CN101967908B - High-theft prevention blade lock core and key thereof - Google Patents
High-theft prevention blade lock core and key thereof Download PDFInfo
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- CN101967908B CN101967908B CN2010105114161A CN201010511416A CN101967908B CN 101967908 B CN101967908 B CN 101967908B CN 2010105114161 A CN2010105114161 A CN 2010105114161A CN 201010511416 A CN201010511416 A CN 201010511416A CN 101967908 B CN101967908 B CN 101967908B
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- blade
- card
- key
- groove
- lock core
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Abstract
The invention relates to a high-theft prevention blade lock core and a key thereof. The high-theft prevention blade lock core comprises a lock core body, a lock sleeve, blade through grooves and a card locking mechanism, wherein the blade through grooves are internally respectively provided with a pair of blades A, the same sides of the opposite ends of each pair of blades A are respectively provided with a convex block, a blade spring is arranged between the convex blocks, and the blades A are provided with blade A notches opposite to the other side surfaces provided with the blade springs; the card locking mechanism comprises a card groove and a card, the card groove is arranged on the lock core body corresponding to one side of the blade A notches and is internally provided with a card spring, the inner wall of the lock sleeve is provided with a slot, blades B are arranged in the at least one blade through groove and are provided with blade B notches and a key hole, the flat end face of the key hole corresponding to the key is provided with a convex diagram, and position setting of the diagram forms a key code of the flat end face of the key. By adopting the technical scheme, the high-theft prevention blade lock core and the key thereof can improve safety factors.
Description
Technical field
The present invention relates to field of lockset, particularly a kind of high antitheft blade lock core and key thereof.
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, most of locksets can be divided into blade lock, cylinder lock and blade lock and cylinder lock combined lockset, and still, some lawless persons' picking lock ability is also increasingly high, and they can utilize technical means in a few minutes, lock to be opened.General blade lock core comprises and perpendicular to axial directionly on plug body, lock tube, the plug body is provided with some blade grooves that 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; Be 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; Make that when key does not insert the end opposite of blade is positioned at groove, so plug body can not be rotated; After key inserts, the tooth of keyhole on the blade and key both sides flower coupling, thus make the leaf spring compression; The end opposite of every pair of blade all is positioned at plug body, and 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 A 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.Generally to key that should blade lock core, comprise key handle, spoon sheet, described spoon sheet comprises the two sides that are provided with the tooth flower and two planar end surfaces between two sides.But, adopting the blade lock core of this technical scheme, some lawless persons still can utilize special tool that blade is toggled it to the appropriate location to both sides and just can lock be opened, and its safety factor is not high, still can bring unnecessary loss.
Summary of the invention
The objective of the invention is in order to overcome the defective of prior art; The present invention is through being provided with blade B in blade groove; Blade B is provided with the keyhole that supplies key to insert, and the planar end surface position of the corresponding key of keyhole is provided with the partition of protrusion, and the desired location of partition constitutes the pins of key planar end surface; Can prevent that like this lawless person from stirring blade A, thereby a kind of height antitheft blade lock core that can improve safety factor is provided.The object of the invention also provides a kind of key that is specifically designed to this height antitheft blade lock core.
Technical scheme of the present invention: a kind of high antitheft 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; Respectively be provided with a pair of blade A in the said blade groove; The same side of every pair of blade A end opposite is provided with projection; Be provided with leaf spring between the said projection, said blade A is provided with blade A 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 A; Said high antitheft 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 blade A breach, and said card slot is arranged on the plug body of corresponding blade A 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; Also be provided with blade B at least one blade groove, corresponding said card slot one side of said blade B also is provided with the blade B breach that supplies card to insert, and said blade B is provided with the keyhole that supplies key to insert; The planar end surface position of the corresponding key of keyhole is provided with the partition of protrusion, and the set positions of said partition constitutes the pins of key planar end surface.Adopt technique scheme, because the setting of partition makes the lawless person can not blade A be stirred to both sides and pry open lock that feasible high antitheft blade lock core safety factor is higher.
Further improvement of the present invention: said blade B axially is positioned at the side of said every couple of blade A along said plug body.Adopt above-mentioned further improvement, make convenient processing and manufacture, to make processing bother if be arranged between said every couple of blade A.
Further improvement more of the present invention: be equipped with blade B in said each blade groove.Adopt above-mentioned further improvement again, further improved the blade lock core safety factor.
Further improvement of the present invention: described card is provided with ball recess near an end face of lock tube inwall, is provided with ball in the said groove.Adopt above-mentioned further improvement, make that card and exact separation are more convenient, be convenient to the rotation of plug body.
Private key of the present invention; Include key handle, spoon sheet; Described spoon sheet comprises two sides and two planar end surfaces between two sides, and said two sides are provided with the tooth flower, and a wherein planar end surface of said key is provided with bent type groove; The position of said bent type groove and said partition is complementary, and said bent type groove is positioned at place, key insertion end and is horn-like.Bent type groove is set, further increases the blade lock core safety factor again, bent type groove is positioned at key and inserts the place, end and be the horn-like partition that makes and can insert bent type groove.
Description of drawings
Fig. 1 is the exploded view of the specific embodiment of the invention;
Fig. 2 is a Key structure sketch map in the specific embodiment of the invention.
The specific embodiment
As shown in Figure 1; A kind of high antitheft blade lock core includes plug body 1, is set on the outer lock tube 2 of plug body 1, the said plug body 1 and is axially arranged with some blade grooves 3 perpendicular to plug body 1, respectively is provided with a pair of blade A4 in the said blade groove 3; The same side of every pair of blade A4 end opposite is provided with projection 41; Be provided with leaf spring 5 between the said projection 41, said blade A4 is provided with blade A breach 42 with respect to the another side that is provided with leaf spring 5, is equipped with the keyhole 6 that supplies key to insert on each blade A4; Said high antitheft blade lock core also comprises the card locking mechanism; Said card locking mechanism includes the card slot that is communicated with blade groove 37 that is axially disposed within on the plug body 1 and reaches the card 10 that is arranged in the card slot 7 movingly and can inserts blade A breach 42, and said card slot 7 is arranged on the plug body 1 of corresponding blade A breach 42 1 sides, also is provided with the card spring 8 that is used for radially providing along said plug body 1 to said card 10 elastic force in the said card slot 7; In this specific embodiment; Described card 10 is the rectangle flat member, is extending axially two lugs 101 near the said plug body 1 in the end face upper edge of lock tube 2 inwalls, is provided with described card spring 8 between said lug 101 and the card slot 7; Said lock tube 2 inwalls are provided with the draw-in groove 9 that is complementary with said card 10 vertically; Described draw-in groove 9 is complementary for when key does not insert with card 10, and draw-in groove 9 can block card 10 and constitute spacing to card 10, after key inserts; Card 10 can skid off draw-in groove 9; Also be provided with blade B11 at least one blade groove 3, corresponding said card slot 7 one sides of said blade B11 also are provided with the blade B breach 111 that supplies card 10 to insert, and said blade B11 is provided with the keyhole 6 that supplies key to insert; The planar end surface position of keyhole 6 corresponding keys is provided with the partition 112 of protrusion, and the set positions of said partition 112 constitutes the pins of key planar end surface.The opposite end face of said every couple of blade A4 all is positioned at lock tube 2, and the both ends of the surface of said blade B11 also are positioned at said lock tube 2.In this specific embodiment; Said blade B11 is the symmetrically arranged circular arcs 113 in two ends; The circular arc 113 at two ends through two straight flanges 114 connect flat member; Described blade A4 shape comprises the asymmetrical arc surface 43,44 that is arranged on two ends, connects the straight flange 45 of two circular arcs, and the end near plug body 1 outer wall of blade A4 upper protruding block 41 is an arc surface 411; The arc surface 411 of this projection 41 and the arc surface 44 that is provided with projection 41 ends of blade A4 connect and compose the cambered surface that is complementary with the sidewall cambered surface of plug body 1, and the radius that promptly should connect arc surface is identical with the radius of plug body 1.Said blade groove 3 quantity are generally 3-10, and blade A4 quantity is 6-20, and blade B11 quantity is 3-10, and in this specific embodiment, said blade groove 3 quantity are 4, and blade A4 quantity is 8, and blade B11 quantity is 4.
In this specific embodiment, said blade B11 axially is positioned at the side of said every couple of blade A4 along said plug body 1.If blade B11 is arranged between every couple of blade A4, the supporting surface that need increase the diameter of leaf spring 5 so and make projection 41 be used for support blade spring 5 increases, and makes processing and manufacturing bother, and stability is unreliable.
In this specific embodiment, in said each blade groove 3, be equipped with blade B11.Can further improve the blade lock core safety factor like this.
Described card 10 is provided with ball recess 102 near an end face of lock tube 2 inwalls, is provided with ball 103 in the said groove 102.When card 10 is positioned at draw-in groove 9, if ball 103 is set, make that the card 10 and the friction of lock tube 2 inwalls are rolling friction, can make things convenient for separating of card 10 and draw-in groove 9.
As shown in Figure 2; A kind of key 12 that is used for this height antitheft blade lock core includes key handle 121, spoon sheet 122, and described spoon sheet 122 comprises two sides 1221 and two planar end surfaces 1222 between two sides 1221; Said two sides 1221 are provided with tooth and spend 13; A wherein planar end surface of said key 12 is provided with bent type groove 14, and said bent type groove 14 is complementary with the position of said partition 112, promptly after key 12 inserts; Partition 112 is positioned at corresponding bent type groove 14, and said bent type groove 14 is positioned at place, key 12 insertion ends and is horn-like.Keyhole 6 on the said blade A4 all spends 13 to be complementary with the tooth of key two sides with the keyhole 6 on the blade B11, and promptly after key inserts, tooth is spent 13 keyhole 6 and the keyholes 6 on the blade B11 that are positioned on the blade A4 of correspondence.
Operating principle of the present invention: before inserting key 12, the partition 112 in the blade B11 can prevent effectively that the lawless person from stirring blade A4, and this moment, said blade A4 breach and blade B11 breach were not located along the same line; Therefore, card 10 can not be inserted in blade A4 breach and the blade B11 breach, and an end face of card 10 can be conflicted in the draw-in groove 9 on lock tube 2 inwalls; Make plug body 1 to rotate, thereby reach the locking purpose, after inserting key; Leaf spring 5 between the every couple of blade A4 can compression; Partition 112 on the blade B11 inserts in the bent type groove 14 corresponding on the keys 12, and the tooth of key two sides is spent among 13 corresponding keyhole 6 and the blade B11 that insert among the blade A4 in the keyhole 6, and said blade A4 breach and blade B11 breach are located along the same line; Card 10 inserts in blade A4 breach and the blade B11 breach; Thereby make card 10 be positioned at plug body 1 near an end face of lock tube 2 inwalls, at this moment can rotary locking cylinder body 1, reach the purpose of unblanking.
Claims (5)
1. one kind high antitheft 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; Respectively be provided with a pair of blade A in the said blade groove; The same side of every pair of blade A end opposite is provided with projection; Be provided with leaf spring between the said projection, said blade A is provided with blade A 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 A; Said high antitheft 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 blade A breach, and said card slot is arranged on the plug body of corresponding blade A 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: also be provided with blade B at least one blade groove, corresponding said card slot one side of said blade B also is provided with the blade B breach that supplies card to insert, and said blade B is provided with the keyhole that supplies key to insert; The planar end surface position of the corresponding key of keyhole is provided with the partition of protrusion, and the set positions of said partition constitutes the pins of key planar end surface.
2. high antitheft blade lock core according to claim 1, it is characterized in that: said blade B axially is positioned at the side of said every couple of blade A along said plug body.
3. high antitheft blade lock core according to claim 1 and 2 is characterized in that: be equipped with blade B in said each blade groove.
4. high antitheft blade lock core according to claim 1 and 2, it is characterized in that: described card is provided with ball recess near an end face of lock tube inwall, is provided with ball in the said groove.
5. high antitheft blade lock core according to claim 3, it is characterized in that: described card is provided with ball recess near an end face of lock tube inwall, is provided with ball in the said groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010105114161A CN101967908B (en) | 2010-10-19 | 2010-10-19 | High-theft prevention blade lock core and key thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010105114161A CN101967908B (en) | 2010-10-19 | 2010-10-19 | High-theft prevention blade lock core and key thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101967908A CN101967908A (en) | 2011-02-09 |
| CN101967908B true CN101967908B (en) | 2012-08-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010105114161A Expired - Fee Related CN101967908B (en) | 2010-10-19 | 2010-10-19 | High-theft prevention blade lock core and key thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101967908B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102677966A (en) * | 2011-11-01 | 2012-09-19 | 上海百顺交通器材有限公司 | Novel lock body of servo brake steel-plastic structure |
| CN102493716B (en) * | 2011-12-06 | 2013-11-06 | 温州市通用锁具有限公司 | Lock head |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2639453Y (en) * | 2003-08-06 | 2004-09-08 | 杨浩胜 | Blade lock |
| CN2665308Y (en) * | 2003-12-30 | 2004-12-22 | 周章东 | Anti-theft blade lock |
| CN201411962Y (en) * | 2009-04-30 | 2010-02-24 | 雷先鸣 | Leaf-blade night lock for preventing to technically open lock |
| CN201535096U (en) * | 2009-07-28 | 2010-07-28 | 黄益贞 | V-shaped composite lock cylinder |
| CN201802150U (en) * | 2010-10-19 | 2011-04-20 | 黄益准 | Efficient theftproof blade lock core and key for same |
-
2010
- 2010-10-19 CN CN2010105114161A patent/CN101967908B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2639453Y (en) * | 2003-08-06 | 2004-09-08 | 杨浩胜 | Blade lock |
| CN2665308Y (en) * | 2003-12-30 | 2004-12-22 | 周章东 | Anti-theft blade lock |
| CN201411962Y (en) * | 2009-04-30 | 2010-02-24 | 雷先鸣 | Leaf-blade night lock for preventing to technically open lock |
| CN201535096U (en) * | 2009-07-28 | 2010-07-28 | 黄益贞 | V-shaped composite lock cylinder |
| CN201802150U (en) * | 2010-10-19 | 2011-04-20 | 黄益准 | Efficient theftproof blade lock core and key for same |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101967908A (en) | 2011-02-09 |
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Granted publication date: 20120815 Termination date: 20141019 |
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| EXPY | Termination of patent right or utility model |