CN203334816U - Idling lock - Google Patents
Idling lock Download PDFInfo
- Publication number
- CN203334816U CN203334816U CN2013202607984U CN201320260798U CN203334816U CN 203334816 U CN203334816 U CN 203334816U CN 2013202607984 U CN2013202607984 U CN 2013202607984U CN 201320260798 U CN201320260798 U CN 201320260798U CN 203334816 U CN203334816 U CN 203334816U
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- engineering
- blade
- key
- lock
- spring
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- 238000005553 drilling Methods 0.000 claims abstract description 15
- 230000001788 irregular Effects 0.000 claims description 23
- 208000006558 Dental Calculus Diseases 0.000 claims description 12
- 238000009434 installation Methods 0.000 claims description 4
- 238000003780 insertion Methods 0.000 description 5
- 230000037431 insertion Effects 0.000 description 5
- 238000005034 decoration Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000010257 thawing Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
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Abstract
An idling lock comprises a lock cylinder, an engineering blade, an ordinary blade, an engineering key and a master key. The lock cylinder is provided with a spring, a spring head can stretch into a blade groove to abut against the end face of the engineering blade, a W-shaped notch is formed in the engineering blade, engineering key teeth are not in contact with the engineering blade, while master key teeth are in contact with the engineering blade, the engineering blade shifts and the spring head is separated from an engineering blade lower frame and is clamped on the side face of a bump along with the bump after the master key is inserted into the idling lock, the engineering blade cannot get back to the original place, and therefore the engineering key cannot open the lock after the master key opens the lock. According to the idling lock, due to the design of the idling structure, the engineering key is prevented from replacing the master key; due to the special-shaped design of the engineering blade and the engineering spring and the special setup of a special-shaped limiting bar, technical unlocking is prevented. Moreover, due to the fact that the idling lock is provided with a drilling resistant plug, a drilling resistant clamping piece and an insert, violent unlocking is prevented.
Description
Technical field
The utility model relates to a kind of mechanical lock, especially relates to a kind of racing lock.
Background technology
Present door lock generally all can be furnished with engineering key and owner's key, this is in order to adapt to new house when finishing needs to decoration worker's engineering key, just enable owner's key after finishing, once after enabling owner's key, the engineering key had just lost efficacy, can avoid changing like this lock.And the tartar of the engineering key of existing machinery racing lock and owner's key is the same, difference has a transverse holes and owner does not have on the key on the engineering key piece.But so just be easy to change the engineering key into the owner key: as long as the transverse holes of filling up on the engineering key piece with gum, fuse or polybag thawing etc. just can have been used as owner's key, this can cause very large hidden danger.Present door lock generally all can be furnished with engineering key and owner's key, this is in order to adapt to new house when finishing needs to decoration worker's engineering key, just enable owner's key after finishing, once after enabling owner's key, the engineering key had just lost efficacy, can avoid changing like this lock.And the tartar of the engineering key of existing machinery racing lock and owner's key is the same, difference has a transverse holes and owner does not have on the key on the engineering key piece.But so just be easy to change the engineering key into the owner key: as long as the transverse holes of filling up on the engineering key piece with gum, fuse or polybag thawing etc. just can have been used as owner's key, this can cause very large hidden danger.
The utility model content
Technical problem to be solved in the utility model, just be to provide and a kind ofly the engineering spoon can't be changed into to the racing lock of owner's spoon use.
Solve the problems of the technologies described above, the technical solution adopted in the utility model is as follows:
A kind of racing lock, comprise shell, lock core, core retainer plate, blade, spring and key etc., it is characterized in that:
Described lock core is cylindric, below lock core, be milled with a plurality of parallel cross blade grooves, above have the axial elongate slots of irregular strip, the axial elongate slots bottom land of irregular strip is communicated with all cross blade grooves, lock core has annular engineering spring groove near the place, inner end, have axial aperture on the inwall outwardly of annular engineering spring groove and wear the cross blade groove to innermost end, be provided with the Compressing Engineering spring in annular engineering spring groove, the termination of engineering spring outer end is through in the extended groove of the cross blade to innermost end of described axial aperture;
Described blade is rectangular box, and an end on lower frame edge is provided with that projection, upper ledge are provided with V-notch along centre, the frame hole is keyhole, is provided with the cross section of protruding corresponding key in the frame hole; The number of blade is double in cross blade groove number, blade inserts lock core cross blade groove from both sides, each cross blade groove is inserted with two, be provided with little spring above two blades, the little spring two ends withstand on respectively between the projection on upper ledge edge of two blades, the blade of innermost end is the engineering blade, its lower frame along more than be provided with the 1V v notch v and form the W v notch v; The termination that engineering blade lower frame after installation props up the engineering spring along projection does not allow it extend out in the cross blade groove of innermost end;
Described core retainer plate is tubulose, has the axial elongate slots of positive stop strip above core retainer plate, and the elongate slots bottom land is communicated with endoporus;
Described shell has the through hole that coordinates the core retainer plate external diameter, and the through hole end face has the axial limiting clamp bar slot, and the end face of draw-in groove has a plurality of upright openings, is provided with the decorative pearl on top of an official cap and stage clip;
After described shell, lock core, core retainer plate assembling, three's axial elongated slot overlaps, and is placed with from top to bottom positive stop strip and irregular strip in it; When irregular strip during in extreme lower position, the stack thickness of positive stop strip and irregular strip equals after lock core, core retainer plate assembling both axial elongated slot degree of depth, and positive stop strip is stuck in lock core and core retainer plate between the two; It is tangent with the cylindrical of lock core that otherwise the irregular strip internal diameter keeps, and positive stop strip is stuck between core retainer plate and lock housing;
Described key is divided into engineering key and owner's key, and both differences are that the tartar of owner's key contacts with the engineering blade.
On the basis of the above, the utility model can also be done further improvement:
The close outermost end place of described lock core is provided with annular anti-drilling card slot, and described core retainer plate outermost end place is provided with anti-drilling card slot, and described lock housing two ends dispose vertical anti-drilling bolt.
Described common blade divides 3 utmost points, and extreme difference is 0.8MMM, and the engineering blade divides 2 levels, and extreme difference is 1.9MM.
Minute left and right sides, position of described engineering blade and engineering tartar changes mutually, without fixed mode.
Operating principle of the present utility model
1: after all blades installations enter lock core insertion key, the projection in the blade frame, under the effect of little spring thrust, is close in tangent state and key, to mill tooth always.Key is inserted into position, and the tartar of each blade fits like a glove, i.e. axially arranged in a straight line with yi word pattern at lock core of the V-type groove of blade.Now irregular strip enters the V-type bottom land of blade under the effect that is subject to stage clip thrust, positive stop strip also moves thereupon, until break away from the positive stop strip draw-in groove of lock housing fully, enter between core retainer plate and lock core, be stuck between both rectangular grooves, screw key, just can utilize positive stop strip to connect lock core and core retainer plate, and its rotation is unblanked.Otherwise positive stop strip can only rest between lock housing and core retainer plate, it is tangent with the cylindrical of lock core that the irregular strip end face keeps, and when screw key, can only drive Lock cylinder idling, and can not drive core retainer plate, rotates, and namely can not realize unblanking.(this type of lock is to rely on core retainer plate to rotate, and the principle of transmission shift fork goes to realize unblanking)
2: after the engineering key inserts, because the tartar of engineering key contacts with the engineering blade, the engineering blade just can not done any motion, and " W " of the initial engineering blade of installing " V " type groove center is just arranged in groove is that irregular bar groove center with lock core is on same straight line.So, after every engineering key corresponding to lock correctly inserts, " V " type groove of whole common blades is fully to it, and " W " obtains one of them " V " type groove and aligns, so realized unblanking in groove with the engineering blade.And after owner's key inserts, the engineering blade can move with the tartar of owner's key, engineering blade once in motion during to certain position the engineering spring tip just break away from engineering blade lower frame and do axially-movable along the end face of projection, until snap into the side of engineering blade lower frame along projection, make engineering blade return again.While after extracting owner's key, inserting again the engineering key, in the middle of " W " type of engineering blade, salient point just in time fits like a glove with the locating slot center of lock core, irregular bar can not be sunk, positive stop strip can not break away from the stopper slot of lock housing fully, so just control the rotation of core retainer plate, thereby reached the purpose that the engineering key lost efficacy.
Beneficial effect: the utility model, because idling structure designs, has effectively prevented from changing the engineering spoon into owner's spoon use, because of the abnormity design of engineering blade and engineering spring and the particular arrangement of irregular bar positive stop strip, can block any skilled unlocking again.And all be provided with anti-drilling bolt, anti-drilling card in every lock, insert, can block any violence and unblank.
The accompanying drawing explanation
The shell that Fig. 1 is the utility model embodiment, lock core, core retainer plate, blade and spring assembling exploded perspective view;
The lock core front view that Fig. 2 is Fig. 1 embodiment;
The right view that Fig. 3 is Fig. 2 lock core;
The left view that Fig. 4 is Fig. 2 lock core;
The sectional view that Fig. 5 is Fig. 2 lock core;
The front perspective view that Fig. 6 is Fig. 2 lock core;
The rear perspective view that Fig. 7 is Fig. 2 lock core;
The engineering blade stereogram that Fig. 8 is Fig. 1 embodiment;
Owner's key stereogram that Figure 12 is Fig. 1 embodiment;
The engineering key stereogram that Figure 13 is Fig. 1 embodiment;
The core retainer plate stereogram that Figure 14 is Fig. 1 embodiment;
The stereogram of the shell band broken section that Figure 15 is Fig. 1 embodiment;
The axial view of the shell band broken section that Figure 16 is Fig. 1 embodiment;
Figure 17 inserts the axial sectional view of engineering each unit status of key after lock core, core retainer plate and shell assembling;
Figure 18 is that Figure 17 inserts the axial sectional view of each unit status of owner's key;
Figure 19 inserts the axial sectional view of each unit status of engineering key after Figure 17 inserts owner's key again;
Figure 20 is the position view of the front engineering spring tip of owner's key insertion and engineering blade;
Figure 21 is the position schematic perspective view of the front engineering spring tip of owner's key insertion and engineering blade;
Figure 22 is the position view of the rear engineering spring tip of owner's key insertion and engineering blade;
Figure 23 is the position schematic perspective view of the rear engineering spring tip of owner's key insertion and engineering blade.
In figure: the 1-shell, the 2-lock core, the 3-core retainer plate, 4-engineering blade, the 5-common blade, 6-Compressing Engineering spring, 7-anti-rotation card, 8-engineering key, owner's 9-key, the 10-little spring, the 11-positive stop strip, the 12-irregular strip, 13-lock core drilling-preventing card slot, the anti-drilling card slot of 14-core retainer plate, the anti-drilling bolt of 15-lock housing, 16-inserts, the 17-drive link, the 18-shift fork, 19-Margin son, the 20-jump ring, 201-cross blade groove, the axial elongate slots of 202-irregular strip, 203-annular engineering spring groove, the 204-axial aperture, the axial elongate slots of 301-, the 101-through hole, 102-axial limiting clamp bar slot, the 103-upright opening, the 104-decorative pearl on top of an official cap, the 105-stage clip, the position of engineering spring tip and engineering blade before owner's B-key inserts, the position of engineering spring tip and engineering blade after owner's C-key inserts.
The specific embodiment
As shown in Figure 1, racing lock of the present utility model, comprise shell 1, lock core 2, core retainer plate 3, blade, spring and key.
Referring to Fig. 2 to Fig. 7, lock core 2 is cylindric, below lock core, be milled with 6 parallel cross blade grooves 201, above have the axial elongate slots 202 of irregular strip, the axial elongate slots bottom land of irregular strip is communicated with all cross blade grooves, lock core has annular engineering spring groove 203 near the place, inner end, have axial aperture 204 on the inwall outwardly of annular engineering spring groove and wear the cross blade groove to innermost end, be provided with Compressing Engineering spring 6 in annular engineering spring groove, the termination of Compressing Engineering spring outer end is through in the extended groove of the cross blade to innermost end of axial aperture.
Referring to Fig. 8 to Figure 11, blade is divided into engineering blade 4(Fig. 8) and common blade 5(Fig. 9 to Figure 11), blade is the class rectangular box, an end on lower frame edge is provided with that projection, upper ledge are provided with V-notch along centre, the frame hole is keyhole, there is projection centre, the cross section of corresponding key; Be provided with 1 V-notch more than engineering blade lower frame edge and form the W v notch v.
Referring to Figure 20 and Figure 21, before owner's key inserts, the engineering spring tip withstands on the B position of engineering blade lower frame along projection, and the termination of engineering spring outer end can not extend out in the cross blade groove of innermost end.
Referring to Figure 22 and Figure 23, after owner's key inserts, the engineering spring tip withstands on the C position of engineering blade lower frame along projection, the termination of engineering spring outer end extend out in the cross blade groove of innermost end, blocks the side of engineering blade lower frame along projection, makes engineering blade return again.
Common blade divides 3 utmost points, and extreme difference is 0.8MMM, and the engineering blade divides 2 levels, and extreme difference is 1.9MM.A minute left and right sides, the position of engineering blade and engineering tartar changes mutually, without fixed mode.
Referring to Fig. 1 and Figure 14, core retainer plate 3 is tubulose, has axial elongate slots 301 above core retainer plate and is communicated with endoporus; Referring to Fig. 1 and Figure 15, shell 1 has the through hole 101 that coordinates the core retainer plate external diameter, and the through hole end face has axial limiting clamp bar slot 102, and the end face of draw-in groove has a plurality of upright openings 103, is provided with the decorative pearl on top of an official cap 104 and stage clip 105.
After shell, lock core, core retainer plate assembling, three's axial elongated slot overlaps, and is placed with from top to bottom positive stop strip 11 and irregular strip 12 in it.When irregular strip 12 during in extreme lower position, the stack thickness of positive stop strip 11 and irregular strip 12 equals after lock core, core retainer plate assembling both axial elongated slot degree of depth, and positive stop strip is stuck in lock core and core retainer plate between the two; It is tangent with the cylindrical of lock core that otherwise the irregular strip internal diameter keeps.
Key is divided into engineering key 8 and owner's key 9, and both differences are that the tartar of owner's key contacts with the engineering blade, referring to Figure 12 and Figure 13, notes the difference of the front end of two keys: owner's key front end has tartar, and the engineering key does not have.
Referring to Fig. 1, racing lock also includes drive link 17, shift fork 18, Margin young 19 and jump ring 20, and these are all existing structures, and the utility model is just no longer narrated its annexation and acted at this.
The close outermost end place of lock core is provided with anti-drilling card slot 13, and core retainer plate is provided with anti-drilling card slot 14 near the outermost end place, and the lock housing two ends configure anti-drilling bolt 15.
Claims (2)
1. a racing lock, comprise shell, lock core, core retainer plate, blade, spring and key, it is characterized in that:
Described lock core is cylindric, below lock core, be milled with a plurality of parallel cross blade grooves, above have the axial elongate slots of irregular strip, the axial elongate slots bottom land of irregular strip is communicated with all cross blade grooves, lock core has annular engineering spring groove near the place, inner end, have axial aperture on the inwall outwardly of annular engineering spring groove and wear the cross blade groove to innermost end, be provided with the Compressing Engineering spring in annular engineering spring groove, the termination of engineering spring outer end is through in the extended groove of the cross blade to innermost end of described axial aperture;
Described blade is rectangular box, and an end on lower frame edge is provided with that projection, upper ledge are provided with V-notch along centre, the frame hole is keyhole, is provided with the cross section of protruding corresponding key in the frame hole; Blade quantity is double in cross blade groove quantity, blade inserts lock core cross blade groove from both sides, each cross blade groove is inserted with two, be provided with little spring above two blades, the little spring two ends withstand on respectively between the projection on upper ledge edge of two blades, the blade of innermost end is the engineering blade, its lower frame along more than be provided with 1 V-notch and form the W v notch v; The termination that engineering blade lower frame after installation props up the engineering spring along projection does not allow it extend out in the cross blade groove of innermost end;
Described core retainer plate is tubulose, has the axial elongate slots of positive stop strip above core retainer plate, and the axial elongate slots bottom land of positive stop strip is communicated with endoporus;
Described shell has the through hole that coordinates the core retainer plate external diameter, and the through hole end face has the axial limiting clamp bar slot, and the end face of draw-in groove has a plurality of upright openings, is provided with the decorative pearl on top of an official cap and stage clip;
After described shell, lock core, core retainer plate assembling, three's axial elongated slot overlaps, and is placed with from top to bottom positive stop strip and irregular strip in it; When irregular strip during in extreme lower position, the stack thickness of positive stop strip and irregular strip equals after lock core, core retainer plate assembling both axial elongated slot degree of depth, and positive stop strip is stuck in lock core and core retainer plate between the two; It is tangent with the cylindrical of lock core that otherwise the irregular strip internal diameter keeps, and positive stop strip is stuck between core retainer plate and lock housing;
Described key is divided into engineering key and owner's key, and both differences are that the tartar of owner's key contacts with the engineering blade.
2. racing lock according to claim 1, it is characterized in that: the close outermost end place of described lock core is provided with annular anti-drilling card slot, and described core retainer plate outermost end place is provided with anti-drilling card slot, and described lock housing two ends dispose vertical anti-drilling bolt;
Common blade except the engineering blade of innermost end divides 3 utmost points, and extreme difference is 0.8MMM, and the engineering blade divides 2 levels, and extreme difference is 1.9MM;
Minute left and right sides, position of described engineering blade and engineering tartar changes mutually.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013202607984U CN203334816U (en) | 2013-05-14 | 2013-05-14 | Idling lock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013202607984U CN203334816U (en) | 2013-05-14 | 2013-05-14 | Idling lock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203334816U true CN203334816U (en) | 2013-12-11 |
Family
ID=49703495
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013202607984U Expired - Lifetime CN203334816U (en) | 2013-05-14 | 2013-05-14 | Idling lock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203334816U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103276964A (en) * | 2013-05-14 | 2013-09-04 | 陆嘉良 | Idling lock |
| CN105386650A (en) * | 2015-12-02 | 2016-03-09 | 金华市佳恒锁业有限公司 | AB key lock |
-
2013
- 2013-05-14 CN CN2013202607984U patent/CN203334816U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103276964A (en) * | 2013-05-14 | 2013-09-04 | 陆嘉良 | Idling lock |
| CN103276964B (en) * | 2013-05-14 | 2016-03-02 | 陆嘉良 | A kind of racing lock |
| CN105386650A (en) * | 2015-12-02 | 2016-03-09 | 金华市佳恒锁业有限公司 | AB key lock |
| CN105386650B (en) * | 2015-12-02 | 2020-04-14 | 金华市佳恒锁业有限公司 | An AB key lock |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20131211 Effective date of abandoning: 20160302 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |