JP2559642Y2 - Emergency entrance and its operating device - Google Patents

Description

[Detailed description of the invention]

[0001]

This invention relates to an emergency entrance provided on the third floor or higher of a building so that a firefighter or the like can enter the interior from outside in the event of a fire or the like. A swingable shoji that can open and close the opening is provided, and the shoji is provided with a fixing means capable of fixing and releasing the fixing at the closed position, and an internal operating tool for operating the fixing means from the inside and an operating tool from the outside. And an operating device for the external operating tool.

[0002]

2. Description of the Related Art Conventional emergency entrances are always provided with fixing means.
Fixing means by operating the linked internal and external operating tools
When the lock was released, the sliding door was fully opened.

[0003]

Emergency entrance The present invention is to provide a very
Sometimes only used for human entry from outside
No, in normal times, for ventilation in the building, etc.
Is also used. The internal operating tools at the emergency entrance are in principle
, The person who performs ventilation actively operates. But,
When an external force is applied to the internal operation tool at any time
Means that the emergency entrance has been unlocked, and
Could open. Moreover, the conventional emergency entrance
In this case, the shoji that has been disengaged from the fixing means
Because it was open, in the case of strong winds, etc.
There was a risk of operating up to the fully open position at a stretch. The emergency
The entrance has an opening that allows people to enter from outside
Therefore, as mentioned above, when the shoji is unexpectedly fully opened,
People inside the building sometimes felt dangerous. Of the present invention
The purpose is to operate the external operating tools to
Eliminates the above drawbacks while ensuring full opening
To provide a designated emergency entrance.

[0004]

SUMMARY OF THE INVENTION The emergency entrance according to the present invention is characterized in that the opening and closing operation of the sliding door beyond the halfway open position between the closed position and the fully opened position of the sash is prevented. Opening restricting means that can be switched between a non-operating state and an internal operating tool.
It is configured to be operable to be changed between a fixed release position and a second fixed release position, and the opening regulating means is moved from the operating state by operating the internal operating tool and the external operating tool from the first fixed releasing position to the second fixed releasing position. Linking means for switching to a non-operating state is provided, and the internal operating tool and the external operating tool are in the fixed position.
In a certain state, the external operating tool is connected to the linking means.
And linking the internal operating tool to the linking means.
It can be switched between a linked state and a disconnected state.
And the internal operating tool is in the fixed position.
Can open and close the sliding door freely using the external operating tool.
The point is that it is configured as follows. And a release urging means for urging the internal operating tool to the uncoupling state, and a second urging position of the internal operating tool from the first fixed release position in a state where the internal operating tool is linked to the fixing means. An operation restricting means that can be switched between an operating state for preventing operation to the fixing release position and a non-operating state for allowing the operation, urging means for urging the operating state, and urging the operation restricting means against urging. It is preferable that an operating tool for switching to the non-operating state is provided.

The feature of the emergency entrance operating device according to the present invention is that the internal operating tool and the external operating tool can be freely changed between a fixed position, a first unlocked position, and a second unlocked position. A releasing urging means for arranging the internal operating tool so as to be linked to and releasing the internal operating tool from the fixing means, and for urging the internal operating tool to an uncoupled state; From the first fixing release position of the operating tool to the second
An operation restricting means that can be switched between an operating state for preventing operation to the fixing release position and a non-operating state for allowing the operation, urging means for urging the operating state, and urging the operation restricting means against urging. And an operating tool for switching to the non-operating state.

[0006]

[Function] According to the emergency entrance of the present invention, the internal operation tool and
When the external operating device is in the fixed position
Is linked to the linking means, and the internal operating tool is linked to the linking means.
It is possible to switch between a state in which the link is made and a state in which the link is released.
Therefore, when the shoji is in the fully closed state, fix the internal operating tool.
By leaving the link from the setting means,
Occasionally, the sliding door can be opened and closed freely using external operating tools.
Can be. Also, as described above, the shoji is in the fully closed state
Occasionally, if you release the internal operating tool from the fixing means,
Do not inadvertently operate the internal operation tools and open the shoji.
No. In addition, people inside the building provide ventilation inside the building.
Even when the internal operating tool is operated in cases such as
Emergency entrances are provided with opening restriction means.
One end of the made shoji is located between the fully closed position and the fully open position.
Stopped. Therefore, the emergency entrance is
This person does not open fully,
Not even.

[0007]

[Effects of the Invention] According to the present invention, in an emergency,
The sliding door can be reliably opened from the
Sometimes it is necessary to perform the opening operation from inside with good operability.
Emergency entrance and its operation device can be provided.
It became so. In particular, the emergency entrance is described in claim 2.
With such a configuration, the operability of the internal operation tool is further improved.
Can be improved.

[0008]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS As shown in FIG. 1, emergency entrances installed on three or more floors of an outer wall W of a building are formed on the outer wall W by swinging around a vertical axis Y. The opening 1 is provided with an inward-opening sash 2 which can be opened and closed freely, and a fixing means 3, an operating device and an opening regulating means are provided. As shown in FIG. 4, the shoji screen 2 has a glass plate 2B fixed to an annular frame 2A using an aluminum sash.

The fixing means 3 is means for fixing and releasing the fixing of the shoji 2 in the closed position. More specifically, as shown in FIGS. 2 and 3, the slider 3A is vertically swingable in a vertical frame 2a farther from the vertical axis Y among the left and right vertical frames 2a of the frame 2A. Attached via the guide 3B, the sash 2 is fixed to the closed position by engaging with a fixed stopper 3C attached to the rigid frame 4a after the fitting frame 4 around the opening 1 in a state where the sash 2 is located at the closed position, Slider 3A
The movable stopper 3D using a roller which is detached from the fixed stopper 3C with the movement from the second position to the first position to allow the sash 2 to swing is attached to the slider 3A. The fixed stopper 3C and the movable stopper 3D
Are provided vertically three at a time, and the contact surface 3c of the fixed stopper 3C with the movable stopper 3D is moved by the movable stopper 3D as the movable stopper 3D moves.
D is pressed inward and the frame 5 is attached to the seal 5 attached to the fitting frame 4.
A, that is, it is formed on the cam surface that presses the sash 2.

As shown in FIGS. 1, 4 and 5, the operating device has a lever-shaped internal operating tool 6A for operating the fixing means 3 from inside and a lever-shaped external operating tool for operating from outside. The operation tool 6B is attached to the vertical frame 2a in a state of being linked to the fixing means 3. As shown in FIG. 6, the internal operation tool 6A and the external operation tool 6B are swingably mounted around one axis X along the out-of-plane direction of the shoji, and the vertical frame is formed by the swing. a fixed position P ₁ located in orientation along the 2a, a first unlocking position P ₂ located in a horizontal position towards the side, the second unlocking position P ₃ located in the relaxed inclined position towards the upper side When it is configured to freely change operation in the open fixed position P ₄ located steep attitude upward side.

As shown in FIGS. 4 to 6, a rack gear 7 is provided on a slider 3A of the fixing means 3, and the internal gear 6A and the external operating tool 6B are linked with the fixing means 3 so that the rack gear 7 meshes therewith. The shaft 6a of the internal operation tool 6A and the shaft 6b of the external operation tool 6B are fitted to the pinion gear 8 so as to rotate integrally. That is, the slider 3A is configured to move by moving the rack gear 7 by rotating the pinion gear 8 with the swing of the internal operation tool 6A and the external operation tool 6B. And said internal operation member 6A is mounted movably in axial direction to the release position P _b for releasing the interlocking position P _a mate to fit interlocked to the shaft 6a to the pinion gear 8. That is, it is configured so as to be linked to and fixed to the fixing means 3.

[0012] Then, biases the inner operating member 6A in uncoupling condition, i.e., a spring 9 is released biasing means moves urging the release position P _b, and operation guide means, an operation controlling means, An urging means and an operating tool 10 are provided.

[0013] The operation guidance means permits axial movement between the interlocking position P _a and a release position P _b of the internal operating member 6A only when the internal operating member 6A is located in a fixed position P ₁ together, allowing only operation swinging of its internal operation member 6A when the internal operating member 6A is in the interlocked position P _a, and,
A means for holding the interlocking position P _a against the bias of its internal operation member 6A when inside the operation tool 6A or swing position other than the fixed position P _1. Specifically, a projection 11 is provided on the shaft 6a, and a holder 12 for holding the internal operation tool 6A on the vertical frame 2a.
, The release position within the operating tool 6A by brought into contact with the projection 11 when the internal operating member 6A is outside a fixed position P ₁ P
a contact surface 13 to prevent against the bias to move to _b, the only when the internal operating member 6A is in a fixed position P ₁ projection 11
And a groove 14 for movably fitting only in the axial direction.

The operation restricting means includes the internal operation tool 6A.
First universal switching from the unlocking position P ₂ in the non-activated condition to allow the working state to block the operation swing to the second unlocking position P ₃ of a device. Specifically, as shown in FIG. 7, the internal operation device 6A, the stopper surface 15 of forming on the holder 12 when it was operated swing from the fixed position P ₁ to the first unlocking position P ₂ Abuts on the first fixed release position P ₂
The second release position configured by providing the swingable stopper 16 in the inoperative position that permits to release the working posture and Setto to prevent operation swinging of the internal operation device 6A to P ₃ side beyond the Have been. The urging unit is a unit that urges the operation restricting unit to an operating state.
6 is provided with a spring 17 that oscillates and biases the actuator 6 to the operating position. The operating tool 10 is for switching the operation restricting means to a non-operating state, specifically, for switching the stopper 16 to a non-operating posture against urging, and is attached to the internal operating tool 6A. . Therefore, the external operation tool 6B
When the internal operating member 6A is in a state not in conjunction to the fixed unit 3 in a fixed position P _1, which is to be solely operated swinging between a fixed position P ₁ and the open fixed position P ₄ .

As shown in FIG. 11 to FIG. 13, the opening restricting means releases the fixing state of the sash (shoji) 2 at the halfway open position between the closed position and the fully open position and at the fully open position. This is a means that can be switched to a non-operating state (allowing swinging). Specifically, FIGS.
As shown in the figure, a movable body 18 that is movable only along the longitudinal direction of the lower frame 2b of the frame 2A is attached, and the movable body 18 is movable over the movable body 18 and the fitting frame 4 with the swing of the frame 2A. A link 19 for moving the body 18 is provided, and movable fixing means for fixing and releasing the movable body 18 at a first position and a second position corresponding to a halfway open position and a full open position, respectively, The movable body restricting means is provided so as to be switchable between an active state and a non-active state for restricting the movement of the body 18. That is, as shown in FIG. 12, by fixing the movable body 18 to the first position, the sash 2 is fixed to the halfway open position, and as shown in FIG. 13, by fixing the movable body 18 to the second position. The sash 2 is fixed to the fully open position, and the movement of the movable body 18 is regulated to restrict the opening and closing of the sash 2. As shown in FIG. 9 and FIG. 14A, the movable body fixing means is provided with a lock pin 2 which can be protruded and retracted in a direction orthogonal to the moving direction of the movable body 18.
0 is attached to the movable body 18 in a state where the protrusion is prevented from being contacted by the guide 21 for guiding the movement of the movable body 18, and FIG.
0, as shown in FIG. 14 (b), the guide 21 has a first fixing hole 22a for allowing the lock pin 20 to protrude only when the movable body 18 is located at the first position, and FIGS. As shown in FIG. 15E, the lock pin 20 is inserted only when the movable body 18 is at the second position, and a second fixing hole 22b is formed to allow the lock pin 20 to protrude. Have been. In other words, when the lock pin 20 is inserted into the fixing hole 22a at the first position and engaged therewith, the movable body 18
In the first position, and the lock pin 20 is
The movable body 18 is configured to be fixed at the second position by being inserted into and making a contract with the movable body 18. The movable body restricting means,
As shown in FIGS. 9, 14 (a), 15 (d), and (e), the restricting pin 23, which can project and retreat in a direction perpendicular to the moving direction of the movable body 18, is brought into contact with the guide 21 by the guide 21. The guide 21 is attached to the movable body 18 while being
10, 14 (b) and 15 (c), the restricting pin 23 is inserted only when the movable body 18 is located between the third position and the first position. Control pin 2
3 is formed by forming a long hole-shaped regulating hole 24 that allows the protrusion. In other words, the movement of the movable body 18 in the entire range is permitted by the retraction of the regulating pin 23, and the movement of the movable body 18 in the range between the third position and the second position is allowed by inserting the regulating pin 23 into the regulating hole 24. It is configured to allow only the movement of.

The opening restricting means includes an internal operating tool 6A.
It is configured to operate in conjunction with the external operation tool 6B. The linking means, as shown in FIGS. 9 and 10,
Springs 25 and 26 are provided to urge the lock pin 20 and the restriction pin 23 in the protruding direction, and a first fixing hole 22a and a second
In the state of being inserted into the fixing hole 22b and the restriction hole 24, the lock pin 20 and the restriction pin 23 project from the guide 21 and are pressed from the moving direction of the movable body 18 so as to move the lock pin 20 and the restriction pin 23 to the first fixing hole 22a, the second fixing hole 22b and The cam surfaces 27 and 2 which retreat so as to be separated from the regulating holes 24 against the bias.
8, an operation slider 30 for operating the lock pin 20 and the regulation pin 23 by moving in the direction of movement of the movable body 18 in cooperation with the slider 3A of the fixing means 3 via a chain 29 is provided. Have been. As shown in FIGS. 14 and 15, the operation slider 30 comes into contact with the cam surfaces 27 and 28 to retreat the lock pin 20 and the restriction pin 23 against urging.
0, 12, as shown in FIG. 14 (b), the first fixing hole 22a by inserting the cam surface 27 of the saw lock pin 20 when located at the first position corresponding to a first unlocking position P ₂ a first control hole 31a that matches the first fixing hole 22a to allow the insertion of, 10, 13, as shown in FIG. 15 (e), to a second position corresponding to the open fixed position P ₄ A second control hole 31b that matches the second fixing hole 22b so as to allow the cam surface 27 of the lock pin 20 to be inserted only when the lock pin 20 is located, and to allow the lock pin 20 to be inserted into the second fixing hole 22b;
(B), as shown in FIG. 15 (c), only the to insert the cam surface 28 of the restriction pin 23 when located between the third position and the first position corresponding to the second unlocking position P ₃ Control hole 2
And a third control hole 32 allowing insertion into the fourth control hole 32.

The related operation of the internal operation tool 6A, the external operation tool 6B, the fixing means 3, and the opening restriction means will be described below. As shown in FIG. 12 and FIG.
By operating the swinging of the first unlocking position P ₂ of the A and the external operating member 6B, operable to halfway open position of the sash 2, a state where the first control hole 31A is matched to the first fixing hole 22a Become. When the shoji 2 is operated to the halfway open position in the above state, the lock pin 20 is automatically inserted into the first fixing hole 22a, and the shoji 2 is fixed to the halfway open position. By operating the swing open to the fixed position P ₄ of the internal operation member 6A and the external operating member 6B, it can be operated to the fully open position of the sash 2, a state where the second control hole 31b is matched to the second fixing hole 22b Become. As shown in FIGS. 13 and 15 (e), when the shoji 2 is operated to the fully open position in the above state, the lock pin 20 is automatically inserted into the second fixing hole 22b, and the shoji 2 is moved to the fully open position. Fixed. As shown in FIG. 15C, the second fixing release position P ₃ of the internal operation tool 6A and the external operation tool 6B in the above state.
By the swinging operation, the cam surface 27 of the lock pin 20 is pressed by the edge of the first control hole 31a, the lock pin 20 is separated from the first fixing hole 22a, and the regulating pin 23 is moved to the regulating hole 2a.
By inserting the sliding door 2 into one end of the sliding door 2, the operation of the sliding door 2 to the fully open position beyond the halfway open position is prevented, while the swing of the sliding door 2 to the closed position is allowed. Become. As shown in FIG. 15D, the second fixing release position P ₃ of the internal operation tool 6A and the external operation tool 6B in the above state.
Due to the operation swing, the cam surface 27 of the lock pin 20 is pressed by the edge of the second fixing hole 22b, the lock pin 20 is detached from the second fixing hole 22b, and the operation swing of the sash 2 to the closing position is performed. It will be in an acceptable state. As shown in FIGS. 11 and 14 (a), after the sash 2 has been operated to the closed position in the above state, the internal operating tool 6
By operating swing the A and the external operating member 6B in a fixed position P _1, shoji 2 is fixed to the closed position. In short, it is the position in which the first unlocking position P ₂ and the open fixed position P ₄ of the internal operation member 6A and the external operating member 6B is fixed in the middle open position and a fully open position, respectively, the sliding door 2, the second unlocking position P ₃ Is in a position to release the fixing of the shoji. Then, in this embodiment, when the internal operation tool 6A replaced with an operation restriction means from the locked position P ₁ was operated swing first unlocking position P _2, the inner operating member 6
First because the swinging of beyond the unlocking position P ₂ is arranged to prevent unless operating the operation device 10, ensures operation of the first unlocking position P ₂ of the internal operating member 6A,
Accurate, and easy to, moreover, yet, because are to enable the independent operation of the external operating member 6B, emergency entering from outside, once operating the external operating member 6B to the fully open position P ₄ from the fixed position P ₁ .

[Alternative Embodiment] (1) In the above embodiment, the external operating tool 6B is configured to be operable independently, but the external operating tool 6B is always operated in conjunction with the internal operating tool 6A. May be. (2) In the above embodiment, as an internal operation member 6A, showed that operation beyond the first unlocking position P ₂ to be operated the operating member 10 is prevented, the open fixed position P ₄
It may be one that can be operated all at once. (3) In the above embodiment, the internal operation tool 6A and the external operation tool 6B are provided so as to swing around the common axis X. However, the internal operation tool 6A and the external operation tool 6B have different axes. It may be one that oscillates. (4) In the above-described embodiment, the shoji 2
Is fixed at the halfway open position and the fully open position,
The opening restricting means may be a means for fixing the shoji 2 only at the halfway open position, or a means for preventing the shoji 2 from swinging beyond the halfway open position while freely returning to the closing position. Is also good. (5) In the above-described embodiment, the swingable one is shown as the internal operation tool 6A and the external operation tool 6B, but they may be slidable. Note that, in the claims of the utility model registration, reference numerals are written for convenience of comparison with the drawings, but the present invention is not limited to the configuration of the attached drawings by the entry.

[Brief description of the drawings]

FIG. 1 is a front view seen from the inside.

FIG. 2 is an enlarged view of a portion A in FIG.

FIG. 3 is a sectional view taken along line BB in FIG. 2;

FIG. 4 is a sectional view taken along line CC in FIG.

FIG. 5 is a sectional view taken along line DD in FIG. 4;

FIG. 6 is a sectional view taken along line EE in FIG. 4;

FIG. 7 is a perspective view of a main part.

FIG. 8 is a cutaway plan view of a main part.

FIG. 9 is a longitudinal sectional side view of a main part.

FIG. 10 is a longitudinal sectional side view of a main part.

FIG. 11 is a cutaway plan view of a main part showing an operation.

FIG. 12 is a cutaway plan view of a main part showing an operation.

FIG. 13 is a cutaway plan view of a main part showing an operation.

FIG. 14 is a longitudinal sectional view of a main part showing an operation.

FIG. 15 is a longitudinal sectional view of a main part showing an operation.

[Explanation of symbols]

1 opening 2 shoji 3 fixing means 6A internal operating member 6B external manipulation tool P ₁ fixed position P ₂ first unlocking position P ₃ second unlocking position 10 operating tool

Claims (3)

(57) [Scope of request for utility model registration] An oscillating shoji (2) capable of opening and closing an opening (1) of an emergency entrance is provided, and a fixing means (3) capable of fixing and unlocking the shoji (2) in a closed position is provided. An emergency operation entrance provided with an internal operation tool (6A) for operating the fixing means (3) from the inside and an external operation tool (6B) for operating the fixing means (3) from the outside; An opening control means is provided which can be switched between an operation state in which the opening swing is prevented beyond the halfway open position between the closed position and the fully open position in 2) and a non-operating state in which the opening swing is permitted. ) And the external operation tool (6B) are moved to the fixed position (P ₁ ).
And a first unlocking position (P ₂ ) and a second unlocking position (P ₃ ). The first unlocking position of the internal operating tool (6A) and the external operating tool (6B) can be changed freely. A linking means is provided for switching the opening restricting means from the operating state to the non-operating state by an operation movement from P ₂ ) to the second release position (P ₃ ), and the internal operating tool (6A) and the external operating tool ( 6B)
In a state where the external operation tool (6B) is in the fixed position (P ₁ ), the external operating tool (6B) is linked to the linking means.
At the same time, the internal operating tool (6A) is linked to the linking means.
Switchable between engaged and disengaged states
Then, the internal operation tool (6A) is moved to the fixed position (P ₁ ).
In the state where the sash screen is used, the external operation tool (6B) is used to
Emergency entrance that is configured so that (2) can be freely opened and closed . 2. A state in which the internal operation tool (6A) is disconnected.
A release biasing means for biasing said inner operating member (6A) is an internal operation tool while linked to fixing means (3) (6A)
From the first release position (P ₂ ) to the second release position (P
₃ ) An operation restricting means which can be switched between an operation state for preventing the operation movement to the operation state and a non-operation state for allowing the operation movement, an urging means for urging the operation restricting means to the operation state, 2. An emergency entrance according to claim 1, further comprising an operating tool for switching to a non-operating state. 3. An oscillating shoji (2) which can open and close the opening (1) of the emergency entrance, and a fixing means (3) which can fix and release the shoji (2) in the closed position. And an internal operating tool (6A) for operating the fixing means (3) from the inside and an external operating tool (6
B), the internal operation tool (6A) and the external operation tool (6B) are fixed to the fixed position (P).
₁ ), a first unlocking position (P ₂ ) and a second unlocking position (P ₃ ) can be changed freely, and the internal operation tool (6A) can be linked to the fixing means (3) and can be unlocked. And a release urging means for urging the internal operating tool (6A) to the uncoupling state, and an internal operating tool (6A) in a state where the internal operating tool (6A) is linked to the fixing means (3). Operation restricting means which can be switched between an operation state for preventing operation from the first release position (P ₂ ) to the second release position (P ₃ ) and an allowable non-operation state, An emergency entrance operating device, comprising: urging means for urging; and an operating tool (10) for switching the operation restricting means to a non-operation state against the urging.