CN102403158B - Lock cylinder combinational structure of key switch - Google Patents
Lock cylinder combinational structure of key switch Download PDFInfo
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- CN102403158B CN102403158B CN201010282094.8A CN201010282094A CN102403158B CN 102403158 B CN102403158 B CN 102403158B CN 201010282094 A CN201010282094 A CN 201010282094A CN 102403158 B CN102403158 B CN 102403158B
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- concane gap
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Abstract
The invention discloses a lock cylinder combinational structure of a key switch, which comprises a lock case and a lock cylinder. A holding space with an opening is disposed in the lock case, a plurality of convex ribs are inwards disposed in the holding space along the opening, the lock cylinder is arranged in the holding space of the lock case, a key hole which penetrates through various lock plate grooves is disposed at one end of the lock cylinder, a key can be inserted into the key hole, a plurality of lock plate grooves which transversally extend are respectively arranged on two opposite sides of the middle section of the lock cylinder, different lock plates which can match with tooth grains of the key are stored in the key plate grooves, a longitudinally through groove is disposed between each two partially adjacent lock plate grooves of a part of the lock plate grooves, a complete connection portion is formed beside the rest lock plate grooves which are not communicated with the grooves, a complete surface shape of the periphery of the lock cylinder can be kept by the aid of the connection portion, and the convex ribs of the lock case can stably contact with each other at any rotational angles due to the connection portion. By the aid of the lock cylinder combinational structure, the lock cylinder can be prevented from being askew or loosening in the lock case, the lock cylinder keeps stable and smooth when rotating, and service lives of various components can be prolonged.
Description
Technical field
The present invention relates to a kind of lock core combining structure of key switch.
Background technology
As shown in Figure 1, be the lock core structure of existing key switch, mainly comprise: the part such as lock housing 10, lock core 20 and bonnet 30.In wherein said lock housing 10, be provided with the open accommodation space 101 in front and back, in described accommodation space 101, be provided with the fin 102,103 of multiple longitudinal extensions, as shown in Figure 1, wherein a part of fin is rough sides that protrude out an opening that exceeds described accommodation space 101 hereinafter referred to as the first fin 103, and another part fin can be concaved to contract by the openend of accommodation space 101 according to need hereinafter referred to as the second fin 102 and form a concane gap 1021.Lock core 20 is to be placed in the accommodation space 101 of described lock housing 10, be provided with a keyhole 203 axially connecting in an end of described lock core 20, be provided with in the outer side of described keyhole 203 ring flange 201 expanding outwardly, for block on the opening of accommodation space 101, be provided with a protruding block 202 in the inner side of described ring flange 201, described protruding block 202 is can be along sliding corresponding to concane gap 1021 position pivotables, and by the first fin 103 blocks of its two side in described protruding block 202, to form the restriction of lock core 20 pivotables.The another locking plate groove 204 that is provided with multiple horizontal expansions and is connected with described keyhole 203 in two offsides in described lock core 20 stage casings.Can be for the different locking plates 2041 of accommodating cooperation key groove in each locking plate groove 204.And for ease of assembling operation, can be provided with a slitting slot 205 longitudinally connecting in 204 of each locking plate grooves of a side wherein at present commonly.And described slitting slot 205 can produce an area of absence 206 in all side surfaces of lock core 20, even if go to corresponding the each first or second fin 103,102 positions, also produce extremely significantly gap therebetween, cannot reach effective lateral support and the location of the described first or second fin 103,102.Separately be provided with the annular groove 207 that can be inserted in for stop ring 304 away from one end of ring flange 201 in lock core 20.Described annular groove 207 can form a location notch 2071 with keyhole 203 intersections.Bonnet 30 is provided with slightly tapered driving protuberance 303 in a table side periphery, is provided with in described bonnet 30 another table side peripheries the clipping block 302 and at least one flange 301 that inwardly protrude out.Utilize described clipping block 302 to snap in the location notch 2071 of lock core 20, coordinate described flange 301 to embed in annular groove 207, can make described bonnet 30 form combination with lock core 20, and fixing described stop ring 304, utilize stop ring 304 to coordinate ring flange 201 to form block in the front and back ends of lock housing 10, to prevent that described lock core 20 is by the interior outside slippage of lock housing 10.
As shown in Figure 2,3, known said structure in use, can drive lock core 20 to rotate when key inserts keyhole 203, to drive the driving protuberance 303 of bonnet 30 along with rotation, and drives the touch switch (not drawing) at rear.As shown in Figure 2, due to the rotation of lock core 20 in accommodation space 101, all to rely on the periphery table side contacts of the each second or first fin 102,103 and lock core 20 and kept stablizing, but in above-mentioned rotation process, because described the first fin 103 is to protrude out the opening that exceeds accommodation space 101, therefore second fin 102 positions corresponding to lock housing 10 form the supporting surface of different levels, cause all sides of bottom surface of described ring flange 201 in a unsettled holding state; Secondly, only pass through stop ring 304 blocks of a thin slice in lock core 20 rear ends in lock housing 10 rear ends, quite weak to 20 positioning actions that can produce of lock core.Thus, the area of absence 206 forming when described slitting slot 205 is rotated with described lock core 20 and is shifted one's position when corresponding respectively to the each second or first fin 102,103 direction, lock core 20 can effectively support and location because cannot be subject to each the described second or first fin 102,103 in described area of absence 206, and easily make lock core 20 in the time of stressed operation towards this lateral deviation tiltedly or deflection, then make to form nonconcentric(al) lateral deviation situation between described lock core 20 and accommodation space 101, as shown in Figure 3.Rocking back and forth with unstable when this lateral deviation phenomenon certainly will cause lock core 20 to rotate, not only can affect user's operation smoothness, the protruding block 202 that even can make lock core 20 produces excessive deflection because of lock core 20 stressed, and then stick up more and the restriction of unconventional the first fin 103, cause stuck or badly damaged between lock core 20 and lock housing 10.
In addition; because area of absence 206 work in-processes of lock core 20 1 sides often can form sharp-pointed hypotenuse on slitting slot 205 outer ledges; therefore, if when lock core 20 produces above-mentioned lateral deviation phenomenon in rotating, will cause serious scratch to the medial surface of each the described second or first fin 102,103.In use for some time, follow the increase of scratch with deep, the fit precision that makes the second or first fin 102,103 and lock core 20 is reduced, make lock core 20 day by day serious in the deflection situation of accommodation space 101, reduce the durability of lock core structure.
Summary of the invention
Technical problem to be solved by this invention is to provide a kind of lock core combining structure of key switch, can avoid lock core that crooked, loosening situation occurs in lock housing, and stable and structure smoothly can guarantee that lock core rotates time, can also increase the useful life of each assembly.
For solving the problems of the technologies described above, the lock core combining structure of key switch provided by the invention comprises:
One lock housing, inside is provided with an ostiolate accommodation space, in described accommodation space, is inwardly provided with multiple fins along opening.
One lock core, be arranged in the accommodation space of described lock housing, at the distolateral keyhole that runs through each locking plate groove and can insert for key that is provided with of described lock core one, be respectively equipped with the locking plate groove of multiple horizontal expansions at two offsides in described lock core stage casing, in each described locking plate groove, can be used for the different locking plates of accommodating cooperation key groove; Between the adjacent described locking plate groove of the part of described two offsides, be respectively equipped with a groove longitudinally connecting; The each described part locking plate groove side not connected by described groove forms a complete linking part, and described linking part can make the former complete surface configuration of lock core week side maintenance, and can all form stable contacting in any anglec of rotation with each fin of described lock housing.
According to said structure, described each linking part is crisscross arranged respectively in two offsides of lock core.Be respectively equipped with the opening of external connection at two opposite sides of described accommodation space, in one end away from described keyhole of described lock core, in conjunction with a bonnet, described bonnet is the corresponding opening at described accommodation space for block.In one end away from keyhole of described lock core, week side is provided with an annular groove, and described bonnet is provided with the flange that can embed described annular groove at corresponding position.
According to said structure, be provided with a set of neck at described lock core away from one end week side of keyhole, in order to plug ring in cover unification, described interior plug ring is to stablize plug sleeve with cover neck and the inner maintenance of lock housing of described lock core respectively with inside and outside footpath, and described bonnet is block side outside interior plug ring, to prevent its outside slippage.
According to said structure, all sides of described keyhole are provided with the ring flange expanding outwardly, at least locally in each described fin be made as that slightly to protrude out what exceed described accommodation space opening be the first fin, described ring flange is subject to the block of described the first fin and is held on the opening of accommodation space.
According to said structure, the bottom surface of described ring flange is provided with a protruding block, the root edge of described protruding block and and the locking plate groove of immediate described two offsides of described protruding block between be provided with an extension, described extension can form stable contacting with the each described fin inner peripheral surface top of described lock housing.
According to said structure, at distolateral the concave concane gap of contracting of the described fin of part that is formed with of the ring flange that approaches lock core one of described lock housing, the fin contracting that concaves described in each is all the second fin, described protruding block can be along sliding corresponding to concane gap position pivotable, and be subject to the described first fin block of described concane gap two sides, form the restriction of described lock core pivotable with described the first fin.
It is that lock core can keep good contact with the inner circumferential side of described accommodation space in the time of any angle that the present invention can make all sides of lock core and the inner circumferential side of the accommodation space of lock housing keep all-round contact, so just can guarantee to keep stable and smooth and easy when lock core rotates, can effectively avoid crooked, the loosening situation of lock core to occur.The present invention can also effectively avoid the sharp-pointed material limit abrasion that cause because producing deflection between lock core and lock housing, and then can increase the useful life of each assembly.
Brief description of the drawings
Below in conjunction with the drawings and specific embodiments, the present invention is further detailed explanation:
Fig. 1 is lock core and the lock housing decomposition chart of existing key switch;
Fig. 2 is lock core and the lock housing combination section one of existing key switch;
Fig. 3 is lock core and the lock housing combination section two of existing key switch;
Fig. 4 is structure decomposition map of the present invention;
Fig. 5 is combination appearance figure of the present invention;
Fig. 6 is combination section of the present invention.
Embodiment
As shown in Figures 4 to 6, the present invention mainly comprises: the part such as lock housing 1, lock core 2, bonnet 3 and interior plug ring 4, the structure of wherein said lock housing 1 is as good as with the lock housing 10 of the lock core structure of existing key switch substantially, the inside that is described lock housing 1 is provided with an accommodation space 11, described accommodation space 11, in two opposite sides, is respectively equipped with the opening of external connection.In described accommodation space 11, be inwardly provided with multiple the second parallel fins 12 and the first fin 13 along opening.Be provided with the concane gap 121 of the contracting that concaves in one end of described the second fin 12.Lock core 2 is to be arranged in the accommodation space 11 of described lock housing 1, is provided with a keyhole 23 axially connecting in an end of described lock core 2.Side outside described keyhole 23 is provided with the ring flange 21 expanding outwardly, for block on the opening of described accommodation space 11.Being respectively equipped with multiple locking plate grooves 24 that laterally extend in parallel in two offsides in described lock core 2 stage casings, is can be for the different locking plates 241 of accommodating cooperation key groove in each locking plate groove 24.Separately be respectively equipped with a groove 25 longitudinally connecting in 241 of the part locking plate grooves of described two offsides.And described part locking plate groove 24 sides that do not connected by groove 25 can form a complete linking part 251, and each described linking part 251 can be crisscross arranged according to need and respectively in two offsides of lock core 2.Utilize described linking part 251 can make all sides of lock core 2, all maintain former complete surface profile shape part in any angle or region, that is the each second or first fin 12,13 of described lock housing 1, under the various anglecs of rotation of lock core 2, all can form complete and stable contact to each other.Be provided with a protruding block 22 in the bottom surface of described ring flange 21, between the immediate locking plate groove 24 of the root edge of described protruding block 22 and two sides, maintain an all-round complete extension 26, described extension 26 can form complete and stable fit with the inner peripheral surface of the each second or first fin 12,13 of lock housing 1 and contact.And described protruding block 22 is can be along sliding corresponding to concane gap 121 position pivotables, and by protruding block 22 described in the first fin 13 blocks of its two rotations side, to form the restriction of lock core 2 pivotables.Be provided with an annular groove 27 at described lock core 2 away from one end of ring flange 21, described annular groove 27 can form a location notch 271 with keyhole 23 intersections.And annular groove 27 put place compared with internal shift, be provided with a set of neck 28.Interior plug ring 4 is to be arranged in described accommodation space 11 one distolateral corresponding to the annular groove 27 of lock core 2, and described interior plug ring 4 is to be sleeved on respectively in the cover neck 28 and corresponding lock housing 1 of described lock core 2 with inside and outside footpath.Bonnet 3 is provided with slightly tapered driving protuberance 33 in a table side periphery, is provided with at another table side periphery of described bonnet 3 clipping block 32 and at least one flange 31 that inwardly protrude out.Utilize described clipping block 32 to snap in the location notch 271 of lock core 2, coordinate described flange 31 to embed in annular groove 27, can make described bonnet 3 and lock core 2 combinations.Limit on the one hand the position of lock core 2 in lock housing 1, and internally plug ring 4 forms block, to prevent that described lock core 2, interior plug ring 4 are by the interior outside slippage of lock housing 1,4 of interior plug rings can make the end of lock core 2 in the inner not deflection that keeps between two parties of lock housing 1; Coordinate again the combination of aforesaid bilateral linking part 251 and extension 26, will make described lock core 2 in lock housing 1, obtain the effect of omnibearing anti-deflection noose, can improve the disappearance existing in prior art completely.
Said structure, in the time of operation, just can drive lock core 2 to rotate in the time that key inserts keyhole 23, to drive the driving protuberance 33 of bonnet 3 along with rotation, and drives the touch switch (not drawing) at rear.Because making 2 weeks sides of lock core, described linking part 251 keeps former complete surface configuration, coordinate again described extension 26 to contact at the effect of the each second or first fin 12,13 front ends of described lock housing 1, can make described lock core 2 in rotation process, whole process all can keep stable contacting with the each second or first fin 12,13 of lock housing 1 by described linking part 251, extension 26.Adding plug ring 4 in the above firmly acts on the reinforcement of lock core 2 ends and lock housing 1 inside, can effectively guarantee that described lock core 2 rotates time, keep stable and deflection not, and then can avoid because crooked, loosening inner improper abrasion or the stuck situation of causing of lock core 2 occurs, and then can increase the useful life of each assembly, the competitiveness of improving product.
Comprehensive the above, the lock core combining structure of key switch of the present invention can prevent crooked, the loosening and improper abrasion of lock core really, and can guarantee unlock operation quality.The content of above-mentioned explanation, is only preferred embodiment explanation of the present invention, and the variation, modification, change or the equivalent replacement person that such as extend according to technological means of the present invention and category, also all should fall in patent claim of the present invention.
Claims (12)
1. a lock core combining structure for key switch, is characterized in that, comprising:
One lock housing, inside is provided with an ostiolate accommodation space, in described accommodation space, is inwardly provided with multiple fins along opening;
One lock core, be arranged in the accommodation space of described lock housing, at the distolateral keyhole that runs through each locking plate groove and can insert for key that is provided with of described lock core one, be respectively equipped with the locking plate groove of multiple horizontal expansions at two offsides in described lock core stage casing, in each described locking plate groove, can be used for the different locking plates of accommodating cooperation key groove; Between the adjacent described locking plate groove of the part of described two offsides, be respectively equipped with a groove longitudinally connecting; The each described part locking plate groove side not connected by described groove forms a complete linking part, and described linking part can make the former complete surface configuration of lock core week side maintenance, and can all form stable contacting in any anglec of rotation with each fin of described lock housing;
All sides of described keyhole are provided with the ring flange expanding outwardly, and at least locally in each described fin are made as that slightly to protrude out what exceed described accommodation space opening be the first fin, and described ring flange is subject to the block of described the first fin and is held on the opening of accommodation space;
The bottom surface of described ring flange is provided with a protruding block, the root edge of described protruding block and and the locking plate groove of immediate described two offsides of described protruding block between be provided with an extension, described extension can form stable contacting with the each described fin inner peripheral surface top of described lock housing.
2. the lock core combining structure of key switch as claimed in claim 1, is characterized in that: described each linking part is crisscross arranged respectively in two offsides of lock core.
3. the lock core combining structure of key switch as claimed in claim 1 or 2, it is characterized in that: the opening that is respectively equipped with external connection at two opposite sides of described accommodation space, in one end away from described keyhole of described lock core, in conjunction with a bonnet, described bonnet is the corresponding opening at described accommodation space for block.
4. the lock core combining structure of key switch as claimed in claim 3, is characterized in that: in one end away from keyhole of described lock core, week side is provided with an annular groove, and described bonnet is provided with the flange that can embed described annular groove at corresponding position.
5. the lock core combining structure of key switch as claimed in claim 1 or 2, it is characterized in that: in one end away from keyhole of described lock core, week side is provided with a set of neck, in order to plug ring in cover unification, described interior plug ring is to stablize plug sleeve with cover neck and the inner maintenance of lock housing of described lock core respectively with inside and outside footpath.
6. the lock core combining structure of key switch as claimed in claim 3, it is characterized in that: be provided with a set of neck at described lock core away from one end week side of keyhole, in order to plug ring in cover unification, described interior plug ring is to stablize plug sleeve with cover neck and the inner maintenance of lock housing of described lock core respectively with inside and outside footpath, and described bonnet is block side outside interior plug ring, to prevent its outside slippage.
7. the lock core combining structure of key switch as claimed in claim 4, it is characterized in that: in one end away from keyhole of described lock core, week side is provided with a set of neck, in order to plug ring in cover unification, described interior plug ring is to stablize plug sleeve with cover neck and the inner maintenance of lock housing of described lock core respectively with inside and outside footpath, and described bonnet is block side outside interior plug ring, to prevent its outside slippage.
8. the lock core combining structure of key switch as claimed in claim 1, it is characterized in that: at distolateral the concave concane gap of contracting of the described fin of part that is formed with of the ring flange that approaches lock core one of described lock housing, the fin contracting that concaves described in each is all the second fin, described protruding block can be along sliding corresponding to concane gap position pivotable, and be subject to the described first fin block of described concane gap two sides, form the restriction of described lock core pivotable with described the first fin.
9. the lock core combining structure of key switch as claimed in claim 3, it is characterized in that: at distolateral the concave concane gap of contracting of the described fin of part that is formed with of the ring flange that approaches lock core one of described lock housing, the fin contracting that concaves described in each is all the second fin, described protruding block can be along sliding corresponding to concane gap position pivotable, and be subject to the described first fin block of described concane gap two sides, form the restriction of described lock core pivotable with described the first fin.
10. the lock core combining structure of key switch as claimed in claim 5, it is characterized in that: at distolateral the concave concane gap of contracting of the described fin of part that is formed with of the ring flange that approaches lock core one of described lock housing, the fin contracting that concaves described in each is all the second fin, described protruding block can be along sliding corresponding to concane gap position pivotable, and be subject to the described first fin block of described concane gap two sides, form the restriction of described lock core pivotable with described the first fin.
The lock core combining structure of 11. key switches as claimed in claim 6, it is characterized in that: at distolateral the concave concane gap of contracting of the described fin of part that is formed with of the ring flange that approaches lock core one of described lock housing, the fin contracting that concaves described in each is all the second fin, described protruding block can be along sliding corresponding to concane gap position pivotable, and be subject to the described first fin block of described concane gap two sides, form the restriction of described lock core pivotable with described the first fin.
The lock core combining structure of 12. key switches as claimed in claim 7, it is characterized in that: at distolateral the concave concane gap of contracting of the described fin of part that is formed with of the ring flange that approaches lock core one of described lock housing, the fin contracting that concaves described in each is all the second fin, described protruding block can be along sliding corresponding to concane gap position pivotable, and be subject to the described first fin block of described concane gap two sides, form the restriction of described lock core pivotable with described the first fin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010282094.8A CN102403158B (en) | 2010-09-15 | 2010-09-15 | Lock cylinder combinational structure of key switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010282094.8A CN102403158B (en) | 2010-09-15 | 2010-09-15 | Lock cylinder combinational structure of key switch |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102403158A CN102403158A (en) | 2012-04-04 |
| CN102403158B true CN102403158B (en) | 2014-07-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201010282094.8A Active CN102403158B (en) | 2010-09-15 | 2010-09-15 | Lock cylinder combinational structure of key switch |
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| Country | Link |
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| CN (1) | CN102403158B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104576158B (en) * | 2014-12-16 | 2017-02-22 | 利泰五金制品(东莞)有限公司 | Power supply lock terminal structure |
| CN106997822B (en) * | 2017-04-28 | 2019-10-11 | 温州美宝龙车业有限公司 | Multi gear position ignition lock |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4394551A (en) * | 1981-04-24 | 1983-07-19 | Fort Lock Corporation | Switch lock |
| CN2201723Y (en) * | 1994-08-17 | 1995-06-21 | 林煌盛 | Blade core-locking switch plug |
| EP1256669A2 (en) * | 2001-05-07 | 2002-11-13 | HUWIL-Werke GmbH Möbelschloss- u. Beschlagfabriken | Lock cylinder |
| EP1288402A2 (en) * | 2001-08-28 | 2003-03-05 | EVVA-Werk Spezialerzeugung von Zylinder- und Sicherheitsschlössern Gesellschaft m.b.H. & Co. Kommanditgesellschaft | Cylinder lock with lock housing and rotor |
| CN101076641A (en) * | 2004-12-13 | 2007-11-21 | 纽弗雷公司 | System and method for configuring key |
| CN101600603A (en) * | 2006-10-30 | 2009-12-09 | 法雷奥安全座舱公司 | The lock core that is used for self-propelled vehicle |
-
2010
- 2010-09-15 CN CN201010282094.8A patent/CN102403158B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4394551A (en) * | 1981-04-24 | 1983-07-19 | Fort Lock Corporation | Switch lock |
| CN2201723Y (en) * | 1994-08-17 | 1995-06-21 | 林煌盛 | Blade core-locking switch plug |
| EP1256669A2 (en) * | 2001-05-07 | 2002-11-13 | HUWIL-Werke GmbH Möbelschloss- u. Beschlagfabriken | Lock cylinder |
| EP1288402A2 (en) * | 2001-08-28 | 2003-03-05 | EVVA-Werk Spezialerzeugung von Zylinder- und Sicherheitsschlössern Gesellschaft m.b.H. & Co. Kommanditgesellschaft | Cylinder lock with lock housing and rotor |
| CN101076641A (en) * | 2004-12-13 | 2007-11-21 | 纽弗雷公司 | System and method for configuring key |
| CN101600603A (en) * | 2006-10-30 | 2009-12-09 | 法雷奥安全座舱公司 | The lock core that is used for self-propelled vehicle |
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| Publication number | Publication date |
|---|---|
| CN102403158A (en) | 2012-04-04 |
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