KR200482772Y1 - A smell blocking apparatus for ventilation facilities - Google Patents

A smell blocking apparatus for ventilation facilities Download PDF

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Publication number
KR200482772Y1
KR200482772Y1 KR2020160006526U KR20160006526U KR200482772Y1 KR 200482772 Y1 KR200482772 Y1 KR 200482772Y1 KR 2020160006526 U KR2020160006526 U KR 2020160006526U KR 20160006526 U KR20160006526 U KR 20160006526U KR 200482772 Y1 KR200482772 Y1 KR 200482772Y1
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KR
South Korea
Prior art keywords
blocking
duct
guide block
exhaust guide
mounting ring
Prior art date
Application number
KR2020160006526U
Other languages
Korean (ko)
Inventor
이건호
Original Assignee
이건호
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Publication date
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Priority to KR2020160006526U priority Critical patent/KR200482772Y1/en
Application granted granted Critical
Publication of KR200482772Y1 publication Critical patent/KR200482772Y1/en

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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
    • F24F13/02—Ducting arrangements
    • F24F13/0218—Flexible soft ducts, e.g. ducts made of permeable textiles
    • 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
    • F24F13/0245—Manufacturing or assembly of air ducts; Methods therefor
    • 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
    • F24F13/08—Air-flow control members, e.g. louvres, grilles, flaps or guide plates
    • F24F13/082—Grilles, registers or guards
    • F24F13/084—Grilles, registers or guards with mounting arrangements, e.g. snap fasteners for mounting to the wall or duct
    • 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
    • F24F13/08—Air-flow control members, e.g. louvres, grilles, flaps or guide plates
    • F24F13/10—Air-flow control members, e.g. louvres, grilles, flaps or guide plates movable, e.g. dampers
    • F24F13/105—Air-flow control members, e.g. louvres, grilles, flaps or guide plates movable, e.g. dampers composed of diaphragms or segments
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F7/00—Ventilation
    • F24F7/04—Ventilation with ducting systems, e.g. by double walls; with natural circulation
    • F24F7/06—Ventilation with ducting systems, e.g. by double walls; with natural circulation with forced air circulation, e.g. by fan positioning of a ventilator in or against a conduit

Abstract

In the present invention, the upper and lower portions of the base duct are fitted to the upper and lower portions of the ventilation holes of the ventilation device, The other exhaust guide block is fixedly installed at the upper part of the other side of the inner circumferential surface so as to block the other half of the base duct while vertically separating the other exhaust guide block from the one exhaust guide block The one side exhaust guide block is formed so that its upper surface is flat and its lower side is inclined upward from one side to the other side while the other side exhaust guide block is formed with an upper surface being flat and a lower side being inclined upward from the other side toward the one side, A first blocking net covering the other half of the opening is installed And a semi-circular mounting ring fitted to an upper portion of one side of the inner circumferential surface of the base duct. The upper and lower portions of the outer circumferential surface of the mounting ring are provided with an upper portion And a backflow blocking portion for blocking an inflow of odor from another household by being closed by its own weight so that an upper portion of the blocking vinyl is opened to be exhausted to the exhaust duct in accordance with the operation of the ventilator, To a backflow shutoff device.

Description

BACKGROUND OF THE INVENTION 1. Field of the Invention [0001] The present invention relates to an air-

The present invention relates to an odor reverse flow blocking device for preventing the odor from other households from flowing back into the household while being easily fitted between the ventilation openings of the ventilation openings provided in each household of apartment buildings, A base duct in which an upper portion of a ventilation hole provided with a ventilator is fitted to the lower portion of the base duct is fitted in an upper portion of the base duct, And one side exhaust guide block is fixedly installed at one side of the inner circumferential surface and one side exhaust guide block is fixedly installed at the other side of the inner circumference side and the other side exhaust guide block is vertically spaced apart from the one exhaust guide block The one side exhaust induction block has an upper surface portion in a plane and a lower portion in a And the other side of the exhaust guide block is formed with a top surface portion and a bottom portion is inclined upwards from the other end to the one end portion, and a first blocking network covering the other half of the upper portion of the one exhaust guide block And a semi-circular mounting ring fitted to an upper portion of one side of the inner circumferential surface of the base duct. The upper surface of the outer circumferential surface of the mounting ring And a reverse flow blocking portion for blocking the inflow of odor from other generations by causing the upper portion of the blocking plastic to be exhausted to the exhaust duct or closed by its own weight due to the operation of the ventilator. And an odor reverse flow blocking device for a ventilator.

Generally, a building for a residence such as an apartment or an office building is provided with a ventilation facility for ventilation in a ceiling of a kitchen or a toilet in each household. In the ventilation facility, an exhaust duct made of a corrugated pipe or the like is connected And a ventilator is installed inside the ventilator so that the odor or odor generated in the kitchen or the toilet is sucked through the ventilator according to the operation of the ventilator and exhausted to the outside of the building through the ventilating duct. The ventilation device of the building is provided so that the exhaust duct communicates with the exhaust duct of the other generation, so that when the ventilator operation of the household is stopped, various odors or odors generated from other generations flow back through the exhaust duct, There has been a problem of influx.

As a conventional technique for solving such a problem, Korean Utility Model Registration No. 20-0477301, filed by the inventor of the present invention and registered in Korean Registered Utility Model Registration No. 20-0477301, has a cylindrical shape with upper and lower openings, and a ventilation duct One or a plurality of one side diaphragms horizontally positioned at one side of the inner circumferential surface are fixedly installed at regular intervals at upper and lower sides and one or a plurality of other side diaphragms horizontally positioned at the other side of the inner circumferential side are fixed and fixed at regular intervals at upper and lower sides, A lower coupling pipe fitted in an upper portion of a vent hole having an inner bottom and a lower portion fitted in a lower portion of the base duct, and a lower coupling pipe fitted in an upper portion of the ventilation hole, It is made of flexible synthetic resin material, The upper portion is located in a state of passing through a plurality of one side diaphragms provided on the inner side of the base duct and the other side diagonal in a zigzag fashion while the end portion is fixedly attached thereto so that the upper portion is opened during operation of the ventilator, And an odor blocking vinyl which blocks the inflow of odors from other households while the upper inner circumferential surfaces of the upper inner circumferential surfaces abut against each other to close the ventilator at the same time.

However, the above-mentioned prior art has a problem that the ventilation holes of the ventilation equipment and the lower portion of the deodorizing vinyl are installed close to each other and are directly exposed to the outside so that the hot heat and the exhaust gas generated from the gas stove, And the ventilation equipment having a short distance between the ventilation duct and the ventilation duct has a problem that the ventilation equipment is not easily operated because the opening and closing function is not properly operated and the backflow of the ventilation equipment is short. In this case, the upper and lower portions of the odor-blocking vinyl are bent in a zigzag fashion so that the vertical distance between the upper and lower portions is too short, and the odor-blocking vinyl is not properly opened and closed.

According to an aspect of the present invention, there is provided a ventilation system for a vehicle, comprising: a plurality of ventilation openings formed in each of a plurality of houses of a plurality of apartments for connection with a ventilation duct and a ventilation duct, When the ventilator of the ventilation equipment is operated by the induction block and the other exhaust guide block, the upwardly discharged wind smoothly passes through the zigzag manner, and the upper portion of the blocking vinyl of the backflow blocking portion installed at the upper end of the inner side of the base duct is opened The ventilation duct is naturally exhausted to the outside through the exhaust duct and the high-temperature heat and exhaust gas discharged from the gas stove or the like are not directly contacted because the blocking vinyl is covered by the one-side exhaust guide block and the other- At the same time as the ventilator is closed, the top of the opening of the blocking vinyl is lowered by its own weight The first and second ventilation blocks are installed on the upper and lower sides of the one exhaust guide block and the other exhaust guide block, respectively, to prevent the odor from other households from flowing backward through the exhaust duct, And dust or the like are additionally blocked.

In order to achieve the above object, there is provided a base duct in which an upper and a lower portion are opened, an upper outer circumferential surface of which is fitted with an exhaust duct of a ventilator for each generation of a building, And one side exhaust guide block is fixedly installed at one side of the inner circumferential surface and one side exhaust guide block is fixedly installed at the other side of the inner circumference side and the other side exhaust guide block is vertically spaced apart from the one exhaust guide block Wherein the upper surface of the one exhaust guide block is flat and the lower one of the upper and the lower exhaust guide blocks is inclined upwardly from one end to the other end, the upper surface of the other exhaust guide block is flat and the lower portion is inclined upward from one end to the other end, In the upper surface portion thereof, A first blocking net is provided and a second blocking net is formed on an upper surface of the other exhaust blocking block so as to cover one half of the opening, and a semicircular mounting ring fitted to an upper portion of one side of the inner circumference of the base duct, The upper end of the blocking ring is connected to the upper portion of the outer circumference of the mounting ring, and the upper portion of the blocking vinyl is opened by the operation of the ventilation fan so as to be exhausted to the ventilation duct or closed by its own weight to block the inflow of odors from other generations There is a characteristic of this invention in its constitution.

As described above, according to the present invention, it is possible to quickly and easily connect the ventilation ducts of the ventilating units provided in the respective houses of the various apartments with the ventilation ducts, When the ventilator of the ventilator is operated by the induction block, the upwardly blown wind smoothly passes through the zigzag manner, and the upper portion of the blocking vinyl of the backflow blocking portion installed at the upper end of the inner side of the base duct is opened, And the blocking vinyl is shielded by the one-side exhaust guide block and the other-side exhaust guide block, so that the hot heat and the exhaust gas discharged from the gas stove can be prevented from directly contacting with each other, At the same time, the open upper part of the blocking vinyl is closed with its own weight The first and second blocking walls are provided on the upper and lower sides of the one exhaust guide block and the other exhaust guide block, respectively, so as to prevent inflow of outside air and various kinds of insects and dust from the outside It is possible to additionally block inflow and the like.

FIG. 1 is a perspective view showing a disassembled state of the backflow prevention device for a ventilator according to the present invention
FIG. 2 is a perspective view schematically showing a partially assembled state of the backflow prevention device for a ventilator according to the present invention. FIG.
FIG. 3 is a perspective view schematically showing an assembled state of the backflow prevention device for ventilator according to the present invention
Fig. 4 is a schematic view of a longitudinal section of an odor backflow prevention device for a ventilator according to the present invention
FIG. 5 is a view showing a state in which the ventilation device is installed in the ventilator in accordance with the present invention, the ventilator is exhausted upward in a zigzag manner according to the operation of the ventilator, Sectional schematic
6 is a view illustrating a state in which the upper portion of the blocking plastic is closed due to the inactivation of the ventilator in a state where the ventilator is installed in the ventilator according to the present invention and the odor and the like from other generations are blocked from flowing back through the ventilating duct Sectional schematic view of

Hereinafter, a preferred configuration according to the present invention will be described in detail with reference to the drawings.

As shown in FIGS. 1 to 6, the ventilator odor backflow prevention device 1 of the present invention has ventilation openings 8 and ventilation openings (not shown) of ventilation devices provided in each household of apartment buildings, (10) of the ventilation device for each household of the building is fitted to the upper outer circumferential surface, and the lower portion of the ventilation duct A base duct 3 in which an upper portion of the ventilation hole 8 provided with the ventilator 9 is fitted is provided at a lower side of one side of the inner circumferential surface of the base duct 3, The other one of the exhaust guide blocks 5 is fixed to the upper portion of the other side of the inner circumferential surface so as to be vertically spaced apart from the other one of the exhaust guide blocks 4 in a state of blocking the other half of the base duct 3 The upper surface of the one side exhaust guide block (4) is formed in a plane and the lower side is inclined upwards from one side to the other end side. The upper surface of the other side exhaust guide block (5) is flat and the lower side is inclined upwards from one end to the other end. A second blocking net (7) is provided on the upper surface of the exhaust induction block (4) and a first blocking net (6) covering the other half of the exhaust blocking block (4) And a semicircular mounting ring 15 fitted to an upper portion of one side of the inner circumferential surface of the base duct 3. The upper surface of the outer circumferential surface of the mounting ring 15 is covered with a blocking vinyl 16 blocking the flow of the odor from the other generation so that the upper portion of the blocking vinyl 16 is opened by the operation of the ventilator 9 to be exhausted to the ventilating duct 10, 14) do.

As shown in FIGS. 1 to 6, the base duct portion 2 is a portion which is fitted and connected between the ventilation opening 8 of the ventilation device for each household and the exhaust duct 10, And an upper portion of a ventilation hole 8 provided with a ventilator 9 is fitted to the lower portion of the ventilating duct 10 of the ventilating device of each building of the building. One side exhaust guide block 4 is fixedly installed on one side of the inner circumferential surface of the inner circumferential surface of the base 3 and the other half of the base duct 3 is intercepted, The exhaust guide block (5) is vertically spaced apart from the one exhaust guide block (4). The upper surface of the one exhaust guide block (4) is flat and the lower portion is inclined upwards from one end to the other end. Induction block ( 5 has a top surface portion and a bottom portion which is inclined upward from one end to the other end. A first blocking net 6 covering the other half of the opening is formed in the upper surface of the one exhaust guide block 4, (5) is provided with a second screening net (7) covering an open half.

5, when the ventilator 9 of the ventilator 8 is operated, the air blown upward is blown upward by the upward flow of the airflow toward the upper side of the ventilating block 4, And the flow of the airflow is smoothly guided to the upper side of the upper side of the upstream exhaust guide block 5 and is smoothly upwardly exhausted in a zigzag manner, The blocking vinyl 16 of the reverse flow blocking portion 14 installed on the upper side by the other exhaust induction block 5 is covered and the hot air and the exhaust gas discharged from the gas stove (not shown) The thermal insulation of the interception vinyl 16 is prevented from being damaged by thermal insulation during the process of passing through the interception net 6 and the second interception net 7,

As shown in FIGS. 4 and 5, the upper portion of the ventilation opening 8 is formed in a lower portion of the base duct 3 as shown in FIG. And the lower portion of the exhaust duct 10 made of a corrugated pipe or the like is simply fitted to the upper peripheral surface so that the installation can be carried out easily and promptly.

The first blocking net 6 is provided with a first installation ring 11 having a diameter corresponding to the inner diameter of the base duct 3 and is provided with a dense A first blocking net 6 having a dense mesh is integrally fixed to the first blocking net 6 through an adhesive or the like and the first blocking net 6 is connected to the first exhaust blocking block 6 through an open lower portion of the base duct 3, The other side of the one exhaust guide block 4 is covered with the first blocking net 6, so that dust, insects, odors, And the ventilator 9 and the first blocking net 6 are installed close to each other so that the strong wind generated from the ventilator 9 is smoothly passed through the first blocking net 6 to be exhausted upward have.

The second shielding net 7 is provided with a second installation ring 12 having a diameter that matches the inner diameter of the base duct 3 and is provided on the lower surface or the upper surface of the second installation ring 12, A second shielding net 7 having a larger mesh than the first shielding mesh 6 is integrally fixed and fixed with an adhesive or the like and the second shielding net 7 is connected to the other side of the base duct 3 through the open top of the base duct 3, The second blocking net 7 covers the opened side of the other exhaust induction block 5 while being assembled in a state of being mounted on the upper face portion of the inductive block 5 so that dust, insects, The wind from the ventilator 9 whose intensity is weakened through the first blocking net 6 is blocked by the second blocking net 7 having a larger mesh than the first blocking net 6 So that the exhaust gas is exhausted upward.

It is preferable that the first blocking net 6 is formed to have an eye size of about 0.2 to 0.5 mm and the second blocking net 7 is formed to have an eye size of about 0.6 to 1 mm.

As described above, by the first and second blocking screens 6 and 7 provided on the upper surface of the one-side exhaust guide block 4 and the other-side exhaust guide block 5, the inflow of outside air from other generations, Dust and the like are additionally blocked.

4 to 6, the base duct 3 includes a first inner circumferential surface and a second outer conduit block 5 to which the one exhaust guide block 4 is not fixed, A plurality of exhaust guiding lines 13a and 13b are formed so as to protrude to guide the air to be exhausted toward the respective openings on one inner circumferential surface of the base duct 3, 13a and 13b, the airflow is smoothly guided upward through the other lower side and upper one side of the base duct 3 while being smoothly guided.

As shown in FIGS. 1 to 6, the backflow blocking unit 14 is a part that primarily blocks the backflow of odors from the outside, and includes a semicircular mounting ring (not shown) fitted into an upper portion of one side of the inner circumferential surface of the base duct 3 15 and the upper portion of the outer circumference of the mounting ring 15 is fitted to the upper portion of the ventilation duct 10. The upper portion of the ventilation pipe 16 is opened when the ventilation fan 9 is operated, And the upper end of the blocking vinyl 16 is closed by its own weight at the same time when the ventilator 9 is not working so as to block the odor from entering the other generation. And is seated on the second installation ring 12 of the second blocking net 7 while being fit in the upper inner circumferential surface of one side of the base duct 3 while being horizontally laid And is adjacent to both sides of the other end portion of the mounting ring 15 The mounting ring 15 is fixed by the fixing protrusions 17 formed on the upper inner circumferential surface of the base duct 3 and is upwardly discharged in the exhausting process so that the mounting ring 15 flows in the base duct 3, And is prevented from being detached.

In addition, one or a plurality of vinyl supports 18 are fixedly installed on the mounting ring 15 in the middle portion thereof in a transverse state, so that the blocking vinyl 16 is lowered by its own weight due to inactivation of the ventilator 9 The middle portion of the blocking vinyl 16 is supported by the vinyl support 18 so that the middle portion of the blocking vinyl 16 is turned to the inner lower side of the mounting ring 15 so that the upper portion of the blocking vinyl 16 is opened The vinyl support base 18 is roundly convex upward, so that the opening and closing of the blocking vinyl 16 can be performed more smoothly and stably supported.

The blocking vinyl 16 is formed of a thin and flexible synthetic resin material and has an inner diameter that is wide at the bottom and gradually narrows toward the top and a lower portion of the blocking vinyl 16 is fitted to the outer circumferential surface of the mounting ring 15 And the upper portion of the cut-off vinyl 16 is formed at a position offset from the other end portion of the mounting ring 15 which is straight, and as shown in FIG. 5, When the ventilator 9 in the household is operated, the ventilation duct 16 is upwardly lifted by the wind exhausted upward from the ventilator 9, and the opened upper part is easily opened to be connected to the upper portion of the basal duct 3, 3, 4, and 6, the ventilator 9 in the household is submerged, and at the same time, the blocking vinyl 16 descends downward due to its own weight, Straight line So that the odor and the like from other generations can be prevented from flowing back into the household through the exhaust duct 10, so that the ventilation opening 8 is closed, Even when the distance between the exhaust duct 10 and the exhaust duct 10 is short and the length of the base duct 3 is shortened, the blocking vinyl 16 is blown upwards in the operation of the in- So that the opening and closing operation of the blocking vinyl 16 is smoothly performed.

Meanwhile, the blocking vinyl 16 may be partially opened in the process of closing the upper part while the ventilator 9 is lowered due to its own weight when the ventilator 9 is not operated in the household, but the blocking vinyl 16 may flow backward through the exhaust duct 10 from another generation The outside air has a weak wind intensity in the process of passing through the partially opened gap of the blocking vinyl 16 and is additionally blocked by the first blocking net 6 and the second blocking net 7 so that the odor of another generation Is prevented from flowing backward.

The blocking vinyl 16 is disposed in a state shielded by the exhaust guide block 4 at one side and the exhaust guide block 5 at the other side of the base duct portion 2 so that high temperature heat and exhaust gas discharged from the gas stove, It does not directly come into contact with the blocking vinyl 16 and is prevented from being damaged by thermal damage or thermal deformation.

Hereinafter, the function of the present invention will be described.

It is possible to install the apparatus 1 for prevention of odor backflow of the ventilation equipment according to the present invention between the ventilation opening 8 of the ventilation device provided in each household of the apartment building, the apartment building, the office building, etc., and the ventilation duct 10, The first exhaust guide block 4 and the second exhaust guide block 5 formed on the inner circumferential surface of the base duct 3 having a short tubular shape as shown in FIG. 1, A first blocking net 6 and a second blocking net 7 are provided on the top surface of the exhaust duct 5 through the lower open bottom of the base duct 3, The first shielding net 6 is horizontally mounted on the upper surface of the base duct 3 and the other end of the one exhausting guide block 4 is covered with the first shielding net 6 having a dense mesh, (5) through the opened top of the first blocking net (6) to the first blocking net A second blocking net 7 having a larger mesh than the first blocking net 7 is horizontally seated to cover one open side of the other exhaust blocking block 5 to the second blocking net 7, Is mounted on the second mounting ring 12 of the second blocking net 7 while fitting a semicircular mounting ring 15 fitted with a blocking vinyl 16 into one upper inner circumferential surface of the second blocking net 7, An upper portion of the ventilation hole 8 is fitted to the inner lower portion of the base duct 3 and a lower portion of the ventilation duct 10 formed of a corrugated pipe or the like is fitted to the outer peripheral surface of the upper portion of the base duct 3, .

5, when the ventilator 9 of the in-house ventilator is operated in a state where the odor backflow barrier device 1 is installed in the ventilator of each household as described above, The flow of the airflow is naturally induced to the upper side of the upper side of the one exhaust guide block 4 along the upward inclined lower side of the base duct 3 and the upward flow of the other exhaust guide block 5 The flow of the airflow is smoothly guided upward to one side opened along the inclined lower portion and is smoothly exhausted upward in a zigzag manner and the upper portion of the blocking vinyl 16 is lifted upward to open the upper portion of the base duct 3, when the ventilator 9 in the household is stopped as shown in FIG. 6, the blocking vinyl 16 is self-extinguished through the exhaust duct 10 connected to the upper portion of the main body 3, The upper portion of the mounting ring 15, which is hooked on the other upper end portion of the mounting ring 15, abuts against each other to maintain the closed state so that the smell from the other generation flows back into the generation through the exhaust duct 10 The first blocking net 6 and the second blocking net 7 installed inside the base duct 3 can be additionally blocked by the blocking net 16 and the second blocking net 7 when the blocking vial 16 is closed. So that odors, worms, dust, etc. of other households are prevented from entering the household.

The blocking valve 16 of the backflow blocking portion 14 installed at the upper portion of the backflow prevention device 1 is installed in the upper portion of the gas induction block 4, (Not shown) and the like, the hot air and the exhaust gas directly pass through the first blocking net 6 and the second blocking net 7 without touching the blocking vinyl 16, Heat damage and thermal deformation of the vinyl 16 are prevented.

1. Odor reverse flow blocking device 2. Base duct part
3. Bass duct 4. One side exhaust induction block
5. The other side exhaust induction block 6. The first blocking network
7. Second shut-off net 8. Ventilation
9. Ventilator 10. Exhaust duct
11. First mounting ring 12. Second mounting ring
13a, 13b. Exhaust conduction line 14. Reverse flow blocking section
15. Mounting ring 16. Blocking vinyl
17. Fixing projection 18. Plastic support

Claims (5)

And an upper portion of the ventilation duct (8) having a ventilator (9) is fitted to the lower portion of the ventilating duct (10) of the ventilating unit. One side exhaust guide block 4 is fixedly installed in a lower part of one side of the inner circumferential surface of the base duct 3 in a state where one side half of the base duct 3 is blocked and the other half side of the base duct 3 is fixed to the other side of the inner circumference side The other side exhaust guide block 5 is fixedly installed vertically away from the one side exhaust guide block 4 while the upper side of the one side exhaust guide block 4 is flat and the lower side is inclined upward from one side to the other side And the other side of the exhaust guide block 5 has a top surface and a bottom which is inclined upwards from the other side to the other side and the upper side of the one exhaust guide block 4 (2) provided with a first blocking net (6) and a second blocking net (7) covering a part of the upper side of the other side exhaust inductive block (5) And a semicircular mounting ring 15 fitted to an upper portion of the inner circumferential surface of the mounting ring 15. The upper surface of the outer circumferential surface of the mounting ring 15 is fitted with a blocking vinyl 16 having upper and lower openings, (14) for opening the upper part of the ventilation duct (16) to be evacuated to the ventilation duct (10) or closed by its own weight to block the inflow of odors from other generations.
2. The apparatus according to claim 1, wherein the first blocking net (6) is provided with a first installation ring (11) having a diameter corresponding to the inner diameter of the base duct (3) The second blocking net 7 is provided with a second mounting ring 12 having a diameter corresponding to the inside diameter of the base duct 3 and a second blocking ring Characterized in that a second blocking net (7) having a larger mesh than the first blocking net (6) is fixedly attached to the bottom face or top face of the ventilation duct (12).
The exhaust duct according to claim 1 or 2, wherein the base duct (3) has an inner circumferential surface on one side where the one exhaust guide block (4) is not fixed and an inner circumferential surface on the other side where the other exhaust guide block Wherein a plurality of exhaust guide lines (13a, 13b) for guiding the air to be exhausted toward the exhaust port are protruded.
2. The base duct (3) according to claim 1, wherein the mounting ring (15) has a semicircular ring shape conforming to the radius of the base duct (3) and is fitted to one upper inner circumferential surface of the base duct By the fixing protrusions 17 protruding from the upper inner circumferential surface of the base duct 3 which is positioned on the second mounting ring 12 of the blocking net 7 and adjacent to both sides of the other end of the mounting ring 15 Wherein one or a plurality of vinyl stands (18) are fixedly installed in a transverse state in the center portion of the inside of the mounting ring (15).
[5] The apparatus according to claim 1 or 4, wherein the blocking vinyl (16) is made of a flexible synthetic resin material, the inner diameter of which is wide at the bottom, And the upper portion of the blocking vinyl 16 is formed at a position offset from the other end portion of the mounting ring 15 that is aligned with the other end portion so that the blocking vinyl 16 16) descends downward due to its own weight, and an upper portion which is hooked on an upper end portion of the other end portion of the mounting ring (15), which is in a straight line, abuts against each other to maintain a closed state. .
KR2020160006526U 2016-11-08 2016-11-08 A smell blocking apparatus for ventilation facilities KR200482772Y1 (en)

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WO2019208899A1 (en) * 2018-04-27 2019-10-31 Park Tai Up Non-powered vent

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JP2012154537A (en) * 2011-01-25 2012-08-16 Toto Ltd Backflow prevention damper, and range hood
JP2012193888A (en) * 2011-03-16 2012-10-11 Seiho Products Co Ltd Backflow preventive ventilation device and backflow preventive ventilation method
KR101658430B1 (en) * 2016-01-13 2016-09-21 주식회사하우엔지니어링건축사사무소 Ventilator for toilet of apartment building

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Publication number Priority date Publication date Assignee Title
KR200388637Y1 (en) * 2005-04-21 2005-06-29 (주)대양기연 Damper for flowing backward prevention
JP2012154537A (en) * 2011-01-25 2012-08-16 Toto Ltd Backflow prevention damper, and range hood
JP2012193888A (en) * 2011-03-16 2012-10-11 Seiho Products Co Ltd Backflow preventive ventilation device and backflow preventive ventilation method
KR101658430B1 (en) * 2016-01-13 2016-09-21 주식회사하우엔지니어링건축사사무소 Ventilator for toilet of apartment building

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2019208899A1 (en) * 2018-04-27 2019-10-31 Park Tai Up Non-powered vent
KR20190125072A (en) * 2018-04-27 2019-11-06 박태업 Vent cap for using duct
KR102067038B1 (en) 2018-04-27 2020-02-11 박태업 Vent cap for using duct
US11473793B2 (en) 2018-04-27 2022-10-18 Tai Up Park Non-powered vent

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