CN103452386B - A kind of theftproof lock and key thereof - Google Patents
A kind of theftproof lock and key thereof Download PDFInfo
- Publication number
- CN103452386B CN103452386B CN201310418787.9A CN201310418787A CN103452386B CN 103452386 B CN103452386 B CN 103452386B CN 201310418787 A CN201310418787 A CN 201310418787A CN 103452386 B CN103452386 B CN 103452386B
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- slip
- mounting groove
- hitching post
- groove
- key
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Abstract
The present invention relates to a kind of theftproof lock and key thereof, the center line of outer pellet mounting groove and interior pellet mounting groove is arranged on 0.2 millimeter to 0.5 millimeter of outer lock core and vertical line side, internal cylinder center, the slip hitching post mounting groove of up/down perforation is offered in the internal cylinder inside of outer lock core and internal cylinder center vertical line opposite side, the middle part of slip hitching post mounting groove is connected with keyhole, slip hitching post is movably installed with in slip hitching post mounting groove, on slip hitching post mounting groove top, the position of internal cylinder circumferencial direction is provided with slip locating piece, slip locating piece passes through drift bolt spring fitting in the side of slip hitching post, outer lock core offers the slip locating piece groove matched with the locating piece that slides, during use, install slip hitching post with the use of, not only reduce keyhole space, play the effect that preventing techniques is unblanked, and be equipped with slip locating piece, play more significantly locating effect, avoid the generation opening by mistake lock phenomenon.
Description
Technical field
The present invention relates to safety-security area, be specifically related to a kind of theftproof lock and key thereof.
Background technology
Theftproof lock is the major mechanical type lockset occurred in the market, and different according to the principle of lock core, theftproof lock can be divided into cylinder lock, blade lock, magnetic lock, IC card lock, Fingerprint Lock etc.Cylinder lock and magnetic lock more common.Cylinder lock is all belonged to as in-line lock, cross lock, computer lock etc.; Magnetic lock is several years ago popular, but these 2 years more rare.Cylinder lock, also known as cylinder lock with balls, pearl lock, snap lock or pin tumbler locks, is a kind of modal lock structure.Principle uses the snap of multiple differing heights, pellet or pearl to pin lock core.When putting into correct key, each snap is pushed to identical height, and lock core is just decontroled.The key that the structure of cylinder lock mainly comprises lock core, pellet, spring, dead bolt and is equipped with mutually.Lock core is generally lock cylinder made of copper, can lock or open during rotation, and lock core divides internal cylinder and outer lock core, and internal cylinder is the place of slotting key; Pellet is generally copper marble, pellet and outer pellet in point, and cylindrical, different in size, be contained in the circular hole of interior outer lock core, a lock generally has 3 to 5 group pellets; Spring fitting withstands pellet in the circular hole of outer lock core; The part that dead bolt stretches when being and unblanking, drives dead bolt to realize unblanking when cylindrical internal cylinder is rotated; Key has the pellet of " sawtooth " corresponding different length of differing heights, and the technical term of this sawtooth is exactly tartar.
Traditional cylinder lock is all equipped with lock cylinder, and lock core is the critical component of theftproof lock, plays vital effect to the antitheft coefficient of theftproof lock.In traditional spring locks keyhole, headspace is comparatively large, unblanks than being easier to actualizing technology.And traditional cylinder lock wrong-unlocking rate is higher, its level of security and safety poor.Although there is the theftproof lock that some level of securitys are higher in the market, its cost of production is higher, complex structure, and installing/dismounting is inconvenient, is not suitable for large-scale production and use.Along with the development of science and technology and people are to the raising of theftproof lock security level required, this traditional cylinder lock can not meet the demand in market.
Therefore, produce a kind of structure simply, easy to operate, safety factor is high, and level of security is high, wrong-unlocking rate ground of unblanking, and be not easy actualizing technology and unblank, cost is low, applicable large-scale production, the theftproof lock that theftproof performance is strong and key thereof.
Summary of the invention
For the deficiencies in the prior art, the invention provides a kind of structure simple, easy to operate, safety factor is high, and level of security is high, wrong-unlocking rate ground of unblanking, and be not easy actualizing technology and unblank, cost is low, applicable large-scale production, the theftproof lock that theftproof performance is strong and key thereof.
Technical scheme of the present invention is achieved in that a kind of theftproof lock, comprise lock body, be arranged on the outer lock core on lock body, be sleeved on the internal cylinder of outer lock core inside, be opened in the keyhole in internal cylinder, be opened in the outer pellet mounting groove on outer lock core, be opened in internal cylinder with outer pellet mounting groove mutually corresponding be communicated with in pellet mounting groove, be arranged on the spring fastening in outer pellet mounting groove, be arranged on the spring on spring fastening, the outer pellet be connected with spring, be arranged on the interior pellet in interior pellet mounting groove, described outer pellet mounting groove and the center line of interior pellet mounting groove are arranged on 0.2 millimeter to 0.5 millimeter place of outer lock core and vertical line side, internal cylinder center, the slip hitching post mounting groove of up/down perforation is offered in the internal cylinder inside of outer lock core and internal cylinder center vertical line opposite side, the middle part of slip hitching post mounting groove is connected with keyhole, slip hitching post is movably installed with in slip hitching post mounting groove, on slip hitching post mounting groove top, the position of internal cylinder circumferencial direction is provided with slip locating piece, slip locating piece passes through drift bolt spring fitting in the side of slip hitching post, outer lock core offers the slip locating piece groove matched with the locating piece that slides.
Described slip hitching post is cylindrical structural, is provided with the first ring connected in star matched with the locating piece that slides, the bottom of first ring connected in star is provided with the second annular groove on the top of slip hitching post.
Described interior pellet mounting groove is at least one group, outer pellet mounting groove is identical with interior pellet mounting groove group number with the installation group number of slip hitching post mounting groove, interior pellet mounting groove is vertical with slip hitching post mounting groove to be opened in internal cylinder, and the spacing between slip hitching post mounting groove and interior pellet mounting groove is 0.5 millimeter to 2.0 millimeters.
The length of the groove depth of described first ring connected in star adds that the length of the groove depth of slip locating piece groove is not less than the width of slip locating piece, the groove depth of first ring connected in star equals the thickness of slip locating piece, the soffit of the second annular groove is cambered surface, and the internal diameter of first ring connected in star is identical with the internal diameter of the second annular groove.
Plane is offered perpendicular to keyhole in the direction of offering of described outer pellet mounting groove and slip hitching post mounting groove, described slip hitching post mounting groove offer the installation direction of direction perpendicular to slip locating piece.
The groove depth of described slip locating piece groove is 0.5 millimeter.
A kind of key opening above-mentioned theftproof lock, the key piece comprise the shank of the key, being connected with the shank of the key, described key piece offers pellet groove in matching with interior pellet, interior pellet groove is arranged on the middle part of key piece, and the marginal position of the key piece of interior pellet groove both sides is provided with snakelike that matches with the hitching post that slides.
Snakelike described level is opened in the both sides of key piece, and the snakelike plate shape of key piece both sides is symmetrical, and snakelike is curve laminated structure, and the stroke width of snakelike equals the length of key piece, and the stroke height of snakelike equals the thickness of key piece.
The width of described snakelike is at least 0.5 millimeter.
The present invention has following beneficial effect: first, structure of the present invention is simple, easy to operate, comprise lock body, be arranged on the outer lock core on lock body, be sleeved on the internal cylinder of outer lock core inside, be opened in the keyhole in internal cylinder, be opened in the outer pellet mounting groove on outer lock core, be opened in internal cylinder with outer pellet mounting groove mutually corresponding be communicated with in pellet mounting groove, be arranged on the spring fastening in outer pellet mounting groove, be arranged on the spring on spring fastening, the outer pellet be connected with spring, be arranged on the interior pellet in interior pellet mounting groove, described outer pellet mounting groove and the center line of interior pellet mounting groove are arranged on 0.2 millimeter to 0.5 millimeter of outer lock core and vertical line side, internal cylinder center, the slip hitching post mounting groove of up/down perforation is offered in the internal cylinder inside of outer lock core and internal cylinder center vertical line opposite side, the middle part of slip hitching post mounting groove is connected with keyhole, slip hitching post is movably installed with in slip hitching post mounting groove, on slip hitching post mounting groove top, the position of internal cylinder circumferencial direction is provided with slip locating piece, slip locating piece passes through drift bolt spring fitting in the side of slip hitching post, outer lock core offers the slip locating piece groove matched with the locating piece that slides, in use, change the structure of original theftproof lock single-row billiard, and install slip hitching post with the use of, not only reduce keyhole space, play the effect that preventing techniques is unblanked, and be equipped with slip locating piece, play more significantly locating effect, avoid the generation opening by mistake lock phenomenon, secondly, the present invention coordinates the key opening above-mentioned theftproof lock, the key piece comprise the shank of the key, being connected with the shank of the key, described key piece offers pellet groove in matching with interior pellet, interior pellet groove is arranged on the middle part of key piece, and the marginal position of the key piece of interior pellet groove both sides is provided with snakelike that matches with the hitching post that slides, in use, snakelike coordinates slip hitching post to realize unblanking, and common key can not inject keyhole, avoids the generation opening by mistake lock phenomenon, again, simply, produce easy for installation, cost is low for lock body of the present invention and Key structure, and the integration of slip hitching post specification, facilitates manufacturer production, is applicable to large-scale production and use, in addition, the present invention slides, and to be movably arranged on slip hitching post mounting groove inner for hitching post, its twice not mounting spring, freely be arranged on slip hitching post mounting groove inner, its sliding scale limits, and only has outfit private key of the present invention just can open lock body, its antitheft coefficient is high, and level of security is high.
Accompanying drawing explanation
Fig. 1 is keyhole structure schematic diagram of the present invention.
Fig. 2 is one of internal cylinder of the present invention and external lock lock core structure schematic diagram.
Fig. 3 is internal cylinder of the present invention and external lock lock core structure schematic diagram two.
Fig. 4 is internal cylinder of the present invention and external lock lock core structure schematic diagram three.
Fig. 5 is that the present invention slides one of structure for mounting positioning blocks schematic diagram.
Fig. 6 is that the present invention slides structure for mounting positioning blocks schematic diagram two.
Fig. 7 is that the present invention slides one of hitching post mounting structure schematic diagram.
Fig. 8 is that the present invention slides hitching post mounting structure schematic diagram two.
Fig. 9 is sliding bolt rod structure schematic diagram of the present invention.
Figure 10 is one of pellet mounting groove and slip hitching post mounting groove structural representation in the present invention.
Figure 11 is pellet mounting groove and slip hitching post mounting groove structural representation two in the present invention.
Figure 12 is the main TV structure schematic diagram of key of the present invention.
Figure 13 is one of key side-looking structural representation of the present invention.
Figure 14 is key side-looking structural representation two of the present invention.
Figure 15 is the snakelike chip architecture schematic diagram of the present invention.
Detailed description of the invention
As Fig. 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, shown in 15, a kind of theftproof lock, comprises lock body, is arranged on the outer lock core 1 on lock body, be sleeved on the internal cylinder 2 of outer lock core 1 inside, be opened in the keyhole 3 in internal cylinder 2, be opened in the outer pellet mounting groove 7 on outer lock core 1, be opened in internal cylinder 2 with outer pellet mounting groove 7 mutually corresponding be communicated with in pellet mounting groove 4, be arranged on the spring fastening 9 in outer pellet mounting groove 7, be arranged on the spring 8 on spring fastening 9, the outer pellet 6 be connected with spring 8, be arranged on the interior pellet 5 in interior pellet mounting groove 4, described outer pellet mounting groove 7 and the center line of interior pellet mounting groove 4 are arranged on 0.2 millimeter to 0.5 millimeter place of outer lock core 1 and vertical line side, internal cylinder 2 center, the slip hitching post mounting groove 10 of up/down perforation is offered in internal cylinder 2 inside of outer lock core 1 and internal cylinder 2 center vertical line opposite side, the middle part of slip hitching post mounting groove 10 is connected with keyhole 3, slip hitching post 11 is movably installed with in slip hitching post mounting groove 10, on slip hitching post mounting groove 10 top, the position of internal cylinder 2 circumferencial direction is provided with slip locating piece 12, slip locating piece 12 is arranged on the side of slip hitching post 11 by drift bolt spring 13, and outer lock core 1 offers the slip locating piece groove 14 matched with the locating piece 12 that slides.
Described slip hitching post 11 is cylindrical structural, is provided with the first ring connected in star 16 matched with the locating piece 12 that slides, is provided with the second annular groove 15 in the bottom of first ring connected in star 16 on the top of slip hitching post 11.Described interior pellet mounting groove 4 is at least one group, outer pellet mounting groove 7 is identical with installation group number and interior pellet mounting groove 4 groups of numbers of slip hitching post mounting groove 10, interior pellet mounting groove 4 is vertical with slip hitching post mounting groove 10 to be opened in internal cylinder 2, and the spacing between slip hitching post mounting groove 10 and interior pellet mounting groove 4 is 0.5 millimeter to 2.0 millimeters.The length of the groove depth of described first ring connected in star 16 adds that the length of the groove depth of slip locating piece groove 14 is not less than the width of slip locating piece 12, the groove depth of first ring connected in star 16 equals the thickness of slip locating piece 12, the soffit of the second annular groove 15 is cambered surface, and the internal diameter of first ring connected in star 16 is identical with the internal diameter of the second annular groove 15.Plane is offered perpendicular to keyhole 3 in the direction of offering of described outer pellet mounting groove 7 and slip hitching post mounting groove 10, described slip hitching post mounting groove 10 offer the installation direction of direction perpendicular to slip locating piece 12.The groove depth of described slip locating piece groove 14 is 0.5 millimeter.
A kind of key opening above-mentioned theftproof lock, the key piece 18 comprise the shank of the key 17, being connected with the shank of the key 17, described key piece 18 offers pellet groove 19 in matching with interior pellet 5, interior pellet groove 19 is arranged on the middle part of key piece 18, is provided with snakelike 20 that matches with the hitching post 11 that slides at the marginal position of the key piece 18 of interior pellet groove 19 both sides.
Snakelike described 20 levels are opened in the both sides of key piece 18, snakelike 20 shapes of key piece 18 both sides are symmetrical, snakelike 20 is curve laminated structure, and the stroke width of snakelike 20 equals the length of key piece 18, and the stroke height of snakelike 20 equals the thickness of key piece 18.The width of described snakelike 20 is at least 0.5 millimeter.
The present invention in use, internal cylinder 2 is offered interior pellet mounting groove 4 and slip hitching post mounting groove 10, and interior pellet 5 and slip hitching post 11 are arranged on respectively interior pellet mounting groove 4 and slip hitching post mounting groove 10 inside, in use, key is injected keyhole 3, key piece 18 offers pellet groove 19 in matching with interior pellet 5, interior pellet groove 19 coordinates with interior pellet according to different gaps and the degree of depth, in realizing, pellet shrinks in interior pellet mounting groove 4, ensure after putting in place that outer pellet 6 unties the stop with internal cylinder 2, realizes the object of unblanking.Simultaneously, interior pellet groove 19 is arranged on the middle part of key piece 18, snakelike 20 that matches with the hitching post 11 that slides is provided with at the marginal position of the key piece 18 of interior pellet groove 19 both sides, slip hitching post 11 is cylindrical structural, the first ring connected in star 16 matched with the locating piece 12 that slides is provided with on the top of slip hitching post 11, the second annular groove 15 is provided with in the bottom of first ring connected in star 16, in use, second annular groove 15 is mutually corresponding with snakelike 20 on the key, because slip hitching post freedom of movement is arranged on slip hitching post mounting groove 10 inside, the position of the second annular groove 15 is not on same straight line, utilize snakelike 20 and stir the second annular groove 15, can the second annular groove 15 be arranged point-blank, simultaneously, slip hitching post 11 point-blank, and, first ring connected in star 16 laterally also point-blank, now, first ring connected in star 16 and slip locating piece 12 cooperatively interact, slip locating piece 12 glides in the effect of drift bolt spring 13 and drops into into first ring connected in star 16, realize slip locating piece 12 from the releasing slip locating piece groove 14, now, twisting key, internal cylinder 2 realizes rotating, lock body mechanical part is driven to rotate, realization is unblanked.
The present invention's spacing of sliding between hitching post mounting groove 10 and interior pellet mounting groove 4 is 0.5 millimeter to 2.0 millimeters, and technology unlocking can not realize, and improves anti-theft effect of the present invention, level of security is high, and cost is low, convenient production and use, have good Social and economic benef@.
Claims (9)
1. a theftproof lock, comprise lock body, be arranged on the outer lock core (1) on lock body, be sleeved on the internal cylinder (2) that outer lock core (1) is inner, be opened in the keyhole (3) in internal cylinder (2), be opened in the outer pellet mounting groove (7) on outer lock core (1), be opened in the corresponding interior pellet mounting groove (4) that be communicated with mutual to outer pellet mounting groove (7) of internal cylinder (2), be arranged on the spring fastening (9) in outer pellet mounting groove (7), be arranged on the spring (8) on spring fastening (9), the outer pellet (6) be connected with spring (8), be arranged on the interior pellet (5) in interior pellet mounting groove (4), it is characterized in that: described outer pellet mounting groove (7) and the center line of interior pellet mounting groove (4) are arranged on 0.2 millimeter to 0.5 millimeter place of outer lock core (1) and vertical line side, internal cylinder (2) center, the slip hitching post mounting groove (10) of up/down perforation is offered in internal cylinder (2) inside of outer lock core (1) and internal cylinder (2) center vertical line opposite side, the middle part of slip hitching post mounting groove (10) is connected with keyhole (3), slip hitching post (11) is movably installed with in slip hitching post mounting groove (10), on slip hitching post mounting groove (10) top, the position of internal cylinder (2) circumferencial direction is provided with slip locating piece (12), slip locating piece (12) is arranged on the side of slip hitching post (11) by drift bolt spring (13), outer lock core (1) offers the slip locating piece groove (14) matched with the locating piece that slides (12).
2. theftproof lock according to claim 1, it is characterized in that: described slip hitching post (11) is cylindrical structural, be provided with the first ring connected in star (16) matched with the locating piece that slides (12) on the top of slip hitching post (11), the bottom of first ring connected in star (16) is provided with the second annular groove (15).
3. theftproof lock according to claim 1, it is characterized in that: described interior pellet mounting groove (4) is at least one group, it is identical that installation group number and the interior pellet mounting groove (4) of outer pellet mounting groove (7) and slip hitching post mounting groove (10) organize number, interior pellet mounting groove (4) is vertical with slip hitching post mounting groove (10) to be opened in internal cylinder (2), and the spacing between slip hitching post mounting groove (10) and interior pellet mounting groove (4) is 0.5 millimeter to 2.0 millimeters.
4. theftproof lock according to claim 2, it is characterized in that: the length of the groove depth of described first ring connected in star (16) adds that the length of the groove depth of slip locating piece groove (14) is not less than the width of slip locating piece (12), the groove depth of first ring connected in star (16) equals the thickness of slip locating piece (12), the soffit of the second annular groove (15) is cambered surface, and the internal diameter of first ring connected in star (16) is identical with the internal diameter of the second annular groove (15).
5. theftproof lock according to claim 3, it is characterized in that: plane is offered perpendicular to keyhole (3) in the direction of offering of described outer pellet mounting groove (7) and slip hitching post mounting groove (10), described slip hitching post mounting groove (10) offer the installation direction of direction perpendicular to slip locating piece (12).
6. theftproof lock according to claim 4, is characterized in that: the groove depth of described slip locating piece groove (14) is 0.5 millimeter.
7. open the key of theftproof lock as claimed in claim 1 for one kind, the key piece (18) comprise the shank of the key (17), being connected with the shank of the key (17), it is characterized in that: described key piece (18) offers the interior pellet groove (19) matched with interior pellet (5), interior pellet groove (19) is arranged on the middle part of key piece (18), is provided with snakelike (20) of matching with the hitching post that slides (11) at the marginal position of the key piece (18) of interior pellet groove (19) both sides.
8. the key of theftproof lock according to claim 7, it is characterized in that: snakelike described (20) level is opened in the both sides of key piece (18), snakelike (20) shape of key piece (18) both sides is symmetrical, snakelike (20) are curve laminated structure, the stroke width of snakelike (20) equals the length of key piece (18), and the stroke height of snakelike (20) equals the thickness of key piece (18).
9. the key of theftproof lock according to claim 7, is characterized in that: the width of described snakelike (20) is at least 0.5 millimeter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310418787.9A CN103452386B (en) | 2013-09-16 | 2013-09-16 | A kind of theftproof lock and key thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310418787.9A CN103452386B (en) | 2013-09-16 | 2013-09-16 | A kind of theftproof lock and key thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103452386A CN103452386A (en) | 2013-12-18 |
| CN103452386B true CN103452386B (en) | 2016-03-30 |
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ID=49735179
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310418787.9A Expired - Fee Related CN103452386B (en) | 2013-09-16 | 2013-09-16 | A kind of theftproof lock and key thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103452386B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2006136767A1 (en) * | 2005-06-23 | 2006-12-28 | Cintor Limited | Key and lock |
| CN101324161A (en) * | 2008-07-28 | 2008-12-17 | 安雨青 | Spring lock head with improved side column locking structure |
| CN201554274U (en) * | 2009-12-09 | 2010-08-18 | 吴贵祥 | Theftproof lock and key thereof |
| CN102605997A (en) * | 2012-04-05 | 2012-07-25 | 李若霖 | Two-piece chain soft key lockset |
| CN203050261U (en) * | 2012-11-27 | 2013-07-10 | 唐君荣 | Burglarproof lock and key thereof |
| CN203559647U (en) * | 2013-09-16 | 2014-04-23 | 朱清枝 | Anti-theft lock and key thereof |
-
2013
- 2013-09-16 CN CN201310418787.9A patent/CN103452386B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2006136767A1 (en) * | 2005-06-23 | 2006-12-28 | Cintor Limited | Key and lock |
| CN101324161A (en) * | 2008-07-28 | 2008-12-17 | 安雨青 | Spring lock head with improved side column locking structure |
| CN201554274U (en) * | 2009-12-09 | 2010-08-18 | 吴贵祥 | Theftproof lock and key thereof |
| CN102605997A (en) * | 2012-04-05 | 2012-07-25 | 李若霖 | Two-piece chain soft key lockset |
| CN203050261U (en) * | 2012-11-27 | 2013-07-10 | 唐君荣 | Burglarproof lock and key thereof |
| CN203559647U (en) * | 2013-09-16 | 2014-04-23 | 朱清枝 | Anti-theft lock and key thereof |
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| Publication number | Publication date |
|---|---|
| CN103452386A (en) | 2013-12-18 |
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