CN216140052U

CN216140052U - Seat reversing structure

Info

Publication number: CN216140052U
Application number: CN202120945528.1U
Authority: CN
Inventors: 马学祥
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-04-30
Filing date: 2021-04-30
Publication date: 2022-03-29
Anticipated expiration: 2031-04-30

Abstract

The utility model provides a seat reversing structure, and belongs to the technical field of infant products. The seat reversing structure comprises a fixed seat, a connecting seat and a seat, wherein the connecting seat is arranged at the bottom of the seat, one of the fixed seat and the connecting seat is provided with a concave cavity, the other one of the fixed seat and the connecting seat is provided with a boss, the concave cavity and the boss are inserted in the vertical direction for installation, the fixed seat and the connecting seat are provided with limiting devices to realize circumferential fixation between the fixed seat and the connecting seat, and when the seat is required to be rotationally adjusted, the seat is upwards pulled to separate the fixed seat from the connecting seat and rotate, and the seat is then reinstalled on the fixed seat. The utility model has the advantages of simple reversing structure and double locking by arranging the limiting device and the locking device.

Description

Seat reversing structure

Technical Field

The utility model relates to the technical field of baby products, in particular to a seat reversing structure.

Background

The stroller generally comprises a foldable frame and a seat arranged on the frame, the seat is fixedly arranged on the frame, the position and the direction of the seat can not be adjusted and can only be arranged towards the front, when parents want to interact with the stroller face to face, the function of the stroller can not be realized, and when the stroller is used in a downhill road section, the stroller is easy to tilt forwards or even fall off, even if the stroller is provided with a safety belt, the use comfort is poor.

SUMMERY OF THE UTILITY MODEL

An object of the present invention is to provide a seat reversing structure that solves the above-mentioned problems.

In order to achieve the above object of the present invention, the present invention is realized by the following technical solutions:

the utility model provides a seat switching-over structure, includes fixing base, connecting seat and seat, the connecting seat sets up the bottom of seat, the fixing base with one of them cavity of connecting seat is equipped with, and another is equipped with the boss, insert on cavity and the boss upper and lower direction and establish in order to install fixing base and connecting seat, be equipped with stop device on cavity and the boss, in order to realize circumference is fixed between fixing base and the connecting seat, when needs rotation regulation during the seat, upwards stimulate the seat makes fixing base and connecting seat separation are rotatory install again behind the seat on the fixing base to realize the switching-over of seat.

Preferably, the limiting device comprises a groove and a rib, the groove and the rib are respectively arranged on the side walls of the concave cavity and the boss, and the groove and the rib are inserted and connected to limit the seat to rotate after the fixing seat and the connecting seat are installed;

preferably, the concave cavity and the boss are arranged in a shape fixed in the circumferential direction to form the limiting device, so that the direction of the seat is fixed, and the seat is prevented from being stressed and reversed in use.

Preferably, the concave cavity and the boss are the same in shape and are arranged in any one of a circle, a polygon, an ellipse, a gear shape or a thread, so that the structure is simple and stable, and a plurality of angles can be adjusted.

Preferably, a locking device used for limiting the relative up-and-down movement of the fixed seat and the connecting seat is further arranged between the fixed seat and the connecting seat, so that the seat is prevented from being dislocated due to the up-and-down movement.

Preferably, the locking device comprises a clamping groove arranged on the side wall of the boss at intervals, a switch arranged on the connecting seat in a relatively moving mode, and an elastic piece arranged between the connecting seat and the switch, wherein the switch is clamped into the clamping groove by the elastic force of the elastic piece, so that the unlocking, reversing and locking positions of the seat can be controlled conveniently.

Preferably, the lateral part of the connecting seat is provided with a switch cabin communicated with the cavity, the switch comprises a clamping part and an operating part, at least part of the operating part is positioned outside the switch cabin, and the clamping part is moved into the switch cabin along the cavity by pulling the operating part, so that the operation unlocking is facilitated.

Preferably, the switch is provided with a first blocking wall, the width of the first blocking wall is larger than that of the clamping portion, the switch cabin is provided with a second blocking wall, the second blocking wall is provided with a sliding groove for the clamping portion to move, the elastic force of the elastic piece enables the first blocking wall and the second blocking wall to be attached to each other, and the clamping portion is at least partially located in the concave cavity to limit the moving range of the switch.

Preferably, the surface of the clamping part is provided with an inclined surface, and the force in the vertical direction is converted into the force of the horizontal movement of the switch, so that the switch is automatically unlocked and locked when the seat is installed.

Preferably, the locking devices are arranged in two groups and are respectively arranged at the left side part and the right side part of the seat, so that the situation that the unlocking is touched by mistake when a single locking device is used is avoided.

Preferably, the bottom surface of the seat is provided with a plane portion, and the plane portion is attached to the fixing seat after the seat is installed, so that the hand clamping is prevented.

The beneficial effects of the utility model include: compared with the prior art, the seat is reversed through the reversing structure, so that the multi-angle use state of the seat is realized; set up stop device and locking device, be convenient for fixed seat direction prevents that the seat from dropping.

Drawings

Fig. 1 is an exploded view of the reversing structure of the present invention.

FIG. 2 is a schematic view of the connecting socket of the present invention.

Fig. 3 is a schematic view showing an installation state of the locking device of the present invention.

Fig. 4 is a schematic view of the locking state of the locking device of the present invention.

Detailed Description

In order to make those skilled in the art better understand the solution of the present invention, the technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the drawings in the embodiment of the present invention, and it is obvious that the described embodiment is only a part of the embodiment of the present invention, and not all of it. All other embodiments that can be obtained by a person skilled in the art based on the embodiments of the present invention without any inventive step shall fall within the scope of the present invention.

The terms "comprises" and "comprising," and any variations thereof, in the description and claims of this specification and the above-described drawings, are intended to cover a non-exclusive inclusion, such that a list of elements, processes, systems, articles, or devices is not necessarily limited to the particular list of elements, systems, articles, or devices, but may include other elements, processes, products, or devices not expressly listed or inherent to such elements, processes, articles, or devices.

The terms "mounted," "disposed," "provided," "connected," and "nested" in the description and claims of the utility model and the above-described drawings are to be construed broadly. For example, it may be a fixed connection, a removable connection, or a unitary construction; can be a mechanical connection, or an electrical connection; may be directly connected, or indirectly connected through intervening media, or may be in internal communication between two devices, elements or components. The specific meanings of the above terms in the present invention can be understood by those of ordinary skill in the art according to specific situations. When an installation is described as being "connected" or "connected," it can be directly connected or indirectly connected through intervening components. If not indicated otherwise, a component "disposed on," "disposed on," or "connected to" another component does not exclude the two components from being integrally formed.

Furthermore, spatially relative terms, such as bottom, top, and the like, may be used to describe one element and/or feature's relationship to another element(s) and/or feature(s), such as is illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use and/or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as "front" may be oriented "back" to other elements or features. The device may be otherwise oriented (e.g., rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

Referring to fig. 1-4, a seat reversing structure 6 comprises a fixed seat 61, a connecting seat 21 and a seat 2, wherein the seat 2 is fixedly installed above the fixed seat 61 through the connecting seat 21, a limiting device is arranged between the fixed seat 61 and the connecting seat 21 to prevent the seat 2 from rotating relative to the fixed seat 61, when the seat 2 needs to be reversed, the seat 2 is lifted to a state that the fixed seat 61 and the connecting seat 21 are separated, and the seat 2 is rotated by an angle and then is installed on the fixed seat 61 again.

Specifically, seat 2 and connecting seat 21 fixed connection or integrated into one piece, in this embodiment, seat 2 and connecting seat 21 integrated into one piece to for convenience of production and reduce cost, connecting seat 21 cavity bottom opening sets up, sets up the intensity of a plurality of strengthening ribs in order to increase the connecting seat in connecting seat 21, and connecting seat 21 opening fixed mounting apron 22.

Preferably, one of the fixing seat 61 and the connecting seat 21 is provided with a concave cavity, and the other is provided with a convex platform, in this embodiment, the top of the fixing seat 61 is provided with a convex platform, and the connecting seat 21 is provided with a concave cavity, and the installation is realized by the up-and-down insertion of the convex platform and the concave cavity.

For improving use comfort, seat 2 generally adopts the cambered surface setting identical with the human body, therefore, in this embodiment, seat 2 central point puts the bottom surface downward protrusion and forms connecting seat 21, the center of connecting seat 21 sets up the cavity, fixing base 61 top surface shape and area are close with connecting seat 21, make the product whole more pleasing to the eye, and can prevent still that the gap between fixing base 61 and the connecting seat 21 from pressing from both sides and hindering the human body, fixing base 61 top surface central point puts upwards to extend and forms the boss, the shape and the size and the cavity looks adaptation of boss, in order to reduce rocking after both installs.

Preferably, seat 2 bottom surface is equipped with plane portion 22 for seat 2 installation back plane portion 22 and fixing base 61 are laminated mutually, in order to prevent pressing from both sides and hinder the human body, certainly, plane portion 22 is not only straight face, only need seat 2 after the installation or connecting seat 21 and fixing base 61 between unable pressing from both sides and hinder the human body can, if, the same effect can also be realized to two cambered surfaces that the shape is similar.

In the above embodiment, for convenience of installation and use, the fixing seat 61 is provided with the concave part 66 around the boss, the bottom surface of the connecting seat 21 is provided with the convex part 24 on the outer side of the concave part, a downward step is formed between the convex part and the bottom surface of the connecting seat 21, and double insertion is realized through the boss and the concave part, and the convex part 24 and the concave part 66.

Preferably, the concave cavity and the boss can be any one of a circle, a polygon, an ellipse and a gear, when the concave cavity and the boss are non-circular, the concave cavity and the boss cannot rotate relatively, and the limiting device is the concave cavity and the boss; when cavity and boss are circular, because can rotate relatively between the two, stop device is independent device, but the structure of circumference location such as the grafting of lug and recess is injectd, buckle, screw rod, can also be, set up the screw thread between the internal surface of cavity and the surface of boss, screw up through both realizes circumference fixed, and the screw thread is stop device promptly.

In this embodiment, the cavity and the boss are circular, the groove 62 is formed in the outer surface of the boss, the rib 23 is formed in the inner surface of the cavity, the groove 62 and the rib 23 are circumferentially fixed with the cavity and the boss in an up-and-down inserting mode, the number of the groove 62 and the rib 23 can be 1, 2 or even multiple, the embodiment is 4, the groove 62 and the rib 23 are evenly distributed at intervals, and in other embodiments, the rib 23 can be formed on the boss, and the cavity is provided with the groove 62.

In order to realize the limit between the seat 2 and the fixed seat 61 in the vertical direction, a locking device is further arranged between the fixed seat 61 and the connecting seat 21, and the locking device and the limiting device are mutually independent.

Specifically, the locking device includes a locking groove 63 spaced apart from the sidewall of the boss, a switch 64 mounted in the connecting socket 21 and moving relatively, and an elastic member 65 disposed between the connecting socket 21 and the switch 64, wherein the switch 64 is locked in the locking groove 63 by the elastic force of the elastic member 65.

In other embodiments, the locking groove 63 may be disposed on the connection holder 21, and the switch 64 and the elastic member 65 may be disposed on the boss; the bottom of the seat 2 may be provided with a boss, the fixing seat 21 may be provided with a cavity, etc., and the simple replacement of the position relationship of the components is within the protection scope of the present invention, and the embodiment is not illustrated in more positions.

Specifically, a switch cabin which is the same as the cavity is arranged on the side portion of the connecting seat 21, the switch cabin is used for installing the switch 64 and the elastic element 65, the switch 64 comprises a clamping portion 641 and an operating portion 642, the operating portion 642 is at least partially located outside the switch cabin, the elastic element 65 is arranged on the clamping portion 641 or the operating portion 642, the clamping portion 641 retracts into the switch cabin along the cavity by pulling the operating portion 642, and the switch 64 automatically resets under the elastic force of the elastic element 65, in this embodiment, the elastic element 65 is a compression spring.

Preferably, in order to limit the moving range of the switch 64, the switch 64 is provided with a first blocking wall 643, the switch cabin is provided with a second blocking wall 25, the width of the first blocking wall 643 is greater than the width of the clamping portion 641, the second blocking wall 25 is provided with a sliding slot with a width similar to the width of the clamping portion 641, so that when the switch 64 moves, the clamping portion 641 moves on the sliding slot and stops moving until the first blocking wall 643 and the second blocking wall 25 are attached to each other, the clamping portion 641 in this state is at least partially located in the cavity, and the elastic force of the elastic member 65 keeps the two blocking walls in the attached state.

Preferably, the clamping portion 641 is provided with an inclined surface 644 to convert the force in the vertical direction to the force of the horizontal movement of the switch 64, that is, when the seat 2 is installed on the fixing seat 61, the top surface of the boss abuts against the inclined surface 644 and gradually moves upwards, the switch 64 moves towards the switch cabin under the action of the inclined surface 644, the switch 64 does not need to be operated when the seat is installed, and the installation is simpler and more convenient.

The number of the locking devices can be one group or two groups, and because two hands are often used to hold the seat 2 during installation and disassembly, in the embodiment, the locking devices are arranged into two groups and respectively arranged at the left side and the right side of the seat 2, so that when two hands hold the seat 2, one switch 64 is operated by each hand to realize unlocking, and the two groups of locking devices are arranged, so that the risk of mistakenly touching and unlocking can be reduced.

The above description of the present invention is intended to be illustrative. Various modifications, additions and substitutions for the specific embodiments described may be made by those skilled in the art without departing from the scope of the utility model as defined in the accompanying claims.

Claims

1. A seat reversing structure comprises a fixed seat, a connecting seat and a seat, wherein the connecting seat is arranged at the bottom of the seat, one of the fixed seat and the connecting seat is provided with a concave cavity, the other of the fixed seat and the connecting seat is provided with a boss, and the concave cavity and the boss are inserted in the vertical direction to install the fixed seat and the connecting seat; the limiting device comprises a groove and a convex edge, the groove and the convex edge are respectively arranged on the side walls of the concave cavity and the boss, and the groove and the convex edge are inserted and connected after the fixing seat and the connecting seat are installed and limit the seat to rotate; or the concave cavity and the boss are arranged in a shape which is fixed in the circumferential direction to form the limiting device.

2. The seat reversing structure according to claim 1, wherein the concave cavity and the boss are identical in shape and are provided in any one of a circle, a polygon, an ellipse, a gear shape, or a thread.

3. The seat reversing structure according to claim 1, wherein a locking device for limiting the relative up-and-down movement of the fixing base and the connecting base is further arranged between the fixing base and the connecting base.

4. The seat reversing structure according to claim 3, wherein the locking device comprises a clamping groove arranged on the side wall of the boss at intervals, a switch mounted on the connecting seat in a relatively movable manner, and an elastic member arranged between the connecting seat and the switch, and the elastic member has an elastic force for clamping the switch into the clamping groove.

5. The seat reversing structure according to claim 4, wherein a switch cabin communicated with the cavity is arranged on the side portion of the connecting seat, the switch comprises a clamping portion and an operating portion, the operating portion is at least partially located outside the switch cabin, and the clamping portion is moved into the switch cabin along the cavity by pulling the operating portion.

6. The seat reversing structure according to claim 5, wherein the switch is provided with a first blocking wall, the width of the first blocking wall is greater than the width of the clamping portion, the switch cabin is provided with a second blocking wall, the second blocking wall is provided with a sliding groove for the clamping portion to move, the first blocking wall and the second blocking wall are attached to each other by the elastic force of the elastic member, and at least part of the clamping portion is located in the concave cavity.

7. The seat reversing structure according to claim 6, wherein a surface of the catching portion is provided with a slope to convert a force in a vertical direction to a force of a horizontal movement of the switch.

8. The seat reversing structure according to any one of claims 4 to 6, wherein the locking means is provided in two sets, respectively provided at left and right side portions of the seat.

9. The seat reversing structure according to claim 1, wherein the seat bottom surface is provided with a flat surface portion, and the flat surface portion is attached to the stationary seat after the seat is installed.