CN104847185A - Lock picking prevention device - Google Patents
Lock picking prevention device Download PDFInfo
- Publication number
- CN104847185A CN104847185A CN201410053743.5A CN201410053743A CN104847185A CN 104847185 A CN104847185 A CN 104847185A CN 201410053743 A CN201410053743 A CN 201410053743A CN 104847185 A CN104847185 A CN 104847185A
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- pick
- seat
- skid
- lock
- proof
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Abstract
The invention relates to a hardware lock, in particular to a lock picking prevention device which is mainly composed of a key cylinder, a key cylinder sleeve, a lock plunger, a lock plunger sleeve, a picking prevention seat and a picking prevention seat sleeve, wherein one end of the lock plunger is connected with a key cylinder shaft; a radial groove and an axial direction groove are formed in the other end of the lock plunger; the two grooves are communicated; one end of the lock plunger sleeve is connected with the key cylinder; an axial open groove is formed in the other end of the lock plunger sleeve; and the key cylinder sleeve is arranged in a poison opposite to the picking prevention seat sleeve. The picking prevention lock device is characterized in that the picking prevention seat is loaded in the picking prevention seat sleeve; a lock plunger pin is arranged in the picking prevention seat; a separation prevention device used for preventing the picking prevention seat from separating from the picking prevention seat sleeve is arranged between the picking prevention seat and the picking prevention seat sleeve; and a damping device is arranged between the picking prevention seat and the picking prevention seat sleeve. The lock picking prevention device has the functions that when a thief picks a lock through a violent tool, the key cylinder shaft does not rotate due to clamping of a lock tumbler, and if the thief forcedly twists, the lock plunger drives the picking prevention seat to rotate along with the violent tool after overcoming the resistance of the damping device, so that the key cylinder is prevented from being twisted to be damaged.
Description
Technical field
The present invention relates to a kind of five metals lockset, particularly a kind of pick-proof lock device.
Background technology
Present pick-proof lock kind is a lot, most pick-proof lock relies on increase marble amount to realize, also some are had to rely on thickening side column to realize, these two kinds of methods are the violent tools not preventing thief, as long as thief's instrument of using force stretches into lock core and to exert oneself a sled, pellet or side column will be twisted bad, and lock is just firmly prized by force by thief and opened; And another kind of method adopts idle-run lock pin, this method to play good pick-proof effect, but present racing lock adopts to change lock core internal construction, need to set up complicated structure and tiny spring and precision component at the inner narrow space of lock core, this drive mechanism is very easily malfunctioning, slightly dust dirt enters lock core, and normal key also can only make lock dally and cannot open, so racing lock fault rate height no one ventured is used; Although also have the effectiveness comparison of its anti-technical unlocking of some locksets good at present, this lockset is but unable to undergo the hard sled of violent tool.
Summary of the invention
The object of the invention is to release one and do not change lock core internal construction, both the intrusion of the fouls such as dust dirt be not afraid of, but also a kind of pick-proof lock device that violent tool prizes firmly can be resisted, the device of this pick-proof lock may be used on various types of lockset, and it can prevent lockset effectively because the instrument that uses force firmly is prized and is opened.
The present invention realizes in such a way:
The present invention is primarily of lock core, lock core cover, locking bolt, lock bolt sleeve, anti-skid, pick-proof cover for seat forms, locking bolt one end is connected with lock core shaft, the other end is provided with radial groove and axial notch, two grooves interlink, lock bolt sleeve one end is connected with lock core, the other end is provided with shaft orientation opening groove, lock core is set on the position on pick-proof cover for seat opposite, or lock core cover is combined as a whole with pick-proof cover for seat, or lock core cover and pick-proof cover for seat are separately positioned on to be needed by the object that interlocks, it is characterized in that: pick-proof cover for seat is built with anti-skid, locking bolt pin is provided with in anti-skid, be provided with between anti-skid and pick-proof cover for seat prevent anti-skid from departing from from pick-proof cover for seat prevent release unit, damping unit is provided with between anti-skid and pick-proof cover for seat.The described release unit that prevents is the cannelure that alignment pin in pick-proof cover for seat embeds anti-skid cylindrical.The described release unit that prevents arranges back-up ring in two cannelures on the correspondence position of pick-proof cover for seat and anti-skid bonding surface.The described release unit that prevents is riveted by rivet is mutually movable the bottom of pick-proof cover for seat and anti-skid.The described release unit that prevents is cannelure or the end face that the inside flange of pick-proof cover for seat embeds anti-skid cylindrical.The described release unit that prevents is the cannelure that the outside flange of alignment pin in anti-skid or anti-skid embeds pick-proof cover for seat inner circle.Described damping unit is rubber parts or metal clips or spring and steel column or spring and steel ball or spring steel wire.Described damping unit is that the method for setting up elastomeric pad or elastomeric objects between pick-proof cover for seat and the contact surface of anti-skid constitutes damping to make the frictional force produced between the two.The formation of described damping unit forms damping in the assembly method of contact surface half interference fit of pick-proof cover for seat and anti-skid to make the frictional force produced between the two.Described damping unit between the inner circle and the cylindrical of anti-skid of pick-proof cover for seat, establishes the male and fomale(M&F) of the mutual correspondence of various shape mutually or adopts trickle ellipse garden, the frictional force utilizing rigid deformation to produce forms damping, or anti-skid adopts rigid material, and on Qi Yaobi, cut out one or several axial groove, utilize gap between elastic shrinkage groove to make its reduced diameter form damping.
Accompanying drawing explanation
Fig. 1 is the structure principle chart of preferred embodiment one
Fig. 2 is the plane structure chart of preferred embodiment one
Fig. 3 prevents release unit from being the structure chart that alignment pin snaps in cannelure in the present invention
Fig. 4 prevents release unit from being the structure chart of being riveted by rivet activity in the present invention
Fig. 5 prevents release unit from being that pick-proof cover for seat blocks the structure chart of end face to in-flanges in the present invention
Fig. 6 prevents release unit from being the structure chart that anti-skid outward flanging snaps in cannelure in the present invention
Fig. 7 is that in the present invention, damping unit is the schematic diagram of elastic wire structure
Fig. 8 is structure principle chart when damping unit is rubber parts riveted joint in the present invention
Fig. 9 is structure principle chart when damping unit is rubber parts crimping in the present invention
Figure 10 is structure principle chart when damping unit is rubber parts socket in the present invention
Figure 11 is that in the present invention, damping unit is the schematic diagram on pressure inclined-plane, elastomeric pad top
Figure 12 is that in the present invention, damping unit is the schematic diagram that elastomeric objects embeds shrinkage pool
Figure 13 is that in the present invention, damping unit is elastomer gasket construction schematic diagram
Figure 14 is that in the present invention, damping unit is the structure principle chart of half interference fit
Figure 15 is structure principle chart when damping unit is half interference fit in the present invention
Figure 16 is that in the present invention, damping unit is the structure principle chart being snapped in hard parts by crimp
Figure 17 is that in the present invention, damping unit is the structure principle chart being snapped in hard parts by crimp
Figure 18 is that in the present invention, damping unit is the structure principle chart being snapped in hard parts by crimp
Figure 19 is the structure principle chart of preferred embodiment two
Figure 20 is the structure principle chart of preferred embodiment three
The release unit that prevents of the present invention refers to: prevent anti-skid from departing from away from pick-proof cover for seat, both allowed anti-skid to rotate in pick-proof cover for seat and do not allowed it to depart from pick-proof cover for seat, in order to reach its function, in following specific embodiment, illustrate the means that a part can reach its object respectively.
The function of damping unit of the present invention is: be provided with frictional force between pick-proof cover for seat and anti-skid, so the rotation of pick-proof cover for seat to anti-skid has damping action, just during conventional key operated lock core, key drives locking bolt easily rotate and exit in lock bolt sleeve, lock bolt sleeve does not need the anti-skid of yet unable drive to rotate, when hard picking lock core by force, locking bolt is not revolvable, when lock core is exceeded by the power that violence is prized firmly the frictional force arranged between pick-proof cover for seat and anti-skid, because lock core is connected with lock bolt sleeve, then violence is passed to lock bolt sleeve by lock core, violence is passed to locking bolt pin again by lock bolt sleeve, locking bolt pin drives again anti-skid overcome friction to rotate, because locking bolt itself does not rotate at lock bolt sleeve, locking bolt cannot exit from locking bolt pin, anti-skid rotation lock can only be made then cannot to open so violence is prized firmly.
Detailed description of the invention (specific embodiments of the invention are only a part for numerous embodiment, are not the whole of claim content, do not have restraint forces to claim content)
Most preferred embodiment one of the present invention as shown in Figure 1, the present invention is primarily of lock core 1, lock core cover 2, locking bolt 3, lock bolt sleeve 4, anti-skid 5, pick-proof cover for seat 6 forms, locking bolt 3 one end is connected with lock core shaft 22, the other end is provided with radial groove 7 and axial notch 8, two grooves interlink, lock bolt sleeve 4 one end is connected with lock core 1, the other end is provided with shaft orientation opening groove 9, lock core cover 2 is arranged on the position on pick-proof cover for seat 6 opposite, or lock core cover 2 is combined as a whole with pick-proof cover for seat 6, or lock core 2 and pick-proof cover for seat 6 are separately positioned on to be needed by the object that interlocks, it is characterized in that: pick-proof cover for seat 6 is built with anti-skid 5, locking bolt pin 10 is provided with in anti-skid 5, be provided with between anti-skid 5 and pick-proof cover for seat 6 prevent anti-skid 5 from departing from from pick-proof cover for seat 6 prevent release unit, damping unit is provided with between anti-skid 5 and pick-proof cover for seat 6.The described release unit that prevents is the cannelure 11 that alignment pin 23 in pick-proof cover for seat 6 embeds anti-skid 5 cylindrical.The described release unit that prevents arranges back-up ring 12 in pick-proof cover for seat 6 with two cannelures on the correspondence position of anti-skid 5 bonding surface.The described release unit that prevents is riveted by rivet 13 is mutually movable the bottom of pick-proof cover for seat 6 with anti-skid 5.The described release unit that prevents is cannelure or the end face that the inside flange 24 of pick-proof cover for seat 6 embeds anti-skid 5 cylindrical.The described release unit that prevents is the cannelure 14 that the outside flange 25 of alignment pin 23 in anti-skid 5 or anti-skid 5 embeds pick-proof cover for seat 6 inner circle.Described damping unit is rubber parts 15 or metal clips 16 or spring 26 and steel column 17 or spring 26 and steel ball 18 or spring steel wire 19.Described damping unit be that the method for setting up elastomeric pad 20 or elastomeric objects between pick-proof cover for seat 6 and the contact surface of anti-skid 5 constitutes damping to make the frictional force produced between the two.The formation of described damping unit forms damping in pick-proof cover for seat 6 and the assembly method of contact surface half interference fit of anti-skid 5 to make the frictional force produced between the two.Described damping unit between the inner circle and the cylindrical of anti-skid 5 of pick-proof cover for seat 6, establishes the male and fomale(M&F) 27 of the mutual correspondence of various shape mutually or adopts trickle ellipse garden, the frictional force utilizing rigid deformation to produce forms damping, or anti-skid adopts rigid material, and on Qi Yaobi, cut out one or several axial groove 21, utilize gap between elastic shrinkage groove to make its reduced diameter form damping.
Can see in FIG, what the present embodiment adopted prevents release unit from being the structure that alignment pin 23 in pick-proof cover for seat 6 embeds the cannelure 11 of anti-skid 5 cylindrical, and what damping unit adopted is the structure that rubber parts 15 is stuck between anti-skid 5 and pick-proof cover for seat 6.During use, hand-held locking bolt 3(now locking bolt is in enable possition) first insert correspondence position lock core cover 2, through inserting in the hole of anti-skid 5 behind the space of hub for vehicle wheel again, the locking bolt pin 10 in anti-skid 5 is made to snap in axial notch 8 on locking bolt, the key that circles round after being inserted into position makes locking bolt pin 10 enter radial groove 7, the misconstruction that radial groove 7 on locking bolt 3 and the shaft orientation opening groove 9 on the axial notch 8 communicated and lock bolt sleeve 4 form just in time is blocked by locking bolt pin 10, and locking bolt 3 just can't pump out; When normally unblanking, insert key 28 and rotate, the axial notch 8 on locking bolt 3 is overlapped with the shaft orientation opening groove 9 on lock bolt sleeve 4, and locking bolt 3 just can normally be extracted; When suffering that lock core 1 twisted firmly by the thief pinched car instrument that uses force; lock core 1 drives lock bolt sleeve 4 to rotate; lock bolt sleeve 4 drives locking bolt pin 10 to rotate again; locking bolt pin 10 is fixed in anti-skid 5; but owing to being provided with damping unit between anti-skid 5 and pick-proof cover for seat 6; namely there is the resistance set between them; after torsion suffered has between the two exceeded the resistance set between them; just can produce relative rotation between the two; thus it is bad that lockset can be protected neither to be twisted; locking bolt 3 can move back out yet, reaches the object of pick-proof.
In the embodiment shown in Fig. 1, Fig. 2, prevent release unit from being the cannelure 11 that alignment pin 23 in pick-proof cover for seat 6 embeds anti-skid 5 cylindrical.In the embodiment shown in fig. 3, prevent release unit from can also be that back-up ring 12 is set in pick-proof cover for seat 6 with two cannelures on the correspondence position of anti-skid 5 bonding surface.In the embodiment shown in fig. 4, prevent release unit from can also be riveted by rivet 13 is mutually movable the bottom of pick-proof cover for seat 6 with anti-skid 5.In the embodiment shown in fig. 5, prevent release unit from can also be cannelure or the end face that the inside flange 24 of pick-proof cover for seat 6 embeds anti-skid 5 cylindrical.In the embodiment shown in fig. 6, prevent release unit from can also be the cannelure 14 that the outside flange 25 of alignment pin 23 in anti-skid 5 or anti-skid 5 embeds pick-proof cover for seat 6 inner circle.
In all of the embodiments illustrated, damping unit for rubber parts 15(as shown in Figure 1, Figure 2, shown in Fig. 3, Fig. 8, Fig. 9, Figure 10, Figure 19, Figure 20) or metal clips 16(as shown in Figure 4) or spring 26 and steel column 17(are as shown in Figure 5) or spring 26 with steel ball 18(as shown in Fig. 6, Figure 12) or spring steel wire 19(as shown in Figure 7) composite member form.Between the rubbing surface that damping unit also can adopt two parts to combine, (such as between anti-skid 5 and anti-device cover for seat 6) adopts and arranges elastomeric pad 20(as Figure 11, Figure 13) or elastomeric objects method or adopt the method for half interference fit (as shown in Figure 14, Figure 15) more closely to form.Described damping unit adopts elastic part to snap in by crimp the method formation that hard parts makes to produce between it frictional force (as shown in Figure 16, Figure 17, Figure 18).The effect of damping unit is by arranging damping part or by utilizing the shape of part and characteristic and combination to make to produce certain frictional resistance between these two parts between anti-skid 5 and pick-proof cover for seat 6, just can produce relative motion when the frictional force firmly exceeded between them between the two between these two parts; And key drives strength during lock core shaft's rotation little when normally unblanking, so anti-skid 5 now can not be rotated, lock can normally be opened; When use force instrument picking lock time, lock core shaft makes it rotate because of blocking of pellet of lock, hard twist only can make locking bolt drive anti-skid 5 after overcoming the resistance that damping unit arranges with violent tool with turning, thus protection lock core can not be twisted bad.
In all of the embodiments illustrated, in all damping unit structures shown in figure, combination between anti-skid 5 with anti-device cover for seat 6, except adopting except rivet 13 is connected, can also adopt the alignment pin 23 shown in Fig. 1 to embed the method for the cannelure 11 of anti-skid 5 cylindrical; Or also can adopt the method that back-up ring 12 is set in pick-proof cover for seat 6 with two cannelures on the correspondence position of anti-skid 5 bonding surface; Or also can adopt and embed the anti-cannelure of skid 5 cylindrical or the method for end face at the flange 24 that pick-proof cover for seat 6 is inside; Or the alignment pin in anti-skid 5 or the outside flange 25 of anti-skid 5 also can be adopted to embed the method for the cannelure 14 of pick-proof cover for seat 6 inner circle.
Most preferred embodiment two of the present invention as shown in figure 19, in the present embodiment, pick-proof cover for seat 6 and lock core overlap 2 and are combined as a whole, pick-proof cover for seat 6 is provided with the hole of stretching out for locking bolt 3, this structure is the dish lock construction on electric motor car and motorcycle, its process of unblanking is identical with embodiment one with latching process, and locking bolt 3 can be released as embodiment one.
Most preferred embodiment three of the present invention as shown in figure 20, in the present embodiment, lock core cover 2 is arranged on security door in addition, it is applicable to antitheft the locking of security door one class, locking bolt 3 is first inserted the lock core cover 2 on security door by this structure in use, and then the lockhole inserting anti-skid 5 is locked, its using method and embodiment one just the same, antitheft principle is also identical.
In the present invention, the structure for lock core does not limit.For preventing release unit, except above-mentioned four kinds of structures, other similar structure can also be adopted, preventing disengaging just passable anti-skid 5 and pick-proof cover for seat 6 as long as functionally reach.For damping unit, except above-mentioned several types, can as long as functionally reach any structure making to produce between anti-skid 5 and pick-proof cover for seat 6 resistance.
In above-described embodiment that the present invention exemplifies, exemplify prevent release unit and the various structures in damping unit can between each embodiment Xiang Hu Tiao Change, also can be combined, thus form more specific embodiment.
Right of the present invention is except the above-mentioned embodiment exemplified, and for some embodiments of not illustrating, still its feature and the identical embodiment of this claim feature also belong to the protection domain of this patent completely.
Claims (10)
1. a pick-proof lock device, primarily of lock core (1), lock core cover (2), locking bolt (3), lock bolt sleeve (4), anti-skid (5), pick-proof cover for seat (6) forms, locking bolt (3) one end is connected with lock core shaft (22), the other end is provided with radial groove (7) and axial notch (8), two grooves interlink, lock bolt sleeve (4) one end is connected with lock core (1), the other end is provided with shaft orientation opening groove (9), lock core cover (2) is arranged on the position on pick-proof cover for seat (6) opposite, or lock core cover (2) and pick-proof cover for seat (6) are combined as a whole, or lock core cover (2) and pick-proof cover for seat (6) are separately positioned on to be needed by the object that interlocks, it is characterized in that: pick-proof cover for seat (6) is built with anti-skid (5), locking bolt pin (10) is provided with in anti-skid (5), be provided with between anti-skid (5) and pick-proof cover for seat (6) prevent anti-skid (5) from departing from from pick-proof cover for seat (6) prevent release unit, damping unit is provided with between anti-skid (5) and pick-proof cover for seat (6).
2. a kind of pick-proof lock device according to claim 1, is characterized in that: described in prevent release unit from being the cannelure (11) that alignment pin (23) in pick-proof cover for seat (6) embeds anti-skid (5) cylindrical.
3. a kind of pick-proof lock device according to claim 1, is characterized in that: described in prevent release unit from being that in two cannelures on the correspondence position of pick-proof cover for seat (6) and anti-skid (5) bonding surface, back-up ring (12) is set.
4. a kind of pick-proof lock device according to claim 1, is characterized in that: described in prevent release unit from being riveted by rivet (13) is mutually movable the bottom of pick-proof cover for seat (6) and anti-skid (5).
5. a kind of pick-proof lock device according to claim 1, is characterized in that: described in prevent release unit from being cannelure or the end face that the inside flange (24) of pick-proof cover for seat (6) embeds anti-skid (5) cylindrical.
6. a kind of pick-proof lock device according to claim 1, is characterized in that: described in prevent release unit from being the cannelure (14) that the outside flange (25) of alignment pin in anti-skid (5) or anti-skid (5) embeds pick-proof cover for seat (6) inner circle.
7. a kind of pick-proof lock device according to claim 1, is characterized in that: by rubber parts (15) or metal clips (16) or spring (26) and steel column (17) or spring (26) and steel ball (18) or spring steel wire, (19 are formed described damping unit.
8. a kind of pick-proof lock device according to claim 1, is characterized in that: described damping unit be that the method for setting up elastomeric pad (20) or elastomeric objects between pick-proof cover for seat (6) and the contact surface of anti-skid (5) constitutes damping to make the frictional force produced between the two.
9. a kind of pick-proof lock device according to claim 1, is characterized in that: the formation of described damping unit forms damping in pick-proof cover for seat (6) and the assembly method of contact surface half interference fit of anti-skid (5) to make the frictional force produced between the two.
10. a kind of pick-proof lock device according to claim 1, it is characterized in that: described damping unit between the inner circle and the cylindrical of anti-skid (5) of pick-proof cover for seat (6), establishes the male and fomale(M&F) (27) of the mutual correspondence of various shape mutually or adopts trickle ellipse garden, the frictional force utilizing rigid deformation to produce forms damping, or anti-skid (5) adopts rigid material, and on Qi Yaobi, cut out one or several axial groove (21), utilize gap between elastic shrinkage groove to make its reduced diameter form damping.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410053743.5A CN104847185A (en) | 2014-02-18 | 2014-02-18 | Lock picking prevention device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410053743.5A CN104847185A (en) | 2014-02-18 | 2014-02-18 | Lock picking prevention device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104847185A true CN104847185A (en) | 2015-08-19 |
Family
ID=53847119
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410053743.5A Pending CN104847185A (en) | 2014-02-18 | 2014-02-18 | Lock picking prevention device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104847185A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5505064A (en) * | 1995-01-25 | 1996-04-09 | Wang; Lo-Pin | Shackle lock |
| US20040040347A1 (en) * | 2002-08-30 | 2004-03-04 | Vito Robert A. | Tamper resistant lock |
| CN1657730A (en) * | 2004-12-01 | 2005-08-24 | 陈孟富 | Vehicle lock |
| CN2739305Y (en) * | 2004-11-15 | 2005-11-09 | 刘家明 | Anti-prizing lock head |
| CN200968115Y (en) * | 2006-10-20 | 2007-10-31 | 梁文顺 | Split type ball hinged anti-theft lock |
| CN201521172U (en) * | 2009-05-31 | 2010-07-07 | 宗伦股份有限公司 | Rotating shaft structure of U-shaped lock, |
| CN203822004U (en) * | 2014-02-18 | 2014-09-10 | 上海固坚锁业有限公司 | Prying resistant device |
-
2014
- 2014-02-18 CN CN201410053743.5A patent/CN104847185A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5505064A (en) * | 1995-01-25 | 1996-04-09 | Wang; Lo-Pin | Shackle lock |
| US20040040347A1 (en) * | 2002-08-30 | 2004-03-04 | Vito Robert A. | Tamper resistant lock |
| CN2739305Y (en) * | 2004-11-15 | 2005-11-09 | 刘家明 | Anti-prizing lock head |
| CN1657730A (en) * | 2004-12-01 | 2005-08-24 | 陈孟富 | Vehicle lock |
| CN200968115Y (en) * | 2006-10-20 | 2007-10-31 | 梁文顺 | Split type ball hinged anti-theft lock |
| CN201521172U (en) * | 2009-05-31 | 2010-07-07 | 宗伦股份有限公司 | Rotating shaft structure of U-shaped lock, |
| CN203822004U (en) * | 2014-02-18 | 2014-09-10 | 上海固坚锁业有限公司 | Prying resistant device |
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Application publication date: 20150819 |
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