JP2001032654A - Screen - Google Patents

Abstract

PROBLEM TO BE SOLVED: To improve a function of a screen by surrounding a sheetlike ventilation member provided with many small holes by a frame body and forming an outer face of the ventilation member and inner faces of the small holes into mirror faces. SOLUTION: A stainless sheet member 11 provided with many small holes 12 is surrounded by a metallic frame 13, and an outer face of the sheet 11 and inner faces of the holes 12 are formed into mirror faces or light reflecting faces by plating to constitute a screen 10. Or, many one side punched small holes having rectangular vent holes are provided on the sheet member whose outer face is the mirror face. Next, many small holes are formed on two sheet members arranged at a predetermined interval, the small holes are arranged at positions differing from each other, a surface of the outer sheet is a mirror face, and the sheet members can move minutely and mutually in a scope of a pitch of the small hole or less to adjust light and wind quantity as required. Consequently, external light is reflected on the outside of a ventilation member and is introduced into a room through the inner faces of the small holes, and it is possible to prevent a person from looking the inside of the room from the outside at night.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a screen door which is constituted by a ventilation member having a large number of small holes and makes the inside of a room difficult to see from the outside.

[0002]

2. Description of the Related Art A conventional screen door is made by using a synthetic resin wire as a ventilation member. As a result, wind can be sent into the room without tiny creatures such as mosquitoes entering the room from the outside, and during the daytime, light is reflected by the synthetic resin wire to allow the room to enter from the outside. There was an advantage that the inside was hard to see.

[0003]

However, the conventional screen door has the following problems. (1) At night, the interior of the room can be seen from outside by lighting the interior of the room. (2) Since the ventilation member is made of a synthetic resin wire, it is susceptible to fire from a lighter or the like, and has poor safety. (3) Since the ventilation member is made of a synthetic resin wire, the ventilation member is easily broken, easily pierced by a thief, and has poor security. SUMMARY OF THE INVENTION The present invention has been made in view of the above circumstances, and provides a screen door which makes it difficult to see the inside of a bright room from the outside by a ventilation member even at night, and furthermore, has excellent ventilation and fire resistance.

[0004]

According to a first aspect of the present invention, there is provided a screen door including a frame member surrounding a ventilation member, wherein the ventilation member is formed by a sheet material having a plurality of small holes formed therein. The outer surface of the ventilation member and the inner surface of the small hole are mirror surfaces or surfaces having good light reflectivity. Thus, of the light that enters from the outside, the light that strikes the outside surface of the ventilation member can be reflected, and the light that strikes the inside surface of the small hole can be sent into the room. Here, the first
In the screen door according to the invention, the sheet member may be a thin plate member or a net member in which a number of small holes are formed.
As a result, in an environment where the screen is placed,
An optimal screen door can be selected in consideration of fire resistance, crime prevention, and the like.

[0005] A screen door according to a second aspect of the present invention, which meets the above object, comprises:
In a screen door in which the periphery of the ventilation member is surrounded by a frame, one of the ventilation members is cut out by a press, and the other is formed of a thin plate material having a large number of cutout small holes connected to the thin plate body. Is a mirror surface or a surface having good light reflectivity. Accordingly, it is possible to manufacture a screen door that makes it difficult for the inside of the room to be seen from the outside and that can send wind without rain entering the room even if it rains. According to a third aspect of the present invention, there is provided a screen door in which a plurality of small holes are formed and a plurality of small holes are formed in the screen door surrounding a ventilation member with a frame. And the small holes of the two sheet materials are arranged at positions different from each other. This makes it difficult to see the inside of the room from the outside, and can reduce the intensity of the wind passing through the screen door.

Here, in the screen door according to the third invention,
Either one of the two sheet members can be attached to the frame so as to be able to move minutely within a range equal to or less than the pitch of the small holes. This makes it possible to adjust the amount of wind passing through the screen door. Then, in the screen door according to the third invention, an intermediate portion between the two sheet materials includes:
It is preferable to provide spacers at appropriate intervals. This makes it possible to prevent the sheet material from being dented by the influence of the wind, even in a screen door having a large surface area exposed to the wind. Also, the third
In the screen door according to the invention, it is preferable that at least the surface of the sheet material disposed outside the two sheet materials is a mirror surface or a surface having good light reflection. This allows
Light from the outside can be reflected by the sheet material arranged outside. Further, in the screen door according to the third invention, it is preferable that the sheet member is formed of a thin plate member or a net member having a large number of small holes. Thereby, depending on the environment where the screen door is used, the strength required for the screen door,
It is possible to select an optimal screen door in consideration of costs and the like.

[0007]

DESCRIPTION OF THE PREFERRED EMBODIMENTS Next, embodiments of the present invention will be described with reference to the accompanying drawings to provide an understanding of the present invention. Here, FIGS. 1A and 1B are respectively a front view and a plan view of a screen door according to the first embodiment of the present invention, and FIGS. 2A and 2B are enlarged front views of the screen door. 3A and 3B are enlarged front views of a mesh, and FIGS. 4A and 4B are front views of a screen door according to a second embodiment of the present invention. , Plan view, FIG. 5 is an enlarged side sectional view of a main part of the screen door, FIG. 6A is a plan view of the screen door according to the third embodiment of the present invention, and FIGS. FIG. 7 is a front view of a screen door according to a third embodiment of the present invention.

As shown in FIGS. 1 (A), 1 (B) and 2 (A), a screen door 10 according to a first embodiment of the present invention has a large number of small holes 12 as an example of a ventilation member. A sheet material 11 made of a stainless steel thin plate formed and a metal frame 13 which is an example of a frame surrounding the sheet material 11. Further, as shown in FIG. 2B, the outer surface 14a of the sheet material 11 and the inner surface 14 of the small hole 12 are formed.
b is a plating 1 for obtaining a mirror surface or a surface having good light reflectivity.
4 is given. The plating 14 can be applied by a plating process such as electrolytic plating or dipping plating in consideration of workability, productivity and the like, but other plating methods can also be used. The screen door 10 can sufficiently pass air by using the sheet material 11 in which a large number of small holes 12 are formed. In the daytime, light from the outside hits the plating 14 on the outer surface 14a of the sheet material 11 to reflect the light outward, making the room less visible from the outside and hitting the inner surface 14b of the small hole 12. Since the light is reflected inside, a sufficient amount of light can be taken into the room to maintain the brightness inside the room. vice versa,
At night, a small hole 1 is formed in the sheet material 11 which does not transmit light.
2, approximately half of the area of the sheet material 11 (the outer surface excluding the small holes 12) blocks light leaking from the inside of the room to the outside. It is difficult to see the inside of the room from the outside even if the light is turned on.

Here, the small holes 12 provided in the sheet material 11 may be of a size that small animals such as mosquitoes cannot enter the interior of the room, and each side is 1 to 1.2 mm here. Although the shape of the small holes 12 is square when viewed in plan, it is only necessary that air can be passed through the interior of the room, and therefore, as shown in FIGS. It is also possible to use other shapes such as 12a and a circular small hole 12b. The frame surrounding the sheet material 11 is made of a stainless steel frame 13. However, it is only necessary to maintain the strength surrounding the sheet material 11 so as not to be broken. Frames,
It is also possible to use a metal frame made of aluminum or an aluminum alloy, which is an example of a metal. Further sheet material 11
In the present embodiment, stainless steel is used, but it is also possible to use a material in consideration of use applications such as safety, fire resistance, security, and the like, for example, a hard plastic, iron, aluminum, an aluminum alloy, or the like. It is possible.

As shown in FIGS. 4 and 5, a screen door 60 according to a second embodiment of the present invention has a sheet material 61 made of a stainless steel sheet material surrounded by a frame 65. ing. The outer surface of the sheet material 61 is a mirror surface or a surface having good light reflectivity. A large number of small holes 64 having rectangular ventilation holes are formed in each of the divided blocks 62. One (lower end) of each of the small holes 64 is cut out by a press, and the other (upper end) of the cover portion 63 joined to the thin plate body of the sheet material 61 is ventilated with the cover portion 63 protruding outward from the sheet material 61. It is provided to cover the mouth. By having such a small hole 64, the wind passes through the small hole 64 and flows into the room, and the cover 63 makes it difficult to see the inside of the room from the outside, thereby improving security. It becomes difficult for rain to enter. Further sheet material 61
Is made of metal, the screen door is less likely to be broken, so that the screen door 60 is excellent in safety, fire resistance, and security.

Next, with reference to FIGS. 6 and 7, a screen door 20 according to a third embodiment of the present invention and screen doors 30, 40 and 50 according to modifications thereof will be described. As shown in FIG. 6A, the screen door 20 according to the third embodiment of the present invention.
For example, a large number of small holes 22 and 24 are formed in sheet materials 21 and 23 made of two thin plates arranged at an interval of 5 mm, for example.
The small holes 22 and 24 of 1 and 23 are shifted from each other at different positions. Further, the surface of the outer sheet material 21 is a mirror surface or a surface having good light reflectivity. Note that the surface of the inner sheet material 23 may be a mirror surface or a surface having good light reflectivity. By arranging the small holes 22 and 24 at different positions in this manner, the small holes 22 (or 24) are partially or entirely blocked by the sheet portion of the sheet material 23 (or 21) with a gap. This makes it more difficult to see the inside of the room from the outside. In addition, light from the outside and the intensity of wind can be reduced and taken into the inside.
Reference numerals 25 and 26 denote frame bodies. Also, here
Although the interval between the two sheet materials 21 and 23 was set to 5 mm,
It can be adjusted in the range of 0.1 mm to 10 mm.

The screen door 30 shown in FIG. 6B has two sheet members 31 and 33 having small holes 32 and 34, respectively.
Among them, the sheet material 33 is attached to the frame 36 so as to be finely movable within a range not more than the pitch of the small holes 34. Thereby, since the amount of light and the amount of air can be adjusted inside the room, it is also possible to create a comfortable space according to the use environment and the preference of the user. Here, as a method of moving the sheet material 33, the sheet material 33 fixed to the frame body 36 by a screw, which is an example of a fixing unit, is loosened so that the sheet material 33 is minutely moved and fixed again by the screw. At this time, the sheet material 33
By providing wheels at the lower part of the vehicle, or by applying a lubricant or the like, minute movement can be made smooth. The fixing means of the sheet member 33 to the frame 36 may be other fixing means other than screws. Reference numeral 35 indicates a frame surrounding the sheet material 31.

A screen door 40 shown in FIG. 6 (C) is provided with spacers 4 at an appropriate interval between two sheet materials 41 and 43 having small holes 42 and 44 at different positions.
7 are provided. This makes it possible to prevent the sheet materials 41 and 43 from being dented by strong wind or the like. In addition,
As the shape and material of the spacer 47, the sheet material 4
Since it is only necessary that 1, 43 can eliminate dents generated by strong winds, cylindrical or rectangular parallelepiped shapes or the like can be used. It can be plastic or the like. Reference numerals 45 and 46 denote frame bodies.

The screen door 50 shown in FIG. 6D has two holes 52 and 54 formed at different positions.
Sheet material 51, 53, each sheet material 5
A wire 57 having a diameter smaller than the width of the opening is welded at both ends to the frame bodies 55 and 56 so as to intersect with the openings of the small holes 52 and 54 respectively. The surface of the wire 57 is plated so as to be a mirror surface or a surface having good light reflectivity. This makes it difficult to see the inside of the room from the outside, and also suppresses the amount of light and the amount of air.

Further, as shown in FIG. 7, in the screen door 20 according to the third embodiment of the present invention, water is provided above the screen door 20 between the two sheet materials 21 and 23 of the screen door 20. A drain pipe 71 provided with a hole 72 through which water can flow is provided. On the other hand, a drain groove for receiving water flowing between the two sheet materials 21 and 23 of the screen door 20 is provided at a lower portion of the screen door 20. 7
4 are provided. As a result, the surfaces of the two sheet materials 21 and 23 of the screen door 20 become wet and water walls are formed,
It is possible to clean the air passing through zero, and as a result, it is possible to achieve the effect of preventing dust and eliminating exhaust gas and dioxin. Here, the water sent from the water supply pipe 73 to the water distribution pipe 71 passes through the sheet material 21,
Although the water flows to the drain 74 through the gap 23, the water in the drain 74 is filtered using a filtering means such as a filter in consideration of effective use of water, and the filtered water is sent to the water pipe 73 again. It is also possible. At this time, by adjusting the temperature of the water, the temperature of the wind entering the room can be adjusted. Although water is used here as the liquid flowing between the two sheet materials 21 and 23 of the screen door 20, a cleaning liquid or the like can be used depending on the use of the screen door 20. As a result, it is possible to exhibit further dust prevention and exhaust gas and dioxin elimination effects. In addition, it is possible to similarly perform the air cleaning for the screen doors 30, 40, and 50 described above.

In the above-described embodiment, a thin plate is used as the sheet material, but the present invention can be applied even if a net is used. Further, although a plating process is performed to make the surface of the sheet material a mirror surface or a surface having good light reflectivity, it is also possible to attach a sheet having good light reflectivity to the surface of the sheet material.

[0017]

According to the screen door according to the first and seventh aspects, the ventilation member is formed of a sheet material having a large number of small holes, and the outside surface of the ventilation member and the inside surface of the small holes. Is a mirror surface or a light-reflective surface, so among external light, those that hit the outer surface of the ventilation member should be reflected outward, and those that hit the inner surface of the small hole should be sent into the room. Can be. As a result, during the daytime, the inside of the room cannot be seen from the outside, and light can be sent into the room. In addition, at night, even when light or the like is turned on inside the room, the inside of the room is difficult to see from the outside, so that a screen door excellent in safety, security, and the like can be manufactured.

According to a second aspect of the present invention, there is provided a screen door, wherein the ventilation member is formed of a sheet material having a large number of small holes formed by cutting one of the members by a press and connecting the other to the thin plate body. Because it is a mirror surface or a surface with good light reflectivity, the inside of the room is difficult to see from the outside, so it is excellent in safety and security, the wind can pass through the room, and the sheet material is made of metal As a result, it is hard to be broken, so that it is excellent in safety, fire resistance, and security, and furthermore, it is hard for rain or the like to enter. The screen door according to claim 3 and the dependent claims 4 to 7 is configured such that the ventilation member is formed of two sheet members having a number of small holes formed and arranged with a small gap, and Since the small holes of the two sheet members are arranged at different positions from each other, it is difficult to see the inside of the room from the outside, and the wind passing through the screen door can be reduced.
Thereby, a comfortable environment can be created inside the room. In addition, since water and the like can be caused to flow in an intermediate portion between the two sheet materials, dust, exhaust gas, dioxin, and the like can be eliminated, and a comfortable environment can be created inside the room.

In particular, in the screen door according to the fourth aspect, one of the two sheet members is attached to the frame so as to be minutely movable within a range not more than the pitch of the small holes, so that the wind suddenly becomes strong. Even if the sunlight becomes strong, the sheet material can be finely moved and adjusted, so that the environment inside the room can be improved. In the screen door according to the fifth aspect, since spacers are provided at an appropriate interval in an intermediate portion between the two sheet materials, it is possible to prevent the sheet material from being dented by the influence of the wind even in a screen door having a large surface area exposed to the wind. it can. Thus, even a large screen door can be used without breaking. 7. The screen door according to claim 6, wherein, of the two sheet materials, at least the surface of the sheet material disposed outside is a mirror surface or a surface having good light reflection, so that light from the outside is disposed outside the sheet material. Can be reflected. In the screen door according to claim 7, since the sheet material is formed of a thin plate material or a mesh body in which many small holes are formed,
In an environment where a screen door is placed, it is possible to select an optimum screen door in consideration of the strength of wind, fire resistance, crime prevention, and the like, and create a comfortable environment inside the room.

[Brief description of the drawings]

FIGS. 1A and 1B are a front view and a plan view of a screen door according to a first embodiment of the present invention, respectively.

FIGS. 2A and 2B are an enlarged front view and an enlarged sectional side view of the same screen door, respectively.

FIGS. 3A and 3B are enlarged front views of meshes.

FIGS. 4A and 4B are a front view and a plan view of a screen door according to a second embodiment of the present invention, respectively.

FIG. 5 is an enlarged side sectional view of a main part of the screen door.

FIG. 6A is a plan view of a screen door according to a third embodiment of the present invention, and FIGS. 6B, 6C, and 6D are plan views of modifications thereof, respectively.

FIG. 7 is a front view of a screen door according to a third embodiment of the present invention.

[Explanation of symbols]

10: screen door, 11: sheet material, 12: small hole, 12a: small hole, 12b: small hole, 13: metal frame, 14: plating, 14
a: outside surface, 14b: inside surface, 20: screen door, 21: sheet material, 22: small hole, 23: sheet material, 24: small hole, 2
5: frame, 26: frame, 30: screen door, 31: sheet material,
32: small hole, 33: sheet material, 34: small hole, 35: frame, 36: frame, 40: screen door, 41: sheet material, 42:
Small hole, 43: sheet material, 44: small hole, 45: frame, 4
6: frame, 47: spacer, 50: screen door, 51: sheet material, 52: small hole, 53: sheet material, 54: small hole, 55:
Frame, 56: Frame, 57: Wire, 60: Screen door, 61:
Sheet material, 62: block, 63: cover, 64: small hole, 65: frame, 71: water pipe, 72: hole, 7
3: water pipe, 74: drain

Claims (7)

[Claims] 1. A screen door in which a periphery of a ventilation member is surrounded by a frame, wherein the ventilation member is formed of a sheet material having a plurality of small holes formed therein, and an outer surface of the ventilation member and an inner surface of the small hole. Is a screen having a mirror surface or a surface with good light reflectivity. 2. A screen door in which a periphery of a ventilation member is surrounded by a frame, the ventilation member is formed of a sheet material having a large number of small holes formed by cutting one of the members by a press and connecting the other to a thin plate body. The screen door is characterized in that the outer surface of the thin plate is a mirror surface or a surface having good light reflectivity. 3. A screen door in which a periphery of a ventilation member is surrounded by a frame, wherein the ventilation member is constituted by two sheet members formed with a number of small holes and arranged with a small gap,
In addition, the small holes of the two sheet materials are arranged at different positions from each other. 4. The screen door according to claim 3, wherein one of the two sheet materials is attached to the frame so as to be minutely movable within a range not more than the pitch of the small holes. Screen doors featured. 5. The screen door according to claim 3, wherein spacers are provided at an appropriate interval in an intermediate portion between the two sheet materials. 6. The screen door according to claim 3, wherein at least the surface of the two sheet materials disposed outside is a mirror surface or a light reflection good surface. Screen door. 7. The screen door according to claim 1, wherein the sheet material is formed of a thin plate or a net having a plurality of small holes.