CN205202779U - Car back book turns over lock - Google Patents

Abstract

The utility model discloses a car back book turns over lock, its characterized in that: including lock body base, rotation upper arm, wherein, be provided with the pin between lock body base, the rotation upper arm, the outside of lock body base is provided with moves the handle, the lower extreme that rotates the upper arm passes through the pin buckle, the pin with move that the handle is connected and realize reciprocating by moving joystick control, the upper end of moving the handle still and spring coupling, and just be provided with the metal backup corresponding to the lower extreme department that rotates the upper arm on the lock body base, increase a plastic parts on the metal backup, through the whole free accommodation metal backup of plastic parts. The utility model discloses a plastic parts has avoided the lower tip of the rotation upper arm of metal finished piece and the direct contact of metal backup with the whole free accommodation of metal backup, and the effectual elimination of ability is in the phenomenon of rotating in -process production sound, help the promotion of car wholeness ability.

Description

Automobile back folding lock

Technical field

The utility model relates to a kind of conditioning equipment of automobile back, is specifically a kind ofly to be arranged on the folding lock can eliminating the sound that backrest produces in rotation process in automobile back.

Background technology

As everyone knows, along with the development of modern society, automobile is seen everywhere as the vehicle, and it is universal more and more extensive.Automobile back, as the significant components of automotive interior, safe to be driven and environment and seem particularly important by bus for chaufeur and passenger provide comfortable.Wherein the front and rear angles of automotive seat can be adjusted to the function of its indispensability, each driver and crew can be made to obtain as far as possible comfortable take angle, also ensure that chaufeur carries out the safety of moving operation with this simultaneously by adaptive adjustment.

Usually angle regulator is possessed in existing motor vehicle seat back; Also occurred that the backrest that many patterns are different, performance is different regulates the device rotated on the market;

Wherein, the patent of invention of patent No. 201210342235.X discloses the backrest angle control apparatus in a kind of automotive seat, comprise: seat support skeleton, be movably installed in the backrest frames of seat support skeleton afterbody, can regulate and locate the angle regulator of backrest frames angle, the other plate in one piece of side is separately installed with in backrest frames both sides, be separately installed with one piece of angle in seat support skeleton two sides of tail and adjust connecting panel, adjust at the angle of homonymy between the other plate of connecting panel and side and be provided with an angle regulator, adjustment rotating shaft on each angle regulator is all simultaneously movable adjusts the other plate of connecting panel and side through with the angle of its homonymy, regulate in rotating shaft at every root and regulating handle is housed, being positioned at two of both sides regulates rotating shafts to be interfixed connection by a universal driving shaft, the backrest return mechanism being provided with between connecting panel and backrest frames can be made to reset is adjusted at plate other in the side of homonymy and angle.The invention of the patent No. 201410199327.6 relates to a kind of vehicle seat back regulating device, control apparatus controls drag-line and only has one-level to regulate, described control apparatus control drag-line cooperatively interacts with described control apparatus skeleton and is connected, backrest unlocks Cable head design one-level and regulates, and does not need the screens by repeatedly mating drag-line to regulate the stroke of drag-line.The utility model of the patent No. 200720070850.4 discloses a kind of motor vehicle seat back angular adjustment and turning device, comprise upper junction plate, lower connecting plate and core component, core component comprises the rotary teeth shell and permanent seat and center shaft that are mutually rotationally connected, containing cavity is provided with in rotary teeth shell, locking tooth plate, bidirectional cam and retracing spring is provided with in described containing cavity, rotary teeth shell side and locking tooth plate flute profile are connected with a joggle, and opposite side matches with the bidirectional cam curve of bidirectional cam; Center shaft two ends are each passed through rotary teeth shell and permanent seat, are fixedly connected with in the middle of it with the center of bidirectional cam; Retracing spring is arranged in rotary teeth shell, and its inner is fixedly connected with bidirectional cam, and outer end is fixedly connected with permanent seat.Therefore, wheel word the popularizing also in continuous change with car automobile of automobile back and inside; But those skilled in the art knows, the control apparatus in automobile back adopts metallic article to form usually, and backrest is in turnover (namely rotating) process, and because metallic article easily produces sound, this is unfavorable for the lifting of Integral automobile performance; Therefore those skilled in the art seeking always a kind of structure simple, be arranged on the folding lock can eliminating the sound that backrest produces in rotation process in automobile back.

Utility model content

The purpose of this utility model is to overcome the deficiencies in the prior art, provides a kind of automobile back folding lock, be arranged on the folding lock can eliminating the sound that backrest produces in rotation process in automobile back at this; Be specially; Adopt plastic parts metal backup entirety to be encased, the bottom of rotation upper arm avoiding metallic article contacts with the direct of metal backup, can eliminate the phenomenon producing sound in rotation process by actv.; Contribute to the lifting of Integral automobile performance.

The utility model is achieved in that a kind of automobile back folding lock of structure, it is characterized in that: described automobile back folding lock comprises lock body base, rotates upper arm; Wherein, pin is provided with between lock body base, rotation upper arm; The arranged outside of lock body base moves handle; The lower end of described rotation upper arm is by pin buckle; Pin with move handle and be connected and move up and down by moving handle control realization; The upper end of moving handle is also connected with spring; And correspond to and rotate the lower end of upper arm and be provided with metal backup on lock body base, described metal backup increases a plastic parts, encases metal backup by plastic parts entirety.

The utility model has the advantage of: the utility model provides a kind of automobile back folding lock by improvement, this folding lock overall simple, easy to operate, not fragile, long service life; Easy to adjust and the advantage of safety in utilization can be improved, meet the multiple requirement of user.Adopt plastic parts metal backup entirety to be encased, the bottom of rotation upper arm avoiding metallic article contacts with the direct of metal backup simultaneously, can eliminate the phenomenon producing sound in rotation process by actv.; Contribute to the lifting of Integral automobile performance.

Accompanying drawing explanation

Fig. 1-3 is integral structure schematic diagrams of automobile back folding lock described in the utility model

Fig. 4 is structural representation when removing plastic parts in the utility model Fig. 1.

Detailed description of the invention

Be described in detail to the utility model below in conjunction with accompanying drawing 1-4, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.

The utility model provides a kind of automobile back folding lock by improvement, as Figure 1-4, can be implemented in the following manner; Described automobile back folding lock comprises lock body base 1, rotates upper arm 2; Wherein, pin 3 is provided with between lock body base 1, rotation upper arm 2; The arranged outside of lock body base 1 moves handle 4; The lower end of described rotation upper arm 2 is by pin 3 buckle; Pin 3 with move handle 4 and be connected and move up and down by moving handle 4 control realization; The upper end of moving handle 4 is also connected with spring 5; And correspond to and rotate the lower end of upper arm 2 and be provided with metal backup 6 on lock body base 1, described metal backup 6 increases a plastic parts 7, encases metal backup 6 by plastic parts 7 entirety.When backrest needs to rotate, operator manually moves and moves handle 4 outside lock body base 1, makes it move pin 3, allow and rotate the active state that upper arm 2 is in adjustable-angle, after position adjustments is good, unclamps and move handle 4, pin 3 return makes its fixing buckle rotate upper arm 2; Adopt plastic parts 7 metal backup 6 entirety to be encased, the bottom avoiding the rotation upper arm 2 of metallic article contacts with the direct of metal backup 6 simultaneously, can eliminate the phenomenon producing sound in rotation process by actv.; Contribute to the lifting of Integral automobile performance.

To the above-mentioned explanation of the disclosed embodiments, professional and technical personnel in the field are realized or uses the utility model.To be apparent for those skilled in the art to the multiple amendment of these embodiments, General Principle as defined herein when not departing from spirit or scope of the present utility model, can realize in other embodiments.Therefore, the utility model can not be restricted to these embodiments shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.

Claims (1)

1. an automobile back folding lock, is characterized in that: described automobile back folding lock comprises lock body base (1), rotates upper arm (2); Wherein, pin (3) is provided with between lock body base (1), rotation upper arm (2); The arranged outside of lock body base (1) moves handle (4); The lower end of described rotation upper arm (2) is by pin (3) buckle; Pin (3) with move handle (4) and be connected and move up and down by moving handle (4) control realization; The upper end of moving handle (4) is also connected with spring (5); And upper at lock body base (1) and corresponding to rotation upper arm (2) lower end is provided with metal backup (6), the upper increase plastic parts (7) of described metal backup (6), encases metal backup (6) by plastic parts (7) entirety.