CN115199144A - Double-row inserted sheet lock core lock head of double-layer lock core of opening tooth of key - Google Patents
Double-row inserted sheet lock core lock head of double-layer lock core of opening tooth of key Download PDFInfo
- Publication number
- CN115199144A CN115199144A CN202110381008.7A CN202110381008A CN115199144A CN 115199144 A CN115199144 A CN 115199144A CN 202110381008 A CN202110381008 A CN 202110381008A CN 115199144 A CN115199144 A CN 115199144A
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- lock cylinder
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- wall
- double
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- 239000004579 marble Substances 0.000 claims description 11
- 229910001297 Zn alloy Inorganic materials 0.000 claims description 3
- 239000000956 alloy Substances 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 210000003813 thumb Anatomy 0.000 abstract description 4
- 238000009434 installation Methods 0.000 abstract description 2
- 230000037431 insertion Effects 0.000 abstract 2
- 238000003780 insertion Methods 0.000 abstract 2
- 230000001681 protective effect Effects 0.000 description 6
- 230000000694 effects Effects 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- 230000002265 prevention Effects 0.000 description 2
- 208000006558 Dental Calculus Diseases 0.000 description 1
- 239000011324 bead Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
Images
Classifications
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B27/00—Cylinder locks or other locks with tumbler pins or balls that are set by pushing the key in
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B15/00—Other details of locks; Parts for engagement by bolts of fastening devices
- E05B15/04—Spring arrangements in locks
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B27/00—Cylinder locks or other locks with tumbler pins or balls that are set by pushing the key in
- E05B27/0003—Details
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B27/00—Cylinder locks or other locks with tumbler pins or balls that are set by pushing the key in
- E05B27/0003—Details
- E05B27/0014—Stators
-
- 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
- E05B15/04—Spring arrangements in locks
- E05B2015/0448—Units of springs; Two or more springs working together
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- Lock And Its Accessories (AREA)
Abstract
The invention discloses a double-row inserting piece lock cylinder lock head with a double-layer key-opening lock cylinder, which comprises a lock shell, wherein an outer lock cylinder is arranged at the top of the lock shell, a lock cylinder outer sleeve is arranged on one side of the outer wall of the outer lock cylinder, an inner lock cylinder is arranged on the inner wall of the outer lock cylinder, and a lock hole is formed in the central axis of the inner wall of the inner lock cylinder. According to the invention, different first return springs, ejector balls, positioning clamping blocks, second return springs and inner ejector pins are arranged in the plurality of first spring grooves and the plurality of second spring grooves to be combined, so that parts in the plurality of first spring grooves and the plurality of second spring grooves are staggered, the first insertion pieces and the second insertion pieces are combined in opposite directions and then are sleeved into the lock hole to be matched with the first card groove and the second card groove, the inner lock cylinder is screwed into the outer lock cylinder, one end of the outer lock cylinder is connected with the lock cylinder outer sleeve in a screwed mode, and then the thumb wheel is matched with the rotating shaft in a clamped mode and then is placed into the groove hole, so that the production cost is reduced, the installation is convenient and rapid, and the internal parts are not easy to fall off or separate.
Description
Technical Field
The invention relates to the technical field of door locks, in particular to a double-row inserted piece lock core lock head with a double-layer key-opening lock core.
Background
The lock core adopts multiple anti-theft technologies, multiple special-shaped anti-pulling marbles prevent technical opening, and the lock core has high safety performance of preventing technical opening by matching with unique structural design of the marbles and the blades. The lock core is internally provided with a precise number marble and a special-shaped marble structure, and the number marble and the special-shaped marble can be automatically locked under the condition that the number marble and the special-shaped marble are required to be simultaneously pulled when the technology is started, so that the technology is started without work. The lock core adopts multiple combination of various special-shaped marbles, and billions of key numbers can be programmed at most, so that the zero mutual opening (one thousand and six millionths) of the region is realized. The lock core is additionally provided with the lateral internal pressure type side column bayonet lock device, the violent twisting prevention capacity is greatly improved, the lock core comprises a lock core body and a key, six inserting pieces are installed on the lock core body, and the key is in a Z shape.
The existing lock core has relatively poor anti-theft effect, can be forcibly opened by a non-original key or other tools, has high mutual opening rate, is easy to damage, has various phenomena of parts and complex processing technology, thereby increasing the cost and reducing the production efficiency.
Therefore, the invention provides a lock head with a double-row insert lock cylinder of a key double-layer tooth-opening lock cylinder to solve the problems.
Disclosure of Invention
The invention aims to provide a double-row inserting piece lock core lock head of a double-layer tooth opening lock core of a key, which solves the defects in the prior art by arranging different first return springs, ejector balls, positioning clamping blocks, second return springs and inner ejector balls in a plurality of first spring grooves and second spring grooves for combination, combining the first inserting pieces and the second inserting pieces in opposite directions and then sleeving the first inserting pieces and the second inserting pieces into a lock hole to be matched with a first card slot and a second card slot.
In order to achieve the above purpose, the invention provides the following technical scheme: a double-row inserted-piece lock cylinder lock head with a double-layer key-opening lock cylinder comprises a lock shell, wherein an outer lock cylinder is arranged at the top of the lock shell, a lock core outer sleeve is arranged on one side of the outer wall of the outer lock core, an inner lock core is arranged on the inner wall of the outer lock core, a lock hole is arranged on the central axis of the inner wall of the inner lock core, a protective groove is arranged on one side of the outer wall of the lock hole, a limit ring is sleeved on one side of the outer wall of the outer lock cylinder close to the protective groove, a rotating shaft is arranged on one side of the inner wall of the inner lock cylinder, a first spring groove is arranged on one side of the inner wall of the inner lock cylinder, the number of the first spring grooves is set to be a plurality, the first spring grooves are evenly distributed on one side of the inner wall of the inner lock core, a first card slot is arranged on one side of the outer wall of the first spring slot, a second spring slot is arranged on one side of the inner wall of the inner lock core far away from the first spring slot, the number of the second spring grooves corresponds to the number of the first spring grooves, one side of the outer wall of each second spring groove is provided with a second card groove, one first spring groove is internally provided with a first return spring, the top of the first return spring is provided with a top ball, the bottom of the first return spring is provided with a positioning and clamping block, the inner part of one second spring groove is provided with a second return spring, an inner ejection marble is arranged at the top of the second return spring, a first inserting piece is arranged on one side of the inner wall of the lock hole, a second inserting piece is arranged on one side of the outer wall of the first inserting piece, a first clamping groove is formed in the central axis of the top of the first inserting piece, a second clamping groove is arranged on the central axis of the bottom of the second inserting piece, the cross sections of the first clamping groove and the second clamping groove are both arc-shaped, first inserted sheet and second inserted sheet inner wall one side all are equipped with spacing lug, first inserted sheet and second inserted sheet outer wall one side all are equipped with the location lug, location lug bottom is equipped with the location tooth.
Preferably, the first spring groove and the second spring groove are symmetrically arranged around the central axis of the lock hole, and the cross sections of the first spring groove and the second spring groove are both arc-shaped.
Preferably, the first spring slot corresponds to the second spring slot, and the first card slot and the second card slot are respectively located on two sides of the outer wall of the lock hole.
Preferably, the quantity of first inserted sheet and second inserted sheet is all established to a plurality ofly, first inserted sheet and second inserted sheet all with first card groove and second card groove phase-match.
Preferably, the cross section of the bottom of the positioning tooth is arc-shaped, and the positioning lug is respectively matched with the first spring groove and the second spring groove.
Preferably, one side of the inner wall of the lock shell is provided with a fixed screw hole, the other side of the inner wall of the lock shell is provided with a slotted hole, and a shifting wheel is arranged in the slotted hole.
Preferably, one side of the outer wall of the thumb wheel is movably clamped with the rotating shaft, and the inner lock cylinder is made of a four-in-one zinc alloy material.
Preferably, the inner lock cylinder is matched with the outer lock cylinder, the number of the protection grooves is two, and the two protection grooves are symmetrically arranged around the central axis of the lock hole.
In the technical scheme, the invention has the following technical effects and advantages:
1. different first reset springs are placed in the plurality of first spring grooves and the plurality of second spring grooves, the ejection balls, the positioning clamping blocks and the second reset springs are combined with the inner ejection balls, so that parts in the plurality of first spring grooves and the plurality of second spring grooves are staggered, the first inserting sheets and the second inserting sheets are combined in opposite directions and then sleeved into the lock hole, the first card groove and the second card groove, the first inserting sheets and the second inserting sheets are matched with the first card groove and the second card groove, the inner lock cylinder is screwed into the outer lock cylinder, one end of the outer lock cylinder is connected with the lock cylinder outer sleeve and screwed, the shifting wheel is connected with the rotating shaft in a matched and clamped mode and then placed into the groove hole, the outer lock cylinder, the inner lock cylinder and the lock cylinder outer sleeve can be conveniently assembled, production cost is reduced, installation is convenient and rapid, and internal parts are not prone to falling or separating.
2. Through the location tooth of location lug bottom and top pearl and interior top marble counterbalance, during extrusion first reset spring and second reset spring, when the tartar coincided with the spacing lug number in first inserted sheet and the second inserted sheet on the key (decode successfully promptly), interior lock core can realize rotating under the exogenic action, lock core and pivot rotate together in driving, open the lock, the design is opened by force to violence prevention also has been carried out to guard slot and first inserted sheet and second inserted sheet integrated configuration, effectively prevent that violence from opening by force, the security has been improved.
Drawings
In order to more clearly illustrate the embodiments of the present application or technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings can be obtained by those skilled in the art according to the drawings.
FIG. 1 is a cross-sectional view of the overall construction of the present invention;
FIG. 2 is a schematic view of the overall structure of the present invention;
FIG. 3 is an internal block diagram of the present invention;
FIG. 4 is a sectional view of the internal structure of the internal lock cylinder of the present invention;
FIG. 5 is a schematic view of the first and second inserts of the present invention;
FIG. 6 is a schematic view of a connection structure of a first insert and a second insert of the present invention;
FIG. 7 is an enlarged view of the structure of FIG. 1A according to the present invention.
Description of reference numerals:
1. a lock case; 2. an outer lock cylinder; 3. a lock core outer sleeve; 4. an inner lock cylinder; 5. a lock hole; 6. a protective bath; 7. a limiting ring; 8. a rotating shaft; 9. a first spring groove; 10. a first card slot; 11. a second spring groove; 12. a second card slot; 13. a first return spring; 14. a top bead; 15. positioning the clamping block; 16. a second return spring; 17. inner top marble; 18. a first tab; 19. a second insert; 20. a first card slot; 21. a second card slot; 22. a limiting bump; 23. positioning the bump; 24. positioning teeth; 25. fixing screw holes; 26. a slot; 27. a thumb wheel.
Detailed Description
In order to make the technical solutions of the present invention better understood, those skilled in the art will now describe the present invention in further detail with reference to the accompanying drawings.
The invention provides a double-row inserted lock core lock with a double-layer key-opening lock core as shown in figures 1-7, which comprises a lock shell 1, wherein the top of the lock shell 1 is provided with an outer lock core 2, one side of the outer wall of the outer lock core 2 is provided with a lock core outer sleeve 3, the inner wall of the outer lock core 2 is provided with an inner lock core 4, the central axis of the inner wall of the inner lock core 4 is provided with a lock hole 5, one side of the outer wall of the lock hole 5 is provided with a protective groove 6, one side of the outer wall of the outer lock core 2, which is close to the protective groove 6, is sleeved with a limiting ring 7, one side of the inner wall of the inner lock core 4 is provided with a rotating shaft 8, one side of the inner wall of the inner lock core 4 is provided with a first spring groove 9, the number of the first spring grooves 9 is multiple, the first spring grooves 9 are evenly distributed on one side of the inner wall of the inner lock core 4, one side of the outer wall of the first spring grooves 9 is provided with a first card groove 10, and one side of the inner wall of the inner lock core 4 is provided with a second spring groove 11, the number of the second spring grooves 11 corresponds to the number of the first spring grooves 9, one side of the outer wall of each second spring groove 11 is provided with a second card groove 12, one first spring groove 9 is internally provided with a first return spring 13, the top of the first return spring 13 is provided with a top ball 14, the bottom of the first return spring 13 is provided with a positioning clamping block 15, the other second spring groove 11 is internally provided with a second return spring 16, the top of the second return spring 16 is provided with an inner top marble 17, one side of the inner wall of the lock hole 5 is provided with a first inserting sheet 18, one side of the outer wall of the first inserting sheet 18 is provided with a second inserting sheet 19, the central axis of the top of the first inserting sheet 18 is provided with a first card groove 20, the central axis of the bottom of the second inserting sheet 19 is provided with a second card groove 21, the cross-sectional shapes of the first card groove 20 and the second card groove 21 are both arc-shaped, first inserted sheet 18 and 19 inner wall one sides of second inserted sheet all are equipped with spacing lug 22, first inserted sheet 18 and 19 outer wall one sides of second inserted sheet all are equipped with location lug 23, location lug 23 bottom is equipped with location tooth 24.
Furthermore, in the above technical scheme, the first spring groove 9 and the second spring groove 11 are symmetrically arranged about the central axis of the lock hole 5, and the cross-sectional shapes of the first spring groove 9 and the second spring groove 11 are both arc-shaped, so that different first return springs 13, ejector balls 14, positioning clamping blocks 15 and inner ejector pins 17 can be conveniently placed in the first spring groove 9 and the second spring groove 11, and safety is ensured by preventing misoperation.
Furthermore, in the above technical scheme, it is corresponding between first spring slot 9 and the second spring slot 11, first card slot 10 is located lockhole 5 outer wall both sides respectively with second card slot 12, and the location lug 23 of first inserted sheet 18 and the 19 outer walls of second inserted sheet is located first spring slot 9 and the 11 tops of second spring slot and matches with it, effectively prevents that violence from opening by force, has improved the security.
Further, in above-mentioned technical scheme, the quantity of first inserted sheet 18 and second inserted sheet 19 all sets up to a plurality ofly, first inserted sheet 18 and second inserted sheet 19 all match with first card groove 10 and second card groove 12.
Furthermore, in the above technical solution, the cross-sectional shape of the bottom of the positioning tooth 24 is set to be arc, and the positioning protrusion 23 is respectively matched with the first spring groove 9 and the second spring groove 11, so that the positioning tooth 24 at the bottom of the positioning protrusion 23 is abutted against the top ball 14 and the inner top ball 17, thereby effectively reducing the mutual opening rate.
Furthermore, in the above technical solution, one side of the inner wall of the lock case 1 is provided with a fixed screw hole 25, the other side of the inner wall of the lock case 1 is provided with a slot hole 26, a dial wheel 27 is arranged inside the slot hole 26, and the rotating shaft 8 is matched with the dial wheel 27 to limit the rotating stroke of the inner lock cylinder 4, so as to prevent the occurrence of misoperation and ensure the safety.
Further, in the above technical scheme, thumb wheel 27 outer wall one side and 8 movable joint of pivot, interior lock core 4 is made by four unification zinc alloy materials for interior lock core 4 can be better switch between two states of opening and closing, convenient and fast.
Further, in above-mentioned technical scheme, interior lock core 4 and outer lock core 2 phase-match, the quantity of guard trough 6 sets up to two, two guard trough 6 is located the symmetry and is set up about 5 axis of lockhole, prevents that violence from opening by force, improves the theftproof effect.
This practical theory of operation:
referring to the attached drawings 1-7 of the specification, when the door lock is specifically installed, after the positioning and clamping block 15 is placed in the first spring groove 9 on one side of the inner wall of the inner lock cylinder 4, the first return spring 13 is placed at the top of the positioning and clamping block 15, the top ball 14 is placed at the top of the first return spring 13, the second return spring 16 is placed in the second spring groove 11 on one side of the inner wall of the inner lock cylinder 4, the inner top ball 17 is placed at the top of the second return spring 16, different first return springs 13, top balls 14, positioning and clamping blocks 15, second return springs 16 and inner top balls 17 are placed in the first spring grooves 9 and the second spring grooves 11, so that parts in the first spring grooves 9 and the second spring grooves 11 are staggered, the first inserting pieces 18 and the second inserting pieces 19 are combined in opposite directions, and then the lock hole 5 is matched with the first card groove 10 and the second card groove 12, the first inserting piece 18 and the second inserting piece 19 are matched with the first card slot 10 and the second card slot 12, the positioning convex block 23 on the outer wall of the first inserting piece 18 and the second inserting piece 19 is positioned at the top of the first spring slot 9 and the second spring slot 11 and is matched with the first spring slot 9 and the second spring slot 11, the positioning tooth 24 at the bottom of the positioning convex block 23 is abutted against the ejecting ball 14 and the inner ejecting ball 17 to extrude the first return spring 13 and the second return spring 16, then the total length of the lockset is adjusted according to the thickness of the door, the inner lock core 4 is firstly screwed into the outer lock core 2, one end of the outer lock core 2 is connected and screwed with the lock core outer sleeve 3, then the poking wheel 27 is matched and clamped with the rotating shaft 8 and then put into the slotted hole 26, the assembly of the lockset can be completed, and finally the lockset is installed into the door, the arrangement mode of the structure can facilitate the assembly between the outer lock core 2, the inner lock core 4 and the lock core outer sleeve 3, and first spring groove 9, second spring groove 11 and first card groove 10 and second card groove 12 can conveniently lie in and carry out processing on the lock core to reduction in production cost, and simple to operate is swift, and inside spare part is difficult for dropping or breaking away from.
Referring to the attached drawings 1-7 in the specification, when a key is completely inserted into a lock hole 5 in an inner lock cylinder 4, a positioning tooth 24 at the bottom of a positioning lug 23 abuts against a top ball 14 and an inner top ball 17 to extrude a first return spring 13 and a second return spring 16, and when teeth on the key coincide with the number of limiting lugs 22 in a first insert 18 and a second insert 19 (namely decoding is successful), the inner lock cylinder 4 can rotate under the action of external force, at the moment, the front end of the key abuts against a rotating shaft 8, the key can drive the inner lock cylinder 4 and the rotating shaft 8 to rotate together, when the rotating shaft 8 rotates to be aligned with a dial wheel 27, a door lock is opened, and meanwhile, the rotating shaft 8 cooperates with the dial wheel 27 to limit the rotating stroke of the inner lock cylinder 4, so that the inner lock cylinder 4 can be better switched between an opening state and a closing state, the occurrence of misoperation is prevented, the safety is ensured, the mutual opening rate is effectively reduced, the anti-theft effect is very obvious, and in addition, the combined structure of a protective groove 6 and a first insert 18 and a second insert 19 is also designed to effectively prevent violent opening, and prevent violent opening.
While certain exemplary embodiments of the present invention have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that the described embodiments may be modified in various different ways without departing from the spirit and scope of the invention. Accordingly, the drawings and description are illustrative in nature and should not be construed as limiting the scope of the invention.
Claims (8)
1. The utility model provides a double inserted sheet lock core tapered end of tooth lock core is opened to key bilayer, includes lock shell (1), its characterized in that: the lock is characterized in that an outer lock cylinder (2) is arranged at the top of the lock shell (1), a lock cylinder outer sleeve (3) is arranged on one side of the outer lock cylinder (2) outer wall, an inner lock cylinder (4) is arranged on the inner wall of the inner lock cylinder (4) along the central axis, a lock hole (5) is formed in one side of the outer wall of the lock hole (5), a protection groove (6) is formed in one side of the outer lock cylinder (2) outer wall close to the protection groove (6), a limiting ring (7) is sleeved on one side of the inner wall of the inner lock cylinder (4), a rotating shaft (8) is arranged on one side of the inner wall of the inner lock cylinder (4), a first spring groove (9) is formed in one side of the inner wall of the inner lock cylinder (4), a plurality of first spring grooves (9) are uniformly distributed on one side of the inner wall of the inner lock cylinder (4), a first card groove (10) is formed in one side of the outer wall of the first spring groove (9), a second spring groove (11) is formed in one side of the inner wall of the inner lock cylinder (4) far from the first spring groove (9), a second spring groove (11) is formed in one side, a second spring groove (13) is formed in one side of the second spring groove (11), a first spring groove (13) is arranged in one side, a second spring groove (13) is arranged in one side of the second spring groove (13) and a second spring groove (13) is arranged in the spring groove (13) which the spring groove (13) is arranged in the top, first reset spring (13) bottom is equipped with location chucking piece (15), one second spring groove (11) inside is equipped with second reset spring (16), second reset spring (16) top is equipped with interior top marble (17), lockhole (5) inner wall one side is equipped with first inserted sheet (18), first inserted sheet (18) outer wall one side is equipped with second inserted sheet (19), first draw-in groove (20) have been seted up to first inserted sheet (18) top axis department, second draw-in groove (21) have been seted up to second inserted sheet (19) bottom axis department, first draw-in groove (20) all establish to the arc with second draw-in groove (21) cross sectional shape, first inserted sheet (18) all are equipped with spacing lug (22) with second inserted sheet (19) inner wall one side, first inserted sheet (18) all are equipped with location lug (23) with second inserted sheet (19) outer wall one side, location lug (23) bottom is equipped with location tooth (24).
2. The double-row inserting piece lock cylinder lock head of the double-layer key-opening lock cylinder according to claim 1, characterized in that: first spring groove (9) and second spring groove (11) are located the symmetry about lockhole (5) axis and set up, first spring groove (9) and second spring groove (11) cross sectional shape all set up to the arc.
3. The double-row inserting piece lock cylinder lock head of the double-layer key-opening lock cylinder according to claim 1, characterized in that: the first spring groove (9) and the second spring groove (11) correspond to each other, and the first card groove (10) and the second card groove (12) are respectively positioned on two sides of the outer wall of the lock hole (5).
4. The double-row inserting piece lock cylinder lock head of the double-layer key-opening lock cylinder according to claim 1, characterized in that: the quantity of first inserted sheet (18) and second inserted sheet (19) all establishes to a plurality ofly, first inserted sheet (18) and second inserted sheet (19) all with first card groove (10) and second card groove (12) phase-match.
5. The double-row inserting piece lock cylinder lock head of the double-layer key-opening lock cylinder according to claim 1, characterized in that: the cross section of the bottom of the positioning tooth (24) is arc-shaped, and the positioning lug (23) is respectively matched with the first spring groove (9) and the second spring groove (11).
6. The double-row inserting piece lock cylinder lock head of the double-layer key-opening lock cylinder according to claim 1, characterized in that: the lock is characterized in that one side of the inner wall of the lock shell (1) is provided with a fixing screw hole (25), the other side of the inner wall of the lock shell (1) is provided with a slotted hole (26), and a shifting wheel (27) is arranged in the slotted hole (26).
7. The double-row inserting piece lock cylinder lock head of the double-layer key-opening lock cylinder as claimed in claim 6, characterized in that: one side of the outer wall of the shifting wheel (27) is movably clamped with the rotating shaft (8), and the inner lock cylinder (4) is made of a four-in-one zinc alloy material.
8. The double-row inserting piece lock cylinder lock head of the double-layer key-opening lock cylinder according to claim 1, characterized in that: interior lock core (4) and outer lock core (2) phase-match, the quantity of protecting groove (6) sets up to two, two protecting groove (6) are located the symmetry setting about lockhole (5) axis.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110381008.7A CN115199144A (en) | 2021-04-09 | 2021-04-09 | Double-row inserted sheet lock core lock head of double-layer lock core of opening tooth of key |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110381008.7A CN115199144A (en) | 2021-04-09 | 2021-04-09 | Double-row inserted sheet lock core lock head of double-layer lock core of opening tooth of key |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115199144A true CN115199144A (en) | 2022-10-18 |
Family
ID=83570309
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110381008.7A Pending CN115199144A (en) | 2021-04-09 | 2021-04-09 | Double-row inserted sheet lock core lock head of double-layer lock core of opening tooth of key |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115199144A (en) |
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| CN209308562U (en) * | 2018-08-10 | 2019-08-27 | 瑞安市祥荣汽车配件有限公司 | A kind of security protection double-row blades lock core |
| WO2021031845A1 (en) * | 2019-08-21 | 2021-02-25 | 珠海优特物联科技有限公司 | Lock cylinder and unlocking key |
-
2021
- 2021-04-09 CN CN202110381008.7A patent/CN115199144A/en active Pending
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|---|---|---|---|---|
| KR200241522Y1 (en) * | 2001-02-07 | 2001-09-25 | 문한영 | Cylindrical key lock with one pair of moving pieces |
| EP1950365A1 (en) * | 2007-01-23 | 2008-07-30 | Porter Lock Co. Ltd. | Lock core structure |
| DE102008032303A1 (en) * | 2008-07-09 | 2010-01-14 | Volkswagen Ag | Locking cylinder has locking cylinder rotor rotably arranged in clasp housing, and key is correspondly provided with defined cam track longitudinal profile |
| CN202559869U (en) * | 2011-12-20 | 2012-11-28 | 聂红卫 | Novel antitheft blade lock |
| CN202899800U (en) * | 2012-10-09 | 2013-04-24 | 卢华升 | Torsion-proof blade lock head |
| CN203201276U (en) * | 2013-04-13 | 2013-09-18 | 温州安众锁业科技有限公司 | Instant-unlocking anti-burglary blade lock |
| CN204040654U (en) * | 2014-09-09 | 2014-12-24 | 王腊梅 | A kind of novel anti-theft side column lock |
| CN206190031U (en) * | 2016-11-17 | 2017-05-24 | 浙江钛星电子科技有限公司 | Double crank slot lock core of three internal tooths |
| CN209308562U (en) * | 2018-08-10 | 2019-08-27 | 瑞安市祥荣汽车配件有限公司 | A kind of security protection double-row blades lock core |
| WO2021031845A1 (en) * | 2019-08-21 | 2021-02-25 | 珠海优特物联科技有限公司 | Lock cylinder and unlocking key |
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Address after: No. 2 Fucheng Road, Baotian Baosan Village, Tangxia Town, Rui'an City, Wenzhou City, Zhejiang Province, 325200 Applicant after: Wenzhou Zelin Automotive Parts Co.,Ltd. Address before: No. 46, Yingxing Road, Gaoying Village, Baotian, Tangxia Town, Rui'an City, Wenzhou City, Zhejiang Province 325200 Applicant before: RUI'AN XIANGRONG AUTO PARTS Co.,Ltd. |
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