CN201241523Y - A kind of drawer coded lock - Google Patents

Abstract

The utility model relates to a kind of drawer lockset, especially relate to the lockset of using on a kind of drawer that accesses to your password, it is made up of lock box device, cipher control part, connector three parts, the lock box device comprises locking closure, dead bolt, lock box again, cipher control partly comprises lock core device, lock tube, pin, dial password, lock core device can rotate, and drives dead bolt and locks and unblank.

Description

A kind of drawer coded lock

Technical field

The utility model relates to a kind of drawer lockset, especially relates to the lockset of using on a kind of drawer that accesses to your password.

Background technology

Lockset be during people live must one of instrument, in the present lockset world, multifarious, abundant in content, from the door lock to the lock, be locked into the remote control lock from password, be locked into electronic lock from machinery, each has something to recommend him, have their own characteristics each, each lock also has specific purposes, but many defectives are also arranged.The drawer of occasion such as family, office mostly belongs to individual privacy, has both needed safety, requires again to unblank conveniently.

As the patent No. is that one kind of 95244206.X is made of locking face, lock core, push button and dead bolt, lock core is installed in the inboard of locking face, and locking face is a metal sheet, and upper-lower position is to exposing outside digital disk and push button in the middle of the metal sheet, dead bolt is a cylindrical shape, there are digital disk and push button in the front of lock, and its structure and the utility model are different, and it adds a push button after password is set, the utility model does not need push button, and its dead bolt is cylindrical shape, because the drawer lock body was smaller originally, its dead bolt cross section is too little; It as the patent No. a kind of password drawer-lock of 98204196.9, mainly form by lock body, knob, button, clamp, gear ring, thumb wheel dead bolt, the between cog that is distributed in gear ring by n clamp in the lock body is fan-shaped array, adopt knob to sign indicating number, the button input structure, its mode and the utility model that password is set differs widely.

03219744.6 1 kinds of intelligent drawer-locks of the patent No. and for example, a side of lock body is provided with surface-mounted integrated circuit, and motor is housed in the lock body, owing to need use power supply, practicality is also bad in actual life; The patent No. is 200420040501.4 a kind of antitheft drawer-lock for another example, and it mainly is that lock core is positioned at the drawer outside face and is provided with antitheft installing plate, does not adopt password figure dish structure.

Summary of the invention

The purpose of this utility model is, a kind of compact conformation is provided, and the similar pellet shot from a slingshot drawer-lock of profile is established and used mechanical cipher, and is easy for installation, a kind of drawer coded lock that password can be changed.

Above-mentioned technical problem of the present utility model is mainly solved by following technical proposals: this lock comprises lock box device, cipher control part, connector three parts, and the lock box device comprises locking closure, dead bolt, lock box again; Dead bolt is arranged in the lock box, and locking closure is close to the dead bolt spiral-lock on lock box, and three parts are parallel assembling substantially; Lock box four frames become closed, and wherein upper side frame is provided with breach, and breach is a rectangle, passage when being dead bolt work, lock box inside is provided with two muscle, provides guiding for dead bolt moves up and down, lock box four angle locking closure directions are provided with four small columns, and small column is provided with aperture, rivets with locking closure; A through hole is respectively established in both sides, lock box middle part, is used for wearing bolt and lock tube links, and the bottom is provided with a through hole, is used to wear the drawer plate that screw is being used; The work tongue size of dead bolt and the notch size matched in clearance of lock box, want activity freely, the position of two set bolts is reserved in the dead bolt both sides, the middle part size of dead bolt is littler than distance between the logical screw in both sides, lock box middle part, and the dead bolt medium position is opened a locking bar groove, and eccentric locking bar is mated, be provided with breach in the middle of the bottom, its gap position and size are suitable with the logical screw that establish the lock box bottom, when the pin box device, allow screw pass through smoothly; Dead bolt down gap both sides are provided with two clubfoots, it is suitable that its clubfoot height and locking closure compress after the lock box spacing between the dead bolt and locking closure, plays a part to locate, and the middle part horizontal direction is provided with the slotted hole suitable with lock tube, during assembling, lock tube part appearance and size will be passed locking closure.

As preferably, described cipher control partly comprises lock core device, lock tube, pin; One end of lock core device is provided with handwheel, the handwheel middle part is provided with three groups of 0-9 numerical ciphers dishes, combination disk is provided with the password area seat, numerical ciphers dish and assembly thereof are fixed together by password area seat and handwheel, circle also can be arranged in password area seat outside, keep certain interval between external diameter and the handwheel internal diameter, after assembling with lock tube, the outer ring of lock tube and handwheel are inlayed mutually and are rotatable, the middle part of lock core device is provided with lock bar seat, the other end is provided with locking bar, locking bar has off-centre on the lock bar seat central axis, its eccentric size and dead bolt work tongue size are suitable, and the circular hole size that the external diameter of lock bar seat and locking closure centre are provided with is suitable, lock bar seat will pass the locking closure centre bore, lock bar seat is provided with groove, and the width depth dimensions of groove and the size of pin are suitable, and the locking bar well width that the radial dimension of locking bar and dead bolt medium position are opened is suitable, and certain clearance is arranged, locking bar slides freely in groove; After the assembling of lock core device and lock tube, by the pin location, just during rotational lock core, lock core can rotate, but can not pull out.

As preferably, described lock tube one end is a tubulose, the handwheel endoporus of its external diameter and lock core device is suitable, gap between its thickness and password area seat outside and the handwheel internal diameter is suitable, as mentioned above, the needs that cooperate are inlayed mutually with handwheel in the outer ring of lock tube, the lock tube other end is that cylinder is provided with four projections that wait external diameter outward, two long two is short, symmetrically, two long projections are axially arranged with screw, distance is suitable between the logical screw of distance between its screw and both sides, lock box middle part, whole handle is locked in by after the tension of two bolts, other adds the six-freedom degree that a screw just can be eliminated lockset, easy for installation, the slotted hole that the radially excircle dimension of two long projections and locking closure middle part horizontal direction are opened is suitable, the axial length of short projection is 1/3rd to 1/2nd of the axial length of long projection, not only economize material, carry out easily when also making the assembling of lock tube and drawer plate hole, two short projections radially be provided with pin-and-hole, the diameter of its pin through hole and the external diameter of pin are suitable, be provided with certain magnitude of interference, the distance of pin-and-hole and tubulose end face is suitable with groove and handwheel end face distance on the lock bar seat, pin through hole and lock pin can be established two, and the lock tube axial centre is provided with through hole, and the external diameter of its aperture and lock bar seat is suitable, leave the gap, it is free that lock core is rotated.

Therefore, the utility model is a kind of reasonable in design, secret good reliability, and is easy for installation, maneuverable drawer coded lock.

Description of drawings

Fig. 1 is a kind of structural representation of the present utility model.

Fig. 2 is a lock box structural representation of the present utility model.

Fig. 3 is a lock tube structural representation of the present utility model.

Fig. 4 is an assembling embodiment schematic diagram of the present utility model.

The specific embodiment

Below by embodiment, and in conjunction with the accompanying drawings, the technical solution of the utility model is described in further detail.Referring to Fig. 1,2,3,4, this drawer coded lock comprises lock box device (1), cipher control part (2), connector (11) three parts, wherein lock box device (1) comprises locking closure (3), dead bolt (4), lock box (5), other adds two bolts, locking closure (3), dead bolt (4), after each component processing of lock box (5) is intact, earlier dead bolt (4) is put into lock box (5) inside, dead bolt is to breach, during making, we have considered the cooperation between the parts, and each main cooperation place all is provided with anchor point during assembling, has plenty of the plane, have plenty of cambered surface or other form, after lock box (5) compresses locking closure (3), carry out riveting dress or connect with screw, when dispatching from the factory, three parts are lock box devices (1) of one; Cipher control part (2) comprises lock core device (7), lock tube (6), pin (8), three groups of 0-9 numerical ciphers dishes are arranged on the lock core device (7), locking bar, lock bar seat, open a groove on the lock bar seat circumference, when lock core device (7) passes lock tube (6), locate with pin (8), pin (8) is established 1 piece, it is full of with the pin-and-hole employing on the lock tube (6) and cooperates, and stretches into groove end and groove width matched in clearance on the lock bar seat circumference, after pin (8) is fixing, lock core device (7) is free to rotate in lock tube (6), but because the effect of pin (8) can not separate both.

During on-the-spot the use, as long as cipher control part (2) is inserted in the hole of holding successfully on the drawer plate, by lock tube (6) part location, again two screws of lock box device (1) are alignd with lock tube (6), note the direction of dead bolt (4), tight a bolt, a more unique screw is fixed on lock box device (1) on the drawer plate.

Password area is established zero device, and the user sets own password establishing after zero, all transfer 0,0,0 before generally dispatching from the factory, and during use, after password pulled out correctly, lock core device (7) can rotate, and the locking bar drive dead bolt (4) by off-centre moves downward, and opens lock; Open a drawer, first rotational lock core device (7) moves upward dead bolt (4), locks drawer, pulls out random password then and gets final product.

The foregoing description is to explanation of the present invention, is not limitation of the invention, any structure after the simple transformation of the present invention is all belonged to protection scope of the present invention.

Claims (3)

1, a kind of drawer coded lock comprises lock box device (1), cipher control part (2), connector (11), it is characterized in that described lock box device (1) comprises locking closure (3), dead bolt (4), lock box (5); Dead bolt (4) is arranged in the lock box (5), and locking closure (3) is close to dead bolt (4) spiral-lock on lock box (5); Described lock box (5) four frames become closed, and wherein upper side frame is provided with breach, and lock box (5) four angle locking closure (3) directions are provided with four small columns, and a through hole is respectively established in the both sides, middle part, and the bottom is provided with a through hole; The notch size of the work tongue size of described dead bolt (4) and lock box (5) is suitable, dead bolt (4) middle part size is littler than distance between the logical screw in both sides, lock box (5) middle part, medium position unlocking rod groove, be provided with breach in the middle of the bottom, its gap position and size are suitable with the logical screw that establish lock box (5) bottom, dead bolt (4) down gap both sides are provided with two clubfoots, and its clubfoot height and locking closure (3) compress lock box (5) spacing between dead bolt (4) and the locking closure (3) is suitable afterwards; Described locking closure is provided with the hole for (3) four jiaos, and it is suitable that its pitch-row and aperture and lock box (5) four angle locking closure (3) directions are offered four small column sizes of folding, and the middle part horizontal direction is provided with and the suitable slotted hole of lock tube (6).

2, a kind of drawer coded lock according to claim 1 is characterized in that described cipher control part (2) comprises lock core device (7), lock tube (6), pin (8); One end of described lock core device (7) is provided with handwheel, the handwheel middle part is provided with three groups of 0-9 numerical ciphers dishes, combination disk is provided with the password area seat, be provided with certain interval between password area seat outside and the handwheel internal diameter, the middle part of lock core device (7) is provided with lock bar seat, the other end is provided with locking bar, locking bar is at the eccentric position of lock bar seat central axis, its eccentric size and dead bolt (4) work tongue size are suitable, the circular hole size that the external diameter of lock bar seat and locking closure (3) centre is provided with is suitable, lock bar seat is provided with groove, the size of the width depth dimensions of its groove and pin (8) is suitable, and the locking bar well width that the radial dimension of locking bar and dead bolt (4) medium position is opened is suitable; Lock core device (7) is connected into a part by pin (8) after assembling with lock tube (6).

3, according to claim 1 and 2 described a kind of drawer coded locks, it is characterized in that described lock tube (6) one ends are tubulose, the handwheel endoporus of its external diameter and lock core device (7) is suitable, gap between its thickness and password area seat outside and the handwheel internal diameter is suitable, the lock tube other end is that cylinder is provided with four projections that wait external diameter outward, two long two is short, symmetrically, wherein two long projections (9) are axially arranged with screw, distance is suitable between the logical screw in both sides, distance between its screw and lock box (5) middle part, the slotted hole that the radially excircle dimension of long projection (9) and locking closure (3) middle part horizontal direction are opened is suitable, the axial length of short projection (10) is 1/3rd to 1/2nd of the axial length of long projection (9), short projection (10) radially be provided with pin-and-hole, the external diameter of the diameter of its pin-and-hole and pin (8) is suitable, the distance of pin through hole and tubulose end face is suitable with groove and handwheel end face distance on the lock bar seat, and the lock tube axial centre is provided with through hole, and the external diameter of its aperture and lock bar seat is suitable.

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