CN105909068A - Anti-theft lock based on curved key - Google Patents
Anti-theft lock based on curved key Download PDFInfo
- Publication number
- CN105909068A CN105909068A CN201610349555.6A CN201610349555A CN105909068A CN 105909068 A CN105909068 A CN 105909068A CN 201610349555 A CN201610349555 A CN 201610349555A CN 105909068 A CN105909068 A CN 105909068A
- Authority
- CN
- China
- Prior art keywords
- lock
- blade
- key
- lock core
- curve
- 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.)
- Granted
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Classifications
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B29/00—Cylinder locks and other locks with plate tumblers which are set by pushing the key in
- E05B29/0013—Cylinder locks and other locks with plate tumblers which are set by pushing the key in with rotating plate tumblers
- E05B29/002—Cylinder locks and other locks with plate tumblers which are set by pushing the key in with rotating plate tumblers rotating about an axis perpendicular to the key axis
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B15/00—Other details of locks; Parts for engagement by bolts of fastening devices
- E05B15/06—Lock wards
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B15/00—Other details of locks; Parts for engagement by bolts of fastening devices
- E05B15/14—Tumblers
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B19/00—Keys; Accessories therefor
- E05B19/0017—Key profiles
- E05B19/0041—Key profiles characterized by the cross-section of the key blade in a plane perpendicular to the longitudinal axis of the key
- E05B19/007—Key profiles characterized by the cross-section of the key blade in a plane perpendicular to the longitudinal axis of the key with U- or V-shaped cross-section
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B19/00—Keys; Accessories therefor
- E05B19/14—Double or multiple keys, e.g. with two or more bows or bits
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B9/00—Lock casings or latch-mechanism casings ; Fastening locks or fasteners or parts thereof to the wing
- E05B9/04—Casings of cylinder locks
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B9/00—Lock casings or latch-mechanism casings ; Fastening locks or fasteners or parts thereof to the wing
- E05B2009/004—Shape of the lock housing
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Alarm Systems (AREA)
- Burglar Alarm Systems (AREA)
Abstract
The invention provides an anti-theft lock based on a curved key. The anti-theft lock comprises the curved key, blades, a lock body and a cylindrical lock cylinder, wherein the curved key comprises a handheld part, an operating part and a tip part, the handheld part, the operating part and the tip part are connected in sequence, key differs are respectively arranged on both sides of the operating part, and the width of the operating part is the same; the lock cylinder is rotatably arranged in a lock cylinder containing cavity of the lock body, a first keyhole is formed in the axial center of the lock cylinder, a lock cylinder blade groove is radially formed in the lock cylinder, the lock cylinder blade groove communicates with the first keyhole, a plurality of blades are arranged in the lock cylinder blade groove, and second keyholes which are matched with the key differs on the curved key are formed among the blades; a lock body blade groove is formed in a position, which corresponds to the lock cylinder blade groove, of the lock body. The anti-theft lock has the advantages of simple structure and unique design, the technical unlocking difficulty is increased, the possibility that the lock cylinder is illegally unlocked can be effectively reduced, and the safety and reliability of the lock are increased.
Description
Technical field
The present invention relates to mechanical lock technical field, especially relate to a kind of theftproof lock based on curve key.
Background technology
Lock is the article that cannot leave in people's daily life, and the mankind use lock to preserve important thing the most always
Product, the property making oneself will not be stolen by others.The antitheft position of core of lock is exactly lock core, and the performance quality of lock core directly affects
To whole lockset theftproof performance.Lock core is of a great variety at present, and traditional mechanical cylinder lock and blade lock core circulate many in city
Year, it being seen everywhere for its unlocking tool developed, the performance of lock core does not reaches antitheft requirement the most already.
It is all the cooperation blade or the one of pellet that works independently that the key operation principle of existing lock is mostly every side key tooth flower
Side, blade or pellet utilize the elastic force location of spring to reach the purpose unblanked, and have the shortcoming that fault rate is high.Existing blade is prevented
It is few that robber is latched in lock core matrix poor universality, manufacturing cost height, poor stability and same sized blades quantity, number of password
Few, technology unlocking is relatively easy, the defects such as technique is relatively complicated.
Publication No. is that (patent name is: a kind of passive type soft linkage side column lock for the Chinese patent of CN 104863425 A；Shen
Please day be: 2014.06.03；) disclose a kind of passive type soft linkage side column lock, including:
Lock housing, key and columned lock core, described is provided with key tooth flower on the key, and described lock housing is provided with shape
The lock housing macropore matched with lock core, described lock core is provided with, by lock housing macropore front end, the key that shape matches with key shape
Hole, is provided with slide fastener lock slots and blade lock slots in described lock housing macropore, described lock core sidewall is provided with and sets lock in a row
Core side opening, is provided with leaf spring and blade that the tartar with key matches, described cylinder side in described lock core side opening
Hole communicates with described keyhole, and described blade includes blade body and the blade tip at blade two ends, described blade
The blade tip of one or both ends is provided with according to the tartar password of key and locks boss accordingly, and described locking boss is along with leaf
The motion of sheet embeds or exits blade lock slots, and described blade body is provided with, by the side of keyhole, the key matched with key
Spoon boss, described blade body deviates from the side of keyhole and is provided with the false groove of unblank notch and anti-technical opening, and described opens
The position of the position of locked groove mouth and false groove all with the mating shapes of key tooth flower, described blade body is leaned on and is set at blade tip
Having leaf spring boss, one end of described leaf spring to offset with leaf spring boss, the other end offsets with described lock core inwall, described
The sidewall of lock core be provided with side column groove, described side column groove communicates with lock core side opening, be provided with in described side column groove can make past
The locking side column of multiple motion, is provided with side column endoporus in described locking side column, described side column endoporus by lock core side opening to lock housing
Direction is sequentially provided with complex spring and steel ball, and described steel ball deviates from complex spring side and is coated with slide fastener, and described slide fastener is embedding
Being located in slide fastener lock slots, described slide fastener is provided with the V-groove rolled for steel ball by steel ball side.This soft linkage of invention passive type
Side column lock adds technical unlocking difficulty, effectively reduces the possibility that lock core is illegally opened, improves safety and reliability.
Notification number is that (patent name is: key three curve side column lock core for the Chinese patent of CN 204691410 U；The applying date
For: 2015.04.14；) disclose a kind of key three curve side column lock core, including:
Including lock housing, key and columned lock core, the described key tooth flower that is provided with on the key, described lock housing is provided with shape
The lock housing macropore matched with lock core, described lock core is provided with, by lock housing macropore front end, the key that shape matches with key shape
Hole, is provided with blade lock slots and side column locking groove in described lock housing macropore；Described lock core sidewall is provided with and sets cylinder side in a row
Hole, is provided with leaf spring and has vane group with key tooth flower matches in each side opening of described lock core；Described vane group bag
Include two and have spring blade and a spring-free blade；Described vane group there is spring Leaf positional distribution for being oppositely arranged, described leaf without spring
Sheet is arranged at two to be had between spring blade；Described key body front end double-sided symmetrical is provided with curve tartar groove；Described curve tartar
Groove is divided into left curve tartar, right curve tartar and middle curve tartar；Described left curve tartar and right curve tartar with have spring blade
Matching, described middle curve tartar matches with spring-free blade；Described lock core side opening communicates with described keyhole, described in have spring leaf
Sheet includes blade body and the blade tip at blade two ends, and the blade tip of one end of described blade is provided with locking boss, described
Locking boss embeds along with the motion of blade or exits blade lock slots, and described blade body is provided with and key by the side of keyhole
The key boss that matches of spoon, described blade body deviates from the side of keyhole and is provided with V-type and unblanks notch, and described V-type is unblanked groove
Mouthful position all with the mating shapes of key tooth flower, described blade body is leaned on and is provided with leaf spring boss, described leaf at blade tip
One end of flat spring offsets with leaf spring boss, and the other end offsets with described lock core inwall, and described spring-free blade body leans on keyhole
Side be again provided with the key boss that matches with key, described blade body deviates from the side of keyhole and is provided with V-type and unblanks
Notch, described in unblank the position of notch and the mating shapes of key tooth flower；The sidewall of described lock core is provided with side column groove, described
Side column groove communicates with lock core side opening；Be provided with in described side column groove can be reciprocating side column, it is convex that described side column is provided with V-type
Muscle, described V-type convex tendon and blade side V-type notch of unblanking matches.This utility model type increases technical unlocking difficulty, increase
Key tooth flower size of key, effectively prevents lock core by illegal technical unlocking.
Publication No. be the Chinese patent of CN 104863425 A and the Chinese patent that notification number is CN 204691410 U equal
Need to unblank by spring, provide probability for technology unlocking, it addition, the two patent structure is the most complicated, manufacturing cost
High.
Summary of the invention
It is an object of the invention to provide a kind of theftproof lock based on curve key, the elastic force not against spring is unblanked, tool
Having simple in construction, service life is long, the advantage that safety is high.
A kind of based on curve key the theftproof lock that the present invention provides, including: curve key, blade, lock body and cylindric
Lock core；
Described curve key includes that Handheld Division, work portion and point, Handheld Division, work portion and point are sequentially connected with,
Both sides, described work portion are provided with key tooth flower, and the width in work portion is identical；
Described lock core is rotatably arranged in the lock core of lock body and accommodates intracavity, and described lock core is axially provided centrally with the first key
Keyhole, described lock core has been radially arranged lock core blade groove, lock core blade groove and the first keyhole and has communicated, and arranges in lock core blade groove
There is multiple blade, in the middle of blade, be provided with the second keyhole matched with curve key tooth flower on the key；
Position corresponding with lock core blade groove on described lock body is provided with lock body blade groove.
Further, described lock core blade groove is groove, and two positions corresponding with lock core blade groove on described lock body are equal
It is provided with lock body blade groove.Lock core blade groove and the lock body blade groove of this kind of structure are equipped with so that blade is at lock core blade
Distribution mode in groove is more various, improves the difficulty of technology unlocking further, effectively prevents lock core from being opened by the most technical
Open.
Further, described blade is waist type, and the equal diameters of the long limit of blade and cylindric lock core.The leaf of this structure
Sheet so that blade is more preferable with the fitness of lock core and curve key, effectively prevents lock core by illegal technical unlocking.
Further, the arc-shaped side of blade of described waist type and the intersection of straight flange are provided with dovetail groove, described lock body
Blade groove is dovetail groove-like structure.Dovetail groove and the lock body blade groove of oat tail groove structure on blade cooperate so that blade
On dovetail groove can be stuck in the edge of lock body blade groove in its natural state, improve the difficulty of technology unlocking further, have
Effect prevents lock core by illegal technical unlocking.
Further, it is provided with curve sheet in described lock body blade groove.The setting of curve sheet so that blade is at lock body blade
Distribution in groove is more irregular, improves the difficulty of technology unlocking further, effectively prevents lock core by illegal technical unlocking.
Further, described lock core blade groove includes multiple lock core blade pilot trench, is provided with one in lock core blade pilot trench
Or multiple blade.
Further, described curve sheet is steel disc.Use the steel disc that hardness is higher as curve sheet, improve curve sheet
Service life.
Further, the Handheld Division of described curve key is provided with for interting the through hole of key chain.The setting of through hole, makes
Obtain key to be convenient for carrying.
Further, the Handheld Division bag of described curve key is provided with for anti-skidding rubber layer.
Further, described blade uses steel disc to make.Use the steel disc that hardness is higher as blade, improve blade
Service life.
A kind of based on curve key the theftproof lock that the present invention provides, compared with prior art has the advantage that
1), being structurally characterized in that of technical scheme of the present invention, curve key both sides are provided with key tooth flower, and tartar is close
Key amount is greatly improved；Meanwhile, the quantity of blade and thickness match with key tooth flower setting, it is impossible to calculate number of password, effectively
Adding the difficulty of technical opening, theftproof performance is greatly improved.
2), Leaf of the present invention is random arrangement in lock core blade groove, uses both sides to be provided with the song of key tooth flower
Line key realizes unblanking or locking, owing to not using spring to borrow power, therefore cannot realize technology unlocking, and theftproof performance carries significantly
High.
3), present configuration is simple, design uniqueness, adds the difficulty of technical unlocking, it is possible to effectively reduce lock core quilt
The illegal possibility opened, improves the safety and reliability of lockset.
Accompanying drawing explanation
In order to be illustrated more clearly that the specific embodiment of the invention or technical scheme of the prior art, below will be to specifically
In embodiment or description of the prior art, the required accompanying drawing used is briefly described, it should be apparent that, in describing below
Accompanying drawing is some embodiments of the present invention, for those of ordinary skill in the art, before not paying creative work
Put, it is also possible to obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the structural representation of the present invention；
Fig. 2 is that the A-A of Fig. 1 is to structural representation；
Fig. 3 is the structural representation of blade.
Reference:
1-curve key；2-lock body；3-lock core；
4-blade；5-curve sheet；
11-key tooth flower；12-through hole；21-lock core accommodates chamber；
22-lock body blade groove；31-the first keyhole；32-lock core blade groove；
41-the second keyhole；42-dovetail groove.
Detailed description of the invention
Below in conjunction with accompanying drawing, technical scheme is clearly and completely described, it is clear that described enforcement
Example is a part of embodiment of the present invention rather than whole embodiments.Based on the embodiment in the present invention, ordinary skill
The every other embodiment that personnel are obtained under not making creative work premise, broadly falls into the scope of protection of the invention.
In describing the invention, it should be noted that term " " center ", " on ", D score, "left", "right", " vertically ",
Orientation or the position relationship of the instruction such as " level ", " interior ", " outward " they are based on orientation shown in the drawings or position relationship, merely to
Be easy to describe the present invention and simplifying describe rather than instruction or the hint device of indication or element must have specific orientation,
With specific azimuth configuration and operation, therefore it is not considered as limiting the invention.Additionally, term " first ", " second ",
" the 3rd " is only used for describing purpose, and it is not intended that indicate or hint relative importance.
In describing the invention, it should be noted that unless otherwise clearly defined and limited, term " is installed ", " phase
Even ", " connection " should be interpreted broadly, for example, it may be fixing connection, it is also possible to be to removably connect, or be integrally connected；Can
To be mechanical connection, it is also possible to be electrical connection；Can be to be joined directly together, it is also possible to be indirectly connected to by intermediary, Ke Yishi
The connection of two element internals.For the ordinary skill in the art, can understand that above-mentioned term is at this with concrete condition
Concrete meaning in invention.
Fig. 1 is the structural representation of the present invention；Fig. 2 is that the A-A of Fig. 1 is to structural representation；Fig. 3 is the structural representation of blade
Figure.
As shown in Figure 1-2, a kind of based on curve key the theftproof lock that the present invention provides, including: curve key 1, blade
4, lock body 2 and columned lock core 3；
Described curve key 1 includes that Handheld Division, work portion and point, Handheld Division, work portion and point are sequentially connected with,
Both sides, described work portion are provided with key tooth flower 11, and the width in work portion is identical；
In the present embodiment, the both sides, work portion of curve key 1 are provided with key tooth flower 11, and the key tooth flower 11 of both sides
Radian is identical, i.e. when side key tooth flower 11 outwardly time, the key tooth flower 11 of opposite side correspondence position caves inward；When
When the key tooth flower 11 of side caves inward, the key tooth flower 11 of opposite side correspondence position is outwardly；The setting of this kind of structure,
Making no matter key tooth flower 11 outwardly or caves inward, the width in work portion is the most identical.
Described lock core 3 is rotatably arranged in the lock core of lock body 2 and accommodates in chamber 21, and described lock core 3 axial centre is provided with
First keyhole 31, described lock core 3 has been radially arranged lock core blade groove 32, is provided with multiple blade 4, leaf in lock core blade groove 32
It is provided with, in the middle of sheet 4, the second keyhole 41 matched with the key tooth flower 11 on curve key 1；
On described lock body 2, the position corresponding with lock core blade groove 32 is provided with lock body blade groove 22.
In the present embodiment, the position of the second keyhole 41 is corresponding with the position of the first keyhole 31, can guarantee that curve key 1
Insert from the first keyhole 31, and through the second keyhole 41, and then realize unblanking or locking；It is arranged in lock core blade groove 32
Multiple blades 4 on all offer the second keyhole 41, the blade 4 position in lock core blade groove 32 is different, the second keyhole
41 positions on blade 4 are slightly different also with the change of the radian of the key tooth flower 11 on curve key 1.When curve key
1 when the first keyhole 31 inserts the second keyhole 41 on blade 4, and under the effect of curve key 1, blade 4 leaves lock
Body blade groove 22 enters lock core blade groove 32, rotates key and can realize unblanking.Second keyhole 41 position on blade 4 sets
Put corresponding with key tooth flower 11 on curve key 1.
When specification one timing of lock core blade groove 32, the thickness of blade 4 is big, and the quantity of corresponding blade 4 is relatively fewer；Leaf
The thickness of sheet 4 is little, and the quantity of blade 4 is the most, and blade 4 quantity is the most, and the difficulty of the technical unlocking of the present invention is the biggest, peace
Full property is the highest.But, blade 4 must have thickness, to ensure the hardness of blade 4, so ensure the present invention provide
The service life of theftproof lock based on curve key 1.The thickness of blade 4 and quantity can be set according to the actual requirements.
A kind of based on curve key the theftproof lock that the present invention provides, compared with prior art has the advantage that
1), structure design is more ingenious, is taken up space little, and the feature of this kind of structure is, on curve key 1, both sides are respectively provided with
Key tooth flower 11, tartar size of key is had to be greatly improved；Meanwhile, the quantity of blade 4 and thickness match with key tooth flower 11 setting,
Cannot calculate number of password, be effectively increased the difficulty of technical opening, theftproof performance is greatly improved.
2), Leaf 4 of the present invention random arrangement in lock core blade groove 32, use both sides to be provided with key tooth flower 11
Curve key 1 realize unblank or locking, owing to not using spring to borrow power, therefore cannot realize technology unlocking, theftproof performance
It is greatly improved.
3), present configuration is simple, design uniqueness, adds the difficulty of technical unlocking, it is possible to effectively reduce lock core 3 quilt
The illegal possibility opened, improves the safety and reliability of lockset.
Described lock core blade groove 32 is groove, and two positions corresponding with lock core blade groove 32 on described lock body 2 are respectively provided with
There is lock body blade groove 22.Lock core blade groove 32 and the lock body blade groove 22 of this kind of structure are equipped with so that blade 4 is at lock core leaf
Distribution mode in film trap 32 is more various, improves the difficulty of technology unlocking further, effectively prevents lock core 3 by non-law technology
Property open.
As it is shown on figure 3, described blade 4 is waist type, and the equal diameters of the long limit of blade 4 and cylindric lock core 3.This structure
Blade 4 so that blade 4 is more preferable with the fitness of lock core 3 and curve key 1, effectively prevents lock core 3 from being opened by the most technical
Open.
As it is shown on figure 3, the arc-shaped side of blade 4 of described waist type and the intersection of straight flange are provided with dovetail groove 42, described
Lock body blade groove 22 is dovetail groove-like structure.Dovetail groove 42 and the lock body blade groove 22 of dovetail groove-like structure on blade 4 are mutual
Coordinate so that the dovetail groove 42 on blade 4 is stuck in the edge of lock body blade groove 22 in its natural state, improves technology further
The difficulty unblanked, effectively prevents lock core 3 by illegal technical unlocking.
It is provided with curve sheet 5 in described lock body blade groove 22.The setting of curve sheet 5 so that blade 4 is at lock body blade groove 22
Interior distribution is more irregular, improves the difficulty of technology unlocking further, effectively prevents lock core 3 by illegal technical unlocking.
Described lock core blade groove 32 includes multiple lock core blade pilot trench, is provided with one or more leaf in lock core blade pilot trench
Sheet 4.The present embodiment can use an overall lock core blade groove 32, it would however also be possible to employ formed lock by multiple lock core blade pilot trench
The version of core blade groove 32.
Described curve sheet 5 is steel disc.Use the steel disc that hardness is higher as curve sheet 5, improve the use longevity of curve sheet 5
Life.
The Handheld Division of described curve key 1 is provided with for interting the through hole of key chain.The setting of through hole so that key side
Portable belt.
The Handheld Division bag of described curve key 1 is provided with for anti-skidding rubber layer.
Described blade 4 uses steel disc to make.Use the steel disc that hardness is higher as blade 4, improve the use longevity of blade 4
Life.
The operation principle of the present invention is as follows:
The theftproof lock based on curve key 1 that the present invention provides, in the locked state, blade 4 is irregularly stuck in lock body
In the passage of blade groove 22 and lock core blade groove 32 composition, now, can not relatively rotate between lock body 2 and lock core 3, theftproof lock quilt
Locking；When using technology unlocking, blade 4 forms along lock body blade groove 22 and lock core blade groove 32 under the effect of unlocking tool
Passage slide, on blade 4 arrange dovetail groove 42 be stuck in the projection at swallow-tailed lock body blade groove 22 edge, add skill
The difficulty that art is opened, it is possible to effectively reduce the possibility that lock core 3 is illegally opened, improve the safety and reliability of lockset.
When with curve key 1 unlocking anti-theft lock, curve key 1 is inserted the second keyhole 41 on blade 4 through the first keyhole 31,
Blade 4 moves up and down under the effect of key tooth flower 11, and then is all adjusted at the separating surface of lock body 2 and lock core 3, twisting
Or pushing lock cylinder 3, theftproof lock is i.e. unlocked.
Last it is noted that various embodiments above is only in order to illustrate technical scheme, it is not intended to limit；To the greatest extent
The present invention has been described in detail by pipe with reference to foregoing embodiments, it will be understood by those within the art that: it depends on
So the technical scheme described in foregoing embodiments can be modified, or the most some or all of technical characteristic is entered
Row equivalent；And these amendments or replacement, do not make the essence of appropriate technical solution depart from various embodiments of the present invention technology
The scope of scheme.
Claims (10)
1. a theftproof lock based on curve key, it is characterised in that including: curve key, blade, lock body and columned lock
Core；
Described curve key includes Handheld Division, work portion and point, and Handheld Division, work portion and point are sequentially connected with, described
Both sides, work portion are provided with key tooth flower, and the width in work portion is identical；
Described lock core is rotatably arranged in the lock core of lock body and accommodates intracavity, and described lock core is axially provided centrally with the first key
Hole, described lock core has been radially arranged lock core blade groove, lock core blade groove and the first keyhole and has communicated, has been provided with in lock core blade groove
Multiple blades, are provided with the second keyhole matched with curve key tooth flower on the key in the middle of blade；
Position corresponding with lock core blade groove on described lock body is provided with lock body blade groove.
Theftproof lock based on curve key the most according to claim 1, it is characterised in that described lock core blade groove is logical
Groove, two positions corresponding with lock core blade groove on described lock body are provided with lock body blade groove.
Theftproof lock based on curve key the most according to claim 1, it is characterised in that described blade is waist type, and leaf
The long limit of sheet and the equal diameters of cylindric lock core.
Theftproof lock based on curve key the most according to claim 1, it is characterised in that the arc of the blade of described waist type
Limit is provided with dovetail groove with the intersection of straight flange, and described lock body blade groove is dovetail groove-like structure.
5. according to the theftproof lock based on curve key described in claim 1,2,3 or 4 any claim, it is characterised in that
It is provided with curve sheet in described lock body blade groove.
Theftproof lock based on curve key the most according to claim 5, it is characterised in that described lock core blade groove includes many
Individual lock core blade pilot trench, is provided with one or more blade in lock core blade pilot trench.
Theftproof lock based on curve key the most according to claim 6, it is characterised in that described curve sheet is steel disc.
Theftproof lock based on curve key the most according to claim 7, it is characterised in that the Handheld Division of described curve key
It is provided with for interting the through hole of key chain.
Theftproof lock based on curve key the most according to claim 8, it is characterised in that the Handheld Division of described curve key
Bag is provided with for anti-skidding rubber layer.
Theftproof lock based on curve key the most according to claim 9, it is characterised in that described blade uses steel disc system
Become.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610349555.6A CN105909068B (en) | 2016-05-24 | 2016-05-24 | A kind of theftproof lock based on curve key |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610349555.6A CN105909068B (en) | 2016-05-24 | 2016-05-24 | A kind of theftproof lock based on curve key |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105909068A true CN105909068A (en) | 2016-08-31 |
| CN105909068B CN105909068B (en) | 2018-11-27 |
Family
ID=56742196
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610349555.6A Active CN105909068B (en) | 2016-05-24 | 2016-05-24 | A kind of theftproof lock based on curve key |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105909068B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108798267A (en) * | 2017-06-09 | 2018-11-13 | 谭召亮 | A kind of theftproof lock and matched key |
| CN109707241A (en) * | 2019-01-23 | 2019-05-03 | 北京华油信通科技有限公司 | Lockset |
| CN110331893A (en) * | 2019-07-11 | 2019-10-15 | 中山市创芯安防科技有限公司 | Lock core and lock |
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| CN2420385Y (en) * | 2000-06-05 | 2001-02-21 | 谢明娥 | Rainforced anti-theft structure for lock core |
| DE10005054A1 (en) * | 2000-02-04 | 2001-08-09 | Witte Velbert Gmbh & Co Kg | Lock cylinder has locking projections of tumbler plates projecting in locking position into recesses of housing with locking edge of projections inclined to displacement direction of plates to prevent lock picking |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108798267A (en) * | 2017-06-09 | 2018-11-13 | 谭召亮 | A kind of theftproof lock and matched key |
| CN108798267B (en) * | 2017-06-09 | 2023-08-01 | 谭召亮 | Antitheft lock and key matched with same |
| CN109707241A (en) * | 2019-01-23 | 2019-05-03 | 北京华油信通科技有限公司 | Lockset |
| CN109707241B (en) * | 2019-01-23 | 2023-11-28 | 北京华油信通科技有限公司 | Lock set |
| CN110331893A (en) * | 2019-07-11 | 2019-10-15 | 中山市创芯安防科技有限公司 | Lock core and lock |
| CN110331893B (en) * | 2019-07-11 | 2024-02-13 | 中山市创芯安防科技有限公司 | Lock core and lockset |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105909068B (en) | 2018-11-27 |
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