CN202324851U - Double-roller-pin side column lock - Google Patents
Double-roller-pin side column lock Download PDFInfo
- Publication number
- CN202324851U CN202324851U CN201120458783XU CN201120458783U CN202324851U CN 202324851 U CN202324851 U CN 202324851U CN 201120458783X U CN201120458783X U CN 201120458783XU CN 201120458783 U CN201120458783 U CN 201120458783U CN 202324851 U CN202324851 U CN 202324851U
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- CN
- China
- Prior art keywords
- needle roller
- slingshot
- pin
- lock core
- pellet shot
- 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.)
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Abstract
The utility model discloses a double-roller-pin side column lock comprising an outer lock core and an inner lock core, wherein the inner lock core is rotationally and movably connected into the outer lock core; pin tumbler holes are formed in the inner lock core, springs and pin tumblers are arranged in the pin tumbler holes; notches with different heights are formed on the bodies of the pin tumblers respectively; roller pin holes communicated with the pin tumbler holes and the outer lock core are perpendicular to the bodies of the pin tumbler holes; roller pins are arranged in the roller pin holes; roller pin grooves are formed in the inner wall of the outer lock core in positions corresponding to the roller pins; a key slot is formed at the outlets of the pin tumbler holes; the cross section of each roller pin groove is V-shaped, with an outer opening larger than an inner opening; and the cross section of the notch on the body of each pin tumbler is also V-shaped, and provided with an outer opening larger than an inner opening. The lock cores of the double-roller-pin side column lock can allow the roller pins to be embedded in the notches of the pin tumblers without the need of adopting springs or magnets, so that the performance is stable, and the structure and the processing technology are simple.
Description
Technical field:
The utility model relates to a kind of pair of needle roller side column lock.
Background technology:
Chinese patent " a kind of Locking head of lockping " (20051005660.2) discloses a kind of lock core, and it comprises outer lock core, rotates the internal cylinder that is actively socketed in the outer lock core, is provided with in the internal cylinder and puts the hole of bead; Put and be provided with spring, hoodle in the hole of bead, each hoodle body portion is provided with the breach that differs of height, is provided with and penetrates into the lockpin hole of putting the hole of bead and outer lock core perpendicular to putting hole of bead body portion; Be provided with lock pin in the lockpin hole, the outer lock core inwall of corresponding lock pin is provided with the lock pin groove, is provided with the key slot in the exit of putting the hole of bead; Be provided with permanent magnet at the internal cylinder middle part, lock pin uses permeability magnetic material to process, during use; Because the breach of each hoodle body portion just differs, make lock pin embed the lock pin groove, like this; Internal cylinder just can not be rotated relative to outer lock core, and key that will be corresponding with the hoodle breach inserts the key slot, because surfaces of keys is provided with the deep mixed pit corresponding with each hoodle; Like this, make the breach of each hoodle body portion be positioned at same horizontal plane, make lock pin under the effect of the magnetic attraction of permanent magnet; Embed on the hoodle breach, lock pin leaves the lock pin groove, and internal cylinder just can be rotated relative to outer lock core.The Locking head of lockping of this structure owing to need permanent magnet be set at the internal cylinder middle part, causes processing technology complicated, and cost of production increases, and in addition, lockset is long service time one, if the magnet loss of excitation can cause lockset to lose efficacy.
Summary of the invention:
For overcoming the defective of prior art; The purpose of the utility model is to provide a kind of pair of needle roller side column lock, and spring or magnet need not be set, and needle roller (being equivalent to existing lock pin) is embedded on the breach of pellet shot from a slingshot (being equivalent to existing hoodle); Needle roller leaves the needle roller groove; Internal cylinder is rotated relative to outer lock core, and its structure, processing technology are simple, and cost of production is low.
The utility model technical solution problem adopts following technical scheme:
A kind of pair of needle roller side column lock comprises outer lock core, rotates the internal cylinder that is actively socketed in the outer lock core, is provided with the pellet shot from a slingshot hole in the internal cylinder; Said pellet shot from a slingshot is provided with spring, pellet shot from a slingshot in the hole, and each pellet shot from a slingshot body portion is provided with the breach that height differs, and is provided with the needle roller hole that penetrates into pellet shot from a slingshot hole and outer lock core perpendicular to pellet shot from a slingshot hole body portion; Needle roller is provided with needle roller in the hole, and the outer lock core inwall of corresponding needle roller is provided with the needle roller groove, is provided with the key slot in the exit in pellet shot from a slingshot hole; The cross section of said needle roller groove is " V " font; The collar extension imperial palace is young, and the cross section of the breach that said pellet shot from a slingshot body portion is provided with also is " V " font, and the collar extension imperial palace is young.
The bilateral symmetry of said internal cylinder is provided with two needle roller holes, has been arranged side by side two needle rollers in each needle roller hole; Correspondingly, be provided with two row's pellets shot from a slingshot in the internal cylinder, every row's pellet shot from a slingshot correspondence is in the pellet shot from a slingshot hole.
Compared with present technology, the beneficial effect of the utility model is embodied in:
The cross section of the cross section of the needle roller groove of the utility model outer lock core and pellet shot from a slingshot body portion breach all is set to " V " font structure; When the key of correspondence is inserted and rotated; Under the effect of external force, impel needle roller to embed in " V " font breach of pellet shot from a slingshot; Thereby can make relatively outer lock core rotating opening lockset of internal cylinder, in the breach that need not to adopt spring or magnet just can make needle roller embedding pellet shot from a slingshot, stable performance, simple in structure, processing technology is simple.
Description of drawings:
Fig. 1 is the cross-sectional configuration sketch map of the utility model; Fig. 2 is the STRUCTURE DECOMPOSITION figure of the utility model.
Label among the figure: 1 key, 2 internal cylinder, 3 springs, 4 pellets shot from a slingshot, 5 needle rollers, 6 outer lock cores, 7 needle roller grooves, 8 needle roller holes, 9 breach, 10 pellet shot from a slingshot holes.
Below pass through the specific embodiment, and combine accompanying drawing that the utility model is described further.
The specific embodiment:
Embodiment: referring to Fig. 1,2, two needle roller side column locks of present embodiment comprise outer lock core 6, rotate the internal cylinder 2 that is actively socketed in the outer lock core; Be provided with pellet shot from a slingshot hole 10 in the internal cylinder, be provided with spring 3, pellet shot from a slingshot 4 in the pellet shot from a slingshot hole, each pellet shot from a slingshot body portion is provided with the breach that height differs; Be provided with the needle roller hole 8 that penetrates into pellet shot from a slingshot hole and outer lock core perpendicular to pellet shot from a slingshot hole body portion, be provided with needle roller 5 in the needle roller hole, the outer lock core inwall of corresponding needle roller is provided with needle roller groove 7; Be provided with the key slot in the exit in pellet shot from a slingshot hole, shown in Figure 1, the cross section of needle roller groove 7 is " V " font; The collar extension imperial palace is young, and the cross section of the breach that pellet shot from a slingshot body portion is provided with also is " V " font, and the collar extension imperial palace is young.In specifically being provided with, be provided with two needle roller holes 8 in the bilateral symmetry of internal cylinder, be arranged side by side two needle rollers 5 in each needle roller hole, this kind setting can reduce the diameter of each needle roller, also just can reduce the A/F of needle roller groove 7 and breach 9; Correspondingly, be provided with two row's pellets shot from a slingshot in the internal cylinder, each pellet shot from a slingshot correspondence of every row is in the pellet shot from a slingshot hole.
During use; Owing to offer deep mixed pit on the key 1, when the key of checking the number inserted internal cylinder, an end of all pellets shot from a slingshot 4 was pushed down into the key pit at the active force of spring 3; At this moment the breach of all pellets shot from a slingshot all is arranged in 8 places, needle roller hole to it; Like key, needle roller 5 is in (shown in Fig. 1 left side) in the breach 9 that embeds pellet shot from a slingshot under the V-shaped groove mouth active force of outer lock core needle roller groove 7, promptly rotatable internal cylinder.If key is not corresponding, even the not alignment of breach of any pellet shot from a slingshot is arranged, needle roller also can't leave the needle roller groove (shown in Fig. 1 right side) of outer lock core, can not rotate thereby block internal cylinder, can't unblank.Because of the utility model adopts two rows totally 12 pellets shot from a slingshot, so the permutation and combination number of pit reaches more than one hundred million on the key, the situation that a key can be opened two locks can not occur, and can anti-brute force turn on, be optimal in the market lockset.
Claims (2)
1. a two needle roller side column lock comprises outer lock core (6), rotates the internal cylinder (2) that is actively socketed in the outer lock core, is provided with pellet shot from a slingshot hole (10) in the internal cylinder; Be provided with spring (3), pellet shot from a slingshot (4) in the said pellet shot from a slingshot hole (10), each pellet shot from a slingshot body portion is provided with the breach (9) that height differs, and is provided with the needle roller hole (8) that penetrates into pellet shot from a slingshot hole and outer lock core perpendicular to pellet shot from a slingshot hole body portion; Be provided with needle roller (5) in the needle roller hole; The outer lock core inwall of corresponding needle roller is provided with the needle roller groove, is provided with the key slot in the exit in pellet shot from a slingshot hole, it is characterized in that; The cross section of said needle roller groove is " V " font; The collar extension imperial palace is young, and the cross section of the breach that said pellet shot from a slingshot body portion is provided with also is " V " font, and the collar extension imperial palace is young.
2. a kind of pair of needle roller side column lock according to claim 1 is characterized in that the bilateral symmetry of said internal cylinder is provided with two needle roller holes (8), has been arranged side by side two needle rollers (5) in each needle roller hole; Correspondingly, be provided with two row's pellets shot from a slingshot in the internal cylinder, every row's pellet shot from a slingshot correspondence is in the pellet shot from a slingshot hole (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120458783XU CN202324851U (en) | 2011-11-18 | 2011-11-18 | Double-roller-pin side column lock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120458783XU CN202324851U (en) | 2011-11-18 | 2011-11-18 | Double-roller-pin side column lock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202324851U true CN202324851U (en) | 2012-07-11 |
Family
ID=46436832
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201120458783XU Expired - Fee Related CN202324851U (en) | 2011-11-18 | 2011-11-18 | Double-roller-pin side column lock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202324851U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103573035A (en) * | 2013-11-13 | 2014-02-12 | 烟台三环锁业集团有限公司 | Multiple anti-theft lock |
| CN108131054A (en) * | 2018-03-02 | 2018-06-08 | 宿迁顾师傅锁业有限公司 | A kind of lock core of smart lock and its polygon key |
-
2011
- 2011-11-18 CN CN201120458783XU patent/CN202324851U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103573035A (en) * | 2013-11-13 | 2014-02-12 | 烟台三环锁业集团有限公司 | Multiple anti-theft lock |
| CN108131054A (en) * | 2018-03-02 | 2018-06-08 | 宿迁顾师傅锁业有限公司 | A kind of lock core of smart lock and its polygon key |
| CN108131054B (en) * | 2018-03-02 | 2024-04-02 | 宿迁顾师傅锁业有限公司 | Lock core of intelligent lock and polygonal key thereof |
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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: 20120711 Termination date: 20151118 |
|
| EXPY | Termination of patent right or utility model |