JP6228493B2 - Sliding door frame - Google Patents

Description

  The present invention relates to the technical field of door frames for sliding doors built at doorways such as entrances.

  In general, there is a case where a suspension type sliding door is built at the entrance / exit of the entrance. In such a case, a door frame is attached to the peripheral surface of the entrance / exit. It is proposed that it is assembled and fixed in a state where it is lifted and hung on a frame provided on the outer wall (see, for example, Patent Document 1).

Japanese Utility Model Publication No.59-154585

  However, in the above-mentioned conventional one, when the four-sided frame is assembled and fixed to the frame provided on the outer wall, the four-sided frame must be raised and lifted, but the standing and lifted four-sided frame is supported so as not to fall down. However, there is a problem that workability is inferior because the work of mounting and fixing the supported four-side frame on the frame on the frame side is forced, and there is a problem to be solved by the present invention.

The present invention was created in order to solve these problems in view of the above circumstances, and the invention of claim 1 is directed to a four-sided frame for a sliding door attached to an entrance / exit. When suspending and fixing to the frame material on the housing side through the provided hanging metal fittings, the hanging metal fittings are suspended from the main body extending upward from the four-sided frame and horizontally bent from the upper end of the main body. A bolt through groove provided with a fixing piece and a locking piece bent downward from the tip of the hanging fixing piece, the locking piece and the hanging fixing piece being open on the locking piece side The bolt that hangs down from the frame material and passes through the bolt through groove to fix and attach the suspension fixing piece is wider than the groove width of the bolt through groove and is engaged with the locking piece. Stop and restrict the bolt from coming out of the bolt through groove It is door frame for sliding door, characterized in that the washer for temporarily holding the square frame to the frame member is provided.
The invention according to claim 2 is the door frame for sliding doors according to claim 1, wherein the bolt through groove is wide at the groove entrance side and narrow at the groove back side.
The invention according to claim 3 is the sliding door door frame according to claim 1 or 2, wherein the washer is a flat washer having a square shape.
According to the invention of claim 4, when the sliding door is opened and closed by rolling the hanger rail provided in the case and the running roller is suspended, the upper case is suspended from the hanger body. A locking hole for detachably locking to a locking piece projecting to the opposite side of the fixed piece and temporarily holding it in the hanging bracket is formed. The upper case is further suspended in the temporary holding state. The door frame for a sliding door according to any one of claims 1 to 3, wherein the door frame is fixed to the main body.
In the invention of claim 5, when the sliding door is opened, the one facing the sliding door is a sleeve wall portion, and the upper case is fixed to the sleeve wall portion side through a fixing member inserted from the upper case. It is the door frame for sliding doors of Claim 4 characterized by the above-mentioned.
In the invention of claim 6, the fixing member inserted from the upper case passes through the sleeve wall portion, and is screwed into a frame material provided on the opposite side of the upper case of the sleeve wall portion to fix the upper case. The door frame for sliding doors according to claim 5, wherein the door frame is used.

With the invention of claim 1, workability is improved because the four-sided frame is temporarily held on the frame material in a state where the bolt penetrates the bolt through groove, and the four-sided frame can be assembled and fixed to the housing side in this temporary holding state. improves.
By making it the invention of Claim 2, the operation | work which penetrates a volt | bolt becomes easy because the entrance side of a bolt penetration groove becomes wide, and workability | operativity improves.
According to the invention of claim 3, one side of the rectangular plain washer is locked to the locking piece portion to be temporarily held, so that the stability of the temporary holding is increased and the workability is improved. .
According to the invention of claim 4, the suspension bracket for suspending and supporting the four-sided frame becomes a temporary holding member for the upper case where the hanger rail is provided, so that the upper case can be easily attached and the suspension case is suspended. The metal fitting is also used as a fixing member for the upper case.
By setting it as invention of Claim 5, fixation to the sleeve wall part side of an upper case becomes easy.
By setting it as invention of Claim 6, when a sleeve wall part is thin, fixation of the upper case is ensured.

It is a schematic front view of a sliding door. It is a longitudinal cross-sectional view of the entrance / exit site | part of a sliding door. It is a longitudinal cross-sectional view of the sleeve wall part of a sliding door. It is a cross-sectional view of a sliding door. It is a front view of a four-sided frame. (A), (B), (C), and (D) are a side view, a front view, a plan view, and a side view of a hanging bracket without an auxiliary bracket in a state where an auxiliary bracket of the hanging bracket is attached. (A), (B), and (C) are operation | movement explanatory side views which show the state which attaches a suspension metal fitting to an upper frame. (A) (B) (C) is an effect explanation top view showing the state where a suspension metal fitting is attached to an upper frame. (A), (B), and (C) are a rear view of an upper case, a longitudinal sectional view of an entrance / exit part, and a longitudinal sectional view of a sleeve wall part. It is a longitudinal cross-sectional view of the sleeve wall part of the sliding door which shows 2nd embodiment. It is a rear view of the upper case which shows 2nd embodiment. It is a side view of the hanging metal fitting which shows 3rd embodiment.

  Hereinafter, embodiments of the present invention will be described with reference to the drawings. In the figure, 1 is a sliding door, and the sliding door 1 is attached to a hanger rail 4 (described later) provided on an upper frame 2a of a four-sided frame (four-sided frame) 2 provided at an entrance and an outdoor side surface portion of an outer wall 3. Between the posture of closing the doorway by rolling of the traveling roller 5 provided on the upper surface of the door and the posture of opening the doorway to the sleeve wall portion 3a facing the sliding door 1 at the retracting portion where the sliding door 1 is opened. Anything that can be opened and closed is as usual. Incidentally, the outer wall 3 has the doorway part removed, and the door pocket part is left as it is as the sleeve wall part 3a.

  The four-sided frame 2 is configured by using the left and right frames 2b, 2c, and the lower frame 2d to the upper frame 2a, but an assembly assembled at a factory, a site, or the like is incorporated and fixed on the housing side as will be described later. It is like that. On the upper frame 2a, a mounting bracket 7 for mounting the sealing material 6 is secured to the outdoor side in order to ensure the sealing performance with the upper end portion of the sliding door 1. The mounting bracket 7 is attached to the upper surface of the upper frame 2a. A fixed piece 7a to be fixed, an outdoor side rising piece 7b that rises from the outdoor side end of the fixed piece 7a and forms a mounting space for attaching the sealing material 6, and stands from an indoor side end of the fixed piece 7a The indoor side rising piece 7c is provided.

Reference numeral 8 denotes a hanging bracket for suspending and fixing the four-sided frame 2 to the housing side. The hanging bracket 8 is bent toward the indoor side from the vertical plate-shaped main body portion 8a and the upper end of the main body portion 8a. The indoor bent piece portion 8b, the standing piece portion 8c erected from the indoor end of the bent piece portion 8b, and further bent to the indoor side from the upper end of the raised piece portion 8c. A suspension fixing piece 8d that is suspended and fixed to the upper frame 9 that is fixed to the upper edge of the doorway, and a locking piece 8e that is bent downward from the indoor side end of the suspension fixing piece 8d; , The outdoor side bent piece portion 8f bent from one side of the lower end portion of the main body portion 8a toward the outdoor side, and the outdoor side bent piece portion 8f is bent so as to face the main body portion 8a. A fixing piece portion 8g fixed to the indoor side attachment piece 7c of the attachment fitting 7 via a screw 10; A reinforcing piece 8h is provided in a beam shape between a and the indoor bent piece 8b, and an L-shaped locking piece 8i is provided on the main body 8a so as to project outward. An elongated bolt through hole 8j is formed on the upper side of the locking piece 8i, and the suspension fixing portion 8d is opened from the locking piece portion 8e, reaches the standing piece portion 8c and reaches the front position. A bolt through groove 8k is formed, and the bolt through groove 8k has a narrow width through which a threaded portion 12c of a bolt 12 to be described later penetrates just below the groove deep portion 8l. The indoor groove 8m has a wide dimension so that it can easily penetrate the bolt 12.
Further, one piece of the L-shaped attachment fitting 11 is attached to the lower indoor side surface of the hanging fitting main body portion 8a via a screw 10a, and the other piece extending to the indoor side of the attachment fitting 11 has a nut 11a. It is welded.

The four-sided frame 2 is suspended and fixed to the upper frame 9 as follows. As described above, the suspension fitting 8 is assembled and fixed by fixing the fixed piece portions 8g to the left and right end portions of the indoor rising piece 7c of the mounting bracket 7 fixed to the four-side frame upper frame 2a via the screws 10. On the other hand, the bolt 12 that penetrates the straddle piece 9a of the upper frame 9 formed of C-shaped steel having an open top is in a state in which the bolt head 12b has a gap X (separated) from the lower surface of the straddle piece 9a. It is in a non-tightened state in which the tip (upper end) of the screw portion 12c is screwed into the nut 12a that abuts (places) on the upper surface of the straddling piece 9a (see FIGS. 7 and 8A). In this state, the four-sided frame 2 is lifted to move the locking piece 8e so as to enter the gap X, and the bolt through groove 8k is inserted (externally fitted) into the bolt screw portion 12c to lock the locking piece portion. 8e is moved to a position beyond the rectangular plain washer 12d that is externally fitted to the bolt screw portion 12c. When the hand is released in this state, the four-sided frame 2 is held in a suspended state in a temporarily holding state in which the locking piece 8e is locked to the flat washer 12d (see FIGS. 7 and 8B).
Next, the four-side frame 2 is moved to the indoor side so that the bolt screw portion 12c is positioned in the groove inner portion 8l of the bolt through groove 8k, and in this state, the bolt 12 is tightened upward so that the suspension fixing piece portion 8d is It comes in contact with the upper frame straddling piece 9a so that it can be suspended and fixed to the upper frame 9 of the four-way frame 2 (see FIGS. 7 and 8C).

The upper case 13 in which various members such as the hanger rail 4 are assembled is assembled to the outdoor side surface and the sleeve wall portion 3a of the hanging metal fitting 8 suspended and fixed in this manner. Is configured to include an upper surface plate 13a, an outdoor side plate 13b, an indoor side plate 13c, and a lower surface plate 13d. The outdoor side plate 13b is detachable and can be opened as an inspection port.
The indoor side plate 13c is formed with a locking hole 13e into which the hanging metal locking piece 8i is loosely fitted, and the upper case 13 has the locking piece 8i inserted into the locking hole 13e. If the hand is released in this state, the upper edge of the locking hole 13e is locked to the upper side of the locking piece 8i. In this state, the bolt 14 inserted from the bolt through hole 8j is inserted into the nut 14a on the indoor side plate 13c side. It can be mounted on the side of the suspension fitting 8 by screwing and tightening. In addition, 13g is a bolt hole.
On the other hand, for attachment to the sleeve wall portion 3a side, the frame material 15 provided on the indoor side surface of the sleeve wall portion 3a with the screw 10b penetrating the screw hole 13f drilled in the indoor side plate 13c passing through the sleeve wall portion 3a. It can be attached by screwing it into.

  In the present embodiment configured as described, when the four-sided frame 2 is attached, the bolt 12 having the flat washer 12d penetrated through the screw portion 12c is used, and the bolt 12 is installed in the upper frame with the bolt head 12b on the lower side. 9, and the end of the screw portion 12 c is screwed into the nut 12 a, so that there is a gap between the lower surface of the upper frame straddling piece 9 a and the flat washer 12 d. 8 is lifted and the bolt through groove 8k is externally fitted to the screw portion 12c. When the locking piece 8e is released when the locking piece 8e exceeds the indoor side end of the flat washer 12d, the locking piece 8e enters a temporary holding state where the locking piece 8e locks to the indoor side edge of the flat washer 12c. When the upper part of the hanging bracket 8 or the four-sided frame 2 is pushed indoors from this state, the screw portion 12c moves to the groove inner portion 8l of the bolt through groove 8k, and the bolt 12 is tightened in this state. The four-sided frame 2 is fixed to the upper frame 9.

  In the embodiment of the present invention as described above, when the four-side frame 2 is attached to the upper frame 9, it can be temporarily held by the bolts 12 hanging from the upper frame 9, and the four-side frame can be temporarily held in this temporary holding state. As a result, it is possible to perform the mounting and fixing work on the side of the housing 2 and the mounting work of the four-sided frame 2 becomes easy, and the workability is improved.

  In addition, in this case, the bolt through groove 8k through which the bolt 12 passes is wide on the groove inlet side, so that the bolt through groove 8k can be easily fitted into the bolt 12, and as a result, workability is improved. Since the groove back part 8l is narrow, the mounting accuracy of the four-sided frame 2 is not impaired.

  Further, the washer for temporarily holding the four-sided frame 2 is a rectangular flat washer 12d, so that the locking of the locking piece 8e and the flat washer 12d during temporary holding is linear and large. Thus, the temporary holding of the four-sided frame 2 is ensured.

  In addition, in this case, when the upper case 13 that hangs the hanger rail 4 is attached, the upper case 13 engages / disengages the locking hole 13e with the locking piece 8i that protrudes from the main body 8a of the hanging bracket 8. Since the upper case 13 can be tightened and fixed to the hanging bracket main body 8a with the bolts 14 at the four-sided frame 2 part, the upper case 13 can be tightened and fixed. The mounting work becomes easy and the workability is improved. In addition, in the four-sided frame 2 part, the hanging metal fitting 8 is used as a fixing member for the upper case 13 so that the number of parts can be reduced.

Further, since the upper case 13 can be fixed to the sleeve wall 3a side by screws 10b penetrating the indoor side surface 13c of the upper case 13, the upper case 13 can be easily fixed at the site.
In this case, in the case where the sleeve wall 3a is weak in strength like a light calc board as in the present embodiment, the upper case 13 is a frame material disposed on the indoor side surface of the sleeve wall portion 3a. Since it is screwed and fixed to 15, it can be fixed securely.

  Of course, the present invention is not limited to the above-described embodiment. Incidentally, the washer only needs to be removed from the suspension fixing piece, and is of a disc shape. Of course. Further, the bolt for fixing the hanging metal fitting can be one in which the bolt head side does not hang down but the nut side hangs down. In this case, the washer is placed on the upper surface of the nut.

  Further, according to the present invention, as in the second embodiment shown in FIGS. 10 and 11, when the sleeve wall portion 3a is strong like the outer wall material, the bolt (fixing member) that penetrates the bolt through hole 13h. It can act to fix directly to the sleeve wall 3a via 16.

  FIG. 12 shows a third embodiment, which is formed by bending the lower end of the locking piece 8e to the indoor side to form the lower piece 8n. By doing so, there is an advantage that when the four-sided frame 2 is temporarily held, the temporary holding can be made more stable by being hooked to the flat washer 12d.

  The present invention can be used as a door frame for a sliding door built at an entrance.

DESCRIPTION OF SYMBOLS 1 Sliding door 2 Four-way frame 8 Suspension bracket 8a Main body part 8d Suspension fixed piece part 8e Locking piece part 8k Bolt penetration groove 9 Upper frame 12 Bolt 12d Flat washer

Claims (6)

When hanging and fixing the four-sided frame for the sliding door attached to the doorway to the frame material on the housing side through the hanging fitting provided on the four-sided frame, the hanging fitting is composed of a main body portion extending upward from the four-sided frame, A suspension fixing piece that is bent horizontally from the upper end of the main body, and a locking piece that is bent downward from the tip of the suspension fixing piece. The fixing piece portion is formed with a bolt through groove having an opening on the side of the locking piece portion. The bolt that hangs down from the frame material and passes through the bolt through groove to attach and fix the suspension fixing piece portion is a bolt. A washer for temporarily holding the four-sided frame on the frame material is provided by restricting the bolt from coming out of the bolt through groove by locking to the locking piece and wider than the groove width of the through groove. Characteristic sliding door frame. The door frame for a sliding door according to claim 1, wherein the bolt through groove has a wide groove entrance side and a narrow groove deep side. The door frame for sliding doors according to claim 1 or 2, wherein the washer is a flat washer having a square shape. When the sliding door is opened and moved by rolling the hanger rail provided in the case with the running roller on the upper side, the upper case is on the opposite side from the hanging bracket main body part to the suspension fixing piece part. A locking hole is formed to detachably engage with the locking piece protruding to temporarily hold the hanging bracket, and the upper case is further fixed to the hanging bracket main body in the temporarily held state. The door frame for sliding doors according to any one of claims 1 to 3, wherein the door frame is a sliding door. When the sliding door is opened, the one facing the sliding door is a sleeve wall portion, and the upper case is fixed to the sleeve wall portion side through a fixing member inserted from the upper case. The door frame for sliding doors according to claim 4. The fixing member inserted from the upper case penetrates the sleeve wall and is screwed into a frame material provided on the opposite side of the upper case from the sleeve wall to fix the upper case. The door frame for sliding doors according to claim 5.

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