CN2743480Y - Bullet lock and its key - Google Patents
Bullet lock and its key Download PDFInfo
- Publication number
- CN2743480Y CN2743480Y CN 200420043056 CN200420043056U CN2743480Y CN 2743480 Y CN2743480 Y CN 2743480Y CN 200420043056 CN200420043056 CN 200420043056 CN 200420043056 U CN200420043056 U CN 200420043056U CN 2743480 Y CN2743480 Y CN 2743480Y
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- Prior art keywords
- lock
- hole
- key
- lock core
- cylinder
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Abstract
The utility model discloses a cylinder lock. The cylinder lock is mainly composed of a lock body, a lock core, lock pins, a spring, etc. The lock core is a cylinder. A containing slot which is matched with the lock core is arranged on the lock body. The lock core is contained in the containing slot of the lock body. Wherein, the interior of the cylinder of the lock core at least independently forms one spiral inserting slot. At least one through hole which extends from a slot wall to the exterior of the lock core along a definite direction and passes through the lock core is formed in the spiral inserting slot, and a coaxial hole is formed by the lock body corresponding to the through hole. The coaxial hole and the through hole at least respectively contain one lock pin. The lock pins which are mutually corresponding and in coaxial hole and the through hole can just uplifted by keys which are matched and inserted in the spiral inserting slot, which makes the interfaces of the lock pins in the coaxial hole and the through hole aligned with the interfaces of the lock body and the lock core, the keys are rotated to realize unlocking. The utility model has simple structure and antitheft efficiency.
Description
Technical field
The utility model relates to a kind of cylinder lock and key thereof, refers in particular to a kind of simple in structure, cylinder lock of having anti-theft effect and locks matching used key therewith.
Background technology
In the prior art, the kind of lock roughly is divided into mechanical lock and electronic lock two big classes, and wherein, mechanical lock is divided into cylinder lock, latch lock or the like again, and the structure of lock is multifarious, and is in different poses and with different expressions, and the patent of various locks is also innumerable.In numerous cylinder locks, in order to improve its safety, all be on the number of the distribution of lock pin and lock pin, to make an issue of, at present, the distribution of lock pin by the straight line distributed expansion in past to plane distribution, the number of lock pin also increases because of the expansion of minute cloth cover.This lock pin number that increases in the plane merely, brought some troubles for really burglar's picking lock operation, make it one by one lock pin be tried to lift by instruments such as probes, the time of picking lock increases because of the complexity that lock pin distributes, still, as long as the burglar has certain skill and enough patience, pry open the thing that lock is the morning and evening, so the security performance of present lock haves much room for improvement in fact.
The utility model content
The purpose of this utility model is to provide a kind of cylinder lock and key thereof, and it is simple in structure, has safety.
For reaching above-mentioned purpose, solution of the present utility model is:
A kind of cylinder lock, mainly by lock body, lock core, lock pin, compositions such as spring, lock core is a cylinder, has the storage tank that cooperates with lock core on the lock body, lock core is contained in the storage tank of lock body, wherein: the cylinder inside of lock core at least independently forms a screw type slot, at least form in the described slot one by cell wall to the lock core outside, extend and run through the through hole of lock core in a certain direction, and corresponding this through hole of lock body forms coaxial aperture, at least respectively hold a lock pin in coaxial aperture and the through hole, corresponding mutually coaxial aperture and the lock pin in the through hole just can be lifted by the matched key that inserts in the screw type slot, alignd with the interface of lock body and lock core in the interface of lock pin in coaxial aperture and the through hole, key promptly realizes unblanking.
The cylinder inside of above-mentioned lock core is symmetrically formed two to three separate screw type slots.
The end of the screw type slot that forms on the above-mentioned lock core forms along lock core shaft to the axial hole that runs through lock core, the position of corresponding this axial hole in the bottom of lock body storage tank also forms axial hole, at least respectively hold an axial lock pin in two axial holes, these two axial lock pins just can be replaced by the face of praising that inserts the matched key end in the screw type slot, alignd with the interface of lock body and lock core end in the interface of two axial lock pins, key promptly realizes unblanking.
A kind of key of cylinder lock, by lever and at least one independently the screw type inserting column be formed by connecting, the lock pin position of corresponding cylinder lock and number form the face of praising of similar number on the inserting column, these are praised face and just through hole corresponding in the cylinder lock and the lock pin in the coaxial aperture can be lifted, alignd with the storage tank of lock body and the interface of lock core in the interface of lock pin in through hole and the coaxial aperture, key promptly realizes unblanking.
The axial lock pin position of the terminal corresponding cylinder lock of the screw type inserting column of above-mentioned key forms the face of praising, this praises face and just the axial lock pin in the axial hole corresponding in the cylinder lock can be lifted, alignd with the storage tank bottom of lock body and the interface of lock core in the interface of axial lock pin, key promptly realizes unblanking.
A perforation is offered in the lever end of above-mentioned key, interspersed pivot in the perforation, pivot has a press button of pushing when conveniently using by an end of user's palm of the hand, the other end has the block of a fixed pivot axi, like this, when unblanking, after key inserts the screw type slot of cylinder lock slightly, only with hand is inwardly pushed the press button of key gently, can make key quick, fully be plugged in the slot, after unblanking, when pulling key, only with hand pinches the press button of key, outwards pulls key gently, can fast key be extracted from slot, the inserting of Key, pull out.
After adopting said structure, the billiards lock structure that the utility model provides is simple, is at the separate screw type slot of the inner formation of the cylinder of lock core, when making the burglar by instrument picking locks such as probes, at all can't be in the screw type slot application of force, cause lock pin to be lifted and unblank.And, the utility model is extended and is run through the through hole of lock core in a certain direction by the cell wall of slot, and at the position of corresponding this through hole of lock body formation coaxial aperture, respectively hold lock pin in coaxial aperture and the through hole, lock pin is distributed in the solid space of column type lock core, and the distribution of lock pin is distributed by existing line or plane distribution further expands to the solid space distribution, and the number of lock pin also increases severely because of distribution space increases, the safety of order lock increases severely, and has antitheft effect.
Description of drawings
Fig. 1 is the lockset three-dimensional exploded view of the utility model embodiment one;
Fig. 2 is the key stereogram of the utility model embodiment one;
Fig. 3 is that the utility model embodiment one key inserts the axial sectional view that lockset is opened;
Fig. 4 is that the utility model embodiment two keys insert the radial cross-section that lockset is opened;
Fig. 5 is that the utility model embodiment three keys insert the radial cross-section that lockset is opened.
The specific embodiment
A kind of pellet shot from a slingshot lock ﹠ key that the utility model discloses has numerous embodiments, and this paper will enumerate several examples and set forth.
Seeing also shown in Figure 1ly, is embodiment one of the present utility model.The cylinder lock that this embodiment discloses, mainly by lock body 1, lock core 2, be arranged on lock pin 11,21 in lock body 1 and the lock core 2 and spring 4 etc. and form.Lock core 2 is a cylinder, has the storage tank 12 that cooperates with cylindric lock core 2 on the lock body 1, and lock core 2 is contained in the storage tank 12 of lock body 1, and by at the interspersed catch 25 of dead bolt 24 roots of lock core 2 ends, lock core 2 is positioned in the storage tank 12.
The key of this embodiment one is: the cylinder inside of lock core 2 at least independently forms a screw type slot 22a, the bar number of slot 22a is not limit, but the lock core 2 of minor diameter is the best with two, article two, the screw type inserting column 32a of the aftermentioned key 3a (see figure 2) of screw type slot 22a correspondence also is two, article two, screw type inserting column 32a is stressed more even when rotating, and this paper is that example describes with two slot 22a promptly.At least form through hole 23a that extend and run through lock core 2 by cell wall to lock core 2 outsides among the described slot 22a, the number of this through hole 23a is not limit yet, the number of through hole 23a is many more, the number of turns of slot 22a rotation is many more, safety is high more, and this paper is that example describes with two through hole 23a, slot 22a rotation, 1/2nd circles only.For the lock core 2 of two slot 22a, the direction of the through hole 23a on the lock core 2 also can have multiple, and this paper is that example describes with the central axis that runs through lock core 2 only.
And lock body 1 corresponding this through hole 23a forms coaxial aperture 13a, at least respectively hold a lock pin 11,21 among coaxial aperture 13a and the through hole 23a, certainly, in coaxial aperture 13a and through hole 23a, also can increase the number of lock pin by the mode that increases the hollow lock pin, further improve the safety of lock thus, and the structure of hollow lock pin belongs to prior art, and the utilization of this prior art belongs to concrete another form implemented of this case, and this paper does not do and gives unnecessary details.Lock pin 11 among the described lock body 1 coaxial aperture 13a and the lock pin 21 among the lock core 2 through hole 23a, just can (this face of praising can be a pit by praising face 33a on the inserting column 32a that inserts the matched key 3a (see figure 2) among the screw type slot 22a, also can be boss) lift, as shown in Figure 3, alignd with the interface of lock body 1 and lock core 2 in the interface of lock pin 11 and 21, key 3a promptly realizes unblanking.
In order further to increase the safety of lock, the end of the screw type slot 22a that can also form on lock core 2 surfaces forms the axial hole 26 that axially runs through lock core 2 along lock core 2, the position of corresponding this axial hole 26 in the bottom of lock body 1 storage tank 12 forms axial hole 14, at least respectively hold an axial lock pin 27 and 15 in the axial hole 26 and 14, this axial lock pin 27 and 15 also can adopt the mode of hollow lock pin to improve safety once again, will not carefully state at this.Axially lock pin 27 and 15 just can be replaced by the face of the praising 34a (this praises face 34a also can be pit and boss) that inserts the matched key 3a end in the screw type slot 22, alignd with the bottom of lock body 1 storage tank 12 and the interface of lock core 2 ends in the interface of axial lock pin 27 and 15, key 3a promptly realizes unblanking.
The key 3a of this embodiment one cylinder lock, as shown in Figure 2, be formed by connecting by lever 31 and at least one screw type inserting column 32a, the bar number of inserting column 32a is not limit, but the bar number of inserting column 32a equals the bar number of lock core 2 slot 22a, and inserting column 32a needs to cooperate with the screw type slot 22a of lock core 2, and this paper is that example describes with two inserting column 32a.Lock pin 21 positions of the corresponding cylinder lock in the outside of two screw type inserting column 32a and number form the face of the praising 33a of similar number, axial lock pin 27 positions of the terminal corresponding cylinder lock of two screw type inserting column 32a form praises face 34a, these are praised face 33a and just through hole 23a and the lock pin among the coaxial aperture 13a 21,11 corresponding in the cylinder lock can be lifted, the face 34a of praising just can lift the axial lock pin 27,15 in the axial hole 26 and 14 corresponding in the cylinder lock, alignd with the interface of lock body 1 and lock core 2 in lock pin 21 and 11,27 and 15 interface, key 3a promptly realizes unblanking.The height change of praising face 33a, 34a on the key 3a promptly makes every key all inequality.
This embodiment one further offers a perforation 311 in the lever 31a end of key 3a, interspersed pivot 312 in the perforation 311, pivot 312 has a press button 313 of pushing when conveniently using by an end of user's palm of the hand, the other end has the block 314 of a fixed pivot axi 312, press button 313, block 314 can be fixed on the two ends of pivot 312 by being threaded, or otherwise fixing.Like this, keep out, make pivot 312 be positioned to bore a hole in 311 and can rotate arbitrarily by press button 313, block 314.When unblanking, after key 3a inserts the screw type slot 22a of cylinder lock slightly, only with hand is inwardly pushed the press button 313 of key 3a gently, can make key 3a under the guiding of slot 22a, along the hand of spiral around pivot 312 quick rotation, in fully being plugged on slot 22a, when the back of unblanking, when pulling key 3a, only with hand pinches the press button 313 of key 3a, 3a gently outwards pulls key, can make key 3a along the hand of spiral, around pivot 312 quick rotation, fast key 3a is extracted from slot 22a, Key 3a plugs and unplugs.
During this embodiment one concrete use, as shown in Figure 3, the inserting column 32a of key 3a is inserted among the screw type slot 22a of cylinder lock, and the face of the praising 33a of inserting column 32a lifts the lock pin 21,11 of correspondence just, is alignd with the interface of lock body 1 and lock core 2 in the interface of lock pin 11 and 21; Simultaneously, inserting column 32a end is praised face 34a and is replaced axial lock pin 27 and 15 just, is alignd with the bottom of lock body 1 storage tank 12 and the interface of lock core 2 ends in the interface of axial lock pin 27 and 15; At this moment, key 3a promptly realizes unblanking.
Please cooperate shown in Fig. 4,5 in addition, embodiment two is at two separate rectangle screw type slot 22d of the inner formation of the cylinder of lock core 2, and embodiment three is at three separate rectangle screw type slot 22e of the inner formation of the cylinder of lock core 2, the inserting column 32d of the key of Pei Heing and 32e form then and slot 22d and 22e corresponding shape with it, and its principle of unblanking is also with aforementioned identical.
Need to prove: the section configuration as the slot of the inserting column of key in the various embodiments described above and lock core both can be square (as embodiment two, three), also can be circular (as embodiment one) or special shape (as NM other shape of this paper).And coaxial aperture (13a, 13d, 13e) and through hole (23a, 23d, lock pin (11 23e), 21), the axial line (as embodiment one) that both can run through lock core 2, the axial line that also can depart from lock core 2 is (as embodiment two, three), if but be set for the eccentric, corresponding mutually lock pin 11 and 21 cooperation interface are the inclined-plane, then should be with coaxial aperture (13d, 13e) and through hole (23d, 23e) design is the hole of the band corner angle with guide effect, and with lock pin (11,21) design is therewith the post of the band corner angle that the hole with corner angle cooperates, make lock pin (11,21) at coaxial aperture (13d, 13e) and through hole (23d, can only do guiding movement 23e), and do not rotate, prevent that lock pin 11 and 21 from rotating in coaxial aperture and through hole after, oblique interface deflects, cause key again lock pin 11 and 21 to be praised to its interface and align, guarantee the smooth of unlock operation with the interface of lock body 1 and lock core 2.
In addition, the assembling of each lock pin 11,21,15,27 for convenience, actually add man-hour, coaxial aperture on the lock body 1 also can be designed be and run through lock body 1, successively lock pin 21,11, spring 4 or lock pin 15,27, spring 4 are assembled in through hole and the coaxial aperture during assembling, block the external port of coaxial aperture again with a stopper 10, finish the assembling of lock pin 11,21,15,27 and spring 4 thus.And the structure that axial lock pin 15,27 is set in lock core 2 bottoms among the embodiment one is suitable for embodiment two to three equally, does not do at this and gives unnecessary details.
In a word, emphasis of the present utility model is: key slot (as 22a, 22d, 22e) design is separate screw type, when making the burglar by instrument picking locks such as probes, at all can't be in separate screw type slot 22a, 22d, 22e the application of force, cause lock pin 11,21 and axial lock pin 15,27 to be lifted and unblank, simultaneously, the distribution of lock pin 11,21 is further expanded to the solid space distribution by existing line distribution or plane distribution, the safety of order lock increases severely, and has antitheft effect.
Claims (6)
1, a kind of cylinder lock, mainly by lock body, lock core, lock pin, compositions such as spring, lock core is a cylinder, has the storage tank that cooperates with lock core on the lock body, lock core is contained in the storage tank of lock body, it is characterized in that: the cylinder inside of lock core at least independently forms a screw type slot, at least form in the described slot one by cell wall to the lock core outside, extend and run through the through hole of lock core in a certain direction, and corresponding this through hole of lock body forms coaxial aperture, at least respectively hold a lock pin in coaxial aperture and the through hole, corresponding mutually coaxial aperture and the lock pin in the through hole just can be lifted by the matched key that inserts in the screw type slot, alignd with the interface of lock body and lock core in the interface of lock pin in coaxial aperture and the through hole, key promptly realizes unblanking.
2, a kind of cylinder lock as claimed in claim 1 is characterized in that: the cylinder inside of lock core is symmetrically formed two to three separate screw type slots.
3, a kind of cylinder lock as claimed in claim 1, it is characterized in that: the end of the screw type slot that forms on the lock core forms along lock core shaft to the axial hole that runs through lock core, the position of corresponding this axial hole in the bottom of lock body storage tank also forms axial hole, at least respectively hold an axial lock pin in two axial holes, these two axial lock pins just can be replaced by the face of praising that inserts the matched key end in the screw type slot, alignd with the interface of lock body and lock core end in the interface of two axial lock pins, key promptly realizes unblanking.
4, a kind of key of cylinder lock, it is characterized in that: by lever and at least one independently the screw type inserting column be formed by connecting, the lock pin position of corresponding cylinder lock and number form the face of praising of similar number on the inserting column, these are praised face and just through hole corresponding in the cylinder lock and the lock pin in the coaxial aperture can be lifted, alignd with the storage tank of lock body and the interface of lock core in the interface of lock pin in through hole and the coaxial aperture, key promptly realizes unblanking.
5, the key of a kind of cylinder lock as claimed in claim 4, it is characterized in that: the axial lock pin position of the terminal corresponding cylinder lock of the screw type inserting column of key forms the face of praising, this praises face and just the axial lock pin in the axial hole corresponding in the cylinder lock can be lifted, alignd with the storage tank bottom of lock body and the interface of lock core in the interface of axial lock pin, key promptly realizes unblanking.
6, the key of a kind of cylinder lock as claimed in claim 4, it is characterized in that: a perforation is offered in the lever end of key, interspersed pivot in the perforation, pivot has a press button of pushing when conveniently using by an end of user's palm of the hand, and the other end has the block of a fixed pivot axi.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420043056 CN2743480Y (en) | 2004-02-26 | 2004-02-26 | Bullet lock and its key |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420043056 CN2743480Y (en) | 2004-02-26 | 2004-02-26 | Bullet lock and its key |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2743480Y true CN2743480Y (en) | 2005-11-30 |
Family
ID=35633499
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200420043056 Expired - Lifetime CN2743480Y (en) | 2004-02-26 | 2004-02-26 | Bullet lock and its key |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2743480Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107419960A (en) * | 2017-08-13 | 2017-12-01 | 宁波鄞州竹创信息科技有限公司 | A kind of combined type latch Shockproof lockset structure |
| CN109667477A (en) * | 2017-10-13 | 2019-04-23 | 陈誉词 | Lock core structure and key |
-
2004
- 2004-02-26 CN CN 200420043056 patent/CN2743480Y/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107419960A (en) * | 2017-08-13 | 2017-12-01 | 宁波鄞州竹创信息科技有限公司 | A kind of combined type latch Shockproof lockset structure |
| CN109667477A (en) * | 2017-10-13 | 2019-04-23 | 陈誉词 | Lock core structure and key |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Effective date of abandoning: 20040226 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |