Front lock clutch structure and door lock

Abstract

The utility model discloses a front lock clutch structure and a door lock. The front lock clutch structure comprises a lock seat, a linkage seat, a clutch seat and a driving assembly. A through groove through which the square rod can penetrate is formed in the lock seat; the linkage seat is rotationally arranged in the lock seat and is in butt joint with the square rod; the clutch seat is arranged in the lock seat and can rotate along with the lock seat, and a plurality of butt joint grooves are formed in the clutch seat; the driving assembly is arranged in the lock seat and can rotate along with the lock seat, a plug pin is movably arranged on the driving assembly, and the driving assembly can drive the plug pin to be inserted into the butt joint groove so that the linkage seat and the square rod can rotate along with the lock seat; or the driving assembly can drive the plug pin to be pulled away from the butt joint groove so that the lock seat can idle; through the structure, the structure of the clutch structure can be simplified, the assembly difficulty of the clutch structure can be reduced, and the clutch structure has very good practicability.

Description

Technical Field

[0001] The utility model relates to the field of door locks, in particular to a front lock clutch structure and a door lock. Background Art

[0002] Door locks are indispensable tools in production and life, which can protect the life and property safety of users. Clutch structures are arranged on door locks. When the door lock is in a locked state, the clutch structure and the square rod are in a clutch state. When the door lock is in an unlocked state, the clutch structure and the square rod are in a linkage state. Specifically, the clutch structure includes a driving assembly, a clutch seat and a linkage seat. The driving assembly and the clutch seat are assembled on the lock body. The linkage seat is connected to one end of the square rod. The clutch seat and the linkage seat are connected together by a torsion spring. When in use, the latch on the driving assembly is inserted into the clutch seat and the linkage seat, so that the linkage seat can rotate with the clutch seat, so that the door lock can be unlocked smoothly. However, in the clutch structure of this structure, there is no connecting structure between the driving assembly and the lock seat, and there is a complex connecting structure between the linkage seat and the clutch seat to form a whole, and even a torsion spring is needed to achieve reset, which makes the assembly process of the door lock very cumbersome and difficult to assemble. Therefore, a front lock clutch structure and a door lock are urgently needed to solve the above problems. Utility Model Content

[0003] The utility model aims to solve at least one of the technical problems existing in the prior art. To this end, the utility model proposes a front lock clutch structure and a door lock.

[0004] The technical solution adopted by an embodiment of the utility model to solve the technical problem is: a front lock clutch structure, including a lock seat, a linkage seat, a clutch seat and a drive assembly;

[0005] The lock seat is provided with a through slot through which the square rod can pass;

[0006] The linkage seat is rotatably arranged in the lock seat and docked with the square rod;

[0007] The clutch seat is installed in the lock seat and can rotate with the lock seat, and a plurality of docking grooves are arranged on the clutch seat;

[0008] The driving component is installed in the lock seat and can rotate with the lock seat. A pin is movably provided on the driving component. The driving component can drive the pin to be inserted into the docking groove so that the linkage seat and the square rod rotate with the lock seat; or the driving component can drive the pin to be withdrawn from the docking groove so that the lock seat can rotate idly.

[0009] As one of the preferred embodiments of the utility model, the driving assembly includes a seat body, a motor, a reduction gear set, a screw rod and a sliding seat;

[0010] The motor is arranged on the seat body;

[0011] One end of the reduction gear set is connected to the output shaft of the motor;

[0012] The screw rod is rotatably arranged on the seat body and connected to the other end of the reduction gear set;

[0013] The sliding seat is threadedly connected to the screw rod, and one end of the latch is connected to the sliding seat;

[0014] The motor can drive the sliding seat and the latch to reciprocate through the reduction gear set and the screw rod.

[0015] As one of the preferred embodiments of the utility model, the sliding seat is provided with an abutment portion cooperating with the mechanical lock core, so that the mechanical lock core drives the sliding seat to drive the bolt to be inserted into the docking groove or to be withdrawn from the docking groove.

[0016] As one of the preferred embodiments of the present utility model, the clutch seat is connected to the lock seat via a first detachable structure.

[0017] As one of the preferred embodiments of the present utility model, the first detachable structure is configured as a first bolt connection structure.

[0018] As one of the preferred embodiments of the present utility model, the drive assembly is connected to the lock seat via a second detachable structure.

[0019] As one of the preferred embodiments of the present utility model, the second detachable structure is configured as a second bolt connection structure.

[0020] As one of the preferred embodiments of the utility model, four docking grooves are provided and are spaced apart along the circumference of the linkage seat.

[0021] As one of the preferred embodiments of the present utility model, a control board and a fingerprint recognition module electrically connected to the control board are arranged in the lock seat, and the driving component is electrically connected to the control board.

[0022] A door lock comprises the front lock clutch structure.

[0023] The beneficial effects of the utility model include: a front lock clutch structure and a door lock, the front lock clutch structure comprising a lock seat, a linkage seat, a clutch seat and a driving assembly; a through groove is provided on the lock seat and can be passed through by a square rod; the linkage seat is rotatably arranged in the lock seat and docked with the square rod; the clutch seat is installed in the lock seat and can rotate with the lock seat, and a plurality of docking grooves are provided on the clutch seat; the driving assembly is installed in the lock seat and can rotate with the lock seat, a latch is movably provided on the driving assembly, and the driving assembly can drive the latch to be inserted in the docking groove so that the linkage seat and the square rod rotate with the lock seat; or the driving assembly can drive the latch to be withdrawn from the docking groove so that the lock seat idles; through the above structure, not only the structure of the clutch structure can be simplified, but also the assembly difficulty of the clutch structure can be reduced, and it has very good practicality. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] The above and / or additional aspects and advantages of the present invention will become apparent and easily understood from the description of the embodiments in conjunction with the following drawings, in which:

[0025] Figure 1 It is a structural schematic diagram of a front lock clutch structure;

[0026] Figure 2 It is an exploded view of a front lock clutch structure;

[0027] Figure 3 It is a partial structural schematic diagram of a front lock clutch structure. DETAILED DESCRIPTION

[0028] This section will describe in detail the specific embodiments of the utility model. The preferred embodiments of the utility model are shown in the accompanying drawings. The purpose of the accompanying drawings is to supplement the description of the text part of the specification with graphics, so that people can intuitively and vividly understand each technical feature and the overall technical solution of the utility model, but it cannot be understood as a limitation on the protection scope of the utility model.

[0029] In the description of the present utility model, the meaning of "more than" is more than two, "greater than", "less than", "exceed" etc. are understood to exclude the number itself, and "above", "below", "within" etc. are understood to include the number itself. If there is a description of "first" or "second", it is only used for the purpose of distinguishing technical features, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features or implicitly indicating the order of the indicated technical features.

[0030] In the description of the present invention, it should be understood that descriptions involving orientation, such as up, down, front, back, left, right, etc., indicating orientations or positional relationships, are based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention.

[0031] In the present invention, unless otherwise clearly defined, the words "set", "install", "connect" and the like should be understood in a broad sense, for example, they can be directly connected or indirectly connected through an intermediate medium; they can be fixedly connected or detachably connected or integrally formed; they can be mechanically connected; they can be the internal connection of two elements or the interaction relationship between two elements. Those skilled in the art can reasonably determine the specific meanings of the above words in the present invention in combination with the specific content of the technical solution.

[0032] Reference Figures 1 to 3 , a front lock clutch structure, comprising a lock seat 10, a linkage seat 20, a clutch seat 30 and a drive assembly 40;

[0033] The lock base 10 is provided with a through slot through which the square rod 11 can pass;

[0034] The linkage seat 20 is rotatably disposed in the lock seat 10 and docked with the square rod 11;

[0035] The clutch seat 30 is installed in the lock seat 10 and can rotate with the lock seat 10. The clutch seat 30 is provided with a plurality of docking grooves 31;

[0036] The driving assembly 40 is installed in the lock base 10 and can rotate with the lock base 10. A pin 32 is movably provided on the driving assembly 40. The driving assembly 40 can drive the pin 32 to be inserted into the docking groove 31 so that the linkage seat 20 and the square rod 11 rotate with the lock base 10; or the driving assembly 40 can drive the pin 32 to be withdrawn from the docking groove 31 so that the lock base 10 rotates idly.

[0037] In the present invention, the door lock includes a rear lock, a lock core and a front lock. The rear lock is installed on the indoor side of the door body, the lock core is installed in the door body, and the front lock is installed on the outdoor side of the door body. The rear lock and the front lock are connected to the lock core, and preferably, the front lock is a spherical lock. When in use, when the fingerprint recognition module 90 is not verified, the motor 42 drives the sliding seat 45 through the reduction gear set 43 and the screw rod 44 to drive the latch 32 to be withdrawn from the docking groove 31, so that the linkage seat 20 and the clutch seat 30 are in a clutch state. At this time, rotating the lock seat 10 will drive the driving assembly 40 and the clutch seat 30 relative to the linkage seat 20 and the square rod 11 Idling; when the fingerprint identification module 90 is verified, the motor 42 drives the sliding seat 45 through the reduction gear set 43 and the screw rod 44 to drive the pin 32 to be inserted into the docking groove 31, so that the linkage seat 20 and the clutch seat 30 are in a linkage state. At this time, rotating the lock seat 10 will drive the driving assembly 40, the clutch seat 30, the linkage seat 20 and the square rod 11 to rotate at the same time, thereby driving the lock cylinder to unlock; since the linkage seat 20 and the clutch seat 30 are split structures and there is no connecting structure between the two, it can not only simplify the structure of the clutch structure, but also reduce the assembly difficulty of the clutch structure, and has very good practicality.

[0038] As a preferred embodiment of the driving assembly 40, the driving assembly 40 includes a seat body 41, a motor 42, a reduction gear set 43, a screw rod 44 and a sliding seat 45;

[0039] The motor 42 is arranged on the seat body 41;

[0040] One end of the reduction gear set 43 is connected to the output shaft of the motor 42;

[0041] The screw rod 44 is rotatably disposed on the seat body 41 and connected to the other end of the reduction gear set 43;

[0042] The sliding seat 45 is threadedly connected to the screw rod 44, and one end of the latch pin 32 is connected to the sliding seat 45;

[0043] The motor 42 can drive the sliding seat 45 and the latch 32 to reciprocate through the reduction gear set 43 and the screw rod 44 .

[0044] As a further embodiment of the drive assembly 40, an abutment portion 60 is provided on the sliding seat 45 for cooperating with the mechanical lock core 50, so that the sliding seat 45 is driven by the mechanical lock core 50 to drive the latch 32 to be inserted into the docking groove 31 or to be withdrawn from the docking groove 31; this arrangement can be used as a safety measure. When the drive assembly 40 fails or the battery is out of power, the mechanical lock core 50 can be driven by a mechanical key, and then the sliding seat 45 can be driven to drive the latch 32 to reciprocate, thereby realizing mechanical unlocking.

[0045] Preferably, the clutch seat 30 is connected to the lock seat 10 via a first detachable structure 71 .

[0046] As a preferred embodiment of the first detachable structure 71, the first detachable structure 71 is configured as a first bolt connection structure.

[0047] Preferably, the drive assembly 40 is connected to the lock base 10 via a second detachable structure 72 .

[0048] As a preferred embodiment of the second detachable structure 72, the second detachable structure 72 is configured as a second bolt connection structure.

[0049] Preferably, the docking grooves 31 are set to 4 and are arranged at intervals along the circumference of the linkage seat 20; when the lock seat 10 is a spherical lock, this arrangement can make the pin 32 face the docking groove 31 when the lock seat 10 is rotated at a smaller angle, thereby improving the efficiency of the linkage.

[0050] Preferably, a control board 80 and a fingerprint recognition module 90 electrically connected to the control board 80 are disposed in the lock base 10 , and the driving component 40 is electrically connected to the control board 80 .

[0051] A door lock comprises the front lock clutch structure.

[0052] Of course, the present invention is not limited to the above-mentioned embodiments, and technicians familiar with the field may make equivalent modifications or substitutions without violating the spirit of the present invention. These equivalent modifications and substitutions are all included in the scope defined by the claims of this application.

Claims

1. A front lock clutch structure, characterized in that: It comprises a lock seat (10), a linkage seat (20), a clutch seat (30) and a drive assembly (40); The lock seat (10) is provided with a through slot through which the square rod (11) can pass; The linkage seat (20) is rotatably disposed in the lock seat (10) and docked with the square rod (11); The clutch seat (30) is installed in the lock seat (10) and can rotate along with the lock seat (10), and a plurality of docking grooves (31) are provided on the clutch seat (30); The driving assembly (40) is installed in the lock seat (10) and can rotate with the lock seat (10). A latch (32) is movably arranged on the driving assembly (40). The driving assembly (40) can drive the latch (32) to be inserted into the docking groove (31) so that the linkage seat (20) and the square rod (11) rotate with the lock seat (10); or the driving assembly (40) can drive the latch (32) to be withdrawn from the docking groove (31) so that the lock seat (10) rotates idly.

2. A front lock clutch structure according to claim 1, characterized in that: The driving assembly (40) comprises a seat body (41), a motor (42), a reduction gear set (43), a screw rod (44) and a sliding seat (45); The motor (42) is arranged on the base (41); One end of the reduction gear set (43) is connected to the output shaft of the motor (42); The screw rod (44) is rotatably disposed on the seat body (41) and is connected to the other end of the reduction gear set (43); The sliding seat (45) is threadedly connected to the screw rod (44), and one end of the latch pin (32) is connected to the sliding seat (45); The motor (42) can drive the sliding seat (45) and the latch pin (32) to reciprocate via the reduction gear set (43) and the screw rod (44).

3. A front lock clutch structure according to claim 2, characterized in that: The sliding seat (45) is provided with an abutment portion (60) that cooperates with the mechanical lock core (50), so that the sliding seat (45) is driven by the mechanical lock core (50) to drive the latch pin (32) to be inserted into the docking groove (31) or to be withdrawn from the docking groove (31).

4. The front lock clutch structure according to claim 1, characterized in that: The clutch seat (30) is connected to the lock seat (10) via a first detachable structure (71).

5. A front lock clutch structure according to claim 4, characterized in that: The first detachable structure (71) is configured as a first bolt connection structure.

6. The front lock clutch structure according to claim 1, characterized in that: The driving assembly (40) is connected to the lock seat (10) via a second detachable structure (72).

7. A front lock clutch structure according to claim 6, characterized in that: The second detachable structure (72) is configured as a second bolt connection structure.

8. The front lock clutch structure according to claim 1, characterized in that: The docking grooves (31) are provided in four numbers and are arranged at intervals along the circumference of the linkage seat (20).

9. The front lock clutch structure according to claim 1, characterized in that: A control board (80) and a fingerprint identification module (90) electrically connected to the control board (80) are arranged in the lock seat (10), and the drive assembly (40) is electrically connected to the control board (80).

10. A door lock, characterized in that: It comprises the front lock clutch structure as described in any one of claims 1 to 9.

Images