CN201447952U - Pry-proof disk lock - Google Patents
Pry-proof disk lock Download PDFInfo
- Publication number
- CN201447952U CN201447952U CN200920060996XU CN200920060996U CN201447952U CN 201447952 U CN201447952 U CN 201447952U CN 200920060996X U CN200920060996X U CN 200920060996XU CN 200920060996 U CN200920060996 U CN 200920060996U CN 201447952 U CN201447952 U CN 201447952U
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- lock
- lock core
- hole
- pin
- lock pin
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Abstract
The utility model discloses a pry-proof disk lock, comprising a lock body, a lock hook, a lock pin, a lock cylinder, a lock cylinder sheath and a return spring, wherein the lock body is provided with a lock cylinder hole, the lock hook is provided with a lock pin hole, and the lock cylinder hole and the lock pin hole are corresponding. The lock pin, the lock cylinder and the lock cylinder sheath are connected to form a lock cylinder entirety to be arranged in the lock cylinder hole. The return spring is sheathed on the lock pin and is positioned between the flange of the front end of the lock cylinder hole and the lock cylinder sheath, and a locking mechanism for preventing the lock pin from separating from the lock pin hole non-normally is additionally arranged between the lock pin and the lock pin hole. The utility model is additionally provided with the locking mechanism between the lock pin and the lock pin hole. When a thief uses a pry tool to wrench the lock hook reversely, the lock hook is not easily wretched due to the existence of the locking mechanism. Compared with the prior art, the utility model greatly increases the anti-theft function. The lock pin is difficultly separated from the lock pin hole, so the ideal anti-theft effect can be realized.
Description
Technical field
The utility model relates to a kind of lockset, is specifically related to a kind of pick-proof lock that is applicable to motorcycle anti-theft.
Background technology
At present, the lockset that is used on the motorcycle generally adopts the dish lock, dish is locked in when using, be fixed on the braking disc of motorcycle front-wheel, stop the braking disc to rotate to prevent that the thief from promoting motorcycle, thereby play antitheft effect, existing dish lock is the widely used effective anti-theft tool of motorcycle, its concrete structure is as follows: comprise lock body, latch hook, back-moving spring, lock pin, lock core and lock core cover, have lock core hole on the lock body, the front end of lock core hole has annular lip, correspondingly has the lockpin hole that does not penetrate latch hook, lock pin on the latch hook, lock core and lock core cover connect formation lock core integral body and are located in the lock core hole, back-moving spring is placed on the lock pin and between annular lip and lock core cover, wherein, lock core is crossed steady pin with lockpin ventilating and is connected, and the lock core cover then is placed on the lock core and by alignment pin and makes the two connection; Be provided with position-limit mechanism between lock core cover and the lock core hole, be used for preventing that lock core integral body from excessively entering lock core hole.When locking, key inserts in the lockhole that forms between lock core and the lock core cover, and behind the rotation one stroke, lock pin stretches in the lockpin hole, makes lock body be fixed on the braking disc of motorcycle; When unblanking, the key reverse rotation utilizes the elastic force effect of back-moving spring that lock pin is broken away from from lockpin hole and restores to the original state.
But, also there is following defective in existing dish lock: because when locking, only be that lock pin stretches into and forms theft-prevention structure in the lockpin hole,, cause the dish lock to lose antitheft effect if the thief uses and pulls the sled instrument and latch hook is oppositely pulled open lock pin is broken away from from lockpin hole; And as being used for other lockset of motorcycle anti-theft, steel hook lock for example, the thief also is easy to adopt cutting implement that the steel hook is cut off and destroys the anti-theft feature of steel hook lock.
Therefore, the existing lockset that is used for motorcycle anti-theft, aforesaid steel hook lock and dish lock, its theft-prevention structure is all firm inadequately, is easy to by artificial destruction, so that the anti-theft effect that can't realize ideal.
The utility model content
The purpose of this utility model is to provide a kind of simple in structure, easy to use, pick-proof dish lock that anti-theft feature is strong, is difficult for stolen person and pries open and lose antitheft effect.
The purpose of this utility model realizes by following technical measures: a kind of pick-proof dish lock, comprise lock body, latch hook, lock pin, lock core, lock core cover and back-moving spring, wherein, have lock core hole on the described lock body, have lockpin hole on the described latch hook, described lock core hole is corresponding with lockpin hole, described lock pin, lock core and lock core cover are connected to form a lock core integral body and are located in the described lock core hole, described back-moving spring is placed on the lock pin and between lock core hole front end boss and lock core cover, it is characterized in that having additional between described lock pin and the lockpin hole retaining mechanism that is used to prevent the improper release lock pin-and-hole of lock pin.
The utility model is set up retaining mechanism between lock pin and lockpin hole, when the thief uses when pulling the sled instrument latch hook oppositely being pulled open, owing to exist retaining mechanism to make that latch hook is difficult for being pulled open, compared with prior art, strengthened anti-theft feature greatly, make lock pin be difficult to from lockpin hole, break away from, thereby the anti-theft effect that can realize ideal.
As a kind of embodiment of the present utility model, described retaining mechanism comprises external screw thread of being located on the lock pin and the internal thread of being located on the lockpin hole hole wall, and described external screw thread and internal thread are suitable.Retaining mechanism of the present utility model adopts thread matching structure, and therefore when pulling the picking lock hook, this structure has the effect of anti-pulling, makes that lock pin and lockpin hole are difficult for breaking away from.
As another kind of embodiment of the present utility model, described retaining mechanism comprises nut with internal thread and the external screw thread of being located on the lock pin, described nut is entrenched in the lockpin hole, described internal thread and external screw thread are suitable. and the utility model adopts the nut with internal thread to be located in the lockpin hole, nut can adopt the higher metal of intensity, therefore increase the difficulty that the thief pulls sled, further strengthened theftproof performance of the present utility model.
As other embodiment of the present utility model, described retaining mechanism is a buckle structure.
As a kind of embodiment of the present utility model, described buckle structure comprises boss and grab, and described boss is located on the hole wall of lockpin hole, and described grab is located on the lock pin, and described boss and grab are suitable.Buckle-type structure of the present utility model can realize good pick-proof and anti-theft effect equally.
As a kind of improvement of the present utility model, be provided with the position-limit mechanism that is used for the front and back displacement in lock core hole of Limit lock core integral body between described lock core cover and the lock core hole.
As a kind of embodiment of the present utility model, described position-limit mechanism comprises limited block and stopper slot, described limited block is two and is divided into the front and back end that described lock core overlaps, described stopper slot be opened on the hole wall of lock core hole and with limited block that the position is set is corresponding, described limited block and stopper slot are suitable; Be provided with a spacer pin near lock core hole peritreme place in described stopper slot, the limited block of front end is between the top slot edge and spacer pin of stopper slot, and the limited block of rear end then is positioned at outside the spacer pin.
Front end limited block of the present utility model is used to prevent that the whole slippage of lock core from going out lock core hole, and when the limited block of front end contacted with spacer pin, this was the range that lock core integral body moves outside lock core hole; The limited block of rear end then is used to fill up the bottom plate rabbet of stopper slot, makes the monnolithic case of lock attractive in appearance, and in addition, this limited block has also increased the difficulty the when thief destroys lock core.
As further improvement of the utility model, be provided with the detent mechanism that prevents lock core release lock core retainer plate between described lock core cover and the described lock core, described detent mechanism comprises groove and alignment pin, described groove is arranged on the lateral surface circumference of lock core, described alignment pin then be located on the described lock core with groove that the position is set is corresponding, described alignment pin and groove are suitable.
When the utility model was locked or unblanked, key rotated to stir lock core rotation in the lock core cover, and for example key clockwise rotates and realizes locking, and the rotation key is tightened in the lockpin hole to realize locking function until lock pin; Otherwise, the key counter-rotation, until lock pin release lock pin-and-hole, lock pin restores to the original state under the elastic force effect of back-moving spring, and promptly withdrawal realizes unlocking function in lock core hole.
As a kind of embodiment of the present utility model, be connected and fixed by steady pin between described lock pin and the lock core.
As embodiment of the present utility model, described nut with internal thread is made by alloy steel material.The material of nut can also adopt the higher metal material of other intensity.
Compared with prior art, the utlity model has following significant effect:
(1) the utility model is provided with retaining mechanism between lock pin and lockpin hole, has avoided thief's employing to pull the sled instrument and has pulled open latch hook and lock body easily, with the phase-locked ratio of existing dish, has strengthened the anti-theft feature of dish lock;
(2) the utility model adopts nut to be entrenched in structure in the lockpin hole, and nut can adopt the higher metal of intensity, has therefore increased the difficulty that latch hook and lock body are pulled open, and makes theft-prevention structure more firm, has further strengthened theftproof performance;
(3) retaining mechanism of the present utility model also can adopt the buckle-type structure, and the rotation key is fastened on the boss grab, the reverse rotation key, and grab then breaks away from from boss, and it is more convenient to use;
(4) the utility model adopts position-limit mechanism, makes lock core integral body can not break away from lock core hole, therefore is convenient to the user and uses;
(5) detent mechanism of the present utility model has been realized key clockwise or when rotating counterclockwise, the function that the utility model is locked and unblanked;
(6) the utility model adopts the structure that internal thread is set on the hole wall of lockpin hole, and this structure is easy to processing, and implementation cost is lower;
(7) of the present utility model simple in structure, easy to use, and realize that easily applicable to phase-locked like on the theftproof lock of structure with dish, so applicable situation is more extensive.
Description of drawings
The utility model is described in further detail below in conjunction with the drawings and specific embodiments.
Fig. 1 is the structure cross-sectional schematic of the utility model embodiment 1.
The specific embodiment
Embodiment 1
As shown in Figure 1, a kind of pick-proof dish lock of the utility model, comprise lock body 1, latch hook 2, lock pin 3, lock core 4, lock core cover 5 and back-moving spring 6, have lock core hole 11 on the lock body 1, have lockpin hole 21 on the latch hook 2, the front end of lock core hole 21 has annular lip, lock core hole 11 is corresponding with lockpin hole 21, lock pin 3, lock core 4 and lock core cover 5 are connected to form a lock core integral body and are located in the lock core hole 11, be connected and fixed by steady pin 12 between lock pin 3 and the lock core 4, back-moving spring 6 is placed on the lock pin 3 and between the annular lip and lock core cover 5 of lock core hole 21 front ends, have additional the retaining mechanism that is used to prevent lock pin 3 improper release lock pin-and-holes 21 between lock pin 3 and the lockpin hole 21, in the present embodiment, retaining mechanism comprises nut 22 with internal thread and the external screw thread of being located on the lock pin 3, nut 22 is entrenched in the lockpin hole 21, internal thread and external screw thread are suitable, lock pin 3 can be tightened in the internal thread of nut 22, when the thief uses when pulling the sled instrument latch hook 2 oppositely being pulled, because internal thread and externally threaded fit structure make latch hook 2 be difficult for being pulled open, therefore lock pin 3 is difficult to break away from from lockpin hole 21, thereby the anti-theft effect that can realize ideal; Nut 22 adopts than lock body 1, alloy steel material that latch hook 2 intensity are high, and what increased latch hook 2 pulls the sled difficulty, has further strengthened theftproof performance.
Be provided with the detent mechanism that prevents lock core release lock core retainer plate between lock core cover 5 and the lock core 4, detent mechanism comprises groove 51 and alignment pin 41, groove 51 is arranged on the lateral surface circumference of lock core 4,41 of alignment pins be located on the lock core 4 with groove 51 that the position is set is corresponding, alignment pin 41 is suitable with groove 51.
Be provided with the position-limit mechanism that is used for the front and back displacement in lock core hole 11 of Limit lock core integral body between lock core cover 5 and the lock core hole 11, position-limit mechanism comprises two limited blocks 7,8 and stopper slot 9, limited block 7,8 is divided into the front and back end of lock core cover 5, stopper slot 9 be opened on the hole wall of lock core hole 11 and with limited block 7,8 that the position is set is corresponding, limited block 7,8 and stopper slot 9 are suitable; Be provided with a spacer pin 10 near lock core hole 11 peritreme places in stopper slot 9, the limited block 7 of front end is between the top slot edge and spacer pin 10 of stopper slot 9, and 8 of the limited blocks of rear end are positioned at outside the spacer pin 10.The limited block of front end is used to prevent that the whole slippage of lock core from going out lock core hole, and when the limited block of front end contacted with spacer pin, this was the range that lock core integral body moves outside lock core hole; The limited block of rear end then is used to fill up the bottom plate rabbet of stopper slot, makes the monnolithic case of lock attractive in appearance, and in addition, this limited block has also increased the difficulty the when thief destroys lock core.
The course of work of the present utility model is: clockwise rotate key for locking, rotate counterclockwise key for unblanking; When clockwise rotating key, key rotates to stir lock core and turns clockwise and drive lock pin in the lock core cover and rotate in the same way, when lock pin rotates when tightening in the lockpin hole fully, realizes locking; When key rotates counterclockwise key, key rotates to stir lock core and is rotated counterclockwise and drives lock pin rotate in the same way in the lock core cover, when lock pin rotated until the release lock pin-and-hole, lock pin restored to the original state under the elastic force effect of back-moving spring, and promptly withdrawal is unblanked with realization in lock core hole.
The difference of present embodiment and embodiment 1 is: the internal thread (not shown) directly is set on the hole wall of lockpin hole, external screw thread and internal thread on the lock pin are suitable, when the thief uses when pulling the sled instrument latch hook oppositely being pulled, because internal thread and externally threaded fit structure make that equally latch hook is difficult for being pulled open, therefore lock pin is difficult to the release lock pin-and-hole, with among the embodiment 1 in lockpin hole chimeric structure with nut of internal thread compare, the thread matching structure of present embodiment is easier to processing, realize that easily implementation cost is also lower.
Embodiment 3
The difference of present embodiment and embodiment 1 is: retaining mechanism is the buckle structure (not shown), in the present embodiment, buckle structure comprises boss and grab, boss is located on the hole wall of lockpin hole, and grab is located on the lock pin, and boss and grab are suitable, when can making grab be fastened on, the rotation key realizes on the boss locking, and during the backward rotation key, make grab break away from boss and realize unblanking, so the buckle structure of present embodiment has good pick-proof and anti-theft function equally.
As other embodiment, the material of nut can also adopt the higher metal material of other intensity.
Embodiment of the present utility model is not limited thereto; according to foregoing of the present utility model; ordinary skill knowledge and customary means according to this area; do not breaking away under the above-mentioned fundamental technics thought of the utility model prerequisite; retaining mechanism of the present utility model, position-limit mechanism etc. can also be made modification, replacement or the change of other various ways, all drop within the utility model rights protection scope.
Claims (10)
1. a pick-proof dish is locked, comprise lock body, latch hook, lock pin, lock core, lock core cover and back-moving spring, wherein, have lock core hole on the described lock body, have lockpin hole on the described latch hook, described lock core hole is corresponding with lockpin hole, described lock pin, lock core and lock core cover are connected to form a lock core integral body and are located in the described lock core hole, described back-moving spring is placed on the lock pin and between lock core hole front end boss and lock core cover, it is characterized in that: have additional the retaining mechanism that is used to prevent the improper release lock pin-and-hole of lock pin between described lock pin and the lockpin hole.
2. pick-proof dish lock according to claim 1 is characterized in that: described retaining mechanism comprises external screw thread of being located on the lock pin and the internal thread of being located on the lockpin hole hole wall, and described external screw thread and internal thread are suitable.
3. pick-proof dish lock according to claim 1 is characterized in that: described retaining mechanism comprises nut with internal thread and the external screw thread of being located on the lock pin, and described nut is entrenched in the lockpin hole, and described internal thread and external screw thread are suitable.
4. pick-proof dish lock according to claim 1, it is characterized in that: described retaining mechanism is a buckle structure.
5. pick-proof dish lock according to claim 4, it is characterized in that: described buckle structure comprises boss and grab, and described boss is located on the hole wall of lockpin hole, and described grab is located on the lock pin, and described boss and grab are suitable.
6. pick-proof dish lock according to claim 1 is characterized in that: be provided with the position-limit mechanism that is used for the front and back displacement in lock core hole of Limit lock core integral body between described lock core cover and the lock core hole.
7. pick-proof dish lock according to claim 6, it is characterized in that: described position-limit mechanism comprises limited block and stopper slot, described limited block is two and is divided into the front and back end that described lock core overlaps, described stopper slot be opened on the hole wall of lock core hole and with limited block that the position is set is corresponding, described limited block and stopper slot are suitable; Be provided with a spacer pin near lock core hole peritreme place in described stopper slot, the limited block of front end is between the top slot edge and spacer pin of stopper slot, and the limited block of rear end then is positioned at outside the spacer pin.
8. pick-proof dish lock according to claim 1, it is characterized in that: be provided with the detent mechanism that prevents lock core release lock core retainer plate between described lock core cover and the described lock core, described detent mechanism comprises groove and alignment pin, described groove is arranged on the lateral surface circumference of lock core, described alignment pin then be located on the described lock core with groove that the position is set is corresponding, described alignment pin and groove are suitable.
9. pick-proof dish lock according to claim 1 is characterized in that: be connected and fixed by steady pin between described lock pin and the lock core.
10. pick-proof dish lock according to claim 3, it is characterized in that: described nut with internal thread is made by alloy steel material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920060996XU CN201447952U (en) | 2009-07-22 | 2009-07-22 | Pry-proof disk lock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920060996XU CN201447952U (en) | 2009-07-22 | 2009-07-22 | Pry-proof disk lock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201447952U true CN201447952U (en) | 2010-05-05 |
Family
ID=42552668
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200920060996XU Expired - Fee Related CN201447952U (en) | 2009-07-22 | 2009-07-22 | Pry-proof disk lock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201447952U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103953233A (en) * | 2014-05-12 | 2014-07-30 | 山东理工大学 | Threaded copying safety lock for vehicle |
-
2009
- 2009-07-22 CN CN200920060996XU patent/CN201447952U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103953233A (en) * | 2014-05-12 | 2014-07-30 | 山东理工大学 | Threaded copying safety lock for vehicle |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 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: 20100505 Termination date: 20110722 |