CN2475782Y

CN2475782Y - Lock device with replaceable lock cylinder

Info

Publication number: CN2475782Y
Application number: CN 01219502
Authority: CN
Inventors: 张学良
Original assignee: Individual
Current assignee: Individual
Priority date: 2001-04-13
Filing date: 2001-04-13
Publication date: 2002-02-06
Anticipated expiration: 2011-04-13

Abstract

A lockset of whose lock core can be changed comprises a lock seat which is fixed on a cabinet, a lock core which is penetrated and arranged in the lock seat, a flexible clip which is buckled at the lock seat circumference and stretches into the lock seat by a contact part, and a universal key. A concave slot which is used for stopping the contact part of the flexible clip is concavely arranged at the lock core circumference. A block sheet is arranged in the concave slot by radial direction. Besides, a support part which can support the block sheet outward is arranged at the circumference of the universal key. When the universal key is plugged and rotated in the lock core, the lock core can be pulled out just at the block sheet pushes the contact part of the flexible clip outward. By using the utility model, the lock cores of different locksets can be mutually changed and assembled, thus, other person can not instantly open the lock with the right key, which provides more safety.

Description

The lockset of replaceable core

The utility model relates to the lockset of the replaceable core of a kind of field of lockset, particularly relate to a kind of core of each lockset of system's cabinet that makes and change assembling mutually, allow other people can't be at once with correct key operated and can prevent the structure design that other people open lockset arbitrarily with key, thereby have more the lockset of the replaceable core of safety.

Since in the family or system's kitchen cabinet of office be placed with some vital documents or valuables, so must establish with the lockset lock, and with special messenger's keeping key, to prevent that other people from opening arbitrarily, but the key storage person can forget to carry key unavoidably or lose key and can't open sometimes, at this moment, promptly need to ask the locksmith with the unlocked by universal key cabinet, another day is key operated to back up again, yet, though solved the problem of opening cabinet for the moment, if but key is had the inclination the personage and is picked up and obtain or when losing because be stolen, this burglar very easily opens cabinet (general complete lockset reaches can engrave identical number on the key, checks use for the user) according to the number that is engraved on key and the lockset, therefore, if when being placed with the cabinet key loss of vital document, no matter whether can be key operated, almost to change lockset and key and can guarantee safety, yet spend an expense thus again to back up.This shows that above-mentioned existing lockset still has many defectives, and the assistant officer waits to be improved.

When losing in view of the key of above-mentioned existing lockset existence, promptly need to change lockset and the defective of the expense of deriving, the design people is based on abundant practical experience and professional knowledge, actively studied innovation, through constantly research, design, and after studying sample and improvement repeatedly, create the utility model finally.

Main purpose of the present utility model is, overcome the defective that existing lockset exists, and a kind of lockset of novel replaceable core is provided, make it have the core that can make each lockset and change assembling mutually, and allow other people can't be at once with correct key operated effect.

The purpose of this utility model is to be realized by following technical scheme.Lockset according to a kind of replaceable core that the utility model proposes, be provided with lock and core, it comprises: the lock of a hollow, this lock is provided with the cylindrical shell that an inside is provided with storage tank, radially be concaved with recessed edge at cylindrical shell away from this end periphery of opening, on this recessed edge, be provided with one communicate with storage tank wear groove; One button is located at the elasticity clip of the recessed edge of lock, and this elasticity clip is provided with and is placed through wearing groove and stretching into the interior contact part of storage tank of recessed edge; One places the core in the storage tank that is assembled in lock, this core is at this side periphery towards lock inside, be provided with a ring corresponding to the position, contact part of elasticity clip and be radially recessed and for the groove that the contact part is stretched into, radially planting on this groove in addition is provided with the clip that a clip can outwards be conflicted by master key; One cooperates the master key that is placed through core, and the free-ended side of this master key is provided with one can be with the supporting part of clip ejection outward.When being inserted in the core, rotates by master key, and can be so that the contact part of clip ejection elasticity clip makes master key pull out together with core.

The utility model compared with prior art has tangible advantage and good effect.By above technical scheme as can be known, the lockset of the replaceable core of the utility model, it comprises one in order to be fixed in the lock of cabinet, one is placed through the core of lock inside, one button is located at the lock periphery and is stretched into the elasticity clip and a master key of lock inside with a contact part, wherein, the core periphery is concaved with the groove of placing restrictions on for the contact part of elasticity clip, and in groove, radially placed clip, all sides with master key are provided with the supporting part that clip outwards can be shored in addition, when being inserted in the core, rotates by master key, and when making clip, promptly core can be pulled out outward the contact part outside ejection of elasticity clip.Structure design of the present utility model can be changed the core of the lockset of cabinet, and allow the user after changing core, and then can prevent other people directly with correct key operated lockset, and the safety that can improve classified papers.

In sum, the lockset of the replaceable core of the utility model, it has the core that can make each lockset and changes assembling mutually, and allow other people can't be at once with correct key operated effect, and its structure does not see existing product again, can change core arbitrarily, and make classified papers have safety, have more technological progress, no matter it structurally or bigger improvement is all arranged on the function, and produced handy and practical effect, and have the effect of enhancement really, thereby being suitable for practicality more, really is a new and innovative, progressive, practical new design.

Concrete structure of the present utility model is provided in detail by following examples and accompanying drawing thereof.

Fig. 1 is an exploded perspective schematic diagram of the present utility model.

The structure section schematic diagram of Fig. 2 when to be the utility model with normal key plant.

The combining structure generalized section of Fig. 3 when to be the utility model with normal key plant.

Fig. 4 is the structure section schematic diagram of the utility model when planting with master key.

Fig. 5 is the combining structure generalized section of the utility model when planting with master key.

(10) lock (11) pedestal

(12) cylindrical shell (13) storage tank

(14) recessed edge (141) perforation

(20) core (21) locking plate

(22) lockhole (23) groove

(231) wear groove (24) clip

(30) elasticity clip (31) contact part

(A) general key (B) master key

(b) supporting part

Below in conjunction with accompanying drawing and preferred embodiment, to its concrete structure of lockset, feature and effect thereof according to the replaceable core that the utility model proposes, describe in detail as after.

See also shown in Figure 1, the lockset of the replaceable core of the utility model, comprise that one is placed through the inner core (20), of lock (10) in order to the lock (10), that is fixed in cabinet and buckle an elasticity clip (30) and the master key (B) being located at lock (10) periphery and partly stretching into lock (10) inside, wherein:

This lock (10), has a pedestal (11) that is fixed in cabinet, extend a cylindrical shell (12) from this pedestal (11) surface, the center of cylindrical shell (12) is provided with the storage tank (13) that is through to pedestal (11), radially be provided with a recessed edge (14) at contiguous this end of pedestal (11) of cylindrical shell (12) in addition, go up and be provided with the perforation (141) that communicates with the storage tank (13) of cylindrical shell (12) at recessed edge (14);

This elasticity clip (30), be to be a C type ring body, its stage casing is provided with a contact part (31) towards this lateral bending system of elasticity clip (30) center, when elasticity clip (30) button is located at the recessed edge (14) of cylindrical shell (12), the perforation (141) of being located at recessed edge (14) can be passed in this contact part (31), and protrudes into the storage tank (13) interior (as shown in Figure 2) of cylindrical shell (12);

This is placed through the interior core (20) of storage tank (13) of lock (10), itself and existing product are similar, it is the cylinder that is provided with several locking plates (21) at the periphery Boulez, and be provided with a lockhole (22) that places for key at the center of core (20), and core (20) is towards inner this side periphery of lock (10), be provided with a ring corresponding to the position of the contact part (31) of elasticity clip (30) and be radially recessed groove (23), on groove (23), be provided with in addition one run through perisporium wear groove (231), other is provided with a clip (24) and is placed through this and wears groove (231).

Please consult Fig. 2, shown in Figure 3 simultaneously, this elasticity clip (30), its contact part (31) be pass cylindrical shell (12) recessed edge (14) perforation (141) and stretch in the storage tank (13), and the be positioned at core just groove (23) of (20) can't be deviate from core (20).

And when the lockhole (22) that is placed through core (20) with general key (A) is inner, the length of this general key (A) also is unlikely to reaching clip (24), rotates with the contact part (31) of its groove (23) along elasticity clip (30) and can drive core (20).

And when general key (A) is lost, must the locksmith open with Fig. 1 and master key (B) shown in Figure 5, this so-called master key (B), tooth portion with distribution comparatively dense, to hold the locking plate of each lockset, and for the position, contact part (31) corresponding to elasticity clip (30), and the free-ended side of master key (B) is set to longer than general key (A), to form a supporting part (b), when the lockhole (22) that inserts core (20) with master key (B) is inner, master key (B) is except shoring the locking plate (21) of core (20) periphery, with supporting part (b) clip (24) is shored outward again simultaneously, in the time just will opening lockset (10) with master key (B), driving core (20) rotation with master key (B) gets final product, if and when desiring to change the core (20) of each cabinet, then master key (B) is rotated slightly together with core (20), make clip (24) rotate to position, the contact part (31) of elasticity clip (30) (as the solid line of Fig. 4 and shown in Figure 5), can be with contact part (31) ejection outward, and no longer be fastened on the groove (23) of core (20), master key (B) can be pulled out outward together with core (20), pull out the core of other cabinet of same system more in this way, can change core mutually, the burglar of stealing key can't directly be opened with key.

The above, it only is preferred embodiment of the present utility model, be not that the utility model is done any pro forma restriction, every foundation technical spirit of the present utility model all still belongs in the scope of technical solutions of the utility model any simple modification, equivalent variations and modification that above embodiment did.

Claims

1, a kind of lockset of replaceable core is provided with lock and core, it is characterized in that it comprises:

The lock of one hollow, this lock is provided with the cylindrical shell that an inside is provided with storage tank, radially is concaved with recessed edge at cylindrical shell away from this end periphery of opening, on recessed edge, be provided with one communicate with storage tank wear groove;

One button is located at the elasticity clip of the recessed edge of lock, and this elasticity clip is provided with and is placed through wearing groove and stretching into the interior contact part of storage tank of recessed edge;

One places the core in the storage tank that is assembled in lock, this core is at this side periphery towards lock inside, be provided with a ring corresponding to the position, contact part of elasticity clip and be radially recessed and for the groove that the contact part is stretched into, radially planting on this groove in addition is provided with the clip that a clip can outwards be conflicted by master key;

One cooperates the master key that is placed through core, and the free-ended side of this master key is provided with a supporting part with clip ejection outward.