CN217835426U

CN217835426U - Rotation and inclination angle adjustment control linkage device for child safety seat

Info

Publication number: CN217835426U
Application number: CN202221270793.5U
Authority: CN
Inventors: 艾延增
Original assignee: Taiqian Yongjia Feather Products Co ltd
Current assignee: Taiqian Yongjia Feather Products Co ltd
Priority date: 2022-05-25
Filing date: 2022-05-25
Publication date: 2022-11-18
Anticipated expiration: 2032-05-25

Abstract

A child safety seat rotation and inclination angle adjustment control linkage device is suitable for adjusting the inclination angle of a seat assembly and the rotation angle of the seat assembly relative to a base assembly, wherein the seat assembly is installed on the base assembly and can rotate on the base assembly; to sum up, the utility model is provided with a turntable component and a clamping locking component, wherein the clamping locking component mainly comprises an inclined chute and a locking pin, the locking pin can be inserted into a gear hole to lock the inclination of the seat component, and in addition, the locking pin is simultaneously inserted into a gear groove of a rotation angle to lock the rotation of the seat component; compared with the traditional mechanism for separately adjusting, the utility model has the advantages that the number of used parts is small, the adjustment can be carried out only by operating the handle, and the operation is simple; the integral structure is compact, and the integral weight is lighter and the carrying is convenient due to less parts.

Description

Rotation and inclination angle adjustment control linkage device for child safety seat

Technical Field

The utility model belongs to the technical field of the safety seat, concretely relates to rotatory and inclination adjustment control aggregate unit of children's safety seat.

Background

The seats in vehicles are designed for use by adults and therefore vehicle seats and their associated harnesses are not suitable for children aged 12 and under; at present, a child safety seat is generally added on a vehicle seat to be suitable for a child to sit. For improving the comfort and the convenience of use of the child safety seat, part of the child safety seat can rotate by 360 degrees, so that the front and back reversing is realized, and the angle adjusting function of the seat is realized, so that the child safety seat is suitable for children of different ages to use.

However, the child safety seat has a complex structure and high manufacturing cost, the requirement on the matching precision of all parts is high, the weight of the whole seat is too heavy, and the portability in use is reduced.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a rotatory and inclination adjustment control aggregate unit of children's safety seat solves technical problem that the required precision is high between complicated, the manufacturing cost height of prior art children's safety seat structure, each part.

In order to solve the technical problem, the utility model discloses a following technical scheme:

a child safety seat rotation and inclination angle adjustment control linkage device is suitable for adjusting the inclination angle of a seat assembly and the rotation angle of the seat assembly relative to the base assembly, the seat assembly is installed on the base assembly, the seat assembly can rotate on the base assembly, the child safety seat rotation and inclination angle adjustment control linkage device comprises a rotary disc assembly and a clamping locking assembly, the rotary disc assembly is a rotary body, a rotary concave surface matched with the rotary disc assembly is arranged on the base assembly, the rotary disc assembly is installed on the rotary concave surface, the rotary disc assembly can freely rotate on the rotary concave surface for 360 degrees, a plurality of rotation angle gear grooves are formed in the rotary concave surface, all the rotation angle gear grooves are arranged in a circular array around the central line of the rotary concave surface, and each rotation angle gear groove extends towards the central line of the rotary concave surface;

the top of the turntable assembly is provided with a turntable bearing surface, the bottom of the seat assembly is provided with a bottom bearing surface matched with the turntable bearing surface, the turntable assembly is provided with a sliding groove, the seat assembly is connected with the turntable through a fastener, the fastener penetrates through the sliding groove, and the fastener can slide in the sliding groove; a gear hole is arranged on the turntable assembly, and the arrangement mode of the gear hole is the same as the shape of the sliding groove;

the clamping locking assembly comprises a locking pin, the locking pin is arranged on the seat assembly, when the seat assembly is in a locking state, the row of gear holes are correspondingly positioned right above one of the rotation angle gear grooves, and the locking pin is inserted in one gear hole and the rotation angle gear groove.

Furthermore, the turntable assembly comprises a turntable, a cylindrical table is fixed at the bottom of the turntable, a mounting hole is formed in the bottom of the seat assembly, the cylindrical table penetrates through the mounting hole, and a fixing disc is fixed at the lower end of the cylindrical table through a fastening bolt.

Furthermore, a flange structure is arranged on the outer edge of the rotary disc, two hook members are fixed on the base assembly, and the two hook members are hooked on the flange structure of the rotary disc, so that the rotary disc is limited on the base assembly.

Furthermore, the clamping and locking assembly further comprises a handle fixing seat, the handle fixing seat is installed on the bottom of the front side of the seat assembly through a fastening bolt, a handle is arranged in the handle fixing seat, and the handle can move in the fixing seat along the front-back direction; the handle fixing seat is internally provided with a vertical sliding groove, the locking pin is inserted in the sliding groove, the upper end of the locking pin is fixedly provided with a transverse pin, and the lower part of the locking pin is arranged in a certain gear hole and the rotation angle gear groove in a penetrating manner;

an inclined sliding groove is formed in the rear end of the handle and is arranged in an inclined mode from front to back, and the transverse pin penetrates through the inclined sliding groove.

Furthermore, a return spring is connected between the handle and the inner wall of the handle fixing seat or between the handle and the bottom of the seat component.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses set up the carousel subassembly between seat subassembly and base subassembly, carousel subassembly links together with the seat subassembly, and the carousel subassembly can rotate on the base subassembly to drive the seat subassembly and rotate, form the rotary motion of seat subassembly, and the seat subassembly sets up on the carousel subassembly, and the seat subassembly relies on the cooperation of fastener and spout, can slide on the carousel subassembly, forms the slope action of seat; the seat component is also provided with a clamping locking component, the clamping locking component mainly comprises an inclined chute and a locking pin, the locking pin can be inserted into the gear hole to lock the inclination of the seat component, in addition, the locking pin is simultaneously inserted into the gear groove of the rotation angle to lock the rotation of the seat component, and the inclined chute is utilized to drive the locking pin to move upwards or downwards to form unlocking action or locking action; the utility model discloses block locking subassembly as inclination regulation locking mechanical system, simultaneously as 360 rotatory regulation control mechanism of seat again, for the mechanism that traditional separately adjusted, use the part few, only need operate the handle can adjust, easy operation; the integral structure is compact, and the integral weight is lighter and the carrying is convenient due to less parts.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention.

Fig. 1 is an exploded view of an embodiment of the linkage device for adjusting and controlling the rotation and inclination angle of the child safety seat of the present invention.

FIG. 2 is a schematic view of the engagement of the hook member and the turntable assembly;

FIG. 3 is an isometric view of the turntable assembly;

FIG. 4 is a schematic view of the engagement of the locking assembly with the turntable assembly;

FIG. 5 is an exploded view of the snap lock assembly.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The present invention will be described in further detail with reference to examples.

As shown in fig. 1-5, the utility model provides a rotatory and inclination adjustment control aggregate unit of children's safety seat is applicable to the inclination of adjustment seat subassembly 1 and the rotation angle of relative base subassembly 2, seat subassembly 1 is installed on base subassembly 2, and seat subassembly 1 can be rotatory on base subassembly 2, rotatory and inclination adjustment control aggregate unit of children's safety seat include turntable assembly 3 and block locking subassembly 4, turntable assembly 3 is the solid of revolution, have on the seat subassembly 1 with 3 looks adaptations of turntable assembly 5 gyration concave surface 5, turntable assembly 3 installs on gyration concave surface 5, turntable assembly 3 can be on gyration concave surface 5 360 free rotations, as the utility model discloses a another embodiment, turntable assembly 3 is as follows in gyration concave surface 5 pivoted connected mode:

the turntable assembly 3 comprises a turntable 6, a cylindrical table 7 is fixed at the bottom of the turntable 6, a mounting hole 8 is formed in the bottom of the seat assembly 1, the cylindrical table 7 penetrates through the mounting hole 8, and a fixed disc 9 is fixed at the lower end of the cylindrical table 7 through a fastening bolt; the turntable 6 can rotate in a mounting hole 8 at the bottom of the seat assembly 1 through a cylindrical table 7, and a fixed disc 9 is used for mounting the cylindrical table 7 so as to prevent the cylindrical table 7 from falling out of the mounting hole 8;

as shown in fig. 2, a flange structure 10 is provided at the outer edge of the rotary plate 6, two hook members 11 are fixed on the base assembly 2, and the rotary plate 6 is further limited on the base assembly 2 by the two hook members 11 hooking on the flange structure 10 of the rotary plate 6.

The turning concave surface 5 is provided with four rotation angle gear grooves 12, the four rotation angle gear grooves 12 are arranged in a cross shape, namely two rotation angle gear grooves 12 are arranged in tandem, the other two rotation angle gear grooves 12 are arranged in the left-right direction, and each rotation angle gear groove 12 extends towards the central line of the turning concave surface 5; the snap lock assembly 4 cooperates with one of the rotation angle gear slots 12 to limit the rotation of the turntable assembly 3 on the base assembly 2, i.e. to complete the positioning of the seat assembly 1 in the rotation direction, and the four rotation angle gear slots 12 represent the seat assembly 1 capable of being positioned in four directions, four directions being the most common for the seat assembly 1.

The top of the rotating disc 6 is provided with a rotating disc bearing surface 13, the bottom of the seat assembly 1 is provided with a bottom bearing surface 14 matched with the rotating disc bearing surface 13, the rotating disc bearing surface 13 is used for supporting the bottom bearing surface 14, the rotating disc 6 is provided with a plurality of sliding grooves 15, the sliding grooves 15 can be provided with a plurality of sliding grooves, the seat assembly 1 is connected with the rotating disc 6 through fasteners 16 penetrating in the sliding grooves 15, namely, each sliding groove 15 is internally provided with a fastener 16, the fasteners 16 can slide in the corresponding sliding grooves 15, the fasteners 16 can be long bolts, on one hand, the seat assembly 1 and the rotating disc 6 are connected together through the fasteners 16, on the other hand, the seat assembly 1 can slide on the sliding grooves 15 of the rotating disc 6 by the fasteners 16, and finally the seat assembly 1 is inclined; it should be noted that all the runners 15 are of the same profile, ensuring that the seat assembly 1 can slide on the turntable 6 by means of the fasteners 16 in the runners 15.

In order to position the seat assembly 1 in an inclined state, a row of gear holes 17 are formed in the rotary table 6, the row of gear holes 17 comprises a plurality of gear holes 17 arranged at intervals, and the arrangement mode of the row of gear holes 17 is the same as the shape of the sliding groove 15; the snap lock assembly 4 cooperates with one of the shift holes 17 to limit the tilt of the seat assembly 1 on the turntable 6, i.e. to complete the positioning of the tilt angle of the seat assembly 1.

As shown in fig. 5, the above-mentioned snap lock assembly 4 includes a lock pin 18, the lock pin 18 is disposed on the seat assembly 1, when the seat assembly 1 is in a locked state, the seat assembly 1 can neither rotate relative to the base assembly 2 nor tilt relative to the swivel plate assembly 3, and at this time, a gear hole 17 is correspondingly located right above one of the rotation angle gear slots 12, and the lock pin 18 is inserted in one of the gear holes 17 and the rotation angle gear slot 12, so as to complete the locking action of the seat assembly 1.

When the locking pin 18 is disengaged from the gear hole 17, the seat assembly 1 can be operated to adjust the inclination angle thereof, and when the locking pin 18 is disengaged from the gear groove 12 rotating by the angle of rotation, the seat assembly 1 can be operated to adjust the rotation direction thereof; in order to facilitate the locking pin 18 to be separated from the gear hole 17 and the rotation angle gear groove 12, a handle fixing seat 19 is further arranged at the bottom of the front side of the seat assembly 1, a slide way structure is formed inside the handle fixing seat 19, a handle 20 is arranged in the handle fixing seat 19, the handle 20 can move in the handle fixing seat 19 along the front-back direction, and the end part of the handle 20 needs to extend out of the handle fixing seat 19 to form a handle structure, so that the operation is convenient; a vertical sliding groove 21 is arranged in the handle fixing seat 19, the locking pin 18 is inserted in the sliding groove 21, and the lower part of the locking pin 18 is arranged in a certain gear hole 17 and the rotation angle gear groove 12 in a penetrating manner; the locking pin 18 moves upwards along the sliding groove 21, the lower part of the locking pin 18 can be separated from the gear hole 17 and the rotation angle gear groove 12, the unlocking action of the seat is completed, in order to realize the action that the locking pin 18 moves upwards along the sliding groove 21, the rear end of the handle 20 is provided with the inclined sliding groove 22, the inclined sliding groove 22 is obliquely arranged from front to back, the upper end part of the locking pin 18 is fixedly provided with the transverse pin 23, the transverse pin 23 penetrates through the inclined sliding groove 22, the transverse pin 23 is vertical to the plane of the inclined sliding groove 22, the transverse pin 23 can move along the inclined sliding groove 22, and the inclined sliding groove 22 is obliquely arranged in a high-low mode, so under the action of the inclined sliding groove 22, the transverse pin 23 can be driven to move upwards along the sliding groove 21.

As another embodiment of the present invention, a return spring 24 is connected between the handle 20 and the bottom of the seat assembly 1, and after the seat assembly 1 is adjusted, the handle 20 and the handle fixing seat 19 move relatively to each other, so that the handle 20 is loosened, and the return spring 2 resets the handle 20.

It should be noted that, in this document, terms such as "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A child safety seat rotation and inclination angle adjustment control linkage device is suitable for adjusting the inclination angle of a seat assembly and the rotation angle of the seat assembly relative to the base assembly, wherein the seat assembly is installed on the base assembly, and the seat assembly can rotate on the base assembly;

2. The child safety seat rotation and recline angle adjustment control linkage of claim 1, wherein: the turntable assembly comprises a turntable, a cylindrical table is fixed at the bottom of the turntable, a mounting hole is formed in the bottom of the seat assembly, the cylindrical table penetrates through the mounting hole, and a fixing disc is fixed at the lower end of the cylindrical table through a fastening bolt.

3. The child safety seat rotation and recline angle adjustment control linkage according to claim 2, further including: the outer fringe at the carousel is provided with the flange structure, is fixed with two hook members on the base subassembly, through two hook member hooks on the flange structure of carousel to make the carousel inject on the base subassembly.

4. The child safety seat rotation and recline angle adjustment control linkage of claim 1, wherein: the clamping and locking assembly further comprises a handle fixing seat, the handle fixing seat is mounted on the bottom of the front side of the seat assembly through a fastening bolt, a handle is arranged in the handle fixing seat, and the handle can move in the fixing seat along the front-back direction; the handle fixing seat is internally provided with a vertical sliding groove, the locking pin is inserted in the sliding groove, the upper end of the locking pin is fixedly provided with a transverse pin, and the lower part of the locking pin is arranged in a certain gear hole and the rotation angle gear groove in a penetrating manner;

5. The child safety seat rotation and recline angle adjustment control linkage according to claim 4, wherein: and a return spring is connected between the handle and the inner wall of the handle fixing seat or between the handle and the bottom of the seat component.