CN103343650A - Lock capable of preventing key from being lost and being used for multiple times - Google Patents
Lock capable of preventing key from being lost and being used for multiple times Download PDFInfo
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- CN103343650A CN103343650A CN2013102973561A CN201310297356A CN103343650A CN 103343650 A CN103343650 A CN 103343650A CN 2013102973561 A CN2013102973561 A CN 2013102973561A CN 201310297356 A CN201310297356 A CN 201310297356A CN 103343650 A CN103343650 A CN 103343650A
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Abstract
The invention discloses a lock capable of preventing a key from being lost and being used for multiple times. The lock comprises a lock head (1) and a lock cylinder (9), a cover plate groove (30) is formed in the upper portion of the lock head (1), a cover plate is arranged in the cover plate groove (30), more than two lock head through holes (25) are formed over the lock head (1) at equal intervals, and lock cylinder through holes (32) communicated with the lock head through holes and being the same with the lock head through holes in number and diameter are formed over the lock cylinder (9) in equal spaces, and lock cylinder side holes (24) being the same with the lock head through holes in number and diameter are formed in the lock cylinder (9) in the 90-degree clockwise direction of the lock core through holes (32), springs (2) and upper marbles (3) are arranged in the lock head through holes (25), lower marbles (14) are arranged inside the lock cylinder through holes (32), and rolling beads (15) are arranged between the upper marbles (3) and the lower marbles (14). The lock preventing the key from being lost and capable of being used for multiple times has the advantages of being simple in structure, easy to process, convenient to operate, strong in stability, variable in key shape, good in anti-theft performance and capable of enabling a user to replace the key independently, enhancing confidentiality and reducing waste at the same time.
Description
Technical field
The present invention relates to lock technology field, specifically the reused lock lost of a kind of preventing key.
Background technology
Cylinder lock is a kind of common lockset, is widely used, yet in the existing lock, can only uses a key that matches with lock core basically, in case key loss or damage exist huge potential safety hazard.For safety, need in time to change lockset, therefore cause great waste and inconvenience to the user.Though shortcomings such as existing coding type lock core can arbitrarily be changed the purpose that different codings reaches the different keys of conversion by the user, and complex structure, cost height, the reliability that exists is not strong can't satisfy instructions for use.Introduced a kind of interchangeable key lock in the Chinese patent 201020585398.7, spring, screening, in line, in line fixed bar and screening guide peg have been arranged in the lock core.Change sub-key by mother key, original key can't be used, but its mother key both can encode and also can unblank, thereby safety is not high, and have complex structure, shortcomings such as difficult assembling.
Summary of the invention
The object of the present invention is to provide a kind of simple in structure, be easy to process, be convenient to operate, reused lock that good stability, key shape preventing key changeable, that theftproof performance is good are lost.
The reused lock that a kind of preventing key is lost, comprise tapered end 1 and lock core 9, described tapered end 1 top offers slot cover 30, establish cover plate 8 in the slot cover 30, equidistantly offer two above tapered end through holes 25 directly over the described tapered end 1, equidistantly offer directly over the described lock core 9 and be connected with the tapered end through hole and quantity equates, the lock core through hole 32 that diameter is identical, the lock core side opening 24 that described lock core 9 upper edge lock core through holes 32 clockwise 90 ° of directions also equidistantly offer with the tapered end number of openings equates and diameter is identical, establish spring 2 and last pellet shot from a slingshot 3 in the described tapered end through hole 25, set pellet shot from a slingshot 14 in the described lock core through hole 32, be provided with ball 15 between last pellet shot from a slingshot 3 and the following pellet shot from a slingshot 14.
The described length that goes up pellet shot from a slingshot 3 more than two has nothing in common with each other.
Described two have nothing in common with each other with the length of pellet shot from a slingshot 14 up and down.
The advantage of the reused lock that preventing key of the present invention is lost is:
1, the present invention is divided into two parts with lock itself, and a part is tapered end, and another part is lock core, owing to do not have complicated hole among the present invention, thus simple in structure, be easy to processing;
2, the present invention can be transformed to ball other shape, be that oval lower end is circular cone as oval, conical, upper end, the length of pellet shot from a slingshot up and down also can be set arbitrarily, change the difference that all will cause shaped as key bit each time, therefore the key shape of correspondence of the present invention is changeable, is not easy to copy;
3, the present invention then can join N+1 key if N working hole arranged, and when losing first key, if used second key, then first key ceases to be in force automatically; When losing second key, if used the 3rd key, then first and second key ceases to be in force automatically; By that analogy, when losing N key, if used N+1 key, then preceding N ceases to be in force automatically key; So easy operating, stability is strong, theftproof performance is good.
Therefore, the characteristics that the present invention has is simple in structure, be easy to process, be convenient to operate, stability is strong, key shape is changeable, theftproof performance is good can have been strengthened confidentiality simultaneously by the autonomous replacing key of user, have reduced waste.
Description of drawings
Fig. 1 is a kind of structural representation of the present invention;
Fig. 2 is the A-A generalized section of Fig. 1;
Fig. 3 is the structural representation of tapered end;
Fig. 4 is the B-B generalized section of Fig. 3;
Fig. 5 is the structural representation of lock core;
Fig. 6 is the C-C generalized section of Fig. 5;
Among the figure, 1 is tapered end, and 2 is spring, and 3-7 is last pellet shot from a slingshot, and 8 is cover plate, 9 is lock core, and 10-14 is following pellet shot from a slingshot, and 15-19 is ball, and 20-24 is the lock core side opening, and 25-29 is the tapered end through hole, 30 is slot cover, and 31 is cylindrical cavity, and 32-36 is the lock core through hole, and 37 is keyhole.
The specific embodiment
Below in conjunction with accompanying drawing, the present invention is further specified: shown in Fig. 1-6, the reused lock that a kind of preventing key is lost, comprise tapered end 1 and lock core 9, described tapered end 1 top offers slot cover 30, establish cover plate 8 in the slot cover 30, equidistantly offer five tapered end through holes 25 directly over the described tapered end 1,26,27,28,29, equidistantly offer directly over the described lock core 9 five with the tapered end through hole is connected and diameter is identical lock core through hole 32,33,34,35,36, described lock core 9 upper edge lock core through holes 32 clockwise 90 ° of directions also equidistantly offer five lock core side openings 24 identical with the lock core through-hole diameter and length is different, 23,22,21,20, described tapered end through hole 25,26,27,28, establish spring 2 and last pellet shot from a slingshot 3 in 29,4,5,6,7, described lock core through hole 32,33,34,35, set pellet shot from a slingshot 14 in 36,13,12,11,10, last pellet shot from a slingshot 3,4,5,6,7 and following pellet shot from a slingshot 14,13,12,11, be respectively equipped with ball 15 between 10,16,17,18,19.
Described five last pellets shot from a slingshot 3,4,5,6,7 are the cylinder that the diameter equal length does not wait.
Described five following pellets shot from a slingshot 14,13,12,11,10 are the cylinder that the diameter equal length does not wait, and its lower end is circular cone.
Can be by the length of pellet shot from a slingshot about adjusting and the profile of tooth that ball diameter designs key arbitrarily.
Described spring 2 upper ends link to each other with cover plate 8 soffits, and the lower end links to each other with last pellet shot from a slingshot 3,4,5,6,7.
One cylindrical cavity 31 is arranged in the described tapered end 1, and cylindrical cavity 31 internal diameters are identical with the nominal size of lock core 9 external diameters.
In the middle of the described lock core 9 keyhole 37 is arranged.
Load onto spring 2 and last pellet shot from a slingshot 3,4,5,6,7 in the tapered end through hole 25,26,27,28,29 respectively, pellet shot from a slingshot 3,4,5,6,7 lower ends have sub-fraction to be arranged in lock core through hole 32,33,34,35,36 on each, if during with the key rotation lock core 9 of non-lock, go up pellet shot from a slingshot 3,4,5,6,7 for these five and have one lower end at least and block lock core 9, make lock core 9 to rotate; If use the key of this lock, in key insertion keyhole, tooth on the key can be gone up pellet shot from a slingshot 3,4,5,6,7 with five and just eject lock core 9, and this moment, lock core 9 was just rotatable, and lock just can be opened.
After the length and ball diameter that configure pellet shot from a slingshot up and down, lock of the present invention can be furnished with six keys, these six structures that key sets according to lock, must unblank successively in a certain order, for example, if can with from left to right successively to eject lock core be order with going up pellet shot from a slingshot, the key that then can not simultaneously pellet shot from a slingshot on all be ejected just lock core be first key; In five balls first can be ejected lock core just, and when lock core rotated 270 °, this ball fell into first working hole of below lock core just, then this key is second key, and this moment, first key ceased to be in force automatically; In five balls first and second can be ejected lock core just, and when 270 ° of lock core rotations, these two balls fall into first and second working hole of below lock core just, then this key is the 3rd key, and this moment, second key ceased to be in force automatically; In five balls first, second and third can be ejected lock core just, and when 270 ° of lock core rotations, these three balls fall into first, second and third working hole of below lock core just, then this key is the 4th key, and this moment, the 3rd key ceased to be in force automatically; In five balls first, second, third and fourth can be ejected lock core just, and when lock core rotates 270 °, these four balls fall into first, second, third and fourth working hole of below lock core just, and then this key is the 5th key, and this moment, the 4th key ceased to be in force automatically; Can with in five balls first, second, third and fourth, five eject lock core just, and when lock core rotates 270 °, these five balls fall into just the below lock core first, second, third and fourth, five working holes, then this key is the 6th key, this moment the 5th key cease to be in force automatically.
Hence one can see that, the reused lock that preventing key is lost can be summarized as the key order: the key that ball can not be ejected lock core is first key, can be second key with any key that ejects lock core in five balls, can be the 3rd key with any two keys that eject lock core in five balls, can be the 4th key with any three keys that eject lock core in five balls, can be the 4th key with any four keys that eject lock core in five balls, the key that five balls all can be ejected be the 5th key.
When losing first key, if used second key, then first key ceases to be in force automatically; When losing second key, if used the 3rd key, then first and second key ceases to be in force automatically; When losing the 3rd key, if used the 4th key, then first, second and third key ceases to be in force automatically; When losing the 4th key, if used the 5th key, then first, second, third and fourth key ceases to be in force automatically; When losing the 5th key, if used the 6th key, then first, second, third and fourth, five keys cease to be in force automatically.
Claims (3)
1. reused lock that preventing key is lost, comprise tapered end ⑴ and lock core ⑼, described tapered end ⑴ top offers slot cover (30), slot cover is established cover plate ⑻ in (30), it is characterized in that: equidistantly offer two above tapered end through holes (25) directly over the described tapered end ⑴, equidistantly offer directly over the described lock core ⑼ and be connected with the tapered end through hole and quantity equates, the lock core through hole (32) that diameter is identical, the lock core side opening (24) that the clockwise 90 ° of directions of described lock core ⑼ upper edge lock core through hole (32) also equidistantly offer with the tapered end number of openings equates and diameter is identical, establish spring ⑵ and last pellet shot from a slingshot ⑶ in the described tapered end through hole (25), set pellet shot from a slingshot ⒁ in the described lock core through hole (32), be provided with ball ⒂ between last pellet shot from a slingshot ⑶ and the following pellet shot from a slingshot ⒁.
2. the reused lock lost of preventing key as claimed in claim 1, it is characterized in that: the described length that goes up pellet shot from a slingshot ⑶ more than two has nothing in common with each other.
3. the reused lock lost of preventing key as claimed in claim 1 is characterized in that: described two have nothing in common with each other with the length of pellet shot from a slingshot ⒁ up and down.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013102973561A CN103343650A (en) | 2013-07-16 | 2013-07-16 | Lock capable of preventing key from being lost and being used for multiple times |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013102973561A CN103343650A (en) | 2013-07-16 | 2013-07-16 | Lock capable of preventing key from being lost and being used for multiple times |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103343650A true CN103343650A (en) | 2013-10-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013102973561A Pending CN103343650A (en) | 2013-07-16 | 2013-07-16 | Lock capable of preventing key from being lost and being used for multiple times |
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|---|---|
| CN (1) | CN103343650A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2298311Y (en) * | 1997-04-03 | 1998-11-25 | 贾黛会 | Safety lock core device with preset bitting property and multiple mutual keys |
| CN2395003Y (en) * | 1999-11-17 | 2000-09-06 | 姚衍宗 | Lock capable of changing key and key |
| CN2398381Y (en) * | 1999-12-21 | 2000-09-27 | 闵瑜 | Lock with front and back arranged multi-set caoxial lock core |
| US20070101782A1 (en) * | 2003-12-22 | 2007-05-10 | Yang Shen | Key-changeable lock |
| CN203347352U (en) * | 2013-07-16 | 2013-12-18 | 武汉科技大学 | Lock capable of preventing key from losing and capable of being used repeatedly for many times |
-
2013
- 2013-07-16 CN CN2013102973561A patent/CN103343650A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2298311Y (en) * | 1997-04-03 | 1998-11-25 | 贾黛会 | Safety lock core device with preset bitting property and multiple mutual keys |
| CN2395003Y (en) * | 1999-11-17 | 2000-09-06 | 姚衍宗 | Lock capable of changing key and key |
| CN2398381Y (en) * | 1999-12-21 | 2000-09-27 | 闵瑜 | Lock with front and back arranged multi-set caoxial lock core |
| US20070101782A1 (en) * | 2003-12-22 | 2007-05-10 | Yang Shen | Key-changeable lock |
| CN203347352U (en) * | 2013-07-16 | 2013-12-18 | 武汉科技大学 | Lock capable of preventing key from losing and capable of being used repeatedly for many times |
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| C06 | Publication | ||
| PB01 | Publication | ||
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| C12 | Rejection of a patent application after its publication | ||
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Application publication date: 20131009 |