JPH052795B2 - - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION [Field of Industrial Application] The present invention relates to a double-hung window opening/closing device. More specifically, it is a device for remotely opening and closing double-hung windows in buildings, etc., where two doors supported by hinges are opened and opened, and in particular, it relates to a double-hung opening/closing device that is small and does not spoil the appearance of the building. .

[Prior art] In conventional double-door opening/closing devices, a stay damper is used to constantly apply force in the opening direction to the door, and the force is pulled in the closing direction using a wire or the like to force the door into the locking bracket. locks to keep it closed,
In addition, when opening the door, the locking fitting is operated with a wire or the like, and the door is opened by the biasing force of the stay damper, or the door is opened and closed using an arm, in which case the arm is attached to the door from the window frame. There are some things that stand out.

[Problems to be Solved by the Invention] Conventionally, in the window opening/closing device using a mechanism using a stay damper as described above, the window often becomes unable to open due to a failure of the stay damper. As with switchgear, the installed state of the stay damper is visible from the outside, which has the disadvantage of spoiling the appearance of the building.

Therefore, it is desired to have a device that does not look unsightly on the exterior of the building and has a structure that is extremely unlikely to malfunction.

The object of the device of the present invention is to provide a double-hung window opening/closing device in which the existence of a window opening/closing mechanism is almost invisible from the outside and is extremely unlikely to malfunction.

[Means for Solving the Problems] The double-hung window opening/closing device of the present invention has two double-hung doors each supported by a hinge.
A window opening/closing device that opens and closes in a double-sided manner via a control cable by means of remote control,
(a) A straight line fixed to the lower or upper side of the window frame and drilled along the window frame from both sleeves of the window frame toward the center, and a straight line drilled along the window frame in an area near the center. (b) a pair of fixed cam plates corresponding to each door; A driving pin and a sliding pin that engage with the fixed cam holes are protruded from one side at a constant distance, and the driving pin is installed on the other side in the opposite direction to the driving pin and sliding pin. is on the linear cam hole and the sliding pin is at the innermost part of the inclined hole, a guide pin is protruded and implanted at an appropriate position on the same straight line as the drive pin, and the operation (c) a pair of slide tips that are locked to the inner cable of the control cable via the respective drive pins so as to slide in opposite directions by operation of the means; and (c) each of the pair of fixed cam plates. a movable cam plate that is fixed to each door in a manner that directly faces and corresponds to the door, engages with the guide pin, and has a linear movable cam hole that runs in substantially the same direction as the fixed cam hole when the door is closed; and,
(d) consisting of a pair of inner cable guide members attached to one end of the window frame to which the fixed cam plate is fixed, and (e) an inner cable reversing member attached to the other end of the window frame, The operating means and the guide member are connected by a conduit of a control cable, and the inner cable is connected from the operating means to the inner cable reversing member after being engaged with one of the driving pins via one of the inner cable guide members. A structure is adopted in which the cable is reversed, further engaged with the other drive pin, and then engaged in a loop shape so as to return to the operating means via the other inner cable guide member.
Further, it is preferable that the shapes of the fixed cam holes carved in the pair of fixed cam plates are asymmetrical, and furthermore, lock holes are provided at the ends of the inclined holes in the fixed cam holes carved in the pair of fixed cam plates. It is preferable to provide Furthermore, it is preferable that lock holes are provided at the ends of both arm sides of the movable cam holes formed in the pair of movable cam plates, the lock holes facing slightly outward of the window frame.

[Function] In the double-hung window opening/closing device of the present invention, the inner cable of the control cable engaged on the loop slides by operating the operating means, and the inner cable reversing member, which is the turning point of the loop, is moved between the inner cable and the inner cable. One slide tip is locked to one of the inner cables divided into two via one drive pin, and the other slide tip is locked to the other inner cable via the other drive pin. Since the cams slide on the fixed cam plate in opposite directions, either away from the center or toward the center, the guide pins installed in each slide tip engage, and the upper end of each door Alternatively, the door, which is supported by a hinge by each movable cam plate fixed to the lower end, rotates about the hinge, and the window is opened and closed.

[Example] Next, the apparatus of the present invention will be described with reference to the drawings.

FIG. 1 is a schematic plan view showing an embodiment of the device of the present invention with the door closed, FIG. 2 is a side view showing the relationship between the embodiment of FIG. 1 and the operating means, and FIGS. FIG. 4 is a plan view showing the opening/closing operation of the door according to changes in the operating states of the slide chip and movable cam in FIG. 1.

1 to 4, 1 is the lower side of the window frame, and a pair of fixed cam plates 2, 2' are attached to the window frame 1.
are fixedly fixed thereto, and fixed cam holes 3, 3' are drilled therein. Drive pins 4a, 4a' and sliding pins 4b, 4 that can be engaged with the fixed cam holes 3, 3'.
A pair of slide chips 4, 4', on which b' are respectively attached, are slidably assembled to the fixed cam plates 2, 2', and the slide chips 4,
Guide pins 4c, 4c' which are protruded in the opposite direction to the drive pins 4a, 4a' and the sliding pins 4b, 4b' of 4' directly face and correspond to the fixed cam plates 2, 2', respectively. The movable cam holes 6 are drilled in the movable cam plates 5 and 5' fixed to the doors G and G'.
6'.

On the other hand, one end of a control cable conduit 21, 21' is connected to the operating means 20 shown in FIG. 2, and the other end is connected to a pair of inner cable guide members 22, 22' provided at one end of the window frame. has been done. Furthermore, the inner cables 23, 23' are passed from the operating means 20 through one of the conduit 21, via one of the inner cable guide members 22, and are locked to one of the slide tips 4 via one of the driving pins 4a, and are then locked to one of the slide tips 4 by the inner cable reversing member. 24, it is reversed and locked to the other slide tip 4' via the other drive pin 4a', and then operated through the other conduit 21' via the other inner cable guide member 22'. It is engaged in a loop back to the means 20.

In the double-hung window opening/closing device configured as described above, when the operating means 20 in FIG. 2 is rotated in the direction of the arrow E in FIG. 2 with the door closed, for example, as shown in FIG. 1, the inner cable 23a side will wind. Since the inner cable 23b side is sent out and slides in the direction of arrow B, the slide tip 4, which is locked to the inner cable 23a side via the drive pin 4a, is attached to the fixed cam. The inclined hole 3 of the fixed cam hole 3 in which the drive pin 4a and the sliding pin 4b engage the plate 2 shape.
According to b, the drive pin 4a is used as a fulcrum and initially C
The slide tip 4' slides in the direction of the arrow A while rotating in the direction of the arrow, and is further locked on the inner cable 23b side. Initially, the driving pin 4a' is used as a fulcrum according to the inclined hole 3b' of the fixed cam hole 3' that is aligned with the cam hole 3'.
It slides in the direction of arrow B while rotating in the direction of arrow C'. By sliding the slide tips 4, 4' in the directions of the arrows A and B in opposite directions, the guide pins 4, 4, which are implanted in the slide tips 4, 4' are
Movable cam holes 6, 6' are engaged with C, 4C', and movable cam plates 5, 5' fixed to the respective doors G, G' pivot hinges H, H' attached to the doors. As shown in FIG.
G′ becomes fully open.

When the doors G, G' are fully opened, slightly inclined lock holes 6a, 6a' are provided in the final parts of the movable cam holes 6, 6', so that the slide tips 4, 4' can be installed easily. guide pin 4c,
4c' is inserted into the lock holes 6a and 6a', so the doors G and G' are locked and fixed, and even if the doors are blown by a gust of wind, they will not close naturally. .

Next, when closing the door, when the operating means in FIG. 2 is rotated in the direction of arrow F in the state shown in FIG. 4, the inner cable 23a side is sent out and slides in the direction of arrow B, and the inner cable 23b The side is rolled up A
The slide tips 4, 4', which are locked on each side because they slide in the direction of the arrows, slide in opposite directions (towards the center) in the directions of the arrows B and A, so that the guide of the slide tips 4, 4' Pin 4c, 4
Since the movable cam plates 5 and 5' with which c' is engaged tend to tilt in the directions of the arrows D and D', the doors G and G' to which the movable cam plates 5 and 5' are fixed are attached to hinges H, It is closed in the direction of the arrows D and D' with H' as the axis.

When the doors G and G' are fully closed as described above,
Fixed cam holes 3 carved in the fixed cam plates 2, 2',
The sliding pins 4b, 4b, which are implanted in the slide chips 4, 4', are connected by locking holes 3a, 3a' at the tips of the inclined holes 3b, 3b' in the slide tips 4, 3'.
When the lock holes 3a and 3a' are inserted into the lock holes 3a and 3a', the doors are in a locked state and are securely locked, so that the doors G and G' cannot be opened by external force.

Further, cam holes 3 carved in the fixed cam plates 2, 2',
The shape of 3' is such that when the door first starts to close from the fully open position, it is in a straight line so that both doors operate simultaneously, and shortly before the door is completely closed, for example, one door G' takes priority. The position where the inclined hole 3b' of the fixed cam hole 3' corresponding to the one door G' side starts to incline so that the inclined hole 3b' of the fixed cam hole 3' of the fixed cam hole 3 of the other door G side starts to incline so as to close This is an excellent, unprecedented double-hung window opening/closing device that allows the door to open and close more smoothly by making it a little faster and by changing the inclination angle to create an asymmetrical cam hole.

In the drawings and description, the operating means are shown to be manually operated, but the present invention is not limited to this, and it goes without saying that the operating means may be operated electrically or by other means.

[Effects of the Invention] The double-hung window opening/closing device of the present invention is extremely small when attached to a window, and the presence of the device is hardly noticeable from the outside, making it suitable as a remote window opening/closing device for buildings. This is an extremely excellent invention with a structure that has never existed before.

[Brief explanation of the drawing]

FIG. 1 is a schematic plan view showing an embodiment of the device of the present invention with the door closed, FIG. 2 is a side view showing the relationship between the embodiment of FIG. 1 and the operating means, and FIGS. FIG. 4 is a plan view showing the opening/closing operation of the door according to changes in the operating states of the slide chip and movable cam in FIG. 1. (Main symbols in the drawing), 1: window frame, 2, 2': fixed cam plate, 3, 3': fixed cam hole, 3a, 3a': lock hole, 3b, 3b': inclined hole, 4, 4' : Slide tip, 4a, 4a': Drive pin, 4b, 4b':
Sliding pin, 4c, 4c': Guide pin, 5, 5':
Movable cam plate, 6, 6': Movable cam hole, 6a, 6
a': Lock hole, 20: Operating means, 22, 22':
Inner cable guide member, 24: Inner cable reversal member, G,
G′: Door.

Claims (1)

[Scope of Claims] 1. A window opening/closing device in which two doors each supported by a hinge are opened and closed in a double-folding manner by an operating means via a control cable, comprising: (a) A straight line that is fixed to the lower or upper side of the window frame and is perforated along the window frame from both sleeves of the window frame toward the center, and an area near the center that is pierced at an appropriate angle toward the inside of the window frame. (b) a pair of fixed cam plates having a pair of substantially bilaterally symmetrical fixed cam holes consisting of inclined holes having an appropriate length and corresponding to the respective doors; (b) each of the fixed cam plates; A driving pin and a sliding pin that engage with the fixed cam hole are protruded on one side while keeping a certain distance, and on the other side, the driving pin is arranged in a straight line in the opposite direction to the driving pin and the sliding pin. When the sliding pin is located at the innermost part of the inclined hole, a guide pin is projected and implanted at an appropriate position on the same straight line as the drive pin, and the guide pin is projected and implanted at an appropriate position on the same straight line as the drive pin, (c) a pair of slide tips that are locked to the inner cable of the control cable via the respective drive pins so as to slide in opposite directions; (c) directly facing and corresponding to each of the pair of fixed cam plates; (d) a movable cam plate that is fixed to each door, engages with the guide pin, and has a linear movable cam hole that extends in substantially the same direction as the fixed cam hole when the door is closed; (e) a pair of inner cable guide members attached to one end of the window frame to which the fixed cam plate is fixed; and (e) an inner cable reversing member attached to the other end of the window frame. The operating means and the guide member are connected by a conduit of a control cable, and the inner cable is engaged with one drive pin from the operating means through one of the inner cable guide members, and then reaches the inner cable reversing member and reversed. A double-hung window opening/closing device characterized in that the double-hung window opening/closing device is further engaged with the other driving pin, and then engaged in a loop shape so as to return to the operating means via the other inner cable guide member. 2. The double-hung window opening/closing device according to claim 1, wherein the fixed cam holes formed in the pair of fixed cam plates are asymmetric in shape. 3. The double-hung window opening/closing device according to claim 1 or 2, characterized in that a lock hole is provided at the end of the inclined hole in the fixed cam holes carved in the pair of fixed cam plates. . 4. Claim 1, characterized in that lock holes are provided at the ends of both arm sides of the movable cam holes carved in the pair of movable cam plates, the lock holes facing slightly outward of the window frame. Or the double-hung window opening/closing device according to item 2 or 3.