CN107489303A - The tapered end and its key of anti-technical unlocking - Google Patents
The tapered end and its key of anti-technical unlocking Download PDFInfo
- Publication number
- CN107489303A CN107489303A CN201610447581.2A CN201610447581A CN107489303A CN 107489303 A CN107489303 A CN 107489303A CN 201610447581 A CN201610447581 A CN 201610447581A CN 107489303 A CN107489303 A CN 107489303A
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- China
- Prior art keywords
- blade
- groove
- key
- locking
- angle
- Prior art date
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Classifications
-
- 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
- E05B29/0033—Cylinder locks and other locks with plate tumblers which are set by pushing the key in with floating plate tumblers, i.e. sliding or sliding and rotating in a plane
-
- 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
- E05B15/004—Lost motion connections
-
- 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
-
- 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
- E05B29/0053—Cylinder locks and other locks with plate tumblers which are set by pushing the key in with increased picking resistance
- E05B29/006—Cylinder locks and other locks with plate tumblers which are set by pushing the key in with increased picking resistance by movable rotor elements
Abstract
The invention discloses the tapered end of anti-technical unlocking and its key, including lock core and key, several blade grooves are offered on lock core, three pieces of blades placed axially back and forth along lock core are provided with each blade groove, three pieces of blades are provided with corresponding tartar mating surface tooth groove respectively and on the key or tartar hole is engaged, because blade groove is provided with locking blade and locking blade, the latch recess that locking blade is set effectively reduces the mutual opening rate of product, improve the difficulty that product technology is opened, the locking groove that locking blade is set, which then effectively solves, extracts the difficult problem of key, two kinds of blades are learnt from other's strong points to offset one's weaknesses, cooperate, make the performance of tapered end more perfect.
Description
Technical field
The present invention relates to one kind to lock, the tapered end and its key of especially anti-technical unlocking.
Background technology
Patent No. ZL 201120285225.8, a kind of entitled two-sided outer tooth spoon lamina idle-run lock match with it
Two-sided outer dentition formula key, its structure and principle are provided with bladeConnected in star, lower pin strip is provided with lock gall, under
On the bottom and blade of pin stripConnected in star is engaged, and the bottom of lower pin strip enters on bladeConnected in star,
Tapered end is in opening, and the bottom of lower pin strip departs from bladeConnected in star, tapered end are in blocking, so, leaf
On pieceThe fit structure feature of the bottom of connected in star and lower pin strip, determines the mutual opening rate of product and anti-technical unlocking
Difficulty, the problem of very high and anti-technical unlocking of mutual opening rate is very undesirable be present in the product produced using this patent,
The blade construction that this patent uses is as shown in figure 49, and tapered end enters unlocking condition from blocking, and the direction of motion of blade is
Move from left to right, the direction of motion of blade and groove surface A angle are δ, and the direction of motion of blade and groove surface B angle are
β, δ and β angle are equal, are both configured to about 50 degree, and δ and β angle are smaller, and the mutual opening rate of product is higher, prevent technical open
The difficulty opened is also lower, and δ and β angle are bigger, and the mutual opening rate of product is lower, and the difficulty of anti-technical unlocking is also higher,
But according to the operation principle of jack, δ and β angle can not be too big, when too big closing tapered end extracts key, very
Difficultly, or even it is difficult to pull out to draw, so the angle used is all at 50 degree or so.
Patent No. ZL201210143851.2, a kind of entitled Mortise lock, for this problem, this patent then carries
Gone out effective solution, the hinge structural representation of this patent, as shown in figure 50, it can be seen that tapered end from
Blocking enters unlocking condition, and the direction of motion of blade is also to move from left to right, and this patent is being arranged in hinge
Groove is changed toConnected in star, it is characterized in that δ angle is arranged to 50 degree or so, i.e. groove surface A and Patent No.
201120285225.8 plan of establishment is consistent, but the angle of the direction of motion of groove surface B and hinge is then arranged to 90 degree,
That is perpendicular to the direction of motion of hinge, this solution effectively reduces the mutual opening rate of product, improves product technology groove surface B
Property the difficulty opened because tapered end open after when extracting key, stop pin, (Patent No. 201120285225.8 is then named
For lower pin strip) push-and-pull moves laterally is groove surface A, and groove surface B does not need this function then, so groove surface B and hinge
The angle of the direction of motion could be arranged to 90 degree, directly and stop pin cooperation can, this patent is in claims
In, state its design idea and express not clear enough, seen very obscure, seen and for a long time just seen clear, this design is not yet
Perfect to the greatest extent, also there is ample room for improvement space, groove surface A angle is also too small, can also further increase, but by this patent
Design can not increase again, and the feel for otherwise extracting key can be very poor, and the direction of motion of groove surface B and hinge is arranged in addition
Vertically, it is very high to the requirement on machining accuracy of product, after tapered end insertion key, the stop pin of square shape and hingeShape
Groove is very accurate to obtaining, and otherwise stop pin cannot be introduced into hingeConnected in star, tapered end also can not just be opened, lock
Head using process or is having a small amount of rubbish inside hinge groove and keyhole, influences the positioning precision of hinge, product is easily sent out
Raw unlocking failure, thus this setting feature there is also Product processing cost is high, percent defective is high and the problem of reliability is not high.
The content of the invention
The purpose of the present invention be exactly to solve the deficiency of prior art and the tapered end of anti-technical unlocking that provides and its
Key.
The present invention is adopted the following technical scheme that to realize：
The tapered end of anti-technical unlocking, including lock core, several blade grooves are radially offered on lock core, several blades
Groove is spaced apart axially back and forth along lock core, and three pieces of blades are both provided with each blade groove, are locked out blade A, locking respectively
Blade and locking blade B, offer keyhole in the axial direction of lock core, and keyhole passes through from the centre of blade groove, locking blade A,
Locking blade B and the centre of locking blade are both provided with key through hole, for key by, locking blade A, locking blade B and
Locking blade is engaged with the tooth groove or tartar of key hole in being provided with tartar mating surface on key through hole respectively, and tooth groove is
Snakelike tooth groove or interior milling tooth groove or outer milling tooth groove, side column groove are additionally provided with lock core, side column groove is located at the upper of blade groove
Side, side column groove are connected with all blade grooves vertically, and side column is provided with side column groove, and the lower end of side column sets wedge shape convex
A latch recess, the upside of locking blade are both provided with the upside of edge or square shape flange, locking blade A and locking blade B
It is provided with locking groove, the wedge shape flange or square shape flange in latch recess and locking groove and side column are engaged,
The groove surface A and the angle δ of the direction of motion of blade set in latch recess, the angular range that δ is set are：68 degree
≤ δ≤88 degree, δ choose unspecified angle, the groove surface B set in latch recess and the motion side of blade inside this angular range
To angle β, the angular range of β settings is：68 degree≤β≤88 degree, β chooses unspecified angle inside this angular range；
The groove surface A and the angle γ of the direction of motion of blade set on locking groove, the angular range that γ is set are：35
Degree≤γ≤55 degree, γ choose unspecified angle inside this angular range, the groove surface B and the fortune of blade set on locking groove
The angle theta in dynamic direction, the angular range of θ settings are：68 degree≤θ≤88 degree, θ chooses unspecified angle inside this angular range.
δ angle and β angle choose identical numerical value, or the angle of δ angle, β angle and θ chooses identical
Numerical value.
On locking blade the latch recess that sets and the locking groove set on locking blade and tooth groove on the key or
Tartar hole is corresponding.
One piece of locking blade and two pieces of locking blades are set in blade groove.
A part of blade groove in lock core sets locking blade, and remaining blade groove sets locking blade.
Two snakelike tooth grooves are set among key, and the upper avris of key or lower avris set an outer milling alveolus.
One snakelike tooth groove and an interior milling tooth groove are set among key, and the upper avris of key or lower avris are set
One outer milling alveolus.
One snakelike tooth groove is set among key, and the upper avris of key and lower avris respectively set an outer milling alveolus.
Two snakelike tooth grooves are set among key, and the upper side and lower side of key respectively sets row's tartar to cheat.
One snakelike tooth groove and an interior milling tooth groove are set among key, and the upper side and lower side of key respectively sets one
Arrange tartar hole.
The front and back of key all sets identical tooth groove, and the upper side and lower side then sets identical tartar to cheat, and unlocks
When, it is not necessary to positive and negative is distinguished, at will inserting keyhole can unlock.
Brief description of the drawings
Fig. 1 is the sectional view of embodiment one of present invention insertion key；
Fig. 2 is Fig. 1 A-A sectional views；
Fig. 3 is Fig. 1 B-B sectional views；
Fig. 4 is Fig. 1 C-C sectional views；
Fig. 5 is the structure sectional view that the embodiment of the present invention one extracts key；
Fig. 6 is Fig. 5 D-D sectional views；
Fig. 7 is Fig. 5 E-E sectional views；
Fig. 8 is Fig. 5 F-F sectional views；
Fig. 9 is the sectional view of embodiment two of present invention insertion key；
Figure 10 is Fig. 9 G-G sectional views；
Figure 11 is Fig. 9 H-H sectional views；
Figure 12 is Fig. 9 I-I sectional views；
Figure 13 is the structure sectional view that the embodiment of the present invention two extracts key；
Figure 14 is Figure 13 J-J sectional views；
Figure 15 is Figure 13 K-K sectional views；
Figure 16 is Figure 13 L-L sectional views；
Figure 17 is the structure sectional view of lock core of the present invention；
Figure 18 is Figure 17 M-M sectional views；
Figure 19 is Figure 17 N-N sectional views；
Figure 20 is Figure 17 O-O sectional views；
Figure 21 is the dimensional structure diagram of lock core of the present invention；
Figure 22 is the structure sectional view of turning set of the present invention；
Figure 23 is Figure 22 P-P sectional views；
Figure 24 is the structural representation of key of the present invention；
Figure 25 is Figure 24 Q-Q sectional views；
Figure 26 is Figure 24 dimensional structure diagram；
Figure 27 is present invention locking blade A structural representation；
Figure 28 is the structural representation of locking blade of the present invention；
Figure 29 is present invention locking blade B structural representation；
Figure 30 is present invention locking blade A distressed structure schematic diagram；
Figure 31 is the distressed structure schematic diagram of locking blade of the present invention；
Figure 32 is present invention locking blade B distressed structure schematic diagram；
Figure 33 is the structural representation of side column of the present invention；
Figure 34 is Figure 33 left view；
Figure 35 is the distressed structure schematic diagram of side column of the present invention；
Figure 36 is Figure 35 left view；
Figure 37 is the structural representation of deformation 1 of key of the present invention；
Figure 38 is Figure 37 R-R sectional views.
Figure 39 is Figure 37 dimensional structure diagram；
Figure 40 is the structural representation of deformation 2 of key of the present invention；
Figure 41 is Figure 40 S-S sectional views.
Figure 42 is Figure 40 dimensional structure diagram；
Figure 43 is the structural representation of deformation 3 of key of the present invention；
Figure 44 is Figure 43 T-T sectional views.
Figure 45 is Figure 43 dimensional structure diagram；
Figure 46 is the structural representation of deformation 4 of key of the present invention；
Figure 47 is Figure 46 U-U sectional views.
Figure 48 is Figure 46 dimensional structure diagram；
Figure 49 is Patent No. ZL 201120285225.8 blade construction schematic diagram；
Figure 50 is Patent No. ZL 201210143851.2 blade construction schematic diagram；
Description of reference numerals：1st, lock body 2, lock core 3, key 4, locking blade A 5, locking blade 6, locking blade B
7th, upper surface 8, flat pearl hole 9, flat pearl 10, lock slots 11, side column 12, flat pearl spring 13, side column groove 14, keyhole
15th, leaf spring 16, turning set 17, top end face 18, blade groove 19, unlocking on-of pin 20, unlocking clutch cotter way 21, key
Spoon through hole 22, centre bore 23, tartar mating surface 24, snakelike tooth groove 25, spring mating surface 26, latch recess 27, wedge
Shaped flange 28, square protruding 29, upside projection 30, interior milling tooth groove 31, outer milling tooth groove 32, downside projection 33,
Leaf spring hole 34, tartar hole 35, groove surface A 36, groove surface B 37, locking groove 38, square shape flange
Embodiment
It is the tapered end of the anti-technical unlocking of the present invention and its one embodiment of key shown in Fig. 1-8, including lock body, lock
Core, turning set and key, turning set is axially disposed centre bore, and lock core is arranged inside the centre bore of turning set, turning set
It is arranged at again in the endoporus of lock body, lock core offers keyhole vertically, and several blade grooves, blade groove are additionally provided with lock core
Extend radially through whole lock core along lock core, several blade grooves are spaced apart axially back and forth along lock core, each blade groove and
Keyhole is connected, and keyhole passes through from the centre of blade groove, three pieces is provided with each blade groove along lock core axially back and forth
The blade stacked, blade A, locking blade and locking blade B, locking blade A, locking blade and locking blade B are locked out respectively
Leaf spring is all independently arranged, locking blade A and locking blade B are both provided with downside projection, bullet are provided with the projection of downside
Spring mating surface, it is raised that locking blade is provided with upside, is provided with spring mating surface in the projection of upside, and spring mating surface is corresponding
Lock gall on be provided with leaf spring hole, radial direction of the leaf spring hole along lock core, locking blade A, locking blade and locking blade B
Leaf spring joined together is arranged in respective leaf spring hole, and spring mating surface, blade bullet are pressed in one end of leaf spring
The other end of spring presses the bottom in leaf spring hole；The centre that every piece of blade and keyhole intersect offers key through hole, for
Key by being provided with three tooth grooves and being engaged respectively with three pieces of blades in blade groove, lock blade A, locking on the key
Blade and locking blade B are both provided with tooth groove of the tartar mating surface respectively with key and are engaged, and side column is additionally provided with lock core
Groove, side column groove are located at the upside of blade groove, and axial direction of the side column groove along lock core is connected with all blade grooves, locking blade A and
The latch recess corresponding with key tooth flower groove is both provided with the upside of locking blade B, is provided with the upside of locking blade and key
The corresponding locking groove of spoon tooth groove, when lock core inserts key, locking blade A and the latch recess locked on blade B are lucky
Alignd with the side column groove on lock core, the also side column groove alignment just and on lock core of the locking groove on locking blade, extract key,
Blade A and locking blade B are locked in the presence of respective leaf spring, the latch recess set thereon deviates side column groove, locking
The locking groove that blade is set thereon in the presence of leaf spring also offsets from side column groove, and side column, locking are provided with side column groove
During state, the upper surface of side column and the external cylindrical surface of lock core are substantially flush, and the bottom of side column sets wedge shape flange, wedge shape
Flange and latch recess and locking fit depressions, unlocking clutch cotter way, unlocking clutch cotter way and lock are provided with turning set
Side column groove on core is corresponding, and unlocking on-of pin, the lower end of unlocking on-of pin are provided with unlocking clutch cotter way and side column groove
Face and the upper surface of side column are adjacent, are provided with lock slots on lock body, and the unlocking clutch cotter way on lock slots and turning set is corresponding,
Lock slots on the upper end and lock body of unlocking on-of pin are engaged, when lock core inserts key, locking blade A and locking blade B
Latch recess and lock core the alignment of side column groove, the locking groove of locking blade also aligns with the side column groove of lock core, side column lower end
Wedge shape flange enter locking blade A and the latch recess for locking blade B and the locking groove set on locking blade, this
When, the top end face of unlocking on-of pin and the external cylindrical surface of turning set are substantially flush, and the upper end of unlocking on-of pin is in turning set
Inside unlocking clutch cotter way, bottom is inside the side column groove of lock core, and when lock core transfers to key, the tooth groove of key promotes locking
Blade moves, and the groove surface A set on locking blade promotes wedge shape flange to be moved to the outside of lock core, takes off wedge shape flange
From latch recess and locking groove, locking blade A and locking blade B all reset in the presence of respective leaf spring, thereon
The latch recess of setting deviates side column groove, and locking blade all resets in the presence of respective leaf spring, the lock set thereon
Close groove and also offset from side column groove, at this moment, the upper surface of side column and the external cylindrical surface of lock core are substantially flush, under unlocking on-of pin
End is located inside the unlocking clutch cotter way of turning set, and upper-end part of driving is provided with flat pearl inside the lock slots of lock body on lock body
Hole, flat pearl hole and lock slots are corresponding, are also connected with lock slots, and flat pearl and flat pearl spring, flat pearl are provided with inside flat pearl hole
Unlocking on-of pin is pressed by flat pearl spring, turning set is unlocking main body, therefore only turning set is rotated and could unlocked.
As viewed in figures 5-8, every piece of blade is under the effect of respective leaf spring, latch recess and lock above it for blocking
Close groove and side column groove staggers, the wedge shape flange of side column lower end departs from latch recess and locking groove, on-of pin of at this moment unlocking
Upper end inside the lock slots of lock body, bottom is inside the unlocking clutch cotter way of turning set, so lock body passes through unlocking
On-of pin blocks turning set, prevents turning set from rotating, and lock can not be opened, at this moment, the keyhole of lock core insertion unlocking tool or
Foreign matter, lock core can be locked and are not turned on 360 degree of idle running；Key is inserted, three tooth grooves set on the key, is promoted respectively every
The tartar mating surface of block blade, make every piece of blade moving radially along lock core, the lock set on locking blade A and locking blade B
Determine groove and the alignment of side column groove, the locking groove set on locking blade also aligns with side column groove, work of the side column in flat pearl spring
Under, the wedge shape flange of its bottom down moves into the latch recess on blade and locking groove, side column, unlocking clutch
Pin down moves together in the presence of flat pearl spring with side column, and the bottom of unlocking on-of pin enters the side column groove of lock core, opens
The lock slots of lock body are left in the upper end of lock on-of pin, when the top end face of unlocking on-of pin and the external cylindrical surface of turning set are concordant
When, tapered end is in opening, and lock can be opened by this moment twisting key, as Figure 1-4.
It is the tapered end of the anti-technical unlocking of the present invention and its second embodiment of key shown in Fig. 9-16, second is implemented
Example cancels the turning set and unlocking on-of pin that first example is arranged between lock core and lock body, and lock core is directly arranged at the interior of lock body
Inside hole, while increase the height of side column, make tapered end under unlocking condition, the upper surface of side column and the external cylindrical surface of lock core are basic
Concordantly (as shown in figs9-12), after lock core extracts key, the upper end of side column enters the lock slots of lock body, and lower end part is in lock
Inside the side column groove of core, prevent lock core relative to lock body from rotating (as shown in figures 13-16), lock core is unlocking main body, so tapered end
In blocking；In the lockout condition, lock core can not be dallied this embodiment tapered end with respect to lock body, and embodiment one is locked
In the lockout condition, lock core can be with 360 degree of idle running, and turning set is only unlocking main body, other such as lock core, blade and key for head
Spoon, the setting of the present embodiment and one embodiment are just the same.
In order to allow those skilled in the art to be best understood from the design of the present invention, have further below
Body analyze, illustrate the present invention feature and essence, the present invention in each blade groove set three pieces of blades, two pieces locking blades and
One piece of locking blade, two pieces of locking blades are locked out blade A and locking blade B respectively, and locking blade A is as shown in figure 27, locking
Blade B is as shown in figure 29, and δ is groove surface A and the angle in blade movement direction, and β is groove surface B and the folder in blade movement direction
Angle, δ angular range are：68 degree≤δ≤88 degree, β angular range is also：68 degree≤β≤88 degree, δ and β can be at this angles
Spend and unspecified angle is chosen inside scope, produce for convenience, the angular values that δ and β choose are equal, because δ and β angle all compares
It is larger, so the mutual opening rate of product, than relatively low, the difficulty of anti-technical unlocking is higher, but locking leaf is only set inside lock core
Piece, the problem of one can be caused serious, when being exactly that tapered end wants to extract after switching key, it is found that it is difficult to pull out, because
Wedge shape flange on side column is stuck in inside latch recess, and latch recess is difficult to it to pull out, in order to solve this problem,
Locking blade is provided with again inside blade groove, the structural representation of locking blade, as shown in figure 28, γ are groove surface A and blade
The direction of motion angle, γ is smaller, and the angular range of selection is the motion of groove surface B and blade between 35 degree to 55 degree
The angle in direction is θ, and the angular range that θ chooses is：68 degree≤θ≤88 degree, θ can choose any inside this angular range
Angle, produce for convenience, coordinate groove and wedge shape flange, the angular values that θ, δ and β choose are equal, close tapered end and pull out
When going out key, the tartar mating surface of tooth groove or tartar hole the push-and-pull locking blade of key, move locking blade, from Figure 28
As can be seen that locking blade moves from right to left, so the wedge shape on the groove surface A push-and-pull side columns on the right side of locking groove is convex
Edge, wedge shape flange is pushed away locking groove and latch recess, because wedge shape flange is departing from latch recess and locking groove,
So blade all resets in the presence of respective leaf spring；Groove surface A and groove surface B are how determined, is provided with blade
The side of spring mating surface is groove surface A, and opposite side is then groove surface B (as shown in figure 28), if blade is not provided with blade
Spring coordinates with it, and blade also need not just set spring mating surface, in this case, it is necessary to according to the direction of motion and lock of blade
The state of head is made a concrete analysis of, and tapered end enters unlocking condition from blocking, locking blade moves from right to left, then locking groove
Right flank be groove surface A, opposite side is then groove surface B, on the contrary, tapered end enters unlocking condition, locking blade from blocking
Move from left to right, then the left surface of locking groove is groove surface A, and opposite side is then groove surface B, is analogized in this approach.
Two pieces of locking blades and one piece of locking blade, the locking that locking blade is set are set in each blade groove of the present invention
Groove effectively reduces the mutual opening rate of product, improves the difficulty that product technology is opened, the locking groove that locking blade is set is then
Effective solve extracts the difficult problem of key, the present invention or makes improvements, sets one piece to lock blade and two in blade groove
Block locking blade；The present invention further makes improvement, and in several blade grooves of lock core, a part of blade groove sets locking leaf
Piece, remaining blade groove set locking blade.
In the specific embodiment of the invention, key sets two snakelike tooth grooves and an outer milling tooth groove respectively and blade
Three pieces of blades in groove are engaged (as shown in figs 24-26), and the outer milling tooth groove for locking blade A and key coordinates, therefore locks leaf
Piece A is provided with tartar mating surface (as shown in figure 27) in the upper left side of key through hole, and locking blade and locking blade B are respectively and key
Two snakelike tooth grooves of spoon coordinate, thus locking blade and locking blade B be provided with square protruding on the upside of key through hole can
Into the snakelike tooth groove of key, the left surface or right flank of square protruding are arranged to tartar mating surface (such as Figure 28-29 institutes
Show), in the present embodiment, lock blade B and locking blade square protruding or be arranged at the downside of key through hole, locking blade A
Tartar mating surface or be arranged at the lower left side of key through hole.
Present invention locking blade A, locking blade and locking blade B can be set to and the interior milling tooth groove of key, outer milling
Tooth groove, snakelike tooth groove and tartar hole are engaged, and are set as long as changing on locking blade A, locking blade and locking blade B
The position of tartar mating surface can accomplish, blade is arranged to coordinate with the outer milling tooth groove of key, blade is in key through hole
Upper left side or lower left side or upper right side or lower right side tartar mating surface is set, blade is arranged to the interior milling tooth groove with key
Or snakelike tooth groove coordinates, blade sets square protruding, the left surface of square protruding or the right side in the upside of key through hole or downside
Side is arranged to tartar mating surface；Blade is arranged to be engaged with the tartar of key hole, blade in the left side of key through hole or
Right side sets tartar mating surface (as shown in Figure 30-32).
In the embodiment of the present invention, key sets an outer milling tooth groove and two snakelike tooth grooves respectively and leaf
Three pieces of blades in film trap are engaged, and the tartar planform of key or make modification and improvement, key on the basis of original,
The snakelike tooth groove for being arranged at centre is changed to interior milling tooth groove (as shown in figs. 37-39)；Key is on the basis of original, setting
The snakelike tooth groove for being placed in downside is changed to outer milling tooth groove (as shown in Figure 40-42)；After two snakelike tooth grooves are set on the key,
One row's tartar hole is respectively set then at the upper side and lower side (as shown in figs. 43-45)；One snakelike tooth groove and one are set on the key
After interior milling tooth groove, row's tartar hole is respectively set then at the upper side and lower side (as shown in Figure 46-48)；Snakelike tooth groove and interior milling tooth
The difference of flower trough：Snakelike tooth groove is characterized in that the width of different location grooves is substantially invariable, the feature of interior milling tooth groove
The width for being different location grooves is to change, the blade joined together by snakelike tooth groove, blade or setting leaf spring, or need not
Leaf spring, the blade joined together by interior milling tooth groove are set, and blade must be provided with leaf spring.
In the embodiment of the present invention, the two sides of the wedge shape flange on side column are all inclined-plane (such as Figure 30 institutes
Show), two inclined-planes are engaged with groove surface A and groove surface B respectively, wedge shape flange of the invention or make deformation and change
Enter, be changed to be inShape, its section are square shape, as shown in figure 36.
In the embodiment of the present invention, locking blade A, locking blade and locking blade B have been independently arranged blade
Spring, one piece of blade of the invention or therein are not provided with leaf spring, two pieces of blades or a shared leaf spring, are not provided with leaf
Upside need not be set raised for the blade of flat spring or downside projection.
The present invention, the front and back of key all set identical tooth groove, and the upper side and lower side then sets identical tartar
Hole, during unlocking, key needs not distinguish between front and back and at will inserts keyhole and can unlock.
The essence of the present invention is described in detail above embodiment, but can not be come with this to the present invention's
Protection domain is limited, it is clear that, under the enlightenment of essence of the invention, those of ordinary skill in the art can also enter
The many improvement of row and modification, these are improved and modification all falls within the scope of the claims of the present invention.
Claims (10)
1. the tapered end of anti-technical unlocking, including lock core, several blade grooves (18) are radially offered on lock core (2), it is some
Individual blade groove (18) being spaced apart axially back and forth along lock core (2), is both provided with three pieces of blades in each blade groove (18), two pieces
Blade and one piece of locking blade (5) are locked, locking blade is locked out blade A (4) and locking blade B (6) respectively, lock core (2)
Keyhole (14) is offered on axial direction, keyhole (14) passes through from the centre of blade groove (18), locking blade A (4), locking blade
The centre of B (6) and locking blade (5) is both provided with key through hole (21), so that key (3) passes through locking blade A (4), locking
Blade B (6) and locking blade (5) are in being provided with tartar of the tartar mating surface (23) respectively with key (3) on key through hole (21)
Groove or tartar hole (34) are engaged, and tooth groove is snakelike tooth groove (24) or interior milling tooth groove (30) or outer milling tooth groove (31),
Be additionally provided with side column groove (13) on lock core (2), side column groove (13) is located at the upside of blade groove (18), side column groove (13) vertically and
All blade grooves (18) are connected, and side column (11) is provided with side column groove (13), and the lower end of side column (11) sets wedge shape convex
A latch recess is both provided with the upside of edge (27) or square shape flange (38), locking blade A (4) and locking blade B (6)
(26) a locking groove (37), latch recess (26) and locking groove (37) and side, are provided with the upside of locking blade (5)
Wedge shape flange (27) or square shape flange (38) on post (11) are engaged；
It is characterized in that：The groove surface A (35) set on the latch recess (26) and angle δ, the δ setting of the direction of motion of blade
Angular range be：68 degree≤δ≤88 degree, δ chooses unspecified angle inside this angular range, is set in latch recess (26)
The angle β of the direction of motion of groove surface B (36) and blade, the angular range that β is set are：68 degree≤β≤88 degree, β is from this angle
Unspecified angle is chosen inside scope；
The groove surface A (35) and the angle of angle γ, the γ setting of the direction of motion of blade set on the locking groove (37)
Scope is：35 degree≤γ≤55 degree, γ chooses unspecified angle, the groove set on locking groove (37) inside this angular range
The angle theta of the direction of motion of face B (36) and blade, the angular range of θ settings are：68 degree≤θ≤88 degree, θ is from this angular range
Choose unspecified angle in the inside.
2. the tapered end of anti-technical unlocking according to claim 1, it is characterized in that：δ angle and β angle are chosen identical
Numerical value, or δ angle, β angle and θ angle choose identical numerical value.
3. the tapered end of anti-technical unlocking according to claim 1, it is characterized in that：The latch recess set on locking blade
(26) the locking groove (37) and on locking blade (5) set and the tooth groove on key (3) or tartar hole (34) are corresponding.
4. the tapered end of anti-technical unlocking according to claim 1, it is characterized in that：One piece of locking is set in blade groove (18)
Blade and two pieces of locking blades (5).
5. the tapered end of anti-technical unlocking according to claim 1, it is characterized in that：A part of blade groove in lock core (2)
(18) locking blade is set, and remaining blade groove (18) sets locking blade (5).
6. the key that a kind of tapered end of anti-technical unlocking with described in claim 1 matches, it is characterized in that：Key (3)
Centre sets two snakelike tooth grooves (24), and the upper avris of key (3) or lower avris set an outer milling alveolus (31).
7. key according to claim 6, it is characterized in that：Key (3) among set a snakelike tooth groove (24) and
One interior milling tooth groove (30), the upper avris of key (3) or lower avris set an outer milling alveolus (31).
8. key according to claim 6, it is characterized in that：One snakelike tooth groove (24), key are set among key (3)
The upper avris and lower avris of spoon (3) respectively set an outer milling alveolus (31).
9. key according to claim 6, it is characterized in that：Two snakelike tooth grooves (24), key are set among key (3)
The upper side and lower side of spoon (3) respectively sets row's tartar to cheat (34).
10. according to the key described in claim 6 or 7 or 8 or 9, it is characterized in that：The front and back of key (3) all sets phase
With tooth groove, the upper side and lower side then sets identical tartar to cheat (34), during unlocking, it is not necessary to distinguishes positive and negative, at will inserts key
Keyhole (14) can unlock.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610447581.2A CN107489303A (en) | 2016-06-10 | 2016-06-10 | The tapered end and its key of anti-technical unlocking |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610447581.2A CN107489303A (en) | 2016-06-10 | 2016-06-10 | The tapered end and its key of anti-technical unlocking |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107489303A true CN107489303A (en) | 2017-12-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610447581.2A Pending CN107489303A (en) | 2016-06-10 | 2016-06-10 | The tapered end and its key of anti-technical unlocking |
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| Country | Link |
|---|---|
| CN (1) | CN107489303A (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103953227A (en) * | 2014-05-20 | 2014-07-30 | 浙江美利保锁业有限公司 | Lock assembly and lock core component thereof |
-
2016
- 2016-06-10 CN CN201610447581.2A patent/CN107489303A/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103953227A (en) * | 2014-05-20 | 2014-07-30 | 浙江美利保锁业有限公司 | Lock assembly and lock core component thereof |
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Application publication date: 20171219 |