CN203978017U - A kind of pick-proof lock and key - Google Patents
A kind of pick-proof lock and key Download PDFInfo
- Publication number
- CN203978017U CN203978017U CN201420285510.3U CN201420285510U CN203978017U CN 203978017 U CN203978017 U CN 203978017U CN 201420285510 U CN201420285510 U CN 201420285510U CN 203978017 U CN203978017 U CN 203978017U
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- tooth blade
- key
- socket
- boss
- outer tooth
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Abstract
The utility model relates to a kind of pick-proof lock, and feature is to comprise lock housing, back-moving spring, hoodle, lock core, more than one group interior tooth blade construction, more than one group outer tooth blade construction and locking card key; Lock housing, inwall axially have an elongate recesses, in lock housing, be provided with and the vertical hole communicating of elongate recesses; At the key hole that axially has the insertion of confession key of lock core, slot vertically passes key hole and is communicated with axial groove; Interior tooth blade construction and outer tooth blade construction are arranged in each self-corresponding slot; Locking card key is contained in axial groove and can moves radially, and the end of locking card key one side may be stuck in first to fourth socket of the interior tooth blade construction of every group and outer tooth blade construction, and the end of locking card key opposite side can fall into elongate recesses.A kind of key for above-mentioned pick-proof lock is also disclosed.Its advantage is: need be simultaneously by the power of two directions during picking lock, and the probability that opens by mistake and prized is almost nil, and theftproof is good and simple in structure.
Description
The utility model relates to a kind of pick-proof lock and key.
Background technology
At present, mechanical lock all adopts pellet or elastic piece structure, and it comprises lock housing, lock core and pellet or shell fragment.While unblanking, only at all pellets or blade during simultaneously in ad-hoc location, lock core could rotate in lock housing, reaches the object of unblanking, and the contraposition direction of described pellet or blade is identical; When pellet or shell fragment be not during in ad-hoc location, the both sides of pellet or blade are connected with lock core and lock housing respectively, and lock core can not be rotated, and reach the effect of avoiding improper opening.But such is latched in the not shortcoming of pick-proof, because the contraposition direction of pellet or blade is identical, during robber's picking lock, only need, by the power of a direction, be easy to utilize instrument that pellet or blade displacement are opened lock.
summary of the inventionthe purpose of this utility model is overcome the deficiencies in the prior art and provide a kind of contraposition direction of blade to have two kinds, need be simultaneously by the power of two directions during picking lock, and the probability that opens by mistake and prized is almost nil, the pick-proof lock that theftproof is good and simple in structure and key.
In order to achieve the above object, the utility model is achieved in that it is a kind of pick-proof lock, is characterized in that comprising:
Lock housing; Described lock-shell lining axially have an elongate recesses, in lock housing, be provided with and the vertical hole communicating of elongate recesses;
Back-moving spring and hoodle; Described back-moving spring and hoodle are all located in hole, and described hoodle can move up and down in hole;
Lock core; Described lock core axially have a key hole inserting for key, on the wall of lock core, have axial groove, lock core radially have a slot more than two parallel to each other, described slot vertically passes key hole and is communicated with axial groove;
More than one group interior tooth blade construction; Described interior tooth blade construction is arranged in each self-corresponding slot, and every group of interior tooth blade construction comprises the first interior tooth blade, the second interior tooth blade and the first spring; On described the first interior tooth blade, have the first jack passing for key, on one side of the first interior tooth blade, have the first socket, in correspondence end on one side, be provided with the first stop hook, in the first jack, be provided with the first boss coordinating with key; On described the second interior tooth blade, have the second jack passing for key, on one side of the second interior tooth blade, have the second socket, in correspondence end on one side, be provided with the second stop hook, in the second jack, be provided with the second boss coordinating with key; Described the first spring is between the first stop hook and the second stop hook;
More than one group outer tooth blade construction; Described outer tooth blade construction is arranged in each self-corresponding slot, and every group of outer tooth blade construction comprises the first outer tooth blade, the second outer tooth blade and the second spring; On described the first outer tooth blade, have the 3rd jack passing for key, on one side of the first outer tooth blade, have the 3rd socket, in the end of another side, be provided with the 3rd stop hook, in the corner of the 3rd jack, be provided with the 3rd boss coordinating with key; On the second outer tooth blade, have the 4th jack passing for key, on one side of the second outer tooth blade, have the 4th socket, in the end of another side, be provided with the 4th stop hook, in the corner of the 4th jack, be provided with the 4th boss coordinating with key; Described the second spring is between the 3rd stop hook and the 4th stop hook; And
Locking card key; Described locking card key is contained in axial groove and can moves radially, and the end of locking card key one side may be stuck in first to fourth socket of interior tooth blade construction and outer tooth blade construction, and the end of locking card key opposite side can fall into elongate recesses.
In described every group, the shape of first to fourth socket of tooth blade construction and outer tooth blade construction and size are identical, and first to fourth socket is all down " V " shape.
The first interior tooth blade of described every group and the housing size of the second interior tooth blade are identical; The first outer tooth blade of every group, the housing size of the second outer tooth blade are identical.
In described key hole, be axially arranged with guiding rib.
In the technical program, comprise the locking bar that inserts key hole, in the one side of described locking bar, be provided with groove, on two walls of described groove, be respectively equipped with first recessed tooth the first double wedge, described the first recessed tooth can coordinate with the first boss, and described the first double wedge can coordinate with the second boss; Another side at locking bar is provided with convex surface, is respectively equipped with the second recessed tooth and the second double wedge in the two side of described convex surface, and described the second recessed tooth can coordinate with the 3rd boss, and described the second double wedge can coordinate with the 4th boss.
Centre at described convex surface is provided with gathering sill, and described gathering sill coordinates with guiding rib.
The utility model advantage is compared with prior art: because the contraposition direction of blade has two kinds, be the contraposition that inwardly relatively moves, another kind is the contraposition that outwards relatively moves, need be simultaneously during picking lock by the power of two directions, the probability that opens by mistake and prized is almost nil, and theftproof is good and simple in structure.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 is stereogram of the present utility model;
Fig. 3 is explosive view of the present utility model;
Fig. 4 is the front view of the interior tooth blade of the utility model first and the second interior tooth blade alignment;
Fig. 5 is the front view of the interior tooth blade of the utility model first and the second interior tooth blade dislocation state;
Fig. 6 is the front view of the outer tooth blade of the utility model first and the second outer tooth blade alignment;
Fig. 7 is the front view of the outer tooth blade of the utility model first and the second outer tooth blade dislocation state;
Fig. 8 is the stereogram in the utility model key front;
Fig. 9 is the stereogram of the utility model key reverse side.
The specific embodiment
Below in conjunction with accompanying drawing, the specific embodiment of the present utility model is described further.At this, it should be noted that, for the explanation of these embodiments, be used for helping to understand the utility model, but do not form restriction of the present utility model.In addition,, in each embodiment of described the utility model, involved technical characterictic just can not interosculate as long as do not form each other conflict.
In description of the present utility model, term " first ", " second ", " the 3rd " and " the 4th " be only for describing object, and can not be interpreted as indication or hint relative importance.
As shown in Figure 1 to 9, it is a kind of pick-proof lock, comprising:
Lock housing 8; Described lock housing 8 inwalls axially have an elongate recesses 82, in lock housing 8, be provided with and the vertical hole communicating 81 of elongate recesses 82;
Back-moving spring 1 and hoodle 2; Described back-moving spring 1 and hoodle 2 are all located in hole 81, and described hoodle 2 can move up and down in hole 81;
Lock core 7; Described lock core 7 axially have a key hole 71 inserting for key, on the wall of lock core 7, have axial groove 72, lock core 7 radially have six slots parallel to each other 73, described slot 73 is vertical through key hole 71 and be communicated with axial groove 72; Also the quantity of slot 73 can be set according to actual conditions, but need be more than two;
Tooth blade construction in three groups; Described interior tooth blade construction is arranged in each self-corresponding slot 73, and every group of interior tooth blade construction comprises the first interior tooth blade 5 of interior tooth blade 4, second and the first spring 6; On described the first interior tooth blade 4, have the first jack 42 passing for key, on one side of the first interior tooth blade 4, have the first socket 41, in correspondence end on one side, be provided with the first stop hook 43, in the first jack 42, be provided with the first boss 44 coordinating with tooth in key; On described the second interior tooth blade 5, have the second jack 52 passing for key, on one side of the second interior tooth blade 5, have the second socket 51, in correspondence end on one side, be provided with the second stop hook 53, in the second jack, be provided with the second boss 54 coordinating with key; Described the first spring 6 is between the first stop hook 43 and the second stop hook 53; In the present embodiment, in three groups of interior tooth blade constructions, all have any different in the position of the position of the first boss 44 and the first socket 41, all has any different in the position of the position of the second boss 54 and the second socket 51; While unblanking, key drives the first boss 44 and the second boss 54 inwardly to relatively move, and the first socket 41 and the second socket 51 are aligned and coincided; When shutting, extract key out, under the effect of the first spring 6, the first interior tooth blade 4 and the second interior tooth blade 5 reset, the first socket 41 and the second socket 51 dislocation;
Three groups of outer tooth blade constructions; Described outer tooth blade construction is arranged in each self-corresponding slot 73, and every group of outer tooth blade construction comprises the first outer tooth blade 11 of outer tooth blade 9, second and the second spring 10; On described the first outer tooth blade 9, have the 3rd jack 92 passing for key, on one side of the first outer tooth blade 9, have the 3rd socket 91, in the end of another side, be provided with the 3rd stop hook 93, in the corner of the 3rd jack 92, be provided with the 3rd boss 94 coordinating with key; On the second outer tooth blade 11, have the 4th jack 112 passing for key, on one side of the second outer tooth blade 11, have the 4th socket 111, in the end of another side, be provided with the 4th stop hook 113, in the corner of the 4th jack 112, be provided with the 4th boss 114 coordinating with key; Described the second spring 10 is between the 3rd stop hook 93 and the 4th stop hook 113; In the present embodiment, in three groups of outer tooth blade constructions, all have any different in the position of the length of the 3rd boss 94 and the 3rd socket 91, all has any different in the position of the length of the 4th boss 114 and the 4th socket 111; While unblanking, key drives the 3rd boss 94 and the 4th boss 114 outwards to relatively move, and the 3rd socket 91 and the 4th socket 111 are aligned and coincided; When shutting, extract key out, under the effect of the second spring 10, the first outer tooth blade 9 and the second outer tooth blade 11 reset, the 3rd socket 91 and the 4th socket 111 dislocation; The quantity of the quantity of interior tooth blade construction and outer tooth blade construction is identical with the quantity of slot 73; And
Locking card key 3; Described locking card key 3 is contained in axial groove 72 and can moves radially, and the end of locking card key 3 one sides may be stuck in first to fourth socket of interior tooth blade construction and outer tooth blade construction, and the end of locking card key 3 opposite sides can fall into elongate recesses 82.
While unblanking, in key hole 71, insert key, if the tooth of key is correct, key promotes the first boss 44, the second boss 54, the 3rd boss 94 and the 4th boss 114, makes the first socket 41
Align and coincide with the second socket 51 and the 3rd socket 91 and the 4th socket 111 align and coincide, under the promotion of back-moving spring 1, hoodle 2 is pushed into a side of locking card key 3 in the first socket 41, the second socket 51, the 3rd socket 91 and the 4th socket 111, the opposite side of locking card key 3 departs from lock housing 8, now lock core 7 can rotate, and reaches the object of unblanking.
When shutting, extract key out, under the effect of the first spring 6, the first interior tooth blade 4 and the second interior tooth blade 5 reset, the first socket 41 and the second socket 51 dislocation, under the effect of the second spring 10, the first outer tooth blade 9 and the second outer tooth blade 11 reset, the 3rd socket 91 and the 4th socket 111 dislocation, the first interior tooth blade 4, the second interior tooth blade 5, the first outer tooth blade 9 and the second outer tooth blade 11 promote locking card key 3, the opposite side of locking card key 3 is pushed in elongate recesses 82, a part for locking card key 3 is arranged in axial groove 72 like this, another part is arranged in elongate recesses 82, lock core 7 can not be rotated, reach the object shutting.
In key hole 71, insert key, if the tooth of key is incorrect, key can not promote the first boss 44, the second boss 54, the 3rd boss 94 and the 4th boss 114, such the first socket 41 and the second socket 51 dislocation, the 3rd socket 91 and the 4th socket 111 dislocation, the first interior tooth blade 4, the second interior tooth blade 5, the first outer tooth blade 9 and the second outer tooth blade 11 withstand locking card key 3, make the opposite side that locks card key 3 be arranged in elongate recesses 82, make a part that locks card key 3 be arranged in axial groove 72, another part is arranged in elongate recesses 82, lock core 7 can not be rotated, reach antitheft object.
When having people's picking lock, because inwardly relatively moving, the first boss 44 and the second boss 54 just can make the first socket 41 and the second socket 51 contrapositions, and the 3rd boss 94 and the 4th boss 114 outwards relatively move and just can make the 3rd socket 91 and the 4th socket 111 contrapositions, during picking lock, need by two contrary power, lock could be pried open simultaneously, the difficulty of picking lock is very large, its wrong-unlocking rate is one of 12 sides of seven, substantially can not be pried open.
In the present embodiment, the shape of first to fourth socket of described interior tooth blade construction and outer tooth blade construction and size are identical, and first to fourth socket is all down " V " shape.
In the present embodiment, the housing size of the described every group first interior tooth blade 4 and the second interior tooth blade 5 is identical; The housing size of first outer tooth blade 9, the second outer tooth blade 11 of every group is identical.
In the present embodiment, in described key hole 71, be axially arranged with guiding rib 711, guiding rib 711 makes the axial displacement of key.
In the present embodiment, comprise the locking bar 12 that inserts key hole 71, in the one side of described locking bar 12, be provided with groove 121, on two walls of described groove 121, be respectively equipped with the first recessed tooth 122 and the first double wedge 123, described the first recessed tooth 122 can coordinate with the first boss 44, and described the second double wedge 123 can be with
The second boss 54 coordinates; While unblanking, the first recessed tooth 122 can inwardly promote the first boss 44, the first double wedges 123 can inwardly promote the second boss 54; Another side at locking bar 12 is provided with convex surface 124, is respectively equipped with the second recessed tooth 122 and the second double wedge 126 in the two side of described convex surface 124, and described the second recessed tooth 122 can coordinate with the 3rd boss 94, and described the second double wedge 126 can coordinate with the 4th boss 114; When unblanking, the second recessed tooth 122 can outwards promote the 3rd boss 94, the second double wedges 126 can outwards promote the 4th boss 114.
In the present embodiment, in the centre of described convex surface 124, be provided with gathering sill 127, described gathering sill 127 coordinates with guiding rib 711, gathering sill 127 with make the axial displacement of key coordinating of guiding rib 711.
Below by reference to the accompanying drawings embodiment of the present utility model is made to detailed description, but the utility model is not limited to described embodiment.For the ordinary skill in the art, in the situation that not departing from principle of the present utility model and aim, these embodiments being carried out to multiple variation, modification, replacement and distortion still falls within protection domain of the present utility model.
Claims (5)
1. a pick-proof lock, is characterized in that comprising:
Lock housing (8); Described lock housing (8) inwall axially have an elongate recesses (82), in lock housing (8), be provided with and the vertical hole communicating of elongate recesses (82) (81);
Back-moving spring (1) and hoodle (2); Described back-moving spring (1) and hoodle (2) are all located in hole (81), and described hoodle (2) can move up and down in hole (81);
Lock core (7); The key hole (71) that axially has the insertion of confession key at described lock core (7), on the wall of lock core (7), have axial groove (72), lock core (7) radially have a slot more than two parallel to each other (73), described slot is vertically through key hole (71) and be communicated with axial groove (72);
More than one group interior tooth blade construction; Described interior tooth blade construction is arranged in each self-corresponding slot (73), and every group of interior tooth blade construction comprises the first interior tooth blade (4), the second interior tooth blade (5) and the first spring (6); On described the first interior tooth blade (4), have the first jack (42) passing for key, on one side of the first interior tooth blade (4), have the first socket (41), in correspondence end on one side, be provided with the first stop hook (43), in the first jack (42), be provided with the first boss (44) coordinating with key; On described the second interior tooth blade (5), have the second jack (52) passing for key, on one side of the second interior tooth blade (5), have the second socket (51), in correspondence end on one side, be provided with the second stop hook (53), in the second jack (52), be provided with the second boss (54) coordinating with key; Described the first spring (6) is positioned between the first stop hook (43) and the second stop hook (53);
More than one group outer tooth blade construction; Described outer tooth blade construction is arranged in each self-corresponding slot (73), and every group of outer tooth blade construction comprises the first outer tooth blade (9), the second outer tooth blade (11) and the second spring (10); On described the first outer tooth blade (9), have the 3rd jack (92) passing for key, on one side of the first outer tooth blade (9), have the 3rd socket (91), in the end of another side, be provided with the 3rd stop hook (93), in the corner of the 3rd jack (93), be provided with the 3rd boss (94) coordinating with key; On the second outer tooth blade (11), have the 4th jack (112) passing for key, on one side of the second outer tooth blade (11), have the 4th socket (111), in the end of another side, be provided with the 4th stop hook (113), in the corner of the 4th jack (112), be provided with the 4th boss (114) coordinating with key; Described the second spring (10) is positioned between the 3rd stop hook (93) and the 4th stop hook (113); And
Locking card key (3); Described locking card key (3) is contained in axial groove (72) and can moves radially, the end of locking card key (3) one sides may be stuck in first to fourth socket of the interior tooth blade construction of every group and outer tooth blade construction, and the end of locking card key (3) opposite side can fall into elongate recesses (82).
2. a kind of pick-proof lock according to claim 1, is characterized in that shape and the size of first to fourth socket of tooth blade construction and outer tooth blade construction in described every group is identical, and first to fourth socket is all down " V " shape.
3. a kind of pick-proof lock according to claim 1, is characterized in that the housing size of the first interior tooth blade (4) of described every group and the second interior tooth blade (5) is identical; The first outer tooth blade (9) of every group, the housing size of the second outer tooth blade (11) are identical.
4. the key of a kind of pick-proof lock according to claim 1, it is characterized in that comprising the locking bar (12) that inserts key hole (71), one side at described locking bar (12) is provided with groove (121), on two walls of described groove (121), be respectively equipped with the first recessed tooth (122) and the first double wedge (123), described the first recessed tooth (122) can coordinate with the first boss (44), and described the first double wedge (123) can coordinate with the second boss (54); Another side at locking bar (12) is provided with convex surface (124), in the two side of described convex surface (124), be respectively equipped with the second recessed tooth (122) and the second double wedge (126), described the second recessed tooth (122) can coordinate with the 3rd boss (94), and described the second double wedge (126) can coordinate with the 4th boss (114).
5. the key of a kind of pick-proof lock according to claim 4, it is characterized in that being provided with gathering sill (127) in the centre of described convex surface (124), in described key hole (71), be axially arranged with guiding rib (711), described gathering sill (127) coordinates with guiding rib (711).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420285510.3U CN203978017U (en) | 2014-05-30 | 2014-05-30 | A kind of pick-proof lock and key |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420285510.3U CN203978017U (en) | 2014-05-30 | 2014-05-30 | A kind of pick-proof lock and key |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203978017U true CN203978017U (en) | 2014-12-03 |
Family
ID=51975475
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420285510.3U Expired - Fee Related CN203978017U (en) | 2014-05-30 | 2014-05-30 | A kind of pick-proof lock and key |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203978017U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109723287A (en) * | 2019-02-02 | 2019-05-07 | 文江洪 | Super C class lock core |
-
2014
- 2014-05-30 CN CN201420285510.3U patent/CN203978017U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109723287A (en) * | 2019-02-02 | 2019-05-07 | 文江洪 | Super C class lock core |
| CN109723287B (en) * | 2019-02-02 | 2024-01-16 | 文江洪 | Super C type lock core |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141203 Termination date: 20160530 |
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| CF01 | Termination of patent right due to non-payment of annual fee |