JPH08144636A - Built-up type fireproof warehouse - Google Patents

Abstract

PURPOSE: To assemble each member by positioning the places of the bonding of each adjacent member in a mating shape and clamping bolts from the in- warehouse side. CONSTITUTION: A door-frame stepped section 10a constitutes a mating section A in engagement with the front stepped section 20a of roof 20 in an upper section and a mating section B in engagement with the front stepped section 30a of a bottom plate 30 in a lower section, and configures a mating section C in engagement with the side-plate section 40a of a left plate 40 in a left section and a mating section D in engagement with the side-plate stepped section 50a of a right plate 50 in a right section respectively. The inner circumferential surface of the door frame 10a is placed while being faced to the inside of a warehouse in the mating sections A, B, C, D. Mating sections E, F, G, H, I, J, K, L are constituted similarly in the bonding relationship of the right and left side plates and a back plate. Bolt mounting members are installed to members placed on the inside of the warehouse of these all mating sections and cap nuts screwed to bolts to members placed on the outside of the warehouse, and the mating sections are clamped by the bolts and combined tightly and firmly, thus improving burglarproofness and fire resistance.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a fireproof box for storing money, important items, etc., and more particularly to an assembling firebox for assembling members at an installation site.

[0002]

2. Description of the Related Art An assembling type safe is disclosed, for example, in Japanese Patent Laid-Open No. 6-17.
As disclosed in Japanese Patent No. 3531, it is generally divided into a door, a door frame, a top plate, a bottom plate, a back plate, and both side plates. FIG. 7 is a cross-sectional view of a conventional assembling safe in which a back plate and a side plate are assembled.

As shown in the drawing, each member of the back plate 1 and the side plate 2 is formed into a hollow shape by press molding, and a reinforcing material such as refractory concrete is filled in the inside thereof. A plurality of mounting holes are formed in the height direction at the corners where both members are adjacent to each other in the orthogonal direction, and a nut 3 is fixed to the inner surface of the mounting hole by welding or the like. Further, sheet metal covers 4 are attached around the nuts 3 to prevent intrusion of fireproof concrete.

In order to assemble both members, the angle member 5 having the mounting holes is applied to the corners of both members from the inside of the cabinet so that the holes are aligned with each other, and the bolts 6 are screwed into the respective nuts 3. There is. In addition to the above, the angle member 5 is not shown, but is not limited to the corners of the top plate and the back plate, the corners of the top plate and the left and right side plates, the corners of the bottom plate and the back plate, the corners of the bottom plate and the left and right side plates, and the back plate. Used in the corners of the left and right side plates respectively.

[0005]

However, since the conventional assembling type safe requires a large number of angle members in addition to the bolts, it is desirable that the assembling fireproof box has a small number of parts and is easy to assemble. Was not good for. Further, since the adjacent corners of each member are fixed by the angle member, the force for connecting both members is weak and the adhesion of each member is poor. Therefore, the anti-theft performance and the fire resistance performance, which are greatly affected by the adhesion, were not sufficient. Furthermore, when both members are attached with an angle member, the bolt head protrudes from the attachment hole of the angle member to the inside of the refrigerator, which is not only aesthetically unpleasant, but also the usability in the refrigerator is poor.

The present invention has been made in view of the above problems, and it is an object of the present invention to provide an assembling refractory box in which the number of parts is small, the respective members are firmly and closely joined, and the inside of the cabinet is easy to use. It is intended.

[0007]

The present invention has taken the following means in order to solve the above problems. As a first aspect of the present invention, a door frame for supporting a door, a top plate and a bottom plate, a left side plate, a right side plate, and a back plate are assembled type refractory boxes, and the connecting points of adjacent members are inside the box. It is formed in a stipulated shape within the effective dimensions of the inside of the cabinet, and the bolts are attached to the inside-side members at each joint, and the nuts are provided inside the outside-members at these points, so that the joints of each member are inside the inside. It is an assembly type refractory box that is fastened with bolts.

In a second aspect of the present invention, there is provided a door frame for supporting a door, a top plate and a bottom plate, a left side plate and a right side plate, and a back plate. A front step portion for the door frame is formed by cutting out in the front portion, and in the depth direction of the left and right side portions and the width direction of the rear portion, for the left and right side plates and the back plate that are higher in the height direction than the front step portion. A step portion is formed, and for the side plate step portion of the left and right side plates that is higher than the first step portion in the depth direction and width direction from the front end of the front step portion to the depth direction and the width direction inside the step portion. A second step portion for the back plate step portion of the back plate is formed, and the door frame forms a door frame step portion that protrudes from the inner periphery of the inner cabinet and has a notch on the outer peripheral edge, and the top plate and the bottom plate. To form a fitting part in the width direction by engaging with the front step part of Front part of the inner periphery, to form a side plate step portion bent rear right angle with cut out upper and lower portions,
The door frame step portion of the door frame and the front portion of the side plate step portion are engaged with each other to form a joining portion in the height direction, and side plate step portions are provided on the first step portion and the second step portion of the top plate and the bottom plate. Upper and lower parts are engaged with each other to form a decision part in the depth direction, and the back plate is formed by notching the inner peripheral edge of the back plate to form a back plate step part, and the top plate and the first step part and bottom plate of the bottom plate are formed. The upper and lower parts of the back plate step portion are engaged with the widthwise parts of the two step portions to form a joining part in the width direction, and the rear portion of the side plate step portion of the left and right side plates and the left and right side portions of the back plate step portion are engaged. A fitting portion is formed in the height direction, and a bolt mounting member having an opening through which a bolt is inserted and the head of the bolt is recessed is provided in the inside member of each of the fitting portions. A nut that enables tightening of bolts is provided on the outside member of the refrigerator, and the pass-through section of each member formed within the effective size inside the refrigerator It is obtained by constituting the prefabricated refractory box assembling and fastened with bolts from.

[0009]

According to the prefabricated refractory cabinet of the present invention, the first invention is such that the joining points of adjacent members are located within the effective dimensions in the width direction, the height direction and the depth direction inside the cabinet in a fitting shape. , The inner part of the compartment is provided with a bolt attachment part to which a bolt can be attached, and the outer part of the compartment has a nut inside, so by tightening the bolt from the inside. Allows each member to be assembled.

As a second aspect of the invention, since the front plate, the first plate, and the second plate are formed on the top plate and the bottom plate, when the door frame is assembled, the upper and lower parts of the door frame plate are arranged. The section and the front plate of the top plate and the bottom plate are engaged with each other, and the pass-through part is located on the top plate side and the bottom plate side of the door frame in the width direction of the refrigerator. Further, when the left and right side plates are assembled, the front part of the side plate step portion engages with the door frame step portion, and the joint part extending in the inside height direction is located on the door frame side of the left and right side plates. Is engaged with the first step portion and the second step portion of the top plate and the bottom plate, and the pass-through part extending in the inside depth direction is located on the top plate side and the bottom plate side of the left and right side plates. Furthermore, when the back plate is assembled, the upper and lower parts of the back plate step portion engage with the widthwise portions of the first and second step portions of the top plate and the bottom plate, and the top plate side of the back plate step and the bottom plate. Is located on the side, and the left and right side portions of the back plate step portion are engaged with the rear portions of the side plate step portions of the left and right side plates to extend to the left and right side plate sides of the back plate over the inside height direction. The decision-making department is located. Further, a bolt mounting member having an opening through which the bolt is inserted and the head of the bolt is recessed is provided on the inside member of each of the decision-making sections, and a bolt is fastened to the outside member of the decision-making section. Since the enabling nuts are provided inside, it is possible to tighten the joint part of each member formed within the effective dimension in the width direction, the height direction and the depth direction inside the refrigerator with bolts from the inside of the refrigerator. At the same time, it is possible to assemble with the bolt head immersed in the inside member.

[0011]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENT An embodiment of the assembled refractory box according to the present invention will be described with reference to the drawings. FIG. 1 is an exploded perspective view of a prefabricated refractory box according to the present invention. Fig. 2 is a cross-sectional view of the assembled refractory cabinet in the assembled state, Fig. 3 is a vertical cross-sectional view of the assembled refractory cabinet in the assembled state, and Fig. 4 is a vertical sectional view of the assembled refractory cabinet in the assembled state. It is a side view.

As shown in FIG. 1, the assembled refractory box S has a door 1
1, a top frame 20 and a bottom plate 30 having a symmetrical shape, a left side plate 40 and a right side plate 50 having a symmetrical shape, and a back plate 60. In these members, a hollow portion formed by bending a steel plate is filled with a fireproof heat insulating material such as mortar.

First, since the top plate 20 is vertically symmetrical with the bottom plate 30, only the bottom plate 30 will be described. At the front portion of the bottom plate 30, that is, on the side of the door frame 10 that engages with the door frame step portion 10a, a front step portion 30a is formed by cutting out the inside edge portion at a right angle except the left and right sides in the width direction. There is. A first step portion 30b on which the lower end surfaces of the left side plate 40, the right side plate 50 and the back plate 60 are placed is formed from the depth direction on both sides to the width direction of the rear part. The height of the first step portion 30b is higher than that of the front step portion 30a,
The bottom plate 30 is formed in a U shape in plan view over the entire length in the depth direction and the entire length in the width direction of the rear portion.

Further, inside the first step portion 30b and behind the front step portion 30a, there is formed a bottom step portion 30d which occupies most of the inner bottom portion of the assembled refractory cabinet S. The bottom step portion 30d is formed to have a height higher than that of the front step portion 30a. Then, in the depth direction and the width direction on both the left and right sides, the side plate step portion 40a of the left side plate 40, the lower end surface of the side plate step portion 50a of the right side plate 50 (shown in FIG. 4), and the back plate 60.
The second step portions 30c on which the lower end surfaces of the back plate step portions 60a are respectively placed are formed. The second step portion 30c is located behind the front step portion 30a, has a height higher than that of the first step portion 30b, and is formed inside the first step portion 30b in a U-shape in a plan view.

The door frame 10 is provided with a hinge 10b on the front side (outside of the cabinet) formed in the shape of a frame, and the hinge 11a of the door 11 is engaged to pivotally support the door 11 to open and close. This door frame 1
As shown in FIGS. 2 and 3, a door frame step portion 10a protruding from the periphery to the inside of the refrigerator is formed on the back surface (the inside of the refrigerator) of 0. This door frame step portion 10a is formed by cutting out a peripheral edge on the outside of the cabinet at a right angle to form a front step portion 20a of the top plate 20 (shown in FIG. 3),
Also, by engaging with the front step portion 30a of the bottom plate 30 (shown in FIGS. 1 and 3), the joint portions A and B extending in the width direction of the door frame 10 are formed.

By assembling this door frame step 10a to the bottom plate 30, as shown in FIGS. 2 and 3, the bottom step 30d of the bottom plate 30 and the bottom plate side of the door frame step 10a of the door frame 10 are provided. The inner bottom surface constitutes a flat bottom surface in the cabinet.

Next, since the right side plate 50 is symmetrical with the left side plate 40, only the left side plate 40 will be described. FIG.
As shown in FIG. 2, the left side plate 40 has a side plate step portion 40a formed by notching the front and upper portions of the inner peripheral edge of the left side plate and further bending the rear portion at a right angle to cut out the outer peripheral edge of the internal side. More specifically, the left side plate 40 is brought into contact with the left side portion of the door frame step portion 10a of the door frame 10 by the front portion of the side plate step portion 40a as shown in FIG. Part 3
0b and the second step portion 30c from the depth direction to the width direction of the rear portion, as shown in FIG. 4, the upper and lower portions thereof come into contact with each other, and the rear portion is positioned so as to slightly extend to the width direction portion. The height direction end surface of the bent portion is in contact with the height direction end surface of the back plate 60 described later.

The left and right side plates 40, 50 are in relation to the door frame 10 as shown in FIG.
The front part of "a" and the front part of the side plate step part 50a of the right side plate 50 and the left and right side parts of the door frame step part 10a are engaged with each other to form the joint parts C and D extending in the height direction. Also, the top plate 2
0, in relation to the bottom plate 30, as shown in FIG. 4, the first step portions 20b, 30b, the second step portions 20c, 30c and the upper and lower portions of the side plate step portions 40a, 50a are engaged with each other, respectively, in the depth direction. To form a decision section E, F, G, H.

Further, the back plate 60 has a back plate step portion 60a formed by notching the inner peripheral edge of the back plate. The back plate 60 includes first and second step portions 20b and 30b of the top plate 20 and the bottom plate 30, respectively.
And the upper and lower portions contact the widthwise portions of the second step portions 20c and 30c, and the side plate step portions 40a and 50 of the left and right side plates 40 and 50 are further contacted.
The rear part of a and the left and right side parts of the back plate step 60a are formed in contact with each other. Therefore, the upper and lower portions of the back plate step portion 60a are engaged with the top plate 20, the first step portions 20b, 30b, and the second step portions 20c, 30c of the bottom plate 30 so as to pass through the width direction of the back plate 60. , J, and the back plate step 60a
Left and right side parts and side plate step parts 40a, 5 of the left and right side plates 40, 50
The rear part of 0a engages with each other to form the joints K and L extending in the height direction of the back plate 60.

The relationships among the members constructed as described above are as follows. When viewed from the door frame 10, the door frame step portion 10a engages with the front step portion 20a of the top plate 20 at the upper portion thereof and the lower step portion of the bottom plate 30 at the lower portion thereof as shown in FIG. As shown in FIG.
As shown in FIG.
Engagement with the consensus section C, and further on the right side is the right side plate 50
Engagement with the side plate step portion 50a constitutes the joining portion D, respectively. Then, the inner peripheral surface of the door frame step portion 10a is the consensus portion A,
In B, C, and D, they are located facing the inside of the refrigerator.

The left and right side plates 40 and 50 are connected to each other such that the front portions of the left and right side plate steps 40a and 50a have the above-described joining section C,
In addition to D, as shown in FIG.
The first step 20b, 30b, the second step 20c, of the bottom plate 30,
As shown in FIG.
As shown in FIG. 5, engagement portions with the back plate step portion 60a of the back plate 60 constitute the joint portions K and L at their rear portions. And
Depth-direction consensus sections E, F, G, and H include a top plate 20 and a bottom plate 3.
The inner side surfaces of the second step portions 20c and 30c of 0 face the inside of the refrigerator. In addition, the height-direction junctions K and L are configured such that the rear inner surfaces of the left and right side plate steps 40a and 50a face the inside of the refrigerator.

Further, as shown in FIG. 3, the connection relationship of the back plate 60 is such that the back plate step portion 60a is related to the width direction of the first step portion 20b and the second step portion 20c of the top plate 20 at the upper portion thereof. The joint portion I is constituted by the joint, and the joint portion J is constituted by the lower portion thereof by engaging with the width direction of the first step portion 30b and the second step portion 30c of the bottom plate 30, and as shown in FIG. The left and right side portions form the above-mentioned voting section K, L. Then, the top plate 20 and the bottom plate 30
The inner side of the second step portions 20c and 30c of the above is positioned facing the inner side of the refrigerator in the junction parts I and J.

Next, the connection form of each member will be described. Figure 5
2 is an enlarged view of the consensus unit D in FIG. 2, and FIG. 6 is an enlarged view of the consensus unit J in FIG. All the admission sections A, B, C, D, E, F, G, H, I, J, K, L of the assembled refractory cabinet S according to the present invention
(See FIGS. 2 to 4) are configured in the same coupling mode. That is, the bolt mounting member 70 is provided on the member located inside the storage in the decision section, and the cap nut 80 that is screwed into the bolt 90 is provided on the member located outside the storage.

FIG. 5 shows the joint portion D of the door frame step portion 10a and the side plate step portion 50a of the right side plate 50, but the door frame step portion 10a located inside the refrigerator has the same center as the steel plate. A plurality of opening portions 12a on the inside of the refrigerator and openings 12b on the outside of the refrigerator are formed in the height direction, and a metal bolt mounting member 7 is provided inside.
0 is fixed. Further, the steel plate of the side plate step portion 50a of the right side plate 50 located on the outside of the compartment of the decision section D is provided with the inside opening portion 51a at the same position as the openings 12a and 12b of the door frame step portion 10a. A cap nut 80 is fixed to the inner surface by welding so as to cover the inside opening 51a.

The bolt mounting member 70 is composed of two through holes, and the inside of the refrigerator has a larger diameter than the bolt head 91 and a depth of the bolt head recess 71 that is deeper than the thickness of the bolt head 91.
In succession to this, a bolt shaft through hole 72 having a diameter larger than the diameter of the bolt shaft 92 and smaller than the bolt head 91 is bored outside the refrigerator. In addition, a ring-shaped protrusion 73 along the through hole is provided at the outer side end portion of the bolt mounting member 70 and is fitted into the outer side opening portion 12b. further,
The bolt mounting member 70 is fixed by welding the outside and the inside surface of the steel plate.

When the bolt 90 is attached, it is attached to the cap nut 80 via the washer 100 so that the bolt head 91 is inserted into the bolt head recess hole 71 and protrudes inside the refrigerator. There is nothing to do.

FIG. 6 shows a joint portion J between the bottom plate 30 and the back plate 60. As in the case of the consensus section D, the configuration is such that a plurality of inner opening portions 31a and outer outer opening portions 31b are bored in the width direction in the steel plate of the second step portion 30c of the bottom plate 30 located inside the inner portion. A metallic bolt mounting member 70 is fixed inside. On the other hand, the steel plate of the back plate step 60a also has an opening 61 inside the cabinet.
A is bored and a cap nut 80 is fixed to the inner surface. Then, the bolt 90 is fastened to the cap nut 80 via the washer 100.

With the above construction, the door frame 10, the top plate 20, the bottom plate 30, the left and right side plates 40, 50 and the back plate 6 are formed.
When 0 is assembled, a fitting part is formed as a connecting part within the effective size of the inside of the refrigerator, that is, within the widthwise direction, the height direction, and the depth direction of the inside of the refrigerator, and the bolt mounting member 7 provided at that position.
It can be assembled by tightening the cap nut 80 with the bolt 90 through 0.

Therefore, unlike the prior art, a large number of angle members are not required, and the assembly can be easily performed by only tightening the bolts, and the number of parts can be reduced. Moreover, since the fixing part is fastened with the bolts, the respective members are firmly and tightly coupled, and the anti-theft property and the fire resistance are improved. Further, since the bolt mounting hole is formed in the bolt mounting member, the bolt head does not project into the interior even when the bolt is tightened, which is aesthetically pleasing and easy to use.

[0030]

Since the assembling refractory box according to the present invention is constructed as described above, it has the following unique effects. Since each member is assembled only by tightening the bolts, the number of parts is reduced, which is suitable for an assembly-type fireproof box. Moreover, not only the strength of each member is strengthened and the strength is increased, but also the adhesion of each member is improved to improve the fire resistance and the anti-theft performance. Further, since the bolt head does not protrude into the refrigerator, it is aesthetically pleasing and the convenience in the refrigerator is improved.

[Brief description of drawings]

FIG. 1 is an exploded perspective view of an assembled refractory box according to the present invention.

FIG. 2 is a transverse cross-sectional view of the assembled refractory cabinet in an assembled state.

FIG. 3 is a side vertical cross-sectional view of the assembled refractory cabinet in an assembled state.

FIG. 4 is a front vertical cross-sectional view of the assembled refractory cabinet in an assembled state.

5 is an enlarged view of a consensus unit D in FIG.

6 is an enlarged view of a consensus unit J of FIG.

FIG. 7 is a transverse cross-sectional view of a conventional assembling safe in which a back plate and a side plate are assembled together.

[Explanation of symbols]

 S Assembly-type fireproof cabinet A, B, ..., L Passing section 10 Door frame 10a Door frame step 11 Door 12a Cabinet inner opening 12b Cabinet outer opening 20 Top plate 20a Front step 20b First step 20c No. Two-step part 30 Bottom plate 30a Front step part 30b First step part 30c Second step part 30d Bottom step part 40 Left side plate 40a Side plate step part 50 Right side plate 50a Side plate step part 51a Cabinet inside opening 60 Back plate 60a Back plate step part 61a Internal opening 70 Bolt mounting member 71 Bolt head recessed hole 72 Bolt shaft through hole 80 Cap nut 90 Bolt 91 Bolt head

Claims (2)

[Claims] Claims: 1. A prefabricated refractory box comprising a door frame for supporting a door, a top plate and a bottom plate, a left side plate and a right side plate, and a back plate. It is formed in a valid shape within the effective dimensions, and a bolt attachment part is provided on the inside member of each joint, and a nut is installed inside the outside member of this place, so that the joint of each member is connected from the inside. Assembled refractory cabinet characterized by being fastened with bolts. 2. An assembled refractory box comprising a door frame for supporting a door, a top plate and a bottom plate, a left side plate and a right side plate, and a back plate, wherein the top plate and the bottom plate are provided at a front portion of the door frame. The front step part for the left and right side plates and the back plate are formed in the depth direction of the left and right side parts and the width direction of the rear part so as to be higher in the height direction than the front step part. Further, on the inner side thereof, the side plate of the left and right side plates and the back plate of the back plate which are higher in the depth direction and the width direction of the left and right side portions from the rear end of the front step portion in the height direction than the first step portion. A second step portion for a step portion is formed, and the door frame forms a door frame step portion projecting from the inner periphery of the refrigerator and a notch of the outer peripheral edge thereof, and is formed on the front step portion of the top plate and the bottom plate. The left and right side plates are engaged with each other in the width direction, and the left and right side plates are formed on the front and upper portions of the inner peripheral edge of the cabinet. Forming a side plate step portion that is formed by bending the rear part at a right angle while notching the part, and configuring a joining part in the height direction by engaging the door frame step part of the door frame and the front part of the side plate step part, The upper and lower parts of the side plate step part are engaged with the first step part and the second step part of the top plate and the bottom plate to form a decision part in the depth direction, and the back plate is formed by cutting out the inner peripheral edge of the back plate. A step portion is formed, and upper and lower portions of the back plate step portion are engaged with the width direction portions of the first step portion and the second step portion of the top plate and the bottom plate to form a pass part in the width direction, and The rear part of the side plate step of the left and right side plates and the left and right side parts of the back plate step are engaged to form a joint part in the height direction.Furthermore, a bolt is inserted into the inside member of each of the joint parts and a bolt head is formed. Provided with a bolt mounting member having an opening through which the submersion is made, and bolts can be fastened to the outside member of the storage section of each fitting section. An assembling type refractory cabinet, which is provided with nuts, and is assembled by tightening bolts from the inside of the cabinet with the fitting section of each member formed within the effective dimension of the cabinet.