CN207693285U - Foldable multifunctional thing to sit on - Google Patents

Abstract

The utility model discloses a multifunctional folding seat, which comprises a support frame with an unfolded state and a folded state. The support frame is mainly composed of a plurality of support rod groups connected in series. A human body support part that is concave downwards for sitting and lying down is formed, and the size of the human body support part can be adjusted by adjusting the unfolded state of the support rod group, so that the seat can be used as a swaddling seat for infants to lie on, Or it can be used as a seat for children or adults to sit and stand, which enriches the use functions of the seat and greatly prolongs its service life. When the seat does not need to be used, the first struts and the second struts of each support rod group rotate relatively to make the whole support frame form a regular flat structure, which not only reduces the occupied space of the seat, but also is very It is convenient for users to store and carry daily.

Description

Multifunctional folding seat

technical field

The utility model relates to a multifunctional folding seat, in particular to a folding seat which can be used not only as a seat but also as a swaddling seat for infants.

Background technique

In the prior art, there are swaddle seats for infants to lie on, which usually have a fixed space for children to lie on, and they cannot be folded when not using the swaddle seat, which leads to many problems such as difficult storage and carrying. Simultaneously, the use function of this type of swaddle seat is single, and just can not use again after children grow up, has caused the great waste of resource.

Contents of the invention

The purpose of the utility model is to provide a multi-functional folding seat which can be used as a seat and as a swaddle seat for infants.

In order to achieve the above purpose, the technical solution adopted by the utility model is: a multifunctional folding seat, including a support frame with an unfolded state and a folded state, the support frame includes a plurality of support rod groups, each of the support rods Each set includes a first strut and a second strut respectively extending in the up and down direction, the upper end of the first strut is pivotally connected with the upper end of the second strut, and all the strut groups Arranged in sequence along the front-to-back direction, the lower ends of all the first struts are pivotally connected around the first centerline of rotation, and the lower ends of all the second struts are pivotally connected around the second centerline of rotation , when the support frame is in the unfolded state, in each adjacent two groups of the support rod groups on the support frame, the first strut of one group of the support rod groups and the other group of the The second struts of the support rod groups are intersected, and the upper parts of all the support rod groups form a human body support part that is concave downward and can be used for sitting and lying; when the support frame is in a folded state, In all the supporting rod groups, the first supporting rod and the second supporting rod extend along the same length direction, and the folding seat further includes a locking mechanism for locking the supporting frame in an unfolded state.

Preferably, in all the sets of supporting rods, the length sum of the first supporting rod and the second supporting rod is the same, and the supporting frame is in the shape of a flat plate in the folded state.

Preferably, among all the support rod groups, there is a front support rod group located at the most front side and a rear support rod group located at the rearmost side, and the other groups located between the front support rod group and the rear support rod group In any one of the supporting rod groups, the lengths of the first supporting rod and the second supporting rod are set differently.

Further, in the front support rod set and the rear support rod set, the lengths of the first struts and the second struts are consistent.

Further, among all the support rod groups located in the front support rod group and the rear support rod group, it includes the first rod group whose first strut length is greater than the second strut length, and the first strut length is less than For the second rod group of the second strut length, the first rod group and the second rod group are alternately arranged one by one along the front and rear directions.

Furthermore, in all the first rod groups, the length of the first struts is set to increase sequentially from the front and rear sides to the middle; in all the second rod groups, the length of the second struts The length is set to increase successively from the front and back sides to the middle.

Preferably, the locking mechanism includes a locking piece provided on at least one set of the strut assembly, the locking piece is set between the upper end of the first strut and the upper end of the second strut used to lock both.

Further, there are two sets of locking pieces, which are respectively provided on the frontmost strut assembly and the rearmost strut assembly, and each of the locking pieces has a plurality of locking positions.

As an implementation, at least one set of the support rod groups includes a plurality of rod groups arranged in sequence along the front and back directions, and each of the rod groups includes a first rod, an upper end and the first rod. the upper ends of the rods are pivotally connected to a second strut, the lower ends of all of said first struts are pivotally connected together, the lower ends of all of said second struts are pivotally connected together, All the first struts constitute the first struts of the support rod set, and all the second struts constitute the second struts of the support rod set. Further, in all the groups of struts, the lower ends of all the first struts are pivotally connected around the first rotation center line, and the lower ends of all the second struts are pivoted around the The second rotation center line is connected.

Due to the application of the above-mentioned technical solutions, the utility model has the following advantages compared with the prior art: the multifunctional seat of the utility model is mainly composed of a plurality of support rod groups connected in series, and when all the support rod groups are unfolded, their upper parts A human body support part that is concave downward and can be used for sitting and lying can be formed between them. By adjusting the unfolded state of the support rod group, the size of the human body support part can be adjusted, so that the seat can be used as a swaddle for infants to lie on It can be used as a seat, or as a seat for children or adults to sit and stand, which enriches the use functions of the seat and greatly prolongs its service life. When the seat does not need to be used, the first struts and the second struts of each support rod group rotate relatively to make the whole support frame form a regular flat structure, which not only reduces the occupied space of the seat, but also is very It is convenient for users to store and carry daily.

Description of drawings

Accompanying drawing 1 is the three-dimensional schematic diagram that the foldable seat of the present embodiment is in an unfolded state;

Accompanying drawing 2 is the three-dimensional schematic diagram when the folding seat of this embodiment is in the unfolded state 2;

Accompanying drawing 3 is the three-dimensional schematic diagram of the folding seat of the present embodiment when it is in the unfolded state;

Accompanying drawing 4 is the three-dimensional schematic view of the foldable seat in the present embodiment when it is in the unfolded state;

Accompanying drawing 5 is the schematic diagram of the installation of the lock in the folding seat of the present embodiment;

Figure 6 is a schematic top view of the folding seat of this embodiment when it is in a folded state.

Among them: 1. The first support rod; 2. The second support rod; 3. The first pin shaft; 4. The second pin shaft; 5. The locking piece; 10. The front support rod group; 20. The rear support rod group; 30 , the first pole group; 40, the second pole group.

Detailed ways

The technical solution of the present utility model will be further elaborated below in conjunction with the accompanying drawings and specific embodiments.

Referring to the multifunctional folding seat as shown in Fig. 1 to Fig. 6, it includes a support frame with an unfolded state and a folded state, and the support frame is mainly composed of a plurality of support rod groups connected in series. Each supporting rod set includes a first supporting rod 1 and a second supporting rod 2 respectively extending in the vertical direction, and the upper end of the first supporting rod 1 is pivotally connected with the upper end of the second supporting rod 2 .

All the support rod groups are arranged in sequence along the front and rear direction, and the lower ends of all the first support rods 1 are pivotally connected around the first rotation centerline, and the lower ends of all the second support rods 2 are connected around the second rotation centerline Phase pivot connection. Referring to Fig. 1, in this embodiment, the lower ends of all the first struts 1 are rotatably connected together through the first pin shaft 3, and the axis line of the first pin shaft 3 constitutes the first rotation center line; The lower ends of all the second struts 2 are rotatably connected together through the second pin shaft 4 , and the axis line of the second pin shaft 4 constitutes the second rotation center line.

In each group of supporting rods, the upper end of the first supporting rod 1 and the upper end of the second supporting rod 2 are pivotally connected by a rotating shaft (not shown in the figure), the axes of all the rotating shafts, and The axes of the first pin shaft 3 and the second pin shaft 4 are parallel to each other.

When the support frame is in the unfolded state, as shown in Figure 1, in every adjacent two groups of support rod groups on the support frame, the first strut 1 on one of the support rod groups and the second strut 1 on the other support rod group The struts 2 are intersected, so that the upper parts of all the strut groups form a human body support part that is concave downwards and can be used for sitting or lying down; The second struts 2 are relatively rotated and extend along the same length direction, as shown in FIG. 6 .

Referring to Fig. 1 to Fig. 6, in all the supporting rod groups, the length sum of the first supporting rod 1 and the second supporting rod 2 is the same. The length of the rods mentioned here is the same as that refers to the first distance between the axis of the rotating shaft and the axis of the first pin 3, the axis of the rotating shaft and the axis of the second pin 4 in all support rod groups. The sum of the second spacings between the lines is the same. In this way, when the first strut 1 and the second strut 2 rotate around the rotation axis and extend along the same length direction, the first strut 1 and the second strut 2 of all the support rod groups can maintain the above-mentioned state at the same time, thereby The support frame forms a flat structure, as shown in FIG. 6 .

Referring to Fig. 1 to Fig. 6, among all the support rod groups, there is a front support rod group 10 located at the most anterior side and a rear support rod group 20 located at the rearmost side. In this embodiment, the front support rod group 10 and the rear support rod group In these two groups of support rod groups 20, the rod lengths of the first strut rod 1 and the second strut rod 2 are consistent; Among them, the rod lengths of the first strut 1 and the second strut 2 are set differently.

Specifically, in all the support rod groups located in the front support rod group 10 and the rear support rod group 20 along the front-rear direction, there is a first rod group 30 whose length of the first strut 1 is greater than that of the second strut 2, and the first The second pole group 40 whose length of the strut 1 is less than the length of the second pole 2, in this embodiment, as shown in Fig. 1 to Fig. 4 and Fig. 6, the above-mentioned first pole group 30 and the second pole group 40 The directions are set alternately one by one. In this way, as shown in FIGS. 1 to 4 , the positions where the first strut 1 and the second strut 2 are pivotally connected on all the first rod sets 30 (hereinafter referred to as the upper pivot point of the first rod set 30 ) are all It is located on the right side of the support frame; and on all the second rod groups 40, the position where the first strut 1 is pivotally connected to the second brace (hereinafter referred to as the upper pivot point of the second rod group 40 ) is located on the support frame. On the left side, the above-mentioned downward concave body support portion for sitting and lying is formed.

In this embodiment, in all the first pole groups 30, the length of the first struts 1 is set to increase sequentially from the front and rear sides to the middle; in all the second pole groups 40, the length of the second struts 2 It is also arranged to increase successively from the front and rear sides to the middle. In this way, when the support frame is unfolded, as shown in FIGS. The connecting line between the pivot joints at the upper ends of the support rod group 20 roughly forms an ellipse, so that the human body support part forms an approximate semi-ellipsoid shape, which is very attractive in appearance, and can also realize good protection and support for infants when lying down.

Referring to Fig. 5 and Fig. 6, the folding seat further includes a locking mechanism for locking the support frame in the unfolded state. The locking mechanism includes a locking piece arranged on at least one group of strut assemblies, and the locking piece is arranged between the upper end of the first strut 1 and the upper end of the second strut 2 to lock the two, that is, at least When one set of support rods is locked, the entire support frame can be locked.

In this embodiment, there are two sets of locking members 5, which are respectively arranged on the front support rod set 10 and the rear support rod set 20 to lock the two sets of support rods respectively. Specifically, the locking member 5 can adopt a locking joint with multiple locking positions, so that the support frame can be locked in multiple different deployment positions, so that the seat has multiple working states. The outer side of each locking piece 5 can be provided with an unlocking button for unlocking operation. When the operator presses the buttons on the front and rear sides simultaneously, the locking piece 5 is unlocked so as to adjust the unfolded state of the support frame or fold the support frame.

When setting it up specifically, in each group of support rods, a limit structure can also be provided between the upper end of the first support rod 1 and the upper end of the second support rod 2, so as to further improve the rigidity and stability of the support frame when it is deployed. In each support rod group, the widths of the first strut 1 and the second strut 2 along the front-to-back direction are set to be the same.

In this way, referring to Fig. 1 to Fig. 4, when the support frame of this embodiment is unfolded, all the support rod groups are unfolded sequentially along the front and rear directions to stand on the ground, and a downward recess is formed between the upper parts of all the support rod groups. The human body support part can adjust the size of the human body support part by adjusting the unfolded state of each support rod group, so that it can form a lying part that can meet the lying space requirements of infants and young children of different ages, so that the seat can be used as a Or form a sitting part that can be used for children or adults to sit and stand, so that the seat can be used as a children's chair or an adult chair.

And when the seat needs to be folded up, the first strut 1 and the second strut 2 in all the support rod groups are relatively rotated respectively, so that the first strut 1 of each support rod group can be Both extend along the same length direction as the second strut 2 , so that the entire support frame forms a flat plate structure as shown in FIG. 6 . This not only reduces the occupied space of the seat, but also has a very regular folded structure, which is very convenient for users to store and carry daily, and greatly improves the convenience of use.

In some other embodiments, the following structural settings can also be adopted: at least one set of support rod groups includes a plurality of support rod groups arranged in sequence along the front-to-back direction, and each support rod group includes a first support rod, an upper end a second strut pivotally connected to the upper end of the first strut, the lower ends of all the first struts are pivotally connected together and the lower ends of all the second struts are pivotally connected together, and all the first struts are pivotally connected together at the lower ends One pole constitutes the first strut 1 of the support rod group, and all the second struts constitute the second strut 2 of the support rod group, between two adjacent first struts, adjacent two second struts The length between the rods can be the same or different, and the support frame of the present utility model can also be formed as described above. In particular, in all sets of struts, the lower ends of all first struts are pivotally connected about a first centerline of rotation, and the lower ends of all second struts are pivotally connected about a second centerline of rotation.

The above-mentioned embodiments are only to illustrate the technical concept and characteristics of the present utility model, and its purpose is to enable those familiar with this technology to understand the content of the present utility model and implement it accordingly, and not to limit the protection scope of the present utility model. All equivalent changes or modifications made according to the spirit of the utility model shall fall within the protection scope of the utility model.

Claims (10)

1. A multifunctional folding seat, comprising a support frame with an unfolded state and a folded state, characterized in that: the support frame includes a plurality of support rod groups, and each of the support rod groups includes The first strut and the second strut, the upper end of the first strut is pivotally connected to the upper end of the second strut, all the support rods are arranged in sequence along the front and rear direction, all The lower ends of the first struts are pivotally connected around a first centerline of rotation, and the lower ends of all of the second struts are pivotally connected around a second centerline of rotation, When the support frame is in the unfolded state, in each adjacent two groups of the support rod groups on the support frame, the first struts of one group of the support rod groups are connected with the support rods of the other group. The second struts of the rod group are intersected, and the upper parts of all the support rod groups form a human body support part that is concave downward and can be used for sitting and lying; when the support frame is in a folded state, all The first support rod and the second support rod in the support rod group extend along the same length direction, and the folding seat further includes a locking mechanism for locking the support frame in an unfolded state. 2. The multifunctional folding seat according to claim 1, characterized in that: in all the sets of support rods, the sum of the lengths of the first and second support rods is the same, and the support frame is In the folded state, it is flat. 3. The multifunctional folding seat according to claim 1, characterized in that: among all the support rod groups, there is a front support rod group located at the frontmost side and a rear support rod group located at the rearmost side, located along the front-to-rear direction In any other set of support bars between the front set of support bars and the set of rear support bars, the lengths of the first struts and the second struts are set differently. 4. The multifunctional folding seat according to claim 3, characterized in that: in the front support rod set and the rear support rod set, the lengths of the first support rod and the second support rod are consistent. 5. The multifunctional folding seat according to claim 3 or 4, characterized in that: in all the support rod groups in the front support rod group and the rear support rod group, the length of the first support rod is longer than that of the second support rod. The first rod group with the length of two struts and the second rod group with the length of the first strut less than the length of the second strut, the first rod group and the second rod group are alternately arranged one by one along the front and rear directions. 6. The multifunctional folding seat according to claim 5, characterized in that: in all the first rod groups, the length of the first struts is set to increase sequentially from the front and rear sides to the middle; all the In the second rod group, the lengths of the second struts are set to increase sequentially from the front and rear sides to the middle. 7. The multifunctional folding seat according to claim 1, characterized in that: the locking mechanism comprises a locking piece provided on at least one set of the pole assemblies, and the locking piece is provided on the first pole assembly. The upper end of the rod and the upper end of the second strut are used to lock the two. 8. The multifunctional folding seat according to claim 7, characterized in that: there are two sets of locking pieces, which are respectively arranged on the frontmost strut assembly and the rearmost strut assembly, each Each of the locking members has a plurality of locking positions respectively. 9. The multifunctional folding seat according to claim 1, characterized in that: at least one set of the support rod groups includes a plurality of support rod groups arranged in sequence along the front and rear directions, and each of the support rod groups includes a first a rod, a second rod whose upper end is pivotally connected to the upper end of the first rod, the lower ends of all the first rods are pivotally connected together, and all the second rods are pivotally connected together. The lower ends of the struts are pivotally connected together, all of the first struts constitute the first struts of the set of struts, and all of the second struts constitute the first struts of the set of struts Two struts. 10. The multifunctional folding seat according to claim 9, characterized in that: in all the sets of struts, the lower ends of all the first struts are pivotally connected around the first rotation centerline , the lower ends of all the second rods are connected around the second centerline of rotation.