[go: up one dir, main page]
More Web Proxy on the site http://driver.im/

CN1070026A - Improved lock core - Google Patents

Improved lock core Download PDF

Info

Publication number
CN1070026A
CN1070026A CN 91108541 CN91108541A CN1070026A CN 1070026 A CN1070026 A CN 1070026A CN 91108541 CN91108541 CN 91108541 CN 91108541 A CN91108541 A CN 91108541A CN 1070026 A CN1070026 A CN 1070026A
Authority
CN
China
Prior art keywords
ring body
locking plate
fan
sleeve
keyhole
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.)
Pending
Application number
CN 91108541
Other languages
Chinese (zh)
Inventor
许易旗
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.)
Individual
Original Assignee
Individual
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Priority to CN 91108541 priority Critical patent/CN1070026A/en
Publication of CN1070026A publication Critical patent/CN1070026A/en
Pending legal-status Critical Current

Links

Images

Landscapes

  • Molds, Cores, And Manufacturing Methods Thereof (AREA)

Abstract

A lock core with an improved structure comprises a lock core body, a plurality of groups of sector-shaped lock plates and a sleeve; the lock core body is arranged in the sleeve, the fan-shaped lock piece group is arranged on the lock core body, the lock core body consists of a first ring body, a second ring body and a third ring body, and the first ring body is provided with a keyhole; a penetrating hole is arranged at the position of the sleeve corresponding to the keyhole; the key is inserted into the key hole of the lock core body to push the fan-shaped lock sheet group, so that the joint surfaces of the fan-shaped lock sheet group are aligned with the joint surfaces of the first ring body and the second ring body, and the clamping of the lock core body at the fan-shaped lock position is released to achieve the purpose of opening. The invention has the advantages of various structures, good anti-theft performance and easy manufacture.

Description

Structurally improved core
The present invention relates to a kind of structurally improved core, the rich variation of particularly a kind of structure, theftproof core good and easy to manufacture.
In the face of more and more serious theft crime phenomenon, the function of lock more and more is much accounted of.Be respectively the perspective exploded view and the combination cross-sectional schematic of existing core as shown in Figures 1 and 2, comprise core body 1, array latch assembly 16, front sleeve 2, back sleeve 3 and key 4; The central authorities of core body 1 are provided with keyhole 11 and periphery offers conduit 12, and the bottom surface of conduit 12 is provided with the cylindrical void that communicates with keyhole 11, are provided with annular groove 13,14 along the periphery of core body 1; Locking bolt body 161 and back locking bolt body 162 before latch assembly 16 comprises, the sectional area of forward and backward locking bolt body 161,162 varies in size, the medial surface of each locking bolt body 161,162 is provided with clip 163,164, and the length that the clip 163 of preceding locking bolt body 161 convexedly stretches in the keyhole 11 is longer than the clip 164 of back locking bolt body 162, the lateral surface of each locking bolt body 161,162 is provided with the different annular groove in position 1611,1621, and in the conduit 13,14 of the corresponding respectively embedding core of each locking bolt body 161,162 body 1, and by spring 165,166 supportings; Interior all discs of front sleeve 2 are formed with large and small recessed footpath 21,22, and offer groove respectively in large and small recessed footpath 21,22, for placement positioning ring plate 18,17, make fixed aunular sheet 18,17 aim at the location with the annular groove 14,13 of core body 1; The spoon bar 41 of key 4 is provided with the bar groove 42 corresponding with latch assembly 16, and the weight difference of article one groove 42 front and back ends.
When key 4 inserts in the keyhole 11 of core bodies 1 via back sleeve 3, clip 163 reach of locking bolt body 161 before will the promoting of bar groove 42 front ends than the deep, along with going deep into of 4 spoons of bars 41 of key, the more shallow part in bar groove 42 rear ends will promote the clip 164 of back locking bolt body 162 to reach, when key 4 insertions reach the reference depth of setting, the annular groove 1611 of locking bolt body 161 lateral surfaces first annular groove 13 of core body 1 that will align before each, annular groove 1621 on the back locking bolt body 162 will be aimed at the ring of second on the core body 1 pattern 14 simultaneously, before, back locking bolt body 161,162 throw off fixed aunular sheet 17,18 blocking, making key 4 can drive core body 1 rotates, and then the keying fixture block 15 of core body 1 front end is rotated thereupon, thereby make lockset open this lockset because lock core structure changes not quite and easily to be pried open, thereby its security reliability is lower.
Main purpose of the present invention be to provide a kind of theftproof good, be difficult for prying open and make easy structurally improved core.
The present invention's invention is to realize like this, it comprises sleeve, core body and fan-shaped lock sheet groups, described core body is located in the described sleeve, described fan-shaped lock sheet groups is located on the described core body, provided on the end face of described sleeve and penetrated the hole, described core body is made up of first ring body, second ring body and the 3rd ring body; The central authorities of described first ring body, one end are provided with keyhole, and the other end of described first ring body is provided with lock mandrel; The central authorities of the described second ring body end face have provided keyhole, and the keyhole of described second ring body is arranged on the described lock mandrel, and described second ring body is cemented in the described sleeve, and described the 3rd ring body is fixed in the front end of described lock mandrel; The periphery of described first ring body and described second ring body is provided with conduit, and the conduit of described first ring body communicates with keyhole, and described fan-shaped lock sheet groups contains spring body, and described fan-shaped lock sheet groups is located in the described conduit, and described fan-shaped lock sheet groups moves in described conduit.
Technology for achieving the above object, means are now enumerated preferred embodiment and conjunction with figs., after being described in more detail in.
Fig. 1 is the perspective exploded view of existing core;
Fig. 2 is the combination cross-sectional schematic of existing core;
Fig. 3 is a perspective exploded view of the present invention;
Fig. 4 is that combination vertical profile of the present invention is looked schematic diagram;
Fig. 5 is the cross-sectional schematic diagram of looking of the present invention;
Fig. 6 is that the combination vertical profile of another angle of the present invention is looked schematic diagram;
Fig. 7 is that the vertical profile of unlocking condition of the present invention is looked schematic diagram;
Fig. 8 is the perspective exploded view of another embodiment of the present invention;
Fig. 9 is the combination cross-sectional schematic of another embodiment of the present invention;
Figure 10 is the cross-sectional schematic of the unlocking condition of another embodiment of the present invention;
Figure 11 is the perspective exploded view of further embodiment of this invention;
Figure 12 is the combination cross-sectional schematic of further embodiment of this invention;
Figure 13 is further embodiment of this invention unlocking condition cross-sectional schematic.
As Fig. 3, Fig. 4 and shown in Figure 5, the present invention includes core body 5, the fan-shaped locking plate 6 of array, array roller 7, sleeve 8 and key 9; Core body 5 is made up of first ring body 51, second ring body 52 and the 3rd ring body 53, the central authorities of first ring body 51 are provided with keyhole 511, along being formed with chase 512 on the rear end face of keyhole 511 inner edges, the central authorities of first ring body, 51 front ends have extended to form lock mandrel 513, offer several holes 5131 on the lock mandrel 513; Second ring body, 52 central authorities offer jack 521, make second ring body 52 just can be inserted in the lock mandrel 513, lock mandrel 513 can utilize steady pin 522 to penetrate hole 81 on sleeve 8 and second ring body, 52 opposite positions, in 523, and second ring body 52 is fixed in the sleeve 8, lock mandrel 513 still can rotate in the jack 521 of second ring body 52, second ring body 52 also offers hole 524 corresponding to the hole 5131 of lock mandrel 513, the 3rd ring body 53 is affixed with the front end of lock mandrel 513, and the 3rd ring body 53 front end faces are provided with and open and close fixture block 531, periphery at first ring body 51 and second ring body 52 is provided with several conduits 514, the conduit 514 of 525, the first ring bodies 51 communicates with keyhole 511; Each fan-shaped lock sheet groups 6 is made of length different preceding locking plate 61 and back locking plate 62, preceding, back locking plate 61, offer the simulation annular groove 611 that to obscure or to mislead thief's sensation on 62 the lateral surface, 621, medial surface front end at back locking plate 62 offers chase 622, medial surface at back locking plate 62 is provided with clip 623, before, back locking plate 61,62 put into the conduit 525 of second ring body 52 and first ring body 51 respectively, in 514, the clip 623 of back locking plate 62 convexedly stretches in the keyhole 511 of first ring body 51, and the front end face of locking plate 61 is provided with spring body 63 before each in addition; As Fig. 3, shown in Figure 6, each group of rollers 7 is made up of the different preceding roller 71 of length, back roller 72 and spring 73, preceding roller 71, back roller 72 and spring 73 are put into the hole 524,5131 of second ring body 52, lock mandrel 513 in order, and preceding roller 71 protrudes out suitable length in keyhole 511; Sleeve 8 is enclosed within the outside of core body 5 after first ring body 51, second ring body 52, the 3rd ring body 53, fan-shaped lock sheet groups 6 and group of rollers 7 assemblings are finished, sleeve 8 is partial closure, the front opening of sleeve 8 is posted solid on the end face of the 3rd ring body 53, and on sleeve 8 rear end faces, be provided with and penetrate hole 82 corresponding to the keyhole 511 of first ring body, 51 central authorities, and penetrate hole 82 and be provided with shank 821, penetrate hole 82 inner faces and be formed with just the bulge loop 84(that can engage as shown in Figure 4) with the chase 512,622 of first ring body 51 and back locking plate 62; The spoon of key 9 offers the different bar groove 912 of several length, baseline trough 913 on the bar 91 and offers annular groove 914 at spoon bar 91 roots, and the front end at spoon bar 91 is formed with the different pothole of the depth 915 corresponding to preceding roller 71 places of protruding out in the keyhole 511 in addition.
As Fig. 4 and shown in Figure 5, after the present invention's assembling finishes, before, back locking plate 61,62 mating face and first, second ring body 51,52 mating face is not at grade, preceding locking plate 61 in the just fan-shaped lock sheet groups 6 is stretched and is put between first ring body 51 and second ring body 52, because second ring body 52 has been fixed in sleeve 8 inside and can't have rotated, the ring body 51 of winning also can't be rotated because of the retaining system of the preceding locking plate 61 of fan-shaped lock sheet groups 6, and then make lock mandrel 513, the 3rd ring body 53 all can't rotate, reach the purpose of restriction core body 5 rotations, this moment, lockset was blocking, for another example shown in 6, before also the do not align mating face of the lock mandrel 513 and second ring body 52 of roller 71 and the back mating face of roller 72, make lock mandrel 513 be subjected to the retaining system of group of rollers 7 and can't in second ring body 52, rotate, and reach the purpose of dual blocking core body 5.
As Fig. 7, shown in Figure 3, the present invention can pack in the lock body, and sleeve 8 fixes as one with lock body, when the baseline trough 913 of the spoon bar 91 of key 9 along sleeve 8 penetrate in the keyhole 511 that shank 821 on the hole 82 inserts core bodies 5 time, the different bar groove 912 of length will promote the clip 623 of corresponding back locking plate 62 toward reach on the spoon bar 91, locking plate 61 was toward reach and compression spring body 63 before back locking plate 62 will promote again, when spoon bar 9 is inserted into reference depth just shank 821 slips in the annular groove 915, before, back locking plate 61, to align with the mating face of second ring body 52 with first ring body 51 in 62 mating face, make core body 5 no longer be subjected to the blocking of fan-shaped lock sheet groups 6, again as shown in Figure 6, after key 9 inserts in the keyhole 511 fully, roller 71 was return suitable distance and before making before the deep mixed pothole 914 of key 9 front ends will push, back roller 71, the align mating face of second ring body 52 and lock mandrel 513,72 mating face, make lock mandrel 513 no longer be subjected to the blocking of group of rollers 7, so key 9 meetings this moment drive 51 rotations of first ring body, and then drive lock mandrel 513 and 53 rotations of the 3rd ring body, make to open and close fixture block 531 and reach the purpose that the operation lockset opens and closes thereupon rotating.
Fig. 8 and shown in Figure 9 be respectively the combination cross-sectional schematic of another embodiment of the present invention, all the embodiment with the front is identical haply for the member of respectively forming shown in the figure, difference is that back locking plate 602 medial surfaces of fan-shaped lock sheet groups 60 are not provided with clip, spoon at key 90 is provided with braking raised line 9012 on the bar 901, and offer on partial closure's end face of sleeve 80 can insert for the spoon bar 901 of key 90 penetrate hole 802; Shown in Figure 10 is the cross-sectional schematic of the unlocking condition of this embodiment, cooperate shown in Figure 8, after penetrating hole 802 and insert on key 90 alignment sleeve 80, the different braking raised line 9012 of length will promote the rear end face chase 6022 of the back locking plate 602 of fan-shaped lock sheet groups 60 on the spoon bar 901, and back locking plate 602 is moved forward, when key 90 is inserted into reference depth, just during the end face of root conflict sleeve 80 of spoon bar 901, before, back locking plate 601, to align with the mating face of second ring body 520 with first ring body 510 in 602 mating face, make and no longer be subjected to the blocking of fan-shaped lock sheet groups 60 by core body 50 (group of rollers among the embodiment of front is to the blocking and the releasing of core body, all identical in the present embodiment), so key 90 can drive 510 rotations of first ring body this moment, and then drive lock mandrel 5102 and 530 rotations of the 3rd ring body, keying fixture block 5301 is rotated thereupon reach the purpose that the operation lockset opens and closes.
Figure 11, shown in 12, be respectively the perspective exploded view and the combination cross-sectional schematic of further embodiment of this invention, shown in the figure respectively to form member all identical with two embodiment in front haply, difference is that fan-shaped lock sheet groups 65 is by preceding, in, back locking plate 651,652,653 constitute, preceding locking plate 651 is located in the conduit 5522 of second ring body 552, and in, back locking plate 652,653 are located in the conduit 5512 of first ring body 551, and in, back locking plate 652,653 medial surface is provided with length clip inequality 6521,6531, before each, back locking plate 651,653 front end face is provided with spring body 654, and spring body 654 contacts in the end face of the 3rd ring body 553 respectively and is embedded on dummy slider 5513 end faces on first ring body 551; Before, in, back locking plate 651,652 lateral surface is except offering simulation annular groove 6512,6522, outside 6532, lateral surface at back locking plate 653 also is provided with annular groove 6533, and on first ring body 551, be provided with annular groove 5514, sleeve 851 before and after sleeve 85 is divided into, 852, offer groove 8520 on the back sleeve 852, for placing and location fixed aunular sheet 853, when the lockset assembling is finished, fixed aunular sheet 853 can be embedded on the annular groove 5514 of first ring body 551 and be equipped on the locking plate 652 of back, the spoon bar 951 of key 95 is provided with the bar groove 952 corresponding with fan-shaped lock sheet groups 65, and each bar groove 952 before, the rear end weight is inequality.
Shown in Figure 13 is the cross-sectional schematic of this embodiment unlocking condition, when key 95 inserts in the keyhole 5511 of core bodies 55 via back sleeve 852, the clip 6521 of locking plate 652 was to reach during the darker part of bar groove 952 front ends will promote, along with going deep into of 95 spoons of bars 951 of key, the clip 6531 that the more shallow part in bar groove 952 rear ends will promote back locking plate 653 moves forward, when the degree of depth of key 95 insertions reaches the benchmark of setting, before each, middle locking plate 651,652 mating face will be aligned in the mating face of first ring body 551 and second ring body 552, and the annular groove 5514 of first ring body 551 of the annular groove 6533 alignment core bodies 55 of back locking plate 653 lateral surfaces, make core body 55 no longer be subjected to fan-shaped lock sheet groups 65, the blocking of fixed aunular sheet 853, so key 95 can drive 551 rotations of first ring body this moment, and then drive 553 rotations of the 3rd ring body, make to open and close fixture block 5531 along with rotation reaches the purpose that the operation lockset opens and closes.
By the above embodiments as can be known, the present invention has following advantages:
(1) has good security: first, among two embodiment, before must making, the align composition surface of first ring body and second ring body, the composition surface of rear locking plate, and front, when aliging the composition surface of second ring body and lock mandrel, the composition surface of rear roller could remove fan-shaped lock sheet groups, group of rollers is to the blocking of core body, and the alignment on composition surface whether, the thief can't predict with any instrument, in addition, before each fan-shaped lock sheet groups, before rear locking plate and the group of rollers, rear roller length difference, more increase the variability of lock core structure, so that the thief more can't achieve the goal, front, the lateral surface of rear locking plate is provided with the simulation annular groove, can obscure or deceive thief's sensation, so the present invention has good anti-theft, make the thief can't reach the purpose of pirate of the open. Especially in the 3rd embodiment, fan-shaped lock sheet groups becomes three groups, and increases the design that fixed aunular sheet is arranged, so that the many one blocking lockings of core body have increased anti-theft security relatively.
(2) easy to manufacture: with the present invention compared with the prior art as can be known, locking plate sectional area in the fan-shaped lock sheet groups of the present invention is all identical, more do not need simultaneously in sleeve, to form the internal diameter that varies in size, so the processing cost that need not cost a lot of money on making is therefore during fabrication simpler and easy, rapid.
Comprehensive the above, structurally improved core provided by the present invention not only has good theftproof and structural strength, and manufacture process is simply quick.

Claims (5)

1, a kind of structurally improved core, comprise sleeve, core body and fan-shaped lock sheet groups, described core body is located in the described sleeve, described fan-shaped lock sheet groups is located on the described core body, provided on the end face of described sleeve and penetrated the hole, it is characterized in that: described core body is made up of first ring body, second ring body and the 3rd ring body; The central authorities of described first ring body, one end are provided with keyhole, and the other end of described first ring body is provided with lock mandrel; The central authorities of the described second ring body end face have provided keyhole, and the keyhole of described second ring body is arranged on the described lock mandrel, and described second ring body is cemented in the described sleeve, and described the 3rd ring body is fixed in the front end of described lock mandrel; The periphery of described first ring body and described second ring body is provided with conduit, and the conduit of described first ring body communicates with keyhole, and described fan-shaped lock sheet groups contains spring body, and described fan-shaped lock sheet groups is located in the described conduit, and described fan-shaped lock sheet groups moves in described conduit.
2, structurally improved core according to claim 1, it is characterized in that: described second ring body and described lock mandrel are provided with group of rollers, described group of rollers is made up of preceding roller, back roller and spring, described second ring body and described lock mandrel are provided with hole, roller, back roller and spring are inserted in the hole of being offered in described second ring body and the described lock mandrel in regular turn before described, and described preceding roller protrudes in the keyhole of described second ring body.
3, structurally improved core according to claim 1, it is characterized in that: locking plate and back locking plate before described fan-shaped locking plate is provided with, locking plate is located in the conduit of described second ring body before described, described back locking plate is located in the conduit of described first ring body, and described spring body is located between the end face of described preceding locking plate and described the 3rd ring body.
4, according to the described structurally improved core of claim 3, it is characterized in that: described first ring body away from the keyhole inner edge surface of described lock mandrel on and respectively be provided with chase on the medial surface of described back locking plate, penetrating on the inner face of hole of described sleeve is provided with bulge loop with the corresponding place of described chase, and described bulge loop engages mutually with described chase.
5, structurally improved core according to claim 1 is characterized in that: be provided with fixed aunular sheet in the described sleeve, the place of the fixed aunular sheet on described first ring body in the corresponding described sleeve is provided with annular groove, and described annular groove is provided with dummy slider; Locking plate before, during and after described fan-shaped lock sheet groups is provided with, described spring body be located at described before between the end face of locking plate and described the 3rd ring body and between the end face of described locking plate afterwards and described dummy slider, the lateral surface of described back locking plate offers annular groove, described before locking plate be located in the conduit of described second ring body, described in, the back locking plate be located in the conduit of described first ring body.
CN 91108541 1991-09-03 1991-09-03 Improved lock core Pending CN1070026A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 91108541 CN1070026A (en) 1991-09-03 1991-09-03 Improved lock core

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 91108541 CN1070026A (en) 1991-09-03 1991-09-03 Improved lock core

Publications (1)

Publication Number Publication Date
CN1070026A true CN1070026A (en) 1993-03-17

Family

ID=4909347

Family Applications (1)

Application Number Title Priority Date Filing Date
CN 91108541 Pending CN1070026A (en) 1991-09-03 1991-09-03 Improved lock core

Country Status (1)

Country Link
CN (1) CN1070026A (en)

Similar Documents

Publication Publication Date Title
US5419168A (en) Hierarchical cylinder lock and key system
CA2219019C (en) Improved cylinder lock and key assembly and hierarchical system therefor
US8302439B1 (en) Lock pin rotational position setting key and method of use
US4333327A (en) Magnetic tumbler lock
US20070186600A1 (en) Anti-pick mogul cylinder
US3777520A (en) Lock assembly of the rotary cylinder type
US5970761A (en) Lock system with key trapping
US3479849A (en) Pin tumbler side bar cylinder lock
CA2043080C (en) Key unlocking and retaining method and apparatus
JP2011506801A (en) Anti-theft lock with plate tumbler
CN1070026A (en) Improved lock core
CA1090604A (en) Plugless pin tumbler cylinder
US6755062B2 (en) Anti-pick mogul deadlock
EP2982817B1 (en) Lock core
US4275577A (en) Lock device
CN2499521Y (en) Displacement anti-theft lock without lock core hole
CN2272036Y (en) Theft-proof cylinder set lock
JP4202465B2 (en) Disc tumbler tablets
JPH0319347B2 (en)
JPH0640243U (en) Multiple tumbler tablets
JPS5915573Y2 (en) cylinder lock
GB2230555A (en) Cylinder locks
JPS603240Y2 (en) Cylinder lock break prevention device
CN2373516Y (en) Improved lock with code tumbler disc
JP4202464B2 (en) Disc tumbler tablets

Legal Events

Date Code Title Description
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
C06 Publication
PB01 Publication