CN2420384Y - Spring lock and key thereof - Google Patents
Spring lock and key thereof Download PDFInfo
- Publication number
- CN2420384Y CN2420384Y CN 00214290 CN00214290U CN2420384Y CN 2420384 Y CN2420384 Y CN 2420384Y CN 00214290 CN00214290 CN 00214290 CN 00214290 U CN00214290 U CN 00214290U CN 2420384 Y CN2420384 Y CN 2420384Y
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- CN
- China
- Prior art keywords
- key
- lock core
- pellet shot
- slingshot
- slotted eye
- Prior art date
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Abstract
The utility model relates to a spring lock and a key thereof. The lock is provided with two groups of spring holes which have an angle of 180 DEG with each other in radial direction and are axially staggered, and a spring reed and a spring are arranged in the spring hole. A key hole in a lock core is a composite and tortuous hole, and a beginning slotted hole presents a star shape with a narrow hole mouth. A shielding strip which is above the beginning slotted hole and can shield inner layer springs in a group of spring holes on the upper part is arranged in the key hole, so that the lock is fairly prevented from pulling out. A key body of the key is composed of a semicircular plate, a triple folded plate fixedly arranged above the front section of the semicircular plate and a flat plate fixedly arranged below the back section of the semicircular plate. The triple folded plate and the flat plate are respectively provided with a group of gear teeth; an angle between the two groups of gear teeth have is 180 DEG, and the two groups of gear teeth are staggered longitudinally, so that the key is not easy to imitate, and mutually unlocking rate is low.
Description
The utility model relates to the tapered end in a kind of cylinder lock, and more particularly the utility model relates to the tapered end in a kind of cylinder lock of opening with special key, and simultaneously, the utility model also relates to a kind of key of described ball lock head.
Lock head structure in the existing cylinder lock is: lock core cylinder is sleeved in the lock core shell rotationally, lock core has the keyhole of flat side's shape in the axial direction, lock core shell, lock core only are provided with one group of pellet shot from a slingshot hole diametrically, pellet shot from a slingshot spring, outer pellet shot from a slingshot and internal layer pellet shot from a slingshot are housed in the pellet shot from a slingshot hole, and the pellet shot from a slingshot hole communicates with keyhole; The key case spatula body of existing ball lock head, with the terminal affixed the shank of the key two parts of spoon body, a spoon body is a stripe board, is milled with one group of teeth on the rib of stripe board, is milled with groove on the two sides of stripe board.Because the internal layer pellet shot from a slingshot that has now in the unique one group of pellet shot from a slingshot hole that is single ender in the tapered end puts in flat side's shape keyhole of not establishing any shelter, make tapered end only have the spacing of internal layer pellet shot from a slingshot in a blocking device, the keyhole and the degree of depth to be detected, the burglar uses instruments such as steel disc (silk), hair clip, master key to inject in the keyhole easily to touch, set correctly the internal layer pellet shot from a slingshot and unblanks, therefore, existing ball lock head is very not anti-dials.Because the spoon body of existing key is to be milled with the stripe board that is milled with groove on one group of teeth, the two sides on the rib, therefore, existing key is easily imitated by personal soft material pressing mold, in addition, existing key system cooperates with internal layer pellet shot from a slingshot in unique one group of pellet shot from a slingshot hole by one group of teeth works, promptly once aim at the internal layer pellet shot from a slingshot in the spoon body insertion keyhole and just can unblank, this makes the mutual opening rate height of key.Very anti-group of existing ball lock head, existing key are easily copied, the existence of the high all phenomenons of mutual opening rate of key, make that the insurance anti-theft feature that has cylinder lock now is low, security reliability is poor.
The purpose of this utility model is to provide a kind of quite anti-ball lock head of dialling.
Another purpose of the present utility model is to provide the key of the ball lock head that a kind of difficult quilt is imitated, mutual opening rate is low.
The purpose of this utility model is achieved through the following technical solutions:
The utility model provides a kind of ball lock head, its lock core cylinder 1 is sleeved in the lock core shell 2 rotationally, lock core 1 has keyhole in the axial direction, keyhole is made of the beginning section slotted eye 8 that communicates successively, leading portion key turns chamber, back segment slotted eye 11, and beginning section slotted eye 8 opens in end plate 7 central region of lock core l and to be the aperture narrow
Shape, the key turns chamber is positioned at the left upper portion of lock core 1, the key turns chamber is by the end plate 7 of lock core 1, dismountable curved cover plate 10, surround with respect to the vertical side 4, lock core 1 middle part and the zig zag plane 5 of end plate 7, have in the lock core 1 one run through key turns chamber and back segment slotted eye 11 block bar 6, the zig zag plane 5 in the key turns chamber is
Shape, back segment slotted eye 11 is that the aperture is narrow
Shape, block bar 6 and be higher than beginning section slotted eye 8, lock core shell 2, lock core 1 are provided with two groups diametrically and are mutually 180 ° and the pellet shot from a slingshot hole that axially interlaces, pellet shot from a slingshot spring and pellet shot from a slingshot are housed in the pellet shot from a slingshot hole, described two groups of pellet shot from a slingshot holes are in leading portion below, the back segment top of lock core shell 2 and lock core 1 respectively, one group of pellet shot from a slingshot hole of top communicates with back segment slotted eye 11, and one group of pellet shot from a slingshot hole of below communicates with the key turns chamber.
The utility model also provides a kind of key of ball lock head, it comprise a spoon body, with terminal affixed the shank of the key 13 two parts of spoon body, the spoon body is made of semicircular plate 12, three flaps 14 that are installed in semicircular plate 12 leading portions tops, the flat board 16 that is installed in semicircular plate 12 back segments below, on three flaps 14 and dull and stereotyped 16 one group of teeth is set respectively, two groups of teeth become 180 ° and vertically interlace.
After ball lock head of the present utility model adopts said structure, because of being provided with diametrically, this tapered end is mutually 180 ° and one group of pellet shot from a slingshot hole in one group of pellet shot from a slingshot hole, top and below of axially interlacing, pellet shot from a slingshot spring and pellet shot from a slingshot (described pellet shot from a slingshot comprises outer pellet shot from a slingshot, internal layer pellet shot from a slingshot) are housed in the pellet shot from a slingshot hole, make two blocking devices are arranged in the tapered end, adding upper lock core 1 interior set keyhole is combined tortuous hole, and it is narrow that the beginning section slotted eye 8 of keyhole is the aperture
Shape, be provided with in the keyhole and be higher than beginning section slotted eye 8, what be used for blocking internal layer pellet shot from a slingshot in one group of pellet shot from a slingshot hole, top blocks bar 6, this has overcome, and keyhole is flat side's shape in the existing lock core, pellet shot from a slingshot in unique one group of pellet shot from a slingshot hole is single ender and makes tapered end that one blocking device only be arranged, do not establish the defectives such as shelter of internal layer pellet shot from a slingshot in the keyhole, the spacing and the degree of depth of internal layer pellet shot from a slingshot can not be detected in one group of pellet shot from a slingshot hole, feasible top, the employed steel disc of burglar (silk), hair clip, instruments such as master key promptly enable to touch, set the internal layer pellet shot from a slingshot in one group of pellet shot from a slingshot hole, below correctly, but can't touch, set the internal layer pellet shot from a slingshot in one group of pellet shot from a slingshot hole, top correctly, making does not have the burglar of correct key to unblank, only have flexible structure and two groups of teeth, and the correct key that can all play a supporting role with two blocking devices in the tapered end just can be unblanked, so this ball lock head is quite anti-to be dialled.
After ball lock head key of the present utility model adopts said structure, because of in this key the spoon body by semicircular plate 12, be installed in three flaps 14 of semicircular plate 12 leading portions top, the flat board 16 that is installed in semicircular plate 12 back segments below constitutes, on three flaps 14 and dull and stereotyped 16 one group of teeth is set respectively, two groups of teeth become 180 ° and vertically interlace, make a spoon body have flexible structure and two groups of teeth, this spoon body that has overcome existing ball lock head key is a stripe board, the defective that one group of teeth is only arranged on the stripe board, it is imitated to make that this key is difficult for by personal soft material pressing mold, in addition, because of this key system cooperates with internal layer pellet shot from a slingshot in two groups of pellet shot from a slingshot holes and works by being mutually 180 ° and two groups of teeth vertically interlacing, promptly secondary aligning internal layer pellet shot from a slingshot just can be unblanked in the spoon body insertion keyhole, this has overcome existing ball lock head key and has only cooperated with internal layer pellet shot from a slingshot in unique one group of pellet shot from a slingshot hole by one group of teeth and work, the spoon body inserts in the keyhole once aims at the defective that the internal layer pellet shot from a slingshot can be unblanked, and makes that the mutual opening rate of this key is lower.
Because of the difficult quilt of key of quite anti-group of this ball lock head, this ball lock head is copied, the existence of the low all advantages of mutual opening rate of key, the cylinder lock of feasible this ball lock head of employing and key thereof, it insures anti-theft feature height, security reliability is strong.
Accompanying drawing is the shaft side decomposition figure of this ball lock head and key preferred forms thereof.
Below by accompanying drawing and preferred forms the utility model is described in further detail:
Referring to accompanying drawing, lock core cylinder 1 in the ball lock head is sleeved in the lock core shell 2 rotationally, circlip 3 is installed in lock core 1 end and does axially-movable with restriction lock core 1, the end of lock core 1 can be installed driver plate (not drawing in the accompanying drawing) to open and close cylinder lock by pin, lock core 1 has keyhole in the axial direction, keyhole is made of the beginning section slotted eye 8 that communicates successively, leading portion key turns chamber, back segment slotted eye 11, and beginning section slotted eye 8 is opened in end plate 7 central region of lock core 1 and is aperture width only for 1mm's
Shape, the key turns chamber is positioned at the left upper portion of lock core 1, the key turns chamber is by end plate 7, dismountable curved cover plate 10, surround with respect to the vertical side 4, lock core 1 middle part and the zig zag plane 5 of end plate 7, cover plate 10 engages connection with lock core 1, the common face of cylinder of the lateral surface of cover plate 10 and lock core 1 lateral surface radially, cover plate 10 medial surfaces have a radially vertical shutter 9 near end plate 7 places, have in the lock core 1 one run through key turns chamber and back segment slotted eye 11 block bar 6, the zig zag plane 5 in the key turns chamber is
Shape, back segment slotted eye 11 are that aperture width is only for 1mm's
Shape, block bar 6 and be higher than beginning section slotted eye 8, lock core shell 2, lock core 1 is provided with two groups diametrically and is mutually 180 ° and the pellet shot from a slingshot hole that axially interlaces, 5 row holes are arranged in every group of pellet shot from a slingshot hole, the pellet shot from a slingshot spring is housed in the pellet shot from a slingshot hole, outer pellet shot from a slingshot and internal layer pellet shot from a slingshot are (for the purpose of clearly demonstrating problem, in the accompanying drawing with the pellet shot from a slingshot spring, outer pellet shot from a slingshot and internal layer pellet shot from a slingshot are omitted), described two groups of pellet shot from a slingshot holes are in the leading portion below of lock core shell 2 and lock core 1 respectively, the back segment top, one group of pellet shot from a slingshot hole of top communicates with back segment slotted eye 11, one group of pellet shot from a slingshot hole (not drawing in the accompanying drawing) of below communicates with the key turns chamber, in two groups of pellet shot from a slingshot holes porose axis be in this ball lock head axial in the vertical vertical plane, the purpose that shutter 9 is set is further to improve the ability of blocking for internal layer pellet shot from a slingshot in one group of pellet shot from a slingshot hole, top.
The key case spatula body of ball lock head, with terminal affixed the shank of the key 13 two parts of spoon body, the spoon body is made of semicircular plate 12, three flaps 14 that are installed in semicircular plate 12 leading portions tops, the flat board 16 that is installed in semicircular plate 12 back segments below, the longitudinal length at semicircular plate 12 tops to dull and stereotyped 16 tops equals the axial length in key turns chamber, and semicircular plate 12 and three flaps 14, semicircular plate 12 are respectively with the section configuration of flat board 16
Shape and
Shape, respectively mill one group of teeth of system on the outermost plate of three flaps 14 and dull and stereotyped 16, two groups of teeth become 180 ° and vertically interlace, three outer postlaminar parts have a turning groove 15 that can match with shutter 9 in three flaps 14, can make three flaps 14 that are installed in semicircular plate 12 leading portions cross shutter 9 by this turning groove 15, thereby can make semicircular plate 12 leading portions and three flaps 14 (hereinafter to be referred as spoon body leading portion) carry out 90 ° of clockwise or counterclockwise upsets in the key turns chamber, spoon body employing thickness is that the sheet material of 0.9mm is made.
The process of unblanking of described key is:
(1), with key shown in the accompanying drawing counterclockwise 90 ° of upsets allow its become horizontal after, making a spoon body leading portion pass a beginning section slotted eye 8 enters in the leading portion key turns chamber till the spoon body can't advance, at this moment, semicircular plate 12 back segments and dull and stereotyped 16 (hereinafter to be referred as spoon body back segments) are in outside the tapered end, dull and stereotyped 16 one-tenth horizontal and come in contact with end plate 7 lateral surfaces;
(2), with key clockwise upset allow it become vertical shape for 90 °, at this moment,, three flaps 14 are fastened with blocking bar 6 because of spoon body leading portion has overturn in the key turns chamber 90 ° clockwise, though a spoon body back segment still is in outside the tapered end, dull and stereotyped 16 have changed into vertical shape;
(3), continue to make key to advance, enter in the back segment slotted eye 11 and a spoon body back segment enters in the key turns chamber until spoon body leading portion, at this moment, the spoon body inserts in the keyhole to be aimed at through secondary, and the two groups of teeth internal layer pellets shot from a slingshot final and in two groups of pellet shot from a slingshot holes of upper and lower on three flaps 14 and dull and stereotyped 16 are cooperated;
(4), again key is overturn 90 ° clockwise and can unblank.
The process of extracting described key is:
(1), make spoon body back segment through leading portion key turns chamber and a beginning section slotted eye 8 withdraw from ball lock head outside till the spoon body can't retreat, at this moment, a spoon body leading portion enters in the leading portion key turns chamber, still and block three flaps 14 and end plate 7 medial surfaces that bar 6 fastens and come in contact;
(2), with key counterclockwise upset make its one-tenths horizontal for 90 °, at this moment,, make three flaps 14 and block bar 6 to be separated because of spoon body leading portion has overturn in the key turns chamber 90 ° counterclockwise;
(3), continue to make key to retreat, until spoon body leading portion also through leading portion key turns chamber and a beginning section slotted eye 8 withdraw from outside the ball lock head, this moment, key just withdrawed from the self-locking head fully.
Claims (4)
1, ball lock head, lock core cylinder (1) is sleeved in the lock core shell (2) rotationally, lock core (1) has keyhole in the axial direction, it is characterized in that: keyhole is made of the beginning section slotted eye (8) that communicates successively, leading portion key turns chamber, back segment slotted eye (11), and beginning section slotted eye (8) opens in end plate (7) central region of lock core (1) and to be the aperture narrow
Shape, the key turns chamber is positioned at the left upper portion of lock core (1), the key turns chamber is by the end plate (7) of lock core (1), dismountable curved cover plate (10), vertically side (4) and zig zag plane (5) surround with respect to lock core (1) middle part of end plate (7), have in the lock core (1) one run through key turns chamber and back segment slotted eye (11) block bar (6), the zig zag plane in the key turns chamber (5) is
Shape, back segment slotted eye (11) is that the aperture is narrow
Shape, block bar (6) and be higher than beginning section slotted eye (8), lock core shell (2), lock core (1) are provided with two groups diametrically and are mutually 180 ° and the pellet shot from a slingshot hole that axially interlaces, pellet shot from a slingshot spring and pellet shot from a slingshot are housed in the pellet shot from a slingshot hole, described two groups of pellet shot from a slingshot holes are in leading portion below, the back segment top of lock core shell (2) and lock core (1) respectively, one group of pellet shot from a slingshot hole of top communicates with back segment slotted eye (11), and one group of pellet shot from a slingshot hole of below communicates with the key turns chamber.
2, ball lock head according to claim 1 is characterized in that: the medial surface of cover plate (10) has a radially vertical shutter (9).
3, the key of ball lock head, comprise a spoon body, with terminal affixed the shank of the key (13) two parts of spoon body, it is characterized in that: the spoon body is made of semicircular plate (12), three flaps (14) that are installed in semicircular plate (12) leading portion top, the flat board (16) that is installed in semicircular plate (12) back segment below, on three flaps (14) and dull and stereotyped (16) one group of teeth is set respectively, two groups of teeth become 180 ° and vertically interlace.
4, the key of ball lock head according to claim 3 is characterized in that: a turning groove (15) is arranged on three flaps (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 00214290 CN2420384Y (en) | 2000-04-26 | 2000-04-26 | Spring lock and key thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 00214290 CN2420384Y (en) | 2000-04-26 | 2000-04-26 | Spring lock and key thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2420384Y true CN2420384Y (en) | 2001-02-21 |
Family
ID=33580419
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 00214290 Expired - Fee Related CN2420384Y (en) | 2000-04-26 | 2000-04-26 | Spring lock and key thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2420384Y (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101781949B (en) * | 2010-02-02 | 2012-10-03 | 宁波市鄞州剑均机械科技有限公司 | Special-section key and lock head |
| CN101781948B (en) * | 2010-02-02 | 2012-10-31 | 宁波市鄞州剑均机械科技有限公司 | Special-section key and lock head |
| CN105863380B (en) * | 2015-02-05 | 2018-05-08 | 吕学亲 | Lock set |
| TWI798024B (en) * | 2022-03-10 | 2023-04-01 | 和碩聯合科技股份有限公司 | Lock and key thereof |
-
2000
- 2000-04-26 CN CN 00214290 patent/CN2420384Y/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101781949B (en) * | 2010-02-02 | 2012-10-03 | 宁波市鄞州剑均机械科技有限公司 | Special-section key and lock head |
| CN101781948B (en) * | 2010-02-02 | 2012-10-31 | 宁波市鄞州剑均机械科技有限公司 | Special-section key and lock head |
| CN105863380B (en) * | 2015-02-05 | 2018-05-08 | 吕学亲 | Lock set |
| TWI798024B (en) * | 2022-03-10 | 2023-04-01 | 和碩聯合科技股份有限公司 | Lock and key thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |