CN202745516U - L-shaped axial spring lock cylinder and key thereof - Google Patents

L-shaped axial spring lock cylinder and key thereof Download PDF

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Publication number
CN202745516U
CN202745516U CN 201220469341 CN201220469341U CN202745516U CN 202745516 U CN202745516 U CN 202745516U CN 201220469341 CN201220469341 CN 201220469341 CN 201220469341 U CN201220469341 U CN 201220469341U CN 202745516 U CN202745516 U CN 202745516U
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CN
China
Prior art keywords
lock core
key
hole
marble
pellet
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Expired - Fee Related
Application number
CN 201220469341
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Chinese (zh)
Inventor
李培海
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
XINJIANG TONGXINSUO TECHNOLOGY Co Ltd
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XINJIANG TONGXINSUO TECHNOLOGY Co Ltd
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Priority to CN 201220469341 priority Critical patent/CN202745516U/en
Application granted granted Critical
Publication of CN202745516U publication Critical patent/CN202745516U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model relates to the technical field of antitheft locks, and in particular relates to an L-shaped axial spring lock cylinder and a key of the L-shaped axial spring lock cylinder. The L-shaped axial spring lock cylinder comprises a lock cylinder sleeve, a lock cylinder rotor, a shifting shaft and at least three groups of L-shaped spring devices capable of limiting rotation of the lock cylinder rotor, wherein the cylindrical lock cylinder rotor is arranged in an inner cavity of the lock cylinder sleeve and can rotate; the shifting shaft is fixed in the center of the rear end of the lock cylinder rotor and extends to be behind the lock cylinder sleeve; lock cylinder key holes extending into the lock cylinder rotor are formed in the center of the front end face of the lock cylinder rotor; lock cylinder spring holes are formed in a lock cylinder rotor body encircling the lock cylinder key holes; and lock key tooth grooves are formed between the lock cylinder spring holes and the lock cylinder key holes. The L-shaped axial spring lock cylinder is rational and compact in structure and convenient to use; the L-shaped spring devices capable of moving along the axial direction of the lock cylinder rotor control rotation of the lock cylinder rotor in the lock cylinder sleeve; by L-shaped front springs, the appearance size of the key can be reduced; and the L-shaped axial spring lock cylinder has the characteristics of high precision, high security, simplicity in manufacturing and convenience in key carrying.

Description

L-type axial cylinder lock core and key
Technical field
The utility model relates to the lock technical field, is a kind of L-type axial cylinder lock core and key.
Background technology
Lockset is used very general in daily life, the various locksets of family, unit use are still take cylinder lock as main at present, it is simple in structure, easily manufactured, cheap that cylinder lock has advantages of, existing cylinder lock is the rotation that utilizes the pellet group control lock core rotor moving up and down that the outside of lock core rotor is equipped with, and stirs dead bolt closure or openness lockset again.Because the structure of existing cylinder lock is comparatively simple, the pellet group is moving radially along lock core when unblanking, lock face is arc surface, and lock core needs to guarantee that because rotating its lateral surface and lock core overlap the gap between the inwall, cause the precision of pellet group lower, the lawless person easily adopts the instruments such as tinfoil to carry out technology unlocking; Because it is a row that the pellet group of existing cylinder lock is arranged along the key length direction, the lawless person uses the tool used in crime of master key or hook-shaped instrument and so on, insert in the keyhole of lock core, the pellet in the lock core is pushed in the lock core cover successively can opens easily lockset; Because the lock core of existing cylinder lock rotates and can drive pulling axis and open lock body, be subject to dialling, sled, easily opening when boring, the lawless person destroys by force lock core and makes its rotation, thereby open lockset easily by insertion tool in the keyhole, and theftproof performance is relatively poor; And, because being subject to the size of utensil to be installed, lockset thickness limits, can only arrange three to six groups of pellets, the flexible scope of every group of pellet is between two to four millimeters, therefore pellet is subject to certain limitation along the combined number of key length direction, the keying of lockset is low, the shaped as key bit repetitive rate is high, easily opens mutually, and people's the person and property safety are encroached on.In addition, also have at present the comparatively complicated lockset such as electronic lock, coded lock, although its theftproof performance is better, because its cost is higher, structure is comparatively complicated, damage than being easier to, cause certain puzzlement to the user, particularly very inconvenient for old man and children.
Summary of the invention
The utility model provides a kind of L-type axial cylinder lock core and key, overcome the deficiency of above-mentioned prior art, its can effectively solve pellet group precision that existing cylinder lock exists low, easily because technology unlocking is opened, lockset is easily because lock core is dialled, sled, bore and open, the problem that theftproof performance is poor, exist potential safety hazard.
The utility model has also further solved the lockset keying problem low, that easily open mutually that existing cylinder lock exists.
One of the technical solution of the utility model realizes by following measures: a kind of L-type axial cylinder lock core, comprise the lock core cover, lock core rotor, pulling axis and the L-type spring marble device that can limit the lock core rotor rotation that is no less than three groups, the lock core rotor that is cylindrical shape is installed in the lock core cover inner chamber and also can rotates, the center, rear end of lock core rotor is fixed with pulling axis and extend out to lock core cover rear, there is the lock core keyhole that stretches into lock core rotor inside at lock core rotor front end face center, in the lock core rotor body around the lock core keyhole lock core marble hole is arranged, between each lock core marble hole and the lock core keyhole key teeth groove is arranged respectively, each lock core marble hole is connected with the lock core keyhole by the key teeth groove respectively, in the lock core body of corresponding each lock core marble hole back-end location the core retainer plate marble hole is arranged respectively; L-type spring marble device is installed in lock core marble hole, the corresponding key teeth groove and core retainer plate marble hole, and be moved after can being promoted by the key that matches with L-type spring marble device in the key teeth groove and remove the restriction that lock core rotor is rotated.
The below is the further optimization and/or improvements to one of above-mentioned utility model technical scheme:
On the front end face of above-mentioned lock core cover the lock core counterbore can be arranged, there is the core retainer plate through hole at the middle part, bottom surface of lock core counterbore, lock core rotor is sleeved in the lock core counterbore and can rotates, the pulling axis rear portion extend out to lock core cover rear by the core retainer plate through hole, and the front end of core retainer plate marble hole is positioned on the bottom surface of lock core counterbore and around the core retainer plate through hole and distributes.
Above-mentioned L-type spring marble device can comprise the front pellet of L-type, rear pellet and marble spring, is fixed with the strut rail piece on the lateral surface of pellet before the L-type, and the strut rail piece is positioned at the key teeth groove and can slides before and after the key teeth groove; The front portion of the front pellet of L-type and rear pellet is installed in the lock core marble hole, the rear end of the front pellet of L-type is pressed on the front end face of rear pellet, the rear portion of rear pellet and marble spring are installed in the core retainer plate marble hole, the front end of marble spring holds out against on the rear end face of rear pellet, and the rear end of marble spring holds out against on the bottom surface of core retainer plate marble hole.
Above-mentioned lock core rotor can comprise front lock core and rear lock core, front lock core rear end and rear lock core front end are fixed together by screw, the middle part, rear end of pulling axis front end and rear lock core is connected as a single entity, the lock core keyhole is positioned at front lock core body, the lock core marble through hole comprises front core pellet through hole and rear core pellet through hole, and the key teeth groove is positioned at front lock core body and front core pellet through hole is connected with the lock core keyhole; The front portion of the front pellet of L-type and rear pellet is installed in the front core pellet through hole, and the middle part of rear pellet is installed in the rear core pellet through hole.
Can there be axis hole at above-mentioned rear lock core front end center and be fixed with mandrel, the axis hole rear end stretches in the pulling axis front body, the mandrel rear portion is fixed on pulling axis inside by bearing pin, mandrel front portion and middle part are sleeved on lock core keyhole inside and are positioned at lock core keyhole center, lock core front end face or concordant with front lock core front end face before the front end of mandrel protrudes, the front end face of mandrel is cambered surface.
Above-mentioned lock core cover front portion can be installed with tamper-proof plate, and the lateral surface of tamper-proof plate is the pre-small post-large conical surface, and there is the key through hole corresponding with lock core keyhole and key slot form at the middle part of tamper-proof plate; Or/and the mandrel front end is concordant with the outer face of key through hole.
The fixed spoon of High-strength plate groove can be arranged on the above-mentioned tamper-proof plate, and the fixed spoon of High-strength plate groove is inner to be connected with the key through hole, on the front lock core of the fixed spoon of corresponding High-strength plate groove position the fixed spoon of lock core groove is arranged, and the fixed spoon of lock core groove is inner to be connected with the lock core keyhole.
Two of the technical solution of the utility model realizes by following measures: a kind of and the matching used key of L-type axial cylinder lock core, comprise the shank of the key and key body, key body comprises key bit and key body, the key bit that matches with each group L-type spring marble device is arranged on the key body lateral surface, and there is the key tube chamber that can hold mandrel at key body middle part.
Three of the technical solution of the utility model realizes by following measures: a kind of and the matching used key of L-type axial cylinder lock core, comprise the shank of the key and key body, key body comprises key bit and key body, the key bit that matches with each group L-type spring marble device is arranged on the key body lateral surface, there is the key tube chamber that can hold mandrel at key body middle part, and the positioning tooth that matches with the fixed spoon of High-strength plate groove is arranged on the key body lateral surface.
The below is three further optimization and/or improvements to above-mentioned utility model technical scheme:
On the shank of the key of above-mentioned corresponding positioning tooth one side the salient point mark can be arranged.
The utility model reasonable and compact in structure, easy to use, it is by controlling the rotation of lock core rotor in the lock core cover along the axially movable L-type spring marble of lock core rotor device, can reduce the appearance and size of key by pellet before the L-type, have the advantages that precision is high, safety good, manufacturing is easy, key is easy to carry.
Description of drawings
Accompanying drawing 1 is looked the sectional structure schematic diagram for the master of the utility model embodiment one.
Accompanying drawing 2 is the forward sight structural representation of accompanying drawing 1.
Accompanying drawing 3 is the sectional structure schematic diagram at A-A place in the accompanying drawing 1.
Accompanying drawing 4 is the sectional structure schematic diagram at B-B place in the accompanying drawing 1.
Accompanying drawing 5 is the main TV structure schematic diagram of the utility model embodiment three.
Accompanying drawing 6 is looked the sectional structure schematic diagram for the left side of accompanying drawing 5.
Master when accompanying drawing 7 is worked for the utility model embodiment one, two looks the sectional structure schematic diagram.
Coding in the accompanying drawing is respectively: 1 is the lock core cover, and 2 is pulling axis, and 3 is the lock core keyhole, 4 is the key teeth groove, and 5 is the core retainer plate marble hole, and 6 is the lock core counterbore, 7 is the core retainer plate through hole, and 8 is pellet before the L-type, and 9 is rear pellet, 10 is marble spring, and 11 is the strut rail piece, and 12 is front lock core, 13 is rear lock core, and 14 is screw, and 15 is front core pellet through hole, 16 is rear core pellet through hole, and 17 is axis hole, and 18 is mandrel, 19 is bearing pin, and 20 is tamper-proof plate, and 21 is the conical surface, 22 is the key through hole, and 23 is the shank of the key, and 24 is key bit, 25 is the key body, and 26 is the key tube chamber, and 27 is positioning tooth, 28 is the salient point mark, and 29 are the fixed spoon of High-strength plate groove, and 30 are the fixed spoon of lock core groove.
The specific embodiment
The utility model is not subjected to the restriction of following embodiment, can determine concrete embodiment according to the technical solution of the utility model and actual conditions.
In the utility model, for convenience of description, the description of the relative position relation of each parts all is that the Butut mode according to Figure of description 1 is described, as: the position relationship of forward and backward, upper and lower, left and right etc. is to determine according to the Butut direction of Figure of description 1.
Below in conjunction with embodiment one, two, three and accompanying drawing the utility model is further described:
Embodiment one: such as accompanying drawing 1, shown in 3, this L-type axial cylinder lock core comprises lock core cover 1, lock core rotor, pulling axis 2 and the L-type spring marble device that can limit the lock core rotor rotation that is no less than three groups, the lock core rotor that is cylindrical shape is installed in lock core and overlaps in 1 inner chamber and can rotate, the center, rear end of lock core rotor is fixed with pulling axis 2 and extend out to lock core overlaps 1 rear, there is the lock core keyhole 3 that stretches into lock core rotor inside at lock core rotor front end face center, in the lock core rotor body around lock core keyhole 3 lock core marble hole is arranged, between each lock core marble hole and the lock core keyhole 3 key teeth groove 4 is arranged respectively, each lock core marble hole is connected with lock core keyhole 3 by key teeth groove 4 respectively, and the lock core of corresponding each lock core marble hole back-end location overlaps core retainer plate marble hole 5 is arranged respectively in 1 body; L-type spring marble device is installed in lock core marble hole, the corresponding key teeth groove 4 and core retainer plate marble hole 5, and be moved after can being promoted by the keys that match with L-type spring marble device in the key teeth groove 4 and remove the restriction that lock core rotor is rotated.The lock face of lock core rotor changes the plane into by original arcuation periphery, has improved the precision of lockset, has reduced lock core rotor and lock core and has overlapped gap between 1 inner chamber, makes the lawless person can't fill in the material such as tinfoil and realizes technology unlocking; Key end directly is pressed on the L-type spring marble device, can effectively reduce the diameter of the tooth section of key, and user's carrying keys is lighter; Pulling axis 2 can be connected with dead bolt by linkwork or eccentric stiffener, by stirring dead bolt closure or openness lockset.
Can according to actual needs, above-mentioned L-type axial cylinder lock core be made further optimization and/or improvements:
Shown in accompanying drawing 1,3, on the front end face of lock core cover 1 lock core counterbore 6 is arranged, there is core retainer plate through hole 7 at the middle part, bottom surface of lock core counterbore 6, lock core rotor is sleeved in the lock core counterbore 6 and can rotates, pulling axis 2 rear portions extend out to lock core by core retainer plate through hole 7 and overlap 1 rear, and the front end of core retainer plate marble hole 5 is positioned on the bottom surface of lock core counterbore 6 and around core retainer plate through hole 7 and distributes.Core retainer plate marble hole 5 preferably is no less than six and also keeps evenly arranging, when core retainer plate marble hole 5 is six, in corresponding lock core rotor and the lock core cover 1 six groups of axial cylinder devices are installed, corresponding supporting key has six teeth, because permutation and combination is more, the probability of repeated code is less, and the lawless person can not accomplish to depress simultaneously the pellet of six direction and rotate simultaneously, can effectively prevent technology unlocking.
Shown in accompanying drawing 1,3,4, L-type spring marble device comprises the front pellet 8 of L-type, rear pellet 9 and marble spring 10, is fixed with strut rail piece 11 on the lateral surface of pellet 8 before the L-type, and strut rail piece 11 is positioned at key teeth groove 4 and can slides along key teeth groove 4 front and back; The front portion of the front pellet 8 of L-type and rear pellet 9 is installed in the lock core marble hole, the rear end of the front pellet 8 of L-type is pressed on the front end face of rear pellet 9, the rear portion of rear pellet 9 and marble spring 10 are installed in the core retainer plate marble hole 5, the front end of marble spring 10 holds out against on the rear end face of rear pellet 9, and the rear end of marble spring 10 holds out against on the bottom surface of core retainer plate marble hole 5.
Shown in accompanying drawing 1,3,4, lock core rotor comprises front lock core 12 and rear lock core 13, front lock core 12 rear ends and rear lock core 13 front ends are fixed together by screw 14, the middle part, rear end of pulling axis 2 front ends and rear lock core 13 is connected as a single entity, lock core keyhole 3 is positioned at front lock core 12 bodies, the lock core marble through hole comprises front core pellet through hole 15 and rear core pellet through hole 16, and key teeth groove 4 is positioned at front lock core 12 bodies and front core pellet through hole 15 is connected with lock core keyhole 3; The front portion of the front pellet 8 of L-type and rear pellet 9 is installed in the front core pellet through hole 15, and the middle part of rear pellet 9 is installed in the rear core pellet through hole 16.Lock core rotor is split-type structural, not only is convenient to processing, and when picking lock by force, front lock core 12 damages and separates with rear lock core 13, and lockset is had protective effect, makes the lawless person can't be rotated further rear lock core 13 and opens lockset.
Shown in accompanying drawing 1,2,3,4, there is axis hole 17 at rear lock core 13 front end centers and is fixed with mandrel 18, axis hole 17 rear ends stretch in pulling axis 2 front body, mandrel 18 rear portions are fixed on pulling axis 2 inside by bearing pin 19, mandrel 18 front portions and middle part are sleeved on lock core keyhole 3 inside and are positioned at lock core keyhole 3 centers, lock core 12 front end faces or concordant with front lock core 12 front end faces before the front end of mandrel 18 protrudes, the front end face of mandrel 18 is cambered surface.Can prevent effectively that by mandrel 18 key of copying from inserting in the key through hole, can also play the centering pilot effect to key; Mandrel 18 has the effect of centering, and supporting key is necessary for hollow structure with it, can reduce the intensity of key, prevents from using imitated key to unblank by force, can also prevent that the lawless person from filling in by force picking lock of other instruments in lock core hole.
Shown in accompanying drawing 1,2, lock core overlaps 1 front portion and is installed with tamper-proof plate 20, and the lateral surface of tamper-proof plate 20 is the pre-small post-large conical surface 21, and there is the key through hole 22 corresponding with lock core keyhole 3 and key teeth groove 4 shapes at the middle part of tamper-proof plate 20.Shown in accompanying drawing 1,2, mandrel 18 front ends are concordant with the outer face of key through hole 22.Tamper-proof plate 20 can limit L-type spring marble device and the front lock core 12 of protection.
Shown in accompanying drawing 2,3, the fixed spoon of High-strength plate groove 29 is arranged on the tamper-proof plate 20, the fixed spoon of High-strength plate groove 29 the inners are connected with key through hole 22, and the fixed spoon of lock core groove 30 is arranged on the front lock core 12 of fixed spoon of groove 29 positions of corresponding High-strength plate, and lock core is decided spoon groove 30 the inners and is connected with lock core keyhole 3.
Embodiment two: as shown in Figure 7, be somebody's turn to do and the matching used key of L-type axial cylinder lock core, comprise the shank of the key 23 and key body, key body comprises key bit 24 and key body 25, the key bit 24 that matches with each group L-type spring marble device is arranged on key body 25 lateral surfaces, and there is the key tube chamber 26 that can hold mandrel 18 at key body 25 middle parts.
Embodiment three: shown in accompanying drawing 5,6,7, be somebody's turn to do and the matching used key of L-type axial cylinder lock core, comprise the shank of the key 23 and key body, key body comprises key bit 24 and key body 25, the key bit 24 that matches with each group L-type spring marble device is arranged on key body 25 lateral surfaces, there is the key tube chamber 26 that can hold mandrel 18 at key body 25 middle parts, and the positioning tooth 27 that matches with the fixed spoon of High-strength plate groove 29 is arranged on key body 25 lateral surfaces.Make the angle of key insertion key through hole 22 unique by positioning tooth 27, make positioning tooth 27 be positioned at the end of key body 25, can also play guide effect when inserting key.
Can according to actual needs, above-mentioned key be made further optimization and/or improvements:
Shown in accompanying drawing 5,6, on the shank of the key 23 of corresponding positioning tooth 27 1 sides salient point mark 28 is arranged.By the salient point mark 28 on the shank of the key 23, can recognize rapidly the direction of key, be convenient to by correct angle key is inserted in the key through hole 22.
Above technical characterictic has consisted of embodiment of the present utility model, and it has stronger compliance and implementation result, can increase and decrease according to actual needs non-essential technical characterictic, satisfies the demand of different situations.
The utility model embodiment one, three use procedure: during use, at first, decide spoon groove 29 positions by the High-strength plate that salient point mark 28 aligns on the tamper-proof plate 20 positioning tooth 27, key is inserted in the key through hole 22 of tamper-proof plate 20 by correct angle, as shown in Figure 7, key is sleeved on the mandrel 18 by key tube chamber 26, and key body 25 inserts key through hole 22, and positioning tooth 27 inserts the fixed spoon of High-strength plate groove 29; Then, continuation is inserted key in lock core rotor, key body 25 ends enter lock core keyhole 3, each key bit 24 inserts corresponding key teeth groove 4, the end of each key bit 24 contacts respectively strut rail piece 11 front ends of the front pellet of each L-type in the corresponding supporting L-type spring marble device, continue to insert key, key bit 24 moves behind the key teeth groove 4 and its end compresses the front end of each corresponding strut rail piece 11, drive front the pellet 8 of L-type and behind front core pellet through hole 15, move, and promote afterwards pellet 9 and move behind rear core pellet through hole 16 and the core retainer plate marble hole 5 and compress marble spring 10; Then, when key end holds out against on rear lock core 13 front end faces, key inserts and puts in place, pellet 8 no longer moves behind lock core keyhole 3 before the L-type, this moment, each rear pellet 9 entered core retainer plate marble hole 5 fully, rear pellet 9 front end faces keep concordant with the bottom surface of lock core counterbore 6, and the rear end face of pellet 8 keeps concordant with the rear end face of rear lock core 13 before each L-type, and front lock core 12 and rear lock core 13 can rotate relative to lock core cover 1; At last, rotate key, lock core 12, rear lock core 13 and pulling axis 2 rotated together before the key bit 24 of key drove by key teeth groove 4, and pulling axis 2 drives the toggle mechanism action of lock body by plectrum, lock body is opened.

Claims (10)

1. L-type axial cylinder lock core, it is characterized in that comprising the lock core cover, lock core rotor, pulling axis and the L-type spring marble device that can limit the lock core rotor rotation that is no less than three groups, the lock core rotor that is cylindrical shape is installed in the lock core cover inner chamber and also can rotates, the center, rear end of lock core rotor is fixed with pulling axis and extend out to lock core cover rear, there is the lock core keyhole that stretches into lock core rotor inside at lock core rotor front end face center, in the lock core rotor body around the lock core keyhole lock core marble hole is arranged, between each lock core marble hole and the lock core keyhole key teeth groove is arranged respectively, each lock core marble hole is connected with the lock core keyhole by the key teeth groove respectively, in the lock core body of corresponding each lock core marble hole back-end location the core retainer plate marble hole is arranged respectively; L-type spring marble device is installed in lock core marble hole, the corresponding key teeth groove and core retainer plate marble hole, and be moved after can being promoted by the key that matches with L-type spring marble device in the key teeth groove and remove the restriction that lock core rotor is rotated.
2. L-type axial cylinder lock core according to claim 1, it is characterized in that on the front end face of lock core cover the lock core counterbore being arranged, there is the core retainer plate through hole at the middle part, bottom surface of lock core counterbore, lock core rotor is sleeved in the lock core counterbore and can rotates, the pulling axis rear portion extend out to lock core cover rear by the core retainer plate through hole, and the front end of core retainer plate marble hole is positioned on the bottom surface of lock core counterbore and around the core retainer plate through hole and distributes.
3. L-type axial cylinder lock core according to claim 1 and 2, it is characterized in that L-type spring marble device comprises the front pellet of L-type, rear pellet and marble spring, be fixed with the strut rail piece on the lateral surface of pellet before the L-type, the strut rail piece is positioned at the key teeth groove and can slides before and after the key teeth groove; The front portion of the front pellet of L-type and rear pellet is installed in the lock core marble hole, the rear end of the front pellet of L-type is pressed on the front end face of rear pellet, the rear portion of rear pellet and marble spring are installed in the core retainer plate marble hole, the front end of marble spring holds out against on the rear end face of rear pellet, and the rear end of marble spring holds out against on the bottom surface of core retainer plate marble hole.
4. L-type axial cylinder lock core according to claim 3, it is characterized in that lock core rotor comprises front lock core and rear lock core, front lock core rear end and rear lock core front end are fixed together by screw, the middle part, rear end of pulling axis front end and rear lock core is connected as a single entity, the lock core keyhole is positioned at front lock core body, the lock core marble through hole comprises front core pellet through hole and rear core pellet through hole, and the key teeth groove is positioned at front lock core body and front core pellet through hole is connected with the lock core keyhole; The front portion of the front pellet of L-type and rear pellet is installed in the front core pellet through hole, and the middle part of rear pellet is installed in the rear core pellet through hole.
5. L-type axial cylinder lock core according to claim 4, it is characterized in that there is axis hole at rear lock core front end center and is fixed with mandrel, the axis hole rear end stretches in the pulling axis front body, the mandrel rear portion is fixed on pulling axis inside by bearing pin, mandrel front portion and middle part are sleeved on lock core keyhole inside and are positioned at lock core keyhole center, lock core front end face or concordant with front lock core front end face before the front end of mandrel protrudes, the front end face of mandrel is cambered surface.
6. according to claim 1 and 2 or 3 or 4 or 5 described L-type axial cylinder lock cores, it is characterized in that lock core cover front portion is installed with tamper-proof plate, the lateral surface of tamper-proof plate is the pre-small post-large conical surface, and there is the key through hole corresponding with lock core keyhole and key slot form at the middle part of tamper-proof plate; Or/and the mandrel front end is concordant with the outer face of key through hole.
7. L-type axial cylinder lock core according to claim 6, it is characterized in that having on the tamper-proof plate the fixed spoon of High-strength plate groove, the fixed spoon of High-strength plate groove is inner to be connected with the key through hole, on the front lock core of the fixed spoon of corresponding High-strength plate groove position the fixed spoon of lock core groove is arranged, the fixed spoon of lock core groove is inner to be connected with the lock core keyhole.
One kind with claim 1 or 2 or 3 or 4 or the 5 or 6 matching used keys of described L-type axial cylinder lock core, it is characterized in that comprising the shank of the key and key body, key body comprises key bit and key body, the key bit that matches with each group L-type spring marble device is arranged on the key body lateral surface, and there is the key tube chamber that can hold mandrel at key body middle part.
One kind with the matching used key of L-type axial cylinder lock core claimed in claim 7, it is characterized in that comprising the shank of the key and key body, key body comprises key bit and key body, the key bit that matches with each group L-type spring marble device is arranged on the key body lateral surface, there is the key tube chamber that can hold mandrel at key body middle part, and the positioning tooth that matches with the fixed spoon of High-strength plate groove is arranged on the key body lateral surface.
10. key according to claim 9 is characterized in that on the shank of the key of corresponding positioning tooth one side the salient point mark being arranged.
CN 201220469341 2012-09-15 2012-09-15 L-shaped axial spring lock cylinder and key thereof Expired - Fee Related CN202745516U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 201220469341 CN202745516U (en) 2012-09-15 2012-09-15 L-shaped axial spring lock cylinder and key thereof

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 201220469341 CN202745516U (en) 2012-09-15 2012-09-15 L-shaped axial spring lock cylinder and key thereof

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Publication Number Publication Date
CN202745516U true CN202745516U (en) 2013-02-20

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Application Number Title Priority Date Filing Date
CN 201220469341 Expired - Fee Related CN202745516U (en) 2012-09-15 2012-09-15 L-shaped axial spring lock cylinder and key thereof

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102839859A (en) * 2012-09-15 2012-12-26 新疆同心索科技有限公司 L-shaped axial spring lock cylinder and key

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102839859A (en) * 2012-09-15 2012-12-26 新疆同心索科技有限公司 L-shaped axial spring lock cylinder and key

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