JP2016188466A - Storage device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a storage device that enables a key desired by a user to be used and therefore enhances convenience.SOLUTION: A key box 1 of the present invention includes: an enclosure 2 having a storage space 10; a storage cover 3 that may be opened/closed on the enclosure 2; dead bolts 12 that move between a locked position and an unlocked position and lock the closed storage cover 3 by moving to the locked position; a movement mechanism 13 that moves the dead bolts 12 between the locked position and the unlocked position; a cylinder lock 14 having an inner cylinder 41 that rotates when a duplicate key inserted into a key hole 42 is rotated; a mechanical driving part 15 that mechanically drives the movement mechanism 13 following the rotation of the inner cylinder 41 of the cylinder lock 14; a control circuit 16 that communicates wirelessly with an external storage medium 57 that stores identification information to receive the identification information, and performs authentication processing of the identification information; and an electric driving part 17 actuated when the control circuit 16 authenticates the identification information, to electrically drive the movement mechanism 13.SELECTED DRAWING: Figure 1

Description

  The present invention relates to a storage device such as a key box that has a storage space in which storage items such as a key can be stored and can be locked in a state in which the storage space is closed.

  Keys of residences, entrances to warehouses, or cars (called storage keys) are stored so that only specific users can use them. However, if there are multiple users, the keys to be stored In the past, a storage device such as a key box that can be stored in the vicinity of a use place such as the entrance of a residence or the entrance of a warehouse has been proposed. The storage device has a storage space in which the stored key can be stored so that the stored key cannot be used by others, and can be locked in a state where the storage space is closed with a storage cover or the like, and the padlock An attachment member such as a shackle is provided so that it cannot be taken out to the place of use. The storage space of the storage device is locked and unlocked by various keys (referred to as storage keys) such as electronic keys.

  For example, in the real estate brokerage support system disclosed in Patent Document 1, the key box (storage device) has a key storage portion (storage space) provided at the lower end portion of the main body, and is housed in the storage port at the lower end surface of the key storage portion. A body-shaped key container (storage cover) is inserted and locked in a retaining state. This key container accommodates a key (stored key) for entering the inside of the building real estate to which the key box is fixed. Then, when the signal processing circuit of the key box receives the unlock signal from the electronic key, the key container can be detached, and the key accommodating part is opened, so that the key can be taken out.

JP 2004-076439 A

  The storage device as described above needs to include a drive mechanism that electrically locks and unlocks the storage cover so that the storage space can be opened by using the electronic key. However, since the storage device is handled by various users, such a storage device is inconvenient for a user who desires to use, for example, a storage key having a blade other than an electronic key.

  On the other hand, some storage devices include a drive mechanism that mechanically locks and unlocks the storage cover so that the storage space can be opened using a storage key having a blade. However, such a storage device is inconvenient for a user who desires to use an electronic key or the like other than a storage key having a blade.

  The present invention has been made to solve the above-described problems, and an object of the present invention is to provide a storage device that can improve the convenience by using keys desired by various users.

  In order to achieve the above-described object, the present invention provides a housing having a storage space therein, and is attached to the housing so as to be openable and closable. The storage space is opened in the open state, and the storage space is closed. A storage cover for closing the storage cover, wherein the storage device is movable in a locked position and an unlocked position, and is moved to the locked position with respect to the closed storage cover. A cylinder having a dead bolt that locks the storage cover, a moving mechanism that moves the dead bolt between the locking position and the unlocking position, and an inner cylinder that can be rotated by rotating the key inserted in the key hole. The identification information is received by wireless communication with a lock, a mechanical drive unit that mechanically drives the moving mechanism by following rotation of the inner cylinder of the cylinder lock, and an external storage medium that stores identification information. And a control circuit that performs authentication processing of the received identification information, and an electric drive unit that operates when the control circuit authenticates the identification information to electrically drive the moving mechanism. It is characterized by.

  With this feature, the storage device can use both a key having a blade and an external storage medium such as an electronic key as a storage key for locking and unlocking the storage cover. Accordingly, it is possible to provide a storage device that can use keys desired by various users to improve convenience. In addition, both a mechanical drive unit that is driven when using a key having a blade and an electric drive unit that is driven when using an external storage medium such as an electronic key drive one moving mechanism to generate one dead. Since the bolt is moved, a configuration having both a mechanical drive mechanism and an electrical drive mechanism can be realized with a simple configuration without increasing the size.

  Further, in the storage device according to the present invention, the moving mechanism includes a movable member that is movably attached in a second direction that intersects a first direction that is a moving direction of the dead bolt, and the movable member includes: A first guide groove extending from one end side in the first direction and one end side in the second direction to the other end side in the first direction and the other end side in the second direction; The mechanical drive unit having one end projecting toward one end in the first direction when moving to the locking position, and the other end pivotally supported by the first guide groove of the movable member; Moves the movable member to one end side in the second direction when the cylinder lock is unlocked, and the electric drive unit operates when the control circuit authenticates the identification information. Moving the movable member toward one end in the second direction; The good features.

  By providing this feature, in the storage device, the moving mechanism can be realized with a simple configuration using the movable member as described above.

  Further, in the storage device according to the present invention, the mechanical drive unit includes a cylindrical member that is coaxial with the inner cylinder of the cylinder lock, and a movable shaft that is attached in a radial direction of the cylindrical member, Two second guide grooves extending obliquely with respect to the axial direction and the circumferential direction of the cylindrical member are formed on the outer peripheral surface of the cylindrical member, and both ends of the movable shaft in the first direction are The second guide groove may be inserted into the second guide groove and pivotally supported so as not to rotate, and one end of the movable member in the second direction may be connected to the movable shaft.

  By providing this feature, the storage device can realize the mechanical drive unit for driving the movable member as described above with a simple configuration.

  Further, in the storage device according to the present invention, the electric drive unit includes a motor, a cam whose movement direction is the second direction, and a gear that transmits the power of the motor to the cam. The cam may be in contact with the other end side in the second direction of the moving mechanism, and may move the movable member in the second direction according to rotation.

  By including this feature, the storage device can realize the electric drive unit for driving the movable member as described above with a simple configuration.

  According to the present invention, it is possible to provide a storage device that can use a key desired by a user to improve convenience.

It is a perspective view which shows the state which removed the storage cover of the storage apparatus which concerns on one Embodiment of this invention. It is a perspective view which shows the external shape of the storage apparatus which concerns on one Embodiment of this invention. It is a front view which shows the state which removed the storage cover and circuit cover of the storage apparatus which concern on one Embodiment of this invention. It is sectional drawing which looked at the storage apparatus which concerns on one Embodiment of this invention from the front. It is sectional drawing which looked at the storage apparatus which concerns on one Embodiment of this invention from the right side. It is sectional drawing which looked at the storage apparatus which concerns on one Embodiment of this invention from the left side. It is a bottom view which shows the storage apparatus which concerns on one Embodiment of this invention. It is sectional drawing which looked at the storage apparatus which concerns on one Embodiment of this invention from upper direction. It is a front view which shows the movable plate of the storage apparatus which concerns on one Embodiment of this invention. It is a front view which shows the mechanical drive part of the storage apparatus which concerns on one Embodiment of this invention. It is a block diagram which shows the control circuit of the storage apparatus which concerns on one Embodiment of this invention.

  A key box as a storage device according to an embodiment of the present invention will be described with reference to the accompanying drawings. 1 and 2 are perspective views showing a key box according to one embodiment of the present invention, FIG. 3 is a front view showing the key box according to one embodiment of the present invention, and FIGS. 4 to 6 and FIG. FIG. 7 is a sectional view showing an internal configuration of a key box according to an embodiment of the present invention, and FIG. 7 is a bottom view showing the key box according to the embodiment of the present invention. In the present embodiment, the key box is described with reference to the front-rear direction, the left-right direction (first direction), and the up-down direction (second direction) indicated by arrows in each figure. The direction changes according to the usage situation.

  In the present embodiment, the key box 1 (storage device) includes a substantially box-shaped casing 2, a storage cover 3 that can be opened and closed on the lower front of the casing 2, and a detachable attachment on the upper part of the casing 2. An inverted U-shaped shackle 4 (attachment member), a circuit cover 5 attached to the upper front of the housing 2, and a terminal cover 6 attached to the upper end of the circuit cover 5 so as to be openable and closable. Two strike members 7 projecting rearward are attached to the left and right sides of the storage cover 3, and each strike member 7 is formed with a receiving hole 8 penetrating in the left-right direction. In a state where the storage cover 3 is closed, each strike member 7 is provided at the same position in the vertical direction as each dead bolt 12 described later, and each receiving hole 8 is provided at the same position in the front and rear direction as each dead bolt 12. It is done.

  The housing 2 has an opening at the lower front portion, and a storage space 10 is provided from the opening to the inside. The storage cover 3 is attached so as to open or close the storage space 10. Two insertion holes 11 are formed on the upper surface of the housing 2, and both end portions of the shackle 4 are inserted into the two insertion holes 11 and attached.

  Inside the housing 2 are two dead bolts 12, a moving mechanism 13, a cylinder lock 14, a mechanical drive unit 15, a control circuit 16, an electric drive unit 17, and a battery box 18. The shackle locking / unlocking mechanism 20 (attachment member locking / unlocking mechanism) is provided. The housing 2 includes an inner cover (not shown) and a battery cover (not shown) as a rear wall of the storage space 10, and includes two dead bolts 12, a moving mechanism 13, and a cylinder lock 14. Although arranged so as to cover the mechanical drive unit 15 and the battery box 18, FIGS. 1, 3 and 4 show a state in which the inner cover and the battery cover are removed. Further, the control circuit 16 is covered with the circuit cover 5, the electric drive unit 17 is arranged behind the control circuit 16, and the shackle locking / unlocking mechanism 20 is arranged behind the electric drive unit 17 and partly ( An operation member 65, which will be described later, extends to the storage space 10.

  The two dead bolts 12 are for locking and unlocking the storage cover 3 with respect to the housing 2, have a shape extending in the left-right direction, and are juxtaposed on the left and right sides in the vicinity of the center in the vertical direction of the housing 2. The Each dead bolt 12 is attached to the moving mechanism 13 so as to be movable in the left-right direction (first direction), and is separated from the left and right inner walls of the housing 2 and the locking position close to the left and right inner walls of the housing 2. Move to and from the unlocked position. That is, the left deadbolt 12 moves to the locking position by moving to the left side, and the outer (left) end protrudes to the left side, and moves to the unlocking position by moving to the right side to move to the outer side (left side). It operates so that the end of is pulled. Similarly, the dead bolt 12 on the right side moves to the locking position by moving to the right side, and the outer (right side) end (one end) protrudes to the right side, and moves to the unlocking position by moving to the left side. Then, the outer (right side) end portion (one end portion) operates so as to be drawn. In addition, an end (other end) on the inner side (right side) of the left dead bolt 12 and an end (other end) on the inner side (left side) of the right dead bolt 12 are connected to the moving mechanism 13 (movable plate 22 described later). ). In addition, in order to support the center part of each dead bolt 12, the support hole 21 penetrated in the left-right direction is attached to the housing | casing 2 in the both right and left sides of the movable plate 22 mentioned later, and each dead bolt 10 is a support hole. The movement in the up-down direction is regulated by being fitted to the No. 21.

  The moving mechanism 13 includes a movable plate 22 (movable member), two first springs 23, and two lock members 24, and is provided in the center of the housing 2.

  As shown in FIG. 9, the movable plate 22 is formed in a plate shape extending in the left-right direction and the up-down direction, and is movable in the up-down direction (second direction) intersecting the left-right direction that is the moving direction of the dead bolt 12. It attaches to the housing | casing 2 so that it may become. The movable plate 22 has two first guide grooves 25 arranged side by side in the left-right direction, and each first guide groove 25 has an outer side in the left-right direction (one end side in the first direction) and a lower side (second direction). Is formed so as to extend from the one end side to the inner side in the left-right direction (the other end side in the first direction) and the upper side (the other end side in the second direction). That is, the left first guide groove 25 is formed to extend obliquely from the left side and the lower side toward the right side and the upper side, and the right first guide groove 25 is formed from the right side and the lower side to the left side and the upper side. And extending obliquely toward the surface. Further, a regulation groove 26 extending only downward is formed at the lower part of each first guide groove 25.

  In addition, a connected portion 27 that protrudes downward from the center in the left-right direction and two first spring receiving portions 30 that protrude downward on both the left and right sides of the connected portion 27 are formed at the lower portion of the movable plate 22. The For example, the coupled portion 27 is formed with an engagement hole 28 extending in the vertical direction. Further, the upper portion of the movable plate 22 protrudes upward from the center in the left-right direction and bends forward and has a flat upper surface in the left-right direction, and is cut on both the left and right sides of the cam contact portion 31. A locked portion 32 that is an edge that is flat in the left-right direction is formed. Further, support grooves 33 and 34 extending in the vertical direction are formed in the movable plate 22, and support shafts 35 and 36 provided in the housing 2 are inserted into the support grooves 33 and 34, respectively.

  The two first springs 23 are provided below the movable plate 22 so as to bias the movable plate 22 upward, and the lower ends of the first springs 23 are fixed to the housing 2. The upper end is attached to each first spring receiving portion 30 of the movable plate 22.

  The two lock members 24 are respectively provided on the left and right sides of the movable plate 22 on the rear side of the dead bolt 12 and the movable plate 22 and are biased forward by a biasing member (not shown) such as a spring. Each lock member 24 has an operation piece 37 and a locking piece 38 and is integrally formed.

  The operation piece 37 of each lock member 24 has a shape extending in the vertical direction, and one end (upper end) of each operation piece 37 is coupled to each locking piece 38 and the other end ( The lower end is disposed at a vertical position corresponding to each strike member 7 when the storage cover 3 is closed. When the storage cover 3 is closed, the operation pieces 37 are pressed backward by the strike members 7, so that the lock members 24 resist the biasing force of a biasing member (not shown). Move backwards.

  The locking piece 38 of each lock member 24 has a shape extending inward in the left-right direction from the coupling portion with each operation piece 37. Each locking piece 38 is disposed at a position in the left-right direction corresponding to each locked portion 32 of the movable plate 22 and is positioned at a position overlapping with each locked portion 32 when the movable plate 22 moves upward. The When each movable piece 22 moves downward and each latched portion 32 of the movable plate 22 moves below each latch piece 38, each lock member 24 is urged by a biasing member (not shown). 1), each locking piece 38 locks each locked portion 32, that is, each lock member 24 locks the movement of the movable plate 22 upward ( Regulated).

  The cylinder lock 14 includes an outer cylinder 40 and an inner cylinder 41 accommodated in the outer cylinder 40, and the inner cylinder 41 is rotated by rotating a combination key inserted in a key hole 42 provided on the bottom surface of the inner cylinder 41. It is configured to be rotatable. The cylinder lock 14 is attached to the lower portion of the casing 2 such that the keyhole 42 is positioned at the approximate center of the bottom surface of the casing 2 and the rotation axis of the inner cylinder 41 is in the vertical direction. An engaging portion 43 for engaging with the mechanical drive portion 15 is provided at the upper end of the inner cylinder 41 of the cylinder lock 14.

  The mechanical drive unit 15 includes a cylindrical member 44, two shaft support units 45, a movable shaft 46, and a connecting member 47, and is provided above the cylinder lock 14 and below the moving mechanism 13.

  The cylindrical member 44 is pivotally supported on the housing 2 so as to be rotatable coaxially with the rotation axis of the inner cylinder 41 of the cylinder lock 14. As shown in FIG. 10, an engaged portion 48 that engages with the engaging portion 43 of the inner cylinder 41 of the cylinder lock 14 is formed on the bottom surface of the cylindrical member 44. Further, two second guide grooves 50 extending obliquely with respect to the axial direction and the circumferential direction of the cylindrical member 44 are formed on the outer peripheral surface of the cylindrical member 44. The second guide groove 50 is, for example, as viewed from above. It is formed so as to extend upward as it advances counterclockwise.

  The two shaft support portions 45 are provided so as to extend in the vertical direction on the left and right sides of the cylindrical member 44, and, for example, a groove portion is formed on the inner side in the horizontal direction.

  Both ends of the movable shaft 46 are inserted into the two second guide grooves 50, penetrate the cylindrical member 44 in the radial direction, and both ends are pivotally supported by the two shaft support portions 45. As a result, the movable shaft 46 is maintained in a state where the rotation of the cylindrical member 44 in the rotational direction is restricted by the two shaft support portions 45 and the axial direction is set to the left-right direction, and the two shaft support portions 45 and 2 are maintained. It becomes possible to move in the vertical direction along the two second guide grooves 50.

  The connecting member 47 has a shape extending in the vertical direction, and is disposed inside the cylindrical member 44. The connected portion 27 of the movable plate 22 is attached to the upper end of the connecting member 47, and the movable shaft 46 is fixed to the lower end of the connecting member 47, and the connecting member 47 moves following the movable shaft 46. For example, when the connecting member 47 moves downward, the connected portion 27 is driven to move downward. However, when the connecting member 47 moves upward, the connected portion 27 is not driven. Is done. For example, the connecting member 47 has an internal space in which the connected portion 27 can be inserted in the vertical direction, and the upper end of the connecting member 47 is engaged with the engaging hole 28 of the connected portion 27 so that the connected portion 27 is moved. Attach it while it is secured. According to this configuration, when the connected portion 27 moves upward, the connecting member 47 follows the connected portion 27 and moves upward.

  In the mechanical drive unit 15, the movable shaft 46 moves in the vertical direction along the two second guide grooves 50 according to the rotation of the cylindrical member 44, and according to the vertical movement of the movable shaft 46, The connecting member 47 itself moves in the vertical direction, and the movable plate 22 is driven to move in the vertical direction.

  For example, as illustrated in FIG. 11, the control circuit 16 includes a processor 51 such as a CPU, a memory 52, and an antenna 53, and is provided on the upper portion of the housing 2. The memory 52 stores identification information necessary to allow the housing cover 3 to be locked and unlocked. The control circuit 16 includes a communication unit 54, an authentication unit 55, and a drive control unit 56.

  The communication unit 54 is connected to the antenna 53 and receives the identification information from the external storage medium 57 by wirelessly communicating with the external storage medium 57 storing the identification information through the antenna 53. The authentication unit 55 compares the identification information (reception identification information) received by the communication unit 54 with the identification information (registered identification information) stored in the memory 52 to determine whether the reception identification information is valid. Process. The drive control unit 56 instructs the electric drive unit 17 to unlock when the authentication unit 55 authenticates the reception identification information. The communication unit 54, the authentication unit 55, and the drive control unit 56 may be independent circuits, or may be programs stored in the memory 52 and executed by the processor 51.

  The external storage medium 57 stores identification information in a memory (not shown) or the like, such as an IC card, a mobile device such as a mobile phone, a smartphone, or a tablet, and wirelessly communicates with the communication unit 54 of the control circuit 16. Any medium that can communicate can be used, and a medium that can rewrite the identification information is preferable. The external storage medium 57 communicates with, for example, a server 58 operated by an administrator of identification information, and when the administrator permits the use of the identification information, the identification information with an expiration date is distributed from the server 58. The

  The control circuit 16 is activated by pressing an activation button 60 provided on the front surface of the housing 2, the communication unit 54 becomes communicable with the external storage medium 57, and the drive control unit 56 instructs to unlock. Or after a predetermined time elapses without communication with the external storage medium 57.

  The electric drive unit 17 is an electric actuator that moves the movable plate 22 of the moving mechanism 13 in the vertical direction. For example, the motor 61, a ball screw 62 connected coaxially with the rotation shaft of the motor 61, and the ball screw 62 A plurality of gears 63 meshed with each other so as to transmit the rotation, and a cam 64 connected coaxially with the rotation shaft of the gear 63 provided at the end. The ball screw 62 and the plurality of gears 63 are gears for transmitting the power of the motor 61 to the cam 64. The rotation axes of the motor 61 and the ball screw 62 are parallel to the vertical direction, the rotation axes of the plurality of gears 63 and the cam 64 are parallel to the front-rear direction, and the movement direction of the cam 64 is parallel to the vertical direction. The motor 61, the ball screw 62, the plurality of gears 63, and the cam 64 are arranged such that the cam 64 contacts the cam contact portion 31 of the movable plate 22.

  The cam 64 has a long oval shape, and when the movable plate 22 moves upward (when each dead bolt 12 is in the locked position), the long direction is the same as the left-right direction. Further, the cam contact portion 31 is pressed downward to move the movable plate 22 downward by rotating so that the longitudinal direction extends in the vertical direction.

  The battery box 18 is provided in the lower part of the housing | casing 2, for example, is equipped so that a battery can be mounted in the right-and-left both sides of the cylinder lock 14 and the mechanical drive part 15, respectively. The battery box 18 is electrically connected to the control circuit 16 and the electric drive unit 17, and supplies power of the mounted battery to the control circuit 16 and the electric drive unit 17. Note that a terminal (not shown) that can be connected to a square battery is provided at the upper front end of the housing 2, and this terminal is normally covered by the terminal cover 6 and is connected to the terminal 2. This terminal is exposed by opening the cover 6. Similarly to the battery box 18, this terminal is also electrically connected to the control circuit 16 and the electric drive unit 17, and the electric power of the square battery connected through this terminal is supplied to the control circuit 16 and the electric drive unit. 17 is supplied.

  The shackle locking / unlocking mechanism 20 is for locking / unlocking the shackle 4 inserted and attached to the insertion hole 11, and includes an operation member 65, a shaft 66, a claw plate 67, and two second springs 68. , Provided at the top of the housing 2. In addition, the to-be-latched groove 70 is formed in the outer periphery in the both ends of the shackle 4. FIG.

  The operation member 65 is formed in a substantially inverted L shape, and the inverted L-shaped vertical portion extends upward from the center in the vertical direction along the left inner wall of the housing 2. An inverted L-shaped lateral portion of the operating member 65 extends from the left inner wall of the housing 2 to the right side, and the right end is bent downward. A protruding portion 72 that protrudes is formed. Two shaft holes 71 that are coaxial in the horizontal direction are formed in the upper portion of the operation member 65 in the inverted L-shaped vertical portion and the bent portion of the horizontal portion. A shaft 66 pivotally supported by the housing 2 is attached to the two shaft holes 71, that is, an operation member 65 is rotatably attached about the shaft 66 as a rotation axis.

  The claw plate 67 is a plate-like member having a width longer than the width of the shackle 4 in the left-right direction and extending in the front-rear direction and the left-right direction, and is attached to the upper end of the protruding portion 72 of the operation member 65. At the rear end of the nail plate 67, two locking grooves 73 are formed at positions corresponding to the insertion holes 11 at the same interval as both ends of the shackle 4, and two second grooves are formed at the front end of the nail plate 67. A spring receiving portion 74 is formed. The front ends of the two second springs 68 are fixed to the inner wall on the front side of the housing 2, and the rear ends are attached to the two second spring receiving portions 74.

  In the shackle locking / unlocking mechanism 20 described above, the claw plate 67 is urged rearward by the two second springs 68, and the two locking grooves 73 of the claw plate 67 are formed in the shackle 4 inserted into the insertion hole 11. The shackle 4 is locked by locking the locked grooves 70 at both ends. Therefore, by attaching the shackle 4 to the door knob or hook near the use place such as the entrance of the house or the entrance of the warehouse, the key box 1 can be attached so that it cannot be taken out. In the shackle locking / unlocking mechanism 20, the operation member 65 can be operated with the storage cover 3 opened, and when the operation member 65 is pressed backward, the claw plate 67 resists the urging force of the two second springs 68. Then, it moves forward, the locking of each locked groove 70 by the two locking grooves 73 is released, and the shackle 4 is unlocked.

  Next, in the key box 1 having such a configuration, an operation of unlocking the storage cover 3 using a key is described.

  First, the key box 1 is in a state in which the storage cover 3 is closed and the dead bolt 12 is moved to the locking position and fitted in the receiving hole 8 of the strike member 7, that is, the storage cover 3 is locked. State.

  When a key is inserted into the key hole 42 of the cylinder lock 14 with respect to the key box 1 in such a state and rotated clockwise in a downward view (counterclockwise in an upward view), the inner cylinder 41 of the cylinder lock 14 is also moved upward. Rotates counterclockwise visually.

  Here, since the engaging portion 43 provided on the upper end of the inner cylinder 41 of the cylinder lock 14 is engaged with the engaged portion 48 provided on the bottom surface of the cylindrical member 44 of the mechanical drive unit 15, the cylinder In response to the rotation of the inner cylinder 41 of the lock 14, the cylindrical member 44 of the mechanical drive unit 15 also rotates counterclockwise when viewed from above.

  In accordance with the rotation of the cylindrical member 44, the movable shaft 46 of the mechanical drive unit 15 moves downward along the two second guide grooves 50. Here, since the movable shaft 46 is connected to the connected portion 27 of the movable plate 22 of the moving mechanism 13 via the connecting member 47, the movable plate 22 also moves downward as the movable shaft 46 moves downward. And move.

  When the movable plate 22 moves downward, the dead bolts 12 move inward in the left-right direction along the first guide grooves 25 of the movable plate 22 and come out of the receiving holes 8 of the strike member 7 and unlock. Move to position. Further, when each dead bolt 12 moves to the unlocking position, each locked portion 32 of the movable plate 22 moves below the locking piece 38 of each locking member 24 in the moving mechanism 13. 24 moves forward by a biasing force of a biasing member (not shown). Each locked portion 32 is locked by each locking piece 38, and the upward movement of the movable plate 22 is locked (restricted) by each locking member 24.

  In this manner, in the key box 1, each dead bolt 12 is moved to the unlocked position.

  Next, the operation of unlocking the storage cover 3 using the external storage medium 57 storing the identification information in the key box 1 having such a configuration will be described.

  In the key box 1 with the storage cover 3 locked as described above, when the activation button 60 of the housing 2 is pressed, the control circuit 16 is activated and the communication unit 54 can communicate with the external storage medium 57. Become.

  Here, when the external storage medium 57 is brought close to the key box 1 (particularly near the upper portion of the housing 2 where the control circuit 16 is provided), the communication unit 54 receives the identification information from the external storage medium 57 in the control circuit 16. To do. When the authentication unit 55 authenticates this reception identification information, the drive control unit 56 instructs the electric drive unit 17 to unlock.

  The electric drive unit 17 rotationally drives the motor 61 in response to an unlocking instruction from the control circuit 16 (drive control unit 56). When the motor 61 rotates, the ball screw 62 connected to the motor 61 also rotates, and the plurality of gears 63 meshed with the ball screw 62 also rotate, and the power of the motor 61 is connected to the cam 64 connected to the terminal gear 63. Is transmitted to. Then, the cam 64 rotates so that the longitudinal direction extends in the vertical direction, and the cam contact portion 31 of the movable plate 22 is pressed downward to move the movable plate 22 downward.

  Since the operation | movement at the time of the movable plate 22 moving below is the same as the operation | movement which unlocks the storage cover 3 using the above key combination, description is abbreviate | omitted.

  Next, the operation of locking the storage cover 3 in the key box 1 having such a configuration will be described.

  First, the key box 1 is in a state where the storage cover 3 is opened and the dead bolt 12 is moved to the unlocked position, that is, the storage cover 3 is unlocked. The movable plate 22 is moved downward, and the locking pieces 38 of the lock members 24 are positioned above the locked portions 32 of the movable plate 22 to lock the locked portions 32. doing. That is, the upward movement of the movable plate 22 is locked (restricted) by the lock members 24.

  In such a state, when the storage cover is closed, the operation pieces 37 are pressed backward by the strike members 7 and the lock members 24 are moved backward. Thereby, the latching of each latched portion 32 of the movable plate 22 by the latching piece 38 of each lock member 24 is released. The movable plate 22 is biased upward by the first springs 23 and moves upward.

  When the movable plate 22 moves upward, each dead bolt 12 moves to the outside in the left-right direction along each first guide groove 25 of the movable plate 22 and fits into the receiving hole 8 of the strike member 7. To move to the locked position. At this time, each dead bolt 12 enters the restriction groove 26 of each first guide groove 25, and movement in the left-right direction is restricted. Further, since each strike member 7 presses each operation piece 37 rearward, each lock member 24 is positioned on the rear side of the movable plate 22 against the biasing force of a biasing member (not shown). Maintained.

  In this manner, in the key box 1, each dead bolt 12 is moved to the locked position.

  As described above, the key box 1 according to the present embodiment is attached to the housing 2 having the storage space 10 inside and the housing 2 so as to be openable and closable, and opens the storage space 10 in the open state. And a storage cover 3 that closes the storage space 10 in a state where the storage device is movable between a locked position and an unlocked position, and moves to the locked position with respect to the closed storage cover 3 Thus, the dead bolt 12 that locks the storage cover 3, the moving mechanism 13 that moves the dead bolt 12 between the locked position and the unlocked position, and the joint key inserted into the key hole 42 can be rotated. A cylinder lock 14 having an inner cylinder 41, a mechanical drive unit 15 that mechanically drives the moving mechanism 13 following the rotation of the inner cylinder 41 of the cylinder lock 14, an external storage medium 57 that stores identification information, and nothing A control circuit 16 that communicates to receive identification information and performs authentication processing of the received identification information, and an electric drive that operates when the control circuit 16 authenticates the identification information to electrically drive the moving mechanism 13 Unit 17.

  With this configuration, the key box 1 can use both the key having the blade and the external storage medium 57 such as an electronic key as a storage key for locking and unlocking the storage cover 3. Therefore, the key box 1 is provided which can use keys desired by various users and has improved convenience. Further, both the mechanical drive unit 15 that is driven when using a key having a blade and the electric drive unit 17 that is driven when using an external storage medium 57 such as an electronic key drive one moving mechanism 13. Therefore, a configuration having both a mechanical drive mechanism and an electrical drive mechanism can be realized with a simple configuration without increasing the size.

  Further, in the key box 1 according to the present embodiment, the moving mechanism 13 is attached so as to be movable in the vertical direction (second direction) intersecting the horizontal direction (first direction) that is the moving direction of the dead bolt 12. The movable plate 22 includes a movable plate 22 (movable member). The movable plate 22 extends from the outer side in the left-right direction (one end side) and the lower side in the vertical direction (one end side) to the inner side in the left-right direction (other end side) and the upper side in the vertical direction A first guide groove 25 extending to the end side), and the dead bolt 12 is formed in one end projecting outward in the left-right direction when moving to the locking position, and in the first guide groove 25 of the movable plate 22. The mechanical drive unit 15 moves the movable plate 22 downward in the vertical direction when the cylinder lock 14 is unlocked, and the electric drive unit 17 The movable plate 2 operates when the circuit 16 authenticates the identification information. Move to the vertical direction of the lower.

  With such a configuration, in the key box 1, the moving mechanism 13 can be realized with a simple configuration using the movable plate 22 as described above.

  In the key box 1 according to the present embodiment, the mechanical drive unit 15 includes a cylindrical member 44 that is coaxial with the inner cylinder 41 of the cylinder lock 14, and a movable shaft 46 that is attached so as to penetrate in the radial direction of the cylindrical member 44. , And two second guide grooves 50 extending obliquely with respect to the axial direction and the circumferential direction of the cylindrical member 44 are formed on the outer peripheral surface of the cylindrical member 44. The lower end (one end) in the vertical direction of the movable plate 22 is connected to the movable shaft 46 while being inserted into the two second guide grooves 50 and supported rotatably.

  With this configuration, in the key box 1, the mechanical drive unit 15 for driving the movable plate 22 as described above can be realized with a simple configuration.

  In the key box 1 according to the present embodiment, the electric drive unit 17 includes a motor 61, a cam 64 whose movement direction is the vertical direction, a ball screw 62 that transmits the power of the motor 61 to the cam 64, and a plurality of them. The cam 64 is in contact with the upper side of the moving mechanism 13 in the vertical direction, and moves the movable plate 22 in the vertical direction according to the rotation.

  With such a configuration, in the key box 1, the electric drive unit 17 for driving the movable plate 22 as described above can be realized with a simple configuration.

  The storage device such as the key box of the present invention can be used to store various storage items that are allowed to be used only by a specific user, such as the entrance of a residence, the entrance of a warehouse, or a combined key of an automobile or the like. is there.

  Moreover, since the above description of each embodiment of the present invention describes a preferred embodiment of the storage device according to the present invention, there may be various technically preferable limitations. The technical scope of the present invention is not limited to these embodiments unless specifically described to limit the present invention. That is, the above-described components in the embodiment of the present invention can be appropriately replaced with existing components and the like, and various variations including combinations with other existing components are possible. The description of the embodiment of the present invention described above does not limit the contents of the invention described in the claims.

1 Key box (storage device)
DESCRIPTION OF SYMBOLS 2 Housing | casing 3 Storage cover 4 Shackle 7 Strike member 10 Storage space 12 Dead bolt 13 Movement mechanism 14 Cylinder lock 15 Mechanical drive part 16 Control circuit 17 Electric drive part 20 Shackle locking / unlocking mechanism 22 Movable plate (movable member)
23 First spring 24 Lock member 25 First guide groove 26 Restriction groove 37 Operation piece 38 Locking piece 41 Inner cylinder 42 Key hole 44 Cylindrical member 46 Movable shaft 47 Connecting member 50 Second guide groove 54 Communication unit 55 Authentication unit 56 Drive control Section 57 External storage medium 61 Motor 62 Ball screw 63 Gear 64 Cam

Claims (4)

A housing having a storage space inside;
A storage device that is attached to the housing so as to be openable and closable, opens the storage space in an open state, and closes the storage space in a closed state;
A dead bolt that is movably provided in a locked position and an unlocked position, and that locks the storage cover by moving to the locked position with respect to the closed storage cover;
A moving mechanism for moving the deadbolt between the locking position and the unlocking position;
A cylinder lock having an inner cylinder that can be rotated by rotating a joint key inserted in the keyhole;
A mechanical drive unit that mechanically drives the moving mechanism by following the rotation of the inner cylinder of the cylinder lock;
A control circuit that wirelessly communicates with an external storage medium that stores identification information and receives the identification information, and performs authentication processing of the received identification information;
A storage device comprising: an electric drive unit that operates when the control circuit authenticates the identification information to electrically drive the moving mechanism. The moving mechanism includes a movable member that is movably attached in a second direction that intersects a first direction that is a moving direction of the dead bolt, and the movable member includes one end side in the first direction and the first direction. A first guide groove extending from one end side in two directions to the other end side in the first direction and the other end side in the second direction;
The deadbolt has one end projecting toward one end in the first direction when moving to the locking position, and the other end pivotally supported by the first guide groove of the movable member. ,
The mechanical drive unit moves the movable member to one end side in the second direction when the cylinder lock is unlocked,
2. The storage device according to claim 1, wherein the electric drive unit is activated when the control circuit authenticates the identification information to move the movable member to one end side in the second direction. . The mechanical drive unit includes a cylindrical member that is coaxial with the inner cylinder of the cylinder lock, and a movable shaft that is attached so as to penetrate in a radial direction of the cylindrical member,
On the outer peripheral surface of the cylindrical member, two second guide grooves extending obliquely with respect to the axial direction and the circumferential direction of the cylindrical member are formed,
Both ends of the movable shaft in the first direction are inserted into the two second guide grooves and pivotally supported so as not to rotate.
The storage device according to claim 2, wherein one end of the movable member in the second direction is connected to the movable shaft. The electric drive unit is
A motor,
A cam having the second direction as a movement direction;
A gear for transmitting the power of the motor to the cam,
The storage device according to claim 2, wherein the cam is in contact with the other end side in the second direction of the moving mechanism, and moves the movable member in the second direction according to rotation. .

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