JP4915814B2 - Door with window - Google Patents

Description

  The present invention relates to a door body with a window, and more particularly to a door body with a window used as an opening / closing door of a cabinet.

  Conventionally, it is known to use a door with a window as an opening / closing door of a cabinet, and various structures for holding a window plate such as a glass plate or an acrylic plate in an opening of a door body are also provided. Usually, since the back surface of the open / close door is exposed when it is opened, it has a rear plate or a back cover to hide members such as a latch and a handle, and becomes relatively thick and heavy.

  In Patent Document 1, in a glass door structure in which a glass plate is attached to substantially the entire surface of a door body by using packing, a glass plate mounting opening is punched and formed in a substantially central portion of the entire surface of a steel plate material. The remaining portion is a surface plate, the edge of the surface plate is bent to the back surface side to form a peripheral frame portion, and the glass plate holding that also serves as a reinforcement for the surface plate around the lip back surface side of the opening A glass door structure is disclosed in which a vertical frame member and a horizontal frame member are welded to form a door body, and a glass plate is attached using the vertical frame member and the horizontal frame member.

  However, although the thing of patent document 1 needs to weld a vertical frame member and a horizontal frame member to the back surface side of a surface plate, since a spot weld trace arises in a surface plate, an external appearance property is impaired, and a color steel plate is used. When manufacturing a door body using, since welding cannot be used, it is unpreferable.

  In Patent Document 2, in a door with a translucent window in a cabinet or the like in which a translucent plate is mounted in a window hole provided in a front plate, the edge of the window hole in the front plate has a substantially U-shaped cross section in a decorative member. Reinforcement that the outer end is formed on the outer side of the front plate at the rear end of the rear piece that fits the decorative edge and protrudes rearward from the rear outer edge of the decorative edge of the decorative member An intermediate portion of a rear plate that is engaged with the frame and has a translucent plate pressing portion formed at an inner end thereof is fastened, and the front surface of the rear plate of the rear plate and the rear surface of the decorative edge of the decorative member And the structure which fitted the edge part of the translucent board in the space formed by the inner surface of a back piece and supported the translucent board is disclosed.

Although the structure described in Patent Document 2 can attach a translucent plate to the front plate by screwing without welding the holding member, it takes time to assemble, and the vertical and horizontal decorative members and the rear plate are In the intersecting corner portion, the members of each other face each other at 90 degrees. Therefore, on the front side, it is necessary to hide the joint portion with the corner member.
Utility Model Registration No. 2573168 Japanese Patent No. 3852931

  Therefore, in view of the situation described above, the present invention intends to solve a box-type door having a weight structure having a front plate and a back plate in a door with a window used as an open / close door of a cabinet. However, it is possible to easily and surely attach the window plate without welding the holding member to the front plate and the back plate, and to provide a door body with a window which is excellent in appearance.

In order to solve the above-mentioned problems, the present invention is a door body with a window in which a frame body holding a window plate is attached to an opening formed in a door body having a front surface plate and a back surface plate. a second opening formed in the back plate than the first opening formed on the face plate is set smaller, hold the periphery of the window pane in the main body portion of the frame body made of mold material, the said frame, on the front side While having a collar part latched to the opening edge of the 1st opening part, it has a fixed part contacted to the front side of the opening edge of the 2nd opening part, and from the front side in the state where the circumference of the window board was held The main body portion of the frame body is inserted from the first opening portion, the collar portion is locked to the opening edge of the first opening portion, and the fixing portion is brought into contact with the front surface side of the opening edge of the second opening portion. In the state of contact, a screw inserted from the back side into a through hole formed in the opening edge of the second opening is screwed into the fixing portion, and the table Windowed door, characterized in that securing attract the plate and the back plate (claim 1).

Here, the frame body has a concave groove that opens inward to hold the edge of the window plate in the main body portion at the center, and the flange portion is formed on the front side of the main body portion, and the back side Formed of an extruded mold material having a cross-sectional shape in which a connecting groove opened outward is formed between the concave groove and the fixed part. Cut to form a vertical frame and a horizontal frame, the cut surfaces of the vertical frame and the horizontal frame are joined, and an L-shaped connector is fitted in both the connecting grooves in the corner portion, and penetrates the fixing portion. It is preferable that the screw is screwed to the connector (claim 2).

  Moreover, it is also preferable to form a projecting edge that fits inside the opening edge of the second opening of the back plate along the inside of the fixing portion of the frame (Claim 3).

  It is more preferable that the opening edge of the second opening of the back plate is folded inward and the through hole is formed in the folded portion (Claim 4).

The door body with a window of the invention according to claim 1 as described above is a door body with a window formed by attaching a frame body holding a window plate to an opening formed in a door body having a front plate and a back plate. there are, the second opening is set smaller formed on the back plate than the first opening formed in the surface plate, hold the periphery of the window pane in the main body portion of the frame body made of mold material, said frame Has a hook portion that engages with the opening edge of the first opening portion on the front side, and a fixing portion that contacts the front surface side of the opening edge of the second opening portion, and holds the periphery of the window plate In this state, the main body part of the frame body is inserted from the first opening part from the front side, the hook part is locked to the opening edge of the first opening part, and the fixing part is opened to the opening edge of the second opening part. A screw inserted from the back side into a through hole formed in the opening edge of the second opening portion in the state of contacting the front surface side of the second opening portion to the fixing portion Since the front plate and the back plate are attracted and fixed, the holding member is welded to the front plate and the back plate even in the case of a box-type door having a heavy structure having the front plate and the back plate. In addition, the window plate can be easily and reliably attached, and the appearance is excellent. In addition, since the periphery of the window plate is held by a frame body, it is easy to handle and there is little risk of breakage during transportation or work. Further, by attaching the frame body to the opening of the door main body, the front plate and the back plate can be firmly connected, and the door body has high strength without using welding.

  According to claim 2, the vertical frame and the horizontal frame are arranged with the concave grooves facing the four sides of the window plate, and the groove of the vertical frame and the horizontal frame is formed on the edge of the window plate from four sides with an appropriate cushioning material interposed therebetween. Simultaneously with the fitting, the cut surfaces of the vertical frame and the horizontal frame cut at 45 degrees are joined, and in this state, an L-shaped connector is fitted into both connection grooves from the outside of the corner portion, and penetrates the fixing portion. By screwing the screw into the connector, the frame can be easily assembled with the window plate held.

  According to claim 3, the second opening of the back plate is formed by forming a protruding edge that fits inside the opening edge of the second opening of the back plate along the inside of the fixed portion of the frame. The frame body can be accurately positioned with respect to the opening, so that the position of the through hole formed in the opening edge and the screw fixing pilot hole of the fixing portion of the frame body can be accurately aligned, and the second opening The opening edge of the part can be hidden, and the appearance is also excellent.

  According to claim 4, the opening edge of the second opening portion of the back plate is folded inward, and the through hole is formed in the folded portion, thereby forming the opening edge of the second opening portion. The amount of deformation of the opening edge can be suppressed even if a screw inserted through the through hole from the back side is screwed into the fixing portion.

  Next, the present invention will be described in more detail based on the embodiments shown in the accompanying drawings. FIG. 1 is a front view of a cabinet to which a door body with a window of the present invention is applied. FIG. 2 is a rear view of the door body. FIGS. 3 and 4 show the first invention. The body 3 is a window plate, and 4 is a frame.

  In this embodiment, the said cabinet 1 is produced using a color steel plate, and provided the two opening-and-closing doors in the frontage part. Here, the door body 2 with a window of this invention is used as an opening / closing door. The door body 2 is also made of a color steel plate, so that the parts cannot be welded. Therefore, after spot welding all the parts to the weldable back plate, the back plate is bonded to the surface plate of the color steel plate.

  More specifically, in the present embodiment, the door body 2 is formed with an opening 8 formed in a door body 7 having a front plate 5 and a back plate 6. Then, the frame 4 holding the window plate 3 is attached to the opening 8 of the door body 7. Here, as the window plate 3, an acrylic plate or the like can be used in addition to the glass plate, and the material and type can be freely selected, such as transparent, translucent, or colored.

  Specifically, as shown in FIGS. 2 and 3, the door body 7 is set so that the second opening 10 formed in the back plate 6 is smaller than the first opening 9 formed in the front plate 5. ing. The first opening 9 is formed by cutting off the front surface plate 5, but the second opening 10 has the back surface plate 6 folded inward, that is, folded back inward to form the folded piece on the back surface plate. 6 is formed by polymerizing and crushing. And the opening edge 10A around the said 2nd opening part 10 is drilled at intervals at the opening edge 10A.

  As shown in FIG. 6, the frame body 4 that holds the periphery of the window plate 3 has a flange portion 12 that is engaged with the opening edge 9 </ b> A of the first opening portion 9 on the front side, and the second body. The fixing portion 13 is in contact with the front side of the opening edge 10 </ b> A of the opening 10. Then, the main body portion 14 of the frame body 4 is inserted from the first opening 8 from the front side, the flange portion 12 is locked to the opening edge 9A of the first opening portion 9, and the fixing portion 13 is A screw 15 inserted through the through hole 11 formed in the opening edge 10 </ b> A of the second opening 10 from the back side is formed in the fixing portion 13 in a state of contacting the front side of the opening edge 10 </ b> A of the two opening 10. The front plate 5 and the back plate 6 are attracted and fixed to the prepared pilot holes 16 or screw holes.

  More specifically, as shown in FIGS. 3 and 4 to 6, the frame body 4 is formed with a concave groove 17 that opens inward to hold the edge of the window plate 3 in the center of the main body 14. In addition, it is made of an extruded mold material having a cross-sectional shape in which a connecting groove 18 opened outward is formed between the concave groove 17 and the fixed portion 13, and the mold material is cut to an appropriate length and an end portion is cut at 45 degrees. The vertical frame 19 and the horizontal frame 20 are formed, the cut surfaces of the vertical frame 19 and the horizontal frame 20 are joined, and the L-shaped connector 21 is placed in both the connecting grooves 18 and 18 at the corners, Screws 22,... Penetrating through holes 23 formed in the fixing portion 13 are screwed into the connector 21. Here, the mold material constituting the frame body 4 is preferably an aluminum extrusion mold material. However, when the weight of the window plate 3 is light and the strength is not so required, an extruded product made of a synthetic resin is used. Is also possible.

  Here, in practice, the window plate 3 is held at the same time as the frame 4 is assembled. For this purpose, a vertical frame 19 and a horizontal frame 20 are arranged with the grooves 17 facing the four sides of the window plate 3, and a vertical frame is formed on the edge of the window plate 3 from four sides with a cushion member 24 having a substantially U-shaped cross section interposed therebetween. 19 and the groove 17 of the horizontal frame 20 are fitted together, and the cut surfaces of the vertical frame 19 and the horizontal frame 20 cut at 45 degrees are joined, and in this state, the L-shaped connector 21 is connected from the outside of the corner portion. The frame 4 is assembled in a state where the window plate 3 is held by screwing screws 22 that pass through the through holes 23 of the fixing portion 13 along the connecting grooves 18 and 18 into the connecting tool 21. is there.

  Further, as shown in FIGS. 5 and 6, a protruding edge 25 that fits inside the opening edge 10 </ b> A of the second opening 10 of the back plate 6 is formed along the inner side of the fixing portion 13 of the frame body 4. Then, the frame body 4 can be accurately positioned with respect to the second opening 10 of the back plate 6, thereby screwing the through holes 11 formed in the opening edge 10 </ b> A and the fixing portion 13 of the frame body 4. The positions of the pilot holes 16 can be accurately adjusted.

  The front plate 5 and the back plate 6 constituting the door body 7 are made of a color steel plate, bent around to form a reinforcing edge, and fitted together using the reinforcing edge to appropriately overlap the overlapping portion. Are screwed together, and the space between the front plate 5 and the back plate 6 is filled with a honeycomb (not shown) and bonded to each other. And by attaching the said frame 4 to the opening part 8, since the said surface board 5 and the back surface board 6 are connected in the attracted state, the intensity | strength of the door main body 7 can be raised very much.

It is a front view of the cabinet to which the door with a window of the present invention is applied. It is a rear view of a door body. It is a disassembled perspective view of a door main body. It is a disassembled perspective view which shows the relationship between a window plate and a frame. It is a cross-sectional view of a door body in a state where a window plate is attached to an opening of a door body with a frame body. It is the elements on larger scale which showed the state which attaches the frame which hold | maintained the window plate to the opening part of a door main body.

Explanation of symbols

1 cabinet,
2 doors,
3 Window boards,
4 frame,
5 Surface plate,
6 Back plate,
7 Door body,
8 opening,
9 first opening,
9A opening edge,
10 second opening,
10A opening edge,
11 through holes,
12 Buttocks,
13 fixing part,
14 body part,
15 screws,
16 Pilot hole,
17 Groove,
18 connecting groove,
19 Vertical frame,
20 horizontal frame,
21 connector,
22 screws,
23 through-hole 24 cushion material,
25 Projection.

Claims (4)

It is a door body with a window which attaches the frame which hold | maintained the window plate to the opening part formed in the door main body which has a surface plate and a back surface board, Comprising: The said back surface plate from the 1st opening part formed in the said surface plate set to a small second opening formed in, hold the periphery of the window pane in the main body portion of the frame body made of mold material, the said frame, engages the opening edge of the first opening on the front side The frame has a flange and a fixing portion that comes into contact with the front side of the opening edge of the second opening, and the main body of the frame body from the first opening from the front side while holding the periphery of the window plate Inserting and locking the collar part to the opening edge of the first opening part, and with the fixing part in contact with the front side of the opening edge of the second opening part, the opening of the second opening part A screw inserted from the back side into a through hole formed in the edge is screwed into the fixing portion, and the front plate and the back plate are attracted and fixed. The window with the door body, wherein the door. The frame body is formed with a concave groove opened inward to hold an edge of the window plate in the main body portion at a central portion , and the flange portion is formed on the front side of the main body portion, and the fixing is performed on the back side. Formed of an extruded mold material having a cross-sectional shape in which a connecting groove opened outward is formed between the concave groove and the fixed part, and the mold material is cut to an appropriate length and the end portion is cut at 45 degrees. A vertical frame and a horizontal frame are formed, the cut surfaces of the vertical frame and the horizontal frame are joined, and an L-shaped connector is placed in both connection grooves in the corner portion, and a screw that penetrates the fixing portion is connected. The door body with a window of Claim 1 formed by screwing in a tool.   The door body with a window of Claim 1 or 2 which forms the protrusion edge fitted inside the opening edge of the 2nd opening part of the said back surface plate along the inner side of the fixing | fixed part of the said frame body.   The door body with a window according to any one of claims 1 to 3, wherein the opening edge of the second opening of the back plate is folded inward, and the through hole is formed in the folded portion.

Images