JP2520142Y2 - Emergency power transmission switching clutch device for inward opening and inclining window device - Google Patents

Description

[Detailed Description of the Invention] [Industrial field of application] In the present invention, when the window is locked and the handle attached to the window is rotated in one direction, the window is unlocked and the window can be opened internally. Also, when the inwardly opening window is closed and the handle is rotated in the other direction, the handle is locked again, and when it is further rotated, it is unlocked, and the link mechanism swings so that the window tilts inward. The inward opening and inclining window device, which is called `` inward opening and inclining window device '', is installed in the opening and closing side surface of the window frame, and normally transmits power from the inward opening and inclining opening and closing handle device to the lock mechanism, causing a fire In order to secure a smoke exhaust port, an escape port, or an external entry port in an emergency such as when the lever of the emergency inward opening lever device is pulled in the locked state, power is transmitted from the inward opening / inclining handle device. To Ttoshi relates emergency power transmission switching clutch device of opening and the defeat window device for transmitting such power an unlocked state capable open inner respect lock mechanism from the lever device for opening the emergency.

[Prior Art] FIGS. 6 to 12 show a conventional inward opening / inclining window device.

As shown in FIGS. 6 and 7, the inward opening / inclining window device is a window frame 10 and a window 20 in which a glass 22 is fitted in a frame body 21.
And a window connecting means 30 for connecting the window 20 to the window frame 10 and a handle type operation unit 40.

Then, in the inward opening / inclining window device, as shown in FIG. 8, the operating plate 43 is moved up and down by rotating the handle 41 of the handle type operation unit 40, and as a result, FIG. As shown in FIG.
The sliding 31a that constitutes the
When the projections 31b and 31c provided on the upper and lower portions of the slide 31a engage with the engaging members 11 and 12 provided on the window frame 10, the sliding state is locked.

When the handle 41 is rotated rightward, for example, as shown in FIG. 9, when the sliding body 31a is moved upward and the protrusions 31b and 31c are displaced upward with respect to the corresponding engaging members 11 and 12, the unlocking is performed. Then, as shown in FIG. 8, if you pull the window 20 inward,
The hinges can be opened more freely than the hinges 33 and 34.

If the handle 41 is rotated counterclockwise from the state shown in FIG.
As shown in FIG. 11, the sliding member 31a is moved downward and the upper protrusion 3
When 1b shifts downward with respect to the engagement tool 11 and unlocks, and the lower protrusion 31c is maintained in engagement with the engagement tool 12, and the handle 41 is further rotated counterclockwise, as shown in FIG. In addition, the inversion link mechanism 32 constituting the window connecting means 30 connected to the window / window frame connecting tool 33 is swung to the indoor side, and the window 20 is projected.
31c and the engaging fulcrum of the engaging tool 12 and the engaging fulcrum of the lower window / window frame connecting tool 34 and the pivot type bearing 35 are tilted inwardly with respect to the center of rotation.

Therefore, the above-mentioned inward-opening / inward-facing window device is inwardly-inverted when indoor ventilation is required, and is opened inward when wiping windows, and a smoke exhaust port in the event of a fire or the like. The door is opened inward to secure the door or the escape to the required outside, and is kept locked at other times.

[Problem to be Solved by the Invention] The above-described inward-opening / inward-facing window device cannot bring the window 20 into one-touch openable state in the event of an emergency such as a fire. That is, in order to open the window 20 inward, when the window 20 is in the locked state, it is necessary to rotate the handle 41 several times in a predetermined direction to bring it into the unlocked state, and then pull the window 20 inward. , Is inconvenient.

However, pulling the window 20 inward after turning the handle 41 several times in a predetermined direction to unlock it is very cumbersome and troublesome in an emergency, and the operation is very long. , There is a risk that it will not open inward. In addition, in an emergency, the handle 41 can be rotated a few times in a predetermined direction, which is not easy.

On the other hand, since the handle and lever for operating the inward-opening / inward-facing window device are not provided on the outer side, firefighters and rescue workers may use a fire engine or the like in the event of an emergency such as a fire. It is impossible to climb up the ladder, approach the locked window, bring the window to the unlocked state by one-touch operation, and push inward to open the window.

For this reason, the conventional inward-opening / inward-facing window device is often not adopted in a place where the installation of a smoke exhaust device or an external entrance is obliged by the Fire Service Law or the like.

Therefore, in view of the above-mentioned point, the inventor of the present application simply pulls the lever without rotating the handle in order to secure the smoke exhaust port or the external entrance in the event of a fire in the locked state where the window is closed. The lock mechanism of the window connecting means can be operated so that it can be opened inward by one-touch operation, and anyone can easily and quickly open inward in an emergency, and the smoke exhaust port, escape port or external access port can be opened. In order to provide an inward opening / inclining window device that can secure the above, a patent application for utility model was filed separately from the present application (Japanese Patent Application No. 2-33259).
No. (Actual Kaihei 3-123081), Actual Application No. 2-333260 (Actual Kaihei 3-123082)).

The points of the invention relating to the utility model registration application will be briefly described with reference to FIG.

The sliding body 31a and the handle type operation unit 40 are separated in the frame body 21, and the sliding body 31a and the sliding plate 61 connected to the handle type operation unit 40 are slidably contacted in the frame body 21 to form a sliding body. Clutch pin 64 of the emergency power transmission switching clutch device 60 fixed to 31a
The sliding body 31a and the sliding plate 61 are engaged with each other by the projection of, and an emergency inward opening lever device 70 is provided corresponding to the emergency power transmission switching clutch device 60. When the lever 74 of the device 70 is pulled down, the operating projection 73a enters / engages with the emergency power transmission switching clutch device 60 and retracts the clutch pin 64 to slide the sliding body when the lever 74 of the device 70 is operated halfway from the start of the pulling down. 31a and the sliding plate 61 are disengaged, and the lever 7
4 is fully pulled down, the sliding body 31a is moved upward from the locking position, and the projections 31b and 31c are disengaged upward from the engaging tools 11 and 12 provided on the window frame 10 to unlock the window 20. So that it can be opened inward.

The utility model registration application is directed to a device relating to the entirety of an inward-opening / inward-facing window device.

The emergency power transmission switching clutch device 60 transmits the power transmission from the handle device for inward opening and inclining opening and closing to the lock mechanism in a normal state, and the lever of the lever device 70 for emergency inward opening.
When 74 is pulled, the handle device for opening and closing and opening and closing 40
The power transmission from the
It has a unique function of transmitting the power from 70 to the lock mechanism so that it can be opened inward and it has not been provided in the past.

Therefore, the present invention is installed in the side surface of the opening / closing side of the window frame, and normally transmits power from the handle device for inward opening / inclining opening / closing to the lock mechanism, and in the event of an emergency such as a fire emission To secure the mouth or exit or outside entrance,
When the lever of the emergency inward opening lever device is pulled in the locked state, the power transmission from the handle device for inward opening / closing and opening / closing is cut, and the power from the emergency inward opening lever device can be inwardly opened. It is an object of the present invention to provide an emergency power transmission switching clutch device for an inward opening / inclining window device that transmits to the lock mechanism so that

[Means for Solving the Problems] According to the present invention, as means for solving the above problems, the sliding member 31a provided in the frame 21 of the window of the inward opening / inclining window device is attached to An emergency power transmission switching clutch device (60) which sometimes switches the connection of the sliding body (31a) from the handle type operating section (40) to the emergency inward opening lever device (70), which is slidably contacted with the sliding body (31a). A sliding plate 61 connected to 40, a required housing 62 integrally connected to the sliding body 31a and corresponding to the emergency inward opening lever device 70, and a pin insertion hole 62a of the housing 62. A clutch pin 64 that is passed through the clutch pin housing hole 31a ′ of the sliding body 31a, and a spring 65 that is provided in the housing 62 and that biases the clutch pin 64 to fit the clutch pin engaging hole 61a of the sliding plate 61. , The housing 6
2 comprises a required movable body 66 that can be moved so as to cross the clutch pin 64, and a wedge body 67 that is provided on at least one of the movable body 66 and the clutch pin 64. The clutch pin 64 is provided for the clutch pin 64 when the lever 74 of the emergency inward opening lever device 70 is pulled and the operating projection 73a is fitted into the housing 62 to push the movable body 66.
The present invention provides an emergency power transmission switching clutch device for an inward opening / inclining window device, characterized in that it can be moved away from the clutch pin engaging hole 61a of the sliding plate 61.

[Operation] In normal times, the clutch pin 64 and the clutch pin engaging hole 61a of the sliding plate 61 are aligned with each other, and the clutch pin 64 is fitted into the clutch pin engaging hole 61a by the bias of the spring 65. Therefore, since the handle type operation unit 40 is connected to the sliding body 31a via the sliding plate 61 and the clutch pin 64, power is transmitted to the sliding plate 61 by the handle operation of the handle type operation unit 40. The moving plate 61 can be moved, so that the movable plate 61 can be in the inclining state, the locked state, and the unlocked state capable of opening inward.

In the locked state, when an emergency such as a fire occurs, the lever 74 of the emergency inward opening lever device 70 is pulled and the operating protrusion 73a projects and then moves upward. The movable body 66 is moved by being fitted into 62, and at this time, the wedge body 67 moves the clutch pin 64 from the clutch pin engaging hole 61a of the sliding plate 61. Therefore, the sliding plate 61 and the sliding body 31a
Is disconnected. Then, the operating protrusion 73a continues.
Is fitted into the housing 62 and moves upward, the sliding body 31a is moved, and the inward opening / inclining window device is brought into an unlocked state.

[Embodiment] A first embodiment of an emergency power transmission switching clutch device for an inward opening / inclining window device according to the present invention will be described below with reference to FIGS. 1 to 4.

The emergency power transmission switching clutch device 60 of this embodiment,
A type in which the inward opening / inclining window device is used as a smoke exhaust port or escape port in an emergency, that is, an emergency inward opening lever device 70
Is used for the type that can be attached to the inner surface of the frame 21 of the window 20 of the inward opening / inclining window device.

The emergency power transmission switching clutch device 60 is attached to a sliding body 31a provided in the frame body 21 of the window 20 of the inward opening / inclining window device, and the sliding body 31a is operated by a handle in an emergency for a fire. Lever device for opening in an emergency from the connection with the part 40
It is configured to switch to connection with 70.

The sliding body 31a is accommodated in a web portion 21a having a substantially C-shaped cross section in which the required long hole 21a 'of the frame body 21 is opened, the connection with the handle type operating portion 40 is separated. The sliding body 3
1a has a clutch pin receiving hole 31a '. A sliding plate 61 having a clutch pin engaging hole 61a is overlaid on the sliding body 31a. The sliding plate 61 is connected to the handle type operation unit 40 and slides by operating the handle.

A desired housing 62 having a pin insertion hole 62a is slidably contacted with the eye of the web portion 21a on the side opposite to the sliding body 31a, and the housing 6
2 is integrally connected to the sliding body 31a by an appropriate fastener 63 that is passed through the elongated hole 21a ', so that the housing 62 and the sliding body 31a can slide while sandwiching the web portion 21a. .

Clutch pin 64 provided so that the housing 62 is skewed
Is the pin insertion hole 62a of the housing 62 and the long hole 21 of the web portion 21a.
a'is passed through the clutch pin accommodating hole 31a 'of the sliding body 31a, and the clutch pin 64 and the clutch pin engaging hole 61a of the sliding plate 61 are aligned with each other, so that the clutch pin 64 is fixed to the housing 62.
The clutch pin engagement hole is formed by the biasing force of the spring 65 provided inside.
It is designed to fit into 61a.

Further, a required movable body 66 is provided in the housing 62 so as to move across the clutch pin 64. The movable body 66 corresponds to the operating projection 73a of the emergency inward opening lever device 70 through the opening 62b opened on one side of the housing 62 in the locked state. A wedge body 67 is provided on the movable body 66, and a pin 68 that abuts on the wedge surface of the wedge body 67 is skewered on the clutch pin 64.

The wedge body 67 may be provided by the clutch pin 64 and the pin 68 may be provided by the movable body 66. Further, the wedge body 67 may be provided on both the clutch pin 64 and the movable body 66.

Therefore, in normal times, the clutch pin 64 is fitted in the clutch pin engaging hole 61a of the sliding plate 61, and the sliding plate 61 and the sliding body 31a are connected to each other, so that the handle type operation unit 40 is operated by the handle. Then, the sliding plate 61 and the sliding body 31a are moved, and alternatively, they are brought into the inclining state, the locked state, and the unlocked state in which the inward opening is possible.

In the locked state, the movable body 66 and the operating protrusion 73a of the emergency inward opening lever device 70 correspond to each other, so that when an emergency such as a fire occurs, the lever of the emergency inward opening lever device 70 Pull down 74. Then, the operating protrusion 73a
Fits into the housing 62 and presses the movable body 66, which results in a wedge body.
67 pushes the pin 68 to move the clutch pin 64 against the urging force of the spring 65, and the first operation of disengaging from the clutch pin engagement hole 61a of the sliding plate 61 is performed. Actuating protrusion 73a
Moves upward while being fitted in the housing 62, the operating projection 73
The clutch device 60 excluding the sliding plate 61 is pulled up by a and the second operation of moving the sliding body 31a upward and unlocking is performed.

Therefore, in an emergency, in order to secure the smoke exhaust port or escape port, the lever 74 of the emergency inward opening lever device 70 in the locked state
After pulling down, open the window 20 inward.

The emergency power transmission switching clutch device for the inward opening / inclining window device according to the present invention has the handle type operation unit 40 attached to the inner surface of the frame body 21 of the window 20, and the emergency inward opening lever device 70.
Is attached to the inner surface of the frame 21 of the window 20 and the window 20 is pushed inward from the outside in an emergency to be used as an external entry port. Can be configured in the opposite way.

[Effects of the Invention] As described above, according to the emergency power transmission switching clutch device of the inward opening / inclining window device according to the present invention, the clutch pin normally connects the sliding body and the sliding plate. The power transmission from the handle device for inward opening and inclining and opening and closing is transmitted to the sliding body that constitutes the lock mechanism, and it can be selectively in an inclining state, a locked state, and an unlocking state in which the inward opening is possible. On the other hand, in the locked state, when the lever of the emergency inward opening lever device adjacent to the emergency power transmission switching clutch device is pulled, the operating protrusion projects and further moves upward, so that the clutch pin is retracted by the protrusion of the operating protrusion. To release the connection between the sliding body and the sliding plate to inwardly open and incline to cut off the power transmission from the handle device for opening and closing, and subsequently to bring the upward movement of the operating projection into the sliding body in an unlocked state. To be Since may, it is possible to ensure a flue gas inlet or exit ports or external intrusion opening the emergency fire occurrence.

[Brief description of drawings]

1 to 4 relate to a first embodiment of an emergency power transmission switching clutch device for an inward opening / inclining window device according to the present invention. FIG. 1 is a side view in a locked state, and FIG. FIG. 3 is a side view of the unlocked state at the time, FIG. 3 is a III-sectional view in FIG. 1, and FIG. 4 is a IV-sectional view in FIG. FIG. 5 is an overall front view of the inward opening / inclining window device of the invention proposed by the applicant of the present invention, which is improved so that it can be unlocked by one-touch operation of pulling the lever from the locked state in an emergency. 6 to 12 relate to a conventional inward opening / inclining window device, FIG. 6 is a front view, and FIG. 7 is a schematic front view in a locked state taken along a vertical surface of the window close to the indoor side. , FIG. 8 is a partial side view of the connection state of the handle type operation section and the window connection means,
FIG. 9 is a schematic front view of an unlocked state in which the window can be opened inward, which is taken along a vertical surface toward the indoor side of the window, FIG. 10 is a perspective view of the inwardly opened state, and FIG. FIG. 12 is a schematic front view of a state in which the inversion can be performed, which is taken along the vertical plane, and FIG. 12 is a perspective view of the inversion. 20 ... Window, 21 ... Frame, 31a '... Clutch pin receiving hole, 31a ... Sliding body, 40 ... Handle type operation part, 60 ...
Emergency power transmission switching clutch device, 61 …… Sliding plate, 61a
...... Clutch pin engaging hole, 62 …… Case, 62b …… Opening, 6
3 …… Fastener, 64 …… Clutch pin, 65 …… Spring, 66…
… Movable body, 67 …… Wedge body, 70 …… Emergency inward opening lever device, 73a …… Operating projection,

Claims (1)

(57) [Scope of utility model registration request] 1. An emergency opening device mounted on a sliding member provided in a window frame of an inward opening / inclining window device, for switching the sliding member from a handle type operation unit to an emergency inward opening lever device in an emergency. A power transmission switching clutch device, which corresponds to the sliding plate slidably contacting the sliding body and connected to the handle type operation portion, and the sliding lever integrally connected to the sliding body to correspond to the emergency inward opening lever device. A required housing, a clutch pin that is passed through a pin insertion hole of the housing and a clutch pin accommodation hole of the sliding body, and a clutch pin engagement hole of the sliding plate that is provided on the housing to urge the clutch pin. A spring to be fitted into the housing, a required movable body that is provided in the housing and can be moved so as to cross the clutch pin, and a wedge body that is provided on at least one of the movable body and the clutch pin. The wedge body opens in the emergency When the lever of the working lever device is pulled and the actuating projection is fitted into the housing to press and move the movable body, the clutch pin can be disengaged from the clutch pin engaging hole of the sliding plate. An emergency power transmission switching clutch device with a characteristic inward opening and inclining window device.