JP2591720Y2 - Openable grid - Google Patents

Description

[Detailed description of the invention]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an openable surface grid installed outside an existing window grid or the like.

2. Description of the Related Art A surface grid having a structure that does not allow the inside to be seen from the outside while securing ventilation and lighting is attached to the outside of an existing window or the like. In general, this type of surface lattice is such that the blades are arranged and fixed at regular intervals on the outside of a window frame or the like. Visibility to the outside can be secured,
In some cases, the position of the blade is adjustable to ensure better ventilation and lighting.

However, most of the surface lattices in which the position of the blade material is adjustable, the position of the blade material, that is, the opening / closing or moving operation of a plurality of blade materials is not smooth. At present, there are various problems such as that the respective blade members are not opened and closed or moved at the same time, and the opening and closing or moving operations are complicated and difficult to operate.

In order to solve the above-mentioned problems, the opening / closing surface lattice according to the present invention has the same number of bracket supports in the upper and lower columns in front of at least two vertical rails. A bracket for fitting a wing material having an arm portion projecting rearward from the bracket support is pivotally attached to the bracket support so as to be vertically rotatable, and each arm portion behind the bracket is pivotally attached to a connecting rod for each vertical rail. And each bracket is integrally rotatable up and down, and an opening / closing bar is laid between each bracket of each vertical rail, and a wing material is fitted and laid between corresponding brackets. .

In the opening / closing surface lattice having the above-mentioned structure, the blade members are fitted and mounted horizontally between brackets pivotally mounted on the same number of bracket supports attached to the front of at least two vertical rails, respectively. Are plane grids arranged vertically at regular intervals. Then, when the opening / closing bar laid horizontally between the brackets located at substantially the center of each vertical rail is vertically rotated, the rear arm portion of the bracket is vertically pivotally connected to the connecting rod for each vertical rail. Because of the pivotal connection, all the brackets are turned up and down in response to the operation of the connecting rod, and the fitted blade member is integrally opened and closed. Therefore, all the blades can be easily opened and closed by the operation of the connecting rod, the visibility from the room to the outside can be freely adjusted, and a surface grid that can ensure higher ventilation and daylighting can be obtained.

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described below with reference to the drawings. FIG. 1 is a schematic plan view showing a closed state of each blade member of the opening / closing surface lattice according to one embodiment of the present invention, and FIG. 2 is a schematic plan view showing each opened state of each blade member. FIG. 4 is a schematic cross-sectional view taken along the line AA of FIG. 1 in a state where the blade material is closed, FIG. 4 is a schematic cross-sectional view of the same state in which the blade material is opened, and FIG. It is the schematic exploded perspective view which followed. The opening / closing grid of the present invention is attached to the outside of an existing aisle or outdoor window of a private house, an apartment, a condominium, and the like. For example, as shown in FIG. At the front of the horizontal rails 1 and 1 to be fixed, three vertical rails 2 are mounted orthogonally to the left, right and center positions, respectively, and a plurality of blades 3 are mounted in a row in front of the vertical rail 2. All the blade members 3 are interlocked with each other and can be freely opened and closed integrally.
The blade member 3 is a long molded product made of a synthetic resin such as polycarbonate resin or polyvinyl chloride, and has curved edges 31 at both ends, and has a light transmittance of about 5 to 90%. The bracket 4 is made of AES resin, as shown in FIG.
A blade receiving portion 41 for fitting the blade material 3 with a synthetic resin such as a cured polyvinyl chloride resin or an acrylic resin, a fin portion 42 projecting from the back side of the blade receiving portion 41, and a rear blade receiving portion. An arm portion 43 extending obliquely downward about 35 to 45 degrees from 41 is integrally formed by means such as injection molding. The blade receiving portion 41 has a central flat portion 41a, semicircular flange portions 41b, 41b which are curved upward and forward and backward to fit the curved edge 31 of the blade material 3, and a blade is provided between the flange portions 41b. Substantially triangular stoppers 41c, 41c for receiving the edge 31a of the blade member 3 when the member 3 is fitted are projected. The fin portion 42 projects downward from the back surface of the blade receiving portion 41, and has a rectangular opening 42a on the front side and projections 42b, 42b slightly projecting in a columnar shape on both sides. An opening / closing bar 5 for opening and closing the blade member 3 by rotating the bracket 4 around the position of the projection 42b is inserted into the opening 42a, and near the rear end of the arm 43. Is provided with a ring-shaped support projection 43a. The opening / closing bar 5 is, for example, laid between brackets 4 located below each of the three vertical bars 2, and is provided with an opening 42 a of the fin 42 of the bracket 4.
It is a long hollow molded product made of metal such as stainless steel having a rectangular cross-section and having a length substantially equal to the length of the blade member 3. The protrusion 42 b of the fin portion 42 is rotated in the middle as described later. A handle portion 8 for rotating the bracket 4 as a center of movement is fitted. The handle portion 8 is formed by bending a metal plate such as aluminum, and has two support pieces 82 provided with fitting holes 81 respectively fitted to the opening / closing bar 5.
82 and a mounting piece 84 for fixing a grip portion 83 extending obliquely rearward with a fastener such as a screw are integrally processed into a substantially U-shaped cross section. The fixing bar 5 is fixed by a fixing means (not shown) such as a screw so that the moving bar 5 cannot be moved. The bracket support 6 for pivotally attaching the bracket 4 is also made of the same synthetic resin as the bracket 4, and is slidably inserted from above into the insertion groove 21 in front of the vertical bar 2 so as not to fall off. A base portion 61 having a shape and a bracket receiving portion 62 orthogonal to the base portion 61 and having a substantially T-shaped cross section, a substantially triangular side surface, and projecting forward are integrally formed. The center of the tip of the bracket receiving portion 62 is divided into two forked protruding pieces 62a, 62a, and each protruding piece 62a, 62a has a circular opening 6.
2b and 62b are perforated. The openings 62b, 62
b, a projection 42b of the fin 42 of the bracket 4;
42b are pivotally connected to each other so as to be rotatable.
b, 42b, the bracket 4 is the bracket support 6
It is rotatable with respect to. Further, the respective arm portions 43 of the brackets 4 inserted in a vertical state for each of the vertical rails 2 are integrally connected by a connecting rod 7, and are pivotally mounted so as to be simultaneously rotatable in vertical and forward and backward directions. ing. This connecting rod 7 is, for example, a two-piece long molded product made of metal such as aluminum whose length is defined according to the number of blade members 3 arranged on the vertical rail 2. As shown
An arm receiving portion 71 and an arm pushing portion 72 are provided. Each of the blade members 3 has an opening 71a in the arm receiving portion 71, on which a support protrusion 43a at the rear end of the arm portion 43 of the bracket 4 is pivotably connected.
The semi-circular fitting strip 71b is formed on the rear side to prevent the arm pusher 72 from slipping off. Extend vertically along the edge and the opposite surface of the opposing plate. The arm pushing portion 72 has a hemispherical cross-section fitting streak 72a fitted to the fitting streak portion 71b of the arm pushing portion 72 at the rear side and fitted by the engaging edges 71c, 71c. A pressing piece 72b that is bent in a letter shape and sandwiches the arm 43 is formed. The support projections 43a of the respective arm portions 43 of the bracket 4 are pivotally attached to the respective openings 71a drilled in the arm receiving portions 71 of the connecting rod 7, and the fitting ridges 72a of the arm pressing portions 72 are attached to the arm receiving portions 71. Each arm 43 is integrally connected by the connecting rod 7 via the corresponding support protrusion 43a without the arm receiving portion 71 dropping off by the engaging edges 71c, 71c by being fitted to the fitted streak portion 71b. Have been. Further, when the grip portion 83 of the handle portion 8 is released, each blade member 3 moves in the closing direction due to its own weight of the blade member, the bracket, or the like. Therefore, in order to surely position the blade member 3, as shown in FIG. A substantially L-shaped fixing member 9 is used. That is, a stopper 93 is screwed to the holding piece 72b on one short piece 91 of the fixing member 9 so as to be rotatable with respect to the arm pressing part 72 of the connecting rod 7, and the stopper 93 is centered around the stopper 93. The fixing member 9 is rotatable, and a long hole 95 is formed in the other long piece 94. A set screw 96 screwed to the vertical bar 2 is disposed in the long hole 95, and each blade member 3 It has a role of fixing the connecting rod 7 and the vertical rail 2 that move up and down and up and down according to the inclination of the vertical bar 2. The surface lattice of the present invention, in which a plurality of blade members 3 are vertically arranged at regular intervals by the bracket 4, the bracket support 6, and the connecting rod 7, has all the blade members 3 of the opening / closing bar 8. It is a mechanism that opens and closes easily and integrally with the operation. That is, when the gripping portion 83 of the handle portion 8 immovably attached to the opening / closing bar 5 is positioned slightly below and the brackets 4 are in a horizontal state, the respective blade members 3
As shown in (2), they are horizontally arranged at regular intervals up and down, and open as a plane grid. In this state, the handle 8
Of the fin 42 of the bracket 4
When the bracket 4 is gradually moved upward in a rotating state so that the position of the bracket 4 becomes the center of rotation, the bracket 4 inserted into the opening 62b of the bracket receiving portion 62 of the bracket support 6 as shown in FIG. The arm 43 of the bracket 4 moves upward with the projection 42b as the center of rotation. At this time, since the support projection 43a of the arm 43 is pivotally attached to the opening 71a of the connecting rod 7, the connecting rod 7 moves diagonally upward, and accordingly, the opening 71a of the connecting rod 7 The arm 4 of each bracket 4 on which the support protrusion 43a is inserted.
3 move in a clockwise and obliquely upward manner around the protrusion 42b of the fin 42 of each bracket 4 as a center of rotation, and the front edges of the arranged blade members 3 are lowered. The grid is closed. By screwing the set screw 96 of the fixing member 9 to the connecting rod 7 at this position, each blade member 3 is fixed in a closed state. Conversely, when the holding portion 96 of the fixing member 9 is loosened and then the grip portion 83 is rotated downward, the bracket 4 is moved to the protrusions 42 b and 42 of the fin portion 42.
b, the arms 43 move downward integrally with the connecting rod 7, the brackets 4 are in a horizontal state, the blades 3 are open, and the fixing members 9 The positioning screw 96 can be used for positioning and fixing. Therefore, in the surface lattice of the present invention, each bracket 4 is pivotally attached to the bracket receiving portion 62 of the bracket support 6 so as to be rotatable, and the arm 43 of each bracket 4 is connected to the connecting rod 7.
The opening / closing bar 5 fitted between the openings 42a of the fins 42 of the left and right or center brackets 4 arranged in parallel is provided as a handle. By simply moving the gripping portion 83 of the portion 8, the other brackets 4 are integrally linked by the connecting rod 7 and the respective blade receiving portions 41 of each bracket 4 are easily formed.
Can be opened and closed.
Then, when each blade member 3 is at a desired position, the set screw 96 of the fixing member 9 is tightened, and the position of each blade member 3 can be securely fixed. High ventilation and lighting can be obtained.
The means for pivotally attaching the bracket 4 to the bracket support 6 and the means for pivotally attaching the arm 43 to the connecting rod 7 are not limited to the above-described embodiment, and there is no problem with other means.

As is apparent from the above description, the opening / closing surface lattice of the present invention is provided with a bracket support and a bracket attached to the front surface of the vertical rail, which are pivotally connected to each other. Since the arm of each bracket is integrated through a connecting rod to form a crank mechanism, all brackets can be easily rotated simply by operating the open / close bar attached to each bracket of each vertical rail. In addition, there is an effect that opening and closing of the fitted blade members can be performed integrally and simply and reliably.

[Brief description of the drawings]

FIG. 1 is a schematic plan view showing a closed state of each blade member of an opening / closing surface lattice according to an embodiment of the present invention.

FIG. 2 is a schematic plan view showing a state where each blade member of the openable and closed grid according to the embodiment is opened.

FIG. 3 is a schematic cross-sectional view of a closed surface lattice of the blade material taken along the line 1A-A of the embodiment.

FIG. 4 is a schematic cross-sectional view of an open surface lattice of the blade material according to the embodiment.

FIG. 5 is a schematic exploded perspective view showing a part of each component along a line BB in FIG. 3;

FIG. 6 is a schematic plan view showing, in an enlarged manner, a portion where the connecting rod and the arm portion of the bracket are inserted in the embodiment.

[Explanation of symbols]

 2 vertical beam 3 blade material 4 bracket 5 opening / closing bar 6 bracket support 7 connecting rod 41 blade receiving portion 43 arm portion 61 base

Claims (1)

(57) [Scope of request for utility model registration] 1. A blade-fitting bracket in which the same number of bracket supports are attached in front of at least two vertical rails in an up-and-down cascade, and each arm has a rearwardly projecting arm. Each of the vertical rails is pivotally attached to each of the vertical rails, and the respective arm portions behind the brackets are pivotally connected to the connecting rods for each of the vertical rails, so that each of the brackets can be vertically rotated integrally. An opening / closing surface grid, wherein an opening / closing bar is suspended between the brackets and a blade material is fitted between the corresponding brackets.