JP2000230370A - Door frame - Google Patents

Abstract

PROBLEM TO BE SOLVED: To constitute a door frame which can be carried in and out in a disassembled state and easy in assembling and disassembling by screwing a vertical frame on a support, attaching a horizontal frame through a core material and attaching to tighten a door urging means to the horizontal frame together with the core material. SOLUTION: A door frame 1 is constituted of a vertical frame 2, a horizontal frame 3 and a core material 4. The vertical frame 2 is formed by folding a sheet metal raw material, a support 5 is inserted in a continuous opening part 26, and a proper part is attached to be screwed. The horizontal frame 3 and the core material 4 form a front wall 31, a rear wall 32, a bottom wall 33, a horizontal piece 41, a side piece 44, a front piece 42, a rear piece 43 or the like by folding the sheet metal raw material respectively. The core material 4 is inserted in a cut part 27 in a state where it is inserted in the horizontal frame 3, the side piece 44 is abutted on the side wall 55 to be fixed by a screw, and the abutting position of the bottom wall 33 and the horizontal piece 41 is fixed by the screw. A tap screw is properly screwed on the rear wall 32 and the rear piece 43 corresponding to the screw insertion hole of a door check 7 to be tightened together. Thereby the door frame can be carried in and out in the state where it is disassembled, and a transportation cost, labor and a storing space can be reduced.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a door frame for supporting a door so that the door can be opened and closed.

[0002]

2. Description of the Related Art Conventionally, a door frame provided around a door body includes a vertical frame provided along a side edge of the door body and a horizontal frame provided along an upper edge of the door body. Was carried in and out of the installation site in a state where it was previously assembled by welding or the like. Further, when a door urging means such as a door check for urging the door body in the open position toward the closing position is attached near the upper edge of the horizontal frame and the door main body, the horizontal frame is made of a thin sheet metal material. Because of this, the mounting part was wobbly and unstable.
Therefore, in order to solve such a problem, for example,
The door urging means is attached to the horizontal frame by welding the door urging means to the horizontal frame, or by attaching a plate-like backing material to a screwed portion in the horizontal frame to provide a screwing scaffold. .

[0003]

However, when the door urging means is attached to the horizontal frame by welding, the finish after the attachment is poor, and it is necessary to perform a surface treatment. Further, when a plate-shaped backing material is only partially used, concentrated stress is applied to the mounting position of the door urging means, and the horizontal frame may be deformed. Further, since the door frame is still carried in and out in an assembled state, the weight is heavy and bulky, and problems such as transportation cost, labor and space remain. Also, the assembly of the door frame and the installation of the door urging means must be performed separately.

[0004]

SUMMARY OF THE INVENTION The present invention has been made in view of the above problems, and enables the door frame to be taken in and out in a state where the door frame is disassembled into parts. When mounting the door frame, the door frame can be assembled and the door urging means can be attached at the same time, and a door frame that also reinforces the horizontal frame is configured.

[0005]

DESCRIPTION OF THE PREFERRED EMBODIMENTS That is, the door frame of the present invention supports a door body between a pair of columns so that the door body can be opened and closed.
A vertical frame extending along the side edge of the door body, a hollow horizontal frame disposed between the columns along the upper edge of the door body, and tightly inserted into the hollow interior of the horizontal frame. One end of door urging means for urging the door body at the open position toward the closed position attached to the horizontal frame, wherein the core is inserted into the horizontal frame. At this time, the horizontal frame is attached to the support via the core material, and the horizontal frame is clamped between one end of the door urging device and the core material at the corresponding position and jointly fastened with a screw to provide the door urging means. Is attached to the horizontal frame.

[0006] In such a case, since each component can be disassembled and carried in and out, transportation costs, labor, and time are reduced.
Space and the like can be effectively reduced. Also, when assembling the door frame, a core material can be inserted into the horizontal frame, and the horizontal frame can be attached to the support via the core material, and at the same time, the door urging means can be attached to the horizontal frame with the core material as a backing. for,
Convenience of these attachments can be improved. further,
Since this core material is tightly inserted into the horizontal frame, it can also serve as reinforcement of the horizontal frame.

When a blind panel or the like is disposed between the columns above the door body by effectively utilizing the structure of the door frame, the blind panel or the like is attached at the same time when the door frame is assembled. In order to obtain it, the horizontal frame has a continuous opening extending in the longitudinal direction at the center of the upper wall, and the core has an upper space corresponding to the opening of the horizontal frame. It is preferable that a lower end of a blind panel or the like be inserted into the opening and the upper space.

In order to more reliably reinforce the horizontal frame with the core material, it is effective to insert the core material into the horizontal frame tightly in the up-down direction and the front-back direction. As a specific configuration of the horizontal frame and the core material for ensuring such an operation, the horizontal frame includes an upper wall having the opening, a front wall hanging down along a front edge of the upper wall, A rear wall hanging down along a rear edge of the wall, and a bottom wall connecting the lower edge of the front wall and the lower edge of the rear wall to form a lower door contact portion on the rear wall side; The material is a horizontal piece that extends in the longitudinal direction of the horizontal frame, a front piece that rises along the front edge of the horizontal piece, and a part that rises along the rear edge of the horizontal piece and is partially below the horizontal piece. As a back piece hanging down
At the position where the core material is inserted in the horizontal frame, the front wall and the front piece, the bottom wall on the front wall side and the horizontal piece, and the rear wall and the rear piece are brought into contact with each other, and the upper wall on the rear wall side It is preferable that the rear piece is fitted between the rear piece and the bottom wall.

Furthermore, in order to allow the horizontal frame to be securely and easily attached to the vertical frame and the column, the vertical frame is provided with a continuous opening which extends in one side wall in the longitudinal direction and into which the column can be inserted. A notch corresponding to the cross-sectional shape of the horizontal frame is provided on a side wall facing the side wall, and a column is inserted into the continuous opening and the horizontal frame is inserted into the cutout. It is desirable that a side piece that rises along one side edge of the horizontal piece of the core material be fastened to the column by screws.

[0010]

An embodiment of the present invention will be described below with reference to the drawings. As shown in FIG. 1, the door frame 1 is disposed between a pair of columns 5, 5 standing upright at a predetermined distance from each other.
The door body 6 is supported inside. A pair of struts 5
As shown in FIGS. 1 to 3, each is formed by bending a sheet metal material into a square pipe shape, and a door frame 1 is disposed between side walls 51, 51 facing each other.

As shown in FIG. 1, the door frame 1 includes a vertical frame 2 attached to the column 5 along side edges 6b and 6c of the door body 6, and a column 5 along the upper edge 6a of the door body 6. And a core 4 inserted in the vicinity of the support 5 inside the hollow of the horizontal frame 3. As shown in FIG. 1, the door body 6 is a plate-shaped member having a width substantially equal to the distance between the vertical frames 2 and a height substantially equal to the height of the vertical frame 2. The handle 61 is located at an intermediate height near 6c.
And an engaging projection (not shown) that protrudes and retracts from the side edge 6c toward one of the vertical frames 2 in response to the movement of the handle 61.

As shown in FIGS. 1 to 3, the vertical frame 2 is formed by bending a sheet metal material to form a front wall 21, a rear wall 22, and edges of the front wall 21 and the rear wall 22 on the door body 6 side. And an inner wall 23 having a door contact portion 28 on the rear wall 22 side protruding toward the door body 6 at a position where the door portions 6 communicate with each other, and an edge of the front wall 21 and the rear wall 22 opposite the door body 6 side. Outer wall 24,
24, and bent walls 25, 25 formed by bending the open end sides of the outer walls 24, 24 inward.
25, continuous openings 26 extending in the longitudinal direction of the vertical frame 2
It is what it is. Thus, the continuous opening 26
The vertical frame 2 is mounted on the column 5 by inserting the column 5 into the column and screwing the column appropriately. A notch 27 corresponding to the cross-sectional shape of the horizontal frame 3 described later is provided at the upper end 23a of the inner wall 23 so that the horizontal frame 3 can be inserted. Further, one side frame 6 is hinged to the side edge 6c of the door body 6 on the side not provided with the handle 61, and the other vertical frame 2 is provided with an engagement recess (not shown) corresponding to the engagement projection. The door body 6 can be opened and closed with respect to the door frame 1 by engaging the engagement projections and the engagement recesses at the closed position of the body 6.

As shown in FIGS. 1 to 3, the horizontal frame 3 is formed by bending a sheet metal material having a length substantially equal to the distance between the columns 5 and 5,
Front wall 31, rear wall 32, front wall 31 and rear wall 32
A bottom wall 33 having a one-step lower door contact portion 37 on the rear wall 32 side protruding downward at a position connecting the lower edges thereof,
Upper walls 34 and 35 bent inward along the upper edges of the front wall 31 and the rear wall 32 are formed as continuous openings 36 extending in the longitudinal direction of the horizontal frame 3 between the upper walls 34 and 35. I have.
When the horizontal frame 3 is inserted into the cutout 27 of the vertical frame 2, the door contact portion 28 of the vertical frame 2 and the door contact portion 37 of the horizontal frame 3
When the door body 6 is closed and the door contact portions 28 and 37 are closed, the upper edge 6a and the side edge 6b,
6c is abutted to prevent the door body 6 from rotating backward.

As shown in FIGS. 1 to 3, the core material 4 is formed by bending a slightly thick sheet metal material to have a width substantially equal to the inner dimension of the bottom wall 33 of the horizontal frame 3 in the width direction. A horizontal piece 41 extending in the longitudinal direction of the horizontal frame 3 and being shorter than the horizontal frame 3; a side piece 44 standing upright at one end 41a of the horizontal piece 41 located on the column 5 side; A front piece 42 having a height dimension substantially equal to the inner dimension of the front wall 31 of the horizontal frame 3 in the height direction and standing along the rear edge 41c of the horizontal piece 41. A part of the rear edge 41c side of the horizontal piece 41 is cut and raised downward, and a height dimension substantially equal to an inner dimension in a height direction of the rear wall 32 of the horizontal frame 3 is formed between the raised part and the raised part. This is an h-shaped cross-sectional view in which the rear piece 43 is formed. An approximately U-shaped space surrounded by the front piece 42, the horizontal piece 41, and the rear piece 43 is defined as an upper space 45 that opens upward. When the core member 4 is inserted into the horizontal frame 3, the core member 4 and the horizontal frame 3 are aligned with the horizontal piece 41 and the front edge 33 a of the bottom wall 33 on one side as shown in FIGS. The high part abuts, and the front piece 42 and the front wall 3
1, the rear piece 43 and the rear wall 32 are in contact with each other, and the front piece 42 is a front edge 33a of the upper wall 34 and the bottom wall 33 on the front wall 31 side.
The rear piece 43 is fitted between the upper wall 35 on the rear wall 32 side and the rear edge 33b of the bottom wall 33, and the core material 4 is
As a result, it is immovably restrained in the vertical direction and the front-back direction.

Further, as shown in FIGS. 4 to 6, with the core 4 inserted into the notch 27 of the vertical frame 2 with the core 4 inserted into the horizontal frame 3, the core 4 is The side piece 44 is brought into contact with the side wall 51 of the column 5, and two places at the corresponding contact positions are fixed by screws 91. Further, in this state, two places are fixed with the screws 92 at the contact position between the bottom wall 33 of the horizontal frame 3 and the horizontal piece 41 of the core material 4. With such a configuration, as shown in FIG. 2, the horizontal frame 3 is attached to the column 5 via the core 4 at a position inserted into the cutout portion 27 of the vertical frame 2.

Further, in this embodiment, as shown in FIGS. 1 and 2, between the door body 6 and the door frame 1, a door urging means for slowly urging the door body 6 in a closing direction. A barrel door check 7 is attached. The door check 7 is attached to the side where the door body 6 is hinged, and has one end 71 attached to the rear wall 32 of the horizontal frame 3.
The other end 72 is attached near the upper edge 6 a of the door body 6, and the two arms 7 rotatably attached to these two ends 71 and 72.
3, 74 are connected to each other so as to be rotatable on the non-attaching side. In order to attach the door check 7 to the horizontal frame 3, as shown in FIGS. 2 to 6, one end 71 of the door check 7 is L-shaped, and a screw insertion hole 75 is provided in an upright part thereof. By appropriately screwing a tap screw 93 into the rear wall 32 of the horizontal frame 3 corresponding to the hole 75 and the rear piece 43 of the core member 4, the rear wall 32 is sandwiched between the rear piece 43 and one end 71 of the door check 7. The state has been tightened together.

In this embodiment, as shown in FIGS. 1 and 6, a blind panel 8 is provided between the supports 5, 5 above the door body 6. The blind panel 8 includes a panel plate 81 having a width substantially equal to the width of the door main body 6 and a panel frame 82 supporting the panel plate 81, and a side edge of the panel frame 82 is not shown. 6, the lower end 82a of the panel frame 82 is connected to the continuous opening 36 of the horizontal frame 3 and the core member 4 as shown in FIG.
And the blindfold panel 8 is stably arranged.

In the door frame 1 of the present embodiment having the above-described structure, the vertical frame 2 is screwed to the column 5 and the horizontal frame 3 is screwed to the column 5 via the core 4 inserted into the hollow. Since it is stopped, it can be disassembled and transported for each part, assembled or disassembled at the installation site, and transportation costs, assembling work, storage space, and the like can be effectively reduced. Further, since the core member 4 is tightly inserted into the horizontal frame 3, the reinforcement of the horizontal frame 3 can be made effective. Further, when the door check 7, which is a door urging means for urging the door body 6 in the closing direction, is disposed, the horizontal frame 3 is sandwiched between the one end 71 of the door check 7 and the core member 4, and a tap screw is provided. Since they are fastened together at 93, the core material 4 can also serve as a backing that serves as a scaffold for screwing. Therefore, the assembly and installation of the door frame 1 and the installation of the door check 7 can be performed at the same time, and the convenience of these operations can be remarkably improved. Further, a door check 7 is not provided on the anti-butterfly side of the door body 6, but the core 4 functions as a reinforcing plate of the horizontal frame 3.

Further, since the continuous opening portion 36 is provided between the upper walls 34 and 35 of the horizontal frame 3 and the upper space 45 is provided in the core member 4, the blind panel 8 disposed above the door body 6 is provided. The lower end 82a can be inserted into the continuous opening 36 and the upper space 45, and the blindfold panel 8 can be effectively used by utilizing such a configuration.
It is possible to increase stability. Furthermore, the horizontal frame 3
Since the sheet metal material is formed by bending, and the core member 4 is formed by bending the sheet metal material so as to be able to be inserted tightly in the vertical and horizontal directions of the inner method of the horizontal frame 3,
The molding of these members can be facilitated, and the reinforcement of the horizontal frame 3 can be effectively achieved.

Further, since the continuous opening 26 into which the column 5 can be inserted is formed in the vertical frame 2 and the notch 27 into which the horizontal frame 3 can be inserted is formed, the column 5 is inserted into the continuous opening 26. By inserting and inserting the horizontal frame 3 into the notch 27, the core member 4 inserted into the horizontal frame 3 is screwed to the column 5 and the horizontal frame 3 can be easily attached to the column 5 and the vertical frame 2. It is.

The continuous opening 36 provided in the horizontal frame 3 and the upper space 45 provided in the core member 4 include not only the blind panel 8 of the above embodiment but also a glass for lightening as shown in FIG. Lower end 182a of glass frame 182 supporting 181
It is also possible to insert various members such as. Also, since the horizontal frame 3 and the core member 4 are fitted together and tightly attached together when the door check 7 is attached,
The bottom wall 33 and the horizontal piece 41 do not need to be screwed.

In addition, the specific configuration of each part is not limited to the above embodiment, and various modifications can be made without departing from the spirit of the present invention.

[0023]

The present invention is embodied in the form described above and has the following effects. That is, in the door frame of the present invention, in order to support the door body so that it can be opened and closed between the pair of pillars, a vertical frame is attached to the pillar along the side edge of the door body, and the vertical frame is attached along the upper edge of the door body. And a core material is inserted tightly inside the horizontal frame, and one end of door urging means for urging the door body toward the closed position is attached to the horizontal frame. Things. At that time, at the position where the core material is inserted into the horizontal frame, the horizontal frame is attached to the support via the core material, and the horizontal frame is sandwiched between one end of the door urging means and the core material and fastened together with screws. In addition, the work of assembling the door frame and the work of installing the door urging means can be performed simultaneously, and the work can be simplified. Further, with such a configuration, each component of the door frame can be disassembled and carried in and out separately without being assembled in advance by welding or the like, so that transportation costs, labor, storage space, and the like can be effectively reduced. It is possible. Furthermore, since the core material is inserted tightly into the horizontal frame, the horizontal frame can be effectively reinforced, and it can be effectively used as a backing to be used as a scaffold for mounting the door urging means. It is possible to improve the finish by eliminating the deformation and effectively prevent the deformation of the horizontal frame.

In the case where a continuous opening extending in the longitudinal direction is provided in the upper wall of the horizontal frame and an upper space corresponding to the continuous opening is provided in the core material, the upper space may be located above the door body. When arranging the blind panel between the columns, the lower end of the blind panel and the like is inserted into the continuous opening and the upper space by effectively utilizing the configuration of the horizontal frame and the core material to stabilize the blind panel and the like. It is also possible to plan.

Further, if the core is inserted into the horizontal frame tightly in the vertical and longitudinal directions, the horizontal frame can be more reliably reinforced by the core. In this case, specifically, the horizontal frame is provided with a front wall, a rear wall, a bottom wall, and a top wall, and the core material is provided with a front piece, a rear piece, and a horizontal piece. At the position where the material is inserted into the horizontal frame, the front wall and the front piece, the bottom wall and the horizontal piece, the rear wall and the rear piece are brought into contact with each other, and the rear piece is fitted between the upper wall and the bottom wall. If you leave it
With a simple configuration, the core material can be immovably restrained in the vertical and horizontal directions of the horizontal frame.

In the above structure, a continuous opening is formed in one side wall of the vertical frame in the longitudinal direction, and a notch corresponding to the cross-sectional shape of the horizontal frame is provided in a side wall facing the side wall. When a horizontal frame is inserted into the cutout after inserting a column into the continuous opening, the horizontal frame is fixed to the vertical frame and the column by screwing the core and the column inserted into the horizontal frame. , And can be easily and reliably attached, and the operation can be simplified.

[Brief description of the drawings]

FIG. 1 is a perspective view showing an embodiment of the present invention.

FIG. 2 is an enlarged perspective view showing a main part of the embodiment partially omitted and enlarged.

FIG. 3 is an exploded perspective view of FIG. 2;

FIG. 4 is a longitudinal sectional view of the same.

FIG. 5 is a sectional view taken along line VV in FIG. 4;

FIG. 6 is a sectional view taken along the line VI-VI of FIG.

FIG. 7 is a sectional view showing another embodiment of the present invention and corresponding to FIG. 6;

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 ... Door frame 2 ... Vertical frame 3 ... Horizontal frame 4 ... Core material 5 ... Prop 6 ... Door body 6a ... Upper edge 6b, 6c ... Side edge 7 ... Door urging means (door check) 8 ... Blind panel 23 ... Side wall (Inner wall) 24 ... side wall (outer wall) 26 ... continuous opening 27 ... notch 31 ... front wall 32 ... rear wall 33 ... bottom wall 34,35 ... top wall 36 ... continuous opening 37 ... door contact 41 Horizontal piece 42 Front piece 43 Rear piece 44 Side piece 45 Upper space 71 One end 82a, 182a Lower end 93 Screw (tap screw)

 ────────────────────────────────────────────────── ─── Continuing on the front page (72) Inventor Koichi Nakao 6-1-1, Oimazato-minami, Higashi-Nari-ku, Osaka KOKUYO Co., Ltd. F-term (reference) 2E011 EA02 EB02 ED01

Claims (5)

[Claims] 1. A vertical frame extending along a side edge of a door body, and a vertical frame extending along a side edge of the door body, and extending along an upper edge of the door body between the columns so as to openably support the door body between a pair of pillars. One end of a door urging means, comprising a hollow horizontal frame provided and a core material capable of being tightly inserted into the hollow of the horizontal frame, for urging the door body in the open position toward the closed position, is provided. In the one attached to the horizontal frame, the horizontal frame is attached to a support via the core at a position where the core is inserted into the horizontal frame, and a core at a position corresponding to one end of the door urging device. The door urging means is attached to the lateral frame by clamping the lateral frame and fastening together with screws. 2. The horizontal frame has a continuous opening extending in the longitudinal direction at the center of the upper wall, the core has an upper space corresponding to the opening of the horizontal frame, 2. The door frame according to claim 1, wherein a lower end of a blind panel or the like disposed between the columns at the position is inserted into the opening and the upper space. 3. The door frame according to claim 1, wherein the core member is inserted into the horizontal frame tightly in the up-down direction and the front-back direction. 4. The method according to claim 1, wherein the horizontal frame includes an upper wall having the opening,
A front wall that hangs down along the front edge of the upper wall, a rear wall that hangs down along the rear edge of the top wall, and connects the lower edge of the front wall and the lower edge of the rear wall to lower the rear wall by one step. A bottom wall forming a door contact portion, wherein the core is formed of a horizontal piece extending in a longitudinal direction of the horizontal frame, a front piece standing upright along a front edge of the horizontal piece, At the position where the core material is inserted into the horizontal frame, the front wall, the front piece, and the front wall are formed by a rear piece standing up along the rear edge and partially hanging down below the horizontal piece. The rear wall and the horizontal piece, and the rear wall and the rear piece are respectively brought into contact with each other, and the rear piece is fitted between the upper wall and the bottom wall on the rear wall side. The door frame according to claim 3. 5. The vertical frame has a continuous opening on one side wall extending in the longitudinal direction and into which the support column can be inserted, and a notch corresponding to a cross-sectional shape of the horizontal frame on a side wall facing the side wall. At a position where a column is inserted into the continuous opening and a horizontal frame is inserted into the cutout, a side piece that stands along one side edge of the horizontal piece of the core material inserted into the horizontal frame is used as a column. The door frame according to claim 4, wherein the door frame is fixed by a screw.