CN2280751Y - Anti-theft lock resisting percussion - Google Patents
Anti-theft lock resisting percussion Download PDFInfo
- Publication number
- CN2280751Y CN2280751Y CN 96230414 CN96230414U CN2280751Y CN 2280751 Y CN2280751 Y CN 2280751Y CN 96230414 CN96230414 CN 96230414 CN 96230414 U CN96230414 U CN 96230414U CN 2280751 Y CN2280751 Y CN 2280751Y
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- CN
- China
- Prior art keywords
- lock
- latch hook
- hook
- hole
- locking plates
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model relates to an impact resistant anti-theft lock which comprises a lock hook, a lock shell, a lock seat and a lock core, wherein, the lock core is inserted in the lock seat; the lock hook is a U-shaped rod body; the end of the lock hook penetrates through the lock shell and is fastened on the lock seat. The utility model is characterized in that the utility model also comprises two lock sheets connected by a spring; each lock sheet is provided with a fastening part, a pulling and guiding part and a pushing and blocking part which are protruded towards the side edge; the pushing and blocking parts of the two lock sheets are positioned at both sides of the top of a cylinder through hole of the lock seat; the fastening parts are positioned at both sides of a fastening blind hole of the lock seat; the bottoms of the pulling and guiding parts are provided with downward protruding hook parts; the two lock sheets are correspondingly arranged in parallel in an almost stagger way; the spring is arranged between two adjacent hook parts of the two lock sheets; the spring and the hook parts are placed in an installing slot of the lock seat. The utility model has the advantages of simple structure and impact resistance.
Description
The utility model relates to lockset, refers to a kind of lock that is generally used for the crashworthiness of vehicle especially.
General U-shape lock tool is to open by the compression of spring, as a kind of U type tube shape padlock commonly used, comprise lock housing, matrix, bolt-lock piece, core, reached latch hook etc., matrix both sides end face in lock housing is equiped with the bolt-lock piece, accompany spring therebetween, by the shifted laterally of core drawing bolt-lock piece, make the bolt-lock piece be fastened in the both sides of latch hook, or separate with latch hook.The locking condition of above-mentioned lockset is by behind the two spring roof pressure bolt-lock pieces, makes the bolt-lock piece be fixed in the side of latch hook more indirectly.If to lockset side application of force bump, and even indirect transfer strength to bolt-lock piece spring spring is compressed because of stressed, cause the bolt-lock piece to leave the fixing position of latch hook, latch hook is thrown off on lock housing, thereby can not guarantee to reach the antitheft effect of lockset.
The purpose of this utility model is to provide a kind of lock of crashworthiness, and it can avoid lockset latch hook when suffering lateral impact to throw off lock body.
The purpose of this utility model can be achieved through the following technical solutions: it comprises a latch hook, a lock housing, a lock, a core, core is inserted on the lock and is contained in the lock housing in the lump, latch hook is the U type body of rod, in the latch hook end recess is arranged, the latch hook end is passed lock housing and is fastened on the lock, characteristics are: also comprised two locking plates that connect by spring, wherein:
One lock is a microscler block, and there is a cylindrical hole in lock central authorities, is provided with the installing groove on the left and right position of lock end face cylindrical hole, has at place, the nearly both ends of lock end face with latch hook cooperates to engage blind hole or groove;
Two locking plates are left locking plate, right locking plate, the clamping part of all oriented side projection, drawing portion, push and block portion on two locking plates, push and block portion is positioned at centre, the buckle part is in the end of locking plate, drawing portion is positioned at push and block portion both sides, there is the hook portion of downward projection drawing portion bottom surface, parallel relative and left and right rough being crisscross arranged of two locking plates, between the left locking plate drawing portion hook portion adjacent, be connected with spring with right locking plate, spring and hook portion are positioned in the installing groove, the push and block portion of two locking plates is positioned at the cylindrical hole end face both sides of lock, and the buckle part is in engaging blind hole both sides;
One lock housing, it is a body, and its cross section is close with the lock cross section, and lock, locking plate place in it in the lump, and the body bottom surface has a circular hole corresponding with the cylindrical hole of lock, and the through hole of its end face or breach are corresponding with engaging blind hole or groove;
One core, its cylindrical hole by the circular hole of lock housing and lock penetrate with fixing lock, and the protrusion rotor on lock top contacts with the push and block portion of two locking plates when turn, thereby controls the action of two locking plates;
One latch hook, it is a U type body of rod, at proximal head annular recessed portion is arranged, and after latch hook passes the lock housing through hole, place in the engaging blind hole of lock, and annular recessed portion is between the holding section of two locking plates again.
The core energy of rotation make two locking plates respectively left, right moves, thereby the fixing annular recessed portion of latch hook, and this moment, spring was drawn into tensioning state by two locking plates, when lateral impact, the mobile of one locking plate can drive moving in the same way of another locking plate, thereby avoids throwing off because of lateral impact makes locking plate and latch hook.
For still being linked to each other with lock when the opening, latch hook makes things convenient for use, the purpose of this utility model also can be achieved through the following technical solutions: on the technique scheme basis, one end of latch hook has spherical pivot connector, the lock end face corresponding with it has one to articulate short slot near the place, end, the bottom that articulates short slot is spherical recess, and the one side is extended down to the end face of lock, there is recessed edge on the last top that articulates short slot, the spherical pivot connector of latch hook is placed in the spherical recess that articulates short slot, one U type piece places recessed edge place and its opening outer face towards short slot, in case spherical pivot connector is deviate from from short slot, the two locking plates sensing pivot joint short slot end that is connected by spring is a straight flange, it is drawing portion in regular turn, push and block portion, drawing portion and clamping part are connected with the lock of latch hook, U type piece and two dysprosium sheets are placed through in the lock housing in the lump.
Superiority of the present utility model is: when latch hook is in the fixing state, the annular recessed portion of latch hook is between the clamping part of two locking plates, the spring that is connected on the locking plate is to be in the state that tightly collapses, when suffering lateral impact, when wherein a locking plate was moved, another locking plate can move in the same way, and spring can not thrown off, and the moving direction of locking plate still makes latch hook be in the fixing state, therefore has crash-worthiness; In addition, the utility model component are few, and are simple in structure, easy to assembly.Describe in detail below by drawings and Examples.
Fig. 1. the three-dimensional exploded view of the utility model embodiment 1.
Fig. 2. the combination generalized section of the utility model embodiment 1.
Fig. 3. the action schematic diagram of the utility model embodiment 1 combination section.
Fig. 4. the three-dimensional exploded view of the utility model embodiment 2.
Fig. 5. the combination generalized section of the utility model embodiment 2.
Fig. 6. the action schematic diagram of the utility model embodiment 2 combination sections.
Embodiment 1, and the present embodiment example is a kind of lock of crashworthiness, as Fig. 1, Fig. 2, Fig. 3, and two locking plates 7, a lock housing 8 and the latch hook 9 etc. that include a core 5, a lock 6, connect by spring, wherein:
One lock 6 is microscler block 61, and its centre has a cylindrical hole 62, block 61 end face cylindrical holes 62 left and right near and far offer in regular turn installing groove 63,63 ' and engaging blind hole 64,64 '.
Two locking plates 7 include left locking plate 71, right locking plate 72, the all oriented side projection of two locking plates 7 and be positioned at the push and block portion 711 (721) of centre, with push and block portion 711 (721) is the center, drawing portion 712 (722) and the clamping part 713 (723) etc. of being arranged with near and far, each drawing portion downward projection in 712 (722) bottom surfaces has hook portion 714 (724), two locking plates are parallel relatively and front and back are rough is crisscross arranged, be connected with spring 73 (74) between the adjacent drawing portion hook portion 714 (724) of a left side locking plate 71 and right locking plate 72, spring 73 (74) and hook portion 714 (724) correspondences are placed in two of lock 6 and install in the grooves 63 (63 '); The push and block portion 711 (712) of left side locking plate 71 and right locking plate 72 is positioned at the cylindrical hole 62 end face both sides of lock 6, and clamping part 713 (723) is positioned at engaging blind hole 64 (64 ') the end face both sides of lock 6.
One lock housing 8 is a body 81, and lock 6 and two locking plates 7 are worn in it, and a circular hole 82 is offered in body 81 bottom surfaces, and its cylindrical hole 62 with lock 6 is corresponding, and body 81 end face both sides have the engaging through hole 64 (64 ') of through hole 83 corresponding to lock 6.
One core 5 includes core shell 51 and changes in 52 etc., core shell 51 is a cylinder, change in 52 and be through in it, rotor 52 tops are passed by core shell 51 end faces, and rotor 52 tops up, core 5 is penetrated by the circular hole 82 of lock housing 8 and the cylindrical hole 62 of lock 6, and the protrusion rotor 52 on core 5 tops contacts with the push and block portion 711 (721) of two locking plates 7, thereby control the action of two locking plates 7, pass lock 6 and core 5 with latch A by lock housing 8 sides, thereby each member is fixed in the lock housing 8.
One latch hook is a U type body of rod 9, these body of rod 91 both ends have annular recessed portion 92, the body of rod 91 both ends correspondences are arranged in the through hole 83 of lock housing 8 and insert in the engaging blind hole 64 (64 ') of lock 6, and two annular recessed portion 92 are positioned between the clamping part 713 (723) of two locking plates 7.
When core 5 turns, two locking plates 7 respectively left, right moves, thereby the fixing annular recessed portion 92 of latch hook 9, and this moment, spring 73 (74) was drawn into tight state by two locking plates 7, and the clamping part 713 (723) of two locking plates 7 lays respectively at annular recessed portion 92 both sides of latch hook 9, as when being subjected to lateral impact, its lateral impact power is delivered to spring 73 (74) through locking plate 7 and only moves to same direction, so left locking plate 71, right locking plate 72 have annular recessed portion 92 places that are fastened in latch hook 9 at least, improved the theftproof performance of lockset; In addition, the component of the utility model are quite few, and assembly program is simpler than general lockset.
Use for convenient, guaranteeing has long application life, and the clamping part 713 (723) of locking plate 7 needs thickening to increase tensile strength; Protrusion rotor 52 end faces of core 5 are slightly rectangular, and its both sides, long limit are provided with stop block 53, with the shape that the push and block portion 711 (721) corresponding to two locking plates 7 is set firmly, core 5 rotating ranges are restricted, thereby allow the unlatching of lockset or locking position fix, with the judgement of Convenient switch action.
One latch hook 3 is a U type body of rod 31, and one of this body of rod 31 end has spherical pivot connector 32, and its other end has annular recessed portion 34.
One lock 1 is a microscler block 11, the block centre has cylindrical hole 12, about the end face cylindrical hole 12 of block 11, offer installing groove 13,13 ', the end face of block 11 is provided with pivot connected slot 14 and engaging blind hole 15 respectively near the place, end, the last top end face of pivot connected slot 14 has recessed edge 16, and the bottom of pivot connected slot 14 is spherical recess 141, the one side is extended down to the end face of lock, the spherical pivot connector 32 of latch hook is placed in the spherical recess 141 of pivot connected slot 14, one U type piece 33 places recessed edge 16 places and its opening towards the outer face of short slot 14, in case spherical pivot connector is deviate from from short slot.
Two locking plates 2 comprise left locking plate 21 and right locking plate 22, two locking plates point to and articulate the short slot end is straight flange, the clamping part 211 (221) of oriented in regular turn side projection, drawing portion 212 (222), push and block portion 213 (223) and drawing portion 214 (224), drawing portion 212 (222), 214 (224), parallel relative and rough being crisscross arranged of two locking plates, left side locking plate 21, the adjacent drawing portion hook portion 212 (222) of right locking plate 22, be connected with spring 23 (23 ') between 214 (224), with spring 23 (23 ') and hook portion 212 (222), 214 (224) place in the installing groove 13 (13 '), and the push and block portion 213 (223) of two locking plates 21 (22) is positioned at the end face both sides of the cylindrical hole 12 of lock 1, and clamping part 211 (221) is positioned at the connecting hole 15 end face both sides of lock 1.
One lock housing 4 is a body 41, and the cross section moulding and the lock of body 41 are close, there is the cylindrical hole 12 of a circular hole 42 corresponding to lock 1 bottom surface of this body 41, body 41 end face both sides have breach 43 and correspond respectively to the clamping hole 15 of lock 1 and articulate short slot 14, are connected with lock, the U type piece of latch hook and two locking plates 2 that are installed on the lock 1 are placed through in the lock housing in the lump.
One core 5 comprises core shell 51 and rotor 52 etc., this core shell 51 is a cylinder, cylindrical hole 12 couplings with lock 1, be provided with rotor 52 in the core shell, these rotor 52 tops are passed by core shell 51, and core 5 penetrates from cylindrical hole 12 bottoms of lock 1, and the protrusion rotor 52 on core 5 tops joins with the push and block portion 213 (223) of locking plate 2 and controlled the action of two locking plates 2, pass lock 1 and core 5 by mortise lock A from lock housing 4 sides, and be able to each member is fixed in the lock housing 4.
Installing mode of the present utility model is simple, component are few, and spring 23 (23 ') is installed in earlier on the locking plate 2, again with in the corresponding installing groove 13 (13 ') that places lock 1 of spring 23 (23 ') and locking plate 2, be arranged in the lock housing 4 each component locations respective fixation in the lump.
Claims (2)
1. the lock of a crashworthiness, comprise a latch hook, a lock housing, a lock, a core, core is inserted on the lock and is contained in the lock housing in the lump, latch hook is the U type body of rod, in the latch hook end recess is arranged, the latch hook end is passed lock housing and is fastened on the lock, is characterised in that: also comprised two locking plates that connect by spring, wherein:
One lock is a microscler block, and there is a cylindrical hole in lock central authorities, is provided with the installing groove on the left and right position of lock end face cylindrical hole, has at place, the nearly both ends of lock end face with latch hook cooperates to engage blind hole or groove;
Two locking plates are left locking plate, right locking plate, the clamping part of all oriented side projection, drawing portion, push and block portion on two locking plates, push and block portion is positioned at centre, the buckle part is in the end of locking plate, drawing portion is positioned at push and block portion both sides, there is the hook portion of downward projection drawing portion bottom surface, parallel relative and left and right rough being crisscross arranged of two locking plates, between the left locking plate drawing portion hook portion adjacent, be connected with spring with right locking plate, spring and hook portion are positioned in the installing groove, the push and block portion of two locking plates is positioned at the cylindrical hole end face both sides of lock, and the buckle part is in engaging blind hole both sides;
One lock housing is a body, and its cross section is close with the lock cross section, and lock, locking plate place in it in the lump, and the body bottom surface has a circular hole corresponding with the cylindrical hole of lock, and the through hole of its end face or breach are corresponding with the engaging blind hole or the groove of lock;
One core, it is penetrated by the circular hole of lock housing and the cylindrical hole of lock, and there is the protrusion rotor on the lock top, contacts with the push and block portion of two locking plates when turn;
There is annular recessed portion at the proximal head place of one latch hook, after latch hook passes the lock housing through hole, place in the engaging blind hole of lock, and annular recessed portion is between the holding section of two locking plates again.
2. by the lock of the described crashworthiness of claim 1, be characterised in that: an end of latch hook has spherical pivot connector, the lock end face corresponding with it has one to articulate short slot near the place, end, the bottom that articulates short slot is spherical recess, and the one side is extended down to the end face of lock, there is recessed edge on the last top that articulates short slot, the spherical pivot connector of latch hook is placed in the spherical recess that articulates short slot, one U type piece places recessed edge place and its opening outer face towards short slot, the two locking plates sensing pivot joint short slot end that is connected by spring is a straight flange, it is drawing portion in regular turn, push and block portion, drawing portion and clamping part are connected with the lock of latch hook, U type piece and two lock places are placed through in the lock housing in the lump.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 96230414 CN2280751Y (en) | 1996-08-02 | 1996-08-02 | Anti-theft lock resisting percussion |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 96230414 CN2280751Y (en) | 1996-08-02 | 1996-08-02 | Anti-theft lock resisting percussion |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2280751Y true CN2280751Y (en) | 1998-05-06 |
Family
ID=33907844
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 96230414 Expired - Fee Related CN2280751Y (en) | 1996-08-02 | 1996-08-02 | Anti-theft lock resisting percussion |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2280751Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101457608B (en) * | 2009-01-02 | 2011-07-20 | 朱阿静 | Anti-theft lock |
-
1996
- 1996-08-02 CN CN 96230414 patent/CN2280751Y/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101457608B (en) * | 2009-01-02 | 2011-07-20 | 朱阿静 | Anti-theft lock |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |