CN220747933U - Length-adjustable lock cylinder - Google Patents
Length-adjustable lock cylinder Download PDFInfo
- Publication number
- CN220747933U CN220747933U CN202322430550.4U CN202322430550U CN220747933U CN 220747933 U CN220747933 U CN 220747933U CN 202322430550 U CN202322430550 U CN 202322430550U CN 220747933 U CN220747933 U CN 220747933U
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- lock
- cylinder
- fixed cylinder
- core
- outer ring
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- 239000004579 marble Substances 0.000 claims abstract description 9
- 210000003813 thumb Anatomy 0.000 claims description 32
- 239000011258 core-shell material Substances 0.000 claims description 12
- 230000000149 penetrating effect Effects 0.000 claims description 4
- 239000000853 adhesive Substances 0.000 claims 1
- 230000001070 adhesive effect Effects 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 6
- 238000000034 method Methods 0.000 description 7
- 230000008569 process Effects 0.000 description 7
- 239000003814 drug Substances 0.000 description 4
- 239000013585 weight reducing agent Substances 0.000 description 4
- 229920000297 Rayon Polymers 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 239000000306 component Substances 0.000 description 2
- 239000008188 pellet Substances 0.000 description 2
- 238000013459 approach Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000008358 core component Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model relates to the technical field of lock cylinders, and particularly discloses a length-adjustable lock cylinder, which comprises two independent core shells, wherein lock bolts are arranged at the lower ends of the inner parts of the core shells, matched marble springs and matched marble springs are arranged at the upper ends of the inner parts of the core shells corresponding to the lock bolts, a poking wheel is arranged between the two lock bolts, small fixed barrels are fixed at two sides of the lower ends of the poking wheel, a middle sliding barrel is sleeved on the outer ring surface of the small fixed barrel in a sliding manner, and a large fixed barrel is sleeved on the outer ring surface of the middle sliding barrel; when a person installs the lock cylinder, the two core shells are pulled according to the thickness of the external door plate, so that the whole length of the lock cylinder can be adjusted, and the effect of adjusting the length of the lock cylinder is achieved.
Description
Technical Field
The utility model relates to the technical field of lock cylinders, in particular to a length-adjustable lock cylinder.
Background
The lock core is one of core components of the lockset, but because of different thickness sizes of different doors on the market, a plurality of lock cores with different specifications are arranged for adapting to the doors with different thicknesses, and therefore, the length adjustment requirement of the lock core is generated.
The prior application number is: 202220236885.5, lock core with adjustable length, including preceding lock body, back lock body and lie in the thumb wheel between preceding lock body and the back lock body, preceding lock body includes preceding lock shell and lock core spare one, the back lock body includes back lock shell and lock core spare two, be equipped with detachable regulation connecting piece between lock core spare one and the lock core spare two, be equipped with logical groove one in the preceding lock shell, be equipped with logical groove two in the back lock shell, it is equipped with the regulation connecting rod to go into in the interpolation of logical groove one, the other end extension of regulation connecting rod is inserted to go into groove two in, along the equidistant distribution of length direction of regulation connecting rod a plurality of pilot holes, all be equipped with the locating hole on the inner wall of logical groove one and logical groove two, the downthehole bolt that inserts is equipped with of locating, the bolt extends to the pilot hole internal fixation, be equipped with detachable extension lock body subassembly between preceding lock body and the back lock body.
In the using process of the technology, although the effect of adjusting the length of the lock cylinder to a certain extent is realized by changing adjusting connecting pieces or plug pieces with different lengths, in the practical use process, the components with different lengths are needed to be equipped for length adjustment, so that more adjusting components are needed to be additionally equipped, and personnel are not convenient enough to adjust the length of the technology, thereby the practicality of the technology is lower when the technology is used; therefore, in order to solve the above technical problems, we propose a lock cylinder with adjustable length.
Disclosure of Invention
The utility model aims to solve the defects in the prior art and provides a length-adjustable lock cylinder.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
the utility model provides a lock core of adjustable length, includes two independent core shells, the lock bolt is all installed to the inside lower extreme of core shell, the inside upper end of core shell corresponds the lock bolt and is equipped with matched with pellet shot from a slingshot and supporting pellet shot from a slingshot spring, be equipped with the thumb wheel between two lock bolts, the both sides of thumb wheel lower extreme all are fixed with little fixed cylinder, the outer ring face slip cap of little fixed cylinder is equipped with well sliding cylinder, the outer ring face cover of well sliding cylinder is equipped with big fixed cylinder, the one end that well sliding cylinder was kept away from to big fixed cylinder is fixed at adjacent lock bolt tip, all be equipped with matched with anti-drop arch between little fixed cylinder and the well sliding cylinder and between well sliding cylinder and the big fixed cylinder, little fixed cylinder, well sliding cylinder and big fixed cylinder cross-section all are the rectangle.
Preferably, the outer ring surface of the shifting wheel is sleeved with an elastic sleeve, and the outer ring surface of the elastic sleeve is a smooth surface.
Preferably, the inner side surface of the elastic sleeve is arranged on the outer ring surface of the poking wheel through viscose, and a weight reduction groove is formed in the poking wheel.
Preferably, one end, close to the thumb wheel, inside the small fixed cylinder is connected with a tension spring, and the other end of the tension spring sequentially penetrates through the middle sliding cylinder and the large fixed cylinder and is fixed at the end part of the lock bolt.
Preferably, the holding groove has all been seted up to the tip of the inside upper end of core shell, and equal slidable mounting has the limiting plate in two holding grooves, and the limiting plate extends to the outside one end interconnect of holding groove.
Preferably, one ends of the two limiting plates, which are close to each other, are respectively provided with a connecting groove and a connecting protrusion, and the connecting grooves and the connecting protrusions are connected through bolts.
Preferably, the upper side of the core shell far away from one end is provided with a penetrating groove, and the inner wall of the penetrating groove is a smooth surface.
The length-adjustable lock cylinder provided by the utility model has the beneficial effects that:
1: when the thickness of the external door plate is thicker, a person can pull the two core shells to each other, and in the process, the lock plunger pulls the middle sliding cylinder through the large fixed cylinder until the small fixed cylinder, the middle sliding cylinder and the large fixed cylinder are connected end to end in sequence; to sum up, under the mutually supporting of each spare part in this scheme for personnel when installing the lock core, according to the thickness of external door plant, stimulate two core shells, alright adjust the overall length of lock core, thereby realized the effect of lock core length adjustment, and because this scheme is used, need not to dismantle or change spare part alright carry out length adjustment, thereby just can realize lock core length adjustment effect compare with after need changing corresponding spare part in the traditional scheme, more convenient, more practical when this scheme is used.
2: according to the utility model, the elastic sleeve is sleeved on the outer ring surface of the thumb wheel, namely, when the thumb wheel is matched with an external lockset inner part, the thumb wheel cannot directly contact with the external part, namely, the thumb wheel is not easy to generate noise when being matched with the lockset inner part, so that the abrasion of the thumb wheel is further reduced; the weight reducing groove is formed in the shifting wheel, so that the cost of the shifting wheel is reduced, the acting force required to be applied by a person when the person rotates the medicine spoon is reduced, and the person can unlock the lock more easily; and because the tension springs are connected between the small fixed cylinder and the lock plunger together, namely, the poking wheel is pulled by the two tension springs, when the lock cylinder is used, the poking wheel is always positioned at the most middle part, namely, personnel control the poking wheel to be matched with corresponding parts in the lock.
Drawings
Fig. 1 is a schematic structural view of a length-adjustable lock cylinder according to the present utility model;
FIG. 2 is a schematic view of the inside of a cylinder housing of a length-adjustable lock cylinder according to the present utility model;
FIG. 3 is a schematic cross-sectional view of a length-adjustable lock cylinder according to the present utility model;
fig. 4 is a schematic diagram of the main structure of a length-adjustable lock cylinder according to the present utility model.
In the figure: 1. a core shell; 2. a lock bolt; 3. a marble; 4. spring; 5. a thumb wheel; 6. a small fixed cylinder; 7. a middle sliding cylinder; 8. a large fixed cylinder; 9. an anti-falling protrusion; 10. an elastic sleeve; 11. a weight reduction groove; 12. a tension spring; 13. a limiting plate; 14. a bolt; 15. and a groove is penetrated.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.
Example 1
Referring to fig. 1-4, a lock core with adjustable length comprises two independent core shells 1, wherein lock bolts 2 are installed at the lower ends of the inner parts of the core shells 1, matched marble 3 and matched marble springs 4 are arranged at the upper ends of the inner parts of the core shells 1 corresponding to the lock bolts 2, the marble 3 is arranged in a split type mode, one marble spring 4 positioned in the core shell 1 is positioned in the lock bolts 2, a thumb wheel 5 is arranged between the two lock bolts 2, both sides of the lower ends of the thumb wheel 5 are respectively fixed with a small fixed cylinder 6, an outer annular surface sliding sleeve of the small fixed cylinder 6 is provided with a middle sliding cylinder 7, one end, far away from the middle sliding cylinder 7, of the large fixed cylinder 8 is fixed at the end of the adjacent lock bolt 2, matched anti-falling protrusions 9 are arranged between the small fixed cylinder 6 and the middle sliding cylinder 7, and the cross sections of the small fixed cylinder 6, the middle sliding cylinder 7 and the large fixed cylinder 8 are rectangular.
Example 2
Referring to fig. 1 to 4, in the case where the other portions are the same as in embodiment 1, this embodiment differs from embodiment 1 in that:
the outer ring surface of the thumb wheel 5 is sleeved with the elastic sleeve 10, the outer ring surface of the elastic sleeve 10 is a smooth surface, and the arrangement of the elastic sleeve 10 can ensure that noise is not easy to be generated between the two parts when the thumb wheel 5 rotates and pushes the parts in the external lockset; the inner side surface of the elastic sleeve 10 is arranged on the outer ring surface of the poking wheel 5 through viscose, a weight reduction groove 11 is formed in the poking wheel 5, and the weight of the poking wheel 5 is reduced due to the arrangement of the weight reduction groove 11, namely, the cost of the poking wheel 5 is reduced, and the labor is saved when a person rotates a medicine spoon; one end, close to the thumb wheel 5, of the small fixed cylinder 6 is connected with a tension spring 12, the other end of the tension spring 12 sequentially penetrates through the middle sliding cylinder 7 and the large fixed cylinder 8 and is fixed at the end parts of the lock bolts 2, and the tension spring 12 ensures that the thumb wheel 5 is always positioned at the middle points of the two lock bolts 2 when in use, so that personnel can conveniently control the thumb wheel 5 to be matched with parts in an external lockset; the end parts of the upper ends inside the core shells 1 are provided with accommodating grooves, limiting plates 13 are slidably arranged in the two accommodating grooves, one ends, extending to the outer parts of the accommodating grooves, of the limiting plates 13 are connected with each other, and the arrangement of the limiting plates 13 is convenient for keeping the stability of the two core shells 1; the one end that two limiting plates 13 are close to each other is equipped with spread groove and connection arch respectively, is connected through bolt 14 between spread groove and the connection arch, and the upside that core shell 1 kept away from one end each other is equipped with wears to establish groove 15, wears to establish the inner wall in groove 15 and is smooth surface, wears to establish the setting in groove 15, and when being convenient for personnel's installation lock core, holds later core shell 1.
The use principle and the advantages are that: in the use process of the lock, the two core shells 1 are respectively arranged at two sides of an external lock, namely, the two core shells 1 are respectively arranged at the inner side and the outer side of an external door, namely, personnel can rotate one lock bolt 2 through a medicine spoon at the inner side and the outer side of the door, and when the lock bolt 2 rotates, the lock bolt 2 drives the thumb wheel 5 to synchronously rotate, and further, corresponding parts inside the external lock can be driven through the rotation of the thumb wheel 5, so that unlocking is realized; in the process, as the lock bolts 2 are connected with the thumb wheel 5 through three cylinders which are connected end to end, and the cylinders are connected with each other in a sliding way, namely when the thickness of an external door plate is thinner, a person approaches the two core shells 1 to each other, at the moment, the lock bolts 2 push the middle sliding cylinder 7 through the large fixed cylinder 8 until the large fixed cylinder 8 and the middle sliding cylinder 7 are sleeved outside the small fixed cylinder 6 in sequence, and at the moment, the lock cylinder can be suitable for being installed and used by the door plate with thinner thickness; when the thickness of the external door plate is thicker, a person can pull the two core shells 1 mutually, and in the process, the lock plunger 2 pulls the centering sliding cylinder 7 through the large fixed cylinder 8 until the small fixed cylinder 6, the middle sliding cylinder 7 and the large fixed cylinder 8 are connected end to end in sequence; to sum up, under the mutually supporting of each spare part in this scheme for personnel when installing the lock core, according to the thickness of external door plant, to pulling two core shells 1, alright adjust the overall length of lock core, thereby realized the effect of lock core length adjustment, and because this scheme is used, need not to dismantle or change spare part alright carry out length adjustment, thereby just can realize lock core length adjustment effect compare with after need changing corresponding spare part in the traditional scheme, more convenient, more practical during this scheme use.
Further, in the above process, since the outer ring surface of the thumb wheel 5 is sleeved with the elastic sleeve 10, that is, when the thumb wheel 5 is matched with an external part in the lockset, the thumb wheel 5 cannot directly contact with the external part, that is, noise is not easy to be generated when the thumb wheel 5 is matched with the internal part of the lockset, and abrasion of the thumb wheel 5 is further reduced; the weight-reducing groove 11 is formed in the poking wheel 5, so that the cost of the poking wheel 5 is reduced, the acting force required to be applied by a person when the person rotates the medicine spoon is reduced, and the person can unlock the lock more easily; and because the tension springs 12 are commonly connected between the small fixed cylinder 6 and the lock plunger 2, namely, the pulling mode of the two tension springs 12 to the thumb wheel 5 is adopted, when the lock core is used, the thumb wheel 5 is always at the most middle part, namely, personnel control the thumb wheel 5 to be matched with corresponding parts in the lock.
The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.
Claims (7)
1. The utility model provides a lock core of adjustable length, includes two independent core shells (1), a serial communication port, lock plunger (2) are all installed to the inside lower extreme of core shell (1), lock plunger (2) are equipped with matched with marble (3) and supporting marble spring (4) corresponding to the inside upper end of core shell (1), be equipped with thumb wheel (5) between two lock plungers (2), both sides of thumb wheel (5) lower extreme all are fixed with little fixed cylinder (6), the outer ring face slip cap of little fixed cylinder (6) is equipped with well sliding cylinder (7), the outer ring face cover of well sliding cylinder (7) is equipped with big fixed cylinder (8), the one end that well sliding cylinder (7) was kept away from to big fixed cylinder (8) is fixed in adjacent lock plunger (2) tip, all be equipped with matched with anti-drop arch (9) between little fixed cylinder (6) and well sliding cylinder (7) and big fixed cylinder (8), little fixed cylinder (7) and big fixed cylinder (8) cross-section all are the rectangle.
2. The length-adjustable lock cylinder according to claim 1, wherein the outer ring surface of the thumb wheel (5) is sleeved with an elastic sleeve (10), and the outer ring surface of the elastic sleeve (10) is a smooth surface.
3. The length-adjustable lock cylinder according to claim 2, wherein the inner side surface of the elastic sleeve (10) is mounted on the outer ring surface of the dial wheel (5) through adhesive, and a weight-reducing groove (11) is formed in the dial wheel (5).
4. The lock cylinder with adjustable length according to claim 1, wherein one end, close to the thumb wheel (5), of the small fixed cylinder (6) is connected with a tension spring (12), and the other end of the tension spring (12) sequentially passes through the middle sliding cylinder (7) and the large fixed cylinder (8) and is fixed at the end part of the lock bolt (2).
5. The lock cylinder with adjustable length according to claim 1, wherein the end parts of the upper end inside the core shell (1) are provided with accommodating grooves, limiting plates (13) are slidably arranged in the two accommodating grooves, and one ends of the limiting plates (13) extending to the outer parts of the accommodating grooves are connected with each other.
6. A lock cylinder according to claim 5, characterized in that the two limiting plates (13) are provided with a connecting groove and a connecting protrusion at their ends close to each other, respectively, the connecting groove and the connecting protrusion being connected by means of a bolt (14).
7. The lock core with adjustable length according to claim 1, wherein the upper side of the end of the core shell (1) far away from each other is provided with a penetrating groove (15), and the inner wall of the penetrating groove (15) is a smooth surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322430550.4U CN220747933U (en) | 2023-09-07 | 2023-09-07 | Length-adjustable lock cylinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322430550.4U CN220747933U (en) | 2023-09-07 | 2023-09-07 | Length-adjustable lock cylinder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220747933U true CN220747933U (en) | 2024-04-09 |
Family
ID=90558809
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322430550.4U Active CN220747933U (en) | 2023-09-07 | 2023-09-07 | Length-adjustable lock cylinder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220747933U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN119777645A (en) * | 2024-12-31 | 2025-04-08 | 中山市基信锁芯有限公司 | Lock core extension piece and lock |
-
2023
- 2023-09-07 CN CN202322430550.4U patent/CN220747933U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN119777645A (en) * | 2024-12-31 | 2025-04-08 | 中山市基信锁芯有限公司 | Lock core extension piece and lock |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |