CN202658974U - Shock-proof and anti-collision lock - Google Patents
Shock-proof and anti-collision lock Download PDFInfo
- Publication number
- CN202658974U CN202658974U CN 201220281120 CN201220281120U CN202658974U CN 202658974 U CN202658974 U CN 202658974U CN 201220281120 CN201220281120 CN 201220281120 CN 201220281120 U CN201220281120 U CN 201220281120U CN 202658974 U CN202658974 U CN 202658974U
- Authority
- CN
- China
- Prior art keywords
- lock
- pellet
- lock core
- tumblers
- collision
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Abstract
The utility model relates to a shock-proof and anti-collision lock which comprises a lock shell (1) and a lock core (2) which is arranged inside the lock shell (1) in left-and-right symmetrical mode, tumbler holes of the lock shell (1) are provided with sealing tumblers (3), tumbler springs (4) and flat head tumblers(5) from top to bottom, and round head tumblers (7) are arranged inside the tumbler holes of the lock core (2). Positions of the round head tumblers (7) are in one-to-one correspondence to positions of the flat head tumblers(5), a thumb (8) and a transmission assembly (9) are arranged in the middle of the lock shell (1), and a key hole (10) is arranged in the middle of the lock core (2). The shock-proof and anti-collision lock is characterized in that the depth of at least one tumbler hole I (12) is lower than the rest of tumbler holes in the lock core (2). The shock-proof and anti-collision lock can prevent a lock from unlocking through strike of a third-party key by a criminal, and therefore safety performance of the lock can be improved.
Description
Technical field
The utility model relates to a kind of cylinder lock, relates in particular to a kind of cylinder lock with shockproof anti-collision lock core, is mainly used in preventing from by quick bump key lock being opened.
Background technology
The cylinder lock that is installed in the door is comprised of lock housing and two transversely arranged lock cores usually, all links to each other with trackwheel by driving member between two lock cores.When key insertion keyhole put in place, key just in time ejected lock core marble hole with the tack pellet, simultaneously driving member is pushed to the lock core of another side.At this moment, turn key cylinder and just can rotate, drive simultaneously driving member, stir dead bolt by driving member drive trackwheel again lock is opened.For this class lock, there are at present many lawless persons to utilize non-original key will lock by force by the mode of bump key and open, this is just lock can be opened because the tack pellet can be shaken the moment rotation key of lock core marble hole in quick bump key.
Summary of the invention
The purpose of this utility model is to overcome above-mentioned deficiency, and a kind of shockproof anti-collision lock is provided, and can prevent that the lawless person from utilizing non-original key will lock by force by the mode of bump key and opening, and has improved the safe antitheft of cylinder lock.
The purpose of this utility model is achieved in that a kind of shockproof anti-collision lock, it comprises lock housing and is symmetrical set lock core in lock housing, in the marble hole of described lock housing, be provided with sealing pellet, pellet spring and tack pellet from top to bottom, be provided with the round end pellet in the marble hole of lock core, the position of described round end pellet is corresponding one by one with the position of tack pellet; Be provided with thumb wheel and transmission component at the middle part of described lock housing, have keyhole at the middle part of described lock core, it is characterized in that having at least in the marble hole of described lock core the degree of depth of a marble hole I to be lower than the degree of depth of all the other marble holes.
Compared with prior art, the beneficial effects of the utility model are:
The utility model is by doing certain marble hole of lock core to such an extent that be lower than all the other marble holes, guarantee when inserting third party's key, pellet in this marble hole does not contact with the tartar of third party's key, thereby preventing that the lawless person from will lock by force by the mode of bump key opens, and has guaranteed the security performance of lock.
Description of drawings
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the schematic diagram of the utility model when adopting non-original key.
Wherein:
Lock housing 1
Lock core 2
Pellet spring 4
I-shaped tack pellet 6
Round end pellet 7
Transmission component 9
Marble hole I 12
The specific embodiment
Referring to Fig. 1, the utility model relates to a kind of shockproof anti-collision lock, mainly is comprised of lock housing 1 and the lock core 2 that is symmetrical set in lock housing 1.In the marble hole of lock housing 1, be provided with sealing pellet 3, pellet spring 4 and tack pellet 5 from top to bottom, wherein tack pellet 5 usefulness I-shaped flat noses 6 is replaced in two marble holes for antitheft, described sealing pellet 3 be arranged in the lock housing 1 and with the end face of lock housing 1, play the sealing effect, be provided with round end pellet 7 in the marble hole of lock core 2, the position of described round end pellet 7 is corresponding one by one with the position of tack pellet 5; Be provided with thumb wheel 8 and transmission component 9 at the middle part of described lock housing 1, have keyhole 10 at the middle part of described lock core 2, original key 11 is contacted by keyhole 10 insertion lock cores 2 and with transmission component 9, by rotating original key 11, can drive thumb wheel 8 rotations by transmission component 9, thereby lock is opened.
As shown in Figure 2, in order to prevent bump key lock is opened, have at least the degree of depth of a marble hole I 12 to be lower than the degree of depth of all the other marble holes in the marble hole of described lock core 2, and guarantee that the round end pellet 7 among the described marble hole I 12 does not contact with the tartar of master key 13 when master key 13 inserts keyhole 10.
Claims (1)
1. a shockproof anti-collision is locked, it comprises lock housing (1) and is symmetrical set lock core (2) in lock housing (1), in the marble hole of described lock housing (1), be provided with sealing pellet (3), pellet spring (4) and tack pellet (5) from top to bottom, be provided with round end pellet (7) in the marble hole of lock core (2), the position of described round end pellet (7) is corresponding one by one with the position of tack pellet (5); Be provided with thumb wheel (8) and transmission component (9) at the middle part of described lock housing (1), have keyhole (10) at the middle part of described lock core (2), it is characterized in that having a marble hole I(12 at least in the marble hole of described lock core (2)) the degree of depth be lower than the degree of depth of all the other marble holes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220281120 CN202658974U (en) | 2012-06-15 | 2012-06-15 | Shock-proof and anti-collision lock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220281120 CN202658974U (en) | 2012-06-15 | 2012-06-15 | Shock-proof and anti-collision lock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202658974U true CN202658974U (en) | 2013-01-09 |
Family
ID=47453888
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220281120 Expired - Fee Related CN202658974U (en) | 2012-06-15 | 2012-06-15 | Shock-proof and anti-collision lock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202658974U (en) |
-
2012
- 2012-06-15 CN CN 201220281120 patent/CN202658974U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN202544537U (en) | Anti-theft lock core and anti-theft cutting key | |
| CN202520079U (en) | Double-opened spring lock | |
| CN201539134U (en) | Anti-theft lock cylinder and key | |
| CN202658974U (en) | Shock-proof and anti-collision lock | |
| CN201433621Y (en) | Combined structure of U-shaped lock and steel cable | |
| CN102587727A (en) | Double-opening spring lock | |
| CN101718156A (en) | Double-inserting type anti-breaking multidirectional and multifunctional lock core | |
| CN203201279U (en) | Blade curved groove lockset | |
| CN102767323B (en) | Electrical control file cabinet | |
| CN204126391U (en) | A kind of safe antitheft tapered end | |
| CN204571519U (en) | A kind of anti-theft lock core structure | |
| CN204920487U (en) | Intelligence lock core | |
| CN202945879U (en) | Double-plug anti-theft lock | |
| CN209308562U (en) | A kind of security protection double-row blades lock core | |
| CN202966483U (en) | Anti-theft electric vehicle | |
| CN102966265A (en) | Double-inserting anti-theft lock | |
| CN201106319Y (en) | Theftproof unlocking lock | |
| CN206769591U (en) | Anti-theft lock | |
| CN201486252U (en) | Direct push unlocking-type lock core | |
| CN201546508U (en) | Three-row spring lock | |
| CN204782316U (en) | Lock core protection device | |
| CN202520081U (en) | Novel lock cylinder | |
| CN103132787A (en) | Lock cylinder with functions of unlocking and doubly locking safety latch by aid of original key | |
| CN204876858U (en) | Theft -proof lock device | |
| CN203066647U (en) | Anti-theft door lock |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130109 Termination date: 20130615 |