CN210653272U - Foldable child seat structure - Google Patents
Foldable child seat structure Download PDFInfo
- Publication number
- CN210653272U CN210653272U CN201921663525.8U CN201921663525U CN210653272U CN 210653272 U CN210653272 U CN 210653272U CN 201921663525 U CN201921663525 U CN 201921663525U CN 210653272 U CN210653272 U CN 210653272U
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- frame
- locking
- connecting rod
- plug
- cushion frame
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Abstract
The utility model discloses a foldable child seat structure, which comprises a cushion frame and an enclosing rod frame, wherein the lower end of the enclosing rod frame is provided with a plug connector, the cushion frame is provided with a plug groove, and a locking mechanism is arranged between the plug connector and the plug groove; a front connecting rod is arranged between the surrounding rod frame and the cushion frame, the upper end of the front connecting rod is rotatably connected with the lower part of the surrounding rod frame, and the lower end of the front connecting rod is rotatably connected to the cushion frame; when the baby seat is folded, the locking mechanism is unlocked, the plug connector of the surrounding rod frame is pulled out, the surrounding rod frame is pressed downwards, the rotating connecting point of the surrounding rod frame and the front connecting rod moves towards the front lower part and the surrounding rod frame is folded relative to the seat cushion frame under the linkage action of the front connecting rod, and then the folding and folding of the whole baby seat are completed; the utility model discloses reduced the whole height of folding back seat and to length around, saved more spaces, overall structure is comparatively simple, and the member is less, and the cost is lower, easy and simple to handle when folding, labour saving and time saving.
Description
Technical Field
The utility model relates to a folding children's seat structure.
Background
The infant seat is an essential article for the infant in the growing process and bears the great hope of parents for the healthy growth of the infant. Most of the existing infant seats are designed to be foldable structures, and can be folded when not in use, so that the space is saved, and the infant seats are convenient to carry. However, the existing foldable infant seat still has to be improved in structure, and particularly, the existing foldable infant seat has a complex structure, and people often need to operate many parts of the infant seat to achieve limited folding, which is time-consuming, labor-consuming and inconvenient to use. With the development of society and the progress of science and technology, people urgently need a baby seat which is convenient to operate when being folded, saves time and labor and saves more space.
Disclosure of Invention
The utility model discloses the purpose is: the utility model provides a folding children's seat structure to solve current folding children's seat structure complicacy, folding inconvenient problem.
The technical scheme of the utility model is that: a foldable child seat structure comprises a cushion frame and a surrounding rod frame, wherein the lower end of the surrounding rod frame is provided with a plug-in connector, the cushion frame is provided with a plug-in groove corresponding to the plug-in connector, and a locking mechanism is arranged between the plug-in connector and the plug-in groove; a front connecting rod is arranged between the surrounding rod frame and the cushion frame, the upper end of the front connecting rod is rotatably connected with the lower part of the surrounding rod frame, and the lower end of the front connecting rod is rotatably connected to the cushion frame;
when the baby seat is folded, the locking mechanism is unlocked, the plug connector of the surrounding rod frame is pulled out, the surrounding rod frame is pressed downwards, the rotating connecting point of the surrounding rod frame and the front connecting rod moves towards the front lower side under the linkage action of the front connecting rod, the surrounding rod frame is folded relative to the seat cushion frame, and then the folding and folding of the whole baby seat are completed.
Further, this children's seat knot still includes the back connecting rod, enclose the pole frame and be equipped with the extension arm that extends backward in its top with preceding connecting rod rotation tie point, the upper end of back connecting rod with the rear portion of extension arm is rotated and is connected, the lower extreme of back connecting rod is rotated and is connected on the cushion frame, and the rotation tie point of back connecting rod and cushion frame is located the rear of preceding connecting rod and cushion frame's rotation tie point. The connection design of the front connecting rod and the rear connecting rod forms a quadrangle, so that the linkage type connecting rod is convenient for the enclosing rod frame to form a stable motion track, and the stability of the connecting rod during movement and rotation is improved.
Furthermore, the locking mechanism comprises a sliding block which is arranged in the inner cavity of the plug connector and can slide up and down, a spring and a locking bead which are arranged between the sliding block and the plug connector, the side wall of the plug connector is provided with an opening for the locking bead to be arranged and partially extend out, the lower end of the sliding block is sequentially provided with a locking section, a guiding section and an unlocking section from top to bottom, the diameter of the locking section is larger than that of the unlocking section, and the guiding section is in a frustum shape with a large upper part and a small lower part and is smoothly connected between the guiding section and the unlocking section; the peripheral wall of the insertion groove is provided with a locking groove corresponding to the locking bead; an unlocking assembly is arranged on the surrounding rod frame, and a traction lock is connected between the unlocking assembly and the sliding block;
when the baby seat is in a use state, the plug connector of the surrounding rod frame is inserted into the plug-in groove of the cushion frame, the locking bead is abutted against the side wall of the locking section of the sliding block, part of the locking bead extends out of the opening of the plug connector and is locked into the locking groove of the plug-in groove, and the plug connector cannot be separated from the plug-in groove at the moment, so that the surrounding rod frame and the cushion frame are locked;
when the locking between the enclosing rod frame and the cushion frame needs to be released, the unlocking assembly is operated, the unlocking assembly drives the sliding block to move upwards through the traction lock, the inner end of the locking bead is in sliding fit with the guide section and slides to the unlocking section, the locking bead is in an active state at the moment, as long as the enclosing rod frame is lifted upwards, the locking bead can automatically move inwards to the open hole through the matching of the outer side arc-shaped surface and is separated from the locking groove, and then the connection-peg and the insertion groove are separated.
Furthermore, the side wall of the plug connector is provided with at least three openings, the periphery of the side wall of the plug connector is uniformly arranged at intervals, and the number of the locking beads is consistent with that of the openings and is correspondingly arranged. The three-point locking design can improve the stability when the surrounding rod frame and the cushion frame are locked.
The utility model has the advantages that: the utility model discloses a bayonet joint 2-1 is pegged graft with inserting groove 1-1 and locking mechanical system 3, realizes enclosing the locking between pole frame 2 and cushion frame 1, through the unblock of locking mechanical system 3 and the interlock of preceding, back connecting rod, realized enclosing pole frame 2 antedisplacement and with the cushion frame between 1 folding draw in, reduced folding back seat's whole height and front and back to length, save more spaces, overall structure is comparatively simple, the member is less, the cost is lower, easy and simple to handle when folding, labour saving and time saving.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the description of the embodiments are briefly introduced below, 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 these drawings without creative efforts.
Fig. 1 is a schematic structural view of the utility model in a use state;
FIG. 2 is a schematic structural view of the middle enclosing rod frame of the present invention when it is retracted;
fig. 3 is a schematic view of the fully folded and folded assembly structure of the present invention;
fig. 4 is an assembly view of the locking mechanism at a certain angle according to the present invention.
Wherein: 1 a cushion frame; 1-1 inserting grooves;
2, enclosing a rod frame; 2-1 plug connector; 2-2 extension arms;
3, a locking mechanism; 3-1 sliding block; 3-1-1 locking segment; 3-1-2 guide section; 3-1-3 unlocking segment; 3-2 springs; 3-3 locking beads; 3-4 unlocking the assembly; 3-5, a traction lock; 3-6, opening holes;
4, a front connecting rod;
5 a rear link.
Detailed Description
The above-described scheme is further illustrated below with reference to specific examples. It should be understood that these examples are for illustrative purposes and are not intended to limit the scope of the present invention. The conditions employed in the examples may be further adjusted according to specific conditions, and the conditions not specified are generally conditions in routine experiments.
As shown in fig. 1 to 4, a foldable child seat structure comprises a cushion frame 1 and a surrounding rod frame 2, wherein the surrounding rod frame 2 is in a U shape with a downward opening, a plug connector 2-1 is arranged at the lower end of the surrounding rod frame 2, a plug groove 1-1 corresponding to the plug connector 2-1 is arranged on the cushion frame 1, and a locking mechanism 3 is arranged between the plug connector 2-1 and the plug groove 1-1; a front connecting rod 4 is installed between the surrounding rod frame 2 and the cushion frame 1, the upper end of the front connecting rod 4 is rotatably connected with the lower part of the surrounding rod frame 2, and the lower end of the front connecting rod 4 is rotatably connected on the cushion frame 1.
The utility model discloses a theory of operation does: when the baby seat is folded, the locking mechanism 3 is unlocked, the plug-in connector 2-1 of the surrounding rod frame 2 is pulled out, the surrounding rod frame 2 is pressed downwards, the rotating connection point of the surrounding rod frame 2 and the front connecting rod 4 moves towards the front lower part and the surrounding rod frame 2 is folded relative to the seat cushion frame 1 under the linkage action of the front connecting rod 4, and then the whole baby seat is folded.
In this embodiment, the child seat structure further includes a rear connecting rod 5, the extending arm 2-2 extending backward is disposed above the rotation connection point of the surrounding rod frame 2 and the front connecting rod 4, the upper end of the rear connecting rod 5 is rotatably connected to the rear portion of the extending arm 2-2, the lower end of the rear connecting rod 5 is rotatably connected to the seat cushion frame 1, and the rotation connection point of the rear connecting rod 5 and the seat cushion frame 1 is located behind the rotation connection point of the front connecting rod 4 and the seat cushion frame 1. The connection design of the front connecting rod and the rear connecting rod forms a quadrangle, so that the linkage type connecting rod frame 2 is convenient to form a stable motion track, and the stability of the connecting rod frame in moving and rotating is improved.
In this embodiment, the locking mechanism 3 comprises a slider 3-1 which is arranged in the inner cavity of the plug 2-1 and can slide up and down along the inner cavity, a spring 3-2 which is arranged between the slider 3-1 and the plug 2-1, and a locking bead 3-3, the side wall of the plug connector 2-1 is provided with an opening 3-6 for the locking bead 3-3 to be arranged and partially extended, the lower end of the sliding block 3-1 is provided with a locking section 3-1-1, a guiding section 3-1-2 and an unlocking section 3-1-3 from top to bottom in sequence, the diameter of the locking section 3-1-1 is larger than that of the unlocking section 3-1-3, the guiding section 3-1-2 is in a frustum shape with a large upper part and a small lower part, and is smoothly connected between the guide section 3-1-2 and the unlocking section 3-1-3; the peripheral wall of the insertion groove 1-1 is provided with a locking groove corresponding to the locking bead 3-3; an unlocking component 3-4 is arranged on the surrounding rod frame 2, and a traction lock 3-5 is connected between the unlocking component 3-4 and the sliding block 3-1. The unlocking assembly 3-4 is a conventional structure in the field of children's carriages, and is not specifically described and limited herein.
In this embodiment, at least three openings 3-6 are formed in the side wall of the plug connector 2-1, the locking beads 3-3 are uniformly arranged at intervals on the circumference, and the number of the locking beads 3-3 is consistent with that of the openings 3-6 and the locking beads are correspondingly arranged. The three-point locking design can improve the stability of the surrounding rod frame 2 and the cushion frame 1 when being locked.
The working principle of the locking mechanism 3 is as follows:
when the baby seat is in a use state, the plug-in connector 2-1 of the surrounding rod frame 2 is inserted into the plug-in groove 1-1 of the cushion frame 1, at the moment, the locking bead 3-3 abuts against the side wall of the locking section 3-1-1 of the sliding block 3-1, part of the locking bead 3-3 extends out of the opening of the plug-in connector 2-1 and is locked into the locking groove of the plug-in groove 1-1, at the moment, the plug-in connector 2-1 cannot be separated from the plug-in groove 1-1, and the surrounding rod frame 2 and the cushion frame 1 are locked;
when the locking between the surrounding rod frame 2 and the cushion frame 1 needs to be released, the unlocking assembly 3-4 is operated, the unlocking assembly 3-4 drives the sliding block 3-1 to move upwards through the traction lock 3-5, the inner end of the locking bead 3-3 is matched with the guide section 3-1-2 in a sliding mode and slides to the unlocking section 3-1-3, the locking bead 3-3 is in a movable state at the moment, as long as the surrounding rod frame 2 is lifted upwards, the locking bead 3-3 can automatically move inwards to the opening hole 3-6 through matching of the outer arc-shaped surface and is separated from the locking groove, and therefore the separation of the plug connector 2-1 and the plug groove 1-1 is achieved.
The utility model discloses a bayonet joint 2-1 is pegged graft with inserting groove 1-1 and locking mechanical system 3, realizes enclosing the locking between pole frame 2 and cushion frame 1, through the unblock of locking mechanical system 3 and the interlock of preceding, back connecting rod, realized enclosing pole frame 2 antedisplacement and with the cushion frame between 1 folding draw in, reduced folding back seat's whole height and front and back to length, save more spaces, overall structure is comparatively simple, the member is less, the cost is lower, easy and simple to handle when folding, labour saving and time saving.
The above is only a specific application example of the present invention, and does not constitute any limitation to the protection scope of the present invention. In addition to the above embodiments, other embodiments of the present invention are also possible. All the technical solutions formed by adopting equivalent substitutions or equivalent transformations fall within the scope of the present invention as claimed.
Claims (5)
1. The utility model provides a folding children's seat structure, includes cushion frame (1) and rail frame (2), its characterized in that: the lower end of the surrounding rod frame (2) is provided with a plug connector (2-1), the cushion frame (1) is provided with a plug groove (1-1) corresponding to the plug connector (2-1), and a locking mechanism (3) is arranged between the plug connector (2-1) and the plug groove (1-1); a front connecting rod (4) is arranged between the surrounding rod frame (2) and the cushion frame (1), the upper end of the front connecting rod (4) is rotatably connected with the lower part of the surrounding rod frame (2), and the lower end of the front connecting rod (4) is rotatably connected to the cushion frame (1);
when the baby seat is folded, the locking mechanism (3) is unlocked, the plug connector (2-1) of the surrounding rod frame (2) is pulled out, the surrounding rod frame (2) is pressed downwards, the rotating connection point of the surrounding rod frame (2) and the front connecting rod (4) moves towards the front lower side under the linkage action of the front connecting rod (4), and the surrounding rod frame (2) is folded relative to the cushion frame (1), so that the folding and folding of the whole baby seat are completed.
2. A foldable child seat structure according to claim 1, wherein: this children's seat knot still includes back connecting rod (5), enclose pole frame (2) and be equipped with extension arm (2-2) that extend backward in its top that rotates the tie point with preceding connecting rod (4), the upper end of back connecting rod (5) with the rear portion of extension arm (2-2) rotates and is connected, the lower extreme of back connecting rod (5) rotates and is connected on cushion frame (1), and the rotation tie point of back connecting rod (5) and cushion frame (1) is located the rear of the rotation tie point of preceding connecting rod (4) and cushion frame (1).
3. A foldable child seat structure according to claim 1, wherein: the locking mechanism (3) comprises a sliding block (3-1) which is arranged in an inner cavity of the plug-in connector (2-1) and can slide up and down, a spring (3-2) which is arranged between the sliding block (3-1) and the plug-in connector (2-1), and a locking bead (3-3), wherein the side wall of the plug-in connector (2-1) is provided with an opening (3-6) for installing the locking bead (3-3) and extending out partially, the lower end of the sliding block (3-1) is sequentially provided with a locking section (3-1-1), a guide section (3-1-2) and an unlocking section (3-1-3) from top to bottom, the diameter of the locking section (3-1-1) is larger than that of the unlocking section (3-1-3), and the guide section (3-1-2) is in a frustum shape with a large upper part and a small part, and is smoothly connected between the guide section (3-1-2) and the unlocking section (3-1-3); the peripheral wall of the insertion groove (1-1) is provided with a locking groove corresponding to the locking bead (3-3); an unlocking component (3-4) is arranged on the surrounding rod frame (2), and a traction lock (3-5) is connected between the unlocking component (3-4) and the sliding block (3-1);
when the baby seat is in a use state, the plug connector (2-1) of the surrounding rod frame (2) is inserted into the plug groove (1-1) of the cushion frame (1), at the moment, the locking bead (3-3) is abutted against the side wall of the locking section (3-1-1) of the sliding block (3-1), part of the locking bead (3-3) extends out of the opening of the plug connector (2-1) and is locked into the locking groove of the plug groove (1-1), at the moment, the plug connector (2-1) cannot be separated from the plug groove (1-1), and the surrounding rod frame (2) and the cushion frame (1) are locked;
when the locking between the surrounding rod frame (2) and the cushion frame (1) needs to be released, the unlocking assembly (3-4) is operated, the unlocking assembly (3-4) drives the sliding block (3-1) to move upwards through the traction lock (3-5), the inner end of the locking bead (3-3) is matched with the guide section (3-1-2) in a sliding mode and slides to the unlocking section (3-1-3), the locking bead (3-3) is in a movable state at the moment, as long as the surrounding rod frame (2) is lifted upwards, the locking bead (3-3) can automatically move inwards to the opening hole (3-6) and is separated from the locking groove through matching of the outer side arc-shaped surface, and then the connection plug (2-1) and the connection groove (1-1) are separated.
4. A foldable child seat structure according to claim 3, wherein: at least three openings (3-6) are formed in the side wall of the plug connector (2-1), the locking beads (3-3) are evenly arranged at intervals on the circumference, and the number of the locking beads (3-3) is consistent with that of the openings (3-6) and the locking beads are correspondingly arranged.
5. A foldable child seat structure according to claim 1, wherein: the surrounding rod frame (2) is in a U shape with an opening facing downwards.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921663525.8U CN210653272U (en) | 2019-09-30 | 2019-09-30 | Foldable child seat structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921663525.8U CN210653272U (en) | 2019-09-30 | 2019-09-30 | Foldable child seat structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210653272U true CN210653272U (en) | 2020-06-02 |
Family
ID=70837697
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921663525.8U Active CN210653272U (en) | 2019-09-30 | 2019-09-30 | Foldable child seat structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210653272U (en) |
-
2019
- 2019-09-30 CN CN201921663525.8U patent/CN210653272U/en active Active
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