JP3657094B2 - lattice - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention relates to a lattice in which a plurality of lattice bars extending in a straight line are arranged in parallel in a rectangular lattice frame, and in particular, a part of a glass plate accommodated in a door body portion is a portion of the door body portion. It is related with the grating | lattice provided in order to protect the surface of the glass plate exposed from the opening part in the entrance door exposed from the opening part provided in the front.
[0002]
[Prior art]
The entrance door, which is arranged to open and close the opening provided in the entrance of the house, is provided with a glass plate in the door body for lighting in the entrance or for decoration, and the door body The surface of a glass plate may be exposed from the opening part provided in.
[0003]
In such an entrance door, since the glass plate is exposed from the opening part provided in the outdoor side (front side) in the door main-body part, there exists a possibility that a glass plate may be easily damaged from the outdoors. For this reason, attaching the grating | lattice which covers the surface of the glass plate exposed to the outdoor side from the opening part of a door main-body part to a door main-body part is performed.
[0004]
As a grid attached to the door body, the surface of the glass plate exposed from the opening is covered with a rectangular lattice frame arranged along the peripheral edge of the opening of the door body where the glass plate is exposed. In addition, a plurality of lattice bars extending linearly are arranged in parallel.
[0005]
[Problems to be solved by the invention]
In order to protect the glass plate, it is preferable to arrange a large number of lattice bars. However, when the number of the lattice bars increases, it is troublesome to attach each lattice bar to the lattice frame. There is a problem that it cannot be assembled easily.
[0006]
The present invention solves such a problem, and an object of the present invention is to provide a lattice in which a large number of lattice bars can be easily attached to a lattice frame.
[0007]
[Means for Solving the Problems]
The grid according to the present invention includes a rectangular grid frame, a plurality of grid bars that are arranged parallel to each other inside the grid frame, each end being hollow, and a pair of adjacent grids. It is attached to the lattice frame so as to be positioned between each end of each bar, and is connected to a plurality of connecting rods each having a hollow tip and inserted into the tip of each connecting rod. A connecting body that is linearly connected to each other, and the left and right sides of one end of the connecting body so that they are inserted into the ends of a pair of lattice bars adjacent to each other. A plurality of lattice bar supports each having a pair of bar supports extending linearly in a direction opposite to the extending direction of the body.
[0008]
The lattice frame is mounted in an opening provided in a door main body of a front door where a glass plate is accommodated in the door main body and the glass plate is exposed from an opening provided in the door main body.
[0009]
DETAILED DESCRIPTION OF THE INVENTION
Hereinafter, embodiments of the present invention will be described in detail with reference to the drawings.
[0010]
FIG. 1 is a front view showing an example of an embodiment of an entrance door provided with a lattice of the present invention. The entrance door is disposed in an entrance frame that covers an opening provided in the entrance of the house, and is configured to open and close the interior of the entrance frame. It has the grid | lattice 20 of this invention attached to the front side (outdoor side) center part.
[0011]
FIG. 2 is a longitudinal sectional view of the entrance door, and FIG. 3 is a transverse sectional view of the entrance door. The door main body 10 of the entrance door includes an outer frame body 11 configured in a rectangular frame shape forming an outer peripheral edge portion, and a rectangular frame-shaped opening frame arranged concentrically at the center portion of the outer frame body 11. And a body 12.
[0012]
The outer frame body 11 is connected so that the upper edge frame 11a and the lower edge frame 11b, which are horizontally arranged, and the ends of the upper edge frame 11a and the lower edge frame 11b are connected to each other. It is comprised by the rectangular shape which became long in the up-down direction with each side edge part frame 11c arrange | positioned perpendicularly | vertically.
[0013]
The opening frame body 12 has an opening upper frame 12a horizontally disposed at an appropriate interval below the upper edge frame 11a of the outer frame 11, and an appropriate space above the lower edge frame 11b. The opening lower frame 12b arranged horizontally and the left and right opening side frames 12c arranged vertically so as to connect the ends of the opening upper frame 12a and the opening lower frame 12b to each other The frame 11 has a shape similar to that of the frame 11 and is elongated in the vertical direction.
[0014]
A front side (outdoor side) portion and a back side (indoor side) portion between the outer frame body 11 and the opening frame body 12 are covered with a front panel 13 and a back panel 14, respectively.
[0015]
Inside the opening frame 12, a glass plate 15 having a rectangular shape slightly smaller than the opening frame 12 is supported in a vertical state. The peripheral edge of the glass plate 15 is supported over the entire periphery by a glass support frame 16 attached to the inner peripheral edge of the opening frame 12 over the entire periphery. The glass support frame 16 is also formed on the inner peripheral surface of the opening frame 12 by an upper support frame 16a and a lower support frame 16b that are horizontally arranged, and side support frames 16c that are vertically arranged. It is configured in a rectangular shape along the entire circumference.
[0016]
On the inner peripheral surface of the opening frame body 12, a lattice 20 is provided to cover the front surface of the glass plate 15 supported by the glass support frame body 16. The lattice 20 is supported on the front side surface of the glass support frame 16 so that the lattice 20 is positioned inside the opening frame 12, and an appropriate interval in the horizontal direction is provided in the lattice frame 21. Each has a plurality of lattice bars 22 supported vertically. The grid frame body 21 includes an upper grid frame 21a and a lower grid frame 21b attached to the front side surfaces of the glass support frame 16 upper support frame 16a and the lower support frame 16b, respectively, and each side support frame of the glass support frame 16. Each side lattice frame 21c attached to the side surface on the front side in 16c is configured in a rectangular shape.
[0017]
4 is a front view showing a support structure of the lower end portions of a pair of lattice bars 22 arranged vertically in the lattice frame 21, FIG. 5 is a cross-sectional view taken along line AA in FIG. FIG. 3 is an exploded perspective view thereof. Each lattice bar 22 disposed in the lattice frame 21 has a pair of adjacent lower ends supported by one lattice bar support 30, and each lattice bar support 30 corresponds to the lattice frame 21. Each is supported in the lattice frame body 21 by a connecting rod 23 having a length of about 14 cm supported perpendicularly to the lower lattice frame 21b.
[0018]
Note that the upper end of each lattice bar 22 is also provided with five lattice bar supports 30 each supported in the lattice frame 21 by five connecting rods 23 attached to the upper lattice frame 21a of the lattice frame 21. Thus, a pair of adjacent end portions are supported in the same manner. Therefore, the upper end portions of the pair of adjacent lattice bars 22 are respectively supported by the lattice bar support tool 30 in the state where the vertical direction is inverted with respect to the lower end portions of the adjacent pair of lattice bars 22, and each lattice bar support The tool 30 is attached to the upper lattice frame 21a by a connection rod 23 that is vertically inverted from the connection rod 23 attached to the lower lattice frame 21b of the lattice frame 21.
[0019]
Each connecting rod 23 attached to the lower lattice frame 21b of the lattice frame body 21 is constituted by a hollow aluminum sash having a trapezoidal cross section, and each end face is opened. A cutout groove 23a (see FIG. 6) that opens upward from the upper end surface is provided in the upper part of the left and right side surfaces of each connecting rod 23 in a state along the vertical direction. In addition, guide ribs 23 c that protrude along side edges located on the front side (outdoor side) of the cutout groove 23 a of the connecting rod 23 are provided on the left and right side surfaces of the connecting rod 23 over the entire length. Furthermore, a screw insertion groove 23b having a cylindrical cross section is provided over the entire length in the longitudinal direction on the inner surface on the back side (indoor side) of each connecting rod 23. The lower end surface of the connecting rod 23 is abutted against the lower lattice frame 21b of the lattice frame 21, and is screwed to the lower lattice frame 21b by screws inserted into the screw insertion grooves 23b.
[0020]
One grid bar support 30 is supported by each connecting rod 23, and the lower ends of the pair of grid bars 22 are supported by each grid bar support 30. The pair of lattice bars 22 supported by the bar support 30 are each constituted by a hollow aluminum sash having a trapezoidal cross section, and the lower end portions of the side surfaces facing each other are extended from the lower end surface to an appropriate length. Cutout groove portions 22a (see FIG. 6) extending in the direction are formed. A notch groove portion 22a extending in the longitudinal direction from the upper end surface to an appropriate length is also formed at the upper end portions of the side surfaces of the pair of lattice bars 22 supported by the bar support 30.
[0021]
In addition, guide ribs 22c protruding inward are provided on the left and right side surfaces of each lattice bar 22 over the entire length. The guide rib 22c provided on one side surface protrudes along the side edge portion located on the front side (the far side of the glass plate 15) in the notch groove portion 22a provided on the upper end portion and the lower end portion of the lattice bar 22, respectively. Yes. A concave portion 22d that is recessed in a semicircular cross section is provided over the entire length in the longitudinal direction at the center in the width direction of the side surface located on the front side of each lattice bar 22. Further, a screw insertion groove 22b having a circular cross section is provided on the inner side surface of the back surface of each lattice bar 22 over the entire length.
[0022]
7 is a front view of the lattice bar support 30, FIG. 8 is a plan view thereof, and FIG. 9 is a cross-sectional view taken along line BB in FIG. 7. The lattice bar support 30 is connected to the connecting body 32 extending linearly so as to be fitted into the tip of the connecting rod 23 arranged vertically, and to the left and right side portions at the lower end of the connecting body 32, respectively. Are connected to each other, and have a pair of bar supports 31 extending linearly downward in the opposite direction to the connecting body 32.
[0023]
The connecting body 32 of the lattice bar support 30 includes a flat plate-like connecting main body portion 32a that is arranged vertically with the width direction as the left-right direction, and a flat plate-like stopper 32b provided perpendicular to the upper end surface of the connecting main body portion 32a. And have. The connection main body portion 32a is provided with a pair of left and right ribs 32c projecting from the front side and the back side, respectively, along the vertical direction. Each rib 32c has a state in which an upper end portion close to the stopper 32b is cut out, and lower portions of the cut-out portions slightly protrude from the front side and the back side.
[0024]
Each of the pair of left and right bar supports 31 also has a flat plate-like support main body portion 31a extending in the vertical direction with the width direction as the left-right direction, and a flat plate-like stopper 31b provided orthogonally to the lower end surface of the support main body portion 31a. And have. Each support main body 31a is arranged perpendicularly to the connection main body 32a of the connection body 32 in a state of being slightly shifted to the back side, and has an upper end portion of each support main body portion 31a and a lower end portion of the connection main body portion 32a. And are integrally joined.
[0025]
A pair of left and right ribs 31c projecting from the front side and the back side are also provided in the support body 31a of each bar support 31 along the vertical direction. Each rib 31c protruding to the front side has a larger protruding amount than each rib 31c protruding to the back side. Each rib 31c is in a state where the lower end portion adjacent to the stopper 31b is notched, and the lower portion of each notched portion slightly protrudes to the front side and the back side. Each stopper 31b is provided with a screw hole 31d.
[0026]
When attaching the lattice bar 22 to the lattice frame 21, the connecting body 32 of the lattice bar support 30 is usually inserted into each connecting rod 23 attached perpendicularly to the lower lattice frame 21 b of the lattice frame 21. In this case, the connecting body 32 of the lattice bar support 30 is fitted in each notch groove portion 23 a provided at the upper end portion on each side surface of the connecting rod 23, with the connecting portion to the bar support body 31 at the lower end portion. Then, the stopper 32 b provided at the upper end portion of the coupling body 32 is abutted against the upper end surface of the coupling rod 23. In such a state, the protruding upper end portion of each rib 32c in the connecting body 32 is pressed against the inner surface of the connecting rod 23, and the bar support 31 and the connecting rod 23 are firmly fitted. Then, the bar supports 31 of the lattice bar support 30 are arranged in parallel to the connecting rod 23 on the left and right sides of the connecting rod 23, respectively.
[0027]
When the connecting rod 23 is connected to the lattice bar support 30, the lower end of the lattice bar 22 is inserted into each bar support 31 of the lattice bar support 30. Each lattice bar 22 is inserted into each bar support 31 with each notch groove portion 22a provided at the lower end portion on one side surface thereof facing each other, and the notch groove portion 22a of each lattice bar 22 is provided. Inside, the connection part of each bar | burr support body 31 and the coupling body 32 in the lattice bar support tool 30 fits. The lower end surface of each lattice bar 22 is abutted against a stopper 31 b provided at the lower end portion of each bar support 31, and the lower end portion from which each rib 31 c protrudes in the bar support 31 corresponds to each lattice bar 22. It is pressed against the inner surface. Thereby, the lower end part of each lattice bar 22 will be in the state firmly fitted with respect to the bar support 31 of the lattice bar support tool 30, and in such a state, it provided in the stopper 31b of the bar support 31. Screws are respectively inserted into the formed screw holes 31d, and the screws are respectively screwed into the screw insertion grooves 22b of the lattice bars 22. Thereby, the lower end portion of the lattice bar 22 is supported in a fitted state on each bar support 31 of the lattice bar support 30 in which the connection rod 23 is fitted to the connection body 32.
[0028]
When the lower end portions of the pair of lattice bars 22 are thus supported by the bar support 31 of the lattice bar support 30, the upper end portions of the respective lattice bars 22 are similarly one lattice bar. The connecting rod 23 is connected to the connecting body 32 of the lattice bar support 30 by being supported by the bar support 31 of the support 30. Thereafter, the connecting rod 23 connected to the lattice bar support 30 that connects the upper ends of the pair of lattice bars 22 is screwed to the upper lattice frame 21a of the lattice frame 21 and the pair of lattice bars 22 The connecting rod 23 connected to the lattice bar support 30 that connects the lower ends is screwed to the lower lattice frame 21 b of the lattice frame 21. Thereby, the pair of lattice bars 22 is attached to the lattice frame 21. Similarly, each end of the pair of lattice bars 22 is attached to the lattice frame 21.
[0029]
【The invention's effect】
In this way, the grid of the present invention is such that each end of the pair of grid bars is supported by the grid bar support, and the connecting rod attached to the grid bar support is attached to the grid frame, Since the pair of grid bars are attached to the grid frame, the grid assembly operation is greatly simplified.
[Brief description of the drawings]
FIG. 1 is a front view showing an example of an embodiment of an entrance door to which a lattice of the present invention is attached.
FIG. 2 is a longitudinal sectional view of the entrance door.
FIG. 3 is a cross-sectional view of the entrance door.
FIG. 4 is a front view showing the main part of the lower part of the lattice of the present invention attached to the entrance door.
5 is a cross-sectional view taken along line AA in FIG.
6 is an exploded perspective view showing the main part of the lower part of the lattice shown in FIG. 4. FIG.
FIG. 7 is a front view of a lattice bar support used for the lattice.
FIG. 8 is a plan view of a lattice bar support used for the lattice.
9 is a cross-sectional view taken along line BB in FIG.
[Explanation of symbols]
DESCRIPTION OF SYMBOLS 10 Door main-body part 11 Outer frame 12 Opening frame 13 Front panel 14 Back panel 15 Glass plate 16 Glass support frame 20 Grid 21 Grid frame 21a Upper grid frame 21b Lower grid frame 21c Side grid frame 22 Grid bar 23 Connection Rod 30 Lattice bar support 31 Bar support 32 Coupled body

Claims (2)

A rectangular lattice frame;
A plurality of lattice bars, each of which is arranged in parallel inside this lattice frame, each end being hollow,
A plurality of connecting rods each attached to a lattice frame so as to be positioned between each end of a pair of adjacent lattice bars, each tip being hollow,
Each of the pair of lattice bars adjacent to each other from one side that is linear so as to be inserted into the tip of each connecting rod, and the left and right sides at one end of the connecting body A plurality of lattice bar supports each having a pair of bar supports each extending linearly in a direction opposite to the extending direction of the connecting body so as to be inserted into the end portions;
A lattice characterized by comprising: The lattice frame body is attached in an opening provided in a door main body of a front door in which a glass plate is accommodated in the door main body and the glass plate is exposed from an opening provided in the door main body. The lattice according to 1.

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