CN202627675U - High-strength anti-theft blade lock core - Google Patents
High-strength anti-theft blade lock core Download PDFInfo
- Publication number
- CN202627675U CN202627675U CN 201220317004 CN201220317004U CN202627675U CN 202627675 U CN202627675 U CN 202627675U CN 201220317004 CN201220317004 CN 201220317004 CN 201220317004 U CN201220317004 U CN 201220317004U CN 202627675 U CN202627675 U CN 202627675U
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- China
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- blade
- card
- groove
- lock core
- plug body
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- Expired - Fee Related
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Abstract
The utility model relates to the field of a lockset and especially relates to a high-strength anti-theft blade lock core. The high-strength anti-theft blade lock core comprises a lock core main body, a lock sleeve and a clamping sheet locking mechanism, wherein the lock sleeve is sleeved on the exterior of the lock core main body; the cross section of a clamping slot in the clamping sheet locking mechanism is of rectangular shape; the shape of the cross section of a clamping sheet relative to one side of the clamping slot is as same as the shape of the cross section of the clamping slot; a blade notch is V-shaped or circular-shaped; the shape of the cross section of the clamping sheet relative to one side of the blade notch is as same as the shape of the blade notch; and an elastic force along the direction of a blade is supplied to the clamping sheet by a clamping sheet spring. The cross section of the clamping slot in the clamping sheet locking mechanism of the high-strength anti-theft blade lock core is of rectangular shape and the shape of the cross section of the clamping sheet relative to one side of the clamping slot is as same as the shape of the cross section of the clamping slot, so that no slope effect exists between the clamping sheet and the clamping slot. When a lawbreaker violently and forcibly twists the lock core, the clamping sheet is clamped in the clamping slot all the time, so that the lock cannot be opened and the safety is increased.
Description
Technical field
The utility model relates to field of lockset, particularly a kind of high-strength anti-theft blade lock core.
Background technology
Lock is a kind of placing on the able to turn on or off implements, and with the fastener that key or private mark are opened, from ancient times to the present, lockset is guarded the safety of the mankind and human property always.At present, traditional cylinder lock is owing to the reasons in structure of itself, and present lawless person utilizes technical means in a few minutes, lock to be opened.For this reason, people have developed blade lock core again, and general blade lock core comprises and perpendicular to axial directionly on plug body, lock tube, the plug body is provided with some blade grooves; The corresponding blade groove of lock tube inwall position is provided with groove, respectively is provided with a pair of blade in the blade groove, is equipped with the keyhole that supplies key to insert on the blade; The same side of blade end opposite respectively is provided with projection, is provided with leaf spring between the projection, makes when key does not insert; The end opposite of blade is positioned at groove, so plug body can not rotate, after key inserts; The tooth flower coupling of keyhole on the blade and key both sides, thus the leaf spring compression made, and the end opposite of every pair of blade all is positioned at plug body; At this moment, plug body can be rotated.Now, the card locking mechanism is set also on many plug body, the card locking mechanism includes the card slot that is communicated with the blade groove that is axially disposed within on the plug body and is arranged on the card in the card slot movingly; Said blade is provided with breach with respect to the another side that is provided with leaf spring, and said card slot is arranged on the plug body of corresponding breach one side, is provided with the card spring between card and the card slot; The lock tube inwall is provided with the draw-in groove that is complementary with card vertically, and when key did not insert, breach was not point-blank; Card does not insert in the breach, so card can be stuck in the draw-in groove, makes plug body not rotate; After inserting key, breach is located along the same line and corresponding card slot position, and this moment, card inserted in the breach; Thereby make card be positioned at plug body, plug body can be rotated.But; Adopt the blade lock core of this technical scheme, the elastic force of its card spring all be to card apply one deviate from the blade breach, towards the power of draw-in groove, therefore; Behind the key that insertion matches; In order to unblank smoothly, the sidewall of said draw-in groove adopts arc or inclined-plane setting, accomplishes and unblanks thereby make card one side break away from draw-in groove through ramp effect.Exactly because but also the sidewall of draw-in groove exists arc or inclined-plane setting, when the lawless person uses force when reversing lock core by force,, card is opened thereby also can breaking away from the draw-in groove lock in ramp effect one side, there is potential safety hazard.
Summary of the invention
The purpose of the utility model is in order to overcome the defective of prior art, and the high-strength anti-theft blade lock core that provides a kind of anti-violence to open.
The technical scheme of the utility model: a kind of high-strength anti-theft blade lock core; Include plug body, be set on the outer lock tube of plug body, the said plug body and be axially arranged with some blade grooves perpendicular to plug body; The corresponding blade groove of lock tube inwall position is provided with groove; Respectively be provided with a pair of blade in the said blade groove, each blade is equipped with projection, and is provided with the leaf spring that offsets with said projection elasticity; Said blade is provided with the blade breach with respect to the another side that is provided with leaf spring; Be equipped with the keyhole that supplies key to insert on each blade, said high-strength anti-theft blade lock core also comprises the card locking mechanism, and said card locking mechanism includes the card slot that is communicated with the blade groove that is axially disposed within on the plug body and reaches the card that is arranged in the card slot movingly and can inserts the blade breach; Said card slot is arranged on the plug body of corresponding blade breach one side; Also be provided with the card spring that is used for radially providing elastic force to the said plug body in said card edge in the said card slot, said lock tube inwall is provided with the draw-in groove that is complementary with said card vertically, it is characterized in that: said draw-in groove cross section is a rectangle; Said card is identical with said draw-in groove cross section with respect to the cross sectional shape on one side of said draw-in groove; Said blade breach is V-arrangement or circular arc, and said card is identical with the blade breach with respect to the cross sectional shape on one side of blade breach, and said card spring provides the elastic force to direction blade for said card.
Compared with prior art; Because the draw-in groove cross section is a rectangle in the card locking mechanism of the utility model, said card is identical with said draw-in groove cross section with respect to the cross sectional shape on one side of said draw-in groove, therefore; Do not have ramp effect between card and the draw-in groove; When the lawless person uses force when reversing lock core by force, card can be stuck in all the time lock can't be opened, and has improved safety.
Description of drawings
Fig. 1 is the utility model specific embodiment stereoscopic sketch map;
Fig. 2 is the utility model specific embodiment STRUCTURE DECOMPOSITION schematic perspective view;
Fig. 3 is the utility model specific embodiment lateral view;
Fig. 4 is Fig. 3 A-A sectional view;
Fig. 5 is Fig. 3 B-B sectional view;
Fig. 6 is Fig. 4 C-C sectional view;
Fig. 7 is the utility model card and card spring specific embodiment structural representation;
Fig. 8 is the utility model card specific embodiment structure side view;
Fig. 9 is the utility model blade specific embodiment structural representation.
The specific embodiment
Like Fig. 1, shown in 2, the high-strength anti-theft blade lock core includes plug body 1, is set in lock tube 2 and card locking mechanism outside the plug body 1.Said plug body 1 upper edge axis is provided with the key slot, is provided with some blade grooves 3 that distribute vertically perpendicular to plug body 1 axis on the said plug body 1, and the corresponding blade groove of lock tube inwall position is provided with groove 11; Each matched in clearance is provided with a pair of blade 4 in the said blade groove 3, and said blade groove 3 quantity are generally 3-10, and blade 4 quantity are 6-20; In this specific embodiment; Said blade groove 3 quantity are 5, and blade 4 quantity are 10, and blade groove 3 is provided with manyly more; Mutual opening rate is low more, but makes more complicated.The end opposite of blade 4 the same sides respectively is provided with projection 41 in each blade groove 3; The projection 41 of blade 4 is in not homonymy in adjacent two blade grooves 3; Being provided with leaf spring 5 between the said projection 41 makes a pair of blade 4 in the same blade groove 3 have the elastic force that slides to different directions; Said blade 4 is provided with blade breach 42 with respect to the another side that is provided with leaf spring 5; The blade breach 42 of blade 4 is in not homonymy in adjacent two blade grooves 3, and is as shown in Figure 9, is equipped with the keyhole 6 that supplies key to insert on each blade 4.The card locking mechanism can be provided with one group or two groups in this theftproof lock; As shown in Figure 2; Two groups of card locking mechanisms are set in this specific embodiment altogether; Two groups of card locking mechanisms are along circumferentially evenly distributing, and two groups of card locking mechanisms are separately positioned on plug body 1 both sides and the 42 corresponding settings of blade breach.Said card locking mechanism includes the card slot that is communicated with blade groove 3 that is axially disposed within on the plug body 17 and is arranged in the card slot 7 movingly and avris can insert the card 10 of blade breach 42; As shown in Figure 4; Said card slot 7 is arranged on plug body 1 one sides corresponding with blade breach 42; Also be provided with the card spring 8 that is used for radially providing along said plug body 1 elastic force in the said card slot 7 to said card 10; Said lock tube 2 inwalls are provided with the draw-in groove 9 that is complementary with said card 10 avris vertically, and said draw-in groove 9 cross sections are rectangle, and said card 10 is identical with said draw-in groove 9 cross sections with respect to the cross sectional shape on one side of said draw-in groove 9; Two ends also are provided with the card spring 8 that is used for radially providing along said plug body 1 to said card 10 elastic force in said card slot 7; Like Fig. 7, shown in 8, specifically be that said card 10 is shaped as outstanding " protruding " font that is in two ends with respect to a side of blade breach 41, said card spring is arranged on and makes said card spring 8 elastic force to blade 4 directions is provided for said card 10 on the outstanding position, two ends; For when inserting key unlocking; Can make a side of card 10 withdraw from from blade breach 42, the shape of said blade breach 42 need be V-arrangement or the circular arc with ramp effect, the breach of blade described in this specific embodiment 42 be shaped as V-arrangement; Said card 10 is identical with the blade breach with respect to the cross sectional shape on one side of blade breach 41, also is V-arrangement.
The operating principle of the utility model: before inserting key; Blade 4 in the same blade groove 3 separates to both sides under the effect of leaf spring 5 elastic force; Blade 4 two ends get in the lock tube inwall corresponding groove 11, and the ramp effect through blade breach 42 overcomes card spring 8 elastic force simultaneously, and the corresponding avris of card 10 is extruded blade breach 42; Make another avris of card 10 snap in the draw-in groove 9; Because the blade breach 42 at this moment whole blades 4 is not on a line, the avris of card 10 snaps in the draw-in groove 9 all the time, further the rotation of locking plug body 1; After inserting suitable key; Blade breach 42 at this moment whole blades 4 is on the line, and card 10 is under the effect of card spring 8 elastic force, and a side gets in the blade breach 42; Opposite side breaks away from card slot 7; Thereby make card 10 be positioned at plug body 1 near a side end face of lock tube 2 inwalls, at this moment can rotary locking cylinder body 1, reach the purpose of unblanking.
Claims (3)
1. high-strength anti-theft blade lock core; Include plug body, be set in the outer lock tube of plug body; Be axially arranged with some blade grooves perpendicular to plug body on the said plug body, the corresponding blade groove of lock tube inwall position is provided with groove, respectively is provided with a pair of blade in the said blade groove; Each blade is equipped with projection; And being provided with the leaf spring that offsets with said projection elasticity, said blade is provided with the blade breach with respect to the another side that is provided with leaf spring, is equipped with the keyhole that supplies key to insert on each blade; Said high-strength anti-theft blade lock core also comprises the card locking mechanism; Said card locking mechanism includes the card slot that is communicated with the blade groove that is axially disposed within on the plug body and reaches the card that is arranged in the card slot movingly and can inserts the blade breach, and said card slot is arranged on the plug body of corresponding blade breach one side, also is provided with the card spring that is used for radially providing along said plug body to said card elastic force in the said card slot; Said lock tube inwall is provided with the draw-in groove that is complementary with said card vertically; It is characterized in that: said draw-in groove cross section is a rectangle, and said card is identical with said draw-in groove cross section with respect to the cross sectional shape on one side of said draw-in groove, and said blade breach is V-arrangement or circular arc; Said card is identical with the blade breach with respect to the cross sectional shape on one side of blade breach, and said card spring provides the elastic force to direction blade for said card.
2. high-strength anti-theft blade lock core according to claim 1 is characterized in that: said card is with respect to outstanding " protruding " font that is in the two ends of a side of blade breach, and said card spring is arranged on the outstanding position, two ends.
3. high-strength anti-theft blade lock core according to claim 1 is characterized in that: described high-strength anti-theft blade lock core is provided with two groups of card locking mechanisms, and two groups of card locking mechanisms are along circumferentially evenly distributing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220317004 CN202627675U (en) | 2012-06-29 | 2012-06-29 | High-strength anti-theft blade lock core |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220317004 CN202627675U (en) | 2012-06-29 | 2012-06-29 | High-strength anti-theft blade lock core |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202627675U true CN202627675U (en) | 2012-12-26 |
Family
ID=47380884
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220317004 Expired - Fee Related CN202627675U (en) | 2012-06-29 | 2012-06-29 | High-strength anti-theft blade lock core |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202627675U (en) |
-
2012
- 2012-06-29 CN CN 201220317004 patent/CN202627675U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121226 Termination date: 20140629 |
|
| EXPY | Termination of patent right or utility model |