CN204983954U - Lock core structure of burglary insurance - Google Patents
Lock core structure of burglary insurance Download PDFInfo
- Publication number
- CN204983954U CN204983954U CN201520757224.7U CN201520757224U CN204983954U CN 204983954 U CN204983954 U CN 204983954U CN 201520757224 U CN201520757224 U CN 201520757224U CN 204983954 U CN204983954 U CN 204983954U
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- lock core
- convex body
- tongue piece
- groove
- film trap
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Abstract
The utility model belongs to a lock core structure of burglary insurance, including shell body, lock core and tongue piece, the lock core axle is established in the shell body, has increased on rotatable lock core along with lock core pivoted slip convex body, pressing blade and transmission piece. The upper end both sides in key hole and with the parallel lock core of lock core axial lead in establish transmission film trap and pressing blade groove respectively, transmission film trap and pressing blade groove all communicate with each other with every the tongue piece slotted hole that corresponds, lie in key hole rear end and just with on the vertically lock core of key hole are equipped with the convex body groove on the shell body that extremely corresponds, are equipped with transmission flat spring and buffer block between transmission piece and the slip lug rear end that corresponds. Pressing blade is located the pressing blade inslot. The slip convex body is located the convex body inslot. The utility model discloses effectively the antagonism technique person of unblanking changes traditional lock core structure, has simple structure, reasonable in design, and the theftproof standard is high, the security is good and excellent in use effect's advantage.
Description
Technical field
The utility model belongs to a kind of lock core structure of burglary insurance.
Background technology
From front, mechanical lock structure mostly is billiards structure (or claiming tongue piece structure), its principle is identical: be in shell body, establish the lock core that can rotate, and communicate one group bullet groove tangent with keyhole in lock core is established between shell body and corresponding lock core, establish pellet and spring in bullet groove, the rear end of lock core is established to stir and is coordinated part of unblanking accordingly.
When unblanking, key inserts lock core from keyhole, only have the teeth of correct key, the upper surface of one group of pellet all could be pushed up ad-hoc location (i.e. the parallel place in lock core periphery and shell body gap), do not affect the rotation of lock core, the afterbody of lock core just can be stirred and coordinate part of unblanking accordingly, and lock is opened; Otherwise for without key or wrong key, the upper surface of pellet then snaps in the method that shell body rotates to stop lock core, the afterbody of lock core can not be stirred and coordinate part of unblanking accordingly, lock can not be opened.
The basic skills of technology unlocking is exactly press each tongue piece in turn, finds ad-hoc location by the sensation of technology unlocking person, sense of touch, the sense of hearing, and to be controlled in this position rotational lock core again.The lockset of criterion of acceptability requires that the anti-technology unlocking standard that must reach only has a few minutes, but experienced technology unlocking person often only can unblank by actualizing technology with tens seconds, and a lot of security door is as illusory.
Summary of the invention
The purpose of this utility model designs a kind of lock core structure of burglary insurance, can the effective countermeasure techniques person of unblanking, and changes conventional lock cylinders structure, have structure simple, reasonable in design, the advantage that antitheft standard is high, safety good and result of use is good.
The utility model comprises shell body, lock core and tongue piece, wherein:
Lock core, axle is located in shell body, keyhole is positioned at the lock core with lock core axis parallel, in the lock core of keyhole section, upper end is provided with several tongue piece slotted eye vertical with keyhole, the upper port of each tongue piece slotted eye is positioned on the corresponding periphery wall of lock core, the lower port of each tongue piece slotted eye communicates the keyhole in corresponding portion, the both sides, upper end of keyhole and with the lock core of lock core axis parallel in establish transmission film trap respectively and compress film trap, transmission film trap and compression film trap all communicate with each tongue piece slotted eye in corresponding portion, be positioned at keyhole rear end and be provided with convex body groove with the shell body in the vertical lock core upper end of keyhole to corresponding portion, compress one end of film trap to communicate with the convex body groove of respective side, one end of transmission film trap communicates with the convex body groove of respective side and continues to extend the rear end face of the lock core that communicates,
Tongue piece, several tongue piece lays respectively in several tongue piece slotted eye, and the side of the tongue piece in portion corresponding to driver blade is provided with clearance groove, and the lower end of tongue piece is positioned at keyhole, and the upper end of tongue piece is by holding in tongue piece spring and shell body;
Driver blade, driver blade is positioned at transmission film trap, transmission draw-in groove is provided with the driver blade of the clearance groove respective side of tongue piece, the rear portion of driver blade is provided with open recess, be provided with driver blade spring and buffer stopper in it and between the slide bumping rear end in corresponding portion, the rear end face of lock core can be stretched out in the rear end of driver blade;
Clamping piece, clamping piece is positioned at and compresses film trap, is provided with compression draw-in groove with the clamping piece of tongue piece respective side;
Slip convex body, slip convex body is positioned at convex body groove, convex body spring is provided with between the lower end of slip convex body and the interior lower end of convex body groove, the axial dual-side being positioned at the slip convex body position of the convex body groove of outer casing section is hypotenuse, with the front end face of the slip convex body of clamping piece respective side for compress inclined-plane, be transmission inclined-plane with the rear end face of the slip convex body of buffer stopper respective side, the slip convex body position with hypotenuse is positioned at the convex body groove of outer casing section.
The described position being positioned at the slip convex body of the convex body groove corresponding with shell body is for semicircle.The position of described slip convex body is that semicircular radius is identical with the thickness of shell body.After the compression contact of incline plane clamping piece of described slip convex body, the transmission inclined-plane of slip convex body contacts buffer stopper again.Described tongue piece quantity is 4 ~ 20.The rear end of described compression film trap communicates with the convex body groove of respective side, compresses film trap and communicates with each tongue piece slotted eye in corresponding portion.One end of described transmission film trap communicates with the convex body groove of respective side and continues to extend the rear end face of the lock core that communicates, and transmission film trap communicates with each tongue piece slotted eye in corresponding portion.
Said structure design achieves the purpose of this utility model.
The utility model can the effective countermeasure techniques person of unblanking, and changes conventional lock cylinders structure, has structure simple, reasonable in design, the advantage that antitheft standard is high, safety good and result of use is good.Test shows: experienced technology unlocking person opens traditional all kinds of mechanical locks on average only with tens seconds; And experienced technology unlocking person opens attempt of the present utility model all fails, it has the effect of good burglary insurance.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the structural representation of the A-A section of Fig. 1.
Structural representation when Fig. 3 is the lock core rotation of the A-A section of Fig. 1.
Fig. 4 is the structural representation of the B-B section of Fig. 1.
Fig. 5 is the structural representation of opening of the present utility model.
Specific embodiments
As shown in Figures 1 to 5, a kind of lock core structure of burglary insurance, comprises shell body 3, lock core 2 and tongue piece 4, wherein:
Lock core 2, lock core shaft is located in shell body.Keyhole 15 is positioned at the lock core with lock core axis parallel, and the front port of keyhole is opened on lock core front end face, inserts for key 1.In the lock core of keyhole section, upper end is provided with several tongue piece slotted eye 12 vertical with keyhole.The upper port of each tongue piece slotted eye is positioned on the corresponding periphery wall of lock core, and the lower port of each tongue piece slotted eye communicates the keyhole in corresponding portion.The both sides, upper end of keyhole 15 and with the lock core of lock core axis parallel in establish transmission film trap respectively and compress film trap.Transmission film trap and compression film trap all communicate with each tongue piece slotted eye in corresponding portion.Be positioned at keyhole rear end and be provided with convex body groove 10 with the shell body in the vertical lock core upper end of keyhole to corresponding portion.Compress one end of film trap to communicate with the convex body groove of respective side.One end of transmission film trap communicates with the convex body groove of respective side and continues to extend the rear end face of the lock core that communicates, and namely the rear end of transmission film trap communicates with the convex body groove of respective side and continues to extend the rear end face of the lock core that communicates through the convex body groove of respective side.
Tongue piece, several tongue piece lays respectively in several tongue piece slotted eye 12, and the side of the tongue piece in portion corresponding to driver blade is provided with clearance groove 21.The lower end of tongue piece is positioned at keyhole, and the upper end of tongue piece is by holding in tongue piece spring 13 and shell body.
Driver blade 7, driver blade is positioned at transmission film trap.Transmission draw-in groove 20 is provided with the driver blade of clearance groove 21 respective side of tongue piece.The rear portion of driver blade is provided with open recess, is provided with driver blade spring 9 and buffer stopper 16 between in it and slide bumping 6 rear end in corresponding portion, the rear end of the driver blade rear end face that can stretch out lock core with lock opening structure and connect.
Clamping piece 5, compresses each tongue piece, in case technology unlocking stirs each tongue piece, with antitheft under the effect of rotational lock core and slip convex body.Clamping piece is positioned at and compresses film trap, is provided with compresses draw-in groove 22 with the clamping piece of tongue piece respective side.
Slip convex body 6, slip convex body is positioned at convex body groove.Convex body spring 11 is provided with between the lower end of slip convex body and the interior lower end of convex body groove.The axial dual-side being positioned at the slip convex body position of the convex body groove of outer casing section is hypotenuse 19, and namely the upper axial end dual-side of the slip convex body at place parallel with shell body lower surface is hypotenuse; Also can for the described position being positioned at the slip convex body of the convex body groove corresponding with shell body be for semicircle.With the front end face of the slip convex body of clamping piece respective side for compress inclined-plane 18.Be transmission inclined-plane 17 with the rear end face of the slip convex body of buffer stopper respective side.Slip convex body position with hypotenuse 19 is positioned at the convex body groove of outer casing section.
The position of described slip convex body is that semicircular radius is identical with the thickness of shell body.After the compression contact of incline plane clamping piece of described slip convex body, the transmission inclined-plane of slip convex body contacts buffer stopper again.Described tongue piece quantity is 4 ~ 20.The rear end of described compression film trap communicates with the convex body groove of respective side, compresses film trap and communicates with each tongue piece slotted eye in corresponding portion.One end of described transmission film trap communicates with the convex body groove of respective side and continues to extend the rear end face of the lock core that communicates, and transmission film trap communicates with each tongue piece slotted eye in corresponding portion.
Lock opening structures of the present utility model etc. are identical with traditional structure, therefore are not repeated.
During use, structure of the present utility model is on rotating lock core, add the slip convex body, clamping piece and the driver blade that rotate with lock core.The hypotenuse (or half-round) on slip convex body top is in the convex body groove of the shell body on lock core top, and the circumference that the part that namely slip convex body band hypotenuse protrudes stretches out lock core enters in the space of shell body.As Fig. 2 shows, obviously no matter during to that direction rotational lock core, the hypotenuse of slip convex body is all subject to the extruding of shell body corresponding sides, can by as shown in Figure 3 and to the center of circle motion LAP of lock core, until the upper surface of slip convex body is all parallel with the circumferential wall of lock core and with lock core with rotating, the upper surface of the convex body that namely slides all enters in the convex body groove in lock core.
Slip convex body is when moving to the center of circle of lock core, and first promoting clamping piece 5 is then promote driver blade 7.Several (only making 3 in figure) in lock core, by the tongue piece 4 of lock core axially-aligned, no longer penetrate shell body and formed and turn the taboo of lock core, but as shown in Figure 4 and Figure 5, the clearance groove on each tongue piece coordinate with the transmission draw-in groove of driver blade.When tongue piece is under the teeth 14 of key 1 act on, these transmission draw-in grooves and clearance groove is made to form one when being parallel to the straight line of lock core axis, driver blade 7 can not be subject to tongue piece Ka Ding, driver blade can move along the transmission film trap of this straight line that (namely buffer stopper 16 is under the bearing down on one on the transmission inclined-plane 17 of slip convex body, extrude driving spring 9 again, driving spring pushes up pressure driver blade again and makes it) rearwardly extend out to the position (namely lock opening structure position) of dotted line 8 in Fig. 1.Be exactly the teeth (making tongue piece) of key when correct position, the afterbody that tongue piece could allow driver blade to move to lock core stretch out with lock opening structure connect.
In Figure 5, clamping piece 5 under the compression inclined-plane 18 being subject to slip convex body 6 is oppressed (with reference to figure 1) and before lock core shaft's alignment, the direction of arrow N (in the figure) moves time, the ledge of the compression draw-in groove that clamping piece is corresponding with tongue piece 4, can each tongue piece 4 be pressed on tongue piece slotted eye, no matter whether the position of tongue piece is correct, now anti-technology can stir tongue piece.
As Fig. 1 and with reference to Fig. 3, work as rotational lock core, the hypotenuse of slip convex body 6 is by shell body 3 squeezing action, and slip convex body inwardly to move a stroke in smaller angle, and clamping piece 5 will be oppressed in the compression inclined-plane of the initial sliding convex body 6 of stroke, the ledge of the compression draw-in groove that clamping piece is corresponding with tongue piece 4, can be pressed on tongue piece slotted eye by each tongue piece 4, can not stir, be rotated further, slip convex body will be moved by buffer stopper and driver blade spring forces driver blade 7.As Fig. 5, if now key 1 is correct, the teeth of key make each tongue piece form tram with driver blade, when being rotated further lock core, driver blade just can move to arrow S direction under the work of the transmission inclined-plane of slip convex body, buffer stopper 16 and driving spring, rearwardly extend out to the position of dotted line 8 in Fig. 1, the part of stretching out will to the effect of lock opening structure when being rotated further, and lock is opened.
If now key 1 is mistake or other foreign matter, compacted tongue piece can not all in tram.The transmission draw-in groove of driver blade and the clearance groove of each tongue piece be not when being parallel to the straight line of lock core axis for one, be rotated further, driver blade can be subject to tongue piece Ka Ding, itself cannot move, driver blade can not move along the transmission film trap of this straight line, even if buffer stopper 16 is under the bearing down on one on the transmission inclined-plane 17 of slip convex body, extrude driving spring 9 again, but driving spring just shrinks, the rear end face that pressure driver blade shifts out lock core can not be pushed up again, can not to lock opening structure effect, be rotated further lock core and also cannot be formed and unblank.
In a word, the utility model can the effective countermeasure techniques person of unblanking, and changes conventional lock cylinders structure, has structure simple, reasonable in design, the advantage that antitheft standard is high, safety good and result of use is good.
Claims (7)
1. a lock core structure for burglary insurance, comprises shell body, lock core and tongue piece, it is characterized in that:
Lock core, axle is located in shell body, keyhole is positioned at the lock core with lock core axis parallel, in the lock core of keyhole section, upper end is provided with several tongue piece slotted eye vertical with keyhole, the upper port of each tongue piece slotted eye is positioned on the corresponding periphery wall of lock core, the lower port of each tongue piece slotted eye communicates the keyhole in corresponding portion, the both sides, upper end of keyhole and with the lock core of lock core axis parallel in establish transmission film trap respectively and compress film trap, transmission film trap and compression film trap all communicate with each tongue piece slotted eye in corresponding portion, be positioned at keyhole rear end and be provided with convex body groove with the shell body in the vertical lock core upper end of keyhole to corresponding portion, compress one end of film trap to communicate with the convex body groove of respective side, one end of transmission film trap communicates with the convex body groove of respective side and continues to extend the rear end face of the lock core that communicates,
Tongue piece, several tongue piece lays respectively in several tongue piece slotted eye, and the side of the tongue piece in portion corresponding to driver blade is provided with clearance groove, and the lower end of tongue piece is positioned at keyhole, and the upper end of tongue piece is by holding in tongue piece spring and shell body;
Driver blade, driver blade is positioned at transmission film trap, transmission draw-in groove is provided with the driver blade of the clearance groove respective side of tongue piece, the rear portion of driver blade is provided with open recess, be provided with driver blade spring and buffer stopper in it and between the slide bumping rear end in corresponding portion, the rear end face of lock core can be stretched out in the rear end of driver blade;
Clamping piece, clamping piece is positioned at and compresses film trap, is provided with compression draw-in groove with the clamping piece of tongue piece respective side;
Slip convex body, slip convex body is positioned at convex body groove, convex body spring is provided with between the lower end of slip convex body and the interior lower end of convex body groove, the axial dual-side being positioned at the slip convex body position of the convex body groove of outer casing section is hypotenuse, with the front end face of the slip convex body of clamping piece respective side for compress inclined-plane, be transmission inclined-plane with the rear end face of the slip convex body of buffer stopper respective side, the slip convex body position with hypotenuse is positioned at the convex body groove of outer casing section.
2. by the lock core structure of a kind of burglary insurance according to claim 1, it is characterized in that: the described position being positioned at the slip convex body of the convex body groove corresponding with shell body is for semicircle.
3., by the lock core structure of a kind of burglary insurance according to claim 2, it is characterized in that: the position of described slip convex body is that semicircular radius is identical with the thickness of shell body.
4., by the lock core structure of a kind of burglary insurance according to claim 1, it is characterized in that: after the compression contact of incline plane clamping piece of described slip convex body, the transmission inclined-plane of slip convex body contacts buffer stopper again.
5., by the lock core structure of a kind of burglary insurance according to claim 1, it is characterized in that: described tongue piece quantity is 4 ~ 20.
6. by the lock core structure of a kind of burglary insurance according to claim 1, it is characterized in that: the rear end of described compression film trap communicates with the convex body groove of respective side, compress film trap and communicate with each tongue piece slotted eye in corresponding portion.
7., by the lock core structure of a kind of burglary insurance according to claim 1, it is characterized in that: one end of described transmission film trap communicates with the convex body groove of respective side and continues to extend the rear end face of the lock core that communicates, and transmission film trap communicates with each tongue piece slotted eye in corresponding portion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520757224.7U CN204983954U (en) | 2015-09-29 | 2015-09-29 | Lock core structure of burglary insurance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520757224.7U CN204983954U (en) | 2015-09-29 | 2015-09-29 | Lock core structure of burglary insurance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204983954U true CN204983954U (en) | 2016-01-20 |
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ID=55118336
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520757224.7U Expired - Fee Related CN204983954U (en) | 2015-09-29 | 2015-09-29 | Lock core structure of burglary insurance |
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| Country | Link |
|---|---|
| CN (1) | CN204983954U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105178714A (en) * | 2015-09-29 | 2015-12-23 | 殷卫平 | Anti-theft safety lock cylinder structure |
| CN111608487A (en) * | 2020-04-27 | 2020-09-01 | 殷卫平 | Anti-technical lock cylinder of card key |
| CN113153019A (en) * | 2021-04-07 | 2021-07-23 | 济南樊千网络科技有限公司 | Multiple wheel disc type safe anti-theft system |
-
2015
- 2015-09-29 CN CN201520757224.7U patent/CN204983954U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105178714A (en) * | 2015-09-29 | 2015-12-23 | 殷卫平 | Anti-theft safety lock cylinder structure |
| CN105178714B (en) * | 2015-09-29 | 2022-05-24 | 固安县朝阳生物科技有限公司 | Anti-theft safety lock core structure |
| CN111608487A (en) * | 2020-04-27 | 2020-09-01 | 殷卫平 | Anti-technical lock cylinder of card key |
| CN113153019A (en) * | 2021-04-07 | 2021-07-23 | 济南樊千网络科技有限公司 | Multiple wheel disc type safe anti-theft system |
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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: 20160120 Termination date: 20170929 |