CN2200026Y

CN2200026Y - Interlock latch core structure of Lock Brand type lockset

Info

Publication number: CN2200026Y
Application number: CN 94224879
Authority: CN
Inventors: 李灿辉
Original assignee: Individual
Current assignee: Individual
Priority date: 1994-07-29
Filing date: 1994-07-29
Publication date: 1995-06-07
Anticipated expiration: 2004-07-29

Abstract

The utility model relates to an interlocking latch core structure of a lock brand type lockset, which comprises a latch core body, a latch core sleeve barrel, a plurality of lock brands and a key, wherein, flaky slotted holes having predetermined number are penetrated in the latch core body in a radial direction which is vertical to the shaft line of the latch core body, the flaky slotted holes are arranged alternately, a circular keyhole is dug in the shaft line. A plurality of latch holes are arranged in the hole surface of the inner diameter of the latch core sleeve barrel. A plurality of lock brands are provided with two arched outer edges, elastic slide ways are arranged in the flaky slotted holes of the lock core body, and the center of a clamping latch lockset is penetrated with a long hole connected with acuminate unlocking sheets. The key is a circularle rod body corresponding to the keyhole of the latch core body, concave holes are dug in the positions and the heights of the acuminate unlocking sheets of all lock brands, and the key is inserted in the keyhole of the latch core body to close a positioning deflecting convex block, and the lockset is unlocked after the latches of the latch core body and the latch core sleeve are released.

Description

Interlock latch core structure of Lock Brand type lockset

The utility model relates to a kind of lock core structure of staggered breech lock of lock plate type lockset, more particularly, is meant a kind of vertical what lockset axis especially and the lockset of the lock core structure of many lock board breech locks of being crisscross arranged.

Press, known general lock plate type lockset (as shown in Figure 1, 2) commonly used, its vertical core body (A) axis is radially single file and wears most sheet slotted eyes (A1), lock board (B) and all insert one in each sheet slotted eye (A1), and bearing a spring (B1) outwards ejects, the latch piece (B2) that makes each lock board (B) spring (B1) side is inserted lock barrel sleeve (C) correspondence and is dug the latch hole (C1) of establishing, and side is connected with another latch piece (B3) in addition.This each lock board (B) center wears a slotted hole (B4), slotted hole (B4) lateral margin in latch piece (B3) side inwardly extends a pointed unlock chip (B5), make each lock board unlock chip (5) make different height, to change the different keys of unblanking (D), and on core body (A) axis, be provided with a pancake keyhole (E), respectively establish a sliver (E2) on two vertical walls (E1) of this keyhole (E), insertion that each shrinkage pool of unblanking (D1) of guiding key (D) is correct and aligning are respectively locked the unlock chip (B5) of board (B), unlock chip (B5) with the identical respective heights of the different degree of depth, make the latch piece (B2) of each lock board (B) shift out lock barrel sleeve latch hole (C1) fully and in the retraction core body (A), can open locked object spare by revolving plug body (A) interlock lock bolt.

Yet, be not difficult to find that the lock plate type lockset of commonly using only is the unlock chip of respectively locking board (B5) that relies on single file, change the unlatching of lockset with different height, and the opening or jaw closing movement of unlock chip (B5) or latch piece (B2), all be on same actuating wire, the all too sky is easily stretched into to press in the keyhole (E) by thieves or robbers who act under cover of night's tool using such as steel wire or steel disc and dials, to feel the high and low position of this each lock board (B) unlock chip (B5), just can pry open lockset soon, so that the function of what forfeiture lockset locking; Again, pancake key (D) must be held positive direction could insert core body (A), and this directive operation is felt very much inconvenience.

Have the mirror what this, this case creator detailed thinks to consider carefully, and long-pendingly specializes in the experience that lockset is made for many years, several times trial-production experiment, thereby create a kind of lock core structure of staggered breech lock of lock plate type lockset.

That is, primary and foremost purpose of the present utility model is the lock core structure that a kind of staggered door lock of lock plate type lockset is provided at what, and it is the two lock vertical core body axis of board that many lock board whats is adjacent and is staggered, makes the locking maintainability that improves lockset.

A time purpose of the present utility model is the lock core structure that is to provide a kind of staggered breech lock of lock plate type lockset, and it can make key use the circular body of rod to make the structure of symmetry, with convenient insert lockset open or locking is employed.

A purpose more of the present utility model is the lock core structure that is to provide a kind of staggered breech lock of lock plate type lockset, and it inserts in any orientation that key only need rotate can involutory correct lockset position of coupler less than 180 degree, easy to operate simple and direct.

For making the utility model distincter, lift a possible embodiments now, and cooperate appended all graphic with regard to detailed description as backs such as its structure and characteristics:

Fig. 1 is a part exploded perspective view of commonly using the lock plate type lockset.

Fig. 2 is the section constitutional diagram of Fig. 1.

Fig. 3 is a three-dimensional exploded view of the present utility model.

Fig. 4 is a combination section of the present utility model.

Fig. 5 is the cut-away view of Fig. 4 I-I direction.

Fig. 6 inserts the cut-away view of correct key unlocking for the utility model.

Fig. 7 is the cut-away view of Fig. 6 II-II direction.

Fig. 8 is the cut-away view of Fig. 6 III-III direction.

Fig. 9 is the cut-away view of Fig. 6 IV-IV direction.

Figure 10 is the cut-away view of Fig. 6 V-V direction.

Figure 11 is another embodiment schematic diagram of the utility model key front end.

Figure 12 is an embodiment schematic diagram again of the utility model key front end.

Shown in Fig. 3-5, the lock core structure of the staggered breech lock of lock plate type lockset provided by the utility model is by a core body (1), a lock barrel sleeve (2), and most lock boards (3), a key (4) is formed by combining.Wherein this core body (1) external diameter front end is connected with a flange (11), the inner edge appropriate location of flange (11) is connected with a block (111), and nearly external diameter tail end digs and is provided with sheathed one " C " the type clasp of an annular groove (12) (121) and this flange (11) can be held in core body (1) limit in this lock barrel sleeve (2).

This core body (1) digs from the axis (10) of front end and establishes a round key hole (13), and this keyhole (13) the inner is connected with a location and dials and change projection (14).This core body (1) radially and symmetry be penetrated with most sheet slotted eyes (15) perpendicular to the axis (10) of this core body (1), and each adjacent sheet slotted eye (15) is to be staggered, and digs in its both-side opening end central authorities year and establishes a hole (a 151) energy ccontaining tension spring (16).This core body (1) tail end is connected with a swinging plate (17), can open or be opened or locking with the lock bolt of start lockset by interlock during lock operation in this core body (1).

This lock barrel sleeve (2) front end is connected with a bezel ring, (21), its inner diameter hole (22) front-end edge digs an annular groove (23) cover should the flange (11) of core body (1) flushes approximately, the rearward end external diameter is provided with screw thread (24) and screws togather a nut (25), be folded in the perforation (F1) of locked object (F) with this bezel ring, (21), and end edge (26) blocks button and is held in " C " type clasp (121) in this core body (1) tail end annular groove (12), make this core body (1) be limited in interior can the rotation of inner diameter hole (21) of this lock barrel sleeve (2), and inwardly dig the stopper slot (27) of establishing a part of circle in this annular groove (23) and swim should core body (1) block (111) by start.The hole wall (221) of this lock barrel sleeve inner diameter hole (22) is gone up the latch hole (28) that is provided with number is dug in orientation that should each sheet slotted eye (15) both-side opening end of core body (1).

This each the long of lock board (3) holds outer rim to equal small in this core body (1) external diameter accordingly, and to should lock barrel sleeve (2) internal diameter hole wall latch hole (28) width to make two arc edge latch pieces (31) wide, make these two latch piece (31) both sides be the together shoulder of radian (32), slightly be same as the width of this core body (1) sheet slotted eye (15) and sliding respectively placing in it at short end.The center of this each lock board (3) wears a slotted hole (33) and builds mutually with the line of centres of this arc edge latch piece (31) and close, and the width on its narrow limit pact is identical with the internal diameter of this core body keyhole (13), thinks placing of this key (4).

These slotted hole (33) one long ora terminalis dig to the latch piece (31) of this side and establish a groove (34) and be nested with this tension spring (16), the latch piece (31) of this groove (34) side is often inserted in the latch hole (28) of this lock barrel sleeve (2), and shoulder (32) top of this each lock board (3) terminates on the inner hole wall (221) of this lock barrel sleeve (2), and this latch piece (31) card is fastened with a bolt or latch between this core body (1) and lock barrel sleeve (2) and the operation that block rotates, to reach the state of lockset locking, another long ora terminalis of this slotted hole (33) is established a pointed unlock chip (35), and the pointed unlock chip (35) of each lock board (3) is to make different height, to change the permutation and combination of this key (4).

The circular body of rod (41) that the corresponding core keyhole of this key (4) (13) is made, and correspondence respectively the orientation of this lock board (3) and pointed unlock chip the position and highly dig the shrinkage pool (42) that is provided with number, and its front end is provided with a guide groove (43) and a conical surface (44), make this key (4) insert the pointed unlock chip (35) of each lock board (3) of energy jacking, and when this guide groove (43) to should just the coincideing pointed unlock chip (35) of its correspondence of each shrinkage pool of this key (4) (42) is dialled when changeing projection (14) in the location that core body (1) the inner is connected with.

When inserting correct key (4), each lock board (3) is moved on the conical surface (44) top of this key (4) pointed unlock chip (35), and should dialling, the location changes projection (14) in this key (4) guide groove (43) cover, make each pointed unlock chip (35) its corresponding shrinkage pool (42) (shown in Fig. 6 solid line) that coincide, reach the latch hole (28) that each lock board (4) is moved apart this lock barrel sleeve (2) at the latch piece (31) of tension spring (16) side, and make the complete retraction of each lock board (4) in this core body (1), be unlocking condition (with reference to Fig. 6 to reach this core body (1) and lock barrel sleeve (2), 8, shown in 9 figure).

When rotating this key (4) with this core body (1) of interlock and swinging plate (17), can operate that lockset leaves or the action of locking, but by stopper slot (27) this block of block (111) rotation of this lock barrel sleeve (2), with the anglec of rotation of unblanking (shown in Fig. 7 figure) of formulating this core body (1).The utility model this each lock board (3) is perpendicular to this core body (1) axis (10) and the setting that is staggered at its adjacent two lock board, can increase the variation permutation and combination of the key of unblanking (4) and the maintainability of raising lockset.

Another embodiment of the utility model is the identical shrinkage pool (42) of respectively locking pointed unlock chip (35) position of board (3) of this key (4), dig at its body of rod (41) offside and to establish identical shrinkage pool (42a) (shown in Fig. 3 figure key (4) imaginary line), then this key (4) just can have identical unlatching effect turning over turnback, this key (4) front end and this core body (1) keyhole (13) the inner then increase system as Fig. 6 simultaneously, shown in the 10 figure imaginary lines and former guide groove (43), dial former location changes projection (14) symmetrically arranged another guide grooves (43a) and another location group commentaries on classics projection (14a); Or this key (4) front end and this keyhole (13) the inner can be made into shown in Figure 11 figure with identical two projections (14b) of symmetry and two guide grooves (43b) are staggered matches, but for or not size or shape person, can each 180 degree upset promptly correctly locate this key (4) and separate and subtract door bolt to dial turn-off lock locked object spare (F); Or this key (4) front end is made the inclined guide groove (43c) of two groups of symmetrically arranged different in width or shape and is faced and slightly is the cross profile, can be when key (4) inserts, this inclined guide groove (43c) have picking-up respectively this pointed unlock chip of lock board (3) (35) be unlocking condition, and and the location that is connected with of the inner correspondence of this core body (1) keyhole (13) dial and change involutory group of turn-off lock of projection (14c).

In sum, the disclosed structure of this case creation embodiment, its each lock board of combination that can be staggered with the vertical lockset axis of each adjacent sheet slotted eye, with the high maintainability lockset that provides more difficult use thoughts and feelings to pry open, this is unblanked can be provided with on the key symmetrical shrinkage pool symmetry location and dials commentaries on classics projection and conduit in addition, after making arbitrary orientation insert key, can unblank to reverse lockset by involutory lockset position of coupler less than the rotation of 180 degree; Again, each hole on this core body and the lock barrel sleeve, protrusion, groove etc. can be one-body molded with mould, and brought into play the structure of more simplifying, and cooperate the most simple and convenient operation.

Claims

1, a kind of lock core structure of staggered breech lock of lock plate type lockset, it comprises:

One core body, vertically its radial axis wears most sheet slotted eyes, and each adjacent sheet slotted eye system is staggered, and digs on this axis and be provided with a round key hole, and its tail end is provided with the swinging plate of unblanking;

One lock barrel sleeve, fit and limit are held rotatable this core body in ground, and the latch hole of establishing with number is dug in the sheet slotted eye both-side opening end orientation of the corresponding core body of its inner diameter hole face;

Most lock boards, to should core body diameter and sheet slotted eye width thereof, make two arc outer rims with this lock barrel sleeve latch hole, and flexible each sliding putting in this core body plate shape groove, its center is equipped with slotted hole and is provided with pointed unlock chip, and the different height of each pointed unlock chip system system, the permutation and combination of unblanking with variation;

One key, to should being the round bar body by core body keyhole, and the position of the pointed unlock chip of each lock board and highly dig and be provided with shrinkage pool, it is characterized in that:

Vertical its axis is equipped with the sheet slotted eye of predetermined number with the sliding lock board of putting this predetermined number on this core body in different azimuth, and at each adjacent sheet slotted eye is the setting that is staggered, and on its axis, dig and establish a round key hole, and keyhole the inner is provided with the two location group commentaries on classics projection of symmetry.

On this lock barrel sleeve inner hole wall to should the core body respectively should vertical its axis, and two adjacent being staggered are dug the latch hole of establishing with number at two beginnings of sheet slotted eye;

This key system is to the rounded body of rod of this core body keyhole, dig the shrinkage pool that is provided with appropriate depth to position that should each lock board pointed unlock chip on its Du's body, and on the offside body of rod of each shrinkage pool, dig and establish identical shrinkage pool, when being inserted, this key Rotate 180 degree still has the identical effect of unblanking, and third location that should core body key the inner dialled change projection and dig and be provided with two guide grooves, so that this key inserts this core body keyhole, can open lockset with the door bolt button of removing this core body and this lock barrel sleeve.

2, the lock core structure of the staggered breech lock of lock plate type lockset according to claim 1, it is characterized in that the two location group commentaries on classics projection that this core body keyhole the inner is connected with is to make symmetry identical two projections and two guide grooves with two involutory guide grooves of this key lever front end, but be different size or shape, make in any orientation and insert this key, rotating this key can involutory correct lockset position of coupler less than 180 degree.

3, the lock core structure of the staggered breech lock of lock plate type lockset according to claim 1, it is characterized in that this key front end to make the inclined guide groove of two groups of symmetrically arranged different in width or shape and face slightly being the cross profile, can be when this key inserts, this inclined guide groove has respectively this pointed unblanking of lock board and moving respectively in this core body of the complete retraction of this lock board of picking-up, and and the inner correspondence of this core body keyhole be provided with the location and dial that to change projection involutory and group turn-off is locked.