CN203822004U - Prying resistant device - Google Patents
Prying resistant device Download PDFInfo
- Publication number
- CN203822004U CN203822004U CN201420068774.3U CN201420068774U CN203822004U CN 203822004 U CN203822004 U CN 203822004U CN 201420068774 U CN201420068774 U CN 201420068774U CN 203822004 U CN203822004 U CN 203822004U
- Authority
- CN
- China
- Prior art keywords
- pick
- seat
- skid
- proof
- proof cover
- 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 a hardware lockset, in particular to a prying resistant device. The prying resistant device is formed by a lock core, a lock core sleeve, a lock bolt, a lock bolt sleeve, a prying resistant base and a prying resistant base sleeve, wherein one end of the lock bolt is connected with a lock core shaft, the other end of the lock bolt is provided with a radial groove and an axial groove, the radial groove and the axial groove are communicated, one end of the lock bolt sleeve is connected with the lock core, the other end of the lock bolt sleeve is provided with an axial opening groove, and the lock core sleeve is arranged at the position opposite to the prying resistant base sleeve. The prying resistant device is characterized in that the prying resistant base is arranged inside the prying resistant base sleeve, a lock bolt pin is arranged inside the prying resistant base, a separation preventing device is arranged between the prying resistant base and the prying resistant base sleeve and prevents the prying resistant base from being separated from the prying resistant base sleeve, and a damping device is arranged between the prying resistant base and the prying resistant base sleeve. The prying resistant function of the prying resistant device is that when a thief uses a violent tool to pry a lock, the lock core shaft cannot rotate due to the clamping of a lock marble, the violent twisting only enables the lock bolt to drive the prying resistant base to simultaneously rotate with the violent tool after overcoming the resistance arranged by the damping device, so that the lock core can be prevented from being damaged.
Description
Technical field
The utility model 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 locks rely on increase marble amount to realize, also there are some to rely on thickening side column to realize, this two kinds of methods are not prevent thief's violent tool, as long as thief's instrument of using force stretches into a firmly sled of lock core, pellet or side column will be twisted bad, and lock is just firmly prized and opened by force by thief; And another kind of method is to adopt idle-run lock pin, this method is to play good pick-proof effect, but present racing lock is to adopt 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 idle running and cannot open, so the high no one ventured of racing lock fault rate is used; Although also have at present the effect of some its anti-technical unlockings of lockset relatively good, this lockset is but unable to undergo the hard sled of violent tool.
Summary of the invention
The purpose of this utility model is to release one and does not change lock core internal construction, both be not afraid of the intrusion of the fouls such as dust dirt, but also can resist the hard a kind of pick-proof lock device prized of violent tool, the device of this pick-proof lock can be on various types of locksets, and it can effectively prevent lockset and be opened because of the hard sled of the instrument that uses force.
The utility model is realized in such a way:
The utility model is mainly by lock core, lock core cover, locking bolt, lock bolt sleeve, anti-skid, pick-proof cover for seat composition, 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 is separately positioned on the object that need to be interlocked with pick-proof cover for seat, it is characterized in that: pick-proof seat is housed in pick-proof cover for seat, in anti-skid, be provided with locking bolt pin, between anti-skid and pick-proof cover for seat, be provided with the release unit that prevents that prevents that anti-skid from departing from from pick-proof cover for seat, between anti-skid and pick-proof cover for seat, be provided with damping unit.Describedly prevent that release unit from being the cannelure that alignment pin in pick-proof cover for seat embeds anti-skid cylindrical.Describedly prevent that release unit from being, in two cannelures on the correspondence position of pick-proof cover for seat and anti-skid bonding surface, back-up ring is set.Describedly prevent that release unit from being by mutually movable riveted joint of rivet by the bottom of pick-proof cover for seat and anti-skid.Describedly prevent that release unit from being cannelure or the end face that the inside flange of pick-proof cover for seat embeds anti-skid cylindrical.Describedly prevent that release unit from being 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 between pick-proof cover for seat and the contact surface of anti-skid, to set up the method for elastomeric pad or elastomeric objects so that the frictional force producing has formed damping between the two.The formation of described damping unit is in the assembly method of contact surface half interference fit of pick-proof cover for seat and anti-skid so that the frictional force producing between the two forms damping.Described damping unit be between the inner circle of pick-proof cover for seat and the cylindrical of anti-skid, establish mutually various shapes mutual correspondence male and fomale(M&F) or adopt trickle ellipse garden, utilize the frictional force that rigid deformation produces to form 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.
Brief description of the drawings
Fig. 1 is the structure principle chart of the utility model most preferred embodiment one;
Fig. 2 is the plane structure chart of the utility model most preferred embodiment one;
Fig. 3 prevents in the utility model that release unit from being the structure chart that alignment pin snaps in cannelure;
Fig. 4 prevents in the utility model that release unit from being by the structure chart of the movable riveted joint of rivet;
Fig. 5 prevents in the utility model that release unit from being pick-proof cover for seat is blocked structure chart from end face to in-flanges;
Fig. 6 prevents in the utility model that release unit from being the structure chart that anti-skid outward flanging snaps in cannelure;
Fig. 7 is that in the utility model, 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 utility model;
Fig. 9 is structure principle chart when damping unit is rubber parts crimping in the utility model;
Figure 10 is structure principle chart when damping unit is rubber parts socket in the utility model;
Figure 11 is that in the utility model, damping unit is the schematic diagram that inclined-plane is pressed on elastomeric pad top;
Figure 12 is that in the utility model, damping unit is the schematic diagram that elastomeric objects embeds shrinkage pool;
Figure 13 is that in the utility model, damping unit is elastomeric pad structure principle chart;
Figure 14 is that in the utility model, 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 utility model;
Figure 16 is that in the utility model, damping unit is the structure principle chart that snaps in hard parts by crimp;
Figure 17 is that in the utility model, damping unit is the structure principle chart that snaps in hard parts by crimp;
Figure 18 is that in the utility model, damping unit is the structure principle chart that snaps in hard parts by crimp;
Figure 19 is the structure principle chart of the utility model most preferred embodiment two;
Figure 20 is the structure principle chart of the utility model most preferred embodiment three;
Described in the utility modelly prevent that release unit from referring to: prevent that 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, a part of means that can reach its object in following specific embodiment, are exemplified respectively.
The function of damping unit described in the utility model is: between pick-proof cover for seat and anti-skid, be provided with frictional force, so pick-proof cover for seat has damping action to the rotation of anti-skid, while just commonly using key operated lock core, key drives locking bolt in lock bolt sleeve, easily rotate and exit, lock bolt sleeve does not need the anti-skid rotation of yet unable drive, in the time of hard picking lock core by force, locking bolt is not revolvable, when lock core is exceeded by the power of the hard sled of violence the frictional force arranging between pick-proof cover for seat and anti-skid, because lock core is connected with lock bolt sleeve, lock bolt sleeve is passed in violence by lock core, lock bolt sleeve is passed to violence again locking bolt pin, locking bolt pin drives again anti-skid overcome friction rotation, because locking bolt itself does not rotate at lock bolt sleeve, locking bolt cannot exit from locking bolt pin, so the hard sled of violence can only make anti-skid rotation lock cannot open.
detailed description of the invention
Specific embodiment of the utility model is only a part of numerous embodiment, is not the whole of claim content, and claim content is not had to restraint forces.
Most preferred embodiment one of the present utility model as shown in Figure 1, the utility model is mainly by 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 are 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 are 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 opposites, or lock core cover 2 is combined as a whole with pick-proof cover for seat 6, or lock core 2 is separately positioned on the object that need to be interlocked with pick-proof cover for seat 6, it is characterized in that: pick-proof seat 5 is housed in pick-proof cover for seat 6, in anti-skid 5, be provided with locking bolt pin 10, between anti-skid 5 and pick-proof cover for seat 6, be provided with the release unit that prevents that prevents that anti-skid 5 from departing from from pick-proof cover for seat 6, between anti-skid 5 and pick-proof cover for seat 6, be provided with damping unit.Describedly prevent that release unit from being the cannelure 11 that alignment pin 23 in pick-proof cover for seat 6 embeds anti-skid 5 cylindricals.Describedly prevent that release unit from being, in two cannelures on the correspondence position of pick-proof cover for seat 6 and anti-skid 5 bonding surfaces, back-up ring 12 is set.Described prevent release unit be by pick-proof cover for seat 6 with the bottom of anti-skid 5 by rivet 13 movable riveted joint mutually.Describedly prevent that release unit from being cannelure or the end face that the inside flange of pick-proof cover for seat 6 24 embeds anti-skid 5 cylindricals.Describedly prevent that release unit from being the cannelure 14 that alignment pin 23 in anti-skid 5 or the outside flange 25 of anti-skid 5 embed pick-proof cover for seat 6 inner circles.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 between pick-proof cover for seat 6 and the contact surface of anti-skid 5, set up elastomeric pad 20 or elastomeric objects method so that between the two produce frictional force formed damping.The formation of described damping unit is so that the frictional force producing between the two forms damping in the assembly method of contact surface half interference fit of pick-proof cover for seat 6 and anti-skid 5.Described damping unit be between the inner circle of pick-proof cover for seat 6 and the cylindrical of anti-skid 5, establish mutually various shapes mutual correspondence male and fomale(M&F) 27 or adopt trickle ellipse garden, utilize the frictional force that rigid deformation produces to form 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.
In Fig. 1, can see, what the present embodiment adopted prevents that 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 cylindricals, and what damping unit adopted is that rubber parts 15 is stuck in the structure between anti-skid 5 and pick-proof cover for seat 6.When use, hand-held locking bolt 3(now locking bolt in enable possition) first insert the lock core cover 2 of correspondence position, insert again in the hole of anti-skid 5 through behind the space of hub for vehicle wheel, make the locking bolt pin 10 in anti-skid 5 snap in the axial notch 8 on locking bolt, after being inserted into position, convolution key makes locking bolt pin 10 enter radial groove 7, the misconstruction that shaft orientation opening groove 9 on radial groove 7 on locking bolt 3 and axial notch 8 and the lock bolt sleeve 4 communicating forms is just in time blocked by locking bolt pin 10, and locking bolt 3 just can't pump out; While 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, locking bolt 3 just can normally be extracted; In the time suffering that the thief pinched car instrument that uses force is twisted lock core 1 firmly; 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; be between them, to have the resistance setting; when suffered between the two torsion has exceeded after the resistance of setting between them; just can produce relative rotation between the two; thereby it is bad to protect lockset neither can 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 that release unit from being the cannelure 11 that alignment pin 23 in pick-proof cover for seat 6 embeds anti-skid 5 cylindricals.In the embodiment shown in fig. 3, prevent that release unit from can also be, in two cannelures on the correspondence position of pick-proof cover for seat 6 and anti-skid 5 bonding surfaces, back-up ring 12 is set.In the embodiment shown in fig. 4, prevent that release unit from can also be that pick-proof cover for seat 6 and the bottom of anti-skid 5 are riveted by the mutual activity of rivet 13.In the embodiment shown in fig. 5, prevent that release unit from can also be cannelure or the end face that the inside flange of pick-proof cover for seat 6 24 embeds anti-skid 5 cylindricals.In the embodiment shown in fig. 6, prevent that release unit from can also be the cannelure 14 that alignment pin 23 in anti-skid 5 or the outside flange 25 of anti-skid 5 embed pick-proof cover for seat 6 inner circles.
In all embodiment, damping unit be 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.Damping unit also can adopt (for example, between anti-skid 5 and anti-device cover for seat 6) between the rubbing surface of two part combinations to adopt and elastomeric pad 20(is set as Figure 11, Figure 13) or the method for elastomeric objects or adopt the method for half interference fit (as shown in Figure 14, Figure 15) more closely to form.Described damping unit employing elastic part snaps in hard parts by crimp forms the method that produces frictional force (as shown in Figure 16, Figure 17, Figure 18) between it.The effect of damping unit be between anti-skid 5 and pick-proof cover for seat 6 by damping part being set or by utilizing the shape of part and characteristic and combination to make to produce certain frictional resistance between these two parts, when between the two firmly exceed the frictional force between them time just can produce relative motion between these two parts; And in the time normally unblanking key drive lock core shaft rotate time strength little, so anti-skid 5 now can not be rotated, lock can normally be opened; In the time using force instrument picking lock, lock core shaft cannot rotate it because locking blocking of pellet, and hard twisting only can make locking bolt drive anti-skid 5 to turn with violent tool is same after the resistance that has overcome damping unit setting, thereby it is bad to protect lock core can not be twisted.
In all embodiment, in all damping unit structures shown in figure, combination between anti-skid 5 and anti-device cover for seat 6 except adopt rivet 13 be connected, can also adopt the alignment pin 23 shown in Fig. 1 to embed the method for the cannelure 11 of anti-skid 5 cylindricals; Or also can adopt the method that back-up ring 12 is set in two cannelures on the correspondence position of pick-proof cover for seat 6 and anti-skid 5 bonding surfaces; Or also can adopt at the inside flange 24 of pick-proof cover for seat 6 and embed the cannelure of anti-skid 5 cylindricals or the method for end face; Or also can adopt alignment pin in anti-skid 5 or the outside flange 25 of anti-skid 5 to embed the method for the cannelure 14 of pick-proof cover for seat 6 inner circles.
Most preferred embodiment two of the present utility model as shown in figure 19, in the present embodiment, pick-proof cover for seat 6 is combined as a whole with lock core cover 2, 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 of using on electric motor car and motorcycle, its process of unblanking is identical with embodiment mono-with locking process, and locking bolt 3 can be released as embodiment mono-.
Most preferred embodiment three of the present utility model 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, this structure is first inserted locking bolt 3 the lock core cover 2 on security door in use, and then the lockhole that inserts anti-skid 5 is locked, its using method and embodiment mono-are just the same, and antitheft principle is also identical.
In the utility model, do not limit for the structure of lock core.For preventing release unit, except above-mentioned four kinds of structures, can also adopt other similar structure, as long as reach in function, anti-skid 5 and pick-proof cover for seat 6 are prevented from departing from just passable.For damping unit, except above-mentioned several types, as long as in function, reach make to produce between anti-skid 5 and pick-proof cover for seat 6 any structure of resistance can.
In the above-described embodiment exemplifying at the utility model, exemplify prevent various structures in release unit and damping unit can be between each embodiment Xiang Hu Tiao Change, also can be combined, thereby form more specific embodiment.
Claim scope of the present utility model is except the above-mentioned embodiment exemplifying, and but the embodiment not giving an example for some 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, mainly by lock core (1), lock core cover (2), locking bolt (3), lock bolt sleeve (4), anti-skid (5), pick-proof cover for seat (6) composition, 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 cover (2) is separately positioned on the object that need to be interlocked with pick-proof cover for seat (6), it is characterized in that: pick-proof seat (5) is housed in pick-proof cover for seat (6), in anti-skid (5), be provided with locking bolt pin (10), between anti-skid (5) and pick-proof cover for seat (6), be provided with the release unit that prevents that prevents that anti-skid (5) from departing from from pick-proof cover for seat (6), between anti-skid (5) and pick-proof cover for seat (6), be provided with damping unit.
2. a kind of pick-proof lock device according to claim 1, is characterized in that: described in prevent that 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 that release unit from being, 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 that release unit from being by rivet (13) movable riveted joint mutually by 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 that 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 that 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: described damping unit is 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 formations.
8. a kind of pick-proof lock device according to claim 1, is characterized in that: described damping unit is between pick-proof cover for seat (6) and the contact surface of anti-skid (5), to set up the method for elastomeric pad (20) or elastomeric objects so that the frictional force producing has formed damping 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 is so that the frictional force producing between the two forms damping in the assembly method of contact surface half interference fit of pick-proof cover for seat (6) and anti-skid (5).
10. a kind of pick-proof lock device according to claim 1, it is characterized in that: described damping unit is establish mutually the male and fomale(M&F) (27) of the mutual correspondence of various shapes or adopt trickle ellipse between the inner circle of pick-proof cover for seat (6) and the cylindrical of anti-skid (5), utilize the frictional force that rigid deformation produces to form 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 |
|---|---|---|---|
| CN201420068774.3U CN203822004U (en) | 2014-02-18 | 2014-02-18 | Prying resistant device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420068774.3U CN203822004U (en) | 2014-02-18 | 2014-02-18 | Prying resistant device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203822004U true CN203822004U (en) | 2014-09-10 |
Family
ID=51477517
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420068774.3U Expired - Fee Related CN203822004U (en) | 2014-02-18 | 2014-02-18 | Prying resistant device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203822004U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104847185A (en) * | 2014-02-18 | 2015-08-19 | 上海固坚锁业有限公司 | Lock picking prevention device |
-
2014
- 2014-02-18 CN CN201420068774.3U patent/CN203822004U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104847185A (en) * | 2014-02-18 | 2015-08-19 | 上海固坚锁业有限公司 | Lock picking prevention device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140910 Termination date: 20220218 |