CN1237251C - Double-core check lock and its key - Google Patents
Double-core check lock and its key Download PDFInfo
- Publication number
- CN1237251C CN1237251C CN 200310111832 CN200310111832A CN1237251C CN 1237251 C CN1237251 C CN 1237251C CN 200310111832 CN200310111832 CN 200310111832 CN 200310111832 A CN200310111832 A CN 200310111832A CN 1237251 C CN1237251 C CN 1237251C
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Abstract
The present invention discloses a double lock core safety lock and a key thereof. The double lock core ssafety lock comprises a lock head and a lock bolt sleeve shell, wherein the lock head also comprises an outer lock core, an inner lock core, an outer lock bolt, a safety member of the outer lock core, an inner lock bolt, a safety member of the inner lock core and a manual lock bolt. The lock bolt sleeve shell is also provided with a lock hole containing the outer lock bolt, the inner lock bolt, and the manual lock bolt of the lock head. A safety terminal is also contained in the lock hole containing the inner lock bolt and is matched with the outer lock bolt, a key is a double-layer key, and an outer key is matched with the outer lock core. An inner key is matched with the inner lock core. The double lock core safety lock and the key thereof are suitable for door locks, automobiles, motorcycles, safes, etc. The present invention relates to a double lock core safety lock and a key thereof which have higher theftproof performance. The safety lock can be unlocked only by the key of the safety lock. The double lock core safety lock and the key thereof have the advantages of simple structure technology, general precision requirement and easy mastery of processing and production.
Description
[technical field]
The present invention relates to a kind of lockset, relate in particular to a kind of twin-lock core safety lock and key thereof.
[background technology]
At present, generally the theftproof performance of general general tapered end is all not ideal enough on the market, as impacted or when destroying with other method, its firm performance and resistance are all relatively poor, for example cross lock, a letter lock, cylinder lock etc., can both open it and destroy at short notice with general unlocking tool, so property safety just can't be protected.
In addition, it is 02274984.5 Chinese patent that a kind of twin-lock core safety lock can be consulted the patent No., it discloses a kind of twin-lock core safety lock, it comprises lock body, sets gradually preceding lock core, rear lock core in the lock body, the key positioner groove of preceding lock core and the key positioner groove of rear lock core interlace 90 the degree, radially be provided with the pellet shot from a slingshot slideway at lock body and preceding lock core, rear lock core, spring, pellet shot from a slingshot are housed in the pellet shot from a slingshot slideway successively, and pellet shot from a slingshot can slide in the pellet shot from a slingshot slideway, and matches with the tooth on the key that inserts in the keyhole.Described one side on the key all is provided with tooth; Another side is provided with tooth at 1/2 place.But the twin-lock core safety lock of this type still can be unblanked by unlocking tool, so theftproof performance is not very high.
[summary of the invention]
In order to overcome the above-mentioned shortcoming that existing twin-lock core safety lock exists, the invention provides a kind of theftproof performance higher twin-lock core safety lock and key thereof, just having only with the key of this safety lock, it can open this safety lock.
For realizing purpose of the present invention, the technical solution adopted in the present invention is: a kind of twin-lock core safety lock is provided, it comprises tapered end 100 and lock bolt sheath body 200, tapered end 100 also comprises outer lock core 101 and the internal cylinder 102 that is connected, it is characterized in that: outer lock core 101 comprises outer lock core rotor 1, outer lock core stator 3 and lock core gear 5, outer lock core rotor 1 is positioned at outer lock core stator 3, sidewall tool one opening 302 of outer lock core stator 3, lock core gear 5 is positioned at opening 302 positions of outer lock core stator 3, internal cylinder 102 comprises internal cylinder rotor 9, internal cylinder stator 10, lock latch spring 11, lock bolt rod 12 and interior locking plug rotating disk 14, locking latch spring 11 is enclosed within and locks outside the bolt rod 12, lock first through hole 502 and second through hole 113 that bolt rod 12 inserts lock core gear 5 and internal cylinder stator 10, groove 141 is offered at the edge of interior locking plug rotating disk 14, the degree of depth of groove 141 deepens gradually towards a direction, locking bolt rod 12 cooperates with groove 141, internal cylinder rotor 9 is connected with interior locking plug rotating disk 14, tapered end 100 also comprises external lock lock bolt 19, the tooth of the bar portion 27 of external lock lock bolt 19 cooperates with the tooth of lock core gear 5, and key 300 is the double-deck key that cooperates with outer lock core 101 and internal cylinder 102.
Tapered end 100 also comprises outer lock core safety piece 30, and it cooperates with outer lock core stator 3 and external lock lock bolt 19.
Tapered end 100 also comprises internal cylinder insurance 16, and it is positioned at the afterbody of internal cylinder rotor 9, and the afterbody of internal cylinder rotor 9 is positioned at internal lock latch rotating disk 14, and internal cylinder insurance 16, internal cylinder rotor 9 and interior locking plug rotating disk 14 interconnect.
Sidewall tool one hole 191 of the head of external lock lock bolt 19, lock bolt sheath body 200 is also offered external lock lock bolt 19, first lockhole 202 of internal lock lock bolt 26, second lockhole 201 of ccontaining tapered end 100, also comprise insurance 204 in second lockhole 201, its hole 191 with external lock lock bolt 19 heads cooperates.
A kind of key, it is characterized in that the double-deck key of this key for cooperating with outer lock core 101 and internal cylinder 102, it comprises outer key 34 and interior key 32, outer key 34 tools one through hole, interior key 32 is set in the through hole of outer key 34 versatilely, and the length of interior key 32 is greater than the length of outer key 34.
The invention has the beneficial effects as follows:, therefore improved its safety performance because twin-lock core safety lock of the present invention and key thereof adopt twin-lock core and double-deck key; In addition, owing to adopt outer lock core safety piece 30, internal cylinder safety piece 31 and be positioned at insurance 204 of second lockhole 201 of lock bolt sheath body 200, so more improved the safety performance of this safety lock.This twin-lock core safety lock and Key structure technology thereof are simple, and precision requirement is general, and processing is grasped easily.
[description of drawings]
Fig. 1 is the tapered end exploded view of twin-lock core safety lock of the present invention.
Fig. 2 is the part assembly drawing of the tapered end of twin-lock core safety lock shown in Figure 1.
Fig. 3 is the tapered end assembly drawing of twin-lock core safety lock shown in Figure 1.
Fig. 4 is the user mode figure of twin-lock core safety lock of the present invention.
Fig. 5 is the schematic diagram of key of the present invention.
[specific embodiment]
See also Fig. 1 to Fig. 4, twin-lock core safety lock of the present invention comprises tapered end 100 and lock bolt sheath body 200.
Wherein, tapered end 100 is installed in the lock housing 33, and tapered end 100 comprises outer lock core 101, internal cylinder 102, external lock lock bolt 19, outer lock core safety piece 30, internal lock lock bolt 26, internal cylinder safety piece 31 and manual lock bolt 29.Outer lock core 101 comprises outer lock core rotor 1, outer lock core stator 3 and lock core gear 5, outer lock core rotor 1 is positioned at outer lock core stator 3, the sidewall of outer lock core rotor 1 and outer lock core stator 3 is offered similar number and corresponding through hole 112 and 301 respectively, this the every pair through hole 112 and 301 all cooperates with a lock core pearl and spring 2, sidewall tool one opening 302 of outer lock core stator 3, lock core gear 5 is positioned at the aperture position of outer lock core stator 3, and be fixed on the afterbody 111 of outer lock core rotor 1 by gear set screw 6, the afterbody 111 of outer lock core rotor 1 cooperates with the through hole 501 of lock core gear 5, so when rotating outer lock core rotor 1, can drive lock core gear 5 and rotate.Internal cylinder 102 comprises internal cylinder rotor 9, internal cylinder stator 10, two lock latch spring 11, two lock bolt rod 12, two bolt rod steel balls 13 and interior locking plug rotating disk 14, internal cylinder rotor 9 is positioned at internal cylinder stator 10, the sidewall of internal cylinder rotor 9 and internal cylinder stator 10 is offered similar number and corresponding through hole 94 and 114 respectively, this the every pair through hole 94 and 114 all cooperates with a lock core pearl and spring, interior outer lock core terminal pad 8 passes its through hole 801 by screw 4 and cooperates with the through hole 303 of outer lock core stator 3, and be fixed in the outer lock core stator 3, and pass its through hole 802 by screw 7 and cooperate with the through hole 110 of internal cylinder stator 10.Lock core gear 5,2 first through holes 502 are offered respectively at correspondence position in the edge of interior outer lock core terminal pad 8 and internal cylinder stator 10, the third through-hole 803 and second through hole 113, two lock latch spring 11 is enclosed within two tops of locking bolt rod 12 respectively, and be positioned at lock core gear 5,2 first through holes 502 of interior outer lock core terminal pad 8 and internal cylinder stator 10, in the third through-hole 803 and second through hole 113, two bolt rod steel balls 13 lay respectively at two and lock in the hole of bolt rod 12 bottoms, interior locking plug rotating disk 14 is offered two arc grooves 141 in its relative edge, the degree of depth of this two arc groove 141 deepens toward the clockwise direction gradually, two lock bolt rod 12 bottoms lays respectively in this two groove 141, can be beneficial to two by two bolt rod steel balls 13 and lock bolt rod 12 and slide in two grooves 141, internal cylinder jump ring 15 is stuck in breach 91 places of the afterbody of internal cylinder rotor 9.Internal cylinder safety piece 31 comprises internal cylinder insurance 16, insurance sub-spring 17 and insures sub-latch 18, the top 161 of internal cylinder insurance 16 is positioned at the afterbody of internal cylinder rotor 9, the afterbody of internal cylinder rotor 9 is positioned at internal lock latch rotating disk 14, the sidewall of the afterbody of internal cylinder rotor 9 and interior locking plug rotating disk 14 is offered similar number and corresponding through hole 93 and 142 respectively, this the every pair through hole 93 and 142 all cooperates with a lock core pearl and spring, therefore when internal cylinder insurance 16 rotated, locking plug rotating disk 14 rotated in can driving.Insurance sub-spring 17 is positioned at the top of internal cylinder insurance 16, insures the through hole 92 that sub-latch 18 inserts internal cylinder rotor 9 afterbodys, and Shi Buhui drops out so that internal cylinder insurance 16 is damaged.
The bar portion 27 of external lock lock bolt 19 is provided with tooth, and the tooth of the bar portion 27 of external lock lock bolt 19 cooperates with lock core gear 5, sidewall tool one hole 191 of the head of external lock lock bolt 19.Outer lock core safety piece 30 comprises that outer lock core insures sub-push rod 20, outer lock core insurance 21 and insurance sub-spring 22, insurance sub-spring 22 is enclosed within outside outer lock core insurance 21, outer lock core insurance 21 is positioned at the top that outer lock core insures sub-push rod 20, outer lock core insures the through hole 304 that sub-push rod 20 is inserted into outer lock core stator 3, when outer lock core rotor 1 is destroyed, outer lock core insures sub-push rod 20 and comes off automatically, thereby make outer lock core insurance 21 insert the afterbody of external lock lock bolt 19 automatically, play the purpose that to unblank.Internal lock lock bolt 26 is laterally offered a through hole 261, and lock bolt control lever 25 passes through hole 261, opens the through hole 143 that 23 activities of internal lock control lever screw are fixed on interior locking plug rotating disk 14.Lock bolt control lever 25 also is fixed on lock housing 33 by internal lock control lever locator 24, thereby drives moving of internal lock lock bolt 26 when interior locking plug rotating disk 14 rotates.Manual lock bolt 29 tools one guiding block 291, its tooth with the bar portion 27 of external lock lock bolt 19 cooperates, and drives the motion of manual lock bolt 29 with the motion by external lock lock bolt 19.
Lock bolt sheath body 200 is offered first lockhole 202, second lockhole 201, the 3rd lockhole 203 of external lock lock bolt 19, internal lock lock bolt 26 and the manual lock bolt 29 of 3 ccontaining tapered ends 100, also comprise taper insurance 204 in second lockhole 201, when internal lock lock bolt 26 is inserted into first lockhole 202, taper insurance 204 can be inserted into the hole 191 at external lock lock bolt 19 tops, even thereby destroy lock bolt sheath body 200, lock bolt sheath body 200 is separated with tapered end 100, therefore improve the safety performance of this safety lock more.
See also Fig. 5, key 300 is double-deck key, it comprises outer key 34 and interior key 32, outer key 34 and interior key 32 equal tool one through holes, interior key 32 is set in the through hole of outer key 34 versatilely, and the length of interior key 32 is greater than the length of outer key 34, and outer key 34 can cooperate with outer lock core rotor 1, interior key 32 can cooperate with internal cylinder rotor 9, and the through hole of interior key 32 cooperates with the bar portion 162 of internal cylinder insurance 16.
Twin-lock core safety lock of the present invention and key operating principle thereof are: when first lockhole 202 that the external lock lock bolt 19 and the internal lock lock bolt 26 of tapered end 100 is locked into lock bolt sheath body 200 with key 300 and second lockhole 201, at first lock outer lock core 101 earlier with outer key 34, it is to cooperate with lock core gear 5 by outer key 34, thereby rotate outer key 34 and drive the rotation of lock core gear 5, be locked in first lockhole 202 of lock bolt sheath body 200 thereby drive external lock lock bolt 19; And then stretch to internal cylinder rotor 9 with interior key 32 and be mated, thereby key 32 drives the rotation of internal cylinder rotor 9 in rotating, thereby locking plug rotating disk 14 rotates in driving, drive again and lock bolt rod 12 anti-inserting and locking lock core gear 5, reach the purpose of locking external lock lock bolt 19, simultaneously internal lock lock bolt 26 is advanced together second lockhole 201 of lock bolt sheath body 200, thereby finish the external lock lock bolt 19 of tapered end 100 and first lockhole 202 and second lockhole 201 that internal lock lock bolt 26 is locked into lock bolt sheath body 200.When with other instrument or be not key 300 when opening safety lock of the present invention, internal cylinder insurance 16 will automatic shift, so in locking plug rotating disk 14 will produce idle running and can't drive and lock bolt rod 12 repositions, this safety lock just can't be opened.When hitting as boring with drilling tool, outer lock core rotor 1 is damaged, and can make outer lock core insurance 21 insert the afterbody of external lock lock bolt 19 automatically, plays the purpose that can't unblank equally.As when being subjected to clashing into, outer lock core rotor 1, lock core gear 5, gear set screw 6, interior locking plug rotating disk 14 and internal lock lock bolt 26 will come off, internal cylinder insurance 16 and outer lock core insurance 21 can play closing function equally so, the antitheft effect that this safety lock is reached equally can't open.When unblanking with key 300, principle is opposite with the above-mentioned principle of locking.
Claims (10)
1. twin-lock core safety lock, it comprises tapered end (100) and lock bolt sheath body (200), tapered end (100) also comprises outer lock core (101) and the internal cylinder (102) that is connected, it is characterized in that: outer lock core (101) comprises outer lock core rotor (1), outer lock core stator (3) and lock core gear (5), outer lock core rotor (1) is positioned at outer lock core stator (3), sidewall tool one opening (302) of outer lock core stator (3), lock core gear (5) is positioned at opening (302) position of outer lock core stator (3), internal cylinder (102) comprises internal cylinder rotor (9), internal cylinder stator (10), lock latch spring (11), lock bolt rod (12) and interior locking plug rotating disk (14), locking latch spring (11) is enclosed within and locks outside the bolt rod (12), lock first through hole (502) and second through hole (113) that bolt rod (12) inserts lock core gear (5) and internal cylinder stator (10), groove (141) is offered at the edge of interior locking plug rotating disk (14), the degree of depth of groove (141) deepens gradually towards a direction, locking bolt rod (12) cooperates with groove (141), internal cylinder rotor (9) is connected with interior locking plug rotating disk (14), tapered end (100) also comprises external lock lock bolt (19), and the tooth of the bar portion (27) of external lock lock bolt (19) cooperates with the tooth of lock core gear (5).
2, twin-lock core safety lock as claimed in claim 1 is characterized in that tapered end (100) also comprises outer lock core safety piece (30), and it cooperates with outer lock core stator (3) and external lock lock bolt (19).
3, twin-lock core safety lock as claimed in claim 2, it is characterized in that outer lock core safety piece (30) comprises that outer lock core insures sub-push rod (20), outer lock core insurance (21) and insurance sub-spring (22), insurance sub-spring (22) is enclosed within outside outer lock core insurance (21), and outer lock core insures the through hole (304) that sub-push rod (20) is inserted into outer lock core stator (3).
4. twin-lock core safety lock as claimed in claim 1 is characterized in that tapered end (100) also comprises internal lock lock bolt (26), and it is fixed on the interior locking plug rotating disk (14).
5. twin-lock core safety lock as claimed in claim 1 is characterized in that tapered end (100) also comprises manual lock bolt (29), this manual lock bolt (29) tool one guiding block (291), and this guiding block (291) cooperates with the tooth of the bar portion (27) of external lock lock bolt (19).
6. twin-lock core safety lock as claimed in claim 1, it is characterized in that tapered end (100) also comprises internal cylinder insurance (16), it is positioned at the afterbody of internal cylinder rotor (9), the afterbody of internal cylinder rotor (9) is positioned at internal lock latch rotating disk (14), and internal cylinder insurance (16), internal cylinder rotor (9) and interior locking plug rotating disk (14) interconnect.
7. twin-lock core safety lock as claimed in claim 1 is characterized in that internal cylinder (102) comprises internal cylinder jump ring (15), and its breach (91) that is stuck in the afterbody of internal cylinder rotor (9) is located; Internal cylinder (102) also comprises bolt rod steel ball (13), and it is positioned at the hole of locking bolt rod (12) bottom, and the bottom of locking bolt rod (12) is positioned at groove (141).
8. twin-lock core safety lock as claimed in claim 1 is characterized in that tapered end (100) also comprises the interior outer lock core terminal pad (8) that connects outer lock core (101) and internal cylinder (102).
9. twin-lock core safety lock as claimed in claim 1, sidewall tool one hole (191) that it is characterized in that the head of external lock lock bolt (19), lock bolt sheath body (200) is also offered external lock lock bolt (19), first lockhole (202) of internal lock lock bolt (26), second lockhole (201) of ccontaining tapered end (100), also comprise insurance (204) in second lockhole (201), its hole (191) with external lock lock bolt (19) head cooperates.
10. key, it is characterized in that the double-deck key of this key for cooperating with outer lock core (101) and internal cylinder (102), it comprises outer key (34) and interior key (32), outer key (34) tool one through hole, interior key (32) is set in the through hole of outer key (34) versatilely, and the length of interior key (32) is greater than the length of outer key (34).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200310111832 CN1237251C (en) | 2003-10-21 | 2003-10-21 | Double-core check lock and its key |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200310111832 CN1237251C (en) | 2003-10-21 | 2003-10-21 | Double-core check lock and its key |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1538025A CN1538025A (en) | 2004-10-20 |
| CN1237251C true CN1237251C (en) | 2006-01-18 |
Family
ID=34336276
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200310111832 Expired - Fee Related CN1237251C (en) | 2003-10-21 | 2003-10-21 | Double-core check lock and its key |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1237251C (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105750353A (en) * | 2016-03-09 | 2016-07-13 | 安徽鑫旭新材料股份有限公司 | Steel continuous extruding and pumping device |
| CN107386805B (en) * | 2017-07-10 | 2022-08-26 | 保定市硕成科技有限公司 | Anti-theft mechanical safety lock |
-
2003
- 2003-10-21 CN CN 200310111832 patent/CN1237251C/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN1538025A (en) | 2004-10-20 |
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|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20060118 Termination date: 20121021 |