CN109610939B - Lock cylinder device - Google Patents
Lock cylinder device Download PDFInfo
- Publication number
- CN109610939B CN109610939B CN201811543284.3A CN201811543284A CN109610939B CN 109610939 B CN109610939 B CN 109610939B CN 201811543284 A CN201811543284 A CN 201811543284A CN 109610939 B CN109610939 B CN 109610939B
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- Prior art keywords
- lock
- lock core
- lock cylinder
- side wall
- clamping
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- 230000004308 accommodation Effects 0.000 claims description 5
- 125000006850 spacer group Chemical group 0.000 description 9
- 238000003780 insertion Methods 0.000 description 3
- 230000037431 insertion Effects 0.000 description 3
- 238000003756 stirring Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005242 forging Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Abstract
The invention relates to the technical field of lock cylinders, in particular to a lock cylinder device which comprises a lock cylinder sleeve, a lock cylinder and a plurality of lock chips, wherein central axes of the lock cylinder sleeve are coincident, the lock cylinder is positioned in the lock cylinder sleeve, the lock cylinder can rotate relative to the lock cylinder sleeve, an accommodating space is arranged in the lock cylinder, a plurality of lock chips are arranged in the accommodating space, an elastic piece extends towards the direction of the accommodating space from the side wall of the lock cylinder, the lock chips are sequentially arranged up and down, a groove is formed in each lock chip, and the elastic piece protrudes into the groove.
Description
Technical Field
The invention relates to the technical field of lock cylinders, in particular to a lock cylinder device.
Background
The existing lockset adopts a mechanical lock core device, a lock core is a core for control, a key and a lock core sheet in the lock core are matched to unlock smoothly, for example, the lock device disclosed in Chinese patent CN201780001814.9 can drive a tumbler without using a spring, the number of parts is less, the structure is simple, key forging is not easy to be carried out, but when the lock core sheet of the lock core in the lock device is not inserted into the key, people can stir the lock core sheet to an unlocking position through a sharp object such as a paperclip, so that the lock core is unlocked, and property loss of people is easy to cause.
Disclosure of Invention
The invention aims to overcome the defects in the prior art and provides a lock core device with a reset function.
The aim of the invention is achieved by the following technical scheme:
The utility model provides a lock core device, including central axis coincidence's lock core cover, lock core, a plurality of lock chip, the lock core is located the lock core cover, the lock core can rotate relative lock core cover, be equipped with accommodation space in the lock core, a plurality of lock chips are installed in accommodation space, the lock core lateral wall extends towards accommodation space's direction has the elastic component, and is a plurality of lock chips arrange from top to bottom in proper order, every all be equipped with the recess on the lock chip, under the locking state, the elastic component is protruding to stretch into in the recess.
The grooves are formed in a recessed manner from the outer side wall of the lock barrel toward the central axis of the lock barrel.
The lock core is characterized in that a through hole is formed in the side wall of the lock core, one end of the elastic piece is connected with the side wall of the through hole, and the other end of the elastic piece protrudes into the groove.
And the other end of the elastic piece is provided with a clamping plate, and in the locking state, the clamping plate protrudes into the groove.
The lock cylinder pressing block is mounted at the top end of the lock cylinder and rotates synchronously with the lock cylinder.
The side wall of the lock cylinder pressing block protrudes outwards to form a first clamping part, a first notch is formed in the top end of the lock cylinder, and the first clamping part protrudes into the first notch.
The lock cylinder comprises a lock cylinder pressing block, and is characterized in that a second clamping part is arranged on the side wall of the lock cylinder pressing block, the second clamping part is arranged opposite to the first clamping part, a second notch is formed in the top end of the lock cylinder, and the second clamping part protrudes into the second notch.
The side wall of the second notch is provided with a clamping groove, the clamping groove is concavely formed towards the direction away from the second notch, both ends of the second clamping part are provided with protruding parts, and the two protruding parts are respectively clamped with the clamping grooves at the corresponding ends of the protruding parts.
The bottom of the lock cylinder is provided with a third clamping part in an outward extending mode, the bottom of the lock cylinder sleeve is provided with a first limiting plate and a second limiting plate which are positioned on two sides of the third clamping part, and the third clamping part can rotate between the first limiting plate and the second limiting plate.
Wherein, the elastic piece is an elastic plastic piece.
The invention has the beneficial effects that: the lock core device is provided with the elastic piece, the lock chip is provided with the groove, the elastic piece protrudes into the groove in the locked state, and the elastic piece has elasticity, so that the lock chip is driven to rotate to the unlocking position by a key during unlocking, the elastic piece moves out of the groove, the lock chip is pushed outwards to push the elastic piece to have certain elasticity, the force for driving the lock chip to rotate to the unlocking position disappears, and the elasticity of the elastic piece can push the lock chip to automatically rotate to the locking position, so that the automatic locking function is realized. After the key is pulled out, because the elastic component can apply certain propping force to the rotation of lock barrel to the unblock direction, even use the external force (clip or other sharp objects) of increaseing to stir the lock chip, also can not make the lock barrel rotate to the unlocking position, and then play fine function of preventing technical unlocking, compare the setting that can stir the lock chip to the unlocking position at will among the prior art, set up the elastic component in this embodiment and not only can realize automatic locking, can show the degree of difficulty that increases technical unlocking moreover.
Drawings
The invention will be further described with reference to the accompanying drawings, in which embodiments do not constitute any limitation of the invention, and other drawings can be obtained by one of ordinary skill in the art without inventive effort from the following drawings.
Fig. 1 is a schematic structural view of the lock cylinder device and key according to the present invention.
Fig. 2 is a schematic view of an exploded structure of the lock cylinder device of the present invention mated with a key.
Fig. 3 is a schematic structural view of a lock cylinder of the lock cylinder device of the present invention.
Fig. 4 is a schematic view of the structure between the cylinder of the cylinder device of the present invention and the cylinder chip, cylinder spacer, etc.
Fig. 1 to 4 include:
The lock cylinder sleeve 1, the insertion hole 10, the first limiting plate 11, the second limiting plate 12, the lock cylinder 2, the third clamping part 20, the accommodating space 21, the through hole 22, the elastic piece 23, the clamping plate 24, the first notch 25, the second notch 26, the third notch 27, the convex block 28, the clamping groove 29, the lock cylinder pressing block 3, the first clamping part 30, the second clamping part 31, the convex part 32, the lock chip 4, the fourth clamping part 40, the clamping protrusion 41, the rotating space 42, the lock cylinder spacer 5, the fifth clamping part 50, the groove 6, the key 7, the cylinder 8 and the accommodating groove 9.
Detailed Description
The invention will be further described with reference to the following examples.
In a specific embodiment of the lock cylinder device, as shown in fig. 1-4, a lock cylinder sleeve 1 and a lock cylinder 2 are arranged in the lock cylinder sleeve 1, a key 7 is inserted into the lock cylinder 2 and rotates the lock cylinder 2, so that the lock cylinder 2 rotates to an unlocking position relative to the lock cylinder sleeve 1, and unlocking of the lock cylinder 2 device is realized. As shown in fig. 2, the top end of the cylinder housing 1 is provided with an insertion hole 10, and the key 7 is inserted into the insertion hole 10 and engaged with the cylinder 2. As shown in fig. 1, two limiting plates, namely a first limiting plate 11 and a second limiting plate 12, are arranged at the bottom of the lock cylinder sleeve 1 and extend downwards. The peripheral surface of the bottom end of the lock cylinder 2 extends outward to have a third clamping portion 20, and the third clamping portion 20 is located between the first limiting plate 11 and the second limiting plate 12. When the lock cylinder 2 is rotated, the third clamping portion 20 can rotate between the first limiting plate 11 and the second limiting plate 12, and the first limiting plate 11 and the second limiting plate 12 can prevent the third clamping portion 20 from excessively rotating to play a limiting role. .
As shown in fig. 2, the lock core device further includes a lock core 2 with a central axis coincident with each other, a lock core pressing block 3, a plurality of lock core pieces 4 and a plurality of lock core spacers 5, an accommodating space 21 is provided in the lock core 2, the plurality of lock core pieces 4 and the plurality of lock core spacers 5 are all located in the accommodating space 21, the plurality of lock core pieces 4 are arranged up and down in sequence, a lock core spacer 5 is placed between two adjacent lock core pieces 4, a groove 6 is provided on each lock core piece 4 and the lock core spacer 5, and the outer side walls of the groove 6 self-locking chip 4 and the lock core spacers 5 are concavely formed towards the direction of the central axis thereof. As shown in fig. 4, each lock chip 4 is further provided with a fourth clamping portion 40, the outer side wall of the fourth clamping portion 40 is formed by extending outwards from the outer side wall of the lock chip 4, and a clamping protrusion 41 (shown in fig. 2) buckled with the key 7 protrudes from the inner side wall of the lock chip 4. A fifth clamping part 50 is arranged on each lock cylinder spacer 5, and the fifth clamping part 50 is formed by extending outwards from the outer side wall of the lock cylinder spacers 5. The lock core briquetting 3 is installed on the top of lock core 2, is equipped with first card portion 30, second card portion 31 on the lock core briquetting 3, and the lateral wall of this first card portion 30 and second card portion 31 all auto-lock core briquetting 3 outwards stretches outward, and the position of first card portion 30 and second card portion 31 corresponds the setting.
As shown in fig. 3, the side wall of the lock cylinder 2 is provided with a through hole 22 and an elastic member 23, the through hole 22 penetrates through the inner surface and the outer surface of the side wall of the lock cylinder 2, one end of the elastic member 23 is connected with the side wall of the through hole 22, the other end of the elastic member 23 is provided with a clamping plate 24, the clamping plate 24 protrudes into the groove 6, and the clamping plate 24 is a columnar body. As shown in fig. 4, the top end of the lock cylinder 2 is provided with a first notch 25 and a second notch 26, the side wall of the lock cylinder 2 is provided with a third notch 27, the positions of the first notch 25 and the second notch 26 are corresponding, the third notch 27 is communicated with the second notch 26, and the third notch 27 is located below the second notch 26. The first clamping part 30 protrudes into the first notch 25, the clamping grooves 29 and the protruding blocks 28 are arranged on the two side walls of the second notch 26, the clamping grooves 29 are arranged below the protruding blocks 28, the clamping grooves 29 are formed in a recessed mode in a direction away from the second notch 26, protruding parts 32 are arranged on the two end portions of the second clamping part 31, guide surfaces are arranged on each protruding part 32, when the second clamping part 31 is installed in the second notch 26, the protruding parts 32 located on the two end portions of the second clamping part 31 are inserted into the second notch 26 through the guide of the guide surfaces, so that the protruding parts 32 are clamped with the clamping grooves 29, the top ends of the guide surfaces are abutted against the lower portions of the protruding blocks 28, and the lock cylinder pressing block 3 can be firmly fixed on the lock cylinder 2. The fourth clamping part 40 and the fifth clamping part 50 both protrude into the third notch 27, a rotation space 42 is formed between the side wall of the fourth clamping part 40 and the side wall of the third notch 27, and the side wall of the fifth clamping part 50 abuts against the side wall of the third notch 27. As shown in fig. 4, the side wall of the lock cylinder 2 is further provided with a cylinder 8 and a receiving groove 9, the receiving groove 9 penetrates through the inner surface and the outer surface of the side wall of the lock cylinder 2, the cylinder 8 is located in the receiving groove 9, and the receiving groove 9 is located between the first notch 25 and the second notch 26. The elastic piece 23 is an elastic plastic piece, so that the elastic force of the elastic piece 23 is better. In this embodiment, the elastic member 23 is provided, in the locked state, the lock chip 4 is provided with the groove 6, and the clamping plate 24 of the elastic member 23 protrudes into the groove 6, after the key 7 is pulled out, since the clamping plate 24 of the elastic member 23 can apply a certain resisting force to the rotation of the lock chip 4 in the unlocking direction, even if the clamping protrusion 41 of the lock chip 4 is stirred by using an increased external force (clip or other pointed objects), the lock chip 4 cannot be rotated to the unlocking position, and thus the anti-theft function is achieved. In addition, because the elastic piece 23 has elasticity, when the unlocking, the key drives the lock chip 4 to rotate to the unlocking position, so that the clamping plate 24 of the elastic piece 23 moves out of the groove 6, and the lock chip 4 outwards pushes the elastic piece 23 to enable the lock chip 4 to have certain elasticity, after the key is pulled out, the force driving the lock chip 4 to rotate to the unlocking position disappears, the elasticity of the elastic piece 23 can push the lock chip 4 to automatically rotate to the locking position, thereby realizing the automatic locking function and preventing the property loss of people.
As shown in fig. 4, the lock cylinder pressing block 3 is provided with a first clamping part 30 and a second clamping part 31 which are matched with the first notch 25 and the second notch 26 on the lock cylinder 2, when the key 7 is inserted into the lock cylinder 2, the key 7 rotates, and the lock cylinder 2 and the lock cylinder pressing block 3 can be synchronously driven to rotate. The side wall of the second notch 26 is provided with a clamping groove 29 and a protruding block 28, the protruding portion 32 of the second clamping portion 31 is clamped with the clamping groove 29, and the protruding block 28 is located above the clamping groove 29, so that the lock cylinder pressing block 3 can be prevented from shaking up and down.
Finally, it should be noted that the above embodiments are only for illustrating the technical solution of the present invention, and not for limiting the scope of the present invention, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions can be made to the technical solution of the present invention without departing from the spirit and scope of the technical solution of the present invention.
Claims (7)
1. The utility model provides a lock core device, includes lock core cover, lock core, a plurality of lock chip that the central axis coincides, the lock core is located the lock core cover, the lock core can rotate relative lock core cover, be equipped with accommodation space in the lock core, a plurality of lock chip are installed in accommodation space, its characterized in that: the lock core comprises a lock core, a plurality of lock core sheets and a plurality of lock core plates, wherein the lock core side walls extend towards the direction of the accommodating space and are provided with elastic pieces, the lock core sheets are sequentially arranged up and down, each lock core sheet is provided with a groove, and the elastic pieces protrude into the grooves in the locked state;
The groove is formed by recessing from the outer side wall of the lock chip towards the central axis of the lock chip;
a through hole is formed in the side wall of the lock cylinder, one end of the elastic piece is connected with the side wall of the through hole, and the other end of the elastic piece protrudes into the groove;
the other end of the elastic piece is provided with a clamping plate, and in the locking state, the clamping plate protrudes into the groove.
2. A lock cylinder device according to claim 1, characterized in that: the lock cylinder pressing block is arranged at the top end of the lock cylinder and rotates synchronously with the lock cylinder.
3. A lock cylinder device according to claim 2, characterized in that: the side wall of lock core briquetting outwards protrudes has first card portion, the top of lock core is equipped with first breach, first card portion protruding stretch into in the first breach.
4. A lock cylinder device according to claim 3, wherein: the side wall of the lock cylinder pressing block is provided with a second clamping part, the second clamping part is arranged opposite to the first clamping part, the top end of the lock cylinder is provided with a second notch, and the second clamping part protrudes into the second notch.
5. A lock cylinder device according to claim 4, wherein: the side wall of the second notch is provided with a clamping groove which is concavely formed towards the direction away from the second notch, two ends of the second clamping part are respectively provided with a protruding part, and the two protruding parts are respectively clamped with the clamping grooves at the corresponding ends of the protruding parts.
6. A lock cylinder device according to any one of claims 1-5, characterized in that: the bottom of lock core outwards extends has the third card portion, the bottom of lock core cover is equipped with first limiting plate and the second limiting plate that is located third card portion both sides, and the third card portion can rotate between first limiting plate and second limiting plate.
7. A lock cylinder device according to claim 6, wherein: the elastic piece is an elastic plastic piece.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811543284.3A CN109610939B (en) | 2018-12-17 | Lock cylinder device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811543284.3A CN109610939B (en) | 2018-12-17 | Lock cylinder device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109610939A CN109610939A (en) | 2019-04-12 |
| CN109610939B true CN109610939B (en) | 2024-07-09 |
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Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201162390Y (en) * | 2008-03-04 | 2008-12-10 | 徐钜祥 | Door lock core |
| CN209837944U (en) * | 2018-12-17 | 2019-12-24 | 东莞市怡丰锁业有限公司 | Lock core device |
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201162390Y (en) * | 2008-03-04 | 2008-12-10 | 徐钜祥 | Door lock core |
| CN209837944U (en) * | 2018-12-17 | 2019-12-24 | 东莞市怡丰锁业有限公司 | Lock core device |
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