JP2017036573A - Slave door unit and method of constructing slave door unit - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a slave door unit which can have a slave door main body easily opened and closed and is easily constructed, and a method of constructing the slave door unit.SOLUTION: A support frame body 2 is fitted to an existing door body D along an edge part D1 so as to improve strength of the existing door body D and then prevent strain from being generated, and even if external force of an earthquake etc., is applied, the slave door main body 4 can be easily opened and closed. Further, the support frame body 2 is provided to the existing door body D so as to prevent strain, so a slave door frame body 3 can be easily fitted and workability can be improved.SELECTED DRAWING: Figure 2

Description

  The present invention relates to a child door unit provided in an opening formed in an existing door body and a construction method of the child door unit.

  Conventionally, a door body in which a child door is provided in an opening formed in an existing door body has been proposed (for example, see Patent Document 1). In the conventional door body described in Patent Document 1, even when the frame body that supports the existing door body is distorted due to an earthquake or the like and the existing door body cannot be opened and closed, it can escape by opening the child door. The existing door body can be provided with a function for escape.

JP 2006-45873 A

  However, in the conventional door body described in Patent Document 1, when the existing door body is distorted due to an earthquake or the like, it may be difficult to open and close the child door. In addition, since the opening is formed in the existing door body, the inconvenience becomes more conspicuous if the opening is formed large so that the strength is reduced and distortion is likely to occur, and humans can easily pass through.

  Furthermore, since the strength of the existing door body is reduced by forming the opening, it is necessary to support the child door to the existing door while preventing the existing door from being distorted at the edge around the opening. The construction was difficult.

  An object of the present invention is to provide a child door unit that can easily open and close the child door body and is easy to construct, and a method for constructing the child door unit.

  The child door unit of the present invention is a child door unit provided in an opening formed in an existing door body, the support frame body attached along an edge of the existing door body surrounding the opening, A child door frame supported by the support frame, a child door main body supported by the child door frame, and a door contact surface provided inward of the opening than the support frame. It is characterized by providing.

  According to the present invention as described above, the support frame body is attached to the existing door body along the edge portion, thereby improving the strength of the existing door body in the vicinity of the edge portion and preventing the distortion from occurring. The door body can be easily opened and closed. Moreover, even if it forms a large opening part, the intensity | strength of the existing door body can be ensured and a human can pass easily. Furthermore, since the supporting frame body is provided on the existing door body to prevent distortion, the child door frame body can be easily attached, and the workability can be improved.

  In this case, in the child door unit of the present invention, the existing door body includes a pair of plate members spaced apart from each other, the support frame body is provided between the pair of plate materials, and the child door frame body includes: It is preferable that a fixing portion that sandwiches at least one of the pair of plate members together with the support frame body from a prospective direction is provided, and the support frame body and the fixing portion are fixed to each other by a fixing member that penetrates the plate material.

  According to such a configuration, the support frame body and the fixed portion of the child door frame body are fixed to each other by the fixing member with the plate member of the existing door body sandwiched from the prospective direction. The frame body and the existing door body can be securely fixed with a simple structure by tightening together.

  Further, in the child door unit of the present invention, it is preferable that the child door frame body is provided with a covering member that covers at least the fixed portion from the outdoor side. According to such a structure, it can prevent that a fixing | fixed part and a fixing member are exposed by providing a coating | coated member, can ensure crime prevention, and can improve the designability.

  In the child door unit of the present invention, it is preferable that a water stop member is provided between the existing door body and the child door frame. According to such a configuration, by providing the water stop member between the existing door body and the child door frame body, it is possible to prevent the water stoppage from being lowered by attaching the child door unit to the existing door body. Can do.

  Further, in the child door unit of the present invention, the finding surface of the support frame body is provided with an adhesive member bonded to the existing door body, and the adhesive member is filled along the finding surface It is preferable to have. According to such a configuration, since the adhesive member has a honeycomb structure along the found surface, when the force in the direction along the found surface is applied to the existing door due to an earthquake or the like, the existing door and the support frame This force can be absorbed by the deformation of the adhesive member between the body and the force applied to the support frame body can be reduced to suppress the deformation of the support frame body.

  On the other hand, the child door unit construction method of the present invention is a child door unit construction method in which a child door unit is installed on the existing door body, wherein an opening is formed in the existing door body, and the support frame body is The child door frame is fixed to the existing door, the child door frame is fixed to the support frame, and the child door main body is supported by the child door frame. According to the present invention, the child door unit can be easily attached as described above, and the child door body can be easily opened and closed.

  According to the child door unit and the method for constructing the child door unit of the present invention as described above, the support frame is attached to the existing door and the child door frame is supported by the support frame, The door body can be easily opened and closed and can be easily constructed.

It is a perspective view which shows the entrance door to which the child door unit which concerns on embodiment of this invention was attached. It is II-II sectional drawing of the said entrance door. It is III-III sectional drawing of the said entrance door. It is a perspective view which shows the principal part of the said child door unit.

  Hereinafter, embodiments of the present invention will be described with reference to the drawings. The child door unit 1 of this embodiment is attached to the opening O formed in the existing door body D to form a front door ED with a child door. As shown in FIGS. A support frame 2 provided along the edge D1 around the opening O of the door D, a child door frame 3 supported by the support frame 2 and attached to the existing frame D; A child door main body 4 supported by the child door frame 3, a spring hinge 5 that supports the child door main body 4, and a covering member 6 that covers the child door frame 3 are configured. The existing door D is provided with a heat insulating material D3 made of urethane foam between a pair of plate materials D2, thereby having heat insulating properties and soundproofing properties.

  The support frame 2 includes two L-shaped members 21, and the L-shaped members 21 are bonded to each other with a metal bond (not shown) to form a frame shape that surrounds the opening O from four sides. It is bonded to the plate material D2 by an adhesive. The L-shaped member 21 is L-shaped (angle) or C-shaped (channel) by a metal member such as steel or aluminum mold so that the support frame 2 is not deformed by the force along the plane of the existing door body D. It has a cross-sectional shape such as a plate (flat bar).

  Adhesive members 22 that are bonded to the plate material D2 of the existing door body D are provided on the outdoor-side and indoor-side finding surfaces of the L-shaped member 21. As shown in FIG. 4, the adhesive member 22 has a regular hexagonal honeycomb structure filled along the finding surface, and the thickness (expected direction dimension) is, for example, 0.3 to 1.5 cm. The length of the diagonal line is, for example, 0.3 to 1.5 cm. The thickness of the adhesive member 22 and the length of the regular hexagonal diagonal line may be set as appropriate according to the thickness of the existing door body D, the adhesive strength of the adhesive member 22, the rigidity of the adhesive member 22, and the like. Further, the adhesive member 22 may be provided on at least one of the indoor-side finding surface and the indoor-side finding surface of the L-shaped member 21.

  As shown in FIGS. 2 and 3, the child door frame body 3 includes an outdoor-side finding surface portion 31 attached to the outdoor side of the existing door body D, an indoor-side finding surface portion 32 attached to the indoor side, and a finding surface portion. The prospective surface part 33 which connects 31 and 32 is comprised. The outdoor-side finding surface portion 31 is formed to have a protruding portion 31a protruding inward of the opening O from the support frame 2, and the protruding portion 31a functions as a door-contacting surface portion on the indoor side, and the child door body 4 An airtight material holding portion 35 for holding an airtight material 34 that comes into contact with the airtight material 34 is provided. The outdoor-side finding surface portion 31 is provided so as to sandwich the outdoor-side plate material D2 from the prospective direction together with the support frame 2, and functions as a fixing portion. Is provided so as to be sandwiched from the prospective direction and functions as a fixed portion. In addition, the finding surface portions 31 and 32 are formed with through holes 311 and 321 through which the tapping screws 7 are inserted, respectively, and the heads of the tapping screws 7 as countersunk screws are embedded around the through holes 311 and 321. Thus, it is formed in a tapered shape. Further, a water-stopping tape 8 as a water-stopping member is provided between the finding surface portions 31 and 32 and the plate material D2, and a caulking agent 9 is filled between the outdoor-side finding surface portion 31 and the plate material D2. Yes.

  The child door body 4 is provided so as to be openable and closable only from the indoor side by providing the handle portion 41 on the indoor side. The handle portion 41 is provided so that a latch (not shown) can be removed from the latch receiver by moving downward, but a door knob may be provided, or a push-pull type may be provided that can be opened and closed. The child door body 4 includes two metal members 42 separated in the prospective direction, and a heat insulating material 43 made of urethane foam is provided between the metal members 42, which is substantially the same as the existing door body D. Heat insulation and soundproofing.

  The spring hinge 5 supports the child door body 4 while urging it toward the outdoor side. The child door body 4 opened toward the indoor side is automatically closed by such an urging force after the human escapes.

  The covering member 6 includes a first decorative plate 61 that covers the outdoor-side finding surface portion 31 of the child door frame 3 and extends to the vicinity of the child door main body 4, and a second decorative plate 62 that covers the indoor-side finding surface portion 32. Prepare. The decorative plates 61 and 62 are made of an appropriate metal, resin, or the like, and are fixed to the finding surface portions 31 and 32 with an adhesive or the like. Since the decorative plates 61 and 62 are attached to the finding surface portions 31 and 32, it is possible to prevent the tapping screw 7 from being exposed, to secure crime prevention and to improve the design.

  Next, a construction method for forming the entrance door ED by attaching the child door unit 1 to the existing door body D will be described. First, in accordance with the dimensions of the support frame 2 and the child door frame 3, the plate material D2 of the existing door D is cut by, for example, a sander to form the opening O. Next, the heat insulating material D3 is removed from the existing door body D in the vicinity of the edge portion D1, one of the pair of L-shaped members 21 is provided between the plate materials D2, and is bonded to the plate material D2 by the bonding member 22. Further, the other L-shaped member 21 is provided between the plate materials D2 and bonded to the plate material D2 by the bonding member 22, and the L-shaped members 21 are bonded together to form the support frame 2.

  Further, a through hole D4 is formed in the plate material D2 in accordance with the through holes 311 and 321 and a pilot hole 22 for the tapping screw 7 is formed in the support frame 2. The tapping screw 7 is inserted into the through holes 311 and 321 of the child door frame 3 and the through hole D4 of the plate material D2, and the tapping screw 7 is fastened to the lower hole 22 of the support frame 2 so that it is used for the child door. The frame body 3 and the existing door body D are fixed to the support frame body 2 by tightening together. At this time, the waterproof tape 8 is sandwiched and fixed between the outdoor-side finding surface portion 31 and the outdoor-side plate material D2 and between the indoor-side finding surface portion 32 and the indoor-side plate material D2. Further, the caulking agent 9 is filled between the outdoor-side finding surface portion 31 of the fixed child door frame 3 and the plate material D2.

  Next, the first decorative plate 61 and the second decorative plate 62 are adhered to the outdoor-side finding surface portion 31 and the indoor-side finding surface portion 32 with an appropriate adhesive, so that the tapping screws 7 and the through holes 311 and 321 are attached outdoors and Hide from the room.

  According to this embodiment, there are the following effects. That is, the support frame body 2 is attached to the existing door body D along the edge portion D1, thereby improving the strength of the existing door body D in the vicinity of the edge portion D1 and preventing the occurrence of distortion. Even if is added, the child door body 4 can be easily opened and closed. Moreover, even if the opening O is formed large, the strength of the existing door body D can be secured, and the child door main body 4 and its passage can be formed in a size that allows a person to pass easily.

  Furthermore, since the support frame body 2 is provided on the existing door body D to prevent distortion, the child door frame body 3 can be easily attached, and workability can be improved.

  Further, the supporting frame body 2 and the finding surface portions 31 and 32 of the child door frame body 3 are fixed to each other by the tapping screws 7 with the plate material D2 of the existing door body D sandwiched from the prospective direction. 2. The child door frame body 3 and the existing door body D can be reliably fixed with a simple structure by tightening together.

  Moreover, by providing the water stop tape 8 between the existing door body D and the finding surface portions 31 and 32, it is possible to prevent the water stoppage from being lowered by attaching the child door unit 1 to the existing door body D. Can do. Furthermore, since the hermetic material 34 is provided on the child door frame 3, airtightness can be maintained between the child door frame 3 and the child door body 4.

  Further, the adhesive member 22 is provided on the finding surface of the L-shaped member 21, and the adhesive member 22 has a honeycomb structure along the finding surface, so that a force in the direction along the finding surface due to an earthquake or the like is applied to the existing door body D. Can be absorbed by deformation of the adhesive member 22 between the existing door body D and the L-shaped member 21, and the force applied to the L-shaped member 21 can be reduced and supported. The deformation of the frame body 2 can be suppressed.

  In addition, this invention is not limited to the said embodiment, Including other structures etc. which can achieve the objective of this invention, the deformation | transformation etc. which are shown below are also contained in this invention. For example, in the embodiment, the support frame 2 and the child door frame 3 are installed by forming the prepared holes 22 in the support frame 2 and inserting the tapping screws 7 into the through holes 311 and 321 formed in advance. Although the door body D is fixed together by fastening, the through hole may not be formed in advance, or a structure in which a nut is embedded in the support frame body 2 and a bolt is fastened may be used. The pin-shaped fixing member may be fixed by being press-fitted.

  In the above embodiment, the child door frame 3 is provided with the outdoor side finding surface portion 31 and the indoor side finding surface portion 32. However, the child door frame is provided with the outdoor side finding surface portion. And the indoor side frame body provided with the indoor side finding surface part may be formed separately. According to such a configuration, the outdoor side frame body formed in a frame shape surrounding the four sides of the opening O, and The indoor frame can be fixed to the support frame 2 from the indoor side and the indoor side, that is, the child door frame formed separately in the vertical frame and the horizontal frame is fixed to the support frame. However, there is no need to assemble it into a frame shape, and the workability can be improved. Further, the finding surface portions 31 and 32 may be omitted, and the child door frame 3 may be supported by the support frame 2 by fixing the prospective surface portion 33 and the support frame 2.

  Moreover, in the said embodiment, although the 1st decorative board 61 and the 2nd decorative board 62 were each attached to the outdoor side finding surface part 31 and the indoor side finding surface part 32, the 2nd decorative board 62 is abbreviate | omitted. Well, if the tapping screw 7 is concealed from the outdoor side, crime prevention can be ensured. Further, the first decorative plate 61 may be omitted, and the crime prevention property may be ensured by crushing the thread of the tapping screw 7 after construction or using a screw having a special head shape for crime prevention.

  Moreover, in the said embodiment, although the waterproofing tape 8 shall be provided between the finding surface parts 31 and 32 and the board | plate material D2, respectively, the waterproofing tape 8 may be abbreviate | omitted, for example, an indoor side finding surface part A structure in which the water-stopping property is maintained by filling the caulking agent 9 between 32 and the plate material D2 may also be adopted.

  Moreover, in the said embodiment, although the adhesive member 22 which has a honeycomb structure was provided in the finding surface of the L-shaped member 21, when the support frame 2 is hard to deform | transform sufficiently, for example, L-shaped A sheet-like adhesive member having no honeycomb structure may be provided on the surface where the member is found, or an L-shaped member may be bonded to the existing door D with an adhesive.

  Moreover, in the said embodiment, although the child door unit 1 shall be attached to the existing door body D provided with a pair of board | plate material D2, an existing door body was equipped with one board | plate material like a press door, for example. If the support frame body and the child door frame body are overlapped and fixed in the prospective direction on such an existing door body, the support frame body, the child door frame body, and substantially the same as the above embodiment, and The existing door can be securely fixed.

  In the above embodiment, the child door body 4 is supported by the spring hinge 5. However, the child door body may be opened and closed by, for example, a slide type, and can be opened and closed only from the indoor side. It only has to be done.

  Moreover, in the said embodiment, although the entrance door ED formed by providing the child door unit 1 was illustrated, a child door unit is provided not only in the door body for an entrance but in the door body for going out of a building. It only has to be done.

  In addition, the best configuration, method and the like for carrying out the present invention have been disclosed in the above description, but the present invention is not limited to this. That is, the invention has been illustrated and described primarily with respect to particular embodiments, but may be configured for the above-described embodiments without departing from the scope and spirit of the invention. Various modifications can be made by those skilled in the art in terms of materials, quantity, and other detailed configurations. Therefore, the description limiting the shape, material, etc. disclosed above is an example for easy understanding of the present invention, and does not limit the present invention. The description by the name of the member which remove | excluded the limitation of one part or all of such is included in this invention.

D Existing Door D1 Edge D2 Plate O Opening 1 Child Door Unit 2 Support Frame 3 Child Door Frame 4 Child Door Main Body 6 Covering Member 7 Tapping Screw (Fixing Member)
8 Water-stop tape (water-stop member)
22 Adhesive member 31 Outdoor side surface (fixed part)
32 Indoor side finding surface (fixed part)
31a Protruding part (door-to-door part)

Claims (6)

A child door unit provided in an opening formed in an existing door body,
A support frame attached along an edge of the existing door surrounding the opening;
A door door frame provided on the inner side of the opening than the support frame, and a child door frame supported by the support frame;
A child door unit comprising a child door body supported by the child door frame. The existing door body includes a pair of plate members spaced apart from each other,
The support frame is provided between the pair of plate members,
The child door frame includes a fixing portion that sandwiches at least one of the pair of plate members together with the support frame from a prospective direction,
The child door unit according to claim 1, wherein the support frame body and the fixing portion are fixed to each other by a fixing member that penetrates the plate member.   The child door unit according to claim 2, wherein the child door frame is provided with a covering member that covers at least the fixed portion from the outdoor side.   The child door unit according to any one of claims 1 to 3, wherein a water stop member is provided between the existing door body and the child door frame body. An adhesive member to be bonded to the existing door body is provided on the finding surface of the support frame body,
The child door unit according to any one of claims 1 to 4, wherein the adhesive member has a honeycomb structure filled along the finding surface. It is a construction method of the child door unit which installs the child door unit according to any one of claims 1 to 5 in the existing door body,
Forming an opening in the existing door body;
Fixing the support frame to the existing door,
Fixing the child door frame to the support frame;
The child door unit construction method, wherein the child door body is supported by the child door frame.

Images