CN202299692U - Idle engineering lock - Google Patents
Idle engineering lock Download PDFInfo
- Publication number
- CN202299692U CN202299692U CN2011204035548U CN201120403554U CN202299692U CN 202299692 U CN202299692 U CN 202299692U CN 2011204035548 U CN2011204035548 U CN 2011204035548U CN 201120403554 U CN201120403554 U CN 201120403554U CN 202299692 U CN202299692 U CN 202299692U
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- China
- Prior art keywords
- key
- lock
- drive sleeve
- tapered end
- lock core
- 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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- 229910000831 Steel Inorganic materials 0.000 claims abstract description 43
- 239000010959 steel Substances 0.000 claims abstract description 43
- 230000005540 biological transmission Effects 0.000 claims abstract description 26
- 239000011324 bead Substances 0.000 claims abstract description 4
- 239000011049 pearl Substances 0.000 description 29
- 238000010276 construction Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000005034 decoration Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
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Abstract
The utility model discloses an idling engineering lock, which comprises a lock body and a key, a cylindrical transmission sleeve sleeved in the lock body, a transmission core matched with the transmission sleeve in an axial sliding way, a shifting fork groove arranged at the middle part of the lock body and a shifting fork groove are internally provided with a shifting fork matched and connected with the transmission core in the transmission sleeve, a cylindrical lock core sleeved in the right end of the lock body, a steel ball and a ball spring radially assembled in the lock body, a clamp key arranged on the outer wall part of the lock core, and a blade and a spring which are assembled in the lock core and control the clamp key to move upwards; the steel balls and the bead springs are assembled in the steel ball fixing holes of the lock body, linear grooves communicated with the steel ball fixing holes of the lock body are formed in the inner cavity wall of the lock body, and side-reversed L-shaped clamping pieces capable of driving the transmission sleeve to rotate circumferentially are arranged in the grooves; the lower end face of the right side of the side-reversed L-shaped card can be in contact fit with the clamping key, and the lock cylinder is provided with a clamping key groove which can be matched with the right end of the card and the clamping key together.
Description
[technical field]
The utility model relates to the tapered end of lockset kind, especially a kind of idle running engineering lock.
[background technology]
People have bought new house, generally will ask to the doorstep finishing of decoration company, during the finishing be necessary the key in house to the finishing personnel; People know that the engineering lock divides A, two keys of B, and the A key is given the finishing personnel, and the B key is left oneself for; After house decoration is intact; The house owner drives once lock with the B key, and the A key had just lost efficacy, the door of again not opening.
The tapered end of traditional engineering lock only need use some simple tools just can open, and poor stability is for the pick-proof of strengthening lockset, thief-proof function; Some engineerings lock manufactures and designs company and develops lock core and can when non-lock key or other instruments insert, dally with respect to left 360 degree of tapered end by lock core; The tapered end that dead bolt does not link with lock core, this tapered end are card key formula structure mostly, and majority all increases a core retainer plate on lock core; Complex structure, manufacture craft is loaded down with trivial details; Part does not add the idle-run lock head of cover, because the bayonet lock fault of construction can't realize idle running at inserting-core lock, has reduced the anti-theft security performance of engineering lock.
[utility model content]
The utility model has the advantages that provides a kind of simple in structure, and the lock core volume is little, and dependable performance is easy to use, the idle running engineering lock that manufacture craft is easy.
The utility model solves the technical scheme that its technical problem adopted:
A kind of idle running engineering lock comprises tapered end and key, is socketed on the cylindrical drive sleeve in the tapered end; Transmission core with the drive sleeve axial sliding fit; Be arranged at be equipped with in fork slot and the fork slot at tapered end middle part with drive sleeve in the shift fork that is connected of transmission core, be socketed on the lock cylinder in the tapered end right-hand member, radially loading is assigned in steel ball and the pearl spring in the tapered end; Be arranged at the card key of outer wall of lock core portion and be assemblied in the lock core and the blade and the spring that move on the control card key; Said steel ball and pearl spring are assemblied in the steel ball fixing hole of tapered end, and the tapered end internal chamber wall is provided with the straight-line groove that is connected with tapered end steel ball fixing hole, are provided with in the groove to drive the side inverted "L" shaped card that drive sleeve is circumferentially rotated; Lower surface, side inverted "L" shaped card right side can cooperate with the card key contacts, and lock core is provided with and can and blocks the circlip groove that key cooperates with the card right-hand member; Correspondingly on said tapered end, drive sleeve and the lock core be equipped with the locking decorative pearl on top of an official cap that the lockable drive sleeve rotates, at least two locking steel balls and the flat pearl of locking; In the corresponding tapered end radially the position be equipped with the pearl spring of being convenient to lock the decorative pearl on top of an official cap, locking steel ball, the flat pearl homing action of locking, be used on the lock core to assemble the locking decorative pearl on top of an official cap, locking steel ball the place, aperture circumferentially also be provided with the hole that collects that is used to collect the locking steel ball.
Offer the draw-in groove that cooperates with side inverted "L" shaped card rear end transmission handle on the hole wall of said drive sleeve.
The center of said drive sleeve is provided with the fixture block that is riveted on the transmission core.
The left part of said drive sleeve is provided with the annular groove that drive sleeve is fixed in the fork slot right side through snap ring.
Said tapered end is provided with positioning bead and the retainer spring that is used for the drive sleeve location.
Said key is board-type and the corresponding middle part that is assemblied in lock core, correspondingly on said tapered end, drive sleeve and the lock core is equipped with two locking steel balls, and corresponding A type key top has hole and groove.
Said key is fan camber and the corresponding outer edge side that is assemblied in lock core, correspondingly on said tapered end, drive sleeve and the lock core is equipped with four locking steel balls, and corresponding A type key top has hole and groove.
The beneficial effect of the utility model is:
When the utility model uses,, be higher than the groove of A key because of B key front end when the B key inserts lockhole; The jack-up that makes progress of the decorative pearl on top of an official cap in the lock core, the steel ball on the decorative pearl on top of an official cap rises to the outer of lock core simultaneously, when key turns; Key drives drive sleeve and rotates; Then the locking steel ball in the lock core outside is fixed up in the groove of lock core both sides is gone in the both sides landing, so upwards shorten after locking steel ball in the middle of the spring, the tapered end internal construction changes; Then the A key is just ineffective, has the safeguard function of engineering lock; Simultaneously, in usual use, when the spoon groove inserted wrong key or other foreign matters, each in the lock core can not be on same the straight line the clip engine trough that arc shaped blade forms; Card key on will blade is pressed on the tapered end inwall, can't fall into circlip groove, and its card also is pressed in the tapered end inboard wall groove fully; At this moment rotational lock core has only the card key to rotate in the tapered end inner chamber with lock core, and card is in company with rotating together; Drive sleeve and transmission core do not rotate yet, Lock cylinder idling, and can not accomplish unlocking action this moment; Reach the locking idling conditions, effectively reach the idle running pick-proof of lockset, prevent the effect that uses force lock core is destroyed.
[description of drawings]
Fig. 1 is the sectional structure sketch map of the utility model;
Fig. 2 is the sectional view of the utility model drive sleeve;
Fig. 3 is the A-A sectional view of Fig. 2;
Fig. 4 is the sectional structure chart of the utility model board-type key;
Fig. 5 is the sectional structure chart of the utility model fan camber key;
Fig. 6 is the structural representation of the utility model A key;
Fig. 7 is the structural representation of the utility model B key.
[specific embodiment]
A kind of idle running engineering lock; To shown in Figure 3, comprise tapered end 1 and key 8 like Fig. 1, be socketed on the cylindrical drive sleeve 2 in the tapered end; Transmission core 3 with drive sleeve 2 axial sliding fits; Be arranged at be equipped with in fork slot 10 and the fork slot 10 at tapered end 1 middle part with drive sleeve 2 in the shift fork 4 that is connected of transmission cores 3, be socketed on the lock cylinder 5 in tapered end 1 right-hand member, radially loading is assigned in the steel ball 6 and pearl spring 7 in the tapered end; Be arranged at the card key 51 of lock core 5 outside wall portions and be assemblied in the lock core 5 and the blade 52 and the spring (not shown) that move on the control card key 51; Said steel ball 6 is assemblied in the steel ball fixing hole 11 of tapered end 1 with pearl spring 7, and tapered end 1 internal chamber wall is provided with the straight-line groove 12 that is connected with tapered end steel ball fixing hole, is provided with in the groove 12 to drive the side inverted "L" shaped card 9 that drive sleeve 2 is circumferentially rotated; Lower surface, side inverted "L" shaped card 9 right side can with card key 51 contact matching, lock core 5 is provided with the circlip groove 54 that can cooperate with card 9 right-hand members and card key 51; Correspondingly on said tapered end 1, drive sleeve 2 and the lock core 5 be equipped with the locking decorative pearl on top of an official cap that lockable drive sleeve 2 rotates 130, at least two locking steel balls 131 and the flat pearls 132 of locking; In the corresponding tapered end 1 radially the position be equipped with the pearl spring 7 of being convenient to lock the decorative pearl on top of an official cap 130, locking steel ball 131, flat pearl 132 homing actions of locking, be used on the lock core 5 to assemble the locking decorative pearl on top of an official cap 130, locking steel ball 131 the place, aperture circumferentially also be provided be used to collect locking steel ball 131 collect the hole (not shown).
To shown in Figure 7, when key is a board-type and corresponding when being assemblied in the middle part of lock core 5, correspondingly on said tapered end 1, drive sleeve 2 and the lock core 5 be equipped with two locking steel balls 131 like Fig. 4; When key is fan camber and the corresponding outer edge side that is assemblied in lock core 5, correspondingly on said tapered end 1, drive sleeve 2 and the lock core 5 be equipped with four locking steel balls 131.The A type key top that above-mentioned two types key is corresponding all has hole 80 and groove 81.
After the engineering staff adopted the A key to get into lock core 5 through lockhole, all springs promoted blade 52 actions in the lock core 5, and the breach in the blade 52 becomes " one " font to arrange; Key penetrates drive sleeve 2 simultaneously, heads into the transmission core 3 in the drive sleeve 2 between shift fork 4 and the drive sleeve 2, at this moment; Fall into the circlip groove 54 in the lock core 5 with inverted "L" shaped card 9 and card key 51 coarctate card keys 51, inverted "L" shaped card 9 is ejected by steel ball in the tapered end 16 and the groove 12 of pearl spring 7 formation elastic pressures from tapered end 1, gets in the circlip groove 54 in the lock core 5; Simultaneously; The flat pearl 132 of the locking decorative pearl on top of an official cap 130 of the middle part of drive sleeve 2 assembling, locking steel ball 131 and locking is by A key top jack-up, and the flat pearl 132 of locking breaks away from drive sleeve 2, not in the rotation of locking drive sleeve 2; Through A key rotation lock core 5; Drive inverted "L" shaped card 9 and rotate, card 9 drives drive sleeve 2 and interior transmission core 3 rotates together, and transmission core 3 drives shift fork 4 rotating opening and locks a door.
As shown in Figure 3, offer the draw-in groove 23 that cooperates with side inverted "L" shaped card 9 rear end transmission handles 91 on the hole wall of said drive sleeve 2, be convenient to card 9 and drive drive sleeve 2 transmissions;
Wherein, As shown in Figure 2; The left part of drive sleeve 2 is provided with through snap ring 24 is fixed in the annular groove 25 of fork slot 10 right sides with drive sleeve 2, and the right part of drive sleeve 2 is provided with through half arc ring set 26 is fixed in the arc ring groove 27 in the drive sleeve 2 with lock core 5, like this; Can reach the 2 fastening effects of 26 pairs of drive sleeve of half arc ring set, can guarantee that again lock core 5 is in drive sleeve 2 interior 360 ° of idle running.
In addition, in Fig. 1, tapered end 1 is provided with the positioning bead 28 and retainer spring 29 that is used for drive sleeve 2 location.
During use, after the engineering staff adopted the A key to insert lockhole 50 entering lock cores 5, the breach in the blade 52 became " one " font to arrange; Key penetrates drive sleeve 2 simultaneously, heads into the transmission core 3 in the drive sleeve 2 between shift fork 4 and the drive sleeve 2, and card key 51 falls into the circlip groove 54 in the lock core 5; Inverted "L" shaped card 9 is ejected by the groove 12 of pearl spring 7 elastic pressures in the tapered end 1 from tapered end 1; Get in the circlip groove 54 in the lock core 5, simultaneously, the flat pearl 132 of the locking decorative pearl on top of an official cap 130 of the middle part of drive sleeve 2 assembling, locking steel ball 131 and locking is by A key top jack-up; The flat pearl 132 of locking breaks away from drive sleeve 2, not in the rotation that locks drive sleeve 2; After the landlord adopts the B key to insert lockhole to get into lock core 5, because of B key front end is higher than the A key, the locking decorative pearl on top of an official cap 130 of drive sleeve 2 inner integument springs 7 lower ends jack-up upwards; Locking steel ball 131 on the locking decorative pearl on top of an official cap 130 rises to the outer rim of lock core 5 simultaneously; When the B key turns, the B key drives drive sleeve 2 and rotates, and then the locking steel ball 131 in lock core 5 outsides is gone into collecting in the hole of lock core 5 both sides to the both sides landing and is fixed up; So not locking steel ball 131 backs in the middle of the pearl spring 7 upwards shortens; Tapered end 1 internal construction changes, and then the A key is just ineffective, has the safeguard function of engineering lock.At this moment, can only drive inverted "L" shaped card 9 and rotate through B key ability rotational lock core 5, card 9 drives drive sleeve 2 and interior transmission core 3 rotates together, and transmission core 3 drives shift fork 4 rotating opening and locks a door.
In addition, when lock core 5 inserted wrong key or other foreign matters, each in the lock core 5 can not be on same the straight line the clip engine trough that arc shaped blade 52 forms; Card key 51 on will blade 52 is pressed on the tapered end inwall, can't fall into circlip groove 54, and its card 9 also is pressed in the tapered end inboard wall groove 12 fully; At this moment rotational lock core 5, have only card key 51 to rotate in tapered end 1 inner chamber with lock core 5, and card 9 is in company with rotating together; Drive sleeve 2 does not rotate with transmission core 3 yet, lock core 5 idle running, and can not accomplish unlocking action this moment; Reach the locking idling conditions, effectively reach the idle running tamper-resistant function of lockset, and prevent to use force and destroy the effect of lock core.
The above embodiment just is the preferred embodiment of the utility model, is not the practical range that limits the utility model with this, so the equivalence that all shapes according to the utility model, structure and principle are done changes, all should be covered by in the protection domain of the utility model.
Claims (7)
1. an idle running engineering lock comprises tapered end and key, is socketed on the cylindrical drive sleeve in the tapered end; Transmission core with the drive sleeve axial sliding fit; Be arranged at be equipped with in fork slot and the fork slot at tapered end middle part with drive sleeve in the shift fork that is connected of transmission core, be socketed on the lock cylinder in the tapered end right-hand member, radially loading is assigned in steel ball and the pearl spring in the tapered end; Be arranged at the card key of outer wall of lock core portion and be assemblied in the lock core and the blade and the spring that move on the control card key; It is characterized in that,
Said steel ball and pearl spring are assemblied in the steel ball fixing hole of tapered end, and the tapered end internal chamber wall is provided with the straight-line groove that is connected with tapered end steel ball fixing hole, are provided with in the groove to drive the side inverted "L" shaped card that drive sleeve is circumferentially rotated;
Lower surface, side inverted "L" shaped card right side can cooperate with the card key contacts, and lock core is provided with and can and blocks the circlip groove that key cooperates with the card right-hand member;
Correspondingly on said tapered end, drive sleeve and the lock core be equipped with the locking decorative pearl on top of an official cap that the lockable drive sleeve rotates, at least two locking steel balls and the flat pearl of locking; In the corresponding tapered end radially the position be equipped with the pearl spring of being convenient to lock the decorative pearl on top of an official cap, locking steel ball, the flat pearl homing action of locking, be used on the lock core to assemble the locking decorative pearl on top of an official cap, locking steel ball the place, aperture circumferentially also be provided with the hole that collects that is used to collect the locking steel ball.
2. a kind of idle running engineering lock according to claim 1 is characterized in that, offers the draw-in groove that cooperates with side inverted "L" shaped card rear end transmission handle on the hole wall of said drive sleeve.
3. a kind of idle running engineering lock according to claim 2 is characterized in that the center of said drive sleeve is provided with the fixture block that is riveted on the transmission core.
4. a kind of idle running engineering lock according to claim 2 is characterized in that the left part of said drive sleeve is provided with the annular groove that drive sleeve is fixed in the fork slot right side through snap ring.
5. a kind of idle running engineering lock according to claim 2 is characterized in that said tapered end is provided with positioning bead and the retainer spring that is used for the drive sleeve location.
6. a kind of idle running engineering lock according to claim 1 and 2; It is characterized in that; Said key is board-type and the corresponding middle part that is assemblied in lock core, correspondingly on said tapered end, drive sleeve and the lock core is equipped with two locking steel balls, and corresponding A type key top has hole and groove.
7. a kind of idle running engineering lock according to claim 1 and 2; It is characterized in that; Said key is fan camber and the corresponding outer edge side that is assemblied in lock core, correspondingly on said tapered end, drive sleeve and the lock core is equipped with four locking steel balls, and corresponding A type key top has hole and groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204035548U CN202299692U (en) | 2011-10-12 | 2011-10-12 | Idle engineering lock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204035548U CN202299692U (en) | 2011-10-12 | 2011-10-12 | Idle engineering lock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202299692U true CN202299692U (en) | 2012-07-04 |
Family
ID=46368616
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011204035548U Expired - Fee Related CN202299692U (en) | 2011-10-12 | 2011-10-12 | Idle engineering lock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202299692U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104165003A (en) * | 2013-05-17 | 2014-11-26 | 欧普纳斯股份有限公司 | Cylinder lock |
| CN104196348A (en) * | 2014-08-28 | 2014-12-10 | 浙江美利保锁业有限公司 | Lock assembly |
| CN105386650A (en) * | 2015-12-02 | 2016-03-09 | 金华市佳恒锁业有限公司 | AB key lock |
| CN107905634A (en) * | 2017-12-20 | 2018-04-13 | 蔡正权 | Lock head with replaceable invisible blades and key for lock head |
-
2011
- 2011-10-12 CN CN2011204035548U patent/CN202299692U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104165003A (en) * | 2013-05-17 | 2014-11-26 | 欧普纳斯股份有限公司 | Cylinder lock |
| CN104165003B (en) * | 2013-05-17 | 2017-08-01 | 欧普纳斯股份有限公司 | Cylinder lock |
| CN104196348A (en) * | 2014-08-28 | 2014-12-10 | 浙江美利保锁业有限公司 | Lock assembly |
| 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 | AB key lock |
| CN107905634A (en) * | 2017-12-20 | 2018-04-13 | 蔡正权 | Lock head with replaceable invisible blades and key for lock head |
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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 |
Granted publication date: 20120704 Termination date: 20141012 |
|
| EXPY | Termination of patent right or utility model |