High-adaptability backrest lock capable of being assembled positively and negatively

A technology of adaptability and backrest lock, applied in transportation and packaging, vehicle seats, movable seats, etc., can solve the problems of high production cost, inability to achieve positive and negative installation, and many processing procedures.

CN111845478APending Publication Date: 2020-10-30姚国强
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Publication Date
2020-10-30

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Abstract

The invention relates to a high-adaptability backrest lock capable of being assembled positively and negatively. The high-adaptability backrest lock comprises a cover plate and a bottom plate, whereinthe cover plate and the bottom plate are buckled with each other to form a lock cavity; a large lock hook, a large lock hook rivet and a large lock hook return torsion spring are arranged in the lockcavity; the large latch hook is relatively and fixedly provided with a latch hook opening rivet; the lock hook opening rivet is linked with an opening arm; the opening arm is linked with an opening arm torsion spring; the high-adaptability backrest lock is characterized in that the cover plate is linked with a bracket assembly; a detachable connecting mechanism is arranged between the cover plateand the support assembly. The support assembly comprises a support, the support is provided with a cover plate mounting panel, a seat mounting panel and a supporting panel, and the cover plate is provided with a forward and reverse mountable mechanism. The high-adaptability backrest lock has the beneficial effects that the high-adaptability backrest lock capable of being assembled positively andnegatively is provided, the structure is improved, machining is convenient, the mold is simplified, the material utilization rate is increased, and high adaptability is achieved.
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Description

Technical field

[0001] The invention relates to the technical field of backrest locks, in particular to a backrest lock that can be installed in front and back with high adaptability. Background technique

[0002] The car seat is a safety part. As a part of the seat, the seat lock has a very high requirement on the lock. The function of the general car seat lock is realized as follows: the lock hook of the seat lock and the lock ring on the body Engaged to achieve the locking function.

[0003] The invention with the publication number "CN207225162U" announced a two-speed car seat lock, which includes a cover plate and a bottom plate. The cover plate and the bottom plate are interlocked to form a lock cavity. The lock cavity is equipped with a large lock hook and a large lock. The hook can rotate radially relative to the big lock hook rivet. The end of the big lock hook rivet close to the cover is provided with a big lock hook return torsion spring, and the side of the big lock ho...

Examples

Embodiment Construction

[0028] The following describes the technical solutions in the embodiments of the present invention clearly and completely in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work shall fall within the protection scope of the present invention.

[0029] Such as Figure 1 to 3 Shown in the first embodiment is a front and rear backrest lock with high adaptability, which includes a cover plate 1 and a bottom plate 2. The cover plate 1 and the bottom plate 2 buckle each other to form a lock cavity, and the cover plate 1 Both the bottom plate and the bottom plate 2 are provided with a lock ring embedding groove into which the lock ring can be movably embedded. The lock cavity is provi...