JP2007002524A - Opening operation auxiliary device with door end lock - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a stile built-in type opening operation auxiliary device enhancing a crime preventive effect and having excellent design. <P>SOLUTION: The opening operation auxiliary device with a door end lock provided at a door end stile of a double sliding sash or a single sliding sash comprises the door end lock lockable being locked to a door end side vertical frame, and an opening operation auxiliary device reducing the initial motion of sash opening operation. Unlocking and locking of the door end lock and sash opening operation by the opening operation auxiliary device are performed interlocked with the operation of a handle provided at the opening operation auxiliary device with the door end lock. When locking, the handle is enclosed in the door end stile. <P>COPYRIGHT: (C)2007,JPO&INPIT

Description

  The present invention relates to a door operation lock opening operation assisting device provided on a door sash of a sliding sash or a one-way sash.

  In recent years, with the rise of buildings such as buildings and condominiums and the enlargement of window openings, the sliding-type or one-pull-type shoji screen attached to the window frame itself has become heavier. With the widespread use of highly airtight houses, the use of double-glazed paper shoji is increasing. A great deal of force is required to open and close these shoji screens.

Therefore, conventionally, when opening these sliding-type or one-pull-type window shoji, in order to reduce the initial action force at the beginning of opening the shoji, the opening operation assisting device with sickle lock using the lever principle (For example, see Patent Document 1).
JP 2004-353378 A

  However, in the conventional case, the mounting base to be mounted on the door toe, the base cover for covering this base, and the handle for opening and closing are exposed (projected) from the surface of the shoji door to the outside of the window. This was not preferable for crime prevention. In addition, the exposed (protruding) surface of the shoji door toe was not preferable in terms of design.

  Then, the main subject of this invention is providing the opening operation assistance apparatus with a built-in heel which improved the crime prevention effect and was excellent also in design.

The present invention that has solved the above problems is as follows.
<Invention of Claim 1>
The invention according to claim 1 includes a door lock that can be locked by being locked to the door frame on the door side, and an opening operation assisting device that reduces the initial movement of the opening operation of the shoji, A door operation unlocking operation assisting device provided on a door sash of the sash, in conjunction with an operation of a handle provided in the door operation unlocking operation assisting device, An opening operation assisting device with a door-end lock characterized in that locking and opening operation of the shoji are performed by the opening operation assisting device, and at the time of locking, the handle is configured to be housed in the door-end cage. is there.

(Function and effect)
The handle for unlocking and locking the door lock and the opening operation of the shoji by the opening assisting device can be stored in the door rod when locked. Because it is not exposed (protruded) from the surface of the heel and cannot be seen from the outside of the window, a crime prevention effect can be expected. In addition, it is excellent in design by not being exposed (protruding) from the surface of the shoji door.

<Invention of Claim 2>
According to a second aspect of the present invention, the handle is configured to be attached to a handle seat that is fitted in the door toe, and the handle is adapted to be fitted in the handle seat, and the handle seat is turned to the handle seat. A handle shaft that is pivotally supported, and a hinge portion that allows the handle body to be lifted with the handle shaft as a fulcrum, and the handle body is housed in the handle seat during locking and is unlocked The door tip according to claim 1, wherein the door body lock is unlocked by lifting and turning the handle body, and the shoji opening operation is performed by the opening operation assisting device. It is a lock opening operation assistance device.

(Function and effect)
At the time of locking, the handle main body is housed in the handle seat, and at the time of unlocking, the handle main body is lifted and rotated to unlock the door lock, and the opening operation assisting device is a shoji. Since the handle body is housed in the handle seat when locked, it is not exposed (protruded) from the door toe surface of the shoji and cannot be seen from the outside of the window. You can expect a crime prevention effect. In addition, it is excellent in design by not being exposed (protruding) from the surface of the shoji door.

<Invention of Claim 3>
In the invention according to claim 3, in the state where the handle body is housed in the handle seat, the handle body is configured to be locked to the handle seat, and by releasing the lock of the handle body to the handle seat, The opening operation assisting device with a door lock according to claim 2, wherein the handle body is automatically lifted in conjunction with the door.

(Function and effect)
By releasing the lock of the handle body to the handle seat, the handle body is automatically lifted in conjunction with the handle body, thereby facilitating the lifting operation of the handle body and improving the operability.

<Invention of Claim 4>
According to a fourth aspect of the present invention, there is provided the door tip according to the third aspect, wherein the handle body is provided with an unlocking mechanism capable of releasing the locked state to the handle seat by operating a button attached to the surface of the handle body. It is a lock opening operation assistance device.

(Function and effect)
By being configured to be able to release the locked state to the handle seat by the button operation, the handle body lifting operation is facilitated and the operability is improved.

<Invention of Claim 5>
According to a fifth aspect of the present invention, the opening operation assisting device is configured such that the arm that rotates in conjunction with the operation of the handle presses the sash vertical frame to reduce the initial movement of the opening operation. The horizontal posture is maintained when unlocked, and in this state, the arm is in contact with the sash vertical frame and is restricted so that the door toe is not closed within a certain interval. It is an opening operation assistance device with a door lock according to item 1.

(Function and effect)
When the arm is unlocked, the horizontal posture is maintained. In this state, the arm is in contact with the sash vertical frame, and the door toe is regulated so as not to be closed within a certain interval. It is possible to prevent a finger from being pinched between the frame and the door-toe.

  According to the bag opening-type opening assisting device according to the present invention, the crime prevention effect is enhanced and the design is excellent.

  Hereinafter, embodiments of the present invention will be described with reference to FIGS. 1 is a cross-sectional view of a one-sided sash to which a built-in coffin opening operation assisting device according to the present invention is attached, FIG. 2 is an enlarged cross-sectional view of the door-end sash, and FIG. FIG. 4 is a longitudinal sectional view of the opening operation assisting device with a built-in scissors, FIG. 5 is a front view of the handle seat, FIG. 6 is a longitudinal sectional view thereof, and FIG. 8 is a rear view thereof, FIG. 8 is a front view of the handle, FIG. 9 is a longitudinal sectional view thereof, FIG. 10 is a rear view of the handle shaft, FIG. 11 is a top view of the handle, and FIG. Is a front view of the arm with roller, FIG. 13 is a front view of the sickle lock, FIG. 14 is a front view of the washer, and FIG. 15 is an explanatory diagram showing the relationship between the arm with roller and the sickle lock at the time of locking. 16 is an explanatory view showing the relationship between the arm with roller and sickle lock at the time of unlocking, and FIG. 17 is a built-in hook type at the time of locking. 18 is an explanatory view showing the state of the operation assisting device, FIG. 18 is an explanatory view showing the state (part 1) of the built-in heel-opening operation assisting device in the process of opening the shoji, and FIG. 19 is in the process of opening the shoji FIG. 20 is an explanatory view showing a state (part 2) of the built-in heel opening operation assisting device, and FIG. 20 is an explanatory view showing a state (part 3) of the built-in heel opening operation assisting device in the process of opening the shoji. 21 is an explanatory view showing a state of the heel built-in type opening operation assisting device at the time of locking, and FIG. 22 is an explanatory view showing a state of the heel built-in type opening operation assisting device at the time of unlocking.

  The built-in basket-type opening operation assisting device according to the present invention is used for a shoji used for a sliding sash or a one-sided sash of a building such as a building or a condominium. For example, FIG. 1 shows a building single-drawing sash 10 having a single-drawing shoddle 11 and a fitting and killing portion 12, and the single-drawing sash 10 includes an upper frame (not shown), a lower frame 10A, The left vertical frame 10B and the right vertical frame 10C are formed by a four-round frame, and the one-sided shoji 11 attached to the sash includes an upper arm (not shown), a lower arm (not shown), and a summon It is formed by assembling four rounds with the eaves 11A and the door end eaves 11B. And, as shown in FIG. 1 to FIG. 4, the built-in heel opening operation assisting device 1 according to the present invention is embedded in the door-end ledge 11B and attached to the right vertical frame 10C when the shoji 11 is closed. The sickle lock 5 of the heel built-in type opening operation assisting device 1 can be locked to the strike 10a. In addition, the code | symbol 10b is Troyoke.

  As shown in FIGS. 1 to 4, the built-in heel-opening operation assisting device 1 according to the present invention has a handle seat 2 fitted in a door-toe and a handle that can be fitted in the handle seat 2. 3, an arm 4 with a roller that rotates in conjunction with the opening / closing operation of the handle 3, and a sickle lock 5 that rotates in association with the opening / closing operation of the handle 3 and is unlocked / locked.

  As shown in FIGS. 2 and 4, the handle seat 2 is configured to be embedded in an opening formed in the door rod 11 </ b> B, and screws (not shown) are provided in the screw holes 2 </ b> A and 2 </ b> A formed on the back surface. It is screwed and attached to the door toe 11B. As shown in FIGS. 5 to 7, a bearing portion 2 </ b> B that rotatably supports a rotating portion 3 d of a handle shaft 3 </ b> C described later is formed above the handle seat 2. A ball plunger 2C is provided above the bearing portion 2B as shown in FIGS. A ball 2a attached to the tip of the plunger 2C and supported by a compression spring (not shown) is a dimple-shaped recess 30d formed on a side surface of a cylindrical rotating portion 3d of a handle shaft 3C described later. It is to be locked to.

  As shown in FIGS. 4 and 9, the handle 3 is fitted into the handle seat 2 and is pivotally supported by the handle seat 2, and is rotated by opening and closing the handle body 3A. A handle shaft 3C and a hinge portion 3B that can lift (bend) the handle main body 3A with the handle shaft 3C as a fulcrum are provided.

  The shape of the handle main body 3A is formed in a flat surface so as to be substantially flat with the surface of the door rod 11B in a state of being fitted in the handle seat 2. As shown in FIG. 4, a torsion spring 3b is attached to the shaft support pin 3a forming the hinge portion 3B. By pushing a push button 31A described later, the handle body 3A is locked to the handle seat 2. When the state is released, the handle body 3A is automatically rotated and lifted with the hinge portion 3B as a fulcrum.

  As shown in FIG. 1, the handle body 3A is housed in the handle seat 2 when locked, so that the handle body 3A is not exposed (projected) from the surface of the door sliding door 11B of the shoji, and from the outdoor portion of the single-draw sash 10. Since it cannot be seen, a crime prevention effect can be expected. Moreover, it is excellent also in design by not being exposed (protruding) from the door toe door 11B surface of the shoji. Further, when unlocking, in order to rotate the handle body 3A, it is not necessary to bother to grab the handle body 3A and lift it to the front side. Therefore, the lifting operation of the handle body is facilitated, and the operability is excellent.

  As shown in FIGS. 9 to 11, the handle shaft 3 </ b> C includes a cylindrical rotating portion 3 d that is rotatably attached to the handle seat 2, an angular shaft portion 3 e that engages an arm 4 with a roller that will be described later, And an intermediate shaft 3f that pivotally supports a sickle lock 5 to be described later. On the side surface of the rotating portion 3d, two dimple-like recesses 30d for engaging the ball 2a of the ball plunger 2C described above are formed at two locations as shown in FIGS. 9, 11, 21, and 22. Yes. As shown in FIGS. 21 and 22, the recesses 30d and 30d lock the ball 2a attached to the tip of the plunger 2C, so that the handle body 3A stops in a vertical / horizontal position, and the handle body 3A Are functioning so as to easily maintain vertical (closed state) and horizontal (open state). Here, as shown in FIG. 22, in the state where the handle body 3A is maintained in the horizontal position (open state), the roller 4B of the arm 4 with the roller is moved to the right vertical frame 10C even if the door end rod 11B is to be closed. The door-end fence 11B is regulated so as not to be closed below a certain interval. Thus, the roller-equipped arm 4 secures a certain distance between the door toe fence 11B and the right vertical frame 10C, and prevents the fingers from being sandwiched between the door toe fence 11B and the right vertical frame 10C. It also has a function to prevent finger pinching.

  The handle body 3A is attached to the handle seat 2 by fitting the rotating portion 3d of the handle shaft 3C to the bearing portion 2B of the handle seat 2 so that the handle shaft 2 can be rotated. The washer 7 is engaged with 3e. Then, the roller-equipped arm 4 is engaged with the square shaft portion 3e so as to be in close contact with the washer 7. Next, the sickle lock 5 with the torsion spring 5D attached is passed through the round shaft (column) of the handle shaft 3C and the press ring 6 is attached in this state.

  As shown in FIG. 4, the handle body 3 </ b> A is provided with a lock release mechanism 31 for releasing the lock state of the handle seat 2. The lock release mechanism 31 includes a push button 31A, a slider (latch) 31B that slides upward when the push button 31A is pressed, and a leaf spring 31C that presses the slider 31B from above. . The tip of the push button 31A is tapered, and the slider 31B is pushed upward by pushing the push button 31A. A compression spring 31E for returning the push button 31A is attached between the tip of the push button 31A and the bottom cover 31D.

  As described above, the leaf spring 31C is attached above the slider 31B, and this leaf spring 31C works to push the slider 31B downward. In a state where the slider 31B is pushed down, the tip of the slider 31B is engaged with a claw 2D formed on the handle seat 2, and the slider 31B is pushed up to raise the handle body 3A. The locked state is released. In this way, the locked state to the handle seat 2 can be released by a button operation, and the handle body 3A is automatically lifted, so that the handle body has excellent operability.

  As shown in FIG. 12, the arm 4 with a roller includes an arm body 4A, a roller 4B that can rotate on a vertical frame, and a roller shaft 4C that supports the roller 4B. The arm body 4A is formed with an engagement hole 4D that engages with the square shaft portion 3e and a projection 4E that can lock the sickle lock 5. The arm main body 4A is integrated with the handle main body 3A by being engaged with the angular shaft portion 3e, and is rotated in conjunction with the rotation of the handle main body 3A. As shown in FIGS. 15 and 17, when the handle main body 3 </ b> A is in a vertical state (closed state), the arm 4 with a roller is also vertical and is stored in the door toe 11 </ b> C of the shoji 11. It is like that. On the other hand, as shown in FIGS. 18 to 20, as the handle body 3A rotates and becomes horizontal, it projects from the inside of the door toe 11C of the shoji 11 to the right vertical frame 10C side. As shown in FIGS. 18 to 20, the protrusion 4E can lock the locking portion 5B of the sickle lock 5, and the protrusion 4E formed on the arm main body 4A is also rotated by the rotation of the handle main body 3A. It rotates and pushes down the sickle lock 5 via the latching | locking part 5B (open state). In addition, since one end portion of the torsion spring 5D attached to the sickle lock 5 is also locked to the protrusion 4E so as to face the locking portion, the handle main body 3A is rotated so as to be closed. Then, the sickle lock 5 rotates through the torsion spring 5D, and the sickle lock 5 is pushed up.

  The roller 4B is pivotally supported by a roller shaft 4C formed at the tip of the arm body 4A. When the arm body 4A is rotated so as to be horizontal, the right vertical frame 10C from the inside of the door toe 11C of the shoji 11 is obtained. It protrudes to the side and slides downward on the surface of the vertical frame as shown in FIGS. Along with this movement, the surface of the right vertical frame 10 </ b> C is pressed, and the reaction force acts to open the shoji 11.

  As shown in FIG. 13, the sickle lock 5 includes a sickle portion 5A that is locked to a strike 10b attached to the right vertical frame 10C, and a locking portion that is locked to a protrusion 4E formed on the arm body 4A. 5B. And the sickle lock 5 can be rotated centering | focusing on the shaft 3f of the handle shaft 3C by the structure which the circular shaft (column) -shaped center shaft 3f of the handle shaft 3C penetrates the through-hole 5C. As described above, when the locking portion 5B of the sickle lock 5 is locked to the projection 4E, as shown in FIGS. 18 and 19, when the handle body 3A rotates clockwise, the locking portion 5B is moved. The sickle lock 5 is pushed down through (open state). The sickle lock 5 is provided with a torsion spring 5D having the through-hole 5C as the center of the spring coil, and one end of the torsion spring 5D is locked to the protrusion 4E from the opposite direction of the locking part 5B. Thus, when the handle main body 3A rotates counterclockwise, the sickle lock 5 rotates via the torsion spring 5D, and the sickle lock 5 is pushed up.

It is a cross-sectional view of the single-drawing sash to which the built-in scissors opening operation assisting device according to the present invention is attached. It is an expanded cross-sectional view of the door toe. It is the expansion longitudinal cross-sectional view and the vertical front view. It is a longitudinal cross-sectional view of an eaves built-in type opening operation assistance device. It is a front view of a handle seat. It is the longitudinal cross-sectional view. FIG. It is a front view of a handle. It is the longitudinal cross-sectional view. It is a rear view of a handle shaft. It is a top view of a handle. It is a front view of an arm with a roller. It is a front view of a sickle lock. It is a front view of a washer. It is explanatory drawing which shows the relationship between the arm with a roller and a sickle lock at the time of locking. It is explanatory drawing which shows the relationship between the arm with a roller and a sickle lock at the time of unlocking. It is explanatory drawing which shows the state of the cage | basket built-in type opening operation assistance apparatus at the time of locking. It is explanatory drawing which shows the state (the 1) of the coffin built-in type opening operation assistance apparatus in the process in which a shoji is opened. It is explanatory drawing which shows the state (the 2) of the heel built-in type opening operation assistance apparatus in the process in which a shoji is opened. It is explanatory drawing which shows the state (the 3) of the heel built-in type opening operation assistance apparatus in the process in which a shoji is opened. It is explanatory drawing which shows the state of the bag built-in type opening operation assistance apparatus at the time of locking. It is explanatory drawing which shows the state of the coffin built-in type opening operation assistance apparatus at the time of unlocking.

Explanation of symbols

  DESCRIPTION OF SYMBOLS 1 ... Built-in opening operation assisting device, 2 ... Handle seat, 2A ... Screw hole, 2B ... Bearing, 2C ... Ball plunger, 2D ... Claw, 2a ... Ball, 3 ... Handle, 3A ... Handle body, 3B ... Hinge part, 3C ... handle shaft, 3a ... shaft support pin, 3b ... torsion spring, 3d ... rotating part, 3e ... square shaft part, 3f ... middle shaft, 4 ... arm with roller, 4A ... arm body, 4B ... roller, 4C ... Roller shaft, 4D ... engagement hole, 4E ... projection, 5 ... sickle lock, 5A ... sickle part, 5B ... locking part, 5C ... through hole, 5D ... torsion spring, 6 ... pressing ring, 7 ... washer , 8 ..., 9 ... 10 ... single pull sash, 10A ... bottom frame, 10B ... left vertical frame, 10C ... right vertical frame, 10a ... strike, 10b ... troyoke, 11 ... single pull shoji, 11A ... summon bowl, 11B ... Tokutoge, 12 ... Fitting section, 30d ... Concave , 31 ... unlocking mechanism, 31A ... push button, 31B ... slider (latch), 31C ... leaf spring, 31D ... bottom cover, 31E ... compression spring.

Claims (5)

It includes a door lock that can be locked and locked to the vertical frame on the door end side, and an opening operation assisting device that reduces the initial movement of the opening operation of the shoji,
A door opening lock assisting device provided on a door sash of a sliding sash or a single sash,
In conjunction with the operation of the handle provided in the door lock opening operation assisting device, the door lock is unlocked and locked, and the opening operation of the shoji by the opening operation assisting device is performed,
At the time of locking, this handle is configured to be stored in the door toe,
The opening operation assistance apparatus with a door-end lock characterized by the above-mentioned. The handle is configured to be attached to a handle seat that is fitted into the door toe,
The handle includes a handle body that can be fitted in the handle seat, a handle shaft that is pivotally supported by the handle seat, and a hinge portion that can lift the handle body with the handle shaft as a fulcrum. With
When locking, the handle body is stored in the handle seat,
2. When unlocking, the handle body is lifted and rotated to unlock the door lock, and the shoji opening operation is performed by the opening assisting device. Opening assisting device with door lock as described. In a state where the handle body is stored in the handle seat, the handle body is configured to be locked to the handle seat,
3. The opening operation assisting device with a door lock according to claim 2, wherein the handle body is automatically lifted by releasing the lock of the handle body on the handle seat.   The door operation unlocking operation assisting device according to claim 3, wherein the handle body is provided with an unlocking mechanism capable of releasing the locked state to the handle seat by operating a button attached to the surface of the handle body. The opening operation assisting device is configured to reduce the initial movement of the opening operation when an arm that rotates in conjunction with the operation of the handle presses the sash vertical frame,
The arm is maintained in a horizontal posture when unlocked, and in this state, the arm abuts against the vertical frame of the sash and is restricted so that the door toe is not closed within a certain interval. The opening assisting device with a door lock according to any one of the preceding claims.

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