CN202831849U

CN202831849U - Lock

Info

Publication number: CN202831849U
Application number: CN 201220341958
Authority: CN
Inventors: 陈国洪
Original assignee: 陈澄和
Priority date: 2012-02-24
Filing date: 2012-07-14
Publication date: 2013-03-27
Anticipated expiration: 2022-07-14
Also published as: CN202831848U; CN102587729A; CN102747870A; CN102733669B; CN102733669A; CN102747876B; CN102747875A; CN202831850U; CN102747876A; CN102747875B; CN202831840U

Abstract

The utility model discloses a lock. The lock comprises a lock shell and a lock inner container, and is characterized in that a key is inserted in a key hole of the lock inner container, a bumper bar lifting groove which is communicated with the key hole is arranged on one side of the key hole in the lock inner container, and a bumper bar is arranged in the bumper bar lifting groove. A blade hole is further arranged in the lock inner container, a plurality of blades which are tightly connected in the blade hole and can move in the widthways direction in the blade hole are arranged in the blade hole, and a blade inner hole used for being penetrated by the key is arranged in each blade. A blade fixture block is arranged in each blade inner hole, and a blade upper clamping groove used for being clamped and inserted by the bumper bar is arranged in the upper end of each blade. The key drives the blades to move widthways, and the blade upper clamping grooves in the upper portions of the plurality of blades are aligned to form a groove which can be entered by the bumper bar. The bumper bar further comprises a clamping and drawing bar which can be inserted in the groove. The lock is strong in anti-theft performance, quite low in mutual unlocking rate, quite high in secret key amount and convenient to use.

Description

A kind of lock

[technical field]

The utility model relates to a kind of lock, more particularly relates to a kind of blade lock.

[background technology]

At present, traditional spring-free blade locking head generally is comprised of lock gall and shell, blade can rotate certain angle in the lock gall body, each blade is provided with the hole of inserting for key, after key inserts in all vane holes, after the certain angle of key band blade rotary, the bumper bar on the lock gall falls on the blade that snaps onto the blade upper end behind the groove, but key can drive the rotation of lock gall opposite shell and unblank.

The defective that above-mentioned spring-free blade locking head exists is: 1, because blade directly can rotate in the lock gall body, with the easy switch blade of foreign matter, anti-technical opening performance is not fine; 2, in use, blade also can rotate when the external force such as being shaken, and causes the key disunity on the blade, and key needs repeatedly to rotate to insert, and uses very inconvenient; 3, a plurality of vane holes of above-mentioned blade locking head are that processing is inconvenient.

[utility model content]

The purpose of this utility model is to overcome the deficiencies in the prior art part, provides a kind of theftproof performance stronger, and mutual opening rate is very low, and size of key is very high, lock easy to use.

The purpose of this utility model is achieved in that

A kind of lock, it comprises lock housing, lock gall, it is characterized in that being inserted with key in the keyhole of described lock gall, a side of keyhole is provided with the bumper bar lifting groove that communicates with it on the described lock gall, be provided with bumper bar in the bumper bar lifting groove, also be provided with vane hole on the described lock gall, be provided with in the vane hole closely link to each other and can be in vane hole the multi-disc blade of transverse shifting, described every blade is provided with the blade endoporus that interts for key, be provided with the blade fixture block in the described blade endoporus, the upper end of described every blade is provided with draw-in groove on the blade that snaps in for bumper bar, key band moving vane transverse shifting also makes draw-in groove on the blade of multi-disc blade upper end line up a groove that can fall into for bumper bar, but bumper bar also comprises the clip bar in the card entry slot.

Aforesaid a kind of lock is characterized in that described clip bar is provided with the square Access Division that can snap in the draw-in groove on the blade at least; Draw-in groove is square on the described blade.

Aforesaid a kind of lock is characterized in that described blade fixture block comprises fixture block on the blade, and fixture block is lined up fixture block group on some row's blades on the described blade.

Aforesaid a kind of lock is characterized in that on the described blade that fixture block lines up fixture block group on three row's blades, on every row's blade on the blade of fixture block group the position of fixture block all not identical.

Aforesaid a kind of lock is characterized in that on the described blade that the position of fixture block is not identical on the blade on the two adjacent blades in the fixture block group.

Aforesaid a kind of lock is characterized in that the blade fixture block also comprises fixture block under the blade, and fixture block is lined up respectively fixture block group under some row's blades under the blade.

Aforesaid a kind of lock is characterized in that under the blade that fixture block lines up respectively fixture block group under three row's blades, under every row's blade under the blade of fixture block group the position of fixture block all not identical.

Aforesaid a kind of lock is characterized in that under the described blade that the position of fixture block is not identical under the blade on the two adjacent blades in the fixture block group.

Aforesaid a kind of lock is characterized in that the lower end of described bumper bar is provided with the bumper bar projection, the described key that cooperates with the blade fixture block that is provided with on the key, and the upper surface of described key is provided with the key groove that cooperates with the bumper bar projection.

Aforesaid a kind of lock is characterized in that the forward and backward both sides, lower end of bumper bar respectively are provided with a bumper bar projection, and forward and backward both sides, the upper surface of described key respectively are provided with a key groove that cooperates with the bumper bar projection.

The utility model compared with prior art has the following advantages: key band moving vane transverse shifting also makes draw-in groove on the blade of multi-disc blade upper end line up a groove that can fall into for bumper bar, but bumper bar also comprises the clip bar in the card entry slot.Blade fixture block in the vane hole is divided into some rows' quantity and equates with the quantity of on the key key, the position that is stuck in the blade fixture block on the adjacent blades in the same key is not identical, can't judge it is which piece blade fixture block position is not right when making technical opening, also just can't accomplish technical opening, theftproof performance is good.Vane hole is a through hole, be provided with in the vane hole closely link to each other and can be in vane hole the multi-disc blade of transverse shifting, the quantity of the quantity of blade and the blade fixture block on the blade is compared with prior art more, make the utility model theftproof performance stronger, mutual opening rate is very low, size of key is very high, and is easy to use.

[description of drawings]

Figure l is the structure explosive view that the utility model cooperates with key;

Fig. 2 is structure chart of the present utility model;

Fig. 3 is the structure chart of lock gall of the present utility model and tail cover;

Fig. 4 is the lateral view after key of the present utility model inserts blade;

Fig. 5 is lock-insertion structure explosive view of the present utility model;

Fig. 6 is the front view of bumper bar of the present utility model;

Fig. 7 is the B-B sectional view of Fig. 6;

Fig. 8 is the key front view;

Fig. 9 is the key rear view;

Figure 10 is the front view of blade;

Figure 11 is the front view of blade;

Figure 12 is the front view of blade;

Figure 13 is the front view of blade;

Figure 14 is sectional view of the present utility model;

Figure 15 is the A-A sectional view of Figure 14;

Figure 16 is the sectional view of the utility model other direction;

Figure 17 is the stereogram of brake block of the present utility model;

Figure 18 is the sectional view of key.

[specific embodiment]

A kind of lock, it comprises lock housing 1 and the lock gall 2 that can rotate in lock housing under key drives, also be provided with the tail cover 8 that can rotate and be socketed in lock gall 2 inboards in lock housing in the lock housing 1, the inboard of tail cover 8 is provided with and starts strong groove 81; Described lock gall 2 is provided with keyhole 21, one side of keyhole 21 is provided with the bumper bar lifting groove 60 that communicates with it, be provided with bumper bar assembly 6 in the bumper bar lifting groove 60, bumper bar assembly 6 comprises bumper bar 61, drive back-moving spring 611 and insurance cover plate 612 that bumper bar resets, the lower end of bumper bar 61 is provided with a bumper bar projection 62 at least, the outer vane hole 22 that is arranged with of keyhole 21, be provided with in the vane hole 22 closely link to each other and can be in vane hole the multi-disc blade 3 of transverse shifting, described every blade 3 is provided with the blade endoporus 31 that interts for key 5, be provided with blade fixture block 311 in the described blade endoporus 31, described blade 3 upper ends are provided with draw-in groove 32 on the blade that snaps in for bumper bar 61.

The lower end of bumper bar 61 also is provided with clip bar 63, blade under key drives laterally on the mobile blade that makes every blade 3 upper ends draw-in groove 32 line up a groove 321 that can fall into for the clip bar 63 of bumper bar, groove 321 is a straight trough preferably.After blade fixture block 311 on all blades all snapped in the tram of key 51, bumper bar 61 snapped onto in the groove 321.

Vane hole 22 is a through hole, and the upper/lower terminal of vane hole is provided with a plurality of holddown grooves 222 under the holddown groove 221 and blade that are located on the same vertical direction blade.On the blade under holddown groove 221 and the blade width of the width of holddown groove 222 and blade 3 close.

Blade fixture block 311 includes fixture block on the blade that is arranged on blade endoporus 31 upper ends 3111 and is arranged on fixture block 3112 under the blade of blade endoporus 31 lower ends, in the present embodiment, after key inserts the vaned blade endoporus 31 of institute fully, on the blade under fixture block 3111 and the blade fixture block 3112 can be arranged to 1-3 row.On the blade fixture block 3111 line up three row blades on fixture block group 331, under the blade fixture block 3112 line up three row blades under fixture block group 332, on every row's blade on the blade of fixture block group 331 position of fixture block 3111 all not identical; Under every row's blade under the blade of fixture block group 332 position of fixture block 3112 all not identical.

Also be provided with the tail cover 8 that can rotate and be socketed in lock gall 2 inboards in lock housing in the utility model in lock housing 1, the inboard of tail cover 8 is provided with and starts strong groove 81; Also be provided with the brake block counterbore 24 that communicates with bumper bar lifting groove 60 on the lock gall 2, the lower end of brake block lifting groove 80 can communicate with brake block counterbore 24, side on the brake block 7 is provided with brake block translot 71, and an end of bumper bar 61 is provided with the horizontal piece 64 that can snap in brake block translot 71.The upper end of brake block lifting groove 80 can communicate with brake block translot 71.In the blade endoporus 31 that key 5 interts, described key 5 is provided with the key 51 that cooperates with blade fixture block 311, the upper surface of described key 5 is provided with a key groove 52 that cooperates with bumper bar projection 62 at least, described tail cover 8 is provided with the brake block lifting groove 80 that communicates with bumper bar lifting groove 60, be provided with brake block 7 in the brake block lifting groove 80, lock housing 1 is provided with brake block groove 11, one end of bumper bar 61 is connected with brake block 7, bumper bar 61 drives when brake block 7 snaps in brake block groove 11 the tail cover can not be rotated, rotating lock gall this moment also just can not drive tail cover and rotate and can not finish unlocking action, the tail cover can rotate when bumper bar 61 drove brake block 7 and breaks away from brake block groove 11, rotated lock gall this moment and also just can drive simultaneously the tail cover and rotate and carry out unlocking action.

In the utility model after the blade fixture block 311 on all blades all snaps in the tram of key 51, the clip bar 63 of bumper bar 61 snaps onto in the groove 321, this of bumper bar 61 can snap on the key the key groove 52 fully to bumper bar projection 62, bumper bar 6 drives in the brake block groove 11 of brake block 7 on the lock housing 1 and withdraws from and fall into fully in the brake block lifting groove 80, key can drive lock gall, lock gall drives the rotation of tail cover and carries out unlocking action, if but there have a slice blade to cooperate with key to be incorrect, bumper bar 6 can not snap on all blades draw-in groove 32 when interior, bumper bar 6 can not drop in the bumper bar lifting groove 60 fully, brake block 7 is entrapped in the brake block groove 11 on the lock housing 1, make brake block 7 block lock gall, key just can not drive lock gall and rotate.

When 52 of bumper bar projection 62 and key groove arrange one in the utility model, can be the middle part, lower end that bumper bar projection 62 is arranged on bumper bar 61, key groove 52 is arranged on the middle part of the upper surface of key 5.The utility model can also be respectively to be provided with a bumper bar projection 62 at forward and backward two ends, the lower end of bumper bar 61, and forward and backward both sides, the upper surface of described key 5 respectively are provided with a key groove 52 that cooperates with bumper bar projection 62.

Key groove 52 is the strip hole in the utility model, and described bumper bar projection 62 is cuboid.Key groove 52 and bumper bar projection 62 also can also be other shapes, such as prismatic, ellipse etc.Front side 520 in the key groove 52 is provided with slope 521, and slope 521 can make bumper bar projection 62 can be smoothly and crawl out from key groove 52.Can also be provided with slope 521 by the rear side in key groove 52, make things convenient for bumper bar projection 62 to progress into key groove 52.

Lock gall 2 inboard outer walls are provided with lock gall exterior bayonet slot 23, and tail cover 8 is provided with stopper slot 82, and when lock gall 2 was socketed with tail cover 8, catch 9 was stuck in lock gall exterior bayonet slot 23 and the stopper slot 82.

Key 51 comprises and is arranged on the key front groove 511 that end face on the key cooperates with fixture block 3111 on the blade and is arranged on the key bottom surface groove 512 that the key lower surface cooperates with fixture block 3112 under the blade; Fixture block 3111 is lined up some rows on the described blade, and the row of lining up equates with the quantity of key front groove 511, and fixture block 3112 is lined up some rows under the blade, and the row of lining up equates with the quantity of key bottom surface groove 512.

The side of keyhole 21 is provided with limited block 211, and a side of key 5 is provided with the stopper slot 53 that cooperates with limited block 211.Can only heads unidirectional insertion in the time of can making like this key insert keyhole 21.

The height H 1 of brake block 7 is greater than the height H 2 of brake block lifting groove 80, and on lock gall 2, also be provided with the brake block counterbore 24 that communicates with bumper bar lifting groove 60, the lower end of brake block lifting groove 80 can communicate with brake block counterbore 24, the upper end of brake block lifting groove 80 can communicate with brake block groove 11, after bumper bar 61 drives brake block 7 rising certain distances, brake block 7 breaks away from brake block counterbore 24, enter into brake block lifting groove 80, brake block 7 just can only block the tail cover and can not block lock gall at this moment, this moment, key can drive the lock gall rotation, form idle running, after bumper bar 61 drove brake block 7 continuation risings, the upper end of brake block 7 snapped onto in the brake block groove 11, brake block is braked piece groove 11 and blocks, the lower end of brake block 7 is stuck in the brake block lifting groove 80 of tail cover, rotates lock gall and can not drive the rotation of tail cover, also just can not unblank.

Claims

1. lock, it comprises lock housing (1), lock gall (2), it is characterized in that being inserted with key (5) in the keyhole (21) of described lock gall (2), one side of the upper keyhole (21) of described lock gall (2) is provided with the bumper bar lifting groove (60) that communicates with it, be provided with bumper bar (61) in the bumper bar lifting groove (60), also be provided with vane hole (22) on the described lock gall, be provided with in the vane hole (22) closely link to each other and can be in vane hole the multi-disc blade (3) of transverse shifting, described every blade (3) is provided with the blade endoporus (31) that interts for key, be provided with blade fixture block (311) in the described blade endoporus (31), the upper end of described every blade (3) is provided with draw-in groove (32) on the blade that snaps in for bumper bar (61), key band moving vane (3) transverse shifting also makes draw-in groove (32) on the blade of multi-disc blade (3) upper end line up a groove (321) that can fall into for bumper bar, bumper bar (61) but also comprise clip bar (63) in the card entry slot (321).

2. a kind of lock according to claim 1 is characterized in that described clip bar (63) is provided with the square Access Division (631) that can snap in the draw-in groove on the blade (32) at least; Draw-in groove on the described blade (32) is square.

3. a kind of lock according to claim 1 is characterized in that described blade fixture block (311) comprises fixture block on the blade (3111), and fixture block on the described blade (3111) is lined up fixture block group (331) on some row's blades.

4. a kind of lock according to claim 3 is characterized in that fixture block on the described blade (3111) lines up fixture block group (331) on three row's blades, on every row's blade on the blade of fixture block group (331) position of fixture block (3111) all not identical.

5. a kind of lock according to claim 3 is characterized in that on the described blade that the position of fixture block (3111) is not identical on the blade on the two adjacent blades in the fixture block group (331).

6. a kind of lock according to claim 1 is characterized in that blade fixture block (311) also comprises fixture block under the blade (3112), and fixture block under the blade (3112) is lined up respectively fixture block group (332) under some row's blades.

7. a kind of lock according to claim 6 is characterized in that fixture block under the blade (3112) lines up respectively fixture block group (332) under three row's blades, under every row's blade under the blade of fixture block group (332) position of fixture block (3112) all not identical.

8. a kind of lock according to claim 6 is characterized in that under the described blade that the position of fixture block (3112) is not identical under the blade on the two adjacent blades in the fixture block group (332).

9. a kind of lock according to claim 1, the lower end that it is characterized in that described bumper bar (61) is provided with bumper bar projection (62), described key (5) is provided with the key (51) that cooperates with blade fixture block (311), and the upper surface of described key (5) is provided with the key groove (52) that cooperates with bumper bar projection (62).

10. a kind of lock according to claim 9, the forward and backward both sides, lower end that it is characterized in that bumper bar (61) respectively are provided with a bumper bar projection (62), and the forward and backward both sides, upper surface of described key (5) respectively are provided with a key groove (52) that cooperates with bumper bar projection (62).