JPH09324585A - Surface grid - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a surface grid capable of easily executing mounting work of the surface grid for oneself, at the same time, being excellent in anticrime efficiency and being mounted to a window frame such as a sash frame of a window without making any unnecessary space between the window and surface grid. SOLUTION: A surface grid 1 is so constituted that slots are formed in symmetrical positions of the upper end and lower end on the rear surface of both right and left jambs 3. Then, a metal fixture 27 constituted of a mounting seat, a bending section and a projection is mounted to a window frame for mounting the surface grid 1, the jambs 3 of the surface grid 1 interlock the slots with the projection and are mounted to the window frame, and the inside of the jambs 3 are screwed in the metal fixture 27 from the indoor side and are fixed to the window frame. A handle unit 13 of the surface grid 1 is fixed on a lower horizontal frame 2 within a speculative size of the surface grid 1.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a surface lattice, and more particularly to a surface lattice which can be easily mounted even by one person and can be mounted on a window frame such as a sash window.

[0002]

2. Description of the Related Art As a surface lattice to be attached to a window of a residence or a window of a bathroom, a washroom, etc., it is firmly fixed to the front of the window so that it cannot be easily removed from the outside mainly for the purpose of crime prevention. , The so-called louver-type (movable-type) surface grating, which has a so-called fixed-type surface grating and controls the lighting and ventilation in addition to the above-mentioned purposes, effectively cuts solar radiant heat, and has a heat insulating effect. To be done.

In recent years, the latter surface lattice has been favored with particular emphasis on aesthetics and luxury. In the area lattice having such effects and functions, generally, each louver holder holding a plurality of louvers positioned in an opening formed by upper and lower horizontal frames and left and right vertical frames is fixed to the vertical frame. The other ends of the holders, which are rotatably supported by the supporting shafts and hold the louvers, are respectively supported by connecting rods arranged along the vertical frame, and the vertical direction of the connecting rods. The holder is rotated around the support shaft by the movement of, and the louver held by the holder is rotated to open and close the opening.

[0004]

By the way, when mounting such a surface grid on the front surface of the window, it is fixed by using a mounting bracket as shown in FIG. 10, for example. Preliminarily attached to the upper and lower ends of the left and right vertical frames, one person supports the surface lattice on the outdoor side,
The construction method was adopted by the work of two persons, in which another person fixed the fittings by screwing them inside the room. Similarly, a mounting method is also used in which the mounting bracket is previously mounted at a predetermined position on the vertical frame of the surface lattice, and the mounting bracket is screwed from the outside of the room. There was a problem in crime prevention because it could be removed.

Further, in the above-mentioned plane lattice, since the operation handle for moving the connecting rod in the vertical direction to open and close the louver is attached to the vertical frame side, the estimated size of the lower horizontal frame (lower horizontal When the window is attached to the front surface of the frame, an unnecessary space is created between the window and the area lattice, resulting in loss of the original function and effect of the area lattice.

The present invention has been made in view of the above points, and when mounting the surface lattice on the front surface of the window, one person can easily perform the mounting work and is excellent in crime prevention.
In addition, the present invention provides a surface lattice that can be attached to a window frame such as a sash window without creating an unnecessary space between the window and the surface lattice.

[0007]

According to the present invention, the above object is to provide a louver holder which holds a plurality of louvers positioned in an opening formed by upper and lower horizontal frames and left and right vertical frames. The other end of the holder, which is rotatably supported by a support shaft fixed to the vertical frame and holds the louver, is pivotally supported by connecting rods arranged along the vertical frame. A plane lattice configured to open and close the opening by rotating the holder around a spindle by the vertical movement of the connecting rod and rotating the louver held by the holder. Long holes are formed in the longitudinal direction of the vertical frame at symmetrical positions of the upper end and the lower end of the rear surface, and the rectangular mounting seat and the mounting seat are mounted on the window frame such as the sash frame of the window for mounting the surface lattice. Bend at a right angle to the mounting seat at the end of And a mounting member having a bent portion and a protrusion formed at the end of the bent portion so as to protrude outward in the width direction, respectively, at a position corresponding to each long hole of the area lattice. The mounting seats are attached by screwing,
The vertical frame of the surface lattice is attached to the window frame by engaging the long holes with the protrusions of the mounting bracket, and the inner surface of the vertical frame is screwed from the indoor side to the mounting bracket so that This is achieved by the area lattice fixed to the window frame.

The mounting member (27) is preferably a rectangular mounting seat (22), a bent portion (26) bent at a right angle to the mounting seat and an end portion of the mounting seat, and the bent portion. A protrusion (25) formed at each end of the bent portion so as to project outward in the width direction, and a groove (24) formed at an upper end or both ends in the width direction of the bent portion. ing.

In the surface lattice having the above structure, a case and a case are positioned in the case on the lower horizontal frame of the horizontal frame, and the shaft portion is rotatably supported by the case and the shaft portion. A worm wheel having one end protruding from the case, an operating handle fixed to a shaft protruding from the case, and a worm wheel rotatably supported by the case and meshing with the worm in the case And a handle unit having a transmission shaft arranged with one end projecting from the case is fixed within the prospective dimension of the lower lateral frame, and an arm is provided at the end of the transmission shaft projecting from the case. Is fixed and the arm is connected to the connecting rod via a connecting fitting.

[0010]

BEST MODE FOR CARRYING OUT THE INVENTION The present invention will now be described in detail with reference to the accompanying drawings showing an embodiment thereof.

[0011]

1 to 9 show a preferred embodiment of the present invention.

Long holes 20 are formed in the longitudinal direction of the vertical frame 3 at symmetrical positions of the upper end and the lower end of the rear surface of the right and left vertical frames 3 of the surface lattice 1 of this example. On the inner surface of the rear surface side, there are holes 21 for screw insertion for fixing the vertical frame 3 of the surface lattice 1 to the mounting bracket 27 when the mounting bracket 27 is attached to a window frame such as a sash frame of a window. The holes are formed so as to correspond to the screw holes 28 of the fitting 27.

A plurality of louvers 4 positioned in an opening formed by the upper and lower horizontal frames 2 and the left and right vertical frames 3 are curved inwardly on a horizontal plane portion 41 and on both sides of the horizontal plane portion 41. The formed curved portion 42 and the curved portion 4 on one of the curved portions 42.
A bent end 44 formed by forming a recess 43 with 2 and bending outward
And an engaging portion 46 having a hook portion 45 at an end thereof, which is provided upright at a predetermined interval in the width direction of the horizontal plane portion 41.

The louver 4 is formed of a high-strength extruded aluminum material, effectively cuts solar radiant heat, has an excellent heat insulating effect, and has sufficient strength, so that it is also excellent in crime prevention.

The louver holder 5 has a lever portion 51 having a substantially inverted L shape and the lever portion 51 at the end of the lever portion 51.
And a holding portion 53 having engaging portions 52 formed at both ends in the width direction thereof. The holder 5 engages the engaging portion 52 of the holding portion 53 with the hook portion 45 of the engaging portion 46 formed inside the horizontal surface portion 41 of the louver 4, thereby allowing the louver 4 to move in the holding portion 53.
Is held in place.

The holder 5 is pivotally attached to a support shaft 6 fixed to the vertical frame 3 at a lever portion 51 so as to be rotatable around the support shaft, and an end portion opposite to the holding portion 53 is attached to the vertical frame 3. A connecting rod 7 movably arranged along the connecting rod 7 is rotatably pivoted by a pin 16.

The louver 4 fitted and held in the holder 5
When the opening is closed, the outside of the bent end portion 44 of the louver 4 located on the lower side overlaps with the inside of the curved portion 42, and the outside of the bent end portion 44 of the louver 4 located on the upper side. It is configured to overlap the inside of the curved portion 42. The louver 4 located at the uppermost end has its bent end portion 44 superimposed on the curtain plate 17 provided on the upper horizontal frame 2, and the louver 4 located at the lowermost end has the curved portion 42 at the lower horizontal frame 2. By superimposing it on the lower frame cover 18 provided, it is possible to block sunlight from entering the room from the site when the louver is closed.

A synthetic resin case 8 and a case 8 are positioned inside the case 8 within the prospective dimension (depth dimension) of the lower horizontal frame 2. The shaft portion 91 is rotatably supported by the case 8. A worm 9 arranged so that one end of the shaft portion 91 projects from the case 8, an operation handle 10 fixed to the shaft portion 91 protruding from the case 8, and the case 8
Is rotatably supported by a sleeve 19 and has a worm wheel 11 meshed with the worm 9 fixedly in the case 8 and one end projecting from the case 8 and having a hexagonal cross section. A handle unit 13 including 12 is fixed. Although the case 8 is made of synthetic resin in this embodiment, it may be formed by molding a metal plate or may be formed by casting. Although the transmission shaft 12 has a hexagonal cross section, it may have a circular cross section.

An arm 14 is fixed to the end of the transmission shaft 12 protruding from the synthetic resin case 8 of the handle unit 13, and the arm 14 is connected to the connecting rod 7 via a connecting fitting 15. There is.

In FIG. 2, the mounting bracket 27 of the surface lattice 1 of the present embodiment has a rectangular mounting seat 22 and a bent portion at an end of the mounting seat 22 which is bent at a right angle to the mounting seat 22. 26 and a projecting portion 25 formed at the end of the bent portion 26 so as to project outward in the width direction. The mounting seat 22 is provided with a screw insertion hole 23 for attaching the mounting bracket 27 to a window frame such as a sash frame of a window. A screw hole 28 for screwing the inner surface of the vertical frame 3 of the lattice 1 to the mounting bracket 27 is formed. R-chamfering is performed on both ends of the protrusion 25 on the outer side, and the width of the protrusion 25 on the rear surface side of the R-chamfered surface 29 is gradually and gradually reduced toward the tip side of the protrusion 25. The inclined surface 30 is formed so that.

FIG. 3 shows another preferred embodiment of the mounting bracket 27 of the surface lattice 1 of the present embodiment. The mounting bracket 27 has a rectangular mounting seat 22 and the mounting seat 22 at the end of the mounting seat 22. A bent portion 26 bent at a right angle to 22, a protruding portion 25 formed at an end of the bent portion 26 outwardly in the width direction thereof, and a width of the bent portion 26. 2 has a groove portion 24 formed at each end in the direction of FIG.
It is the same as the mounting bracket in. The groove portion 24 is formed at both ends of the bent portion 26 in the width direction.
It may be formed only on the upper end portion of the width direction 6.

The surface lattice 1 having the above-described structure uses the above-mentioned mounting bracket 27 to form a window frame such as a sash frame of the window on the front surface of the window as described below, and the upper and lower horizontal frames 2 and the left and right vertical frames 3. Mounted directly at.

On a window frame such as a sash frame of a window to which the surface grating 1 is attached, a mounting member 27 is screwed with a mounting seat 22 of the mounting member 27 at a position corresponding to each long hole 20 of the surface grating 1. Are installed respectively.

As shown in FIG. 4, the surface grating 1 has elongated holes 20 formed on the upper end side of the rear surface of the vertical frames 3 on the left and right of the surface grating 1.
Is inserted into and hooked on the projections 25 of the upper two mounting brackets 27 attached to the window frame such as the sash frame of the window, and then the lower end side of the rear surface of the vertical frame 3 on the left and right of the surface lattice 1. The elongated holes 20 formed in the sash window are inserted into the projections 25 of the lower two mounting fittings 27 attached to the window frame of the sash window, and are hooked. In this state, the surface lattice 1 is provided with the bent portion 26 of the mounting bracket 27.
Is supported by a flat surface portion on the upper end side of the surface lattice 1, and the long holes 20 of the surface lattice 1 and the protrusions 25 of the mounting bracket 27 prevent the surface lattice 1 from falling from the window frame of the sash window.

The surface lattice 1 is further pushed into a window frame such as a sash frame of the window, and in a state where the window lattice is in close contact with the window frame, a screw insertion hole is formed in the inner surface on the rear surface side of the left and right vertical frames 3. A screw is inserted into the hole 21 of the above, and is screwed to the bent portion 26 of the mounting bracket 27 and fixed to the window frame.

In the case of the fittings 27 shown in FIG. 3 in which the grooves 24 are formed at both ends of the bent portion 26 in the width direction, the surface lattice 1 is hooked on the projections 25 of the fittings 27. After that, it is further pushed into a window frame such as a sash frame of the window, and the upper end portions of the long holes 20 formed on the upper and lower ends of the rear surfaces of the left and right vertical frames 3 of the surface lattice 1 and the respective mounting brackets 27. The surface lattices 1 are attached to the window frame such as the sash frame of the window in a state where they are in close contact with each other. Finally, the surface lattice 1 has a screw inserted into a screw insertion hole 21 formed in the inner surface on the rear surface side of the left and right vertical frames 3, and is screwed into a bent portion 26 of the mounting metal fitting 27 so as to be screwed into the window. It is fixed to the frame.

The above-mentioned window of the surface lattice 1 can be attached to a window frame such as a sash frame by one person, and the vertical frame 3
Since the inner surface of (1) is screwed from the indoor side and the surface lattice 1 cannot be removed from the outside, it is also excellent in crime prevention.

The surface lattice 1 attached to the window frame such as the sash frame of the window in this way is opened and closed as follows. That is, when the operation handle 10 of the handle unit 13 fixed within the estimated size of the lower horizontal frame 2 is rotated in the clockwise direction with the louver 4 shown in FIG. 5 closed, the worm 9 with the operation handle 10 fixed thereto is rotated. Rotates to rotate the worm wheel 11 that meshes with the worm 9. The rotation of the worm wheel 11 causes the transmission shaft 12 fixed to the wheel 11 to rotate, and the arm 14 fixed to the end portion of the transmission shaft 12 causes the transmission shaft 12 to rotate.
It rotates simultaneously with the rotation of. The rotation of the arm 14 moves the connecting rod 7 connected to the arm 14 via the connecting fitting 15 downward, and the connecting rod 7 is pivotally attached to the connecting rod 7 by the pin 16 by the downward movement. The louver holder 5 is rotated around a support shaft 6 pivotally attached to the vertical frame 3 to
The louver 4 held by is rotated and opened.

In the opening operation of the louver 4, the opening angle of the louver 4 can be appropriately adjusted by adjusting the rotation of the operation handle 10, and the lighting and ventilation can be controlled. Of course, the opening angle of the louver 4 can be adjusted when the louver is opened and then closed.

[0030]

According to the present invention, which has the above-described structure, elongated holes are formed in the longitudinal direction of the vertical frame at symmetrical positions of the upper and lower ends of the rear surfaces of the left and right vertical frames, respectively. In a window frame such as a sash frame, a rectangular mounting seat, a bent portion at an end of the mounting seat bent at a right angle to the mounting seat, and an end portion of the bent portion in a width direction thereof. Mounting brackets each having a protrusion formed so as to project outwardly are respectively mounted by screwing the mounting seats at positions corresponding to the long holes of the surface lattice. Since the vertical frame is attached to the window frame by engaging the elongated holes with the protrusions of the mounting bracket, it can be easily installed by one person, and in addition, the inner surface of the vertical frame can be installed from the indoor side. Since it is fixed to the window frame by being screwed onto the mounting bracket, it is excellent in crime prevention. Furthermore, since the handle unit can be fixed on the lower horizontal frame within the estimated size of the lower horizontal frame, the handle unit is not affected by the interior condition around the mounting portion of the surface lattice. Further, since the area lattice is attached to the front surface of the window to a window frame such as a sash frame of the window, an unnecessary space is not created between the window and the area lattice, and the original functions and effects of the area lattice are exhibited. be able to.

[Brief description of drawings]

FIG. 1 is a cross-sectional view showing a mounted state of a surface lattice according to the present invention.

FIG. 2 is a perspective view of a specific example of a mounting member for a surface lattice according to the present invention.

FIG. 3 is a perspective view of another preferred embodiment of the mounting member for the surface lattice according to the present invention.

FIG. 4 is a diagram illustrating the attachment of a surface lattice according to the present invention.

FIG. 5 is a cross-sectional view of a main part of a specific example of a surface grating according to the present invention.

FIG. 6 is a plan view of a part of the surface lattice in FIG.

FIG. 7 is a cross-sectional view of a part of the surface lattice in FIG.

8 is a perspective view of a louver holder having a surface lattice in FIG.

9 is a cross-sectional view of a surface lattice handle unit in FIG.

FIG. 10 is a cross-sectional view showing an attached state of a conventional surface lattice.

[Explanation of symbols]

 1 surface lattice 2 horizontal frame 3 vertical frame 4 louver 5 louver holder 6 support shaft 7 connecting rod 8 case 9 worm 10 operating handle 11 worm wheel 12 transmission shaft 13 handle unit 14 arm 15 connecting bracket 20 long hole 22 mounting seat 24 groove 25 Projection 26 Bent 27 Mounting bracket

Claims (3)

[Claims] 1. Each louver holder (5) holding a plurality of louvers (4) positioned in an opening formed by upper and lower horizontal frames (2) and left and right vertical frames (3) is a vertical shaft. The other end of the holder, which is rotatably supported by a support shaft (6) fixed to the frame and holds the louver, is pivotally supported by connecting rods (7) arranged along the vertical frame, respectively. A plane lattice (1) configured to open and close the opening by rotating the holder around the spindle and moving the louver held by the holder by the vertical movement of the connecting rod. In addition, long holes (20) are formed in the longitudinal direction of the vertical frame at symmetrical positions of the upper and lower ends of the rear surface of the left and right vertical frames (3), respectively. The window frame has a rectangular mounting seat (22) and the mounting seat at the end of the mounting seat. Mounting provided with a bent portion (26) bent at right angles to the seat and a protruding portion (25) formed at the end of the bent portion so as to project outward in the width direction thereof. Metal fittings (27) are attached by screwing the mounting seats to the positions corresponding to the long holes of the surface lattice, and the vertical frame (3) of the surface grid has the long holes of the mounting metal fittings. A surface lattice, which is attached to the window frame by engaging with a protruding portion, and is fixed to the window frame by screwing an inner surface of the vertical frame from the indoor side to the mounting bracket. 2. The mounting bracket (27) is a rectangular mounting seat (2).
2) and a bent portion (26) bent at a right angle to the mounting seat at the end of the mounting seat, and formed at the end of the bent portion so as to project outward in the width direction thereof. Projected part (2
The surface lattice according to claim 1, comprising 5) and a groove portion (24) formed at an upper end portion or both end portions in the width direction of the bent portion. 3. A case (8), which is positioned inside the case, on the lower lateral frame of the lateral frame (2), and is rotatably supported by the case at its shaft part and the shaft part. A worm (9) having one end protruding from the case, an operation handle (10) fixed to a shaft protruding from the case, and rotatably supported by the case, and in the case. A handle unit (13) having a worm wheel (11) meshing with a worm and a transmission shaft (12) arranged with one end protruding from the case is fixed within the estimated size of the lower lateral frame. An arm (14) is fixed to an end of the transmission shaft protruding from the case, and the arm is connected to the connecting rod via a connecting fitting (15). To 1 or 2 The listed area lattice.