JP6815663B1 - Locking device and door with it - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a lock device which is easy to repair or maintain. A lock device (3) includes a latch device (5) including a latch bolt (51) and a control device (6) which includes a control unit and is installed outside the door plate (2) so that the latch device (5) can be operated. And a handle 4 capable of rotating the control unit, and the control unit can be connected to or separated from the latch device 5 by the operation of the user, and the latch device 5 can be connected to or separated from the latch device 5. The latch device 5 can be operated when it is connected to the latch device 5. [Selection diagram] Fig. 3

Description

The present invention relates to a locking device, particularly to a locking device used for a door.

Patent Document 1 describes a locking device used for the door plate 11, as shown in FIGS. 1 and 2.

The locking device includes a housing 12 installed inside the door plate 11, a handle 13 installed outside the door plate 11, and an interlocking unit 14 installed inside the housing 12 while being connected to the handle 13. It includes a latch device 15 installed in the housing 12 so as to be interlocked with the interlocking unit 14, and a control device 16 installed in the housing 12.

The handle 13 has an inner handle 131 arranged inside the door plate 11 and an outer handle 132 arranged outside the door plate 11.

The interlocking unit 14 includes an inner cam 141 that is connected to the inner handle 131, and an outer cam 142 that is connected to the outer handle 132.

A tank 143 is formed on the outer cam 142.

The control device 16 includes a drive unit 161 inserted into the tank 143 and a control unit 162 driven by the drive unit 161.

When the lock device is unlocked, the control unit 162 is driven by the drive unit 161 and is separated from the tank 143. Therefore, when the outer handle 132 is rotated, the outer cam 142 is interlocked and rotated to be a latch device. 15 is pulled in and the door can be opened.

When the lock device is put into the control state, the control unit 162 is driven by the drive unit 161 and inserted into the tank 143, so that when the outer handle 132 is rotated, the outer cam 142 cannot be interlocked and rotated. , I can't open the door.

Taiwan Patent No. I621765

In the locking device of Reference 1, the control device is a particularly fragile part, and when repairing or maintaining the control device, the control device is once taken out from the door plate or a tool is inserted into the door plate to perform the work. There is a drawback that repair or maintenance is inconvenient because there is only one.

In view of the above problems, an object of the present invention is to provide a locking device that eliminates the above-mentioned drawbacks.

In order to achieve the above object, the present invention is a locking device used for a door plate.
A latch device provided with a latch bolt that can be switched between a storage position housed in the door plate and a lock position protruding from the door plate when installed on the door plate.
It is installed outside the door plate so that it can be connected to the latch device to operate the switching of the position of the latch bolt, and the base unit for installing on the door plate and the base. A control unit installed in the unit, a control device equipped with, and
It is provided with a handle that is connected to the control unit so that the control unit can be rotated by rotating around the first axis.
The control unit can be connected to or separated from the latch device by the operation of the user.
A first rotating portion that is connected to the handle and is installed in the base unit so that it can rotate with the handle about the first axis as an axis.
The latch device is installed in the base unit so that it can rotate around the first axis, and the latch bolt can be switched between the accommodation position and the lock position by the rotation. The second rotating part connected to,
A movable insertion portion extending along a second axis intersecting the first axis is provided.
The first rotating portion is formed with a through hole that can guide the movable insertion portion and move it along the second axis.
The second rotating portion is formed with an insertion hole that receives the tip end portion of the movable insertion portion corresponding to the position of the movable insertion portion that moves along the second axis.
The movable insertion portion has a separation position that is not inserted into the insertion hole of the second rotating portion, a tip portion that is inserted into the insertion hole of the second rotating portion, and the remaining portion of the second rotating portion. It is configured to be housed in the through hole of the rotating portion 1 and in that state, the second rotating portion can be moved to a connecting position capable of rotating with the first rotating portion. ing.

The present invention also provides a door equipped with the locking device.

The door is a door provided with a door plate and the above- mentioned locking device installed on the door plate.
The door plate has an outer surface facing the outside at the place where the lock device is installed and the door is installed, and an inner surface facing the inside at the place where the door is installed.
The latch device of the lock device is housed in the door plate.
The control device of the lock device is installed on the outer surface.

With the above configuration, in the lock device of the present invention, since the control device is installed outside the door plate, it is not necessary to take out the control device from the door plate or work inside the door plate when repairing or maintaining the lock device. Compared to the conventional locking device, the number of parts to be removed during repair and maintenance is smaller, which makes the work easier and more convenient.

It is an internal structure diagram of the conventional lock device. It is a side view of the said lock device and the door provided with it. It is a perspective view which shows the 1st Embodiment of the lock device of this invention, and the door which comprises it. It is sectional drawing of the said lock device along the line IV-IV of FIG. It is a locally enlarged sectional view of the said lock device. It is sectional drawing of the said lock device along the line VI-VI of FIG. It is a perspective view which shows the 2nd Embodiment of the lock device of this invention, and the door which comprises it. It is sectional drawing of the said lock device along the line VIII-VIII of FIG. It is a perspective view which shows the 3rd Embodiment of the lock device of this invention, and the door which comprises it. It is sectional drawing of the said lock device along line XX of FIG.

Hereinafter, each embodiment of the locking device of the present invention will be described in detail with reference to the drawings.

<First Embodiment>
FIG. 3 is a perspective view showing a first embodiment of the locking device of the present invention and a door provided with the first embodiment. FIG. 4 is a cross-sectional view of the locking device along lines IV-IV of FIG. FIG. 5 is a locally enlarged cross-sectional view of the locking device. FIG. 6 is a cross-sectional view of the locking device along the line VI-VI of FIG.

As shown in FIG. 3, the door provided with the lock device of the present invention includes the door plate 2 and the lock device 3 of the first embodiment installed on the door plate 2.

As shown in FIG. 3, the door plate 2 faces the outer surface 21 facing the outside in the place where the lock device 3 is installed and the door is installed, and the inside in the place where the door is installed. It has an inner side surface 22 and.

In this embodiment, the door plate 2 has a quadrilateral shape, but may be formed in another shape. Further, as a constituent material of the door plate 2, a hard material such as wood or metal can be mentioned.

A first embodiment of the locking device 3 of the present invention includes a handle 4, a latching device 5, a control device 6, and an unlocking device 7, as shown in FIGS. 3 and 4.

As shown in FIG. 3, when the latch device 5 is installed on the door plate 2, the latch device 5 is switched between the accommodation position accommodated in the door plate 2 and the lock position protruding from the door plate 2. It is equipped with a bolt 51.

As shown in FIGS. 4 to 6, the control device 6 is installed outside the door plate 2 so that it can be connected to the latch device 5 to operate the switching of the position of the latch bolt 51. In addition, power is provided to the base unit 61 for installation on the door plate 2, the control unit 62 installed on the base unit 61, the drive unit 63 installed on the base unit 61, and the drive unit 63. It has a power supply 64.

As shown in FIG. 4, the handle 4 is connected to the control unit 62 so that the control unit 62 can be rotated by rotating the first axis L1 as an axis.

As shown in FIGS. 4 and 6, the base unit 61 of the control device 6 is defined by a base 611 for fixing to the door plate 2, a housing 612 covering the control unit 62, and a base 611 and a housing 612. It is equipped with an installation tank 613 in which a power supply 64 is installed.

As shown in FIGS. 4 and 5, the control unit 62 is a first rotating unit that can be connected to or separated from the latch device 5 by the operation of the user and is connected to the handle 4. It includes 65, a second rotating portion 66 arranged between the first rotating portion 65 and the latch bolt 51, a movable insertion portion 67, an urging portion 68, and a retaining portion 69.

As shown in FIGS. 4 and 5, the first rotating portion 65 is connected to the handle 4 and is installed on the base unit 61 so that the first rotating portion 65 can rotate with the handle 4 about the first axis L1 as an axis. ing. Further, the first rotating portion 65 is provided with a main body portion 651 in which a storage tank 652 capable of accommodating an end portion of the second rotating portion 66 away from the latch bolt 51 is formed at an end portion away from the handle 4. A through hole 653 is formed on the peripheral wall of the containment tank 652 so that the movable insertion portion 67 can be guided and moved along the second axis L2 intersecting the first axis L1.

In this embodiment, the first rotating portion 65 can rotate along the rotation direction a shown in FIG. 6, the first axis L1 is orthogonal to the outer surface 21 of the door plate 2, and the second axis L2 is the second. It is orthogonal to the axis L1 of 1. In a situation where the effect of the present invention is not impaired, the angle formed by the first axis L1 and the second axis L2 and the angle formed by the first axis L1 and the outer surface 21 of the door plate 2 are appropriately selected. it can.

As shown in FIGS. 4 and 5, the second rotating portion 66 is installed in the base unit 61 so that it can rotate about the first axis L1 as an axis, and the latch bolt 51 is moved by the rotation. It is connected to the latch device 5 so that it can be switched between the accommodation position and the lock position. Further, the movable insertion portion 66 is inserted into the second rotating portion 66 in accordance with the position of the movable insertion portion 67 that moves along the second axis L2 (that is, the position of the through hole 653 of the first rotating portion 65). An insertion hole 661 for receiving the tip end portion of the portion 67 is formed on the end portion side of the second rotating portion 66 away from the latch bolt 51.

As shown in FIGS. 4 to 6, the movable insertion portion 67 extends along the second axis L2 and is not inserted into the insertion hole 661 of the second rotating portion 66 (FIG. 4). The tip portion is inserted into the insertion hole 661 of the second rotating portion 66, and the remaining portion is housed in the through hole 653 of the first rotating portion 65. The rotating portion 66 of the above is configured to be movable with a connecting position (see FIG. 5) that can be rotated together with the first rotating portion 65.

That is, when the movable insertion portion 67 is located at the separated position, the rotation of the first rotating portion 65 is not transmitted to the second rotating portion 66. When the movable insertion portion 67 is located at the articulated position, the rotation of the first rotating portion 65 is transmitted to the second rotating portion 66 and rotates together.

As shown in FIGS. 4 and 5, the through hole 653 of the first rotating portion 65 is opposite to the small diameter area 654 on the second rotating portion 66 side and the small diameter area 654 to the second rotating portion 66 side. It extends to the side and has a large diameter area 655 whose diameter is larger than that of the small diameter area 654.

As shown in FIG. 5, the movable insertion portion 67 can move with the main body portion 671 within the large diameter area 655, and the diameter length is larger than the diameter length of the small diameter area 654 and is overhanging from the main body portion 671. It has. In this embodiment, as shown in FIG. 5, the flange portion 672 projects from the upper half portion (the portion closer to the drive unit 63) of the main body portion 671.

As shown in FIG. 5, the urging portion 68 defines the flange portion 672 and the small diameter area 654 so that the flange portion 672 can be subjected to a force for moving the flange portion 672 to the opposite side to the second rotating portion 66 side. It is installed between the peripheral wall (the shoulder connecting the large diameter area 655 and the small diameter area 654). In this embodiment, the urging portion 68 is a compression spring, but other elastic bodies can also be used.

As shown in FIGS. 5 and 6, the retaining portion 69 is opposite to the second rotating portion 66 side in the large diameter area 655 of the through hole 653 so that it can come into contact with the flange portion 672 of the movable insertion portion 67. It is further configured on the side. In this embodiment, the retaining portion 69 has a through hole 691 formed so that the diameter length is between the diameter length of the flange portion 672 and the diameter length of the main body portion 671 of the movable insertion portion 67. is there. Therefore, the portion of the movable insertion portion 67 above the flange portion 672 can pass through the passage hole 691 and protrude from the through hole 653, and the flange portion 672 comes into contact with the peripheral edge of the passage hole 691 for movable insertion. It is possible to prevent the entire portion 67 from being separated from the through hole 653.

As shown in FIGS. 4 to 6, the drive unit 63 of the control device 6 has a motor 631 installed in the base unit 61 of the control device 6 and a second movable insertion portion 67 driven by the motor 631. A pressing portion 632 that presses against the insertion hole 661 of the rotating portion 66 of the above is provided.

As shown in FIG. 6, the pressing portion 632 has a pressing surface 633 that presses the movable insertion portion 67, and a position of the pressing surface 633 that extends obliquely from the peripheral edge of the pressing surface 633 in a direction away from the movable insertion portion 67. It is provided with at least one guide surface 634 formed on at least one side in the rotation direction of the rotating portion 65 of 1. In this embodiment, the guide surfaces 634 are formed on both sides in the direction of rotation.

Since the pressing portion 632 hits the movable insertion portion 67 and presses the pressing portion 632, the pressing portion 632 is likely to be damaged if the operation is repeated. Therefore, in order to extend the service life of the pressing portion 632, in this embodiment, the constituent material of the pressing portion 632 is polyacetal, but other materials having high rigidity and abrasion resistance may be used.

As shown in FIG. 4, the power supply 64 is installed in the installation tank 613 and electrically connects to the drive unit 63 and the unlocking device 7 to provide electric power. In this embodiment, the power source 64 is a dry battery, but any power source 64 may be used as long as it can provide electric power.

In this embodiment, the unlocking device 7 is an unlocking device using RFID (radio frequency identification indexifier), but other unlockable devices can also be used, for example, a general key and a unlock having a keyhole. A locking device can also be used.

When the user is authenticated by the unlocking device 7, the motor 631 drives the pressing portion 632 to insert the movable insertion portion 67 in which the pressing portion 632 is located at the separated position into the insertion hole of the second rotating portion 66. Push to 661 to position it in the articulated position. Then, when the user rotates the handle 4, the first rotating portion 65, the second rotating portion 66, the movable insertion portion 67, and the latch device 5 are rotated to accommodate the latch bolt 51. It can be located in and the door can be opened and closed.

When not certified by the unlocking device 7, the movable insertion portion 67 is pushed by the urging portion 68 and does not insert into the insertion hole 661 of the second rotating portion 66, and a part of the movable inserting portion 65 is not inserted into the insertion hole 661. Since it protrudes from the through hole 653 of the above, even if the user rotates the handle 4, the second rotating portion 66 and the latch device 5 do not rotate, and the latch bolt 51 remains in the locked position. , The door cannot be opened or closed.

Further, when the movable insertion portion 67 is separated from the pressing surface 633 of the pressing portion 632 by the user rotating the handle 4, the movable inserting portion 67 is sandwiched between the first rotating portion 65 and the second rotating portion 66. Therefore, due to the opposite shear stresses from the first rotating portion 65 and the second rotating portion 66 and the frictional force between the first rotating portion 65 and the second rotating portion 66, the urging portion 68 The movable insertion portion 67 does not separate from the insertion hole 661 due to the force of the above. If the movable insertion portion 67 is separated from the insertion hole 661 when the handle 4 is rotated, when the handle 4 is returned to the original position, the movable insertion portion 67 becomes a guide surface 634 of the pressing portion 632. While being abutted, it returns to the pressing surface 633 of the pressing portion 632. Then, the movable insertion portion 67 is pressed again by the pressing portion 632 and can be returned to the articulated position.

According to the above configuration, in the lock device 3 of the present invention, since the control device 6 is installed on the outer surface 21 outside the door plate 2, the control device 3 controls the locking for repair or maintenance. There is no need to remove it from the door plate or insert a tool into the door plate to perform the work, and the number of parts to be removed during repair and maintenance is smaller than that of the conventional locking device, making the work easier and more convenient. .. Further, when converting a lock device having a general key and a key hole into an electronic device, only the control device 6 and the unlocking device 7 are replaced without replacing the latch device 5 in the door plate 2. Just need it.

<Second embodiment>
Since the second embodiment of the present invention has many configurations in common with the first embodiment, detailed description thereof will be omitted here, and only the differences thereof will be described.

FIG. 7 is a perspective view showing a second embodiment of the locking device of the present invention and a door provided with the second embodiment. FIG. 8 is a cross-sectional view of the locking device along lines VIII-VIII of FIG.

In the locking device of this embodiment, as shown in FIGS. 7 and 8, the unlocking device 7 is an unlocking device using a face recognition system.

<Third embodiment>
Since the third embodiment of the present invention has many configurations in common with the first embodiment, detailed description thereof will be omitted here, and only the differences thereof will be described.

FIG. 9 is a perspective view showing a third embodiment of the locking device of the present invention and a door including the third embodiment. FIG. 10 is a cross-sectional view of the locking device along line XX of FIG.

In the locking device of this embodiment, as shown in FIGS. 9 and 10, the unlocking device 7 is a password-type unlocking device.

The locking device of the present invention can be applied to a general door. Moreover, the door equipped with it can be applied to opening and closing a general doorway.

2 Door plate 21 Outer side surface 22 Inner side surface 3 Locking device 4 Handle 5 Latch device 6 Control device 7 Unlocking device 51 Latch bolt 61 Base unit 611 Base 612 Housing 613 Installation tank 62 Control unit 63 Drive unit 631 Motor 632 Pressing unit 633 Pressing Surface 634 Guide surface 64 Power supply 65 First rotating part 651 Main body part 652 Storage tank 653 Through hole 654 Small diameter area 655 Large diameter area 66 Second rotating part 661 Insertion hole 67 Movable insertion part 671 Main body part 672 Flange part 68 Latching Part 69 Stopping part 691 Passing hole L1 First axis L2 Second axis a Rotation direction

Claims (4)

A locking device used for door plates
A latch device provided with a latch bolt that can be switched between a storage position housed in the door plate and a lock position protruding from the door plate when installed on the door plate.
It is installed outside the door plate so that it can be connected to the latch device to operate the switching of the position of the latch bolt, and the base unit for installing on the door plate and the base. A control unit installed in the unit, a control device equipped with, and
It is provided with a handle that is connected to the control unit so that the control unit can be rotated by rotating around the first axis.
The control unit can be connected to or separated from the latch device by the operation of the user.
A first rotating portion that is connected to the handle and is installed in the base unit so that it can rotate with the handle about the first axis as an axis.
The latch device is installed in the base unit so that it can rotate around the first axis, and the latch bolt can be switched between the accommodation position and the lock position by the rotation. The second rotating part connected to,
It comprises only one movable insertion section extending along a second axis that intersects the first axis.
The first rotating portion is formed with a through hole that can guide the movable insertion portion and move it along the second axis.
The second rotating portion is formed with an insertion hole that receives the tip end portion of the movable insertion portion corresponding to the position of the movable insertion portion that moves along the second axis.
The through hole of the first rotating portion extends from the small diameter area on the side of the second rotating portion and the opposite side of the small diameter area to the side opposite to the second rotating portion, and has the diameter length. Has a large diameter area that is larger than the diameter of the small diameter area,
The movable insertion portion has a separation position in which the second rotating portion is not inserted into the insertion hole, a tip portion is inserted into the insertion hole of the second rotating portion, and the remaining portion is the second. It is configured to be housed in the through hole of the rotating portion 1 and in that state, the second rotating portion can be moved to an articulated position capable of rotating together with the first rotating portion. Further, it is provided with a flange portion that can be moved within the large diameter area and has a diameter that projects larger than the diameter of the small diameter area.
Further, the control unit is defined with the flange portion and the small diameter area so that the urging portion can apply a force to move the flange portion to the opposite side to the second rotating portion side. The second rotating portion side in the large diameter area of the through hole so that the retaining portion can come into contact with the flange portion of the movable insertion portion, which is installed between the peripheral wall and the peripheral wall. Further configured on the other side of
A drive unit is installed in the base unit.
The drive unit includes a motor installed in the base unit of the control device, and a pressing portion driven by the motor to press the movable insertion portion into the insertion hole of the second rotating portion. And
The pressing portion is in the rotation direction of the first rotating portion of the pressing surface so as to extend obliquely from the peripheral edge of the pressing surface to the pressing surface that presses the movable insertion portion in a direction away from the movable insertion portion. A locking device comprising at least one guide surface formed on at least one side . In the first rotating portion, a storage tank capable of accommodating the end portion of the second rotating portion separated from the latch bolt is formed at an end portion away from the handle.
The through hole of the first rotating portion is formed in the peripheral wall of the accommodating tank.
The locking device according to claim 1, wherein the insertion hole of the second rotating portion is formed on the end side away from the latch bolt so as to correspond to the through hole. The control device further comprises a power source that provides power to the drive unit.
The base unit of the control device is defined by a base for fixing to the door plate, a housing covering the control unit, the base and the housing, and an installation in which the power supply is installed. The locking device according to claim 1 or 2 , characterized in that it includes a tank. A door comprising a door plate and a lock device according to any one of claims 1 to 3 installed on the door plate.
The door plate has an outer surface facing the outside at the place where the lock device is installed and the door is installed, and an inner surface facing the inside at the place where the door is installed.
A door characterized in that the latch device of the lock device is housed in the door plate, and the control device of the lock device is installed on the outer surface.

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