KR20170033747A - Anti-icing louver - Google Patents

Anti-icing louver Download PDF

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Publication number
KR20170033747A
KR20170033747A KR1020150131929A KR20150131929A KR20170033747A KR 20170033747 A KR20170033747 A KR 20170033747A KR 1020150131929 A KR1020150131929 A KR 1020150131929A KR 20150131929 A KR20150131929 A KR 20150131929A KR 20170033747 A KR20170033747 A KR 20170033747A
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KR
South Korea
Prior art keywords
blade
frame
heating
present
heating cover
Prior art date
Application number
KR1020150131929A
Other languages
Korean (ko)
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KR101770422B1 (en
Inventor
서광옥
Original Assignee
주식회사 상림
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Priority to KR1020150131929A priority Critical patent/KR101770422B1/en
Publication of KR20170033747A publication Critical patent/KR20170033747A/en
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63J—AUXILIARIES ON VESSELS
    • B63J2/00—Arrangements of ventilation, heating, cooling, or air-conditioning
    • B63J2/02—Ventilation; Air-conditioning
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63J—AUXILIARIES ON VESSELS
    • B63J2/00—Arrangements of ventilation, heating, cooling, or air-conditioning
    • B63J2/02—Ventilation; Air-conditioning
    • B63J2/10—Ventilating-shafts; Air-scoops
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63J—AUXILIARIES ON VESSELS
    • B63J2/00—Arrangements of ventilation, heating, cooling, or air-conditioning
    • B63J2/12—Heating; Cooling
    • 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
    • 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
    • F24F13/14—Air-flow control members, e.g. louvres, grilles, flaps or guide plates movable, e.g. dampers built up of tilting members, e.g. louvre
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B3/00—Ohmic-resistance heating
    • H05B3/20—Heating elements having extended surface area substantially in a two-dimensional plane, e.g. plate-heater

Abstract

The present invention relates to an anti-icing louver to prevent a blade from being frozen on a ship. According to an embodiment of the present invention, an anti-icing louver comprises: a casing unit; and a plurality of blade units connected to a shaft in the casing unit to be arranged and inclined. The blade units comprise: a blade extended in a longitudinal direction, wherein an upper side portion and a lower side portion are bent; a heating cover having a rectangular hollow shape composed of five sides to surround one surface of a central portion of the blade; a plurality of heating cables arranged in an internal space which the blade and the heating cover form; and an insulating material surrounding the heating cables.

Description

ANTI-ICING LOUVER}

The present invention relates to an anti-icing louver, and more particularly to an anti-icing louver for preventing freezing of a blade in a ship.

Toilets and kitchens in buildings are equipped with a number of ventilating windows for lighting and ventilation. A louver (louver) is generally used to control the amount of light entering the room and the amount of air entering.

Generally, a louver is a long, thin plate placed horizontally, vertically, or in a lattice shape on the front surface of an opening to prevent direct light or rain, and is used for ventilation or ventilation. It is a lattice type shading plate which adheres to the lower surface of the lamp, and shields the direct light from the lamp outside a certain range.

In particular, the vessel is equipped with a louver which can be ventilated and ventilated to provide fresh air to the engine room, equipment and residential space. In addition, the louvers may be attached to the shroud pre-joined to the hull, or may be installed directly coupled to the hull.

Such a conventional louver is composed of several blades. When the angle of the blades is adjusted and the temperature difference between the inside and outside air is large, the underwater group becomes a water droplet and a condensation phenomenon occurs on the blade surface. And there is a problem that the wood around the ventilation window is corroded.

In addition, in the conventional louver, snow is accumulated on the upper surface of the blades when the blades are opened in the winter season, so that the flow of air through the blades is blocked. If the ventilation is stopped in this way, There was a problem that failed.

In addition, when the snow is frozen as snow is accumulated on the upper surface of the blade, the blade can not be opened and closed.

(Patent Document 1) KR20-2009-0001792 U

In order to solve the above problems, an object of the present invention is to provide an anti-icing louver that prevents icing through a heating cable mounted on an inner surface of a blade, which is a space formed by a blade and a heating cover.

It is another object of the present invention to provide an anti-icing louver for reducing heat loss through a heating cover, which is combined with a blade to provide a predetermined space.

According to another aspect of the present invention, there is provided an anti-icing louver for increasing heat efficiency through a heat insulating material surrounding a heating cable in a space defined by a blade and a heating cover.

According to an aspect of the present invention, And a plurality of blade portions connected to the shaft inside the casing portion to be inclined, the blade portion having a blade extending in the longitudinal direction and having an upper portion and a lower portion bent; A heating cover having a rectangular shape and having a five-sided shape so as to surround a central portion of the blade; A plurality of heating cables disposed in an inner space formed by the blades and the heating cover; And a heat insulating material surrounding the plurality of heating cables.

In one embodiment of the present invention, the casing portion includes a frame extending from a '?' And a blade support arranged to connect the upper inner surface of the frame and the lower inner surface of the frame to bisect the frame.

In one embodiment of the present invention, the blades are positioned between one side of the frame and one side of the blade support, or between the other side of the frame and the other side of the blade support so that the blades are arranged in two rows, And can be rotated by the shaft integrally formed with the blade.

In one embodiment of the present invention, the blade includes a body that is a rectangular plate member extending in the longitudinal direction; A first bending member that is bent in a clockwise direction from an upper end of the body; And a second bending member that is bent in a clockwise direction from a lower end of the body.

In one embodiment of the present invention, when the plurality of formed blade portions rotate in the open state, the first bending member of one of the blade portions contacts the second bending member of the adjacent blade portion of the blade portion .

In one embodiment of the present invention, the casing portion is connected to the inner surface of the frame, and is disposed at the rear of the blade portion; A lifting lug formed on an upper outer surface and a lower outer surface of the frame; And a partition member extending across both side surfaces of the frame and dividing the frame into upper and lower halves.

In one embodiment of the present invention, at least one rib extending from the inner surface of the heating cover is formed in the heating cover, and the at least one rib is located between the plurality of heating cables, The space between the cables can be separated and partitioned.

According to the present invention, it is possible to prevent freezing of rainwater caused by extremely cold weather through a heating cable mounted on the inner surface of the blade, which is the space between the blade and the heating cover, Can be extended.

In addition, according to the present invention, since the heat generated in the heating cable can be stored in the heating cable for a relatively long period of time through the heating cover provided with the predetermined space in combination with the blade, the thermal efficiency as much as the heat loss can be improved can be improved .

According to the present invention, there is provided an anti-icing louver that increases heat efficiency by allowing heat conduction or heat transfer phenomenon around a heating cable to progress slowly through a heat insulating material surrounding a heating cable in a space formed by a blade and a heating cover.

It should be understood that the effects of the present invention are not limited to the above effects and include all effects that can be deduced from the detailed description of the present invention or the configuration of the invention described in the claims.

1 is a front view of a louver in one direction according to an embodiment of the present invention.
2 is a cross-sectional view taken along line A-A 'in Fig.
3 is a cross-sectional view taken along the line B-B 'in Fig.
4 (a) is a cross-sectional view in one direction showing the blade portion of Fig.
4 (b) is a cross-sectional view in one direction showing another embodiment in which the structure of the heating cover is changed in FIG. 4 (a).
5 is an enlarged partial view of the area S1 in Fig.
6 is an enlarged partial view of the area S2 in Fig.
7 is an enlarged partial view of the area S3 in Fig.
8 is an enlarged partial view of the region S4 in Fig.

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, the present invention will be described with reference to the accompanying drawings. The present invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. In order to clearly illustrate the present invention, parts not related to the description are omitted, and similar parts are denoted by like reference characters throughout the specification.

Throughout the specification, when a part is referred to as being "connected" to another part, it includes not only "directly connected" but also "indirectly connected" . Also, when an element is referred to as "comprising ", it means that it can include other elements, not excluding other elements unless specifically stated otherwise.

The term 'first extension line' used in the present invention refers to a line L1 extending vertically from the bent portion located on the right upper side of the body shown in FIGS. 4 (a) and 4 (b) it means.

In addition, the term 'second extension line' used in the present invention refers to a line L2 extending horizontally from the bent portion located at the lower left of the body shown in FIGS. 4 (a) and 4 (b) it means.

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

1 is a cross-sectional view taken along line A-A 'of FIG. 1, and FIG. 3 is a cross-sectional view taken along line B-B' of FIG. 1 to be.

1 to 3, the anti-icing louver 100 according to an exemplary embodiment of the present invention includes a casing 110, a casing 110, and a shaft (not shown) A plurality of blade units 120 formed on the casing unit 110, and a cable connection unit 130 installed on both sides of the casing unit 110.

The casing portion 110 includes a frame 111, a blade support 112, a mesh 113, a lifting lug 114 and a partition member 115.

The frame 111 is formed to extend from the " ㅁ 'shape. More specifically, referring to FIG. 1, the frame 111 extends in one direction from each corner of the rectangle and has a predetermined width. Shafts are mounted on both inner side surfaces of the frame 111, and the shaft is fixedly connected to the blade 120. Therefore, when the external force of the blade 120 is applied to the shaft, the shaft rotates together with the rotation of the shaft.

The frame 111 serves as a frame for supporting the blade 120.

The blade support 112 is arranged to connect the upper inner surface of the frame 111 and the lower inner surface of the frame 111 to divide the frame 111 into two. Referring to FIG. 1, the blade support 112 is formed so as to bisect the frame 111 to the left and right as viewed from the front, and the blade support 112 serves to support the blade 120.

The mesh 113 is connected to the inner surface of the frame 111, as shown in Fig. 3, and is disposed behind the blade 120. The mesh 113 used in the present invention is a mesh having a predetermined lattice size.

3, the mesh 113 is disposed behind the plurality of blade portions 120, and the mesh 113 is formed so that the cold air blowing from the outside (left side in FIG. 2) (Right side in Fig. 2), the particles that can be introduced together with the cold air serve to filter relatively large foreign matter.

The lifting lugs 114 are formed on the upper outer surface and the lower outer surface of the frame 111. Specifically, the lifting lug 114 is located at a quarter point and a quarter point of the upper outer surface of the frame 111, a quarter point of the lower outer surface of the frame 111, 4 protrusions.

In addition, a circular through-hole is formed at the center of the lifting lug 114 as shown in Fig. The user can lift or lower the anti-icing louver 100 of the present invention by inserting a rope or chain into the through hole of the lifting lug 114 and using a lift device.

The partition member 115 extends across both side surfaces of the frame 111 to divide the frame 111 into upper and lower halves as shown in Fig. Further, both side portions of the partitioning member 115 are bent in a clockwise direction so as to be perpendicular to the central portion thereof, so that the binding with the frame 111 can be firm.

FIG. 4A is a cross-sectional view in one direction showing the blade portion in FIG. 1, FIG. 4B is a cross-sectional view in one direction showing another embodiment in which the structure of the heating cover is changed in FIG. FIG. 5 is an enlarged partial view of the area S1 in FIG. 2, FIG. 6 is a partial detail view of the area S2 in FIG. 2, FIG. 7 is a partial detail view of the area S3 in FIG. Is an enlarged partial view of the region S4 in Fig.

4A to 8, the blade unit 120 is disposed inside the casing unit 110 so as to be inclined with respect to the shaft, and is formed in a plurality of blades. A heating cover 121, a heating cover 122, a heating cable 123, and a heat insulating material 124.

The blade 121 extends in the longitudinal direction as shown in Fig. 4 (a), and the upper side portion and the lower side portion are bent. More specifically, the blades 121 are disposed between one inner side of the frame 110 and one side of the blade support 112 or between the other inner side of the frame 111 and the blade supports 112).

The blade 121 having the above-described organic coupling relationship is rotatable by a shaft integrally formed with the blade 121. [ The rotation range may be from a position where both ends of the plurality of blades 121 contact with each other to a position where the bent ends of the plurality of blades 121 contact the frame 111 as shown in FIG.

The blade 121 includes a body 121a, a first bending member 121b, and a second bending member 121c.

The body 121a is formed of a rectangular plate member extending in the longitudinal direction, and the shaft 121a is rotatably connected to the center of both sides of the body 121a. More specifically, referring to FIGS. 4 (a) and 4 (b), the first and second extended lines L1 and L2: the length of the body 121a = 1:

Figure pat00001
. The structure with such a ratio can generate heat by evenly distributing the heat over an asymmetric structure.

The first bending member 121b is bent from the upper end of the body 121a and the angle formed between the body 121a and the first bending member 121b as shown in Figures 4 (a) to 7 is an obtuse angle . This is because the first bending member 121b of one of the plurality of the blade portions 120 of the plurality of the blade portions 120 is rotated by the rotation so that the second bending member 121c of the adjacent blade portion 120 among the plurality of the blade portions 120 The second bending member 121c is disposed at the lower end of the body 121a so as to prevent external air from flowing into the inside of the body 121a when the plural blades 120 are closed. Like the first folding member 121b, the second folding member 121c is folded from the body 121a and the second folding member 121c as shown in Figs. 4 (a) to 7 The angle is preferably an obtuse angle, and the effect is the same as that of the first bending member 121b.

The first bending member 121b of one of the blade portions 120 of the blade portion 120 is moved in a direction perpendicular to the direction in which the blade portion 120 is rotated, The second bending member 121c of the adjacent blade portion 120 and cuts off the outside air so that the outside air does not flow into the inside.

The first bending member 121b of one of the blade portions 120 of the blade portion 120 and the adjacent blade portion 120 of the blade portion 120 may be rotated in the open state, (Clockwise direction) by the same angle.

The first bending member 121b of one of the blade portions 120 of the blade portion 120 and the adjacent blade portion 120 of the blade portion 120 may be positioned in the closed state, (Counterclockwise) by the same angle, it is possible to achieve a tight seal.

The heating cover 122 is a rectangular hollow having five surfaces so as to surround one surface of the center of the blade 121. More specifically, the bent both side portions of the heating cover 122 are positioned to abut the body 121a as shown in Fig. 4 (a). In addition, the heating cover 122 is coupled with the body 121a, and a predetermined space is provided therein, and the heating cable 123 is arranged in this space. In the present invention, the three lines are arranged as shown in FIGS. 4 (a) to 7, but this can be appropriately changed in consideration of the required heat quantity and thermal efficiency.

Meanwhile, the heating cover 122 may be structurally modified to improve heat transfer efficiency. That is, as another embodiment, at least one rib 122a 'extending from the inner surface of the heating cover 122 may be formed inside the heating cover 122, and one or more ribs 122a' The heat generated by the heating cable 123 is uniformly dispersed in the front surface of the body 121a by separating the space between the heating cables 123 by separating the space between the heating cables 123, So that the blade portion 120 does not freeze even in an extremely low temperature environment.

The heating cable 123 is disposed in a plurality of spaces formed by the blades 121 and the heating cover 122. The heating cables 123 are arranged in an 'S' shape within one blade 120 as shown in FIGS. 4 (a) to 7, but each heating wire 123 is connected to one straight heating cable It is also possible to implement the circuit 123 in parallel.

In addition, the heating cable 123 in the present invention is shown as three lines as shown in FIGS. 4 (a) to 7, but it is not limited thereto, and the heating cable 123 may be an appropriate number you can change it.

The heat insulating material 124 is disposed so as to surround the plurality of heating cables 123. The heat insulating material 124 may be made of a material selected from the group consisting of bead method insulation material EPS, compression method insulation material, rigid urethane material, flexible urethane foam and rigid urethane foam, Inorganic insulator, glass fiber insulator, cellulose insulator, or the like, and other materials having excellent thermal insulation effects can be applied.

4 (a), the heat insulating material 124 is arranged to surround the heating cable 123, so that when heat is generated by the operation of the heating cable 123, the heat energy to be generated is heat- And maximizes the heat transfer to the front surface of the frozen blades 121.

According to the heat insulating material 124 of the present invention, the heat energy required for melting the frozen portion is dispersed in all directions to prevent the heat transfer efficiency from being deteriorated, and the concentrated heat transfer is induced in the freezing portion, Can be improved.

In addition, the blade unit 120 of the present invention may further include one or more ribs 122a 'as shown in FIG. 4 (b). The one or more ribs 122a 'can partition the heating cable 123 and the heat insulating material 124 into a single package by partitioning the inside of the heating cover 122. The heating cable 123 generates heat The thermal energy can be concentrated on the front surface of the blade 121 in which the thermal energy is frozen, thereby doubling the heat transfer efficiency.

The cable connecting part 130 is installed on both sides of the casing part 110 to interconnect the plurality of heating cables 123. The cable connection part 130 in the present invention is commonly used as a junction box or a junction box. A general junction box is a box for interposing cables therebetween, and at both ends of the box, The connector is connected to the connector. If the connectors of the cables are different, this conversion can be performed.

In addition, the anti-icing louver 100 according to an embodiment of the present invention may further include a driving unit (not shown) such as a crank connected to the shaft, And may further include a control unit (not shown).

It will be understood by those skilled in the art that the foregoing description of the present invention is for illustrative purposes only and that those of ordinary skill in the art can readily understand that various changes and modifications may be made without departing from the spirit or essential characteristics of the present invention. will be. It is therefore to be understood that the above-described embodiments are illustrative in all aspects and not restrictive. For example, each component described as a single entity may be distributed and implemented, and components described as being distributed may also be implemented in a combined form.

The scope of the present invention is defined by the appended claims, and all changes or modifications derived from the meaning and scope of the claims and their equivalents should be construed as being included within the scope of the present invention.

100: Anti-icing louver
110: casing portion
111: frame
112: Blade support
113: Mesh
114: Lifting lugs
115: partition member
120: blade portion
121: blade
121a: body
121b: first bending member
121c: a second bending member
122: Heating cover
122a ': rib
123: Heating cable
124: Insulation
130: Cable connection

Claims (7)

A casing portion;
And a plurality of blade portions connected to the shaft and inclined inside the casing portion,
The blade portion
A blade extending in the longitudinal direction and bending the upper side portion and the lower side portion;
A rectangular heating cover surrounding the central portion of the blade;
A plurality of heating cables disposed in an inner space formed by the blades and the heating cover; And
And a heat insulating material surrounding the plurality of heating cables.
The method according to claim 1,
The casing portion
A frame extending from a "?'Shape; And
And a blade support arranged to connect the upper inner surface of the frame and the lower inner surface of the frame to bisect the frame.
3. The method of claim 2,
The blades being located between one side of the frame and one side of the blade support or between the other side of the frame and the other side of the blade support,
Wherein the shaft is rotatable by the shaft integrally formed with the blade.
The method of claim 3,
The blade
A body that is a rectangular plate member extending in the longitudinal direction;
A first bending member that is bent in a clockwise direction from an upper end of the body; And
And a second bending member that is bent in a clockwise direction from a lower end of the body.
5. The method of claim 4,
When the plurality of blade portions rotate in the opened state,
Wherein a first bending member of one of the blade portions abuts a second bending member of an adjacent blade portion of the blade portion.
3. The method of claim 2,
The casing portion
A mesh connected to the inner surface of the frame and disposed behind the blade portion;
A lifting lug formed on an upper outer surface and a lower outer surface of the frame; And
Further comprising: a partition member extending across both side surfaces of the frame to divide the frame vertically into two halves.
The method according to claim 1,
At least one rib extending from the inner surface of the heating cover is formed in the heating cover,
Wherein the one or more ribs are disposed between the plurality of heating cables to separate and partition the space between the plurality of heating cables.
KR1020150131929A 2015-09-17 2015-09-17 Anti-icing louver KR101770422B1 (en)

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20190069721A (en) * 2017-12-12 2019-06-20 현대자동차주식회사 Anti Icing type Charge Door Device and Echo Vehicle thereof
KR102249970B1 (en) * 2020-05-26 2021-05-10 성원전기 주식회사 Anti-icing louver vent System by heat for icebreakers
KR102356834B1 (en) * 2020-10-30 2022-02-07 심상칠 Louver of ships with heating function
CN114718733A (en) * 2021-12-04 2022-07-08 中国船舶工业系统工程研究院 Gas turbine air inlet anti-icing device and ship

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KR101821586B1 (en) * 2017-08-22 2018-01-25 다원텍 주식회사 anti-icing louver for polar ships
KR102530171B1 (en) * 2021-06-23 2023-05-08 김재성 Water removal louvers provided with heat

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Publication number Priority date Publication date Assignee Title
KR101381498B1 (en) * 2012-04-17 2014-04-04 씨티케이 주식회사 Snow melting louver including heating cable

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20190069721A (en) * 2017-12-12 2019-06-20 현대자동차주식회사 Anti Icing type Charge Door Device and Echo Vehicle thereof
KR102249970B1 (en) * 2020-05-26 2021-05-10 성원전기 주식회사 Anti-icing louver vent System by heat for icebreakers
KR102356834B1 (en) * 2020-10-30 2022-02-07 심상칠 Louver of ships with heating function
CN114718733A (en) * 2021-12-04 2022-07-08 中国船舶工业系统工程研究院 Gas turbine air inlet anti-icing device and ship
CN114718733B (en) * 2021-12-04 2023-09-19 中国船舶工业系统工程研究院 Gas turbine inlet anti-icing device and ship

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