CN204081695U - The key of tapered end and cooperation thereof - Google Patents
The key of tapered end and cooperation thereof Download PDFInfo
- Publication number
- CN204081695U CN204081695U CN201420360677.1U CN201420360677U CN204081695U CN 204081695 U CN204081695 U CN 204081695U CN 201420360677 U CN201420360677 U CN 201420360677U CN 204081695 U CN204081695 U CN 204081695U
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- lock core
- key
- blade
- tapered end
- lock
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Abstract
The key of a kind of tapered end and cooperation thereof, lock core is provided with in the lock tube of tapered end, blade is provided with in lock core, lock core comprises: lock core head and lock core cover, lock core head is provided with keyhole, lock core cover, in hollow cylindrical, lock core head medial axis is extended with lock core shaft, and lock core shaft is provided with the convex tendon controlling blade rotation angle; Described blade offers the spacing hole that can pass for lock core shaft and convex tendon, convex tendon drives blade rotary by spacing hole, rotate relative to lock core shaft in the scope that blade can limit at spacing hole, describedly be provided with tartar on the key, blade is provided with and drives the pushing part of rotating for key tooth flower, and tartar band moving vane rotates in lock core shaft; Blade outer rim is provided with the locating slot coordinated with spacer; When key inserts keyhole, tartar on the key promotes blade rotation, when lock outer edge flushes with lock core outer rim, key band movable lock core rotates unblanks, anti-drilling, anti-lock, reliable operation, when inserting without key lock core head dally, the key of installation and easily manufactured tapered end and cooperation thereof.
Description
Technical field
The utility model relates to the key of a kind of tapered end and cooperation thereof.
Background technology
Blade locking head on existing market has two kinds, and a kind of blade is transverse shifting, and little easily being stirred by hook of left and right displacement stroke is unblanked, and lock core is in order to good dress blade is by the empty intensity difference of milling, and prizing lock core gently will break, and lockset is just opened easily.Another kind is rotor structure, as No. 200910153092.6, Chinese patent just discloses one " blade locking head ".In this technical scheme, blade locking head comprises housing, is arranged at cylindric lock core in housing and cylinder bayonet lock rotationally, lock core sidewall is provided with the chute installing cylinder bayonet lock, inner walls is provided with the groove matched with cylinder bayonet lock in chute relevant position, install successively in the inner barrel of described lock core and organize circular blade more, often organize circular blade and be provided with lobus sinister sheet and lobus dexter sheet, lobus sinister sheet often in group ring-shaped blade and lobus dexter sheet outer rim are respectively equipped with bayonet lock groove and key groove, between the lobus sinister sheet often in group ring-shaped blade and lobus dexter sheet, are provided with spring.It can realize the corresponding function of blade locking head.But it has the following disadvantages: 1, above-mentioned blade locking head is often organized circular blade and is provided with lobus sinister sheet and lobus dexter sheet, make the installation of blade and manufacture very inconvenient.2, above-mentioned blade locking head is often organized between lobus sinister sheet in ring-shaped blade and lobus dexter sheet and is provided with spring, makes blade locking head produce assembling very difficult; Meanwhile, spring can affect the rotation of blade, makes blade locking head service behaviour undesirable, and the effect of spring simultaneously makes blade have fixing rotation direction, can bring convenience to technical opening.3, above-mentioned blade locking head is in order to fixing spring, and every sheet lobus sinister sheet and lobus dexter sheet must arrange fixed leg respectively, and the necessary hypsophyll plate plane of fixed leg, fixed leg can affect the rotation of blade, makes blade locking head service behaviour undesirable.4, the closed end face of filling out of above-mentioned blade locking head housing is provided with the arcuate movement groove matched with key, in keyless situation, insert arcuate movement groove brute force with inserted sheet to rotate, just brute force can be opened or damage tapered end, make above-mentioned blade locking head theftproof performance undesirable.And the blade locking head of the said structure not anti-drilling function of tool.5, above-mentioned blade locking head key can only be unblanked in one direction rotation, positive and negative 360 degree of rotations cannot unblank, above-mentioned blade locking head cannot be applicable on door lock.
Utility model content
The purpose of this utility model is: provide that a kind of anti-technical opening performance is good, anti-drilling, anti-lock, reliable operation, lock core head idle running when inserting without key, to install and the key of easily manufactured tapered end and cooperation thereof.
For achieving the above object, the utility model is achieved through the following technical solutions:
A key for tapered end and cooperation thereof, be provided with lock core in the lock tube of tapered end, be provided with blade in lock core, lock core is provided with keyhole; Lock tube and lock core are provided with the location film trap matched, and be provided with spacer in the film trap of location, key band movable lock core rotates and unblanks; It is characterized in that: described lock core comprises: lock core head and lock core cover, lock core head is provided with keyhole, and lock core cover, in hollow cylindrical, lock core head medial axis is extended with lock core shaft, and lock core shaft is provided with the convex tendon controlling blade rotation angle; Some blades are provided with in described lock core cover, blade offers the spacing hole that can pass for lock core shaft and convex tendon, convex tendon drives blade rotary by spacing hole, rotate relative to lock core shaft in the scope that blade can limit at spacing hole, describedly be provided with tartar on the key, blade is provided with and drives the pushing part of rotating for key tooth flower, and tartar band moving vane rotates in lock core shaft; Blade outer rim is provided with the locating slot coordinated with spacer; When key inserts keyhole, tartar on the key promotes blade rotation, and the locating slot on blade is arranged in the state that can enter for spacer, and when lock outer edge flushes with lock core outer rim, key band movable lock core rotates unblanks; When lock outer edge does not flush with lock core outer rim, lock core is locked.
The course of work of the present utility model is as follows: when inserting key, tartar band moving vane on the key rotates in lock core shaft; Locating slot on blade is arranged in and can gets the hang of for spacer, and when lock outer edge flushes with lock core outer rim, key band movable lock core rotates unblanks; When lock outer edge does not flush with lock core outer rim, lock core is locked, and cannot unblank.
The utility model has the advantage of: due to lock core head medial axis being extended with lock core shaft, lock core shaft is provided with convex tendon, blade is provided with spacing hole, convex tendon drives blade rotary by spacing hole, rotate relative to lock core shaft in the scope that blade can limit at spacing hole, make lock core shaft can with lock core head and key synchronous axial system, when the convex tendon in lock core shaft does not touch spacing hole edge, convex tendon is not with moving vane; When convex tendon touching spacing hole edge, convex tendon band moving vane is in rotation, and therefore, blade rotates relative to lock core shaft in the scope that spacing hole limits.Blade is rotated in the scope of setting, realizes key and arbitrarily pull and push function, key can not be inserted to enter because leaf position disorderly falls, rotate relative to lock core shaft due in the scope that blade can limit at spacing hole, thus realize without the need to spring reset, blade freely rotates and staggers, and spacer is difficult to enter.
In the utility model, described blade is provided with the key perforation of passing for key, and the pushing part on described blade is projection in key perforation or groove, is provided with the curved groove tartar with described projection or groove fit on the key.When the pushing part on blade adopts projection in key perforation or groove, its can be provided with curved groove tartar reliable fit on the key, the locating slot on blade is arranged in can get the hang of for spacer, realizes unblanking.Certainly, in the utility model, blade also can adopt the structure without keyhole, and be provided with convex, the recessed tartar of differing heights on the key, the pushing part on described blade is the projection on blade, and convex, recessed tartar promotes band of protrusions moving vane and rotates.It can realize utility model object of the present utility model equally.
In the utility model, described key front end is provided with guide section, and guide section is little horn-like of outer imperial palace, and the angle of guide section dual-side is greater than the angle of spacing hole dual-side.Angle due to guide section dual-side is greater than the angle of spacing hole dual-side, and when key inserts, guide section front end elder generation and blade contact, blade rotates in the scope that spacing hole limits, and makes to insert the easy to operate of key.Avoid the inconvenience that other blade lock need swing when slotting key.
In the utility model, be provided with the step overlapping inwall with lock core and coordinate inside lock core head, lock core head is sleeved on the side of lock core cover by step.Said structure can make lock core head and lock core inner room relatively rotate reliably, makes tapered end work more reliable.
In the utility model, described lock core cover afterbody is provided with pin-and-hole, and lock core cover is connected by alignment pin with lock core head, and described lock core shaft is provided with and extends a built-in circle cotter way for alignment pin; When spacer exits blade locating slot, lock core head and blade can overlap and dally by relative lock core.In keyless situation, insert lock core head keyhole with inserted sheet, because lock core head and blade can overlap and dally by relative lock core, brute force can be made cannot to open or damage tapered end, make tapered end theftproof performance very good.When destroying with drill bit, lock core can rotate together with drill bit, cannot bore out.
In the utility model, the locating slot of described blade is provided with for promoting the promotion face moved outside spacer, promotes bread parantheses face or inclined-plane.The promotion face of employing adopts cambered surface or inclined-plane, and upon rotation of the blade, cambered surface or inclined-plane can promote spacer moves, and make the operation of extracting key lighter and handier.
In the utility model, the cross section of described spacer is "T"-shaped, and in described lock core cover, the locating slot of at least one blade has rectangular-shaped flanging.It can prevent spacer to be strayed into locating slot, is beneficial to the reliability and size of key that improve tapered end work.
In the utility model, arrange partition between adjacent blades in described lock core cover, partition is provided with the location film trap matched with spacer, and partition is provided with the through hole mated with described lock core shaft, and partition lower end part is in the top of keyhole.Because partition is provided with the through hole mated with described lock core shaft, partition and lock core shaft's synchronous axial system, it can avoid producing friction between two adjacent blades, makes blade rotation more reliable, unblanks more laborsaving.
In the utility model, described lock core is two groups, and two groups of lock core connecting portions are provided with the shifting block for stirring lockset.Tapered end of the present utility model is made to can be used for insertion-core lock.
In the utility model, described blade is provided with some pseudodonts.When technical opening, spacer can be strayed into pseudodont, makes spacer self-locking, thus the difficulty of opening that develops skill.Can automatically terminate when the key is inserted.
Accompanying drawing explanation
Fig. 1 is the generalized section of the key of the utility model tapered end and cooperation thereof.
Fig. 2 is the key member decomposing schematic representation of the utility model tapered end and cooperation thereof.
Fig. 3 is the utility model key first surface schematic diagram.
Fig. 4 is the utility model key another side schematic diagram.
Fig. 5 is the first blade construction schematic diagram of the utility model.
Fig. 6 is that the utility model applies the first blade lock core opening schematic diagram.
Fig. 7 is the utility model the second blade construction schematic diagram.
Fig. 8 is the utility model application the second blade lock core opening schematic diagram.
Fig. 9 is the utility model lock core locking view.
Figure 10 is the third blade construction schematic diagram of the utility model.
Figure 11 is the utility model the 4th kind of blade construction schematic diagram.
Figure 12 is the utility model the 5th kind of blade construction schematic diagram.
Figure 13 is that the utility model applies the 5th kind of blade lock core opening schematic diagram.
Figure 14 is that the utility model applies the 5th kind of blade lock core lock-out state schematic diagram.
Figure 15 is the utility model spacer structure schematic diagram.
Figure 16 is the utility model application partition portion lock core schematic diagram.
Figure 17 is the utility model lock core cross-sectional view.
Figure 18 is the utility model spacer schematic diagram.
Detailed description of the invention
Shown in composition graphs 1-Fig. 4, Figure 17,18: in the present embodiment, be provided with lock core 2 in the lock tube 1 of tapered end, be provided with blade 3 in lock core, lock core is provided with keyhole 4; Lock tube 1 and lock core 2 are provided with the location film trap 5 matched, and are provided with spacer 6 in the film trap of location.Key 7 is with movable lock core 2 to rotate and is unblanked.Lock core 2 comprises: lock core head 8 and lock core cover 9, and lock core head 8 is provided with keyhole 4, and lock core cover 9, in hollow cylindrical, lock core head medial axis is extended with lock core shaft 11, and lock core shaft is provided with the convex tendon 12 controlling blade rotation angle; Be provided with some blades 3 in described lock core cover 9, blade offers the spacing hole 10 that can pass for lock core shaft and convex tendon, convex tendon 12 is with moving vane 3 to rotate by spacing hole 10, rotates in the scope that blade can limit at spacing hole relative to lock core shaft.Key 7 is provided with tartar 16, and blade 3 is provided with and drives the pushing part 17 of rotating for key tooth flower, and tartar 16 is with moving vane 3 to rotate in lock core shaft 11; Blade outer rim is provided with the locating slot 19 coordinated with spacer 6; When key inserts keyhole, tartar on the key promotes blade rotation, and the locating slot 19 on blade is arranged in the state that can enter for spacer, and when lock outer edge flushes with lock core outer rim, key band movable lock core rotates unblanks; When lock outer edge does not flush with lock core outer rim, lock core is locked.
Due to lock core head medial axis being extended with lock core shaft, lock core shaft is provided with convex tendon, blade is provided with spacing hole, convex tendon drives blade rotary by spacing hole, rotate relative to lock core shaft in the scope that blade can limit at spacing hole, make lock core shaft can with lock core head and key synchronous axial system, when the convex tendon in lock core shaft does not touch spacing hole edge, convex tendon is not with moving vane; When convex tendon touching spacing hole edge, convex tendon band moving vane is in rotation, and therefore, blade rotates relative to lock core shaft in the scope that spacing hole limits.Blade is rotated in the scope of setting, realizes key and arbitrarily pull and push function, key can not be inserted to enter because leaf position disorderly falls, rotate relative to lock core shaft due in the scope that blade can limit at spacing hole, thus realize without the need to spring reset, blade freely rotates and staggers, and spacer is difficult to enter.
In the utility model, described lock core can be one group, certainly also can adopt two groups of lock cores, being provided with the shifting block 30 for stirring lockset, just tapered end of the present utility model can being used for insertion-core lock at two groups of lock core connecting portions.
Shown in composition graphs 3, Fig. 5-Figure 11: in the utility model, described blade 3 is provided with the key perforation 20 of passing for key, pushing part 17 on described blade be key perforation on projection or groove, be provided with the curved groove tartar 16-1 with described projection or groove fit on the key.When the pushing part on blade adopts projection in key perforation or groove, its can be provided with curved groove tartar reliable fit on the key, the locating slot on blade is arranged in can get the hang of for spacer, realizes unblanking.
Shown in composition graphs 12-Figure 14: in the utility model, blade 3 also can adopt the structure without keyhole, be provided with convex, the recessed tartar 16-2 of differing heights on the key, the pushing part 17 on described blade is the projections on blade, and convex, recessed tartar promotes band of protrusions moving vane and rotates.
Shown in composition graphs 3, Fig. 4: in the utility model, key 7 can be provided with five row's tartar coding flute profiles, convex, the recessed tartar 16-2 of two row's sides encodes, one row's internal tooth curved groove tartar 16-1 coding, two exclusive tooth curved groove tartar 16-1 encode, respectively to the projection effect on blade, the upper left right-hand rotation of band moving vane is moved, and realizes unblanking and closing lock function.Totally five tartar random codeds, and be twocouese tartar, improve size of key.Certainly, key only adopts above-mentioned a kind of coded system, also falls into protection domain of the present utility model.
In the utility model, blade also can be provided with some pseudodonts 18.When technical opening, spacer can be strayed into pseudodont, makes spacer self-locking, thus the difficulty of opening that develops skill.Can automatically terminate when the key is inserted.Blade of the present utility model does not have spring, and such thief does not know that when technical opening direction and position are difficult to open.
In the utility model, the blade of multiple different model, specification in a described lock core, can be filled.The blade of often kind of model can have employed 5 specifications.As Fig. 7, Figure 10, Figure 11 individually disclose three kinds of external tooth rotors; Fig. 5 discloses internal tooth rotor; Figure 12 discloses heel teeth rotor.Aforementioned each blade can positive and negatively assemble, and is combined into 10 differential blade marbles, and can assemble 20 in each lock core with blade, the stacked quantity of lock core intra vane is many, and change is installed greatly in the many left and right of blade model, does not have spring, blade rotation angle is greatly differential, makes lockset be difficult to technical opening.
Shown in composition graphs 3-Figure 14: in the utility model, described key front end is provided with guide section 21, and guide section is little horn-like of outer imperial palace, and the angle 22 of guide section dual-side is greater than the angle 23 of spacing hole dual-side.Angle due to guide section dual-side is greater than the angle of spacing hole dual-side, and when key inserts, guide section front end elder generation and blade contact, blade rotates in the scope that spacing hole limits, and makes to insert the easy to operate of key.Avoid the inconvenience that other blade lock need swing when slotting key.Blade is sleeved in lock core shaft, does not affect key pull and push no matter be parked in any position at the scope intra vane limited
Shown in composition graphs 1, Fig. 2: in the utility model, be provided with the step 24 overlapping 9 inwalls with lock core and coordinate inside lock core head 8, lock core head is sleeved on the side of lock core cover by step.Said structure can make lock core head and lock core inner room relatively rotate reliably, makes tapered end work more reliable.
Shown in composition graphs 1, Figure 17: in the utility model, lock core overlaps 9 afterbodys and is provided with pin-and-hole 26, and lock core cover is connected by alignment pin 27 with lock core head, and lock core shaft is provided with and extends a built-in circle cotter way 28 for alignment pin; When spacer 6 exits blade locating slot, lock core head 8 and blade 3 can overlap 9 and dally by relative lock core.In keyless situation, insert lock core head keyhole with inserted sheet, because lock core head and blade can overlap and dally by relative lock core, brute force can be made cannot to open or damage tapered end, make tapered end theftproof performance very good.When destroying with drill bit, lock core can rotate together with drill bit, cannot bore out.
Shown in composition graphs 5-Figure 14: in the utility model, the locating slot 19 of described blade 3 is provided with for promoting the promotion face 29 moved outside spacer, promotes bread parantheses face or inclined-plane.The promotion face of employing adopts cambered surface or inclined-plane, and upon rotation of the blade, cambered surface or inclined-plane can promote spacer moves, and make the operation of extracting key lighter and handier.
As shown in figure 18: in the utility model, the cross section of described spacer 6 is "T"-shaped, and in described lock core cover, the locating slot 19 of at least one blade has rectangular-shaped flanging 25.It can prevent spacer to be strayed into locating slot, is beneficial to the reliability and size of key that improve tapered end work.
Shown in Figure 15, Figure 16: in the utility model, partition 13 is arranged between adjacent blades in described lock core cover 9, partition is provided with the location film trap 14 matched with spacer, and partition is provided with the through hole 15 mated with described lock core shaft, and partition lower end part is in the top of keyhole.Because partition is provided with the through hole mated with described lock core shaft, partition and lock core shaft's synchronous axial system, it can avoid producing friction between two adjacent blades, makes blade rotation more reliable, unblanks more laborsaving.
Above embodiment is only case of the present utility model, and any replacement done according to the utility model spirit is all interpreted as not departing from protection domain of the present utility model.
Claims (11)
1. a key for tapered end and cooperation thereof, be provided with lock core in the lock tube of tapered end, be provided with blade in lock core, lock core is provided with keyhole; Lock tube and lock core are provided with the location film trap matched, and be provided with spacer in the film trap of location, key band movable lock core rotates and unblanks; It is characterized in that: described lock core comprises: lock core head and lock core cover, lock core head is provided with keyhole, and lock core cover, in hollow cylindrical, lock core head medial axis is extended with lock core shaft, and lock core shaft is provided with the convex tendon controlling blade rotation angle; Some blades are provided with in described lock core cover, blade offers the spacing hole that can pass for lock core shaft and convex tendon, convex tendon drives blade rotary by spacing hole, rotate relative to lock core shaft in the scope that blade can limit at spacing hole, describedly be provided with tartar on the key, blade is provided with and drives the pushing part of rotating for key tooth flower, and tartar band moving vane rotates in lock core shaft; Blade outer rim is provided with the locating slot coordinated with spacer; When key inserts keyhole, tartar on the key promotes blade rotation, and the locating slot on blade is arranged in the state that can enter for spacer, and when lock outer edge flushes with lock core outer rim, key band movable lock core rotates unblanks; When lock outer edge does not flush with lock core outer rim, lock core is locked.
2. the key of tapered end according to claim 1 and cooperation thereof; It is characterized in that: described blade is provided with the key perforation of passing for key, the pushing part on described blade is projection in key perforation or groove, is provided with the curved groove tartar with described projection or groove fit on the key.
3. the key of tapered end according to claim 1 and cooperation thereof; It is characterized in that: described blade is without keyhole, and be provided with convex, the recessed tartar of differing heights on the key, the pushing part on described blade is the projection on blade, convex, recessed tartar promotes band of protrusions moving vane and rotates.
4. the key of tapered end according to claim 1 and cooperation thereof; It is characterized in that: described key front end is provided with guide section, guide section is the horn-like groove that outer imperial palace is little, and the angle of guide section dual-side is greater than the angle of spacing hole dual-side.
5. the key of tapered end according to claim 1 and cooperation thereof; It is characterized in that: be provided with the step overlapping inwall with lock core and coordinate inside described lock core head, lock core head is sleeved on the side of lock core cover by step.
6. the key of tapered end according to claim 1 and cooperation thereof; It is characterized in that: described lock core cover afterbody is provided with pin-and-hole, and lock core cover is connected by alignment pin with lock core head, described lock core shaft is provided with and extends a built-in circle cotter way for alignment pin; When spacer exits blade locating slot, lock core head and blade can overlap and dally by relative lock core.
7. the key of tapered end according to claim 1 and cooperation thereof; It is characterized in that: the locating slot of described blade is provided with for promoting the promotion face moved outside spacer, promoting bread parantheses face or inclined-plane.
8. the key of tapered end according to claim 1 and cooperation thereof; It is characterized in that: the cross section of described spacer is "T"-shaped, in described lock core cover, the locating slot of at least one blade has rectangular-shaped flanging.
9. the key of tapered end according to claim 1 and cooperation thereof, it is characterized in that: in described lock core cover, between adjacent blades, arrange partition, partition is provided with the location film trap matched with spacer, and partition is provided with the through hole mated with described lock core shaft, and partition lower end part is in the top of keyhole.
10. the key of tapered end according to claim 1 and cooperation thereof, is characterized in that: described lock core is two groups, and two groups of lock core connecting portions are provided with the shifting block for stirring lockset.
The key of 11. tapered ends as claimed in claim 1 and cooperation thereof, is characterized in that: described blade is provided with some pseudodonts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420360677.1U CN204081695U (en) | 2014-03-26 | 2014-07-01 | The key of tapered end and cooperation thereof |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420138996.8 | 2014-03-26 | ||
| CN201420138996 | 2014-03-26 | ||
| CN201420360677.1U CN204081695U (en) | 2014-03-26 | 2014-07-01 | The key of tapered end and cooperation thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204081695U true CN204081695U (en) | 2015-01-07 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420360677.1U Expired - Fee Related CN204081695U (en) | 2014-03-26 | 2014-07-01 | The key of tapered end and cooperation thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204081695U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104131743A (en) * | 2014-03-26 | 2014-11-05 | 浙江佳卫锁业有限公司 | Lock and key matched with same |
| CN104912394A (en) * | 2015-05-12 | 2015-09-16 | 徐明达 | Coding mechanism and key for clutch type lock |
| CN107905634A (en) * | 2017-12-20 | 2018-04-13 | 蔡正权 | Lock head with replaceable invisible blades and key for lock head |
| CN110512947A (en) * | 2019-09-24 | 2019-11-29 | 王小娟 | A kind of blade and the lockset with the blade, screen the device of the blade |
| CN110670955A (en) * | 2019-09-26 | 2020-01-10 | 彭拯和 | Inner core and unlocking tool of lock |
| CN112709499A (en) * | 2020-12-31 | 2021-04-27 | 舒有才 | Lock capable of preventing technical unlocking |
-
2014
- 2014-07-01 CN CN201420360677.1U patent/CN204081695U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104131743A (en) * | 2014-03-26 | 2014-11-05 | 浙江佳卫锁业有限公司 | Lock and key matched with same |
| CN104912394A (en) * | 2015-05-12 | 2015-09-16 | 徐明达 | Coding mechanism and key for clutch type lock |
| CN107905634A (en) * | 2017-12-20 | 2018-04-13 | 蔡正权 | Lock head with replaceable invisible blades and key for lock head |
| CN107905634B (en) * | 2017-12-20 | 2024-06-04 | 中山市海诗蔓五金有限公司 | Lock head with replaceable invisible blades and key for lock head |
| CN110512947A (en) * | 2019-09-24 | 2019-11-29 | 王小娟 | A kind of blade and the lockset with the blade, screen the device of the blade |
| CN110512947B (en) * | 2019-09-24 | 2024-05-10 | 广东大拇指海辉柜锁有限公司 | Blade and lockset with same, and device for screening blade |
| CN110670955A (en) * | 2019-09-26 | 2020-01-10 | 彭拯和 | Inner core and unlocking tool of lock |
| CN112709499A (en) * | 2020-12-31 | 2021-04-27 | 舒有才 | Lock capable of preventing technical unlocking |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150107 Termination date: 20170701 |
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| CF01 | Termination of patent right due to non-payment of annual fee |