一种双钩插芯锁体
By designing a double-hook mortise lock body and adopting a single-position structure to achieve both unlocking and locking functions, the problems of misjudgment locking, high mechanical complexity, and inconvenient installation and debugging of existing double-hook lock bodies are solved. This improves the intuitiveness and security of the lock body's operation and reduces manufacturing costs and failure rate.
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- BEIJING ARES LOCK IND
- Filing Date
- 2025-07-31
- Publication Date
- 2026-07-17
AI Technical Summary
Existing double-hook lock bodies for sliding doors suffer from problems such as misjudgment locking, high mechanical complexity, high manufacturing cost, low reliability, and inconvenient installation and debugging.
A double-hook mortise lock body is designed, which adopts a single-position structure to realize the unlocking and locking functions. The lock body can be directly locked and unlocked by operating the lock cylinder, which simplifies the mechanical structure and reduces complexity.
It improves the intuitiveness and security of the lock body, reduces manufacturing costs and failure rate, and simplifies the installation and debugging process.
Smart Images
Figure CN224514952U_ABST
Abstract
Claims
1. A double-hook mortise lock body, comprising a lock body panel (1), wherein a lock shell assembly is provided on the right side of the lock body panel (1), characterized in that, The lock housing assembly includes a lower lock housing (2) connected to the lock body panel (1). The lower lock housing (2) is detachably connected to an upper lock housing. A guide post (21) is provided in the middle of the lower lock housing (2). A stud (22) is provided at the upper right corner of the lower lock housing (2). The lower lock housing (2) is movably connected to a locking block (5) through the guide post (21) and the stud (22). A locking block (51) is provided at the upper left end of the locking block (5). A square tongue assembly (6) and a square tongue extension plate (7) are movably connected to the front side of the locking block (5) through the guide post (21). The square tongue assembly (6) includes a transmission plate (62) connected to the guide post (21). A square tongue (61) is fixedly connected to the left side of the transmission plate (62). The locking block (51) is movably connected to the upper right corner of the upper lock housing (2). 1) It is engaged with the upper end of the transmission plate (62). The upper right end of the transmission plate (62) is provided with a U-shaped guide groove (621). The upper part of the square tongue extension plate (7) is provided with a toggle hole (71). The lower right corner of the lower lock shell (2) is provided with a stud (23). One end of the square tongue lever (8) is rotatably connected to the stud (23). The other end of the square tongue lever (8) is provided with a toggle post (81). The toggle post (81) is inserted into the toggle hole (71) and the guide groove (621) in sequence. A torsion spring (4) is sleeved on the stud (22). One end of the torsion spring (4) is connected to the lower lock shell (2), and the other end is connected to the locking block (51). The lower side of the lower lock shell (2) is provided with a lock cylinder (26).
2. A double hook mortice lock body according to claim 1 wherein, The locking block (5) has a rounded rectangular through hole 1 (52) on the left side that is compatible with the guide post 1 (21). The upper right end of the locking block (5) has a rounded rectangular through hole 2 (53) that is compatible with the stud 1 (22). Both the through hole 1 (52) and the through hole 2 (53) are arranged vertically. The lower left end of the locking block (5) has an arc-shaped protrusion (54) located above the lock cylinder (26).
3. A double hook mortice lock body according to claim 1 wherein, The lower lock housing (2) is provided with stud three (24) and stud four (25) at the upper left and lower left corners respectively. Stud one (22) and stud two (23) are both cylindrical structures, while stud three (24) and stud four (25) are both square column structures. The center of stud one (22), stud two (23), stud three (24) and stud four (25) is provided with threaded holes. The front side of the lower lock housing (2) is also provided with several support positioning posts.
4. A double hook mortice lock body according to claim 1 wherein, The lock body panel (1) has a square tongue hole that is adapted to the square tongue (61), and the upper and lower ends of the square tongue are movably connected to double hooks (611).
5. A double hook mortice lock body according to claim 1 wherein, The transmission plate (62) has a rounded rectangular through hole three (622) in the middle that is adapted to the guide post one (21). The through hole three (622) is arranged horizontally, and the guide groove one (621) is arranged vertically. The locking position includes an unlocking locking position (623) on the left and a locking locking position (624) on the right. There is a protrusion between the unlocking locking position (623) and the locking locking position (624).
6. A double hook mortice lock body according to claim 1 wherein, The square tongue extension piece (7) has a rounded rectangular through hole four (72) in the middle that is adapted to the guide post one (21). The through hole four (72) is arranged horizontally. The upper right corner of the square tongue extension piece (7) has a U-shaped guide groove two (73) that is adapted to the stud one (22). The guide groove two (73) is arranged horizontally. The lower end of the square tongue extension piece (7) has an eight-shaped opening (74). The opening (74) is located above the lock cylinder (26). The lower right corner of the square tongue extension piece (7) has a transmission post (75). The upper end of the actuating hole (71) has an arc-shaped profile.
7. A double hook mortice lock body according to claim 6 wherein, One end of the square tongue paddle (8) is provided with a circular through hole five (82) that is compatible with the stud two (23), and the end of the square tongue paddle (8) near the through hole five (82) is provided with a rounded rectangular through hole six (83) that is compatible with the transmission post (75).
8. A double hook mortice lock body according to claim 1 wherein, It also includes a door stop (9), on one side of which is provided a plastic box (10), and the middle of the plastic box (10) is provided with a square tongue groove that is adapted to the square tongue (61).