CN110512948A - A kind of lock - Google Patents
A kind of lock Download PDFInfo
- Publication number
- CN110512948A CN110512948A CN201910898645.4A CN201910898645A CN110512948A CN 110512948 A CN110512948 A CN 110512948A CN 201910898645 A CN201910898645 A CN 201910898645A CN 110512948 A CN110512948 A CN 110512948A
- Authority
- CN
- China
- Prior art keywords
- lock
- key
- lock core
- pellet
- groove
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 239000008188 pellet Substances 0.000 claims abstract description 34
- 238000003780 insertion Methods 0.000 claims abstract description 26
- 230000037431 insertion Effects 0.000 claims abstract description 26
- 239000004579 marble Substances 0.000 claims abstract description 18
- 230000001788 irregular Effects 0.000 claims abstract description 5
- 238000005553 drilling Methods 0.000 claims description 6
- 238000000034 method Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 206010054949 Metaplasia Diseases 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000015689 metaplastic ossification Effects 0.000 description 1
Classifications
-
- 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
- E05B15/02—Striking-plates; Keepers; Bolt staples; Escutcheons
-
- 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
- E05B27/0017—Tumblers or pins
-
- 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
- E05B27/0057—Cylinder locks or other locks with tumbler pins or balls that are set by pushing the key in with increased picking resistance
-
- 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
- E05B27/10—Cylinder locks or other locks with tumbler pins or balls that are set by pushing the key in operated by other surfaces of the key, e.g. openings receiving projections on the tumblers
Landscapes
- Lock And Its Accessories (AREA)
- Burglar Alarm Systems (AREA)
- Refuge Islands, Traffic Blockers, Or Guard Fence (AREA)
Abstract
The invention discloses a kind of locks, including key and lock body, key includes the shank of the key and key body, lock body includes outer lock shell, middle lock housing and lock core, lock core sleeve is in middle lock housing, middle lock housing is sleeved in outer lock shell, lock core is equipped with the lockhole being inserted into for key body, it is characterized in that key body is equipped with the groove of irregular arrangement, lock core is equipped with marble hole, marble hole is connected to lockhole, pellet is installed in marble hole, pellet has insertion section and pressure portion, there is a convex body between insertion section and pressure portion, the shape of insertion section is mutually matched with groove shapes, torsion pressure spring is provided in pressure portion, convex body, which is equipped with, turns round pressure spring, the circumference of middle lock housing is radially provided with annular groove, the pressure portion of pellet and annular groove cooperate, there is a sipes in annular groove.The configuration of the present invention is simple, design rationally, and can greatly improve the anti-theft performance of lockset.
Description
Technical field
The present invention relates to locksets, and in particular to a kind of lockset that anti-theft performance is good.
Background technique
Currently, most locksets is the unlatching for realizing lockset by key on the market, this lockset is generally wrapped
Include lock housing, lock core and blade, the inside of vane hole have with the matched protrusion of key, there is groove on the outside of hole, on blade
Equipped with spring base, and it is equipped with interconnected elongated slot on lock core and lock housing, lateral pin, the lock of this structure are provided in elongated slot
The working principle of tool is to be cooperated by insertion key with the protrusion on the inside of vane hole, and all grooves are in one on blade
On straight line, the lateral pin in lock core and lock housing in elongated slot is fallen at this time, is placed in the groove of whole blades, and lateral pin and lock core
Excircle flushes, and rotation key can rotate with movable lock core and realize unlocking, and this structure has a defect that be carried out using foreign object
When unlocking, need to only blade be pushed to act, so that the groove on each blade, which is aligned and is in a straight line, to unlock,
Anti-theft performance is poor.
Summary of the invention
In view of the deficiency of background technique, technical problem to be solved by the invention is to provide a kind of structure is simple, design is closed
Reason, and the lockset of its anti-theft performance can be greatlyd improve.
For this purpose, the present invention is realized using following scheme:
A kind of lock, including key and lock body, key include the shank of the key and key body, the lock body include outer lock shell, in
Lock housing and lock core, the lock core sleeve is in the middle lock housing, and the middle lock housing is sleeved in outer lock shell, and the lock core is equipped with
For the lockhole of key body insertion, it is characterised in that the key body is equipped with the groove of irregular arrangement, and the lock core is equipped with
Marble hole, the marble hole are connected to the lockhole, and pellet is equipped in the marble hole, and the pellet has insertion section and pressure
Power portion has a convex body between the insertion section and pressure portion, the shape of the insertion section is mutually matched with the groove shapes,
The pressure portion, which is equipped with, turns round pressure spring, and described one end for turning round pressure spring has extended segment, and the extended segment is extend into the lock core
Placing groove in, the circumference of the middle lock housing is radially provided with annular groove, and the pressure portion of the pellet and the annular groove cooperate, the ring
There is a sipes in slot.
The insertion section of the pellet has guide surface.
At the marble hole of the lock core be equipped with curved cover plate, the curved cover plate be equipped with through-hole, the through-hole with it is described
Marble hole is corresponding, and after the curved cover plate is mounted on lock core, the cambered surface of cambered surface and lock core forms circumference.
The inlet of the lockhole is equipped with anti-drilling sheet, has and the matched insertion hole of the key body on the anti-drilling sheet.
The two sides of key body is arranged in groove on the key body, and the groove arrangement rule on two sides is identical.
By adopting the above technical scheme, advantages of the present invention are as follows: 1, simple structure and reasonable design can be realized scale metaplasia
It produces；2, the insertion section by the way that irregular groove is arranged on key body, after key body is inserted into the inside of lock core, on pellet
It can be inserted into the groove on key body under the action of turning round pressure spring, while pellet being driven to rotate, so that the pressure on pellet
Annular groove in the alignment of power portion in lock housing, it is ensured that the rotation of lock core not will receive the obstruction of middle lock housing, and rotating key at this time can band
Movable lock core rotation, realizes the unlatching of lockset.The lockset of this structure needs to guarantee that each pellet turns to preset angle,
So that its pressure portion is aligned with the annular groove in middle lock housing, it is just able to achieve the unlatching of lockset, during actual use, in addition to using key
Except spoon, it is difficult to realize the rotation of pellet by other foreign objects, and then effectively increase its anti-theft performance.
Detailed description of the invention
The present invention has following attached drawing:
Fig. 1 is external structure of the invention；
Fig. 2 is the structure chart of key of the present invention；
Fig. 3 is that Fig. 1 removes the view after outer lock shell；
Fig. 4 is that Fig. 3 removes the view after middle lock housing；
Fig. 5 is that Fig. 4 removes the view after curved cover plate；
Fig. 6 is the partial enlarged view in Fig. 5 at A direction；
Fig. 7 is the structure chart of lock core of the present invention；
Fig. 8 is the structure chart of pellet of the present invention.
Specific embodiment
As shown, a kind of lock disclosed by the invention, including key and lock body, key include the shank of the key 3 and key
Key shank 2, lock body include outer lock shell 1, middle lock housing 5 and lock core 7, and lock core 7 is sleeved in middle lock housing 5, and middle lock housing 5 is sleeved on outer lock shell
In 1, lock core 7 is equipped with the lockhole 9 being inserted into for key body, and key body 2 is equipped with the groove 4 of irregular arrangement, and lock core 7 is equipped with
Marble hole 8, marble hole 8 are connected to lockhole 9, and pellet is equipped in marble hole 8, and pellet has insertion section 10 and pressure portion 11, are inserted
Entering has a convex body 12 between portion 10 and pressure portion 11, shape and 4 shape of groove of insertion section 10 are mutually matched, in pressure portion 11
Equipped with pressure spring 18 is turned round, torsion pressure spring 18 described here has the function of pressure spring, and have the function of torsional spring, turns round pressure spring 18
One end has extended segment 19, and extended segment 19 is extend into the placing groove 20 in lock core 7, and the circumference of middle lock housing 5 is radially provided with annular groove
6, the pressure portion 11 of pellet and annular groove 6 cooperate, and have a sipes 13 in annular groove 6, it is ensured that pressure portion 11 can successfully be turned
It is dynamic.The insertion section 10 of pellet has guide surface 14.Insertion section 10 is allowed more to be freely insertable into the groove on key body 2
In 4.Curved cover plate 15 is equipped at the marble hole of lock core 7, curved cover plate 15 is equipped with through-hole 16, and through-hole 16 and marble hole 8 are opposite
It answers, after curved cover plate 15 is mounted on lock core 7, the cambered surface of cambered surface and lock core 7 forms circumference, and then limits to pellet,
Guarantee that pellet is not fallen out in action process.The inlet of lockhole is equipped with anti-drilling sheet 17, has on anti-drilling sheet 17 and key body
Matched insertion hole opens so that lockset is not easy to be bored by small electric drill, further promotes the anti-theft performance of lockset.It is recessed on key body 2
The two sides of key body 2 is arranged in slot 4, and 4 layout rules of groove on two sides are identical, further promotes the complexity inside lock core, adds
The broken lock difficulty of big theftproof lock.
The working principle of the invention is: after key body 2 is inserted into the inside of lock core 7, key body 2 first can be with pellet
Insertion section 10 contacts and squeezes lifting pellet, and after key body 2 is fully inserted into, the insertion section 10 on pellet can turn round pressure spring 18
It is inserted under effect in the groove 4 on key body 2, and pellet generation is driven slightly to rotate, it should be noted that in lock state
When, insertion section 10 is typically provided between 5-20 degree from the angle for being inserted into required rotation in groove 4, along on insertion section 10
The effect of guide surface 14, with ensure insertion section 10 can be smoothly inserted into groove 4, with the rotation of pellet, can also apply
Add active force to the extended segment 19 turned round on pressure spring 18, so that the annular groove 6 in the alignment of pressure portion 11 on pellet in lock housing 5, it is ensured that
The obstruction of middle lock housing 5 is not will receive when the rotation of lock core 7, rotating key at this time can rotate with movable lock core 7, realize opening for lockset
It opens, after pulling out key, pellet can return back to initial angle under the action of extended segment 19 on turning round pressure spring 18, so that on pellet
Pressure portion 11 is staggered with the annular groove 6 in middle lock housing 5, and middle lock housing 5 can cause to hinder to the rotation of pellet at this time, guarantees that lock core will not
It rotates, and then realizes the closing of lockset.The lockset of this structure needs to guarantee that each pellet turns to preset angle
Degree, so that its pressure portion 11 is aligned with the annular groove 6 in middle lock housing 5, is just able to achieve the unlatching of lockset, other than using key,
It is difficult to realize the rotation of pellet by other foreign objects, and then effectively improves its anti-theft performance.
Claims (5)
1. a kind of lock, including key and lock body, key includes the shank of the key (3) and key body (2), and the lock body includes outer
Lock housing (1), middle lock housing (5) and lock core (7), the lock core (7) are sleeved in the middle lock housing (5), middle lock housing (5) suit
In outer lock shell (1), the lock core (7) is equipped with the lockhole (9) being inserted into for key body, it is characterised in that the key body (2)
It is equipped with the groove (4) of irregular arrangement, the lock core (7) is equipped with marble hole (8), the marble hole (8) and the lockhole
(9) it is connected to, pellet is installed in the marble hole (8), the pellet has insertion section (10) and pressure portion (11), the insertion
There are a convex body (12) between portion (10) and pressure portion (11), shape and the groove (4) the shape phase of the insertion section (10)
Mutually matching, the pressure portion (11), which is equipped with, turns round pressure spring (18), and described one end for turning round pressure spring (18) has extended segment (19), described
Extended segment (19) is extend into the placing groove (20) in the lock core (7) Nei, and the circumference of the middle lock housing (5) is radially provided with annular groove
(6), pressure portion (11) Yu the annular groove (6) cooperation of the pellet, the annular groove (6) is interior to have a sipes (13).
2. lock according to claim 1, it is characterised in that the insertion section (10) of the pellet has guide surface
(14).
3. lock according to claim 1, it is characterised in that be equipped with curved cover plate at the marble hole of the lock core (7)
(15), the curved cover plate (15) is equipped with through-hole (16), and the through-hole (16) is corresponding with the marble hole (8), the arc
After shape cover board (15) is mounted on lock core (7), the cambered surface of cambered surface and lock core (7) forms circumference.
4. lock according to claim 1, it is characterised in that the inlet of the lockhole is equipped with anti-drilling sheet (17), institute
Stating on anti-drilling sheet (17) has and the matched insertion hole of the key body.
5. lock according to claim 1, it is characterised in that the groove (4) on the key body (2) is arranged in key
Groove (4) layout rules on the two sides of key shank (2), two sides are identical.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910898645.4A CN110512948B (en) | 2019-09-23 | 2019-09-23 | Antitheft lock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910898645.4A CN110512948B (en) | 2019-09-23 | 2019-09-23 | Antitheft lock |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110512948A true CN110512948A (en) | 2019-11-29 |
| CN110512948B CN110512948B (en) | 2024-04-02 |
Family
ID=68633195
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910898645.4A Active CN110512948B (en) | 2019-09-23 | 2019-09-23 | Antitheft lock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110512948B (en) |
Citations (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1046768A2 (en) * | 1999-04-22 | 2000-10-25 | Emhart Inc. | Lock cylinder having two driving elements coupled rotatably together |
| KR20010037130A (en) * | 1999-10-14 | 2001-05-07 | 첸 워터슨 | Lock apparatus |
| CN101307660A (en) * | 2008-06-27 | 2008-11-19 | 许良冬 | Lock head with arced marble |
| CN102199954A (en) * | 2011-05-09 | 2011-09-28 | 周章东 | Theft-proof lock |
| CN102787752A (en) * | 2012-08-14 | 2012-11-21 | 瑞安市欧美仑锁业有限公司 | Integral turning angle pin tumbler lock |
| WO2013033960A1 (en) * | 2011-09-05 | 2013-03-14 | 浙江鸿利锁业有限公司 | Blade lock structure embedded into spring lock core, and key thereof |
| CN103233617A (en) * | 2012-04-11 | 2013-08-07 | 魏孔明 | Anti-theft rotary spring lock body and key |
| CN103670018A (en) * | 2012-09-17 | 2014-03-26 | 魏孔明 | Anti-theft plum blossom type lock of brand new structure |
| CN104453385A (en) * | 2014-08-29 | 2015-03-25 | 四川王力安防产品有限公司 | Lock head and key |
| CN204782317U (en) * | 2015-06-15 | 2015-11-18 | 魏孔明 | Two -way key accords with lock and key of structure entirely |
| CN106968516A (en) * | 2017-04-05 | 2017-07-21 | 江阴市东方锁业有限公司 | The lock system of antitheft multiple rows of tooth-engraved key |
| CN107130845A (en) * | 2017-06-20 | 2017-09-05 | 亚萨合莱保德安（台州）安防科技有限公司 | A kind of angle marble lock |
| CN206707434U (en) * | 2017-05-16 | 2017-12-05 | 张亮 | A kind of lock core and lockset |
| CN211007993U (en) * | 2019-09-23 | 2020-07-14 | 周章华 | Anti-theft lock |
-
2019
- 2019-09-23 CN CN201910898645.4A patent/CN110512948B/en active Active
Patent Citations (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1046768A2 (en) * | 1999-04-22 | 2000-10-25 | Emhart Inc. | Lock cylinder having two driving elements coupled rotatably together |
| KR20010037130A (en) * | 1999-10-14 | 2001-05-07 | 첸 워터슨 | Lock apparatus |
| CN101307660A (en) * | 2008-06-27 | 2008-11-19 | 许良冬 | Lock head with arced marble |
| CN102199954A (en) * | 2011-05-09 | 2011-09-28 | 周章东 | Theft-proof lock |
| WO2013033960A1 (en) * | 2011-09-05 | 2013-03-14 | 浙江鸿利锁业有限公司 | Blade lock structure embedded into spring lock core, and key thereof |
| CN103233617A (en) * | 2012-04-11 | 2013-08-07 | 魏孔明 | Anti-theft rotary spring lock body and key |
| CN102787752A (en) * | 2012-08-14 | 2012-11-21 | 瑞安市欧美仑锁业有限公司 | Integral turning angle pin tumbler lock |
| CN103670018A (en) * | 2012-09-17 | 2014-03-26 | 魏孔明 | Anti-theft plum blossom type lock of brand new structure |
| CN104453385A (en) * | 2014-08-29 | 2015-03-25 | 四川王力安防产品有限公司 | Lock head and key |
| CN204782317U (en) * | 2015-06-15 | 2015-11-18 | 魏孔明 | Two -way key accords with lock and key of structure entirely |
| CN106968516A (en) * | 2017-04-05 | 2017-07-21 | 江阴市东方锁业有限公司 | The lock system of antitheft multiple rows of tooth-engraved key |
| CN206707434U (en) * | 2017-05-16 | 2017-12-05 | 张亮 | A kind of lock core and lockset |
| CN107130845A (en) * | 2017-06-20 | 2017-09-05 | 亚萨合莱保德安（台州）安防科技有限公司 | A kind of angle marble lock |
| CN211007993U (en) * | 2019-09-23 | 2020-07-14 | 周章华 | Anti-theft lock |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110512948B (en) | 2024-04-02 |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |