CN103114765A - Shielding anti-theft lock and key thereof - Google Patents
Shielding anti-theft lock and key thereof Download PDFInfo
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- CN103114765A CN103114765A CN2013100640893A CN201310064089A CN103114765A CN 103114765 A CN103114765 A CN 103114765A CN 2013100640893 A CN2013100640893 A CN 2013100640893A CN 201310064089 A CN201310064089 A CN 201310064089A CN 103114765 A CN103114765 A CN 103114765A
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- 239000004579 marble Substances 0.000 claims abstract description 94
- 208000006558 Dental Calculus Diseases 0.000 claims abstract description 14
- 239000008188 pellet Substances 0.000 claims description 38
- 238000000926 separation method Methods 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 2
- 230000003044 adaptive effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
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Abstract
The invention discloses a shielding anti-theft lock and a key thereof. The anti-theft lock comprises a lock body, a lock cylinder and a key. A U-shaped groove is reserved along an axis of the surface of the lock cylinder, a lock cylinder cover is sleeved on the outer surface of the lock cylinder, at least two rows of ball holes are radially arranged on the surface of the lock cylinder cover, each row of ball holes comprises at least one ball hole, balls are arranged in each ball hole, and a limited block, used for limiting a rotary angle of the lock cylinder, is arranged in the lock cylinder cover; the lock cylinder cover can be sleeved in the lock body, one end of the lock body is closed and provided with a inserting hole; the ball holes, the balls and springs, radially arranged on the surface of the lock body, match with the ball holes of the lock cylinder cover. The key comprises a key handle, a key neck and an unlocking portion. Key tartars are arranged on two sides of the unlocking portion and a grooving is arranged in the middle of the unlocking portion. In the anti-theft lock, the lock cylinder is separated from the lock cylinder cover, processing difficulty is reduced, and shielding capacity of the lock cylinder is improved; a separation blade is arranged in the lock cylinder cover so that technically unlocking from the inserting hole to the marble of the lock cylinder cover by needle-typed tools is prevented, and anti-theft lock safety is enhanced.
Description
Technical field
The present invention relates to a kind of lockset, particularly a kind of protected type theftproof lock and key thereof.
Background technology
Existing various mechanical anti-theft locks are generally in the marble hole of tapered end, lock core, cylinder-shaped marble to be housed, the key tooth flower of adaptive corresponding different length pellet again, height difference by key tooth flower moves up and down corresponding pellet, misplace artificially and reset, rotational lock core is to reach the purpose of opening and closing lock.The advantages such as this type of tapered end has simple in structure, and mutual opening rate is low, easy to install, but the overwhelming majority exists that lock core exposes, the key hole slot is bigger than normal, is easily utilized the defective of technological means pirate of the open by the lawless person.
China Patent No. is 02223560.4 to disclose a kind of protected type antitheft tapered end and key thereof, as shown in Fig. 1-4, this lock core 02 shielding is in tapered end 01, what communicate with the external world on tapered end 1 end face only has " 1 " font key socket 03, tapered end 01 surrounding is drilled with orthogonal four rows of axial line (the Kong Weiyi row on same longitudinal section) marble hole 04, and every row has five of marble holes; It is that " 1 " font, longitudinal section are the key hole slot 05 of fork-shaped that there is notch in lock core 02 central authorities, and there is antitheft dividing plate 06 at the prong place, is positioned on the core body of key groove hole above and below to be drilled with respectively position and the pitch-row marble hole 07 corresponding with marble hole 04; Spring and pellet (not shown) are housed in marble hole 04, only shoot sub-(not shown) in marble hole 07, wherein have the length sum of one group of interior pellet of marble hole 04 and marble hole 07 interior pellet at least greater than the length of marble hole 04; With the supporting key that is provided with of tapered end 01, key is comprised of handle 08 and fork-shaped gear piece 010, and recessed key neck 09 is arranged between the two.
Although this tapered end 01 shields lock core 02 to a certain extent, increased safety, but locking at lock core 02 still has two row's marble holes 04 parallel with key socket 03 when putting in place, cause lock core 02 opening outside being exposed to larger, lock core 02 is carried out the larger possibility of technology unlocking by key hole slot 05 or existence, safety also can not get sufficient assurance.
Summary of the invention
The object of the invention is to overcome the defects of the existing safety deficiency of protected type theftproof lock in prior art, a kind of protected type theftproof lock and key thereof are provided, this theftproof lock can shield lock core greatly, greatly strengthens the safety of theftproof lock.
In order to realize the foregoing invention purpose, the invention provides following technical scheme:
A kind of protected type theftproof lock and key thereof, comprise lock body, lock core, key, described plug face is provided with U-shaped groove along the axle center, described lock core external surface is set with the lock core cover, described lock core cover surface radially is provided with at least two row's marble holes, described every row's marble hole comprises at least one marble hole, is provided with pellet in described each marble hole, is provided with the limited block that can limit described lock core rotational angle in described lock core cover; Described lock core cover can be sleeved in described lock body, and described lock body one end seals and be provided with jack, and described surface of lock body radially is provided with marble hole and described lock core, and to overlap the above marble hole corresponding, is provided with pellet and spring in the marble hole of described surface of lock body; Described key comprises key handle, key neck and the section of unblanking, and describedly unblanks that the section both sides are provided with tartar, the centre is provided with grooving, and the described section of unblanking can cooperatively interact with described jack, U-lag, and described tartar can match with the pellet that described lock core puts.
Preferably, described every row's marble hole of described surface of lock body forms the angle greater than 0 ° respectively and between described jack.
Every row's marble hole of surface of lock body and form angle greater than 0 ° between the jack of lock body end, namely both not at grade, lock when putting in place at this theftproof lock, every row's marble hole that every row's marble hole of surface of lock body and lock core put is not positioned at U-shaped groove, pellet in pellet in the surface of lock body marble hole and the surperficial marble hole of lock core cover can not be carried out technology by crotch, draw point etc. and open, strengthen the shielding of lock body to lock core, lock core cover.
Preferably, each marble hole position, described lock core cover surface radially is provided with deep-slotted chip breaker, described deep-slotted chip breaker width is less than described marble hole diameter, be provided with catch in described deep-slotted chip breaker, between the pellet and described lock core of described catch in described marble hole, be provided with to recessed platform in the described plug face that is positioned at described U-lag position.
Deep-slotted chip breaker is set being positioned at lock core cover surface, in putting marble hole, lock core places catch between pellet and lock core, plug face arrange to recessed platform, unblank section with can exposed portions serve surpass its platform after U-lag coordinates, when the section of unblanking rotated over against marble hole, the tartar of its section side of unblanking contacted cooperation with catch, reached the purpose of unblanking, and catch can also prevent that the sharp instruments such as crotch contact pellet from causing the technology unlocking that unplugs pellet, strengthens the safety of this theftproof lock.
Preferably, described lock core cover surface comprises two row's marble holes, and described two row's marble hole positions are in same plane, and described surface of lock body is provided with equally two row's marble holes and arranges marble holes with two of described lock core cover surface and match.
Preferably, described two row's marble holes of described surface of lock body are mutually vertical with described jack.
Preferably, difference Heterogeneous Permutation between described two row's marble holes of described surface of lock body.
Heterogeneous Permutation has increased the complexity that the surface of lock body marble hole distributes, and has also increased the complexity of key unlocking section simultaneously, the safety that has improved this theftproof lock.
Preferably, be equally spaced between adjacent two the described marble holes of every row of described surface of lock body.
Preferably, be shoulder hole in described lock core cover, described lock core comprises lock core termination and lock core body, described lock core termination, lock core body match with the shoulder hole that described lock core overlaps, and described lock core termination end face overlaps end face with described lock core and overlaps.
Preferably, described U-lag is divided into lock core body one, lock core body two with described lock core body, and described lock core body one length is greater than described lock core body two, and described limited block radially is arranged at the inwall of shoulder hole in described lock core cover, and can limit described lock core body one rotational angle.
Preferably, wherein row's marble hole position on described limited block and described lock core cover surface is in same level.
Enter the U-lag of lock core at key after, rotate the rotation of key band movable lock core, when lock core rotates to an angle when running into limited block, just in time the tartar of key unlocking section side is over against the marble hole on lock core cover surface, tartar can be realized release with the catch in its marble hole and pellet cooperation, and then key band movable lock core and the rotation together of lock core cover, realize release or lock.
Compared with prior art, beneficial effect of the present invention:
A kind of protected type theftproof lock of the present invention and key thereof comprise lock body, lock core and lock core cover, with the every row's marble hole on lock body be designed to lock body on the jack certain angle that staggers, strengthened the shielding of lock core; And lock core and lock core cover are separated, reduced difficulty of processing, put at lock core and be provided with catch pellet and lock core that lock core puts are kept apart, can stop the pellet that from jack, lock core is put with needle tool to unplug and reach the purpose of unblanking, further strengthened the safety of lock.
Description of drawings:
Fig. 1 is existing protected type antitheft tapered end front view;
Fig. 2 is the existing left pseudosection of protected type antitheft tapered end (pellet and spring do not omit and draw);
Fig. 3 is that the A of Fig. 2 is not to view (drawing pellet and spring);
Fig. 4 is existing key front view.
Fig. 5 is the explosive view of a kind of protected type theftproof lock of the present invention and key thereof;
Fig. 6 is the structural representation after the assembling of a kind of protected type theftproof lock of the present invention is completed;
Fig. 7 is the left view of Fig. 6;
Fig. 8 is the A-A sectional view in Fig. 7;
Fig. 9 is the B-B sectional view in Fig. 7;
Figure 10 is lock body of the present invention vertical section schematic diagram;
Figure 11 is lock core structure schematic diagram of the present invention;
Figure 12 is the bottom upward view in Figure 10;
Figure 13 is that lock core of the present invention overlaps the vertical section schematic diagram;
Figure 14 is Key structure schematic diagram of the present invention.
Mark in figure:
01, tapered end, 02, lock core, 03, the key socket, 04, marble hole, 05, the key hole slot, 06, antitheft dividing plate, 07, marble hole, 08, handle, 09, the key neck, 010, the fork-shaped gear piece;
1, lock body, 101, the lock body inner chamber, 102, jack, 103, marble hole, 2, lock core, 201, lock core body one, 202, lock core body two, 203, lock core termination, 204, U-shaped groove, 205, dividing plate, 206, platform, 3, the lock core cover, 301, shoulder hole, 302, marble hole, 303, deep-slotted chip breaker, 304, limited block, 4, key, 401, handle, 402, key neck, 403, the section of unblanking, 404, tartar, 405, grooving, 5, pellet, 6, catch, 7, pellet, 8, spring.
The specific embodiment
The present invention is described in further detail below in conjunction with test example and the specific embodiment.But this should be interpreted as that the scope of the above-mentioned theme of the present invention only limits to following embodiment, all technology that realizes based on content of the present invention all belong to scope of the present invention.
As shown in Fig. 5-14, a kind of protected type theftproof lock and key thereof, comprise lock body 1, lock core 2, key 4, described lock core 2 surfaces are provided with U-shaped groove 204 along the axle center, described lock core 2 external surfaces are set with lock core cover 3, and described lock core overlaps 3 surfaces and radially is provided with at least two row's marble holes 302, and described every row's marble hole 302 comprises at least one marble hole 302, be provided with pellet 5 in described each marble hole 302, be provided with the limited block 304 that can limit described lock core 2 rotational angles in described lock core cover 3; Described lock body 1 one ends seal and are provided with jack 102, the other end is open slot, lock body inner chamber 101 is set with lock core cover 3, and it is corresponding with described lock core cover 3 the above marble hole 302 that described lock body 1 radial surface is provided with marble hole 103, is provided with pellet 7 and spring 8 in the marble hole 103 on described lock body 1 surface; Described key 4 comprises key handle 401, key neck 402 and the section 403 of unblanking, describedly unblank that section 403 both sides are provided with tartar 404, the centre is provided with grooving 405, the described section 403 of unblanking can cooperatively interact with described jack 102, U-lag 204, and described tartar 404 can match with the pellet 5 on described lock core cover 3.
Every row's marble hole 103 on above-mentioned lock body 1 surface and form angle greater than 0 ° between the jack 102 of lock body 1 end wherein, namely both not at grade, lock when putting in place at this theftproof lock, every row's marble hole 302 on every row's marble hole 103 on lock body 1 surface and lock core cover 3 is not positioned at U-shaped groove 204, pellets 5 in pellet 7 in the surperficial marble hole of lock body 1 103 and the surperficial marble hole 302 of lock core cover can not be carried out technology by crotch, draw point etc. and open, strengthen the shielding of 1 pair of lock core 2 of lock body, lock core cover 3.In the embodiment of the present invention, lock body 1 and lock core 2 have all adopted two row's marble holes (103,302), two row's marble holes (103,302) are corresponding and arrange on a plane, simultaneously every row's marble hole (103,302) comprises five equidistant, as to be equal to diameter marble holes (103,302), and two row's marble holes 103 on lock body 1 surface can cooperatively interact with two row's marble holes 302 on lock core cover 3 surfaces.
In addition, each marble hole 302 positions radially are provided with deep-slotted chip breaker 303 on lock core cover 3 surfaces, deep-slotted chip breaker 303 width are less than marble hole 302 diameters, be provided with catch 6 in deep-slotted chip breaker 303, between the pellet 5 and lock core 1 of catch 6 in marble hole 303, be provided with to recessed platform 206 on lock core 1 surface that is positioned at U-lag 204 positions.Unblank section 403 with can exposed portions serve surpass its platform after U-lag 204 coordinates, when the section of unblanking 403 rotates on the lock core cover 3 marble hole 302, the tartar 404 of its section 403 sides of unblanking contacts cooperation with catch 6, reached the purpose of unblanking, and catch 6 can also prevent that the sharp instruments such as crotch contact pellet 5 from causing the technology unlocking that unplugs pellet 5, strengthens the safety of this theftproof lock.
In order further to improve the shield degree of lock core 2 in lock body 1, be designed to mutual vertical with jack 102 on lock body 1 two row's marble holes 103 on lock body 1 surface, at lock core 1, when lock core cover 3 coordinates with lock body 1, marble hole 302 on lock core cover 3 be also with lock body 1 on 102 one-tenth mutual plumbness of jack, this moment, the U-lag 204 on lock core 2 was minimum with the mutual vertical formed voidage of jack 102 on lock body 1, as shown in Figure 7, so at utmost strengthening the shielding properties of lock core 2 in lock body 1.Simultaneously with difference Heterogeneous Permutation between two row's marble holes 103 on lock body 1 surface, to strengthen the security performance of this theftproof lock after assembling is completed.
As shown in Figure 11,12, lock core 2 comprises lock core termination 203 and lock core body, and U-lag 204 is divided into lock core body 1, lock core body 2 202 with lock core body, and lock core body one 201 length are greater than lock core body 2 202; Be designed to shoulder hole 301 in as shown in Figure 8 lock core cover 3, lock core termination 203, lock core body are matched with the shoulder hole 301 of lock core cover 3, and lock core termination 203 end faces overlap 3 end faces with lock core and overlap.
Be rotated in place release or lock for lock core 2 is carried out accurate angle, the inwall that overlaps 3 interior shoulder holes 301 at lock core radially is provided with cylindrical limited block 304, and this limited block 304 is positioned at same level with wherein row's marble hole 302 that lock core overlaps 3 surfaces.
This theftproof lock is when concrete the use, its method is with after the U-lag 204 of key 4 by the jack 102 insertion lock cores 2 of lock body 1, rotate key 4, can only be with movable lock core 2 rotations because lock core cover 204 is fixed and can not rotates by the pellet 5 on the pellet 7 on lock body 1 and lock core cover 3 this moment; Run into limited block 304 when lock core 2 half-twist, just in time the tartar 404 of key unlocking section 402 sides is over against two row's marble holes 302 on lock core cover 3 surfaces, catch 6 and pellet 5 in marble hole 302 on tartar 404 and lock core cover 3 coordinate, pellet 5 on lock core cover 3 and the pellet 7 on lock body 1 are subjected to displacement, realize that the releasing of lock body 1 and lock core cover between 3 fix, key 4 and lock core 2 rotate together with again, movable lock core cover 3 rotation together be can be with under the effect of limited block 304, release or the effect of locking realized.
Claims (10)
1. a protected type theftproof lock and key thereof, it is characterized in that, comprise lock body (1), lock core (2), key (4), it is characterized in that, described lock core (2) surface is provided with U-shaped groove (204) along the axle center, described lock core (2) external surface is set with lock core cover (3), described lock core cover (3) surface radially is provided with at least two row's marble holes (302), described every row's marble hole (302) comprises at least one marble hole (302), be provided with pellet (5) in described each marble hole (302), be provided with the limited block (304) that can limit described lock core (2) rotational angle in described lock core cover (3), described lock core cover (3) can be sleeved in described lock body (1), and described lock body (1) one end seals and is provided with jack (102), it is corresponding with the above marble hole of described lock core cover (3) (302) that described lock body (1) radial surface is provided with marble hole (103), is provided with pellet (7) and spring (8) in the marble hole (103) on described lock body (1) surface, described key (4) comprises key handle (401), key neck (402) and the section of unblanking (403), the described section of unblanking (403) both sides are provided with tartar (404), the centre is provided with grooving (405), the described section of unblanking (403) can cooperatively interact with described jack (402), U-lag (204), and described tartar (404) can match with the pellet (5) on described lock core cover (3).
2. protected type theftproof lock according to claim 1 and key thereof, is characterized in that, described every row's marble hole (103) on described lock body (1) surface respectively and form angle greater than 0 ° between described jack (102).
3. protected type theftproof lock according to claim 2 and key thereof, it is characterized in that, each marble hole (302) position, described lock core cover (3) surface radially is provided with deep-slotted chip breaker (303), described deep-slotted chip breaker (303) width is less than described marble hole (302) diameter, be provided with catch (6) in described deep-slotted chip breaker (303), described catch (6) is positioned between the pellet (5) and described lock core (2) of described marble hole (302), be provided with to recessed platform (206) on described lock core (2) surface that is positioned at described U-lag (204) position.
4. according to claim 2 or 3 arbitrary described protected type theftproof lock and keys thereof, it is characterized in that, described lock core cover (3) surface comprises two row's marble holes (302), described two row's marble holes (302) are positioned at same plane, and described lock body (1) surface is provided with equally two row's marble holes (103) and arranges marble holes (302) with two of described lock core cover (3) surface and match.
5. protected type theftproof lock according to claim 4 and key thereof, is characterized in that, described two row's marble holes (103) on described lock body (1) surface are mutual vertical with described jack (102).
6. protected type theftproof lock according to claim 4 and key thereof, is characterized in that, Heterogeneous Permutation respectively between described two row's marble holes (103) on described lock body (1) surface.
7. protected type theftproof lock according to claim 4 and key thereof, is characterized in that, is equally spaced between adjacent two the described marble holes of every row (103) on described lock body (1) surface.
8. protected type theftproof lock according to claim 1 and key thereof, it is characterized in that, be shoulder hole (301) in described lock core cover (3), described lock core (2) comprises lock core termination (203) and lock core body, described lock core termination (203), lock core body match with the shoulder hole (301) of described lock core cover (3), and described lock core termination (203) end face overlaps with described lock core cover (3) end face.
9. protected type theftproof lock according to claim 8 and key thereof, it is characterized in that, described U-lag (204) is divided into lock core body one (201), lock core body two (202) with described lock core body, described lock core body one (201) length is greater than described lock core body two (202), described limited block (304) radially is arranged at the inwall of the interior shoulder hole of described lock core cover (3) (301), and can limit described lock core body one (201) rotational angle.
10. protected type theftproof lock according to claim 9 and key thereof, is characterized in that, described limited block (304) is positioned at same level with wherein row's marble hole (302) on described lock core cover (3) surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310064089.3A CN103114765B (en) | 2013-02-28 | 2013-02-28 | Shielding anti-theft lock and key thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310064089.3A CN103114765B (en) | 2013-02-28 | 2013-02-28 | Shielding anti-theft lock and key thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103114765A true CN103114765A (en) | 2013-05-22 |
| CN103114765B CN103114765B (en) | 2015-02-25 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201310064089.3A Expired - Fee Related CN103114765B (en) | 2013-02-28 | 2013-02-28 | Shielding anti-theft lock and key thereof |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109209032A (en) * | 2018-11-12 | 2019-01-15 | 四川大学 | A kind of mechanical pellet coded lock core and key |
| CN111502418A (en) * | 2020-05-11 | 2020-08-07 | 于国凡 | Anti-theft lock capable of sealing keyhole |
| CN112639238A (en) * | 2018-07-31 | 2021-04-09 | 品谱股份有限公司 | Resettable lock with small increments |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2527641Y (en) * | 2002-03-05 | 2002-12-25 | 聂红卫 | Shielded theft-proof lock and its key |
| CN101260753A (en) * | 2008-04-18 | 2008-09-10 | 黄伟光 | Shielding locks |
| CN202370307U (en) * | 2011-12-14 | 2012-08-08 | 常州雷宁电磁屏蔽设备有限公司 | Inclined sliding block for locking shielding door |
-
2013
- 2013-02-28 CN CN201310064089.3A patent/CN103114765B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2527641Y (en) * | 2002-03-05 | 2002-12-25 | 聂红卫 | Shielded theft-proof lock and its key |
| CN101260753A (en) * | 2008-04-18 | 2008-09-10 | 黄伟光 | Shielding locks |
| CN202370307U (en) * | 2011-12-14 | 2012-08-08 | 常州雷宁电磁屏蔽设备有限公司 | Inclined sliding block for locking shielding door |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112639238A (en) * | 2018-07-31 | 2021-04-09 | 品谱股份有限公司 | Resettable lock with small increments |
| US11572708B2 (en) | 2018-07-31 | 2023-02-07 | Spectrum Brands, Inc. | Rekeyable lock with small increments |
| CN109209032A (en) * | 2018-11-12 | 2019-01-15 | 四川大学 | A kind of mechanical pellet coded lock core and key |
| CN109209032B (en) * | 2018-11-12 | 2024-01-02 | 四川大学 | Mechanical spring cipher lock core and key |
| CN111502418A (en) * | 2020-05-11 | 2020-08-07 | 于国凡 | Anti-theft lock capable of sealing keyhole |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103114765B (en) | 2015-02-25 |
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Effective date of registration: 20170315 Address after: 610041 Chengdu high tech Zone, Sichuan Tianyi street, No. 3, building 38 Patentee after: Sichuan Li Long Yun Intellectual Property Operation Co., Ltd. Address before: 641218 Neijiang County, Zhejiang Province, Sichuan County Longshan Township, Dongxing village, No. 2, No. 70 Patentee before: Lei Zedong |
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Effective date of registration: 20190220 Address after: 325000 No. 8 Weier Road, Shuangyu Town Industrial Zone, Wenzhou City, Zhejiang Province Patentee after: Wenzhou Feipeng Hardware Co., Ltd. Address before: 610041 3 3 Tianyi street, hi tech Zone, Chengdu, Sichuan Patentee before: Sichuan Li Long Yun Intellectual Property Operation Co., Ltd. |
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Granted publication date: 20150225 Termination date: 20200228 |