CN102146751A - Coded lock - Google Patents
Coded lock Download PDFInfo
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- CN102146751A CN102146751A CN 201110109274 CN201110109274A CN102146751A CN 102146751 A CN102146751 A CN 102146751A CN 201110109274 CN201110109274 CN 201110109274 CN 201110109274 A CN201110109274 A CN 201110109274A CN 102146751 A CN102146751 A CN 102146751A
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- lock body
- ball
- dead bolt
- hole
- lock
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Abstract
The invention discloses a coded lock which comprises a lock body, coded rings and a locking dog, wherein a first ball is arranged between the coded rings and the lock body; the outer surface of the lock body is provided with a counting groove; the outer surface of the lock body is also provided with a non-return groove for limiting the backward rotation of the coded rings; a hole for containing a second ball is arranged on the lock body and at the junction of the two adjacent coded rings; the second ball is restrained and arranged in the hole and extends out of the lock body to butt against the locking dog; the locking dog is provided with a ring groove matched with the second ball; and a depression for restraining the second ball is arranged at the junction of the two adjacent coded rings. The coded lock has a simple structure and reliable performance, can be conveniently unlocked under poor light, and can be widely applied to the daily life.
Description
Technical field
The present invention relates to the coded lock technology field, relate in particular to a kind of mechanical code lock that is used to lock automobile spare tire.
Background technology
Automobile spare tire normally is placed on the outside in compartment, and for antitheft, the driver uses lockset that automobile spare tire is pinned usually, makes its firm being fixed on the car body.Lockset commonly used at present has cylinder lock, mechanical code lock and electronic password lock, and these lock structures are all very complicated, damage easily, and anti-theft effect is poor.
Because automobile spare tire is not frequent use, so the lockset of lock automobile spare tire is seldom opened, these locksets commonly used now are because complex structure, expose in the external world, often fall into dust after corrosion or in the keyhole, just can't open, a lot of drivers so and worried.
Automobile is sometimes at night running, when needing to change spare tyre, no matter be mechanical code lock or electronic password lock, all needing to input correct password just can open, the coded lock numeral need can see clearly when light is fine, so no matter be key lock or coded lock, all need could open smoothly when well lighted, just waste time and energy when light difference, this also is a lot of drivers' of puzzlement a a great problem.
Summary of the invention
Technical problem to be solved by this invention is: a kind of coded lock is provided, and simple in structure, dependable performance still can conveniently be opened under the environment of light difference.
For solving the problems of the technologies described above, technical scheme of the present invention is: coded lock, comprise lock body, be arranged with at least two cipher rings that are arranged in together on the described lock body, described cipher ring rotates and is installed on the described lock body, described lock body is provided with lockhole, be slidingly fitted with dead bolt in the described lockhole, described cipher ring is provided with a blind hole, is provided with first ball in the described blind hole, be provided with the compression spring between described first ball and the cipher ring, described first ball relies on the external surface of described lock body; The external surface of described lock body is provided with some along the axially extended counting groove of described lock body, and the external surface of described lock body is provided with one and is used to limit the counter-rotational stop-return slot of described cipher ring, and described stop-return slot is between two adjacent counting grooves; Be positioned at described two adjacent cipher ring intersections on the described lock body and be provided with the hole that holds second ball, described second ball constraint is installed in the described hole and stretches out described lock body and relies on the described dead bolt; Described dead bolt is provided with the cannelure that is complementary with described second ball; The intersection of described adjacent two cipher rings is provided with the depression of described second ball of constraint.
As a kind of improvement, described lock body comprises sleeve, and described counting groove and stop-return slot are located at the external surface of described sleeve, and the two ends of described sleeve are provided with closure plate, and described cipher ring is arranged between described two closure plates.
As further improvement, being shaped as near an end of joint ring of described hole is big, and be little near an end of dead bolt.
As further improvement, the size of close dead bolt one end of described hole is less than the diameter of described second ball.
As further improvement, be provided with the stopping element that is used to limit described dead bolt rotation between described lock body and the dead bolt.
As further improvement, described stopping element comprises fin, described fin be arranged in the described lockhole and be positioned at described lockhole axially on; The end of described dead bolt is provided with and the corresponding locking groove of described fin.
As further improvement, described cipher ring is provided with a through hole, and described through hole is relative with the blind hole position and be positioned on the same center line.
As further improvement, the external surface of described cipher ring is provided with groove or the decorative pattern that is used for conveniently holding.
As further improvement, the intersection of described adjacent two cipher rings is provided with antitheft shallow slot, and the degree of depth of described antitheft shallow slot is less than the degree of depth of described depression.
Owing to adopted technique scheme, the invention has the beneficial effects as follows: be provided with the hole that holds second ball owing to be positioned at described two adjacent cipher ring intersections on the lock body, dead bolt is provided with the cannelure that is complementary with second ball, the intersection of adjacent two cipher rings is provided with the depression of constraint second ball, make dead bolt only in the depression of two adjacent cipher rings simultaneously during alignment holes, second ball can be ejected from hole by dead bolt, otherwise second ball is always in hole, rely in the cannelure of dead bolt, make coded lock be in lockup state; Again because the external surface of lock body is provided with some counting grooves, the external surface of lock body also is provided with one and is used for the counter-rotational stop-return slot of limit for cryptographic ring, first ball relies on the external surface of lock body, make the ball of winning have tally function, when each cipher ring backward rotation, when first ball turns to the stop-return slot position, it is motionless that cipher ring just changes, be " 0 " position of so-called cipher ring at this moment, according to the relation of the pairing counting groove of the depression on hole and the cipher ring, just can draw the unlatching password of this cipher ring with " 0 " position; The advantage of this coded lock is:
(1). simple in structure, the component of required processing are few, and cost of manufacture is low;
(2). few easy workout part, the long service life of coded lock is not even open for a long time, when opening once more, as long as remember password, just can easily open;
(3). good anti-theft effect, present automobile spare tire is often stolen, one of them reason is exactly that lockset is firm inadequately, the crime molecule uses vice or gas cutting to destroy coded lock usually and steals automobile spare tire, what the present invention was exposed is the cipher ring part, vice jaw folder is not come, can't adopt vice to destroy coded lock, again because cipher ring partly is a sandwich construction, three layers of total cipher ring, lock body and dead bolts, when using gas cutting, flame often can't destroy three layer construction, so theftproof performance takes on a new look greatly;
(4). light difference still can be opened smoothly, as long as remember password, even in the dark also can the smooth opening coded lock, the backward rotation cipher ring, find " 0 " position, rotate each cipher ring according to the password of setting then, in rotating process, first ball each with count contacting of groove, can produce a sound, rotate each cipher ring, count to password value after, therefore just can easily open coded lock, in light difference or do not have to use under the environment of light.
Because after hole near the size of the dead bolt one end diameter less than second ball, made that coded lock is opened, dead bolt was extracted out from lockhole, second ball still is constrained in the hole on the lock body, is unlikely to come off, and is more convenient to use.
Be used to limit the stopping element that dead bolt rotates owing to be provided with between lock body and the dead bolt, make coded lock when opening, not relatively rotate between lock body and the dead bolt, only need the rotational password ring, easy to operate.
Because it is one relative with the blind hole position and be positioned at through hole on the same center line that cipher ring is provided with, make the blind hole on the cipher ring process convenient, this through hole can be used as a fabrication hole, after boring well, continue to bore blind hole on the other side, manufacture craft is simple, has shortened process time, has improved production efficiency.
Because the intersection of adjacent two cipher rings is provided with antitheft shallow slot, the degree of depth of antitheft shallow slot is less than the degree of depth of depression, make second ball when turning to antitheft shallow slot, also can produce the feel that pops up, but can not deviate from the cannelure on the dead bolt fully, so dead bolt still can't be deviate from, have only when second ball being turned to recessed position and can open coded lock by password, the design of antitheft shallow slot, obscure the thinking of stealer to a great extent, further improved the safe antitheft performance of coded lock.
Description of drawings
The present invention is further described below in conjunction with drawings and Examples.
Fig. 1 is the structural representation of the embodiment of the invention;
Fig. 2 be among Fig. 1 A-A to sectional view;
Fig. 3 be among Fig. 1 B-B to sectional view;
Fig. 4 is the structural representation of lock body;
Fig. 5 be among Fig. 4 C-C to sectional view;
Fig. 6 is the structural representation of cipher ring;
Fig. 7 is embodiment of the invention opening figure;
Among the figure: 1, lock body, 11, closure plate, 12, sleeve, 13, lockhole, 14, counting groove, 15, stop-return slot, 16, hole, 2, cipher ring, 21, depression, 22, blind hole, 23, through hole, 24, antitheft shallow slot, 3, dead bolt, 31, cannelure, 32, locking groove, 4, first ball, 5, compression spring, 6, second ball, 7, fin.
The specific embodiment
As Fig. 1, Fig. 2 and shown in Figure 3, a kind of coded lock, comprise lock body 1, be arranged with at least two cipher rings 2 that are arranged in together on the described lock body 1, described cipher ring 2 rotates and is installed on the described lock body 1, described lock body 1 is provided with lockhole 13, be slidingly fitted with dead bolt 3 in the described lockhole 13, described cipher ring 2 is provided with a blind hole 22, be provided with first ball 4 in the described blind hole 22, be provided with compression spring 5 between described first ball 4 and the cipher ring 2, described first ball 4 relies on the external surface of described lock body 1; The external surface of described lock body 1 is provided with some along described lock body 1 axially extended counting groove 14, the external surface of described lock body 1 is provided with one and is used to limit described cipher ring 2 counter-rotational stop-return slots 15, and described stop-return slot 15 is between two adjacent counting grooves 14; Be positioned at described two adjacent cipher ring 2 intersections on the described lock body 1 and be provided with the hole 16 that holds second ball 6,6 constraints of described second ball are installed in the described hole 16 and stretch out described lock body 1 and rely on the described dead bolt 3; Described dead bolt 3 is provided with the cannelure 31 that is complementary with described second ball 6; The intersection of described adjacent two cipher rings 2 is provided with the depression 21 of described second ball 6 of constraint.
Be provided with between described lock body 1 and the dead bolt 3 and be used to limit the stopping element that described dead bolt 3 rotates.Described stopping element comprises fin 7, described fin 7 be arranged in the described lockhole 13 and be positioned at described lockhole 13 axially on; The end of described dead bolt 3 is provided with and described fin 7 corresponding locking grooves 32, and concrete, the size of locking groove 32 and position are all suitable with the size and the position of fin 7.From this design, stopping element also can be the alignment pin that is arranged between lock body 1 and the dead bolt 3, during locking, alignment pin is inserted in the pin-and-hole between lock body 1 and the dead bolt 3, when needing to open, earlier according to password rotational password ring 2, again alignment pin is extracted out, just can be opened coded lock.
The external surface of described cipher ring 2 is provided with groove or the decorative pattern that is used for conveniently holding, and when opening coded lock, the operator can not be skidded with hand rotational password ring 2, is convenient to firmly.
As Fig. 2 and shown in Figure 6, the intersection of described adjacent two cipher rings 2 is provided with antitheft shallow slot 24, the degree of depth of described antitheft shallow slot 24 is less than the degree of depth of described depression 21, make second ball 6 when turning to antitheft shallow slot 24, also can produce the feel that pops up, but can not deviate from the cannelure 31 on the dead bolt 3 fully, so dead bolt 3 still can't be deviate from, have only and by password second ball 6 is turned to depression and can open coded lock during 21 positions, the quantity of antitheft shallow slot 24 and distribution can be provided with at random according to the coded lock producer, the design of antitheft shallow slot 24, obscure the thinking of stealer to a great extent, further improved the safe antitheft performance of coded lock.
As shown in Figure 4 and Figure 5, described lock body 1 comprises sleeve 12, described counting groove 14 and stop-return slot 15 are located at the external surface of described sleeve 12, and the two ends of described sleeve 12 are provided with closure plate 11, and described cipher ring 2 is arranged between described two closure plates 11, during making, at first with a closure plate 11 and sleeve 12 welding, then second ball 6 and cipher ring 2 are assembled on the sleeve 12, the other end that another piece closure plate 11 is welded in sleeve 12 gets final product again, this lock body 1 is connected firmly, and theftproof performance is good.
Being shaped as near an end of joint ring of described hole 16 is big, and be little near an end of dead bolt 3, and more specifically, the size of described hole 16 close dead bolt 3 one ends is less than the diameter of described second ball 6, and when opening coded lock, second ball 6 can not come off from hole 16.
As shown in Figure 6, for easy to make, described cipher ring 2 is provided with a through hole 23, as fabrication hole, described through hole 23 is relative with blind hole 22 positions and be positioned on the same center line, after coded lock assembles, can fill some fillers or a steel ball in the through hole 23, can either prevent that dust from falling into, elegant in appearance again.
As Fig. 1 and shown in Figure 7, be example with the coded lock that is provided with three cipher rings 2, just this coded lock has two second balls 6, have two cannelures 31 on the dead bolt 3, the quantity of the counting groove 14 on the sleeve 12 can be set arbitrarily, is good, easy to process with design even number bar usually.
During making, password value can be determined with the relation of stop-return slot 15 according to the 21 pairing counting grooves 14 of the depression on hole 16 and the cipher ring 2, remember this numerical value, it is the password of opening coded lock, this password is made of three groups of numerals, wherein every group the numeral pairing password value be the counting groove 14 quantity be maximum value, pass through permutation and combination, can obtain very multiple cipher, thus each coded lock can set different passwords as required.
During locking, dead bolt 3 is inserted in the lockhole 13, fin 7 just matches with locking groove 32 on the dead bolt 3, then cipher ring 2 positions are changed, make the depression 21 on any one cipher ring 2 stagger with hole 16 positions on the sleeve 12, second ball 6 just is pressed in the hole 16, and stretches in the cannelure 31 on the dead bolt 3, and coded lock just is in lockup state.
During unlatching, when at first each cipher ring 2, the first ball 4 of backward rotation turn to stop-return slot 15 positions, it is motionless that cipher ring 2 just changes, be " 0 " position of so-called cipher ring 2 at this moment, according to the password that coded lock manufacturer provides, difference rotational password ring 2, in rotating process, first ball 4 each with the contacting of counting groove 15, can produce a sound, when three groups of passwords all correctly the time, dead bolt 3 just can break away from lock body 1, thereby carries out picking and placeing of automobile spare tire.
The present invention is not limited to above-mentioned concrete embodiment, and those of ordinary skill in the art is from above-mentioned design, and without performing creative labour, all conversion of having done all drop within protection scope of the present invention.
Claims (9)
1. coded lock comprises lock body, is arranged with at least two cipher rings that are arranged in together on the described lock body, and described cipher ring rotates and is installed on the described lock body, and described lock body is provided with lockhole, is slidingly fitted with dead bolt in the described lockhole, it is characterized in that:
Described cipher ring is provided with a blind hole, is provided with first ball in the described blind hole, is provided with the compression spring between described first ball and the cipher ring, and described first ball relies on the external surface of described lock body;
The external surface of described lock body is provided with some along the axially extended counting groove of described lock body, and the external surface of described lock body is provided with one and is used to limit the counter-rotational stop-return slot of described cipher ring, and described stop-return slot is between two adjacent counting grooves;
Be positioned at described two adjacent cipher ring intersections on the described lock body and be provided with the hole that holds second ball, described second ball constraint is installed in the described hole and stretches out described lock body and relies on the described dead bolt; Described dead bolt is provided with the cannelure that is complementary with described second ball; The intersection of described adjacent two cipher rings is provided with the depression of described second ball of constraint.
2. coded lock as claimed in claim 1 is characterized in that: described lock body comprises sleeve, and described counting groove and stop-return slot are located at the external surface of described sleeve, and the two ends of described sleeve are provided with closure plate, and described cipher ring is arranged between described two closure plates.
3. coded lock as claimed in claim 1 is characterized in that: being shaped as near an end of joint ring of described hole is big, and be little near an end of dead bolt.
4. coded lock as claimed in claim 3 is characterized in that: the size of close dead bolt one end of described hole is less than the diameter of described second ball.
5. coded lock as claimed in claim 1 is characterized in that: be provided with the stopping element that is used to limit described dead bolt rotation between described lock body and the dead bolt.
6. coded lock as claimed in claim 5 is characterized in that: described stopping element comprises fin, described fin be arranged in the described lockhole and be positioned at described lockhole axially on; The end of described dead bolt is provided with and the corresponding locking groove of described fin.
7. coded lock as claimed in claim 1 is characterized in that: described cipher ring is provided with a through hole, and described through hole is relative with the blind hole position and be positioned on the same center line.
8. as the described coded lock of the described arbitrary claim of claim 1 to 7, it is characterized in that: the external surface of described cipher ring is provided with groove or the decorative pattern that is used for conveniently holding.
9. coded lock as claimed in claim 8 is characterized in that: the intersection of described adjacent two cipher rings is provided with antitheft shallow slot, and the degree of depth of described antitheft shallow slot is less than the degree of depth of described depression.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110109274A CN102146751B (en) | 2011-04-22 | 2011-04-22 | Coded lock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110109274A CN102146751B (en) | 2011-04-22 | 2011-04-22 | Coded lock |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102146751A true CN102146751A (en) | 2011-08-10 |
| CN102146751B CN102146751B (en) | 2012-09-05 |
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ID=44421205
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110109274A Expired - Fee Related CN102146751B (en) | 2011-04-22 | 2011-04-22 | Coded lock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102146751B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105003126A (en) * | 2014-04-17 | 2015-10-28 | 应小平 | Technical-unlocking-prevention rolling type mechanical coded lock |
| CN105337105A (en) * | 2015-11-23 | 2016-02-17 | 国网山东省电力公司聊城供电公司 | Wire connection device with password locking mechanism |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2338444Y (en) * | 1998-07-16 | 1999-09-15 | 陈安然 | Pad lock |
| CN2534311Y (en) * | 2002-03-21 | 2003-02-05 | 捷祐有限公司 | Improved lock for cabinet in public place |
| JP2007113204A (en) * | 2005-10-18 | 2007-05-10 | Masahide Okada | Double locking device |
| CN101135206A (en) * | 2007-09-18 | 2008-03-05 | 顾立冲 | Cipher hang lock |
| CN201386434Y (en) * | 2009-03-16 | 2010-01-20 | 应小平 | Mechanical coded lock |
| CN202000765U (en) * | 2011-04-22 | 2011-10-05 | 刘强 | Combination lock |
-
2011
- 2011-04-22 CN CN201110109274A patent/CN102146751B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2338444Y (en) * | 1998-07-16 | 1999-09-15 | 陈安然 | Pad lock |
| CN2534311Y (en) * | 2002-03-21 | 2003-02-05 | 捷祐有限公司 | Improved lock for cabinet in public place |
| JP2007113204A (en) * | 2005-10-18 | 2007-05-10 | Masahide Okada | Double locking device |
| CN101135206A (en) * | 2007-09-18 | 2008-03-05 | 顾立冲 | Cipher hang lock |
| CN201386434Y (en) * | 2009-03-16 | 2010-01-20 | 应小平 | Mechanical coded lock |
| CN202000765U (en) * | 2011-04-22 | 2011-10-05 | 刘强 | Combination lock |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105003126A (en) * | 2014-04-17 | 2015-10-28 | 应小平 | Technical-unlocking-prevention rolling type mechanical coded lock |
| CN105337105A (en) * | 2015-11-23 | 2016-02-17 | 国网山东省电力公司聊城供电公司 | Wire connection device with password locking mechanism |
| CN105337105B (en) * | 2015-11-23 | 2018-01-30 | 国网山东省电力公司聊城供电公司 | A kind of Wiring device with password lockable mechanism |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102146751B (en) | 2012-09-05 |
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| C06 | Publication | ||
| PB01 | Publication | ||
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Granted publication date: 20120905 Termination date: 20140422 |