CN215760978U - Lock with high waterproof grade - Google Patents
Lock with high waterproof grade Download PDFInfo
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- CN215760978U CN215760978U CN202122241429.8U CN202122241429U CN215760978U CN 215760978 U CN215760978 U CN 215760978U CN 202122241429 U CN202122241429 U CN 202122241429U CN 215760978 U CN215760978 U CN 215760978U
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- cover plate
- lock cylinder
- rubber layer
- sealing rubber
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Abstract
The utility model relates to a lock with high waterproof grade, which comprises a lock core shell, wherein an installation cavity is formed in the lock core shell, a lock core is arranged in the installation cavity, a cover plate assembly is arranged on the front side of the lock core shell, the cover plate assembly comprises a lock core outer side cover plate, a side fixing ring and a movable inner cover plate, the movable inner cover plate is abutted against the front end of the lock core, the side fixing ring is in threaded connection with the front end of the outer side wall of the lock core shell, the lock core outer side cover plate covers the front end of the lock core shell, the movable inner cover plate is tightly attached to the lock core outer side cover plate, a key hole is formed in the movable inner cover plate, a circular hole for leaking the key hole is formed in the lock core outer side cover plate, a sealing rubber layer is arranged on the rear end face of the movable inner cover plate, a key corresponding to the key hole is cut in the sealing rubber layer and inserted into a gap, and moisture is difficult to enter into the lock core, the lock core can also work normally in winter.
Description
Technical Field
The utility model relates to the technical field of locks, in particular to a lock with high waterproof grade.
Background
The tool to lock is common article in the life, and its lock core waterproof grade of current tool to lock is low, and moisture gets into the lock core from the key hole easily in, winter in the north, the inside moisture that enters into the lock core can freeze to lead to the unable normal work of lock core.
SUMMERY OF THE UTILITY MODEL
The utility model provides a lock with high waterproof grade, which makes moisture difficult to enter a lock cylinder, ensures that the lock cylinder can normally work in winter and solves the problems existing in the use process in the prior art.
The technical scheme of the utility model is realized as follows: a lock with high waterproof grade comprises a lock core shell, wherein an installation cavity is arranged in the lock core shell, a lock core is arranged in the installation cavity, the front side of the lock cylinder shell is provided with a cover plate component, the cover plate component comprises a lock cylinder outer side cover plate, a side fixing ring and a movable inner cover plate, the movable inner cover plate covers the front end of the lock core, the side fixing ring is in threaded connection with the front side of the outer side wall of the lock core shell, the lock core outer side cover plate covers the front end of the lock core shell, the edge of the lock core outer side cover plate is bent backwards and clamped on the side fixing ring, the movable inner cover plate is tightly attached to the rear end surface of the lock cylinder outer side cover plate, a key hole is formed in the movable inner cover plate, the lock core outer side cover plate is provided with a circular hole for leaking a key hole, the rear end face of the movable inner cover plate is provided with a sealing rubber layer, and a key insertion gap corresponding to the key hole is cut in the sealing rubber layer.
Preferably, the rear end face of the sealing rubber layer is further provided with a pressing plate and a pressing mechanism, the pressing plate corresponds to the key hole and can completely cover the key hole, and the pressing mechanism is used for enabling the pressing plate to be pressed on the sealing rubber layer when a key is not inserted into the key hole.
Preferably, hold-down mechanism includes axis of rotation, torsional spring, articulated arm and fixed plate, articulated arm fixed connection is on one side of clamp plate, the articulated arm rotates to be connected in the axis of rotation, axis of rotation fixed connection is on the fixed plate, the fixed plate passes sealing rubber layer fixed connection and laps in the activity, the torsional spring cover is established and is used for holding the clamp plate pressure in the sealing rubber layer in the axis of rotation.
Preferably, the torsion spring comprises a first torsion arm and a second torsion arm, the first torsion arm bends at 90 degrees and abuts against the sealing rubber layer, and the second torsion arm presses the pressing plate.
Preferably, the second torque arm is fixedly connected with a pressing strip, the pressing strip is wound into an oval shape, and the pressing strip is pressed on the pressing plate.
Preferably, the sealing rubber layer is made of ethylene propylene diene monomer, and the sealing rubber layer is fixed on the movable inner cover plate through 3M glue.
Preferably, an annular groove is formed in the outer side of the lock cylinder, a waterproof sealing ring is arranged on the annular groove, and the waterproof sealing ring is abutted between the lock cylinder and the lock cylinder shell.
Preferably, the installation cavity is rotatably connected with a lock rod connecting shaft, the lock rod connecting shaft is arranged on the rear side of the lock cylinder, a spring is arranged between the lock rod connecting shaft and the lock cylinder, and the rear end of the lock rod connecting shaft penetrates through the lock cylinder shell and is connected with a lock rod.
In conclusion, the beneficial effects of the utility model are as follows:
1. according to the utility model, the sealing rubber layer is arranged on the movable inner cover plate, the sealing rubber layer is provided with a key insertion gap corresponding to the key hole, when a key is inserted, the key is inserted from the key hole on the movable inner cover plate and penetrates through the sealing rubber layer through the key insertion gap to enter the lock cylinder, the key insertion gap is expanded after the key is inserted, and the key is reduced or even closed after the key is pulled out, so that moisture can be effectively prevented from entering the lock cylinder, and the lock cylinder can normally work in winter.
2. The pressing plate can be pressed on the sealing rubber layer through the pressing mechanism when a key is not inserted into the key hole, and the pressing plate corresponds to the key hole and can completely cover the key hole, so that moisture can be effectively prevented from entering the lock cylinder, and the waterproofness of the lock cylinder is enhanced.
3. The sealing rubber layer made of the ethylene propylene diene monomer material has low density, high filling property and good elasticity, so that when a key is not inserted into the key insertion gap, the key insertion gap can be closed, and moisture cannot enter the key.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a front view of the present invention;
FIG. 3 is a cross-sectional view taken along line A-A of FIG. 2;
FIG. 4 is an exploded view of the structure of the present invention;
FIG. 5 is a schematic view of the rear side of the movable inner cover plate according to the present invention;
fig. 6 is a schematic view of the structure of fig. 5 with the pressure plate removed.
In the figure: 1. a lock cylinder housing; 2. a mounting cavity; 3. a lock cylinder; 4. a lock cylinder outer side cover plate; 5. a side fixing ring; 6. a movable inner cover plate; 7. a key hole; 8. a circular hole; 9. a sealing rubber layer; 10. a key is inserted into the slot; 11. pressing a plate; 12. a rotating shaft; 13. a torsion spring; 14. an articulated arm; 15. a fixing plate; 16. a first torque arm; 17. a second torque arm; 18. pressing the holding strip; 19. an annular groove; 20. a waterproof sealing ring; 21. a lock rod connecting shaft; 22. a spring; 23. a locking bar.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to fig. 1 to 6 in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example (b):
as shown in fig. 1 to 6, the utility model discloses a lock with high waterproof grade, which comprises a lock cylinder shell 1, wherein an installation cavity 2 is arranged in the lock cylinder shell 1, a lock cylinder 3 is arranged in the installation cavity 2, a cover plate assembly is arranged on the front side of the lock cylinder shell 1, the cover plate assembly comprises a lock cylinder outer side cover plate 4, a side fixing ring 5 and a movable inner cover plate 6, the movable inner cover plate 6 is covered on the front end of the lock cylinder 3, the side fixing ring 5 is in threaded connection with the front side of the outer side wall of the lock cylinder shell 1, the lock cylinder outer side cover plate 4 is covered on the front end of the lock cylinder shell 1, the edge of the lock cylinder outer side cover plate 4 is bent backwards and clamped on the side fixing ring 5, the movable inner cover plate 6 is tightly attached on the rear end surface of the lock cylinder outer side cover plate 4, a key hole 7 is arranged on the movable inner cover plate 6, a circular hole 8 for leaking the key hole 7 is arranged on the lock cylinder outer side cover plate 4, the rear end face of the movable inner cover plate 6 is provided with a sealing rubber layer 9, the sealing rubber layer 9 is cut with a key insertion gap 10 corresponding to the key hole 7, when a key is inserted, the key is inserted from the key hole 7 on the movable inner cover plate 6 and enters the lock cylinder 3 through the key insertion gap 10 penetrating through the sealing rubber layer 9, the key insertion gap 10 can be expanded after the key is inserted, and can be reduced or even closed after the key is pulled out, so that moisture can be effectively prevented from entering the lock cylinder 3, and the lock cylinder 3 can normally work in winter.
In order to further improve the waterproof performance of the key hole 7, a pressing plate 11 and a pressing mechanism are further arranged on the rear end face of the sealing rubber layer 9, the pressing plate 11 corresponds to the key hole 7 and can completely cover the key hole 7, and the pressing mechanism is used for pressing the pressing plate 11 on the sealing rubber layer 9 when a key is not inserted into the key hole 7.
Wherein, hold-down mechanism includes axis of rotation 12, torsional spring 13, articulated arm 14 and fixed plate 15, articulated arm 14 fixed connection is on one side of clamp plate 11, articulated arm 14 rotates to be connected on axis of rotation 12, axis of rotation 12 fixed connection is on fixed plate 15, fixed plate 15 passes on movable inner cover plate 6 of sealing rubber layer 9 fixed connection, torsional spring 13 cover is established and is used for holding pressing plate 11 on sealing rubber layer 9 in axis of rotation 12.
Specifically, the torsion spring 13 includes a first torsion arm 16 and a second torsion arm 17, the first torsion arm 16 is bent by 90 degrees and abuts against the sealing rubber layer 9, the second torsion arm 17 presses the pressing plate 11, a pressing strip 18 is fixedly connected to the second torsion arm 17, the pressing strip 18 is wound into an elliptical shape, the pressing strip 18 is pressed against the pressing plate 11, and the torsion spring 13 can better press the pressing plate 11 against the sealing rubber layer 9 through the pressing strip 18.
In the utility model, the sealing rubber layer 9 is made of ethylene propylene diene monomer, has low density, high filling property and better elasticity, so that when a key is not inserted into the key insertion gap, the sealing rubber layer can close the key insertion gap, so that moisture cannot enter, and the sealing rubber layer 9 is fixed on the movable inner cover plate 6 through 3M glue, so that the sealing rubber layer is firm and reliable.
In the utility model, the outer side of the lock cylinder 3 is provided with an annular groove 19, the annular groove 19 is provided with a waterproof sealing ring 20, the waterproof sealing ring 20 is abutted between the lock cylinder 3 and the lock cylinder shell 1, and the waterproof sealing ring 20 can prevent moisture from entering between the lock cylinder 3 and the lock cylinder shell 1.
In the utility model, a lock rod connecting shaft 21 is rotatably connected in the installation cavity 2, the lock rod connecting shaft 21 is arranged on the rear side of the lock cylinder 3, a spring 22 is arranged between the lock rod connecting shaft 21 and the lock cylinder 3, the spring 22 can press the lock cylinder 3 on the movable inner cover plate 6 and press the movable inner cover plate 6 on the movable inner cover plate 6, and the rear end of the lock rod connecting shaft 21 penetrates out of the lock cylinder shell 1 and is connected with a lock rod 23.
Meanwhile, the utility model also points out terms such as: the terms "front," "back," "vertical," "horizontal," and the like, as used herein, are intended to refer to an orientation or positional relationship as shown in the drawings for convenience in describing the utility model and in order to simplify the description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are not to be construed as limiting the scope of the utility model.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (8)
1. The utility model provides a lock of high waterproof grade, includes lock core housing (1), it has installation cavity (2), its characterized in that to open in lock core housing (1): the lock cylinder is characterized in that a lock cylinder (3) is arranged in the installation cavity (2), a cover plate assembly is arranged on the front side of the lock cylinder shell (1), the cover plate assembly comprises a lock cylinder outer cover plate (4), a side fixing ring (5) and a movable inner cover plate (6), the movable inner cover plate (6) covers the front end of the lock cylinder (3), the side fixing ring (5) is in threaded connection with the front side of the outer side wall of the lock cylinder shell (1), the lock cylinder outer cover plate (4) covers the front end of the lock cylinder shell (1), the edge of the lock cylinder outer cover plate (4) is bent backwards and clamped on the side fixing ring (5), the movable inner cover plate (6) is tightly attached to the rear end face of the lock cylinder outer cover plate (4), a key hole (7) is formed in the movable inner cover plate (6), a circular hole (8) for leaking of the key hole (7) is formed in the lock cylinder outer cover plate (4), and a sealing rubber layer (9) is arranged on the rear end face of the movable inner cover plate (6), and a key insertion gap (10) corresponding to the key hole (7) is cut in the sealing rubber layer (9).
2. A lock with high water resistance according to claim 1, characterized in that: the rear end face of the sealing rubber layer (9) is further provided with a pressing plate (11) and a pressing mechanism, the pressing plate (11) corresponds to the key hole (7) and can completely cover the key hole (7), and the pressing mechanism is used for enabling the pressing plate (11) to be pressed on the sealing rubber layer (9) when a key is not inserted into the key hole (7).
3. A lock with high water resistance according to claim 2, characterized in that: hold-down mechanism includes axis of rotation (12), torsional spring (13), articulated arm (14) and fixed plate (15), articulated arm (14) fixed connection is on one side of clamp plate (11), articulated arm (14) rotate to be connected on axis of rotation (12), axis of rotation (12) fixed connection is on fixed plate (15), fixed plate (15) pass sealing rubber layer (9) fixed connection on activity inner cover board (6), torsional spring (13) cover is established and is used for holding clamp plate (11) pressure on sealing rubber layer (9) on axis of rotation (12).
4. A lock with high water resistance according to claim 3, characterized in that: the torsion spring (13) comprises a first torsion arm (16) and a second torsion arm (17), the first torsion arm (16) bends at 90 degrees and abuts against the sealing rubber layer (9), and the second torsion arm (17) presses the pressing plate (11).
5. A lock with high water resistance level according to claim 4, characterized in that: fixedly connected with presses holding strip (18) on second torque arm (17), press holding strip (18) and wind into oval-shaped, press holding strip (18) and press and hold on clamp plate (11).
6. A lock with high water resistance according to claim 1, characterized in that: the sealing rubber layer (9) is made of ethylene propylene diene monomer, and the sealing rubber layer (9) is fixed on the movable inner cover plate (6) through 3M glue.
7. A lock with high water resistance according to claim 1, characterized in that: an annular groove (19) is formed in the outer side of the lock cylinder (3), a waterproof sealing ring (20) is arranged on the annular groove (19), and the waterproof sealing ring (20) is abutted between the lock cylinder (3) and the lock cylinder shell (1).
8. A lock with high water resistance according to claim 1, characterized in that: the lock rod connecting shaft (21) is rotationally connected in the mounting cavity (2), the lock rod connecting shaft (21) is arranged on the rear side of the lock cylinder (3), a spring (22) is arranged between the lock rod connecting shaft (21) and the lock cylinder (3), and the rear end of the lock rod connecting shaft (21) penetrates through the lock cylinder shell (1) and is connected with a lock rod (23).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122241429.8U CN215760978U (en) | 2021-09-15 | 2021-09-15 | Lock with high waterproof grade |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122241429.8U CN215760978U (en) | 2021-09-15 | 2021-09-15 | Lock with high waterproof grade |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215760978U true CN215760978U (en) | 2022-02-08 |
Family
ID=80088034
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122241429.8U Active CN215760978U (en) | 2021-09-15 | 2021-09-15 | Lock with high waterproof grade |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215760978U (en) |
-
2021
- 2021-09-15 CN CN202122241429.8U patent/CN215760978U/en active Active
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