Lock catch structure and seat with same
阅读说明:本技术 锁扣结构及具有该锁扣结构的座椅 (Lock catch structure and seat with same ) 是由 赵飞 林志 金伟明 张洪磊 洪旭东 丁伟 李攀攀 吕宏 于 2019-11-29 设计创作,主要内容包括:本发明提供了一种锁扣结构及具有该锁扣结构的座椅,所述锁扣结构包括:壳体;两锁止件,所述两锁止件相对设置在所述壳体上;转动件,所述转动件可转动连接在两锁止件之间;弹性件,所述弹性件的一端连接在至少一所述锁止件上,另一端连接外部固定结构或所述壳体上;其中,至少一所述锁止件上设有受力部,所述受力部受力时,所述两锁止件相互收缩靠近。本发明中,受力部受力后,两锁止件的运动为相互靠近的运动,使锁止件上相离最远的两个端部缩短距离,从而能够从外部锁止孔中脱离,实现解锁由于不需要依靠弹片达到锁扣目的,不会出现弹性疲劳或是磨损失效,延长了锁扣结构的使用寿命。(The invention provides a latch structure and a seat with the same, wherein the latch structure comprises: a housing; the two locking pieces are oppositely arranged on the shell; the rotating piece is rotatably connected between the two locking pieces; one end of the elastic piece is connected to at least one locking piece, and the other end of the elastic piece is connected to an external fixing structure or the shell; at least one locking piece is provided with a stress part, and when the stress part is stressed, the two locking pieces mutually contract and approach. According to the invention, after the stress part is stressed, the two locking pieces move close to each other, so that the two end parts of the locking pieces farthest away from each other are shortened, and the locking pieces can be separated from the external locking holes, so that the unlocking can be realized without relying on elastic pieces to achieve the locking purpose, the elastic fatigue or abrasion failure can not occur, and the service life of the locking structure is prolonged.)
1. A latch structure, comprising:
a housing;
the two locking pieces are oppositely arranged on the shell;
the rotating piece is rotatably connected between the two locking pieces;
one end of the elastic piece is connected to at least one locking piece, and the other end of the elastic piece is connected to an external fixing structure or the shell;
at least one locking piece is provided with a stress part, and when the stress part is stressed, the two locking pieces mutually contract and approach.
2. A latch construction according to claim 1, wherein the two locking members are provided with rolling teeth at the end connected to the rotary member, and the rotary member is a gear.
3. The latch structure according to claim 1, wherein the rotating member is a rotating arm, and two ends of the rotating arm are respectively hinged to the two locking members.
4. The locking structure as claimed in claim 3, wherein the rotating arm has a through hole, and the locking structure further comprises a rotating shaft, and the rotating shaft is inserted into the through hole.
5. The latch structure according to any one of claims 1 to 4, wherein each of the two locking members comprises a locking arm and a latch lever, the locking arm is movably connected with the latch lever, the locking arms of the two locking members are oppositely arranged, and the rotating member is connected between the two locking arms.
6. The latch structure according to claim 5, wherein the ends of the two locking arms away from the rotating member are each provided with a mounting groove, the two latch levers each have a connecting end with a smooth surface, and each connecting end is fitted in the corresponding mounting groove to form the movable connection.
7. A latch construction according to claim 1, wherein the force receiving portion is an inclined surface, at least one of the locking arms is provided with the inclined surface and a surface of the inclined surface facing the rotary member forms an acute angle with a horizontal plane.
8. The latch structure of claim 7, further comprising a handle, wherein the handle is elastically connected to the housing, and a pressing rod is disposed on the handle and faces a surface of the inclined surface facing away from the rotating member.
9. A seat, the rotatable foot of connecting with on the seat holds in the palm, the foot holds in the palm and is located the back trailing flank of seat, its characterized in that, the trailing flank of back still is equipped with the locking groove corresponding to the foot holds in the palm, the foot holds in the palm includes the hasp structure of any one of claims 1-8, two locking pieces in the hasp structure extend the foot holds in the palm from the both sides of foot holds in the palm respectively in order to block in the locking groove.
10. The seat according to claim 9, wherein a rotation shaft is provided on the foot rest, both ends of the rotation shaft are connected with the seat, and a coil spring is provided on the rotation shaft.
Technical Field
The invention relates to the field of latches, in particular to a latch structure and a seat with the same.
Background
Storage boxes, seat pedals and other devices of automobiles are important structures of automobile interiors, and the seat pedals are generally in a storable form due to limited space in the automobiles. Among the prior art, a hasp structure for hasp seat footboard is set up in the both sides of buckle by two shell fragments, and two shell fragments part to both sides when pressing the buckle, and the buckle takes off from two shell fragments pine, and its buckle function mainly is realized by two shell fragments, and the time of using is longer, and the elasticity of shell fragment reduces gradually, and the hasp just loses the hasp function easily, and the life-span is not long.
Disclosure of Invention
The invention mainly aims to provide a lock catch structure, and aims to solve the problems that after the lock catch structure in the prior art is used for a long time, the elasticity of a spring piece is gradually reduced, the lock catch easily loses the lock catch function, and the service life is short.
In order to achieve the above object, the present invention provides a latch structure, including: a housing;
the two locking pieces are oppositely arranged on the shell;
the rotating piece is rotatably connected between the two locking pieces;
one end of the elastic piece is connected to at least one locking piece, and the other end of the elastic piece is connected to an external fixing structure or the shell;
at least one locking piece is provided with a stress part, and when the stress part is stressed, the two locking pieces mutually contract and approach.
Optionally, rolling teeth are arranged at one end, connected with the rotating piece, of the two locking pieces, and the rotating piece is a gear.
Optionally, the rotating member is a rotating arm, and two ends of the rotating arm are respectively hinged to the two locking members.
Optionally, a through hole is formed in the rotating arm, the locking structure further comprises a rotating shaft, and the rotating shaft penetrates through the through hole.
Optionally, the two locking pieces comprise locking arms and locking levers, the locking arms are movably connected with the locking levers, the locking arms on the two locking pieces are arranged oppositely, and the rotating piece is connected between the two locking arms.
Optionally, one end of each of the two locking arms, which is far away from the rotating member, is provided with a mounting groove, each of the two locking levers is provided with a connecting end with a smooth surface, and each connecting end is assembled in the corresponding mounting groove to form the movable connection.
Optionally, the force receiving portion is an inclined surface, and at least one of the locking arms is provided with the inclined surface, and an acute angle is formed between one surface of the inclined surface facing the rotating member and the horizontal plane.
Optionally, the locking structure further comprises a handle, the handle is elastically connected to the shell, a pressure rod is arranged on the handle, and the pressure rod is opposite to the side, deviating from the rotating part, on the inclined plane.
The invention also provides a seat, wherein the seat is rotatably connected with foot supports, and the foot supports are positioned on the back side surface of the backrest of the seat.
Optionally, a rotating shaft is arranged on the foot support, two ends of the rotating shaft are connected with the seat, and a coil spring is arranged on the rotating shaft.
According to the technical scheme, the two locking pieces are oppositely arranged on the shell, and the rotating piece is rotatably connected between the two locking pieces; one end of the elastic piece is connected with at least one locking piece, and the other end of the elastic piece is connected with an external fixed structure or the shell; wherein, be equipped with the atress portion on at least one locking piece, when the atress portion atress, two locking pieces shrink each other and are close to. After the stress part is stressed, the motion of the two locking pieces is the motion close to each other, so that the distance between the two end parts which are farthest away on the locking pieces is shortened, the locking pieces can be separated from the external locking holes, the unlocking is realized, the aim of locking by the aid of the elastic pieces is fulfilled, elastic fatigue or abrasion failure cannot occur, and the service life of the locking structure is prolonged.
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, 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 the structures shown in the drawings without creative efforts.
FIG. 1 is a schematic structural diagram of a latch structure according to an embodiment of the present invention;
FIG. 2 is a schematic structural view of another embodiment of a latch structure of the present invention
FIG. 3 is a schematic view of a locking arm and a locking lever of the locking structure of the present invention;
FIG. 4 is a schematic view of an application scenario of the chair of the present invention;
fig. 5 is an exploded view of the foot rest of the chair of the present invention.
The reference numbers illustrate:
reference numerals
Name (R)
Reference numerals
Name (R)
1
Chair (Ref. now to FIGS)
235
11
24
12
25
2
26
21
27
22
3
221
31
23
32
231
33
Decorative board with
232
34
233
35
234
4
Storage groove
The implementation, functional features and advantages of the objects of the present invention will be further explained with reference to the accompanying drawings.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings 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 of the 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.
It should be noted that all the directional indicators (such as up, down, left, right, front, and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the movement situation, etc. in a specific posture (as shown in the drawing), and if the specific posture is changed, the directional indicator is changed accordingly.
In addition, the descriptions related to "first", "second", etc. in the present invention are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.
As shown in fig. 1 and fig. 2, in order to achieve the above object, the present invention provides a
a
the two
a rotating
an
at least one
In this embodiment, the two
The
One end of the
In this embodiment, the two ends of the two
Furthermore,
That is, the both ends that are close to each other on two
As an embodiment, as shown in fig. 2, the rotating
The rotating
The rotating arm is provided with a through hole (not marked in the figure), and the locking
In order to ensure the stable rotation of the rotating arm, a through hole is formed in the rotating arm, the rotating shaft is arranged on the
Optionally, the two locking
Two locking
Optionally, the force-receiving
The force-receiving
It is understood that the force-receiving
Further, the locking
The
As shown in fig. 4 and 5, the invention further provides a
In this embodiment, the
The structure of
In a further embodiment, a rotating
The
In an alternative embodiment, the rotating
The
The above description is only an alternative embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications and equivalents of the present invention, which are made by the contents of the present specification and the accompanying drawings, or directly/indirectly applied to other related technical fields, are included in the scope of the present invention.
- 上一篇:一种医用注射器针头装配设备
- 下一篇:手柄及其制造方法以及包括该手柄的通勤车辆