CN2769425Y - Antiprizing device for lock - Google Patents
Antiprizing device for lock Download PDFInfo
- Publication number
- CN2769425Y CN2769425Y CN 200520068702 CN200520068702U CN2769425Y CN 2769425 Y CN2769425 Y CN 2769425Y CN 200520068702 CN200520068702 CN 200520068702 CN 200520068702 U CN200520068702 U CN 200520068702U CN 2769425 Y CN2769425 Y CN 2769425Y
- Authority
- CN
- China
- Prior art keywords
- key
- control strip
- lock
- matches
- locking plate
- 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
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- Lock And Its Accessories (AREA)
Abstract
The utility model relates to an anti-prizing device for locks, which comprises a base, a movable cover, a control slice, a locking slice, an unlocking key and a casing, wherein the base, the movable cover, the control slice, the locking piece and the casing are sequentially overlapped together, and the center points of the base, the control slice, the locking piece and the casing are provided with center holes where the key can be inserted. In an initial state, the movable cover can cork up the centre holes for enabling the key not to be inserted into a locking hole to achieve the aim of prizing prevention. The unlocking key is used for corking up the opening of the center holes for enabling the key to be inserted into a key hole to carry out unlocking.
Description
Technical field
The utility model relates to the technology of lock, specifically is a kind of anti-picking device of lock.
Background technology
General being locked in when opening at present need be inserted into key the lockhole rotation, just can open then, and the thief opens this lock easily by master key or some special tool prodigiosins, brings endless worry for people's daily life.
The utility model content
The purpose of this utility model is to provide a kind of anti-picking device of lock, makes theft all can not easily master key or special tool be inserted in the lockhole, thereby reaches the purpose of pick-proof.
For achieving the above object, by the following technical solutions:
A kind of anti-picking device of lock comprises pedestal, removable cover, control strip, locking plate, unlatching key and overcoat; Described pedestal, control strip, locking plate and overcoat center all are provided with the centre bore that inserts for key, described pedestal is provided with reference column, the both sides of one of them reference column are provided with spacing block set, removable cover is socketed in both sides and is provided with on the reference column of spacing block set, one end of removable cover can cover the centre bore of pedestal fully, and the other end is provided with projection; Described control strip socket pedestal and removable cover top, control strip is provided with the arcuate socket that matches with reference column, the outer rim of control strip also is provided with the breach that matches with spacing block set on the movable block, also be provided with a control lever on the control strip, be provided with annular boss on the position of control strip centre bore, the annular boss outside is provided with lock slots; Locking plate is placed in control strip top, and locking plate is provided with the locating hole that matches with the reference column of pedestal so that the arcuate socket that matches with control lever to be arranged, and also is provided with lock hole on the locking plate, is provided with magnet, latch lock and filler in the lock hole; Described outer putting is provided with the arcuate socket that matches with control lever; Described unlatching key bottom is provided with magnet.
The utility model is when original state, removable cover covers the centre bore of pedestal, the feasible key of unblanking can not be inserted in the keyhole, magnet on the locking plate in the lock hole is on the lock slots outside the annular boss that can hold under the effect of spring at control strip, locking plate can not be rotated by the reference column on the pedestal is spacing, thereby make control strip not rotate around centre bore, therefore control strip can not drive the removable cover rotation, during unlatching, need be inserted in the centre bore of anti-picking device by opening key, be provided with corresponding homopolar magnet with the lock hole internal magnet of locking plate because of opening the key bottom, according to the homopolar-repulsion principle, thereby when opening key insertion centre bore, in the lock hole magnet under the effect of the homopolar magnet of opening the key bottom, make to make control strip in the certain radian scope, freely rotate by magnet in the lock hole groove that goes out of lock, therefore control strip can be with hole, removable cover off center, and key just can be inserted into keyhole and unblanked like this.
Description of drawings
The schematic perspective view of Fig. 1, the utility model integral body;
Fig. 2, the utility model perspective exploded view;
Fig. 3, the utility model longitudinal sectional view;
Fig. 4, the utility model are opened the structural representation of key.
The specific embodiment
Shown in Fig. 1-4, a kind of anti-picking device of lock, form by pedestal 1, removable cover 2, control strip 3, locking plate 4, unlatching key 5 and overcoat 6, and pedestal 1, removable cover 2, control strip 3, locking plate 4 and overcoat 6 are superimposed successively, and the center is provided with the centre bore 10 that can supply key to pass; Described pedestal 1 is provided with reference column 11, one of them reference column 11 both sides is provided with spacing block set 12, removable cover 2 is socketed in both sides and is provided with on the reference column 11 of spacing block set 12, and the cover plate 20 of an end of removable cover 2 can cover the centre bore 10 of pedestal fully, and the other end is provided with projection 21; Described control strip 3 socket pedestals 1 and removable cover 2 tops, control strip 3 is provided with the arcuate socket 31 that matches with reference column 11, the outer rim of control strip 3 also is provided with the breach 32 that matches with projection 21 on the movable block, also be provided with a control lever 33 on the control strip 3, have centre bore 10 at control strip 3 centers, centre bore 10 locate to be provided with annular boss 34, annular boss 34 outsides are provided with lock slots 35; Locking plate 4 is placed in control strip 3 tops, locking plate 4 centers have centre bore 10 equally, locking plate 4 is provided with locating hole 41 that matches with the reference column 11 of pedestal 1 and the arcuate socket 42 that matches with control lever 33, also be provided with lock hole 45 on the locking plate 4, be provided with magnet 46, spring 47 and filler 48 in the lock hole 45, filler 45 is enclosed in magnet 46 and spring 47 in the lock hole 45; Described overcoat 6 is provided with the arcuate socket 61 that matches with control lever 33; Described unlatching key 5 bottoms are provided with magnet 51, the corresponding each other homopolar magnet of magnet 46 that the magnet 51 of opening key 5 bottoms and lock hole 45 are interior, the shape of opening annular boss 34 inboards on the shape of key 5 bottoms and the control strip 3 matches, when guaranteeing that opening key inserts the magnet 51 of its bottom 5 can with locking plate 4 on ferromagnetic 46 corresponding.
The utility model is mounted the most external of lock when using, the centre bore 10 and the keyhole of anti-picking device communicate, when original state, the cover plate 20 of removable cover 2 blocks the center, make key can not be inserted into keyhole, and the magnet 46 that lock hole 45 is established on the locking plate 4 can hold on the lock slots on the annular boss 34 on the control strip 3 35 under the effect of spring 47, make control strip 3 can not take removable cover 2 rotations to, thereby reached the purpose of pick-proof; During unlatching, at first will open key 5 is inserted in the centre bore 10, opening key 5 bottoms, to be provided with the shape of annular boss 34 inboards on magnet 51 and shape and the control strip 3 consistent, when opening key 5 insertions, the magnet 46 that the magnet 51 of unlatching key 10 bottoms can will hold the homopolarity on lock slots 35 backs down, control strip 3 just took removable cover 2 to and freely rotated this moment, rotate the center that drives removable cover 2 disengaging anti-picking devices by control strip 3, key just can insert keyhole and drive key like this, and unlatching can return to lock-out state with control strip 3 by control lever 33 after finishing.
Claims (2)
1, a kind of anti-picking device of lock is characterized in that: comprise pedestal, removable cover, control strip, locking plate, unlatching key and overcoat; Described pedestal, control strip, locking plate and overcoat center all are provided with the centre bore that inserts for key, described pedestal is provided with reference column, one of them reference column both sides is provided with spacing block set, removable cover is socketed on the reference column that is provided with spacing block set, one end of removable cover can cover the centre bore of pedestal fully, and the other end is provided with projection; Control strip socket pedestal and removable cover top, control strip is provided with the arcuate socket that matches with reference column, the outer rim of control strip also is provided with the breach that matches with spacing block set on the movable block, also be provided with a control lever on the control strip, be provided with annular boss on the position of control strip centre bore, the annular boss outside is provided with lock slots; Locking plate is placed in the control strip top, locking plate is provided with the locating hole that matches with the reference column of pedestal so that the arcuate socket that matches with control lever to be arranged, also be provided with the lock hole that matches with lock slots on the locking plate, be provided with magnet, latch lock and filler in the lock hole; Overcoat surrounds whole inner body, and the overcoat upper surface is provided with the arcuate socket that matches with control lever.
2, the anti-picking device of lock as claimed in claim 1 is characterized in that: the bottom of described unlatching key is provided with magnet, and the magnetic pole of the magnet in the magnetic pole of magnet and the lock hole is corresponding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520068702 CN2769425Y (en) | 2005-01-28 | 2005-01-28 | Antiprizing device for lock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520068702 CN2769425Y (en) | 2005-01-28 | 2005-01-28 | Antiprizing device for lock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2769425Y true CN2769425Y (en) | 2006-04-05 |
Family
ID=36690506
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200520068702 Expired - Fee Related CN2769425Y (en) | 2005-01-28 | 2005-01-28 | Antiprizing device for lock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2769425Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103938924A (en) * | 2013-01-23 | 2014-07-23 | 何华明 | Dark box type technical-unlocking-resistant machine |
| CN104594714A (en) * | 2015-01-24 | 2015-05-06 | 魏祖旭 | Lock cylinder hole protecting structure |
-
2005
- 2005-01-28 CN CN 200520068702 patent/CN2769425Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103938924A (en) * | 2013-01-23 | 2014-07-23 | 何华明 | Dark box type technical-unlocking-resistant machine |
| CN104594714A (en) * | 2015-01-24 | 2015-05-06 | 魏祖旭 | Lock cylinder hole protecting structure |
| CN104594714B (en) * | 2015-01-24 | 2022-08-30 | 魏祖旭 | Lock cylinder hole protection structure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Lima Car Industry Group Co., Ltd. Assignor: Ying Guangjie Contract record no.: 2012330000107 Denomination of utility model: Antiprizing device for lock Granted publication date: 20060405 License type: Exclusive License Record date: 20120323 |
|
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20060405 Termination date: 20120128 |