JP3808875B2 - Drawer lock device - Google Patents

Description

  The present invention relates to a drawer lock device for a housing such as furniture, and more particularly to a lock device configured to be unlocked when a specific operation cannot be easily performed from the outside and a specific operation is performed.

  In a container such as a wooden furniture such as a chiffon used in a general household or a steel furniture used in an office, a plurality of drawers are usually arranged side by side vertically or vertically and horizontally. Folk art-like furniture, which has been attracting attention in recent years, has a plurality of large and small drawers arranged in the top, bottom, left and right side, which are equipped with decorative fittings and handles with excellent design on the front.

  Conventionally, in order to protect valuables and expensive items stored in the drawer, a lock device is often provided on the front surface of the drawer. A general locking device is constituted by a locking portion attached to a front plate of a drawer portion, and a key is inserted from the outside into a key hole provided in the locking portion to lock or release the locking device. As such a locking device, for example, Patent Document 1 and Patent Document 2 are known.

  In Patent Document 1, in a furniture having a plurality of drawers, when any one drawer is pulled out, the other drawers cannot be pulled out, and a large number of drawers are pulled out at a time so that the furniture falls down. A locking device which is not to be described is described. Patent Document 2 describes a lock device that can easily close a drawer portion of a furniture having a plurality of drawer portions even if the drawer portion is locked while being opened.

Japanese Patent Laid-Open No. 2000-282737 JP 9-317294 A

  However, since the lock device described in Patent Document 1 or Patent Document 2 is provided in a state where the keyhole of the locking portion can be identified on the front surface of the container, there is a security problem. For example, a third party who obtains the key can easily unlock and take out the contents in the drawer. Even when there is no key, it is easy to release or destroy the lock mechanism by inserting a tool from the keyhole.

  On the other hand, purchasers of expensive folk art-like furniture often demand hobbies, and in addition to the quality of the decorative metal fittings on the front of the furniture, they often demand a clearness such as a mechanism that satisfies playfulness. Therefore, it is possible to add high added value to folk art-like furniture by incorporating not only the locking device provided on the front of the furniture, but also a mechanism with high crispness, etc. I can't find anything.

  Then, this invention makes it a subject to provide the drawer | drawing-out part locking device which has high security property and also had the outstanding clearness property.

The first drawer lock device according to the present invention for solving the above-described problems is a drawer lock device for a container 1 having a plurality of drawers, and a plurality of drawers arranged side by side in the lateral direction, A lock groove 13 formed in the bottom plate of the drawer, a laterally elongated insertion groove 23 formed in the shelf plate 8 of the container 1, an elongated drive body 14 disposed in the insertion groove 23, and the drive body 14 A spring body 38 that moves up and down with respect to the shelf board 8, and the depth of one of the plurality of drawers (the other drawer 3) is shallower than the depth of the container 1. When the drawer portion (the other drawer portion 3) is pushed deeper than the normal closed position, the drive body 14 is withdrawn into the insertion groove 23, whereby the lock of the specific drawer portion 2 is released. (Claim 1) .

In addition, the second drawer lock device of the present invention is a drawer lock device for a container 1 having a plurality of drawers arranged in parallel in the lateral direction. 3), a specific drawer portion 2 having a smaller plane area than the one drawer portion, and a U-shaped portion provided on the bottom plate 2d of the specific drawer portion 2 and having one end continuous to the end portion of the bottom plate. A long and narrow guide groove 25, a hook portion 26 provided on the shelf plate 8 of the container 1 and hooked on the guide groove 25, and a shielding plate 24 fixedly provided on the front side of the specific drawer portion 2. The one drawer part (other drawer part 3) is completely pulled out from the container 1, and the one drawer part (other drawers) is moved by moving the specific drawer part 2 along the guide groove 25. Part 3) is pulled out and the specific drawer part 2 is pulled out into an empty area 11 Accordingly, characterized in that it is configured to draw the specific pull-out section 2 in front (claim 2).

In the second locking device, the specific drawer 2 is inserted between the specific drawer 2 and the shielding plate 24 when the specific drawer 2 is in the accommodated state in the container 1. It can be set as the structure provided with the barbed lock 28 which locks the back-and-forth movement of this (claim 3).

In the second locking device, two sets of the guide groove 25 and the engaging portion 26 can be provided (claim 4).

Furthermore, the 3rd locking device of this invention is arrange | positioned in the drawer part locking device of the container 1 which has a several drawer part in the front surface of the several drawer part arranged in parallel with the horizontal direction, and the specific drawer part 2 The cover body 34, the open / close door 31 provided on the front surface of the other drawer 3, and the shelf plate 8 of the container 1 are arranged vertically, and one end of the cover body 34 is attached to the shelf body 34. And a rotatable driving body 14 that is locked in a locked state. When the opening / closing door 31 is in the closed position, the driving body 14 abuts on an end thereof to prevent rotation, and the opening / closing door 31 is opened. The cover body 34 is unlocked when the cover body 34 is unlocked, and the drawer operation of the specific drawer portion 2 can be performed (Claim 5).

In the third locking device, the specific drawer portion 2 is configured to have a shorter length than the other drawer portions 3, and sandwiches the specific drawer portion 2 with a shield 37 disposed on the front side thereof. A pair of locking grooves 41 provided on the scallop 7 and the partition plate 22 for locking both ends of the shielding body 37; and a spring body 38 disposed in one of the locking grooves; One end portion of 37 is pressed against the spring body 38 so that the other end portion is detached from the retaining groove 1 and is removed from the housing body 1, thereby enabling the specific drawer portion 2 to be pulled out. (Claim 6).

  The lock device according to the present invention is provided in a portion other than the front surface of a specific drawer, and the lock of the specific drawer and the release thereof can be performed by moving the other drawer or the like. For this reason, for example, when valuables etc. are stored in a specific drawer, the keyhole for pulling out the specific drawer cannot be recognized from the outside, and the drawer operation can only be performed by operating other drawers. Therefore, security is extremely high. In addition, when applied to folk art-like furniture, the lock device is excellent in clearness, and the added value can be increased.

  In the above locking device, as described above, an opening / closing door is provided on the front surface of another drawer portion, and a movable cover body for locking the drawer operation is provided on the front surface of a specific drawer portion adjacent thereto, When a lock mechanism that indirectly locks the drawer operation of a specific drawer by locking the body movement operation is provided, the housing has excellent design by changing the design of the door and cover body in various ways The body can be configured, and the specific drawer can be locked or released by a two-stage manual operation of opening / closing the door and attaching / detaching the cover body. It is possible to obtain a crispness that attracts a lot of interest.

  In the above locking device, as described above, a detachable shield for locking the drawer operation is provided on the front surface of the specific drawer, and the drawer operation of the specific drawer is performed by locking the shield detachment operation. When a lock mechanism that indirectly locks the door is provided, it is possible to configure a container with excellent design by changing the design of the shield, and it has high security and attracts high interest to the operator. Can also be crisp.

  Next, the best mode for carrying out the present invention will be described with reference to the drawings. 1 is a front sectional view showing an embodiment of the drawer lock device according to the present invention, FIG. 2 is a sectional view taken along the line AA in FIG. 1, FIG. 3 is a sectional view taken along the line BB in FIG. FIG. 5 is a perspective view of a drive body constituting a lock mechanism, FIG. 6 is a front view showing an example of folk art-like furniture, and FIG. 7 is a side view of FIG.

  As shown in FIGS. 6 and 7, in this embodiment, a lock device is applied to the container 1 made of folk art furniture. In the container 1, a plurality of drawers are arranged in parallel in four stages, and the lower ends thereof are supported by the base plate 4. The drawer portion located at the top constitutes a specific drawer portion 2 for storing valuables and the like, and the three drawer portions located below the respective drawer portions constitute other drawer portions 3. And in this embodiment, the specific drawer | drawing-out part 2 is shorter than the other drawer | drawing-out part 3, and the arc-shaped transparent decorative cover 5 is attached to the front surface so that opening and closing is possible by the rotatable stay 5a.

  The back side of the container 1 is covered with a back plate 6 (FIG. 2), and both end portions are covered with a pair of scallops 7 (FIG. 2). A plurality of shelf boards 8 (FIGS. 1 and 3) are horizontally provided in the intermediate portion. Further, a top plate 9 is provided at the top of the container 1. The top plate 9, the uppermost shelf plate 8, the back plate 6, and the pair of scallops 7 form a storage area 10 (FIG. 3) that stores the specific drawer 2. Further, the uppermost shelf plate 8, the lower shelf plate 8, the back plate 6 and the pair of scallops 7 form an accommodation region 11 (FIG. 3) for accommodating the uppermost other drawer portion 3. The And the accommodation area | region 11 which accommodates the 2nd other drawer part 3 is formed similarly to the above.

  As shown in FIGS. 1 and 3, the specific drawer 2 includes a front plate 2 a that closes the front side, a pair of side plates 2 b that close both sides, a front side plate 2 c that closes the rear side, and a bottom plate 2 d that closes the bottom side. The front plate 2a is provided with a handle 2e. The other drawer 3 has a front plate 3a for closing the front side, a pair of side plates 3b for closing both sides, a front side plate 3c for closing the rear side, and a bottom plate 3d for closing the bottom side. A handle 3e and a locking part 3f are provided.

  Next, the locking device in this embodiment will be described. The lock mechanism 12 constituting the lock device is driven to move up and down by a movement operation such as a lock groove 13 formed in a part of one side plate 2b in a specific drawer 2 and a drawer or push-in of the other drawer 3 And an insertion portion 15 formed of a short cylindrical dowel projecting laterally from the upper portion of the drive body 14. A sliding portion 16 similar to the insertion portion 15 projects horizontally in the lower portion of the driving body 14.

  As shown in FIG. 1, the scallop 7 is formed with an elongated moving groove 17 extending in the vertical direction so as to straddle the receiving area 10 and the receiving area 11, and the upper part of the moving groove 17 communicates with the lock groove 13. ing. Further, the other drawer portion 3 immediately below the particular drawer portion 2 has a downward slope toward the rear rear side at the upper edge of the rear portion of one side plate 3b (that is, the upper edge of the portion close to the front side plate 3c). A sliding surface 18 (FIG. 3) is formed.

  Next, the operation of the lock mechanism will be described. First, when the other drawer portion 3 is in the pushed-in position, the horizontal upper edge surface of the side plate 3b in the other drawer portion 3 pushes the sliding portion 16 upward, so that the driving body 14 is lifted upward. It is in the state. In this state, the insertion portion 15 that protrudes laterally from the drive body 14 is inserted into the lock groove 13 to automatically lock the extraction operation of the specific extraction portion 2.

  Next, when the other drawer part 3 is operated in a direction to be pulled out to some extent as shown in the figure (operation in one direction), the sliding part 16 slides downwardly from contact with the horizontal upper edge surface of the side plate 3b. Since the state moves to the contact state with the moving surface 18, the driving body 14 descends along the sliding surface 18. Then, since the insertion portion 15 is detached from the lock groove 13, the lock on the specific drawing portion 2 is automatically released. In addition, when the other drawer | drawing-out part 3 is completely extracted from the accommodating body 1, since there exists a possibility that the drive body 14 may fall in the accommodating area | region 11, it is desirable to provide a fall prevention means. As such a fall prevention means, for example, a stopper (not shown) protruding in the lateral direction is provided on the driving body 14, and the stopper is latched on a locking portion (not shown) provided on the shelf board 8 at the time of dropping. And what is comprised so that it may not fall any more can be mentioned.

  In order to put the specific drawer 2 unlocked as described above into the locked state again, the other drawer 3 is operated to the predetermined position while the specific drawer 2 is pushed in (in the other direction). Operation). As shown in FIG. 1, a locking portion 3f can be provided on the front surface of another drawer portion 3 as desired. When a key is inserted into the locking portion 3f and locked, a specific drawer portion is double-locked. Therefore, extremely high security can be secured.

  The locking device of this embodiment can be provided at any stage of the container 1 shown in FIG. Moreover, the number of combinations of the specific drawer 2 and the other drawer 3 can be arbitrarily set. It is also possible to add or remove a locking device at an arbitrary stage while the container 1 is in use. In this case, the locking device at each stage is made detachable.

  8 is a front sectional view showing another embodiment of the drawer lock device according to the present invention, FIG. 9 is a sectional view taken along the line AA in FIG. 8, FIG. 10 is a sectional view taken along the line BB in FIG. FIG. 12 is a partial perspective view of the driving body 14 constituting the mechanism 12, and FIG. 12 is a partial perspective view of FIG. In these drawings, the same parts as those in the examples of FIGS. 1 to 7 are denoted by the same reference numerals, and redundant description is omitted. (The following embodiments are all the same.)

  In the present embodiment, a plurality of specific drawers arranged in parallel with the movement operation of the other drawers are locked and released simultaneously and automatically by one touch. In the present embodiment, four drawer portions are arranged in the vertical direction on the container 1, and the upper third portion constitutes a specific drawer portion 2, and the lowermost row constitutes another drawer portion 3.

  As in the example of FIG. 1, the lock mechanism 12 constituting the lock device includes a lock groove 13 formed by a groove formed in a part of one side plate 2 b in each specific drawer portion 2, and the other drawer portions 3. A plurality (three in the present embodiment) comprising a long and thin plate-like drive body 14 that is driven up and down by a moving operation such as drawing or pushing, and short cylindrical dowels protruding laterally from the top of the drive body 14 at a predetermined interval. The insertion part 15 is provided. Further, a sliding portion 16 similar to the insertion portion 15 projects horizontally in the lower portion of the driving body 14.

  As shown in FIG. 8, the scallop 7 is formed with elongate moving grooves 17 extending in the vertical direction so as to straddle the three receiving areas 10 and the one receiving area 11. The three lock grooves 13 described above communicate with each other. In addition, an elongated sliding groove 19 that is curved in a substantially lightning pattern formed on one side plate 3 b in the other drawer portion 3 communicates with the lower portion of the lock groove 13. The sliding portion 16 is inserted into the sliding groove 19.

  Next, the operation of the lock mechanism 12 will be described. First, when the other drawer portion 3 is in the pushed-in position, the sliding portion 16 protruding from the driving body 14 is inserted into the curved portion above the sliding groove 19, so that the sliding portion 16 is Has been lifted. And since each insertion part 15 which protrudes from the drive body 14 to the horizontal direction is inserted in each said lock groove 13, all the drawing-out operation of each specific drawer | drawing-out part 2 is locked automatically.

  Next, when an operation of pulling out the other drawer portion 3 to some extent (operation in one direction) is performed, the sliding portion 16 moves down to a state where it is inserted into a curved portion below the sliding groove 19. Then, since the insertion portion 15 is detached from the lock groove 13, the lock of each specific drawing portion 2 is automatically synchronized and released. When the drive body 14 is lowered, the lower end thereof is inserted into the groove 20 formed in the main plate 4. Each insertion portion 15 can be detachably attached to the driving body 14 by screwing or the like. If it does in this way, it can be set as the state which removed the insertion part 15 corresponding to either of the specific drawer | drawing-out parts 2 from the drive body 14, and the specific drawer | drawing-out part 2 is not locked. In addition, what is necessary is just to operate to the direction which pushes in the other drawer | drawing-out part 3 (operation to another direction) in order to make it a locked state again.

  In this embodiment, in order to cancel or add the lock cooperation to the specific drawer 2 that is being used, the top plate 9 is configured to be opened and closed using a hinge mechanism as shown in FIG. Then, with the top plate 9 opened upward, the driving body 14 can be pulled upward, and the insertion portion 15 can be attached to or removed from the predetermined position. When the top plate 9 is of an openable type, it is desirable to attach a locking device to the top plate 9.

  As described above, the specific drawer 2 is locked by the lock mechanism 12 that is activated by the drawer operation of the other drawer 3, so that high security can be ensured. Further, if desired, as shown in FIG. 8, a lock portion 2f can be provided on the front surface of each specific drawer portion 2, and a specific drawer portion 2 can be doubled by inserting a key into the lock portion 2f and locking it. Therefore, it is possible to configure a specific drawer 2 with extremely high security.

  13 is a front sectional view showing still another embodiment of the drawer portion locking device according to the present invention, FIG. 14 is a sectional view taken along the line AA in FIG. 13, FIG. 15 is a sectional view taken along the line BB in FIG. FIG. 13 is a cross-sectional view taken along the line CC of FIG. 13 and FIG.

  This embodiment is a modification of FIGS. The lock mechanism 12 constituting the lock device is configured such that a specific drawer 2 can be automatically locked or released by a movement operation of another drawer 3. In this embodiment, as shown in FIG. 17, the container 1 is configured in the same manner as in FIG. 7, a specific drawer portion 2 is arranged at the uppermost portion, and the other three drawer portions 3 are arranged below it. Is done.

  As shown in FIG. 16, the lock mechanism 12 includes a lock groove 13 formed on the back surface of the bottom plate 2 d of the specific drawer portion 2, and an elongate rod-like drive body that is driven up and down by a movement operation such as drawing or pushing in the other drawer portion 3. 14 and an insertion portion 15 provided on the upper portion of the driving body 14. And the lower end of the drive body 14 contact | abutted to the upper line surface of the side plate 3b of the other drawer part 3 has the shape cut | disconnected diagonally.

  The accommodation area 10 for accommodating the specific drawer 2 is composed of upper and lower shelf boards 8, a back board 6 and a pair of scallops 7, and a movement groove 17 is formed in the lower shelf board 8. A flange portion 21 extending from the lower surface portion of the shelf plate 8 is provided at the lower portion of the moving groove 17, and the open portion inside the flange portion 21 is formed slightly smaller than the width of the insertion portion 15. Further, the other drawer portion 3 immediately below the specific drawer portion 2 is inclined downward and rearward at the rear upper edge of the one side plate 3b (that is, the upper edge near the front side plate 3c). A sliding surface 18 is formed.

  Next, the operation of the lock mechanism 12 will be described. First, when the other drawer portion 3 is in the pushed-in position, the horizontal upper edge surface of the side plate 3b in the other drawer portion 3 comes into contact with the lower end of the drive body 14, and the drive body 14 is lifted. Yes. In this state, the insertion portion 15 provided on the drive body 14 is inserted into the lock groove 13, so that the extraction operation of the specific extraction portion 2 is automatically locked.

  Next, when the other drawer portion 3 is operated in a direction to pull out to some extent (one direction operation), the lower end of the driving body 14 is in contact with the sliding surface 18 that is inclined downward from the contact with the horizontal upper edge surface of the side plate 3b. The driving body 14 is moved down. Then, since the insertion portion 15 is detached from the lock groove 13, the lock on the specific drawing portion 2 is automatically released. When the other drawer 3 is completely pulled out from the housing 1, the drive body 14 descends into the housing area 11, but the insertion section 15 provided on the driving body 14 is hooked on the flange 21, so Never fall into the water. In addition, what is necessary is just to operate to the direction which pushes in the other drawer | drawing-out part 3 (operation to another direction) in order to make it locked again.

  Also in this embodiment, if desired, a locking part 3f as shown in FIG. 13 can be provided on the front surface of another drawer part 3, and a specific drawer part can be obtained by inserting a key into the locking part 3f and locking it. Since 2 is double-locked, it is possible to configure a specific drawer 2 with extremely high security.

  18 is a front sectional view showing still another embodiment of the drawer lock device according to the present invention, FIG. 19 is a sectional view taken along the line AA in FIG. 18, FIG. 20 is a sectional view taken along the line BB in FIG. FIG. 18 is a perspective view, and FIG. 22 is a side view of the container 1 made of folk art furniture.

  In this embodiment, three drawer parts are juxtaposed in the horizontal direction between the two horizontal shelf boards 8 in the intermediate part of the container 1 via the partition plate 22, and two drawer parts of both sides are specific drawers. The part 2 is configured, and the central drawer part constitutes the other drawer part 3. The lock mechanism 12 constituting the lock device is configured such that two specific drawer portions 2 located on both sides can be automatically locked or unlocked in conjunction with movement operation of the other drawer portion 3 located in the center. ing.

  The lock mechanism 12 in the present embodiment includes a lock groove 13 formed in the bottom plate 2d in each specific drawer portion 2, a laterally long insertion groove 23 formed in the shelf board 8, and upper left and right sides disposed in the insertion groove 23. The two insertion portions 15 of the driving body 14 can be inserted into the respective lock grooves 13.

  The driving body 14 is attached to the insertion groove 23 via a coiled spring body 38 and can be moved up and down with respect to the shelf board 8 by the expansion and contraction action of the spring body 38. Further, an inclined surface rising from the front side to the back side of the other drawer 3 is formed on the upper surface of the portion corresponding to the bottom plate 3d of the other drawer 3 at the center of the drive body 14, and the lock groove is correspondingly formed. An inclined surface is also formed on the upper inner surface of 13.

  Next, the operation of the lock mechanism 12 will be described. First, when the other drawer portion 3 is in a normal position, that is, when the front surface of the front plate 3a of the other drawer portion 3 coincides with the front surface of the container 1, as shown in FIG. It is in the state inserted in the lock | rock groove | channel 13 in the two specific drawer | drawing-out parts 2, Thereby, the drawer operation of each specific drawer | drawing-out part 2 is locked automatically.

  Next, as shown in FIG. 21, when the other drawer portion 3 is operated in a direction to push it in until it comes into contact with the back plate 6 (operation in one direction), the insertion portion 15 is made of a spring body by the inclined surface of the lock groove 13. Withdrawing into the insertion groove 23 against the tension, the lock of the specific drawer 2 is automatically released. Also in this embodiment, a locking part 3f as shown in FIG. 18 can be provided on the front surface of another drawer part 3 if desired, and a specific drawer part can be obtained by inserting a key into the locking part 3f and locking it. Since 2 is double-locked, it is possible to configure a specific drawer 2 with extremely high security. In addition, what is necessary is just to operate to the direction which pushes in the other drawer | drawing-out part 3 (operation to another direction) in order to make it locked again.

  23 is a front sectional view showing still another embodiment of the drawer lock device according to the present invention, FIG. 24 is a sectional view taken along the line AA in FIG. 23, FIG. 25 is a sectional view taken along the line BB in FIG. 24 is a partially enlarged perspective view of D shown in FIG. 24, and FIG. 27 is an enlarged perspective view of the driving body 14 shown in FIG. 26 and the insertion portion 15 provided thereon.

  In this embodiment, two drawer parts are juxtaposed in the horizontal direction through the partition plate 22 on the uppermost stage of the container 1 made of folk art-like furniture, the left side constitutes a specific drawer part 2, and the right side is the other drawer part. 3 is configured. The lock mechanism 12 constituting the lock device is configured so that a specific drawer 2 can be manually locked or released by a movement operation of another drawer 3.

  The lock mechanism 12 is disposed across the lock groove 13 formed in the specific drawer 2, the storage area 10 of the specific drawer 2 in the container 1, and the storage area 11 of the other drawer 3. The driving body 14 has an insertion portion 15 provided at the end of the driving body 14. And it extends in the left-right direction across the bottom plate 2d, the side plate 2b, the partition plate 22 and the shelf plate 8 directly below the bottom plate 2d in the specific drawer 2 and the shelf plate 8 directly below the bottom plate 3d in the other drawer 3 An elongated moving groove 17 is formed, and the driving body 14 is disposed in the moving groove 17.

  As shown in FIG. 27, the drive body 14 and the insertion portion 15 are made by processing an elongated rectangular parallelepiped block body in three stages as shown in the figure, with the highest portion constituting the insertion portion 15 and the lowest portion being operated. The part 14a is configured. The operation unit 14a is used to move the driver 14 with a finger.

  Next, the operation of the lock mechanism 12 will be described. First, when the other drawer part 3 is in the pushed-in state, as shown in FIGS. 24 and 25, the insertion part 15 is in a state of being inserted into the lock groove 13 in the particular drawer part 2, As a result, the drawer operation of the specific drawer 2 is automatically locked. Since the lock mechanism is hidden by the other drawer 3, it cannot be recognized from the outside.

  Next, when the other drawer portion 3 is completely pulled out from the container 1, a hand can be inserted into the opened accommodation area 11 from the outside. Therefore, when the user inserts his / her hand into the accommodation area and puts his / her finger on the operation portion 14a and operates so that the outer end of the insertion portion 15 enters at least the partition plate 22 or enters the accommodation area 11 side of the other drawer portion 3, The drawer 2 is unlocked. Further, in order to put the specific drawing portion 2 into the locked state from this state, the drive body 14 may be pushed into the region 10 side of the specific drawing portion 2.

  Also in this embodiment, if desired, the locking portion 3f can be provided on the front surface of the other drawer portion 3 as shown in FIG. 23, and a specific drawer portion 2 can be locked by inserting a key into the locking portion 3f and locking it. Is double locked. Therefore, the security of the specific drawer 2 can be made extremely high.

  28 is a front sectional view showing still another embodiment of the drawer lock device according to the present invention, FIG. 29 is a sectional view taken along the line AA in FIG. 28, FIG. 30 is a sectional view taken along the line BB in FIG. It is a partial expansion perspective view of the locking mechanism 12 of FIG.

  In this embodiment, two drawer parts are juxtaposed in the horizontal direction between the two horizontal shelf boards 8 in the intermediate part of the container 1 via the partition plate 22, and the left side constitutes the specific drawer part 2 and the right side. Constitutes the other drawer 3. The lock mechanism 12 constituting the lock device is configured such that a specific drawer 2 can be manually locked or unlocked by moving the other drawer 3.

  As shown in FIG. 29, the plane area of the specific drawer 2 is smaller than the plane area of the other drawers 3. However, the plane areas of the storage area 10 and the storage area 11 are the same. That is, as will be described later, the specific drawer 2 is slid back and forth and left and right to be taken out, and the storage area 10 is larger than the plane area of the specific drawer 2 by the amount that allows the slide. ing. The front side of the storage area 10 is closed with a shielding plate 24.

  Two U-shaped elongated guide grooves 25 as shown by dotted lines in FIG. In addition, dowel-shaped and small engaging portions 26 are erected upward at two locations on the shelf plate 8 that constitutes the accommodating region 10 that accommodates the specific drawer 2. And the specific drawer | drawing-out part 2 can be arrange | positioned now on the shelf board 8 by engaging the engaging part 26 with the guide groove 25. FIG. The guide groove 25 and the engaging portion 26 may be one set, and the shape of the guide groove 25 can be arbitrarily set.

  As shown in FIG. 30 and FIG. 31, a forcible lock guide body 27 having an elongated groove portion is fixed on the shelf plate 8 near the front side of the housing area 10, and the forcible lock is inserted in the groove portion of the forcible lock guide body 27. The step portions of 28 are slidably engaged with each other, and the rear end of the barbed lock 28 is inserted into a notch 29 formed at the edge of the specific drawer 2 to lock the forward / backward movement of the specific drawer 2. . The insert lock 28 has the functions of the driver 14 and the insertion portion 15 provided in the embodiment shown in FIG.

  The lock mechanism 12 constituting the lock device is constituted by the guide groove 25, the engaging portion 26, the saddle lock guide body 27, and the saddle lock 28. Note that a pull hole 30 into which a finger is inserted during a movement operation is formed in the side plate 2b and the front plate 2a of the specific drawer 2. An opening / closing door 31 that can be opened and closed by a hinge mechanism is provided on the front surface of the other drawer 3, and a handle 32 is provided on the front surface of the opening / closing door 31.

  Next, the operation of the lock mechanism 12 will be described. When the other drawer 3 is pushed in, the specific drawer 2 is hidden by the shielding plate 24 and cannot be identified from the outside. Further, the lock mechanism 12 cannot be recognized because it is covered with another drawer 3. Then, as shown in FIG. 28, the specific drawer 2 is double-locked by locking with the lock 3f provided on the front surface of the other drawer 3, so that the specific drawer 2 with extremely high security can be obtained. Can be configured.

  In order to release the lock and take out the specific drawer 2 to the outside, first, the opening / closing door 31 is opened, and the other drawer 3 is completely pulled out of the container 1. Next, a hand is inserted from the accommodation area 11 of the other drawer 3, and the barbed lock 28 is slid and taken out from the barbed lock guide body 27 and the notch 29 of the specific drawer 2. As a result, the specific drawer 2 is unlocked in the forward direction and becomes movable.

  Next, a finger is put on the handle hole 30 formed in the side plate 2b in the specific drawer 2 and the specific drawer 2 is first pushed to the left along the guide groove 25 and then moved forward, and then pulled to the right. Pull out to the storage area 11. Next, a finger is put on the other handle hole 30 formed in the front plate 2a, and the specific drawer portion 2 is taken out from the storage area 11 forward. The specific drawer 2 can be unlocked and removed by a series of these operations. In addition, what is necessary is just to perform operation reverse to the said procedure in order to accommodate a specific drawer | drawing-out part 2 in the base position, and to lock a movement.

  32 is a front sectional view showing still another embodiment of the drawer portion locking device according to the present invention, FIG. 33 is a sectional view taken along the line AA in FIG. 32, FIG. 34 is a sectional view taken along the line BB in FIG. 32 is a partially enlarged view of the locking mechanism of FIG. 32, FIG. 36 is a partial perspective view of the insertion portion 15 of the locking mechanism 12 of FIG. 35 as viewed from the accommodating region 10 of the specific drawer 2, and FIG. It is a fragmentary perspective view which shows the drive body 14 part.

  In the present embodiment, a specific drawer 2 is disposed on the upper side of the shelf 8 of the container 1, and the other drawer 3 is disposed on the lower side. The lock mechanism 12 constituting the lock device includes a moving groove 17 provided in the shelf plate 8, a notch provided in the scallop 7, a lock groove 13 formed in a specific drawer 2, a driving body 14 and its driving body. 14 has an insertion portion 15 provided.

  As shown in FIGS. 35 and 37, the driving body 14 is formed in an elongated block shape, and a prismatic insertion portion 15 is vertically erected at one end portion thereof, and an elongated operation portion 14a is inserted at the other end portion thereof. It hangs in the direction opposite to the part 15. The driver 14 is disposed in the moving groove 17. The moving groove 17 extends from a notch portion formed in the shelf plate 8 that partitions the other drawer portion 3 and the specific drawer portion 2 to a notch portion formed in the scallop 7 constituting the accommodation region 10.

  Next, the operation of the lock mechanism 12 will be described. In the state where the other drawer 3 is pushed into the container 1 as shown in FIG. 32, the lock mechanism 12 cannot be recognized from the outside. And when the insertion part 15 of the lock mechanism 12 is inserted in the lock groove 13, the specific drawer | drawing-out part 2 will be in a locked state. In this state, by locking the locking portion 3f provided on the front surface of the other drawing portion 3, the specific drawing portion 2 is doubled.

  In order to release the lock of the specific drawer 2, first, the other drawer 3 is pulled out from the housing 1, and then the hand is placed in the housing area 11 which becomes a space, so that the operation portion 14 a of the drive body 14 is changed to FIG. Push it to the left. Then, the insertion part 15 provided in the driving body 14 is detached from the lock groove 13 and the lock of the specific drawer part 2 is released, so that the specific drawer part 2 can be pulled out. Moreover, what is necessary is just to operate in the reverse procedure to the above in order to make a specific drawer part 2 into a locked state.

  38 is a front sectional view showing still another embodiment of the drawer portion locking device according to the present invention, FIG. 39 is a sectional view taken along the line AA of FIG. 38, and FIG. 40 shows the cover body 34 and the opening / closing door 31 shown in FIG. 41 is a front view showing the opened state, FIG. 41 is a sectional view taken along line BB in FIG. 38, and FIG. 42 is a perspective view showing a state in which the cover body 34 shown in FIG.

  In the present embodiment, four drawer parts are arranged in two stages on the left and right sides between the two upper and lower shelf plates 8 in the container 1, and the upper and lower two stages on the left side constitute a specific drawer part 2, The upper and lower two stages constitute the other drawer part 3. An opening / closing door 31 that is opened and closed by a hinge mechanism is provided on the front face of the two other drawers 3, and a handle 32 and a locking part 33 are disposed on the front face of the opening / closing door 31. In addition, a slidable grid-like cover body 34 is provided on the front surface side of the two specific leading portions 2. In addition, the cover body 34 may have other shapes having good design properties besides the lattice shape.

  Two specific drawers 2 and two other drawers 3 are separated from each other by a partition plate 22. And the elongate drive body 14 is provided in the space provided in the front side of the partition plate 22. FIG. The drive body 14 is rotatably supported by the shelf board 8 by inserting shafts 35 (see FIG. 38) provided on the shelf board 8 into hollow portions formed at both axial ends thereof. An elongated locking groove 14c having a U-shaped cross section is formed in the side portion of the driving body 14 along the axial direction.

  As shown in FIG. 39, the cover body 34 is provided with protrusions 34a along the left and right edges, and one protrusion 34a is locked in the locking groove 14c of the drive body 14, and the other protrusion 34a is shown in FIG. The groove 7c is formed in the scallop 7 and has a U-shaped cross section. When the driving body 14 is in the state shown in FIG. 39, the cover body 34 is locked at its left and right ends by the locking groove 14c of the driving body 14 and the groove 7c formed in the scallop 7 to prevent movement or removal. Is done.

  In this embodiment, as shown in FIGS. 39 and 41, the specific drawer portion 2 in the lower stage is shorter in the extraction direction than the specific drawer section 2 in the upper stage, and another member 39 is formed on the front side thereof. Another detachable shield 37 is provided. A handle 37 a is provided on the surface of the shield 37. The attachment / detachment of the shield 37 is locked by another lock mechanism 40. Another locking mechanism 40 includes a pair of elongate locking grooves 41 having a U-shaped cross section provided in the scallop 7 and the partition plate 22 that sandwich the specific drawer portion 2, and a leaf spring disposed in one locking groove 41. The one end of the shield 37 is directly locked in the locking groove 41, and the other end is locked via the spring body 38. Then, by pressing the shield 37 laterally and pressing one end of the shield 37 against the spring body 38, the shield 37 can be detached from the locking groove 41 and removed from the container 1, or the reverse operation. Thus, the shield 37 can be mounted in the locking groove 41.

  Next, the operation of the lock mechanism 12 will be described. In the state of FIG. 38, the other drawer portion 3 and the specific drawer portion 2 are both pushed into a predetermined position, the two specific drawer portions 2 are covered with the cover body 34, and the cover body 34 is covered with the other drawer. If it does not slide to the part 3 side, it cannot be pulled out. Moreover, since the rotation of the driving body 14 is locked by the opening / closing door 31 arranged on the front side of the other drawer part 3, the cover body 34 locked to the driving body 14 cannot be moved or removed. Therefore, extremely high security is ensured for the specific drawer 2.

  And by locking the locking part 33 of the door 31 provided on the front side of the other drawer part 3, the security of the two specific drawer parts 2 is ensured twice. Further, when a locked shield 37 is further provided on the front side of the specific drawer 2 arranged in the lower stage as in the present embodiment, triple security is ensured in the lower specific drawer 2.

  Next, when pulling out the specific drawer 2, first, the opening / closing door 31 disposed on the front side of the other drawer 3 is opened to release the rotation lock of the driving body 14. Next, after the drive body 14 is rotated in the direction of the arrow in FIG. 40 to release the locking of the cover body 34, the cover body 34 is moved or removed to the other drawer 3 side. The specific drawer 2 can be pulled out by this series of operations.

  43 is a front view showing still another embodiment of the drawer lock device according to the present invention, FIG. 44 is a cross-sectional view taken along the line AA in FIG. 43, FIG. 45 is a cross-sectional view taken along the line BB in FIG. It is an expanded sectional view of E part of 44. This embodiment is based on the same concept as the technique for ensuring security by the shield 37 constituting the other member 39 shown in FIG.

  The difference between the present embodiment and the example of FIG. 39 is that the example of FIG. 39 is a double protection structure of the cover body 34 and the shield body 37 constituting the other member 39, while the present embodiment is different from the other embodiment of FIG. The structure is simplified in that the protection structure is formed only by the shielding body 37 constituting the member 39. The specific drawer 2 is disposed between the upper and lower shelf boards 8 in the container 1, and a shield 37 is provided on the front side thereof. The left and right ends of the shield 37 are detachably attached to the scallop 7 of the container 1.

  That is, a long and narrow locking groove 41 having a U-shaped cross section is formed in the vertical direction on the scallops 7 located on both sides of the specific drawer 2, and one locking groove 41 has a spring such as a plate spring or a plurality of coil springs. The body 38 is fixed. One end of the shield 37 is locked to one locking groove 41 via the spring body 38, and the other end is locked to the other locking groove 41 as it is. The locking mechanism 12 of the present invention is constituted by both the locking grooves 41 and the spring body 38. 46 shows a state where the end of the shield 37 is locked via the spring body 38. FIG.

  Next, the operation of the lock mechanism 12 will be described. In the state shown in FIG. 45, the specific drawer 2 cannot be pulled out because its front side is covered with the shield 37. Therefore, the specific drawer 2 is locked and its security is ensured. Next, in order to release the locked state, first, the shielding body 37 is pressed in the direction of the spring body 38 to compress the spring body 38. Then, the shielding body 37 moves in the same direction, the locking between the opposite end and the locking groove 41 is released, and the shielding body 37 can be removed. When the shield 37 is removed, the lock of the specific drawer 2 is released and it can be pulled out forward.

  47 is a front view showing still another embodiment of the drawer portion locking device according to the present invention, FIG. 48 is a sectional view taken along line AA in FIG. 47, FIG. 49 is a sectional view taken along line BB in FIG. The perspective view of the furniture which combined the 2nd container which accommodated the 47 1st container 1 and the other drawer | drawing-out part 3, FIG. 51 is an expansion perspective view of E section of FIG.

  In this embodiment, as shown in FIG. 50, the first container 1 in which the drawers are stacked in three stages and the second container 1 in which the drawers are stacked in three stages are arranged side by side, The upper side of the containers 1, 1 is supported by a common top plate 9, and the bottom is supported by the base plate 4, thereby constituting a furniture 50 that is a larger container. In addition, all the 3 steps | paragraphs of drawer | drawing-out parts of the 2nd container 1 are the other drawer | drawing-out parts 3, and these are rotatably supported by the top plate 9 and the baseplate 4 by the rotation support part which is not shown in figure as one body.

  47 to 49 show the first container 1, which includes a shelf board 8, a back board 6, and a scallop 7. The first container 1 has a specific drawer 2 composed of a combination of an upper first drawer 51 and a lower second drawer 52, and the first drawer 51 and the second drawer. The other drawer portion 3 is accommodated in the middle stage sandwiched between the portions 52.

  The first drawer 51 constituting the specific drawer 2 includes a front plate 2a, a side plate 2b, a front side plate 2c, a sorting plate 2g, and a movable bottom plate 2h. The front plate 2a is provided with a handle 2e, and the movable bottom plate 2h is connected to the bottom plate 2d by a hinge mechanism, but is not connected to the side plate 2b and the front side plate 2c. Further, the other second drawer part 52 constituting the specific drawer part 2 is provided with a handle 2e on the front plate 2a, but the pulling operation cannot be performed by the locking means 52a provided inside. It is a kind of camouflage drawer. The length in the depth direction of the second lead portion 52 is longer than the length of the first lead portion 51 up to the sorting plate 2g, and a slanting plate 53 is provided on the inner back side thereof. An opening 54a is formed in the side plate 2b on the container 1 side.

  Corresponding to the position of the opening 54 a of the side plate 2 b, the scallop 7 is also provided with an opening 54 b corresponding to the position, and an opening 54 is formed by these openings, and the opening / closing lid 55 is rotatable on the extraction 54. (FIG. 51) is provided. On the other hand, the other drawer part 3 sandwiched between the first drawer part 51 and the second drawer part 52 is a drawer part that can be pulled out normally, but its length in the depth direction is the same as that of the first drawer part 51. It is the same as or shorter than the position of the sorting board 2g. The lock mechanism 56 of the specific drawer 2 is formed by a combination of the opening / closing lid 55 of the second drawer 52 and the rotatable second container 1 constituting the specific drawer 2.

  Next, the operation of the lock mechanism 56 will be described. When the first drawer portion 51 constituting the specific drawer portion 2 is pulled out, and a container such as valuables is put on the movable bottom plate 2h behind the sorting plate 2g and pushed into a predetermined position, the movable bottom plate 2h Since the shelf plate 8 does not exist below, the movable bottom plate 2h rotates as indicated by the arrow, and the stored item falls to the second drawer portion 52 by gravity and is stored therein. Then, due to the action of the inclined plate 53 provided in the second extraction portion 52, the contents that have fallen on the second extraction portion 52 are smoothly guided to the position of the extraction portion 54.

  As described above, the second drawer 52 is configured such that the drawer operation is not possible, and the contents in the second drawer 52 can be taken out only from the drawer 54 at a position that cannot be recognized on the front side. Therefore, when the second container 1 on the right side shown in FIG. 50 is rotated as shown in the drawing, the opening / closing lid 55 of the extraction portion 54 is exposed, so that the opening / closing lid 55 is rotated and opened as shown in FIG. The contents accommodated in the second drawer 52 can be taken out.

  As described above, in the present embodiment, the stored items placed behind the sorting plate 2g of the first drawer 51 are automatically moved to the second drawer 52, and the second container is rotated to open and close. Only after the lid 55 can be rotated, it can be taken out. For this reason, the security of the specific drawer 2 is extremely high, and is excellent in clearness.

  Each of the above embodiments has been described with a focus on folk-style furniture as a container, but the present invention is not limited to this, and an outdoor container and an event venue that require other security features, etc. It can also be applied to containers installed for events and office furniture.

  The drawer lock device of the present invention can be used for a drawer provided in a folk art-like furniture or other container.

The front sectional view showing the embodiment of the drawer part locking device concerning the present invention. AA sectional drawing of FIG. BB sectional drawing of FIG. FIG. 4 is a partial perspective view of FIG. 3. The perspective view of the drive body which comprises a locking mechanism. The front view which shows one example of furniture of a folk art. The side view of FIG. The front sectional view showing other embodiments of the drawer part locking device concerning the present invention. AA sectional drawing of FIG. BB sectional drawing of FIG. FIG. 6 is a partial perspective view of a drive body 14 that constitutes the lock mechanism 12. FIG. 11 is a partial perspective view of FIG. 10. The front sectional view which shows other embodiment of the drawer | drawing-out part locking apparatus which concerns on this invention. AA sectional drawing of FIG. BB sectional drawing of FIG. CC sectional drawing of FIG. The side view of the container 1 which consists of folk art-like furniture. The front sectional view which shows other embodiment of the drawer | drawing-out part locking apparatus which concerns on this invention. AA sectional drawing of FIG. BB sectional drawing of FIG. The perspective view of FIG. The side view of the container 1 which consists of folk art-like furniture. The front sectional view which shows other embodiment of the drawer | drawing-out part locking apparatus which concerns on this invention. AA sectional drawing of FIG. BB sectional drawing of FIG. The partial expansion perspective view of the part D shown in FIG. The expansion perspective view of the drive body 14 shown in FIG. 26 and the insertion part 15 provided in it. The front sectional view which shows other embodiment of the drawer | drawing-out part locking apparatus which concerns on this invention. AA sectional drawing of FIG. BB sectional drawing of FIG. FIG. 31 is a partially enlarged perspective view of the lock mechanism 12 of FIG. 30. The front sectional view which shows other embodiment of the drawer | drawing-out part locking apparatus which concerns on this invention. AA sectional drawing of FIG. BB sectional drawing of FIG. The elements on larger scale of the locking mechanism of FIG. The partial perspective view which looked at the insertion part 15 of the locking mechanism 12 of FIG. 35 from the accommodation area | region 10 of the specific drawer | drawing-out part 2. FIG. The partial perspective view which shows the drive body 14 part of the locking mechanism 12 of FIG. The front sectional view which shows other embodiment of the drawer | drawing-out part locking apparatus which concerns on this invention. AA sectional drawing of FIG. The front view which shows the state which opened the cover body 34 and the door 31 which are shown in FIG. BB sectional drawing of FIG. The perspective view which shows the state which made the cover body 34 shown in FIG. 38 slide. The front view which shows other embodiment of the drawer | drawing-out part locking apparatus which concerns on this invention. AA sectional drawing of FIG. BB sectional drawing of FIG. FIG. 45 is an enlarged cross-sectional view of a portion E in FIG. 44. The front view which shows other embodiment of the drawer | drawing-out part locking apparatus which concerns on this invention. AA sectional drawing of FIG. FIG. 48 is a sectional view taken along line B-B in FIG. 47. The perspective view of the furniture which combined the 1st container 1 of FIG. 47, and the 2nd container 1 which accommodated the other drawer part 3. FIG. The enlarged perspective view of the E section of FIG.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Container 2 Specific drawer | drawing-out part 2a Front plate 2b Side plate 2c Front side plate 2d Bottom plate 2e Handle 2f Locking part 2g Sorting plate 2h Movable bottom plate 3 Other drawer | drawing-out part 3a Front plate 3b Side plate 3c Front side plate 3d Bottom plate 3e Locking part 3f Locking part 3f Base plate 5 Decorative cover 5a Stay 6 Back plate 7 Scallop 7a Notch 7c Groove portion 8 Shelf plate 9 Top plate 10, 11 Storage region 12 Lock mechanism 13 Lock groove 14 Driver 14a Operation portion 14c Locking groove 15 Insertion portion 16 Sliding Part 17 Movement groove 18 Sliding surface 19 Sliding groove 20 Concave groove 21 Flange part 22 Partition plate 23 Insertion groove 24 Shielding plate 25 Guide groove 26 Engagement part 27 閂 Insertion lock guide body 28 閂 Insertion lock 29 Cut part 30 Pull hole 31 Opening / closing door 32 Pull handle 33 Locking portion 34 Cover body 34a Projection 34b Pull handle 35 Axis 37 Shielding body 38 Spring body 39 Other member 40 Click mechanism 41 locking grooves 50 Furniture 51 first lead portion 52 second lead portion 52a engaging means 53 oblique 傾板 54 take-out portion 55 closing cover 56 locking mechanism

Claims (6)

In the drawer portion locking device of the container 1 having a plurality of drawer portions, a plurality of drawer portions arranged in parallel in the lateral direction, a lock groove 13 formed in the bottom plate of each drawer portion, and the shelf plate 8 of the container body 1 A long and narrow insertion groove 23 formed in the insertion groove 23, a long and thin drive body 14 disposed in the insertion groove 23, and a spring body 38 that raises and lowers the drive body 14 with respect to the shelf plate 8. The depth of one drawer part (other drawer part 3) is shallower than the depth of the container 1, and this one drawer part (other drawer part 3) is pushed further into the back than the normal closed position. When the drive body 14 is retracted into the insertion groove 23, the lock of the specific drawer portion 2 is thereby released . In the drawer 1 locking device of the container 1 having a plurality of drawers arranged side by side in the lateral direction, one drawer part (the other drawer part 3) that can be pulled out to the front side and a flat area from the one drawer part are provided. A small specific drawer portion 2, a U-shaped elongated guide groove 25 provided on the bottom plate 2d of the specific drawer portion 2 and having one end continuous to the end of the bottom plate, and the shelf plate of the container 1 8, a hooking portion 26 that engages with the guide groove 25, and a shielding plate 24 that is fixedly provided on the front side of the specific pulling portion 2, and the one pulling portion (the other pulling portion 3). Is completely pulled out from the container 1, and the specific drawer portion 2 is moved along the guide groove 25 to pull out the one drawer portion (the other drawer portion 3) to make the specified region 11 empty. The drawer portion 2 is pulled out, whereby the specific drawer portion 2 is moved forward. Lead part locking device, characterized by being configured to put out comes. The drawer part locking device according to claim 2, wherein the specific drawer part 2 is inserted between the specific drawer part 2 and the shielding plate 24 when the specific drawer part 2 is in the accommodated state in the container 1. A drawer lock device comprising: a lock 28 for locking the forward / backward movement of the drawer section 2 . The drawer part locking device according to claim 2 or 2, wherein two sets of the guide groove 25 and the engaging part 26 are provided . In the drawer lock device of the container 1 having a plurality of drawers, a plurality of drawers arranged side by side in the lateral direction, a cover body 34 disposed on the front surface of the specific drawer 2, and other drawers 3 A rotatable drive body 14 is provided between the open / close door 31 provided on the front surface of the housing body 1 and the shelf plate 8 of the container 1 in the vertical direction and locks one end of the cover body 34 in a locked state. When the door 31 is in the closed position, the driving body 14 abuts against the end of the door 14 and is prevented from rotating, and can be rotated when the door 31 is in the open position. A drawer part locking device, wherein the locked state of the body 34 is released and the particular drawer part 2 can be pulled out . 6. The drawer portion locking device according to claim 5, wherein the specific drawer portion 2 is configured to have a shorter length than the other drawer portions 3, and a shield 37 disposed on the front side thereof, and the specific drawer portion. A pair of locking grooves 41 provided on the scallop 7 and the partition plate 22 that sandwich the portion 2 to lock both ends of the shielding body 37, and a spring body 38 disposed in one locking groove. Then, by pressing one end of the shield 37 against the spring body 38, the other end is detached from the locking groove and removed from the container 1, thereby allowing the specific drawer 2 to be pulled out. A drawer lock device characterized in that it is configured to be possible .

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