CN203603614U - Pin tumbler lock - Google Patents
Pin tumbler lock Download PDFInfo
- Publication number
- CN203603614U CN203603614U CN201320766528.0U CN201320766528U CN203603614U CN 203603614 U CN203603614 U CN 203603614U CN 201320766528 U CN201320766528 U CN 201320766528U CN 203603614 U CN203603614 U CN 203603614U
- Authority
- CN
- China
- Prior art keywords
- hole
- steel ball
- lock
- lock core
- pin tumbler
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Burglar Alarm Systems (AREA)
Abstract
The utility model relates to a pin tumbler lock. The pin tumbler lock comprises a key and a lock cylinder assembly, wherein the lock cylinder assembly comprises a lock cylinder and a pin tumbler assembly, a lock sleeve is arranged outside the lock cylinder which is provided with a first hole and a second hole, the first hole is located above the second hole, and the lock sleeve is provided with a third hole matched with the second hole. The pin tumbler assembly comprises a large steel ball, a small steel ball, pin tumblers and springs, the large steel ball is arranged in the first hole, the small steel ball is arranged in the second hole, the two pin tumblers penetrate through the third hole, enter the second hole, and are located on two sides of the small steel ball, and each pin tumbler is sleeved with the corresponding spring; the bottom of the lock cylinder is further provided with a clamping spring. According to the pin tumbler lock, the excellent anti-theft function can be achieved only through the two pin tumblers, the key is pulled out in a rotating process by means of the large steel ball, the small steel ball plays a role in locking and unlocking, the structure is simple, the phenomenon that the key 4 is clamped in the lock cylinder and can not be pulled out can be avoided when the pin tumbler lock is used, and using convenience is achieved. In addition, the pin tumbler lock is low in cost and meets requirements of wide common families.
Description
Technical field
The utility model relates to a kind of cylinder lock set, belongs to the technical field of lockset.
Background technology
Along with the enhancing of the antitheft consciousness of people, the requirement of lockset is also improved day by day, what use was maximum at present is cylinder lock set, most of technician adopts the mode of increase pellet to strengthen the security performance of lock core, but increasing pellet makes the structure of lock core become complicated, the phenomenon that when use, easily out key card inside can't get out, and cost also can increase, and cannot meet most of ordinary consumer.Therefore, seek one of groundwork that a kind of cylinder lock set cheap, simple in structure and good anti-theft effect is those skilled in the art's present stage.
Utility model content
For solving the above-mentioned technical problem of prior art, the utility model provides a kind of cylinder lock set, and its theftproof performance is strong, and simple in structure, easy to use.
For achieving the above object, the utility model is achieved through the following technical solutions:
A kind of cylinder lock set, comprise key and lock core assembly, described lock core assembly comprises lock core and pellet assembly, described lock core outside is provided with lock tube, described lock core is provided with the first hole and the second hole, and the first hole is positioned at the top in the second hole, described lock tube is provided with the 3rd hole of mating with the second hole, described pellet assembly comprises large steel ball, little steel ball, pellet and spring, described large steel ball is arranged on the first inside, hole, little steel ball is arranged on the second inside, hole, described pellet is 2, 2 pellets enter the second inside, hole through the 3rd hole, and 2 pellets are positioned at the both sides of little steel ball, described spring housing is in pellet outside, the bottom of described lock core is also provided with jump ring.
Described lock tube inside is provided with mounting groove, and described lock core outside is provided with flange collar, and described flange collar is arranged in mounting groove.
Described lock core bottom is provided with copper sheathing.
The beneficial effects of the utility model are as follows:
Cylinder lock set of the present utility model, only need 2 pairs of pellets just can realize excellent anti-theft feature, large steel ball is not pulled out key in rotation process, little steel ball plays and pins the function of opening, simple in structure, when use, can avoid key 4 to be stuck in the phenomenon that lock core cannot be extracted, easy to use, and with low cost, meet the demand of vast average family.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 is that the utility model installs later structural representation;
Wherein, 1 is that jump ring, 2 is that lock core, 3 is that lock tube, 4 is that key, 5 is that copper sheathing, 6 is that large steel ball, 7 is that little steel ball, 8 is that pellet, 9 is that spring, 10 is that mounting groove, 11 is that flange collar, 12 is that the first hole, 13 is that the second hole, 14 is the 3rd hole.
The specific embodiment
Below in conjunction with specific embodiment, the utility model is further described, but protection domain of the present utility model is not limited to this.
As depicted in figs. 1 and 2, cylinder lock set of the present utility model, comprise key 4 and lock core assembly, lock core assembly comprises lock core 2 and pellet assembly, lock core 2 outsides are provided with lock tube 3, lock core 2 is provided with the first hole 12 and the second hole 13, and the first hole 12 is positioned at the top in the second hole 13, lock tube 3 is provided with the 3rd hole 14 of mating with the second hole 13, pellet assembly comprises large steel ball 6, little steel ball 7, pellet 8 and spring 9, large steel ball 6 is arranged on 12 inside, the first hole, little steel ball 7 is arranged on 13 inside, the second hole, pellet 8 is 2, 2 pellets 8 enter 13 inside, the second hole through the 3rd hole 14, and 2 pellets 8 are positioned at the both sides of little steel ball 7, spring 9 is enclosed within pellet 8 outsides, the bottom of lock core 2 is also provided with jump ring 1.
In the utility model, lock tube 3 inside are provided with mounting groove 10, and lock core 2 outsides are provided with flange collar 11, and flange collar 11 is arranged in mounting groove 10, realize combining closely of lock core 2 and lock tube 3, and lock core 2 bottoms are provided with copper sheathing 5.
When use, key 4 inserts lock core 2, pellet 8 and spring 9 automatic lockings, large steel ball 6 is not pulled out key 4 in rotation process, and little steel ball 7 plays and pins the function of opening, thereby reach excellent anti-theft effect, simple in structure, when use, can avoid key 4 to be stuck in the phenomenon that lock core cannot be extracted, easy to use, and with low cost, meet the demand of vast average family.
Above-described embodiment is only for the inventive concept of the present utility model of explaining, but not restriction to the utility model rights protection, allly utilizes this design to carry out the change of unsubstantiality to the utility model, all should fall into protection domain of the present utility model.
Claims (3)
1. a cylinder lock set, it is characterized in that: comprise key and lock core assembly, described lock core assembly comprises lock core and pellet assembly, described lock core outside is provided with lock tube, described lock core is provided with the first hole and the second hole, and the first hole is positioned at the top in the second hole, described lock tube is provided with the 3rd hole of mating with the second hole, described pellet assembly comprises large steel ball, little steel ball, pellet and spring, described large steel ball is arranged on the first inside, hole, little steel ball is arranged on the second inside, hole, described pellet is 2, 2 pellets enter the second inside, hole through the 3rd hole, and 2 pellets are positioned at the both sides of little steel ball, described spring housing is in pellet outside, the bottom of described lock core is also provided with jump ring.
2. cylinder lock set as claimed in claim 1, is characterized in that: described lock tube inside is provided with mounting groove, and described lock core outside is provided with flange collar, and described flange collar is arranged in mounting groove.
3. cylinder lock set as claimed in claim 1, is characterized in that: described lock core bottom is provided with copper sheathing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320766528.0U CN203603614U (en) | 2013-11-28 | 2013-11-28 | Pin tumbler lock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320766528.0U CN203603614U (en) | 2013-11-28 | 2013-11-28 | Pin tumbler lock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203603614U true CN203603614U (en) | 2014-05-21 |
Family
ID=50716294
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320766528.0U Expired - Fee Related CN203603614U (en) | 2013-11-28 | 2013-11-28 | Pin tumbler lock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203603614U (en) |
-
2013
- 2013-11-28 CN CN201320766528.0U patent/CN203603614U/en not_active Expired - Fee Related
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140521 Termination date: 20181128 |