JPH0237476B2 - TATEMONOYOHINANSOCHI - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION The present invention provides for the construction of an opening in the so-called slab between the floor of the upper floor and the ceiling of the lower floor, and evacuation equipment installed in the storage frame attached to this opening. This is a building evacuation device that allows evacuation from a floor to a lower floor or from a lower floor to an upper floor.Especially when evacuating from an upper floor, the evacuation device is lowered and extended in a separate operation from the opening of the upper and lower lids. When evacuating from the lower floor to the upper floor, by opening the lower cover, when the lower cover is opened to a predetermined angle (almost in the open position), the evacuation equipment extension device linked to this lower cover is activated. This invention relates to a building evacuation device that extends and lowers evacuation equipment.

Conventional evacuation devices that connect upper and lower floors have mainly been devices for escaping from the upper floor to the lower floor, but there are also devices that allow escape from the lower floor to the upper floor in the event of a disaster on the lower floor. being developed.

However, with this type of device, it is possible to evacuate from the upper floor to the lower floor, and from the lower floor to the upper floor, but after the lower cover opens to a certain angle, evacuation Since the equipment is configured to extend and descend, when evacuating from the upper floor to the lower floor, there was an inconvenience that the safety of the lower floor could not be confirmed because the evacuation equipment moved down and extended in conjunction with the lower cover.

Therefore, this invention provides a storage frame provided in an opening formed between the floor of the upper floor and the ceiling of the lower floor;
Upper and lower lids are provided at the upper and lower openings of the storage frame, and upper and lower lid interlocking devices are connected to the upper and lower lids and open the lower lid in response to the opening of the upper lid, an upper and lower lid opening device that opens the upper and lower lids by operating only by an operation from the
an extendable evacuation device stored in the storage frame;
An evacuation device locking device is provided at the upper end of the evacuation device to prevent the evacuation device from being extended and lowered, and the upper and lower lid opening devices are operated only by operations from the lower floor to engage the lower lid. Provided is a building evacuation device comprising an evacuation equipment extension device that connects and connects and releases the evacuation equipment locking device in conjunction with the opening of the lower cover to automatically extend and lower the evacuation equipment downward. By doing so, when evacuating from the upper floor, the evacuation equipment can be lowered and extended after confirming the safety of the lower floor, and when evacuating from the lower floor to the upper floor, the upper and lower lid opening devices can be used. Just by operating
The object of the present invention is to obtain an evacuation device for a building that allows evacuation by opening the upper and lower lids and lowering and extending evacuation equipment in conjunction with the lower lid.

An embodiment of the present invention will be described below based on the drawings. First, in FIGS. 1, 2, and 3, reference numeral 1 denotes an opening penetrating between the floor surface 2 of the upper floor and the ceiling surface 3 of the lower floor, and the storage frame 4 is installed within this opening 1. There is. The evacuation equipment A is stored in this storage frame 4, and a plurality of hollow sliding rods 5, each having a different diameter,
5... are slidably fitted therein, and each hollow sliding rod 5, 5... is provided with a tread plate 6, 6.... Reference numeral B denotes an upper lid that closes the upper opening of the opening 1, and one end of an arc-shaped hinge 7 is fixed to the back surface of the upper lid B, as shown in FIG. 3, and the other end is rotatable. It is pivotally attached to one side of the storage frame 4 by a shaft 8. Reference numeral C designates a lower lid that closes the lower opening of the opening 1, and is pivotally connected to one side of the storage frame 4 via a rotating shaft 9.

D is a top and bottom lid interlocking device that connects the top lid B and bottom lid C and opens and closes the bottom lid C in accordance with the opening and closing of the top lid B, and rotates each of the top lid B and bottom lid C provided in the storage frame 4. The shafts 8 and 9 are shifted to the left and right,
A link 11 is pivotally attached to the inner surface of the frame piece by a pin 10 slightly biased to one side, and one end is pivotally attached to a bracket 12 integrally attached to the back surface of the top cover B by a pin 13, and the other Connect the end to the link 1
a first arm 15 pivotally connected to a pin 14 of
And one arm holder 1 of the arm holders 17, 17' provided on both sides is attached to the operating arm 16 provided on the back side of the lower cover C.
7 is pivotally connected by a pin 18, and a second arm 20 is pivotally connected to the other end of the link 11 by a pin 19 via the other arm receiver 17'.

Since the upper and lower lid interlocking device D has the above-described configuration, the lower lid C can be opened and closed in response to the opening and closing operation of the upper lid B, and when the upper lid B is closed to a certain angle, the rotation axis 8 of the hinge 7 of the upper lid B is rotated. , the lower cover C due to the positional relationship between the pin 13 connecting the first arm 15 and the upper cover B, and the pin 14 connecting the first arm 15 and the link 11.
The weight of the upper cover B changes into a force in the direction of closing the upper cover B, and the upper cover B becomes closed. Therefore, in the closed state, there is no need for a preventive device to prevent the upper cover B from lifting up, and even if you try to open the lower cover C from below when it is not in use, the upper cover B will continue to displace the storage frame 4. The lid is pressed against the top edge of the lid to prevent it from being opened. To open this lower cover C, the upper cover B is pushed upward to a certain extent with a lever or the like, and the weight of the lower cover C changes from the force in the direction of closing the upper cover B to the direction of opening the upper cover B, and the lower cover C Due to the weight of the evacuation equipment A placed on the lower lid C, when the lower lid C is opened, the upper lid B is also automatically opened.

The upper and lower lid opening device E pushes up the upper lid B to a certain angle in order to open the lower lid C. As shown in FIG. 4, this upper and lower lid opening device E has a push rod 21 and an operating arm 22 on the left and right, a pulley 23 at the tip of one of the push rods 21, and a pulley 23 on the tip of the other push rod 21.
A pull rod 24 is provided approximately at the tip of the push rod 2.
1. The operating arm 22 is rotatably attached to the housing frame 4 at a substantially central portion thereof using a pin 25 for storage. 26 is a return spring. Also, the operating arm 22 has a kick piece 2.
2a is attached.

In order to open the lower cover C using the upper and lower cover opening device E having such a configuration, for example, when a disaster such as a fire occurs on the lower floor, when a person on the lower floor pulls the draw rod 24, the operating arm 22 is opened. The push rod 21 rotates clockwise downward about the pin 25, and the push rod 21 rotates upward clockwise about the pin 25. As the push rod 21 rotates upward, a pulley 23 provided at the tip of the push rod 21 contacts and presses the back surface of the top cover B, gradually pushing the top cover B upward. When the push rod 21 rotates around the pin 25 to a vertical position, the top cover B is pushed upward to a certain angle, that is, to the position indicated by the dotted line. 15, 20 and the link 11, the lower cover C can be easily opened, and in conjunction with the opening operation of the lower cover C, the evacuation device A is extended and lowered, falling below the weight of the evacuation device A, and the lower cover C is opened. The upper cover B connected to the roof can also be opened automatically, allowing evacuees to escape from the lower floor to the upper floor.

The evacuation equipment extension device F extends and lowers the evacuation equipment A in conjunction with the opening operation of the lower cover C.

This evacuation equipment extension device F includes an operating piece for releasing the locking of the evacuation equipment locking device for preventing the evacuation equipment A from being extended and lowered, a hook plate connected to the operating piece via a connecting piece, and a bottom plate. It is composed of an interlocking rod provided on the lid C and engaged and connected by the operation of the upper and lower lid opening device E. Furthermore, the structure is shown in Figure 5.
To explain in detail with reference to FIGS. 6, 7, 8, and 9, a bracket 27 is fixed to one side of the storage frame 4 with a bolt 28. As shown in FIG. 8, this bracket 27 has a substantially U-shape, and has two side pieces 2 facing each other and spaced apart from each other.
7a, 27b and these two side pieces 27a, 27b
and a front plate 27C that connects between.

An actuating piece 29 is pivotally supported between these two side pieces 27a and 27b by a pin 30, and this actuating piece 29
can rotate up and down about the pin 30. That is, when the lower cover C is closed, the operating piece 29 stands upwardly due to the action of the return spring 30a, as shown in FIG. 5, but when the lower cover C is opened, the operating piece 29 As shown in the figure, the actuating piece 29 collapses and collides with the base end 31a of the evacuation equipment locking device 31, pushing down the base end 31a. This evacuation equipment locking device 31 has a pin 32 as shown in FIG.
It is pivotally supported on the upper end side of the evacuation device A.

Further, the tip portion 31b meshes with a gear 33a of the ratchet mechanism 33. This ratchet mechanism 33 is provided in the uppermost hollow sliding rod 5, and connects a drive shaft 35 provided in the casing 34 and this drive shaft 35.
A hoisting drum 36 is fixed to the hoisting drum 36, and a wire rope 37 is wound around the hoisting drum 36, the wire rope 37 being supported at one end and connected to the lowest hollow sliding rod 5 at the other end.

This wire rope 37 is wound up by the winding drum 36, and as a result, when not in use, the evacuation equipment A
is raised by the wire rope 37 and stored in the storage frame 4, and the distal end 31b of the evacuation device locking device 31 meshes with the gear 33a of the ratchet mechanism 33, preventing the rotation of the ratchet 33 and locking the evacuation device A. This prevents the extension from falling. And evacuation equipment A
When the actuating piece 29 collapses and collides with the proximal end 31a of the evacuation equipment locking device 31 to push it down, its tip 31b moves upward as shown by the solid line around the pin 32, and as a result, the tip The meshing between the part 31b and the gear 33a of the ratchet mechanism 33 is released, and the evacuation appliances A, which were housed in a group, are extended downward by their own weight.

A connecting rod 38 is pivotally connected to a pin 39 at the inner lower part of the operating piece 29 that releases the locking of the evacuation equipment locking device 31, and a hook plate 41 is pivotally connected to the lower end of this connecting rod 38 by a pin 40. Further, a slope cam 38a is provided protruding from the side of the connecting rod 38 facing the lower cover C. A hook 41a is formed at the tip of this hook plate 41. Reference numeral 42 denotes an interlocking rod that is provided on the lower lid C and is engaged and connected to the hook plate 41 by operating the upper and lower lid opening device E, and is fixed to the lower lid C as shown in FIGS. 5 and 7. It is held between the friction plates 43 which are provided so that it does not rotate excessively. The base end of this interlocking rod 42 forms a crank part 42a, and when the operating arm 22 of the upper and lower lid opening device E is rotated clockwise, the crank part 42a engages the locking piece 22a fixed to the operating arm 22. When it collides with the robot, it can be rotated to the position shown by the dotted line and laid down as shown in FIG. Further, the tip of the interlocking rod 42 is bent to form a bent portion 42b, so that when the interlocking rod 42 rotates and falls down as shown in FIG. 8, it engages and connects with the hook 41a of the hook plate 41. It's getting old.

Next, the operating state of the evacuation equipment extension device F configured as described above will be explained. When the evacuation equipment A is not in use, that is, as shown in Fig. 5, the upper and lower lids BC are closed and the evacuation equipment A is stored in the storage frame 4. In this state, the crank portion 42a at the proximal end of the interlocking rod 42 fixed to the lower lid C is held by the friction plate and stands upright, and the bent portion 42b at the tip thereof is connected to the hook plate 41. The actuating piece 29 is not engaged with the hook 41a and is connected to the hook plate 41.
It also stands up with the pin 30 as an axis. For example, when an accident such as a fire occurs in an underground shopping mall and people evacuate from the lower floor to the upper floor, or when the fire brigade or rescue team enters the upper floor for fire extinguishing or rescue operations, people on the lower floor When the draw rod 24 suspended from the ceiling surface 3 is pulled as shown in FIG. When the upper lid B is pushed up and raised to a certain angle, the lower lid C, which is linked to the upper lid B, also begins to open, but at the same time, the operating arm 22 of the upper and lower lid opening device E rotates clockwise around the pin 25, that is, points downward. Kick piece 22a is fixed to the operating arm 22 by the downward movement of the operating arm 22.
However, as shown in FIGS. 5 and 6, the interlocking rod 42 collides with the crank portion 42a of the interlocking rod 42, and as the operating arm 22 moves downward, the interlocking rod 42 rotates and falls horizontally to the position shown by the dotted line. As the interlocking rod 42 rotates, the bent portion 42b at the tip of the interlocking rod 42 is also folded down to the left and right as shown in FIG.
The interlocking rod 42 and the hook plate 41 are connected to each other.

And an interlocking rod 42 connected to this hook plate 41
As the lower cover C is opened as shown in FIG. 7, the hook plate 41 is pulled downward, and as a result, the hook plate 4
The actuating piece 29 connected to the evacuation device locking device 31 rotates downward about the pin 30 and lies down in a substantially horizontal state, and the actuating piece 29 connects to the base of the evacuation equipment locking device 31 when the lower cover C is substantially opened. The proximal end 31a collides with the end 31a.
Press down. When the base end 31a is pushed down, the distal end 31b of the evacuation device locking device 31 rotates upward about the pin 32 as shown by the solid line as shown in FIG. The wire rope 37 is disengaged and unlatched, and the wire rope 37 is wound around the hoisting drum 36.
becomes free, and each hollow sliding rod 5 composing the evacuation device A extends and descends, forming a ladder-like evacuation route. Here, the evacuees on the lower floor, the fire brigade, and the rescue team ascend through this extended evacuation device A to escape and enter the upper floor.

To explain the storage operation of the evacuation device A and the closing operation of the lower cover C after use, when the evacuation device A is extended and lowered toward the lower floor as shown in FIGS. 7 and 8, Actuating piece 2
9 is pushed downward, the connecting rod 38 connected to the actuating piece 29 is pushed down, and the inclined cam 38a protruding from one side of the connecting rod 38 is pushed down to the cam contact provided at the tip of the lower cover C. By contacting the plate 45, the connecting rod 38 rotates counterclockwise, and when the connecting rod 38 rotates counterclockwise, the connecting rod 38 rotates counterclockwise.
The hook plate 41 connected to the hook plate 8 also rotates counterclockwise, and as a result, the tip 42b of the interlocking rod 42 that is engaged with the hook plate 41 is pushed clockwise by the hook plate 41 and rotates. When you stand up and let go of your hand in this state, the hook 41a of the hook board 41
and the distal end 42b of the interlocking rod 42 are disengaged,
The actuating piece 29 stands up as shown in FIG.
9 is separated from the evacuation equipment locking device 31, and the tip portion 31b of the evacuation equipment locking device 31 is connected to the ratchet mechanism 33.
meshes with the gear 33a. Next, a handle (not shown) is inserted into the hoisting portion 44 of the ratchet mechanism 33 and rotated to wind the wire rope 37 around the hoisting drum 36, thereby lifting the lowermost hollow sliding rod 5.
They are sequentially fitted into the upper hollow sliding rods 5 and stored in a cluster. Finally, when the upper lid B is closed, the lower lid C is also closed in conjunction with the upper lid B.

In addition, when evacuating from the upper floor to the lower floor, or when invading from the ground floor to the lower floor such as in an underground mall and performing firefighting or rescue operations, the upper cover B installed on the floor 2 side of the upper floor When the lid is opened, the lower lid C, which is connected to the upper lid B by the upper and lower lid interlocking device D, is also opened, and after the upper and lower lids B and C are completely opened, confirm the safety of the downstairs and evacuate. Proximal end 3 of instrument locking device 31
Press 1a downward with your hand or some other means,
The disengagement between the distal end 31b of the evacuation device locking device 31 and the gear 33a of the ratchet mechanism 33 allows the evacuation device A to be extended and lowered. In addition, in the case of evacuation from the upper floor, there is no need to operate the upper and lower lid opening device E, so the evacuation equipment extension device F that is linked to this upper and lower lid opening device E does not work, and as a result, the lower lid C cannot be opened. The evacuation device A does not descend or extend in conjunction with the movement.

10 and 11 show other embodiments of the evacuation equipment extension device F, in which when the evacuation equipment A is stored in the storage frame 4 or when the lower cover C is closed, the interlocking rod 4 is inadvertently Prevention of rotation and interlocking rod 42 when stored
A spring 47 is provided to release the engagement between the and the hook plate 41, and the friction plate 43, slope cam 38a, and cam abutment plate 45 in the evacuation equipment extension device F shown in FIGS. 5 to 8 are unnecessary. This is what I did. Evacuation equipment A to evacuate from the lower floor to the upper floor
The operation of the evacuation equipment extension device F for lowering and extending the evacuation equipment is the same as that of the evacuation equipment extension device F shown in Figs. By operations such as. First, when the actuating piece 29 is further pressed in the A direction in the state shown in FIG. The engagement with the portion 42b is released. When this engagement is released, the frictional resistance during engagement disappears, and the interlocking rod 42 rotates in the direction C due to the action of the spring 47. After the engagement is released, the actuating piece 29 is moved by the action of the return spring 30a. It returns to its original position (Fig. 10) and is not in use.
When the pressing of the evacuation equipment locking device 31 is released and the lower cover C is then closed, the evacuation equipment extension device F is stored in the storage frame 4.

FIGS. 12, 13, and 14 also show other embodiments of the evacuation equipment extension device F, and the above-mentioned FIGS.
This is a modification of the hook plate 41 and interlocking rod 42 of the evacuation equipment extension device F shown in the figure. The upper and lower lid opening device E is provided with a cam 48 whose lower part is sloped, and when the upper and lower lids B and C are closed as shown in FIG. 12, the slope of the cam is provided at the base end of the interlocking rod 42. It is in contact with the pulley 42c. Also, hook board 4
An elongated guide groove 41b is formed in the longitudinal direction of the guide groove 4. At the tip of the guide groove 41b, the groove 41b is expanded to form an expanded groove 41C.
A bent portion 42b of the interlocking rod 42 is fitted into the interlocking rod 1b. To operate this evacuation equipment extension device F, first pull the draw rod 24 of the upper and lower lid opening device E, and the cam 48 moves downward. According to the movement of the interlocking rod 42, the bent portion 42b also moves in the direction of arrow B in the guide groove 41b, and expands into the expansion groove 41C.
As a result, the hook plate 41 and the interlocking rod 42 are connected as shown in FIG. Next, when the lower cover C is opened, the operating piece 29 connected to the hook plate 41 via the connecting rod 38 is rotated.

15 and 16 show an evacuation device extension device F applied to the evacuation device locking device 31 of the folding evacuation device A. The foldable evacuation appliance A of this device is placed and stored on the evacuation appliance receiver 49, and when the evacuation appliance A extends and descends, the locking rod hook 50a of the locking rod 50 is placed on the tip of the evacuation appliance receiver 49. When the evacuation device A is removed, the evacuation device receiver 49 rotates around the pivot portion 51, and the evacuation device A falls. To explain its operation, first, the draw rod 2 of the upper and lower lid opening device E
4, the hook piece 22a collides with the crank portion 42a of the interlocking rod 42, the interlocking rod 42 rotates, and the bent portion 42b at the tip of the interlocking rod 42a touches the hook plate 41.
The hook 41a is engaged with the hook 41a. When the draw rod 24 is pulled further, the upper lid B is pushed up by a pulley provided in the upper and lower lid opening device E. In conjunction with this upper lid B, the lower lid C
is opened, and in conjunction with the opening of this lower cover C, the actuating piece 2
9 rotates in the direction of arrow A, comes into contact with the bell crank type lever 52, and the bell crank type lever 52
Rotate in the direction of arrow B. By rotating the bell crank type lever 52, the locking rod 50 is rotated via the connecting rod 53, so that the locking rod hook portion 5 is rotated.
0a from the tip of the evacuation device receiver 49 and rotate it in the direction of arrow C in FIG. 16 to lower and extend the evacuation device A.

17 and 18 show an evacuation device extension device F applied to an evacuation device locking device 31 of a pantograph type evacuation device. As shown in FIG. 18, the pantograph type evacuation device A of this device has one of the uppermost links 54a of the links 54 pivoted to the storage frame 4 with a pin 55, and the other is a guide provided in the storage frame 4. When the support of the evacuation device receiver 58 is released, the evacuation device A starts to extend under its own weight, and at that time, the other link 54a is the guide groove 56
It slides in the left direction along line a, that is, in the direction shown in FIG. 18A. To explain its operation in detail,
First, as shown in FIG. 17, pull the draw rod 24 of the upper and lower lid opening device E, and use the kicking piece 22a of the operating arm to open the crank portion 42a of the interlocking rod 42 of the evacuation equipment extension device F.
is rotated to engage the bent portion 42b of the interlocking rod 42 with the hook 41a of the hook plate 41. Next, the upper and lower lid opening device E is operated to push up the upper lid B. At the same time, the lower lid C is opened. In conjunction with the opening of the lower lid C, the actuating piece 29 rotates in the direction B, and the bell-cran type lever 52 and the lower lid C are opened. The lever 52 is rotated in the direction C. This rotation of the bell crank type lever 52 causes the locking/disengaging lever 59 to be moved via the connecting rod 53.
The arm 60 is rotated in the direction D as shown in FIG.
The pin 61 is moved to the right, that is, in the direction shown in FIG. 17E, to remove it from the horizontal portion 62a of the guide groove 62, and the evacuation device receiver 58 is rotated to lower and extend the evacuation device A.

As explained above, according to the present invention, it is possible to evacuate from the upper floor to the lower floor and from the lower floor to the upper floor, and when evacuating from the lower floor to the upper floor, it is activated only by the operation from the lower floor. The upper and lower lids are simultaneously opened by operating the upper and lower lid opening device, and an evacuation equipment extension device is provided in conjunction with this lower lid, so that the evacuation equipment can be lowered and extended with the lower lid mostly open. , evacuees can quickly evacuate from the lower floor to the upper floor, and it can be used not only as a normal evacuation device but also as an entrance for fire and rescue teams.

Also, when evacuating from the upper floor to the lower floor, the upper and lower lids are opened at the same time without operating the upper and lower lid opening device, so after opening the lower lid and confirming the safety of the lower floor, evacuation equipment is The descent can be stretched safely.

Furthermore, since the upper and lower lid opening devices and the evacuation equipment extension device are stored in the storage frame, the upper and lower lid opening device and the evacuation equipment extension device can be attached to the floor,
It has the advantage that there is no need to make any holes in the floor surface or to process the floor surface for installation.

[Brief explanation of drawings]

The drawings are one embodiment of the present invention, and FIG. 1 is an explanatory diagram showing the evacuation device in use, FIG. 2 is an explanatory diagram showing the evacuation device in a state stored in the storage frame when not in use, and FIG. Figure 3 is an explanatory diagram of the upper and lower lid interlocking device stored in the storage frame, Figure 4 is an explanatory diagram of the upper and lower lid opening device stored in the storage frame, and Figure 5 is a sectional view of essential parts of the evacuation equipment extension device. , Figure 6 is a sectional view of the main parts showing the relationship between the evacuation equipment extension device and the upper and lower lid opening devices;
FIG. 7 is an explanatory diagram showing the operating state of the evacuation equipment extension device, FIG. 10 to 18 show other embodiments of the evacuation equipment extension device. A... Evacuation equipment, B... Upper lid, C... Lower lid, D... Upper and lower lid interlocking device, E... Upper and lower lid opening device, F... Evacuation equipment extension device, 4... Storage frame, 31... Evacuation equipment locking device.

Claims (1)

[Claims] 1. A storage frame provided in an opening formed between the floor of the upper floor and the ceiling of the lower floor, upper and lower lids provided respectively at the upper and lower openings of this storage frame, and connected to the upper and lower lids, a top and bottom lid interlocking device that opens the bottom lid in response to opening of the top lid; a top and bottom lid opening device that is housed in the storage frame and opens the top and bottom lids when activated only by an operation from a lower floor; and the storage an extendable evacuation device housed in a frame; an evacuation device locking device provided at the upper end of the evacuation device to prevent the evacuation device from being extended and lowered; Evacuation in which the upper and lower lid opening devices are operated to engage and connect with the lower lid, and in conjunction with the opening of the lower lid, the evacuation equipment locking device is unlocked and the evacuation equipment is automatically extended downward and lowered. A building evacuation device consisting of an appliance extension device.