CN206971959U - A kind of theftproof lock - Google Patents
A kind of theftproof lock Download PDFInfo
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- CN206971959U CN206971959U CN201720390747.1U CN201720390747U CN206971959U CN 206971959 U CN206971959 U CN 206971959U CN 201720390747 U CN201720390747 U CN 201720390747U CN 206971959 U CN206971959 U CN 206971959U
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Abstract
The utility model discloses a kind of theftproof lock,Including lock tube,Lock gall and the key supporting with the lock gall,The lock gall is inside the lock tube,The key includes engineering key,Householder's key,The side wall of the lock gall offers central channel and side groove,The lock gall is built-in with blade,The blade includes a piece of special-shaped blade,Several pieces common blades,Special-shaped blade lock stop is provided with the upside of the special-shaped blade,Downside is provided with blade boss,Blade breach is provided with the upside of the common blade,Downside is provided with blade boss,Moving member and mobile spring are provided with the side groove,The moving member is provided with the supporting pressing tooth pressed with the blade breach of the common blade,The part common blade can be pressed into unlocking condition with the pressing tooth by elastic construction,The special-shaped blade pins the moving member under the elastic force effect of elastic construction does not allow it to move；In addition, renewal is optimized to the transmission mechanism component for driving fork rotation.
Description
Technical field
It the utility model is related to lock technology field, and in particular to a kind of theftproof lock, especially one kind can prevent from passing through
Engineering key copies the theftproof lock of householder's key.
Background technology
The engineering key of the theftproof lock of current ranks various on the market and the difference of householder's key are little.Such as present quality
The difference of the engineering key and householder's key of good not idle-run lamina lock is：The more apertures in the front end of engineering key, it is other
Place and householder's key are just the same, as long as this aperture of engineering key is filled and led up, engineering key is just and householder's key is complete
Householder's key can equally be worked as to use, just can freely be opened the door；There are individual small gap or little groove in the front end of either engineering key, its
Its place and householder's key are just the same.It can be seen that the either engineering key of that type on the market now, on the ground of bitting
Fang Douneng easily goes out householder's key with engineering key-cut.Therefore, theftproof lock engineering key at present on the market has safety
Hidden danger, and most consumers do not know the presence of this hidden danger.The engineering key of idle-run lamina theftproof lock, does not have also at this stage
There is a Jia Suo classes manufacturer to create.In addition, current theftproof lock on the market, the inner body structure for driving shift fork to rotate
Aging, part is more, technique is cumbersome, high processing costs, controllable precision is poor, space-consuming is big.
Utility model content
The purpose of this utility model is to provide a kind of progress essential structural change, prevents to replicate by engineering key
Householder's key possibility, while be adapted to the blade anti-theft lock of idle running and the theftproof lock of similar blade movement, Improving The Quality of Products and
Difficulty is opened, while reduces production and assembly cost, to solve the problems mentioned in the above background technology.
To achieve the above object, the utility model provides following technical scheme：
A kind of theftproof lock, including lock tube, lock gall and the key supporting with the lock gall, the lock gall is in the lock tube
Portion, the key include engineering key, householder's key, it is characterised in that the side wall of the lock gall offers central channel and side
Groove, the lock gall are built-in with blade, and the blade includes a piece of special-shaped blade, several pieces common blades, the special-shaped blade upside
Blade boss is provided with provided with special-shaped blade lock stop, downside, is provided with blade breach on the upside of the common blade, downside is provided with blade
Boss, the side groove is interior to be provided with moving member and mobile spring, and the moving member is provided with to be lacked with the blade of the common blade
The supporting pressing tooth that mouth is pressed, the part common blade can be pressed into unlocking shape with the pressing tooth by leaf spring
State, the special-shaped blade pins the moving member under the elastic force effect of leaf spring does not allow it to move, and special-shaped blade is equally located
In unlocking condition；When the engineering key enters the lock gall, the structure of engineering key can not promote the special-shaped blade, institute
Moving member is stated to press the part common blade all the time by the pressing tooth and need to only open into unlocking condition, the engineering key
Opening the other common blades not pressed by the moving member can just unlock；When householder's key enters the lock gall
When, the structure of householder's key can promote special-shaped blade, moving member is no longer lived by special-shaped blade lock, and moving member is in mobile bullet
The lower passage of elastic force effect of spring to next contact point and does not return to origin-location, the pressing tooth and the part conventional leaf
Blade breach separation on piece, the part common blade for making previously to be pressed are in work shape under elastic force effect
State；After householder's key is extracted, no longer pressed by the part common blade that moving member presses, original is pressed under elastic force effect
The part common blade of conjunction occurs position movement and is changing into the state of shutting；The engineering key is not turned on former normal by compressed portion
The tartar teeth portion of blade is advised, engineering key can not make the former part common blade pressed into state when unlocking, engineering again
Key loses unlocking function.
Preferably, special-shaped blade lock stop is provided with the upside of the special-shaped blade, it is convex that householder's key is provided with householder's key
Point, to promote special-shaped blade, moving member is set no longer to be lived by special-shaped blade lock, moving member pushes away under the elastic force effect of mobile spring
Move to next contact point and do not return to origin-location, householder's key be additionally provided with it is described pressed by moving member it is normal
The unlocking structure that rule blade is engaged, engineering key is no described in this unlocking structure, i.e. the structure of engineering key can not
Open it is described by the common blade that moving member presses with can not promote the special-shaped blade or other similar shake-up offices, institute
All common blades can be opened and promote the unlatching special-shaped blade or promote other similar shake-up by stating householder's Key structure
Office, the shape of key can be the different shapes of interior groove milling or outer groove milling or inside and outside groove milling or other special-shaped groove millings.
Preferably, described moving member one end is provided with spring stack, and the mobile spring passes through the spring stack and the movement
Part elastic connection.
Preferably, the part common blade pressed is different, can be changed with transposition into permutation and combination.
Preferably, according to the different model of lock core, the number and shape that the moving member can press common blade can not
Together, can be changed with transposition into permutation and combination；Lock core with model can increase and reduce moving member control common blade
Quantity.
Preferably, the central channel both sides or wherein side also can be set for accommodate the moving member groove, breach or
Hole, for controlling pressing common blade.
Preferably, the blade edge gap or analogous shape, the method being engaged with blade indentation, there with moving member
Come the structure combination for controlling common blade to move.
Preferably, the theftproof lock also includes mobile clutch pin assemblies, and the mobile clutch pin assemblies include:Shift fork, turn
Dynamic set and mobile on-of pin；Its structural principle is adapted to all theftproof locks.Mobile clutch pin assemblies are so that anti-theft lock transmission mechanism
Numerous and diverse part reduce, processing cost reduce, control accuracy improve, lock core inner space increase, more common blades can be placed,
Increase the lateral distance of common blade simultaneously, common blade is more, lateral distance be more difficult to more greatly technology open and
Violence is opened.
Preferably, the turning set is 2, is respectively arranged on the shift fork both ends, and the mobile on-of pin is dialled located at described
In fork and turning set, by the external force of key the mobile on-of pin can be promoted to be moved to one end；The mobile on-of pin outer rim
Provided with mobile on-of pin external tooth, the shift fork and turning set are respectively equipped with the shift fork being engaged with the mobile on-of pin external tooth
Tooth and turning set internal tooth, for driving the shift fork to rotate；During unlocking, tartar tooth and blade that key is set cooperatively form unlocking
Torsion is passed to shift fork by mobile on-of pin and rotates unlocking by state, turning set.
Preferably, the mobile on-of pin external tooth is radially located at mobile on-of pin axial direction both ends, the mobile on-of pin
Axial centre position is provided with separation axle journal, during unlocking, when promoting the mobile on-of pin to summit by key external force, and the shifting
The mobile on-of pin external tooth of dynamic on-of pin is engaged to form one with the turning set internal tooth of one end turning set and the shift fork internal tooth of shift fork
Individual transmission work is overall, and the mobile on-of pin external tooth of the mobile on-of pin and the turning set internal tooth of other end turning set are at this moment
Into released state, torsion transmission is cut off by separating axle journal, when rotation is unlocked, the structure of mobile on-of pin will not drive the other end
Turning set rotation.Here, the shift fork drives lock body, and lock body includes dead bolt, and torsion is transmitted to lock body by shift fork, and lock body drives lock
Tongue is unlocked, and lock body and lock core are two different components, and lock core is not explained herein on lock body.
The position of each blade is single, and the position correspondence of each blade has unique key tooth flower teeth portion, excellent
Choosing, the mobile on-of pin external tooth and the shift fork internal tooth and the quantity of turning set internal tooth that are engaged can be one or several,
The structure of mobile on-of pin can be outer dentation or interior dentation or convex form or concave shape or different form, and with fork internal tooth and turn
Dynamic set internal tooth is supporting overall into a job.Here, the mobile on-of pin external tooth and the shift fork internal tooth and turning set that are engaged
The quantity of internal tooth is 1 or 2,3,4 or multiple, and the tooth-shape structure of mobile on-of pin can be that toothing of different shapes comes
It is supporting with fork internal tooth and turning set internal tooth.
Theftproof lock of the present utility model, common blade breach is pressed by the pressing tooth on moving member, make to be pressed
For the part common blade of conjunction into unlocking condition, engineering key is not turned on the tartar of the part common blade pressed by moving member
Teeth portion, and special-shaped blade can not be promoted, now special-shaped blade is similarly in unlocking condition, and engineering key is simply opened and do not moved
Other common blades that part presses can be achieved with unlocking；When householder's key, which enters, unlocks, the structure of householder's key can promote
Special-shaped blade is opened, special-shaped blade is no longer pinned moving member, the moving member is pushed into forward next by the mobile spring
Contact point, the part common blade breach lose the pressure of the pressing tooth, and moving member does not return to original position after being moved,
After extracting householder's key, the part common blade that original is pressed is moved into shutting in generation position under the elastic force effect of leaf spring
State, so that engineering key loses unlocking function；Because each common blade differs, position be it is single,
And the position correspondence of each common blade has unique key tooth flower teeth portion, the difference of common blade, key tooth flower tooth is also different,
Particular location can change into permutation and combination, thus engineering key and householder's key can be fabricated into very big difference, Neng Goufang
Householder's key is only copied by engineering key and prevents householder's key to be replicated, the safety of theftproof lock can be effectively improved
Property.The utility model is adapted to the theftproof lock of all blade locks or similar blade movement, including idle-run lamina theftproof lock and does not dally
Blade anti-theft lock.Pass through the mobile clutch that the drive mechanism that theftproof lock shift fork rotates will be driven to be designed to interior external tooth form clutch structure
Pin assemblies, its structural principle are adapted to all theftproof locks.Mobile clutch pin assemblies reduce numerous and diverse part of anti-theft lock transmission mechanism,
Processing cost reduces, control accuracy improves, lock core inner space increases, can place more common blades, while increases routine
The lateral distance of blade, common blade is more, lateral distance is more difficult to more greatly technology unlatching and violence is opened.
Brief description of the drawings
Fig. 1 is the schematic diagram of the lock gall of the utility model embodiment theftproof lock；
Fig. 2 a are the schematic diagram of the common blade of the utility model embodiment theftproof lock；
Fig. 2 b are the schematic diagram of the special-shaped blade of the utility model embodiment theftproof lock；
Fig. 3 a are the schematic diagram of householder's key of the utility model embodiment theftproof lock；
Fig. 3 b are the schematic diagram of the engineering key of the utility model embodiment theftproof lock；
Fig. 4 is the structural representation of the utility model embodiment theftproof lock；
Fig. 5 a are the state knot of moving member and common blade before householder's key of the utility model embodiment theftproof lock is opened
Structure schematic diagram；
Fig. 5 b are that moving member and common blade position occur after householder's key of the utility model embodiment theftproof lock is opened
The status architecture schematic diagram of change；
Fig. 6 a are status architecture schematic diagram when the utility model embodiment engineering key is opened；
Fig. 6 b are that the moving member presses tooth and by pressing common blade when the utility model embodiment engineering key is opened
Positional structure schematic diagram；
Fig. 7 a are status architecture schematic diagram when the utility model embodiment householder key is opened；
Fig. 7 b are that the moving member presses tooth and by pressing common blade when the utility model embodiment householder key is opened
Positional structure change schematic diagram；
Fig. 8 a are the status architecture schematic diagram of the utility model embodiment householder key unlatching once, after key extraction；
Fig. 8 b are the common blade working condition knot of the utility model embodiment householder key unlatching once, after key extraction
Structure schematic diagram；
Fig. 9 a are the structural representation of mobile clutch pin assemblies described in the utility model embodiment；
Fig. 9 b are the schematic diagram that the internal structure of mobile clutch pin assemblies described in the utility model embodiment coordinates；
Description of reference numerals：1. lock gall, 2. central channels, 3. side grooves, 4. lock gall inwalls, 5. common blades, 6. blades lack
Mouthful, 7. blade boss, 8. special-shaped blades, 9. special-shaped blade lock stops, 10. householder's key salient points, 11. householder's keys, 12. engineerings
Key, 13. mobile springs, 14. separation axle journals, 15. moving members, 16. shift forks, 17. movement on-of pins, 18. turning sets, 19. leaves
Flat spring, 20. lock tubes, 21. move up and down part, 22. turning set internal tooths, 23. movement on-of pin external tooths, 24. shift fork internal tooths.
A, B, C, D, E, F are the pressing tooth on moving member.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole
Embodiment.Based on the embodiment in the utility model, with those skilled in the art under the premise of creative work is not made institute
The every other embodiment obtained, belong to the scope of the utility model protection.
Shown in reference picture 1- Fig. 9 b, a kind of theftproof lock, including lock tube 20, lock gall 1 and the engineering key supporting with the lock gall
Spoon 12 and householder's key 11, the lock gall 1 is inside the lock tube 20, and the lock gall 1 is provided with lock gall inwall 4, side wall opens up
There are central channel 2 and side groove 3, the lock gall 1 is built-in with a piece of special-shaped blade 8 and several pieces common blades 5, in addition to mobile spring
13 and leaf spring 19, the moving member 15 and mobile spring 13 are placed in beside the lock gall in groove 3, and the common blade 5
Upside is provided with blade breach 6 and downside is provided with blade boss 7, and the leaf spring 19 is located at the inwall 4 of lock gall 1 and the leaf
Between piece boss 7, pressing tooth A, B, C, D, E, F on the moving member 15 is used for described on the common blade 5 of part
Blade breach 6 is pressed, and the leaf spring 19 is compacted, and the common blade 5 that part is pressed is in unlocking shape
State, and acted in the elastic force of leaf spring 19 by 9 with the special-shaped blade 8 and pin moving member 15, do not allow it to move, it is different
Shape blade 8 is similarly in unlocking condition；When the engineering key 12 enters the lock gall 1, the structure of engineering key 12 can not
The special-shaped blade 8 is promoted, the moving member 15 presses the part common blade all the time by the pressing tooth ABCDEF
5, the engineering key 12 need to open the other common blades 5 not pressed by the moving member 15 and can just unlock；When
When householder's key 11 enters the lock gall 1, the salient point 10 of the householder on the key is enough to promote special-shaped blade 8, makes movement
Part 15 is no longer pinned by special-shaped blade 8, and moving member 15 is elapsed forward to next contact under the elastic force effect of mobile spring 13
Put and do not return to origin-location, the blade breach 6 on pressing tooth ABCDEF common blades 5 described with part divides
From, the part common blade 5 for making to be pressed is in running order in the case where the elastic force of respective leaf spring 19 acts on, when
After extracting householder's key 11, original is no longer pressed by the part common blade 5 that moving member 15 presses, the routine partly pressed
Blade 5 opens under the elastic force effect of leaf spring 19 occurs change in location into the state that shuts, the structure of the engineering key 12
It is not turned on by the tartar teeth portion of compressed portion common blade 5, engineering key 12 can not make the former part pressed conventional again
Blade 5 loses unlocking function into state when unlocking, engineering key 12.Here, theftproof lock is provided with and moves up and down part 21, above moves down
Moving part 21 move down after, be rotated further by lock gall 1, torsion is passed to turning set 18 by lock gall 1 by 21, and turning set 18 passes through mobile clutch
Torsion is transmitted to shift fork 16 by pin 17, and shift fork 16, which rotates, realizes unlocking.
As illustrated in fig. 9, the mobile clutch pin assemblies include：Shift fork 16, turning set 18 and mobile on-of pin 17；It is described
The both ends of shift fork 16 are equipped with the turning set 18, and the mobile on-of pin 17 passes through key in the shift fork 16 and turning set 18
Spoon external force can promote mobile on-of pin 17 to move forward, and the mobile outer rim of on-of pin 17 is provided with mobile on-of pin external tooth 23, moves
Dynamic on-of pin external tooth 23 is engaged with the shift fork internal tooth 24 of the shift fork 16 and the turning set internal tooth 22 of turning set 18；During unlocking,
When promoting the mobile on-of pin 17 to summit by key external force, the mobile on-of pin external tooth 23 of the mobile on-of pin 17 with
The turning set internal tooth 22 of one end turning set 18 and the shift fork internal tooth 24 of shift fork 16 are engaged to form a transmission work entirety, described
The mobile on-of pin external tooth 23 of mobile on-of pin 17 and the turning set internal tooth 22 of other end turning set 18 at this moment into released state,
Torsion transmission is cut off by separating axle journal 14, when rotation is unlocked, the structure of mobile on-of pin 17 will not drive the rotation of the other end
The rotation of set 18.
Shown in reference picture 4, Fig. 5 a, before householder's key 11 is opened and engineering key 12 during use, the engineering key
12 structure is not turned on by the tartar teeth portion of part common blade 5 that moving member 15 presses and can not promote special-shaped blade 8,
Special-shaped blade 8 is in unlocking condition, and special-shaped blade 8 is pinned moving member 15 by special-shaped blade lock stop 9, and moving member 15 passes through
Pressing tooth A, B, C, D, E, F above presses part common blade 5, makes the common blade 5 that this part is pressed into unlocking shape
State, engineering key 12 need to open the other common blades 5 not pressed and can be achieved with unlocking.
Shown in reference picture 5b, after the theftproof lock of the present embodiment is opened once by householder's key 11, householder's key 11
Structure unlock when can make all common blades 5 and special-shaped blade 8 into unlocking condition.When householder's key 11 is unlocked, Hu Zhuyao
Householder's key salient point 10 on spoon 11 is enough to promote in special-shaped blade 8, special-shaped blade 8 is no longer pinned moving member 15, moving member
15 elapse forward under the elastic force effect of mobile spring 13, make pressing tooth A, B, C, D, E, F and part routine on moving member 15
Blade breach 6 above blade 5 separates, and the common blade 5 partly pressed loses pressing tooth A, B, C, D, E, F pressure,
The part common blade 5 activation under the elastic force effect of respective leaf spring 19 into working condition, now extracts householder's key
After spoon 11, the part common blade 5 that original is pressed no longer is pressed by pressing tooth A, B, C, D, E, F on moving member 11, and part is often
Rule blade 5 opens under the elastic force effect of respective leaf spring 19 occurs shift in position into shutting state；Engineering key 12
Structure can not make the part common blade 5 that these are activated lose unlocking function into unlocking condition, engineering key 12 again.
Shown in reference picture 6a, Fig. 6 b, when engineering key 12 is unlocked, pressing tooth A, B, C, D, E, F pressure on moving member 15
Share the working state schematic representation of part common blade 5.The structure of engineering key 12 can not promote special-shaped blade 8, special-shaped blade 8
Moving member 15 pinned by special-shaped blade lock stop 9 immovable, pressing tooth A, B, C, D, E, F press blade breach 6, make
For the part common blade 5 pressed into unlocking condition, engineering key 12 need to open the other conventional leaves not pressed by pressing tooth
Piece 5 can be achieved with unlocking.
Shown in reference picture 7a, Fig. 7 b, when householder's key 11 is unlocked, the structure of householder's key 11 is enough to promote special-shaped blade
8, special-shaped blade 8 is no longer pinned moving member 15, moving member 15 elapses forward under the elastic force effect of mobile spring 13, makes movement
Pressing tooth A, B, C, D, E, F on part 15 separates with partial blade breach 6, and the common blade 5 partly pressed is in respective leaf
The lower activation of elastic force effect of flat spring 19 does not return to original into working condition, moving member 15 under the elastic force effect of mobile spring 13
Come position, after extracting householder's key 11, the part common blade 5 pressed opens generation under the elastic force effect of leaf spring 19
Change in location can not make the former part pressed by pressing tooth A, B, C, D, E, F normal into the state that shuts, the structure of engineering key 12
Rule blade 5 loses unlocking function into unlocking condition, engineering key 12；The structure of householder's key 11, which contains, opens all common blades
With the tartar teeth portion of special-shaped blade, i.e. for engineering key 12, householder's key 11 is additionally provided with householder's key salient point 10.
Here, the position of each common blade 5 is single, and the position correspondence of each common blade 5 has uniquely
Key tooth flower teeth portion, the part common blade 5 pressed by A, B, C, D, E, F is different, can be with transposition into permutation and combination
Change, therefore engineering key 12 and householder's key 11 can be fabricated to very big difference；It is mobile according to the different model of lock core
Part 15 can control the quantity of common blade 5, and the quantity of common blade 5 that moving member 15 controls is more, householder's key 11 and work
The difference of journey key 12 is bigger, and the lock core with model can equally increase and reduce the quantity of the control common blade 5 of moving member 15；
This structure prevents householder's key 11 to be replicated, and can effectively improve the security of the utility model theftproof lock.
While there has been shown and described that embodiment of the present utility model, for a person skilled in the art, can be with
Understand do not depart from principle of the present utility model and spirit in the case of can to these embodiments carry out it is a variety of change, modification,
Replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.
Claims (10)
1. a kind of theftproof lock, including lock tube, lock gall and the key supporting with the lock gall, the lock gall is in the lock tube
Portion, the key include engineering key, householder's key, it is characterised in that the side wall of the lock gall offers central channel and side
Groove, the lock gall are built-in with blade, and the blade includes a piece of special-shaped blade, several pieces common blades, the special-shaped blade upside
Blade boss is provided with provided with special-shaped blade lock stop, downside, is provided with blade breach on the upside of the common blade, downside is provided with blade
Boss, the side groove is interior to be provided with moving member and mobile spring, and the moving member is provided with to be lacked with the blade of the common blade
The supporting pressing tooth that mouth is pressed, the part common blade can be pressed into unlocking shape with the pressing tooth by leaf spring
State, the special-shaped blade pins the moving member under the elastic force effect of leaf spring does not allow it to move, and special-shaped blade is equally located
In unlocking condition；When the engineering key enters the lock gall, the structure of engineering key can not promote the special-shaped blade, institute
Moving member is stated to press the part common blade all the time by the pressing tooth and need to only open into unlocking condition, the engineering key
Opening the other common blades not pressed by the moving member can just unlock；When householder's key enters the lock gall
When, householder's key promotes special-shaped blade, moving member is no longer lived by special-shaped blade lock, elastic force of the moving member in mobile spring
The lower passage of effect to next contact point and does not return to origin-location, the pressing tooth and the institute on the common blade of part
The separation of blade breach is stated, the part common blade for making previously to be pressed is in work under the elastic force effect of leaf spring
State；After householder's key is extracted, no longer pressed by the part common blade that moving member presses, the former quilt under elastic force effect
The part common blade of pressing occurs position movement and is changing into the state of shutting；The engineering key is not turned on original by compressed portion
The tartar teeth portion of common blade, engineering key can not make the former part common blade pressed into state when unlocking, work again
Journey key loses unlocking function.
2. theftproof lock according to claim 1, it is characterised in that stop on the upside of the special-shaped blade provided with special-shaped blade lock
Point, householder's key are provided with householder's key salient point, to promote special-shaped blade, moving member is no longer lived by special-shaped blade lock,
Moving member passage under the elastic force effect of mobile spring to next contact point and does not return to origin-location, householder's key
The unlocking structure being engaged with the common blade pressed by moving member is additionally provided with, engineering key described in this unlocking structure
It is no, i.e., the structure of engineering key can not open the common blade pressed by moving member and can not promote described
Special-shaped blade, householder's Key structure, which can open all common blades and promote, opens the special-shaped blade.
3. theftproof lock according to claim 1, it is characterised in that described moving member one end is provided with spring stack, the movement
Spring passes through the spring stack and the moving member elastic connection.
4. theftproof lock according to claim 1, it is characterised in that according to the different model of lock core, the moving member can press
It is different to close the number and shape of common blade, forming permutation and combination by transposition changes；Lock core with model passes through increase
Or reduce the quantity of moving member control common blade.
5. theftproof lock according to claim 1, it is characterised in that the central channel both sides or wherein side are also settable to be used
In the groove, breach or the hole that accommodate the moving member.
6. theftproof lock according to claim 1, it is characterised in that key is shaped as interior groove milling, outer groove milling or inside and outside milling
Groove shape.
7. theftproof lock according to claim 1, it is characterised in that the theftproof lock also includes mobile clutch pin assemblies, institute
Stating mobile clutch pin assemblies includes：Shift fork, turning set and mobile on-of pin；Its structural principle is adapted to all theftproof locks.
8. theftproof lock according to claim 7, it is characterised in that the turning set is 2, is respectively arranged on the shift fork both ends,
The mobile on-of pin can promote the mobile on-of pin to one end in the shift fork and turning set by the external force of key
It is mobile；The mobile on-of pin outer rim is provided with mobile on-of pin external tooth, and the shift fork and turning set are respectively equipped with and the movement
The shift fork internal tooth and turning set internal tooth that on-of pin external tooth is engaged, for driving the shift fork to rotate；During unlocking, what key was set
Tartar tooth cooperatively forms unlocking condition with blade, and torsion is passed to shift fork by mobile on-of pin and rotates unlocking by turning set.
9. theftproof lock according to claim 8, it is characterised in that the mobile on-of pin external tooth is radially located at mobile clutch
For bearing pin to both ends, the mobile on-of pin axial direction centre position is provided with separation axle journal, during unlocking, promoted by key external force described in
During mobile on-of pin to summit, the mobile on-of pin external tooth of the mobile on-of pin and the turning set internal tooth of one end turning set and group
The shift fork internal tooth of fork is engaged to form a transmission work entirety, mobile the on-of pin external tooth and the other end of the mobile on-of pin
Into released state, torsion transmission is cut off by separating axle journal at this moment for the turning set internal tooth of turning set, mobile when rotation is unlocked
The structure of on-of pin will not drive the turning set of the other end to rotate.
10. theftproof lock according to claim 8, it is characterised in that the mobile on-of pin external tooth and the shift fork being engaged
The quantity of internal tooth and turning set internal tooth is 1 or 2,3,4 or multiple, and the tooth-shape structure of mobile on-of pin can be not similar shape
The toothing of shape comes supporting with fork internal tooth and turning set internal tooth.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720390747.1U CN206971959U (en) | 2017-04-14 | 2017-04-14 | A kind of theftproof lock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720390747.1U CN206971959U (en) | 2017-04-14 | 2017-04-14 | A kind of theftproof lock |
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| CN206971959U true CN206971959U (en) | 2018-02-06 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109723287A (en) * | 2019-02-02 | 2019-05-07 | 文江洪 | Super C class lock core |
| CN111946153A (en) * | 2020-08-31 | 2020-11-17 | 宁波大拇指锁具有限公司 | Anti-theft lock |
-
2017
- 2017-04-14 CN CN201720390747.1U patent/CN206971959U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109723287A (en) * | 2019-02-02 | 2019-05-07 | 文江洪 | Super C class lock core |
| CN109723287B (en) * | 2019-02-02 | 2024-01-16 | 文江洪 | Super C type lock core |
| CN111946153A (en) * | 2020-08-31 | 2020-11-17 | 宁波大拇指锁具有限公司 | Anti-theft lock |
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