CN220889824U - Lock core structure of row-sheet type lock head - Google Patents
Lock core structure of row-sheet type lock head Download PDFInfo
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- CN220889824U CN220889824U CN202322428948.4U CN202322428948U CN220889824U CN 220889824 U CN220889824 U CN 220889824U CN 202322428948 U CN202322428948 U CN 202322428948U CN 220889824 U CN220889824 U CN 220889824U
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- locking plate
- inner sleeve
- guide
- coaming
- cylinder structure
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- 230000000903 blocking effect Effects 0.000 claims description 11
- 230000004308 accommodation Effects 0.000 claims description 7
- 230000008719 thickening Effects 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 3
- 230000008569 process Effects 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000004146 energy storage Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
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Abstract
The utility model discloses a lock cylinder structure of a row-piece type lock head, which comprises an inner sleeve and a plurality of lock plates, wherein the plurality of lock plates are respectively provided with a central hole, the inner sleeve is provided with an axial accommodating cavity, the front end of the inner sleeve is provided with a key inlet communicated with the interior of the accommodating cavity, the plurality of lock plates are arranged in the accommodating cavity in a stacked manner along the axial direction of the inner sleeve, the lock plate farthest from the key inlet is provided with a guide coaming protruding along the axial direction of the inner sleeve, and the outer side surface of the guide coaming is in sliding connection with the inner side surface of the accommodating cavity. According to the utility model, the guide coaming protruding along the axial direction of the inner sleeve is arranged on the locking plate farthest from the key inlet, so that the guide coaming is matched with the inner wall of the accommodating cavity to guide and limit the movement of the locking plate, the situation that the locking plate is inclined in the outlet direction is avoided, and the smoothness of the unlocking process is improved.
Description
Technical Field
The utility model relates to the technical field of anti-theft locks, in particular to a lock cylinder structure of a row-sheet type lock head.
Background
At present, the common row sheet type lock head comprises an outer sleeve, an inner sleeve, a plurality of locking sheets and a plurality of elastic elements, wherein the locking sheets and the elastic elements are arranged in the inner sleeve, the inner sleeve is rotatably arranged in the outer sleeve, and when the lock head is used, the inner sleeve is driven to rotate relative to the outer sleeve by matching a key with the locking sheets in the inner sleeve through insertion of the key, and the unlocking/locking function is realized by matching action of the rotation of the inner sleeve and corresponding parts in other locks. The prior locking plate is mainly matched with the limit groove on the inner sleeve by utilizing the radially outwards protruding limit part, so that synchronous rotation of the locking plate and the inner sleeve is realized, and the locking plate is generally thinner, so that the locking plate positioned at the outermost side is easy to skew under the condition of limiting only through the outwards protruding limit part, thereby causing unlocking and locking and affecting normal use of the lockset.
Disclosure of utility model
Aiming at the defects existing in the prior art, the utility model provides a lock cylinder structure of a row-sheet type lock head, which can avoid the condition that the outermost locking sheet is inclined during unlocking and improve the smoothness of the unlocking process.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
The utility model provides a row's piece type tapered end's lock core structure, includes inner skleeve and a plurality of locking plate, and a plurality of locking plate all have the centre bore, the inner skleeve has axial accommodation chamber, the front end of inner skleeve has the key entry with the inside intercommunication of accommodation chamber, a plurality of the locking plate is arranged in the accommodation chamber along the axial range upon range of inner skleeve, is equipped with the direction bounding wall that stretches along the axial of inner skleeve on the locking plate furthest from the key entry, the outside surface of direction bounding wall and the interior side surface sliding connection of accommodation chamber. Through set up the direction bounding wall that stretches along the axial of inner skleeve on the locking plate that is farthest from the key entry to the accessible direction bounding wall is led spacingly with the inner wall cooperation of holding chamber to the activity of locking plate, avoids this locking plate to go out to crooked condition, improves the smoothness nature of unlocking process.
As a preferable scheme, the two opposite sides of the locking plates are respectively provided with a blocking part extending outwards in the radial direction, the inner sleeve is provided with a notch for the blocking part of the locking plate to extend out of the inner sleeve, and the length direction of the notch is parallel to the axial direction of the inner sleeve.
As a preferable scheme, at least one of the two opposite sides of the locking plate are provided with limiting parts extending outwards in the radial direction, the inner side surface of the accommodating cavity is provided with limiting grooves corresponding to the limiting parts, the length direction of each limiting groove is parallel to the axial direction of the inner sleeve, and the width of the guide coaming is larger than that of each limiting groove.
As a preferable scheme, the guide coaming protrudes forward along the axial direction of the inner sleeve, and the protruding height of the guide coaming is not less than 2mm.
As a preferable scheme, the guide coaming is at least provided with two, the width of each guide coaming is larger than that of the limit groove, and a notch is formed between the adjacent guide coamings.
As a preferred scheme, the guide coaming is arranged in a closed loop.
Preferably, the guide coaming has an extension extending to the blocking portion, and a side surface of the extension is slidably connected to an inner side wall of the groove.
As a preferred scheme, the coaming is formed by thickening a locking plate.
As a preferred scheme, the locking plate includes first locking plate, second locking plate and the third locking plate that arranges in proper order from the front end in holding chamber to the rear end in holding chamber, be equipped with the direction bounding wall on the third locking plate, first locking plate and second locking plate all are equipped with radial outside spacing portion that extends.
As a preferable scheme, the novel solar energy storage device further comprises an outer sleeve, the inner sleeve is rotatably arranged in the outer sleeve, the rear end of the accommodating cavity is provided with a rear opening, and a rear cover is arranged at the rear opening.
Compared with the prior art, the locking plate has obvious advantages and beneficial effects, specifically, the limiting area is increased by arranging the guide coaming protruding along the axial direction of the inner sleeve on the locking plate farthest from the key inlet, so that the movement of the locking plate can be guided and limited by matching the guide coaming with the inner wall of the accommodating cavity, the situation that the locking plate is inclined in the outlet direction is avoided, the locking is avoided, and the unlocking smoothness is improved.
For a clearer description of the structural features, technical means, and specific objects and functions achieved by the present utility model, the present utility model will be further described in detail with reference to the accompanying drawings and specific embodiments:
drawings
FIG. 1 is an exploded view of a first embodiment of the present utility model;
FIG. 2 is an exploded view of a locking plate mounting structure according to a first embodiment of the present utility model;
FIG. 3 is a third lock plate configuration diagram of a first embodiment of the present utility model;
FIG. 4 is a third lock plate according to the second embodiment of the present utility model;
FIG. 5 is a third lock plate configuration diagram of a third embodiment of the present utility model;
FIG. 6 is a third lock plate configuration diagram of a fourth embodiment of the present utility model;
FIG. 7 is a third lock plate configuration diagram of a fifth embodiment of the present utility model;
Fig. 8 is a structural view of a third locking plate according to a sixth embodiment of the present utility model.
The attached drawings are used for identifying and describing:
10. Inner sleeve 11, receiving chamber 12, key entry
13. Notch 14, limit slot 15 and spring positioning slot
20. First locking piece 21, second locking piece 22 and third locking piece
23. Center hole 24, guide coaming 25, blocking part
26. Limiting part 27, spring abutting part 30 and outer sleeve
40. Rear cover 50, first return spring 51, second return spring
52. And a third return spring.
Detailed Description
In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of description and to simplify the description, and do not indicate or imply that the positions or elements referred to must have specific directions, be configured and operated in specific directions, and thus should not be construed as limiting the present utility model.
In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood as appropriate by those of ordinary skill in the art.
As shown in fig. 1-3, a lock cylinder structure of a row-piece lock head comprises an outer sleeve 30, an inner sleeve 10 and a plurality of lock pieces, wherein the inner sleeve 10 is rotatably arranged in the outer sleeve 30, the inner sleeve 10 is provided with an axial accommodating cavity 11, the front end of the inner sleeve 10 is provided with a key inlet 12 communicated with the interior of the accommodating cavity 11, the rear end of the accommodating cavity 11 is provided with a rear opening, a rear cover 40 is arranged at the rear opening, the plurality of lock pieces are arranged in the accommodating cavity 11 in a stacked manner along the axial direction of the inner sleeve 10, the plurality of lock pieces are all provided with a central hole 23, the aperture of the central hole 23 of each lock piece is gradually reduced from front to back, a guide coaming 24 protruding forwards along the axial direction of the inner sleeve 10 is arranged on the lock piece farthest from the key inlet 12, the protruding height of the guide coaming 24 is not less than 2mm, and the outer side surface of the guide coaming 24 is in sliding connection with the inner side surface of the accommodating cavity 11. In practical applications, the protruding height of the guide coaming 24 needs to be set according to the internal space of the accommodating cavity 11.
Specifically, the two opposite sides of the locking pieces are respectively provided with a blocking portion 25 extending radially outwards, the inner sleeve 10 is provided with a notch 13 for the blocking portion 25 of the locking piece to extend out of the inner sleeve 10, and the length direction of the notch 13 is parallel to the axial direction of the inner sleeve 10. At least one of the locking plates is provided with a limiting part 26 extending radially outwards on two opposite sides, a limiting groove 14 corresponding to the limiting part 26 is arranged on the inner side surface of the accommodating cavity 11, the length direction of the limiting groove 14 is parallel to the axial direction of the inner sleeve 10, and the width of the guide coaming 24 is larger than that of the limiting groove 14.
In the utility model, the locking plate comprises a first locking plate 20, a second locking plate 21 and a third locking plate 22 which are sequentially arranged from the front end of the accommodating cavity 11 to the rear end of the accommodating cavity 11, a guide coaming 24 is arranged on the third locking plate 22, and a limiting part 26 extending outwards in the radial direction is arranged on each of the first locking plate 20 and the second locking plate 21. The inner sleeve 10 is further provided with a first reset spring 50, a second reset spring 51 and a third reset spring 52 which reset the first lock plate 20, the second lock plate 21 and the third lock plate 22 respectively, the inner sleeve 10 is provided with a spring positioning groove 15 corresponding to the first reset spring 50 and the second reset spring 51 respectively, and the first lock plate 20 and the second lock plate 21 are respectively provided with a spring abutting part 27 extending into the spring positioning groove 15. It should be understood that, in practical applications, the number of locking pieces may be increased or decreased as required, and is not limited to three locking pieces, and the limiting portion 26 may be provided on only one locking piece, or may be provided on a plurality of locking pieces.
As shown in fig. 2 and 3, in the first embodiment, two guide coamings 24 are provided on the third locking plate 22, the two guide coamings 24 are annularly distributed, the width of each guide coaming 24 is greater than the width of the limiting groove 14, a gap is formed between adjacent guide coamings 24, and the position of the gap corresponds to the blocking portion 25. It should be understood that the number of guide enclosures 24 may also be provided as desired.
As shown in fig. 4, the second embodiment of the present utility model is different from the above embodiment in that the guide coaming 24 on the third locking piece 22 is arranged in a closed loop. By arranging the guide coaming 24 in a closed ring shape, the contact area between the guide coaming 24 and the accommodating cavity 11 is further increased, and the guide stability is improved.
As shown in fig. 5 and 6, the third and fourth embodiments of the present utility model are different from the second embodiment in that the guide fence 24 on the third locking piece 22 has an extension portion extending to the blocking portion 25, and a side surface of the extension portion is slidably connected to the inner side wall of the notch 13.
As shown in fig. 7, the fifth embodiment of the present utility model is different from the above embodiment in that the third locking piece 22 and the guide coaming 24 on the third locking piece 22 are different in shape.
As shown in fig. 8, the sixth embodiment of the present utility model is different from the above-described embodiment in that the guide fence 24 on the third lock piece 22 is formed by thickening the lock piece.
The shape of the guide coaming 24 in the utility model is required to be set according to the shape of the accommodating cavity 11, and the guide coaming is arranged in a circular shape as shown in the embodiment II, the embodiment III and the embodiment IV; as shown in the fifth and sixth embodiments, the guide fence is provided in an elliptical shape. It should be understood that in practical applications, the guiding coaming may be provided with other shapes such as square, triangle, and special-shaped.
To sum up, through set up the protruding direction bounding wall that stretches along the axial of inner skleeve on the locking plate that is farthest from the key entry, increased spacing area to the accessible direction bounding wall is led spacingly with the inner wall cooperation of holding chamber to the activity of locking plate, avoids this locking plate to go out to crooked condition, avoids the card to die, improves the smoothness nature of unblanking.
The foregoing description is only a preferred embodiment of the present utility model, and is not intended to limit the present utility model, so any modifications, equivalents, improvements, etc. of the above embodiments according to the present utility model are still within the scope of the present utility model.
Claims (10)
1. The utility model provides a lock core structure of row's piece formula tapered end, includes inner skleeve and a plurality of locking plate, and a plurality of locking plates all have the centre bore, the inner skleeve has axial accommodation chamber, the front end of inner skleeve has the key entry with the inside intercommunication of accommodation chamber, a plurality of the locking plate is arranged in the accommodation intracavity along the axial range upon range of inner skleeve, its characterized in that: the locking plate furthest from the key inlet is provided with a guide coaming protruding along the axial direction of the inner sleeve, and the outer side surface of the guide coaming is in sliding connection with the inner side surface of the accommodating cavity.
2. The lock cylinder structure of the flat panel type lock head according to claim 1, wherein: the locking plate comprises a plurality of locking plates, wherein the opposite sides of the locking plates are respectively provided with a blocking part extending outwards in the radial direction, the inner sleeve is provided with a notch for the blocking parts of the locking plates to extend out of the inner sleeve, and the length direction of the notch is parallel to the axial direction of the inner sleeve.
3. The lock cylinder structure of the flat panel type lock head according to claim 1, wherein: at least one of the opposite sides of the locking plate are provided with limiting parts extending outwards in the radial direction, the inner side surface of the accommodating cavity is provided with limiting grooves corresponding to the limiting parts, the length direction of each limiting groove is parallel to the axial direction of the inner sleeve, and the width of the guide coaming is larger than that of each limiting groove.
4. The lock cylinder structure of the flat panel type lock head according to claim 1, wherein: the guide coaming protrudes forwards along the axial direction of the inner sleeve, and the protruding height of the guide coaming is not less than 2mm.
5. A lock cylinder structure of a flat panel type lock head according to claim 3, wherein: the guide coaming is at least provided with two, the width of each guide coaming is larger than that of the limit groove, and a notch is formed between every two adjacent guide coamings.
6. The lock cylinder structure of the flat panel type lock head according to claim 2, wherein: the guide coaming is arranged in a closed loop mode.
7. The lock cylinder structure of the flat panel type lock head according to claim 6, wherein: the guide coaming is provided with an extension part extending to the blocking part, and the side surface of the extension part is in sliding connection with the inner side wall of the notch.
8. The lock cylinder structure of the flat panel type lock head according to claim 6, wherein: the coaming is formed by thickening a locking plate.
9. A lock cylinder structure of a flat panel type lock head according to claim 3, wherein: the locking plate includes first locking plate, second locking plate and the third locking plate of arranging in proper order from the front end in holding chamber to the rear end in holding chamber, be equipped with the direction bounding wall on the third locking plate, first locking plate and second locking plate all are equipped with radial outside spacing portion that extends.
10. The lock cylinder structure of the flat panel type lock head according to claim 1, wherein: the inner sleeve is rotatably arranged in the outer sleeve, the rear end of the accommodating cavity is provided with a rear opening, and a rear cover is arranged at the rear opening.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322428948.4U CN220889824U (en) | 2023-09-06 | 2023-09-06 | Lock core structure of row-sheet type lock head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322428948.4U CN220889824U (en) | 2023-09-06 | 2023-09-06 | Lock core structure of row-sheet type lock head |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220889824U true CN220889824U (en) | 2024-05-03 |
Family
ID=90836857
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322428948.4U Active CN220889824U (en) | 2023-09-06 | 2023-09-06 | Lock core structure of row-sheet type lock head |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220889824U (en) |
-
2023
- 2023-09-06 CN CN202322428948.4U patent/CN220889824U/en active Active
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