CN115675207A - Child safety seat - Google Patents

Abstract

The invention discloses a child safety seat which comprises a seat body, a headrest and a first buffering part, wherein the headrest is arranged on the seat body, the seat body is provided with two seat side wings which are oppositely arranged, the first buffering part is arranged along the inner side wall of the headrest, the first buffering part comprises at least one first buffering layer and at least one second buffering layer, the hardness of the second buffering layer is smaller than that of the first buffering layer, the second buffering layer is fixed on one side surface of the first buffering layer and is adjacent to the inner side wall of the headrest, and the first buffering layer is positioned on one side of the inner side wall far away from the headrest. The child safety seat can well protect infants, and can reduce the weight and the manufacturing cost of the child safety seat.

Description

Child safety seat

Technical Field

The invention relates to the technical field of infant carriers, in particular to a child safety seat with a buffer structure and small weight.

Background

The child safety seat is a device which is arranged on a car seat and is used for an infant to sit, under the condition that the car is braked emergently or collided accidentally, the impact force on the infant is relieved through a shell of the child safety seat, and meanwhile the body movement of the infant is limited through a binding device on the child safety seat, so that the probability that the infant is injured in an accident is reduced, and the traveling safety of the infant is ensured.

In order to better protect the riding safety of infants, the conventional child safety seat is integrally provided with a buffer structure along the inner side or the outer side of the seat body of the child safety seat, and the buffer structure can provide better protection for the infants on the one hand, but also increases the weight and the production cost of the child safety seat.

Some children's safety seat on the market at present, in order to guarantee travelling comfort and security, all cover the seat on the seat by a large scale generally and have the seat buffering foaming body, so can lead to children's safety seat's weight and price all to be higher.

Therefore, there is a need for a child safety seat with a simple structure, which can protect an infant and reduce the weight and cost, so as to solve the above problems.

Disclosure of Invention

The invention aims to provide a child safety seat which is simple in structure, can well protect an infant and can reduce the weight and the cost.

In order to realize the purpose, the technical scheme of the invention is as follows: the utility model provides a child safety seat, it includes seat body, head rest and first bolster, and the inside wall setting of head rest is followed to first bolster includes the first buffer layer of at least one deck and at least one deck second buffer layer, and the hardness of second buffer layer is less than the hardness of first buffer layer, and the second buffer layer is fixed in the side of first buffer layer and borders on in the inside wall of head rest, and first buffer layer is located the inside wall one side of keeping away from the head rest.

Preferably, the headrest has two side wings arranged oppositely, and the first buffer member is arranged at least along the inner side walls of the two side wings.

Preferably, the child safety seat further comprises a headrest outer cover sleeved outside the headrest, and the first buffer member is fixed to the inner side wall of the headrest lateral wing or is arranged in the headrest outer cover and attached to the inner side wall of the headrest lateral wing.

Preferably, the inner side wall of the headrest lateral wing is concavely provided with a fixing groove, the first buffer member is accommodated in the fixing groove, and the surface of the first buffer layer and the inner side wall of the headrest are in smooth transition.

Preferably, the child safety seat further comprises a second buffer member, wherein the second buffer member is arranged along the inner side walls of the two seat side wings and is positioned below the headrest.

Preferably, the seat body further includes a seat portion and a backrest portion disposed above the seat portion, each of the seat side wings extends along an up-down direction of the seat body and is connected to the seat portion and the backrest portion, the headrest is mounted on the backrest portion, and the second cushion member is disposed in an area between the headrest and the seat portion in a height direction of the seat body.

Preferably, the child safety seat further includes a cushion covering the seat body, and the second buffer member is fixed to an inner side wall of the seat side wing or is disposed in the cushion and attached to the inner side wall of the seat side wing.

Preferably, the child safety seat further comprises a small cushion arranged on the seat body, the small cushion is provided with two shoulder supporting parts which are arranged oppositely, the two shoulder supporting parts are respectively attached to the inner side walls of the side wings of the seat, and the second buffer piece can be arranged in the shoulder supporting parts.

Preferably, two pockets are arranged on the seat cushion at positions corresponding to the inner side walls of the side wings of the seat, the two pockets are symmetrically arranged and located below the headrest, and the second buffer piece is arranged in the pockets.

Preferably, the pocket has an opening through which the second cushion is removably disposed within the pocket.

Preferably, the second buffer member includes at least one first buffer layer.

Preferably, the first buffer layer is integrally formed by a foaming material, and the thickness of the first buffer layer is 5mm-25mm.

Preferably, the first buffer layer is integrally formed by any one of expanded polyethylene, expanded polypropylene, expanded polystyrene, expanded polyethylene and polystyrene composite.

Preferably, the second buffer member further includes at least one second buffer layer, the second buffer layer is fixed to a side of the first buffer layer and adjacent to the inner sidewall of the seat side flap, and the first buffer layer is located on a side of the inner sidewall far away from the seat side flap.

Preferably, the first buffer member and the second buffer member each further include at least one third buffer layer, hardness of the third buffer layer is less than hardness of the first buffer layer, and the third buffer layer is fixed to a side surface of the first buffer layer away from the second buffer layer.

Preferably, the second buffer layer and the third buffer layer are foam layers, and the thickness of the second buffer layer is 10mm-40mm.

In another aspect of the present application, a child safety seat is provided, which includes a seat body and a headrest installed on the seat body, the seat body has two seat side wings arranged oppositely, and the child safety seat is characterized by further comprising: the second bolster, the second bolster is along two the inside wall setting of seat flank is located the below of head rest.

Preferably, the seat body still includes the seat and locates the back portion of seat top, each the seat flank is all followed the seat body extend in the upper and lower direction and connect in the seat reaches the back portion, the headrest install in the back portion in the direction of height of seat body, the second bolster is located the headrest with in the region between the seat.

Preferably, the child safety seat further includes a cushion sleeved outside the seat body, and the second buffer member is fixed to the inner side wall of the seat side wing or is arranged in the cushion and attached to the inner side wall of the seat side wing.

Preferably, the child safety seat further comprises a small cushion arranged on the seat body, the small cushion is provided with two shoulder supporting portions which are arranged oppositely, the two shoulder supporting portions are respectively attached to the inner side walls of the side wings of the seat, and the second buffer piece can be arranged in the shoulder supporting portions.

Preferably, the child safety seat further comprises a cushion sleeved outside the seat body, two pockets are arranged on the cushion corresponding to the positions of the inner side walls of the side wings of the seat and symmetrically arranged below the headrest, and the second cushion is arranged in the pockets.

Preferably, two pockets are arranged on the seat cushion corresponding to the inner side walls of the side wings of the seat, the two pockets are symmetrically arranged and located below the headrest, and the second buffer piece is arranged in the pocket.

Preferably, the pocket has an opening through which the second cushion is removably disposed within the pocket.

Preferably, the second buffer member includes at least one first buffer layer.

Preferably, the first buffer layer is integrally formed by a foaming material, and the thickness of the first buffer layer is 5mm-25mm.

Preferably, the first buffer layer is integrally formed by any one of expanded polyethylene, expanded polypropylene, expanded polystyrene, expanded polyethylene and polystyrene composite.

Preferably, the second buffer further comprises at least one second buffer layer, the second buffer layer is fixed on one side of the first buffer layer and is adjacent to the inner side wall of the seat side wing, and the first buffer layer is located on the side of the inner side wall far away from the seat side wing.

Preferably, each of the second buffer members further includes at least one third buffer layer, hardness of the third buffer layer is less than that of the first buffer layer, and the third buffer layer is fixed to a side surface of the first buffer layer away from the second buffer layer.

Preferably, the second buffer layer and the third buffer layer are foam layers, and the thickness of the second buffer layer is 10mm-40mm.

Preferably, the distance from the upper side of the second buffer piece to the seat part is 200mm-400mm, and the area of the side face of the second buffer piece contacting with the infant is 4000mm ² -20000mm ² 。

Preferably, the second cushion is connected to the seat side wings by means of hook and loop fasteners.

Compared with the prior art, the child safety seat has the advantages that the first buffer parts are arranged only along the inner side walls of the headrests and/or the second buffer parts are arranged only at the shoulders of the child safety seat, and the buffer structures are not arranged at other positions of the seat body, so that on the premise that most of the buffer structures are omitted in the prior art, the child safety seat can still well protect infants, meanwhile, the weight of the whole buffer structures is reduced, further, the weight of the child safety seat is reduced, and the manufacturing cost of the child safety seat is reduced; and the first buffer piece/the second buffer piece is composed of the first buffer layer and the second buffer layer with different hardness, so that the child safety seat has better comfort on the premise of ensuring better buffer performance, and meanwhile, the child safety seat is simple in structure and easier to produce and manufacture, and further saves the cost of the child safety seat and the buffer structure of the child safety seat.

Drawings

Fig. 1 is a schematic view of a child safety seat according to a first embodiment of the present invention.

FIG. 2 is a schematic view of another angle of the headrest of FIG. 1.

Fig. 3 is a schematic structural view of an embodiment of the first buffer of the present invention.

Fig. 4 is a schematic structural view of another embodiment of the first buffer of the present invention.

Fig. 5 is a schematic view of a child safety seat according to a second embodiment of the present invention.

Fig. 6 is a schematic view of the seat cushion of fig. 5 with the seat cushion removed.

FIG. 7 is an exploded schematic view of the headrest of FIG. 5.

Fig. 8 is a schematic view of an embodiment of the second dampener of fig. 5.

Fig. 9 is a schematic view of a child safety seat according to a third embodiment of the present invention.

FIG. 10 is an enlarged schematic view of the pocket of FIG. 9.

Fig. 11 is a schematic view of a child safety seat in a fourth embodiment of the present invention.

Fig. 12 is an exploded view of the small seat cushion of fig. 11.

Fig. 13 is a schematic structural view of another embodiment of the second buffer member of fig. 5.

Fig. 14 is a schematic view of a child safety seat according to an embodiment of the present invention.

Fig. 15 is a schematic view of a child safety seat according to a fifth embodiment of the present invention.

Fig. 16 is a schematic view of a child safety seat according to a sixth embodiment of the present invention.

Fig. 17 is a schematic view of a child safety seat in a seventh embodiment of the present invention.

Detailed Description

Embodiments of the present invention will now be described with reference to the drawings, wherein like element numerals represent like elements. In addition, the directions of the upper, lower, left, right, front, rear, and the like referred to in the present invention are all the directions or positional relations based on the drawings, which are only for convenience of describing the technical solution of the present application or/and simplifying the description, and do not indicate or imply that the referred device or element must have a specific direction, be constructed in a specific direction and operate, and thus, should not be construed as limiting the present application.

Referring to fig. 1 to 12, a child safety seat 100 according to the present invention at least includes a seat body 110, a headrest 120, and a first cushion 130. The seat body 110 includes a seat portion 111 and a backrest portion 112 disposed above the seat portion 111, two opposite sides of the seat body 110 are further respectively provided with seat side wings 113, and each of the seat side wings 113 extends to a top end of the backrest portion 112 and a front end of the seat portion 111 along a vertical direction. The headrest 120 is mounted to the backrest portion 112 of the seat body 110 in a manner that is conventional in the art and will not be described in detail. In the present invention, the first cushion member 130 is provided along the inner side wall of the headrest 120 for protecting the head of an infant.

More preferably, the child safety seat 100 of the present invention may further include a second cushion member 140, the second cushion member 140 is disposed along the inner sidewalls of the two seat side wings 113, and in the height direction of the child safety seat 100, the second cushion member 140 is disposed in an area between the headrest 120 and the seat portion 111, and the second cushion member 140 is used for protecting the shoulder of the infant.

The following description will discuss specific configurations and arrangements of the first and second cushions 130, 140 of the child safety seat 100 according to various embodiments of the present invention with reference to fig. 1-17.

Referring first to fig. 1-2, in a first embodiment of the present invention, the child safety seat 100 is provided with only the first cushion member 130. The headrest 120 has a head support portion 121 and two opposite side headrest wings 122 connected to the head support portion 121, the head support portion 121 and the two side headrest wings 122 are integrally formed and substantially enclose a U-shaped structure, and the formed headrest 120 is of a hard structure and has a fixed shape, wherein the head support portion 121 is used for supporting the neck and the head of an infant, the two side headrest wings 122 play a role in limiting the range of the head of the infant moving to the side, and the first buffer member 130 is at least arranged along the inner side walls of the two side headrest wings 122.

With continued reference to fig. 1-2, in the present embodiment, two first cushion members 130 are specifically provided, and the two first cushion members 130 are respectively fixed to the inner side walls of the two headrest side wings 122. More specifically, the inner side wall of the headrest flank 122 is recessed outward to form a fixing groove 1221, the shape of the first cushion 130 corresponds to the shape of the fixing groove 1221, the thickness of the first cushion 130 corresponds to the depth of the fixing groove 1221, the first cushion 130 is adhered or fixed in the fixing groove 1221 in other ways, and the surface of the first cushion 130 and the surface of the head support portion 121 form a smooth transition, that is, the inner side wall of the headrest 120 is U-shaped and smoothly transits as shown in fig. 2, so as to ensure the comfort of the head and neck of the infant.

It will be appreciated that the first dampener 130 is not limited to being secured to the inner side walls of the headrest wings 122. For example, in other embodiments, the child safety seat 100 may further include a headrest housing (not shown) that is sleeved outside the headrest 120. The first cushion 130 may be disposed in the headrest housing and attached to the inner side walls of the headrest wings 122, and the first cushion 130 may be completely enclosed in the headrest housing or may be detachably disposed in the headrest housing. The manner in which the headrest housing is arranged is conventional in the art and will not be described in detail.

As shown in fig. 2 to 4, in the present embodiment, the first buffer 130 includes at least one first buffer layer 131 and at least one second buffer layer 132, the first buffer layer 131 has a certain hardness and a certain thickness, the first buffer layer 131 and the second buffer layer 132 have corresponding shapes and sizes, the hardness of the second buffer layer 132 is smaller than that of the first buffer layer 131, and the second buffer layer 132 is fixed to one side of the first buffer layer 131. When the first cushion member 130 is fixed to the headrest side wings 122, the second cushion layer 132 is fixed to the inner side walls of the headrest side wings 122, the first cushion layer 131 is located at the side of the inner side walls far away from the headrest 120, and the first cushion layer 131 is close to the head of an infant in use. In this embodiment, the first buffer layer 130 is formed by combining the first buffer layer 131 and the second buffer layer 132 with different hardness, so that the first buffer layer 130 has better buffering performance, and can better protect the head and the neck of an infant when receiving impact force.

Referring to fig. 2 to 3, in the present embodiment, the first buffer 130 specifically includes a first buffer layer 131 and a second buffer layer 132, and the thickness of the first buffer layer 131 is slightly smaller than that of the second buffer layer 132. Of course, the thickness of the first buffer layer 131 may be equal to or greater than the thickness of the second buffer layer 132.

Preferably, the first buffer layer 131 is integrally molded by a foaming material, and the thickness of the first buffer layer 131 is preferably 5-25mm, and the first buffer member 130 has a good buffering property and is light by the foaming material molding, thereby reducing the weight of the entire buffer structure. Of course, the thickness of the first buffer layer 131 is not limited to the above thickness, and the thickness can be flexibly adjusted according to specific needs, and is not limited to be formed by foaming material, and other materials with good buffer performance and light weight can be used for forming.

In some embodiments, the first buffer layer 131 is preferably formed by integrally molding any one of Expanded Polyethylene (EPE), expanded polypropylene (EPP), expanded Polystyrene (EPS), expanded Polyethylene and Polystyrene composite material (EPO), and the above materials have the characteristics of good toughness, uneasy rupture and good buffer performance, so that the first buffer member 130 has good buffer performance, thereby having a good protection effect on infants, and light weight, and greatly reducing the weight of the whole buffer structure, and further reducing the weight of the child safety seat 100. Of course, the first buffer layer 131 is not limited to be formed of the above-listed materials, and may be formed of other materials having good buffering performance and light weight.

In the present embodiment, the second buffer layer 132 is preferably a foam layer, and the thickness of the second buffer layer 132 is preferably 10-40mm, however, the second buffer layer 132 is not limited to be made of foam, and may be formed by other similar materials, and is not limited to the above thickness, and the thickness of the second buffer layer 132 may be flexibly adjusted according to the need.

Referring to fig. 2 and 4, in a more preferred embodiment, the first buffer 130 further includes at least one third buffer layer 133, the shape and size of the third buffer layer 133 correspond to those of the first buffer layer 131, the hardness of the third buffer layer 133 is less than that of the first buffer layer 131, and the third buffer layer 133 is fixed on a surface of the first buffer layer 131 far from the second buffer layer 132, that is, the first buffer layer 131 is sandwiched between the second buffer layer 132 and the third buffer layer 133. When the first cushion member 130 with the three-layer structure is fixed to the headrest side wings 122, the second cushion layer 132 is fixed to the inner side walls of the headrest side wings 122, and the third cushion layer 133 is close to the head and the neck of the infant.

Referring now to fig. 5-8, in a second embodiment of the present invention, the difference from the first embodiment described above is that: the headrest 120 has a slightly different structure and the first cushion 130 is disposed at a slightly different position.

In the present embodiment, the headrest 120 also has a head supporting portion 121 and two opposite side headrest wings 122 connected to the head supporting portion 121, but the head supporting portion 121 and the two side headrest wings 122 do not maintain a fixed shape after being integrally formed, but are formed by directly filling a flexible material in a headrest housing, so that an angle between the head supporting portion 121 and the two side headrest wings 122 can be changed in an uninstalled state, and the headrest 120 having such a structure has good comfort. For the headrest 120 in this embodiment, the first cushion member 130 is disposed inside the headrest wings 122 and located close to the inner side walls, that is, the first cushion member 130 is located close to the face of the infant, and the shape of the first cushion member 130 is adjusted according to the shape of the headrest wings 122; the first cushioning member 130 may be sewn directly into the headrest flank 122, that is, the first cushioning member 130 is not detachable, or an opening may be provided in the headrest housing, so that the first cushioning member 130 is detachably disposed in the headrest flank 122.

In this embodiment, the specific structure and molding material of the first cushion 130 are the same as those of the first embodiment, and therefore, the description thereof will not be repeated.

As shown in fig. 5-6 and 8, in the second embodiment of the present invention, the child safety seat 100 further includes two second cushion members 140, and the two second cushion members 140 are respectively attached to the inner side walls of the seat side wings 113, and in the height direction of the seat body 110, the second cushion members 140 are fixed in the area between the headrest 120 and the seat portion 111 for protecting the shoulders of the infant seated in the child safety seat 100. More specifically, the second cushion member 140 is adhered or otherwise fixed to the inner side wall of the seat side wing 113, and the size and shape of the second cushion member 140 can be flexibly set according to the requirement, which is not limited specifically herein.

Referring to fig. 8, in the present embodiment, since the second cushion member 140 is disposed corresponding to the shoulder position of the infant, the second cushion member 140 may be disposed only on the first buffer layer 141, and the first buffer layer 141 has a certain hardness and a certain thickness, and the shape thereof is not particularly limited herein. The material and the forming manner of the first buffer layer 141 are the same as those of the first buffer layer 131 of the first buffer 130 in the first embodiment, and therefore, the description thereof is not repeated.

Furthermore, the second buffer 140 may further include a second buffer layer 142, and the hardness of the second buffer layer 142 is less than that of the first buffer layer 141, but the thickness of the second buffer layer 142 is slightly greater than that of the first buffer layer 141, and the second buffer layer 142 is fixed on a side surface of the first buffer layer 141. When installed, the second cushion layer 142 is adjacent to the inner side walls of the seat side wings 113, so that the first cushion layer 141 is close to the shoulder side of the infant. The material and the molding manner of the second buffer layer 142 are the same as those of the second buffer layer 132 in the first buffer 130, and therefore, the description thereof is not repeated.

Referring to fig. 13, preferably, a third buffer layer 143 may be further disposed on the second buffer 140, the hardness of the third buffer layer 143 is less than that of the first buffer layer 141, and the third buffer layer 143 is fixed on a surface of the first buffer layer 141 away from the second buffer layer 142, so that the first buffer layer 141 is sandwiched between the second buffer layer 142 and the third buffer layer 143. After the infant seat is installed, the third buffer layer 143 is close to the shoulders of the infant, and the third buffer layer 143 can enable the infant to have better comfort when the infant sits. The material and molding method of the third buffer layer 143 are also the same as those of the third buffer layer 133 of the first buffer material 130, and thus, a description thereof will not be repeated.

The second buffer member 140 may be square, rectangular, circular, oval, irregular, etcAnd (4) a shape. The contact area of the second cushion member 140 with the shoulder of the child may be 4000mm ² -20000mm ² In the meantime. The second buffer 140 may be between 10mm-40mm thick. The second cushion 140 may be made of foaming material such as EPS, EPO, EPP, etc.

With continued reference to fig. 5-6, in the present embodiment, the child safety seat 100 further includes a cushion 150, the cushion 150 is sleeved outside the seat body 110, the second cushion 140 can be disposed inside the cushion 150 and attached to the inner side wall of the seat side wing 113, and the second cushion 140 can be enclosed inside the cushion 150 or detachably disposed inside the cushion 150. The second cushion 140 may also be disposed in a pocket on the inner side of the seat cushion 150, i.e., the side of the seat cushion 150 facing the seat side wings 113. The pocket may be attached to the seat side flap 113 by hook and loop fasteners. The manner in which the seat cushion 150 is disposed is conventional in the art and will not be described in detail.

Although the specific structure of the seat body 110 in the present embodiment is different from that in the first embodiment, the specific structure of the seat body 110 is conventional in the art, and the arrangement of the first cushion member 130 and the second cushion member 140 is not affected.

Referring now to fig. 9-10, in a third embodiment of the present invention, the only difference from the second embodiment described above is that: the second cushion 140 is disposed at a slightly different position. The description of the other identical parts will not be repeated.

In the present embodiment, the second cushion 140 is embedded in the seat cushion 150 and attached to the inner side walls of the seat side wings 113, but the second cushion 140 is still located between the headrest 120 and the seat portion 111 in the height direction of the child safety seat 100, that is, the position of the second cushion 140 still corresponds to the shoulder position of the infant.

With continued reference to fig. 9-10, in the present embodiment, the two opposite sides of the width direction of the seat cushion 150 are respectively provided with pockets 151, the pockets 151 respectively correspond to the inner side walls of the seat wings 113, while in the height direction of the seat cushion 150, the pockets 151 are respectively located between the headrest 120 and the seat portion 111, the pockets 151 are shaped according to the shape and size of the second cushion member 140, and each pocket 151 preferably has an opening 1511 through which the second cushion member 140 is inserted into or removed from the pocket 151. The opening 1511 may be provided on the front or lower side of the pocket 151. In this embodiment, the second cushion 140 is detachably configured to facilitate the detachment and cleaning of the seat cushion 150. Of course, the buffering function of the present invention can also be achieved by placing the second buffering member 140 in the pocket 151 and completely closing the pocket 151. The pocket 151 may be removably or non-removably attached to the seat cushion 150. The pocket 151 may be detachably connected to the seat cushion 150, for example, in the form of a hook and loop fastener.

Referring now to fig. 11-12, in a fourth embodiment of the present invention, the difference from the third embodiment described above is only: the second cushion 140 is disposed in a slightly different manner. The first buffer 130 may be disposed in any manner described above.

In this embodiment, the child safety seat 100 further includes a small cushion 160, the small cushion 160 is mounted on the cushion 150, and the small cushion 160 is located below the headrest 120 in the height direction of the child safety seat 100. Specifically, the small cushion 160 has a hip support part 161, a back support part 162, and two shoulder support parts 163, the back support part 162 is provided above the hip support part 161, and both are preferably an integral structure, but not limited thereto, and the two shoulder support parts 163 are symmetrically provided at both sides of the back support part 162. When the small cushion 160 is installed, the hip support part 161 is located above the seat part 111, the back support part 162 is attached to the back rest part 112 and located below the headrest 120, and the two shoulder support parts 163 are respectively attached to the inner side walls of the two seat side wings 113, and the shoulder support parts 163 are used for supporting and restraining the shoulders of the infant, as shown in fig. 11.

In the present embodiment, the second cushion member 140 is incorporated in the shoulder supporting portion 163, and the second cushion member 140 may be sewn directly in the shoulder supporting portion 163, or the shoulder supporting portion 163 may be provided with an opening so that the second cushion member 14 is detachable. The shape of the second cushion member 140 is flexible according to the shape of the shoulder supporting portion 163, and may be installed in the shoulder supporting portion 163.

It is to be understood that, in the present embodiment, the second cushion 140 may be provided on both sides of the seat cushion 150 or/and the inner side wall of the seat body 110, that is, the second cushion 140 may be provided on at least one of the shoulder supporting portion 163 of the small seat cushion 160, both sides of the seat cushion 150, and the inner side wall of the seat body 110, in addition to the shoulder supporting portion 163 of the small seat cushion 160.

Referring again to fig. 5 to 12, in the second to fourth embodiments of the present invention, the specific shapes and sizes of the first and second buffering members 130 and 140 are flexibly and adaptively changed according to the installation positions thereof.

Referring to fig. 14, in order to better adapt the height of the second cushion member 140 to the shoulder of the infant, the distance L from the upper edge of the second cushion member 140 to the seat 111 may be between 200mm and 400 mm. The second cushion member 140 may protrude from the inner surface of the seat body 110, such that the shoulder of the infant contacts the second cushion member 140 before contacting the seat body 110, thereby ensuring the second cushion member 140 to perform a buffering function.

In summary, in the child safety seat 100 of the present invention, the first cushion member 130 is only disposed along the inner side wall of the headrest 120, and the other positions of the seat body 110 are not provided with any cushion structure, so that on the premise that most of the cushion structure is omitted compared with the existing manner, the child safety seat can still protect the infant well, and the weight of the whole cushion structure is reduced, so as to reduce the weight of the child safety seat 100 and reduce the manufacturing cost of the child safety seat 100; moreover, the first cushion member 130 is composed of the first cushion layer 131 and the second cushion layer 132 with different hardness, so that the child safety seat 100 has better comfort on the premise of ensuring better cushion performance, and meanwhile, the structure is simple, the production and the manufacture are easier, and the cost of the child safety seat 100 and the cushion structure thereof is further saved.

Referring now to fig. 15, in a fifth embodiment of the present invention, the difference from the above second embodiment is that: the headrest 120 does not have the first cushion 130 therein.

In this embodiment, the child safety seat 100 may have a headrest 120. The headrest 120 may be solid filled.

Referring to fig. 15 and 6, the child safety seat 100 is further provided with a second bumper 140. The child safety seat 100 further includes a cushion 150, the cushion 150 is sleeved outside the seat body 110, the second cushion 140 is also internally disposed in the cushion 150 and attached to the inner side wall of the seat side wing 113, and the second cushion 140 can be enclosed in the cushion 150 or detachably disposed in the cushion 150. The second cushion 140 can also be disposed in a pocket on the inner side of the seat cushion 150, which is the side of the seat cushion 150 facing the seat side wings 113. The pocket accommodating the second cushion 140 may be provided to be openable so that the second cushion 140 can be taken out of the pocket. Alternatively, the pocket that houses the second dampener 140 can be configured to be sealed such that the second dampener 140 cannot be removed from the pocket.

Referring to fig. 6, the second cushion member 140 may be disposed to be attached to an inner sidewall of the seat side wings 113, and the second cushion member 140 is fixed in a region between the headrest 120 and the seat 111 in the height direction of the seat body 110, for protecting shoulders of an infant seated in the child safety seat 100. Pockets 151 (see fig. 10) may be attached to the seat side wings by hook and loop fasteners. More specifically, the second cushion member 140 may be adhered or otherwise fixed to the inner side wall of the seat side wing 113, and the size and shape of the second cushion member 140 may be flexibly set according to the requirement, which is not limited herein.

Referring to fig. 8, in the present embodiment, since the second cushion member 140 is disposed corresponding to the shoulder position of the infant, the second cushion member 140 may be disposed only on the first cushion layer 141, and the first cushion layer 141 has a certain hardness and a certain thickness, and the shape thereof is not particularly limited herein. The material and the molding manner of the first buffer layer 141 can be the same as those of the first buffer layer 131 of the first buffer 130 in the first embodiment, and therefore, the description thereof will not be repeated.

Furthermore, the second buffer 140 may further include a second buffer layer 142, and the hardness of the second buffer layer 142 is less than that of the first buffer layer 141, but the thickness of the second buffer layer 142 is slightly greater than that of the first buffer layer 141, and the second buffer layer 142 is fixed on a lateral surface of the first buffer layer 141. When installed, the second cushion layer 142 is adjacent to the inner side walls of the seat side wings 113, so that the first cushion layer 141 is close to the shoulder side of the infant. The material and the molding manner of the second buffer layer 142 are also the same as those of the second buffer layer 132 in the first buffer 130, and therefore, the description thereof is not repeated.

Referring to fig. 13, it is more preferable that a third buffer layer 143 is further disposed on the second buffer 140, the hardness of the third buffer layer 143 is less than that of the first buffer layer 141, and the third buffer layer 143 is fixed to a surface of the first buffer layer 141 away from the second buffer layer 142, so that the first buffer layer 141 is sandwiched between the second buffer layer 142 and the third buffer layer 143. After the infant seat is installed, the third buffer layer 143 is close to the shoulders of the infant, and the third buffer layer 143 can enable the infant to have better comfort when the infant sits. The material and molding method of the third buffer layer 143 are also the same as those of the third buffer layer 133 of the first buffer material 130, and thus, a description thereof will not be repeated.

The second dampener 140 can be square, rectangular, circular, oval, irregular, and the like. The contact area of the second cushion member 140 with the shoulder of the child may be 4000mm ² -20000mm ² In between. The second buffer 140 may be between 10mm-40mm thick. The second cushion 140 may be made of foaming material such as EPS, EPO, EPP, etc.

Referring now to fig. 16 and 10, in a sixth embodiment of the present invention, the difference from the third embodiment described above is only: the headrest 120 does not have the first cushion 130 therein.

In the present embodiment, the second cushion 140 is embedded in the seat cushion 150 and attached to the inner side wall of the seat side wings 113, but the second cushion 140 is still located between the headrest 120 and the seat portion 111 in the height direction of the child safety seat 100, that is, the position of the second cushion 140 still corresponds to the shoulder position of the infant.

With continued reference to fig. 16 and 10, in the present embodiment, the opposite sides of the seat cushion 150 in the width direction may be respectively provided with pockets 151, the pockets 151 respectively correspond to the inner side walls of the seat side wings 113, while in the height direction of the seat cushion 150, the pockets 151 are respectively located between the headrest 120 and the seat portion 111, the pockets 151 are shaped according to the shape and size of the second cushion member 140, and each pocket 151 preferably has an opening 1511 through which the second cushion member 140 is inserted into or removed from the pocket 151. The opening 1511 may be provided on the front or lower side of the pocket 151. In this embodiment, the second cushion 140 is a detachable structure to facilitate the detachment and cleaning of the seat cushion 150. Of course, the buffering function of the present invention can also be achieved by placing the second buffering member 140 in the pocket 151 and completely closing the pocket 151. The pocket 151 may or may not be removably connected to the seat cushion 150. The pocket 151 may be removably attached to the seat cushion 150, for example, in the manner of a hook and loop fastener.

Referring now to fig. 17 and 12, in a seventh embodiment of the present invention, the difference from the fourth embodiment described above is only: the headrest 120 does not have the first cushion 130 therein.

In this embodiment, the child safety seat 100 further includes a small cushion 160, the small cushion 160 is mounted on the cushion 150, and the small cushion 160 is located below the headrest 120 in the height direction of the child safety seat 100. Specifically, the small cushion 160 has a hip support part 161, a back support part 162, and two shoulder support parts 163, the back support part 162 is provided above the hip support part 161, and both are preferably an integral structure, but not limited thereto, and the two shoulder support parts 163 are symmetrically provided at both sides of the back support part 162. When the small seat cushion 160 is installed, the buttocks support portion 161 is located above the seat portion 111, the back support portion 162 is attached to the backrest portion 112 and located below the headrest 120, and the two shoulder support portions 163 are respectively attached to the inner side walls of the two seat side wings 113, and the shoulder support portions 163 are used for supporting and restraining the shoulders of the infant, as shown in fig. 17.

In the present embodiment, the second cushion member 140 is incorporated in the shoulder supporting portion 163, and the second cushion member 140 may be sewn directly in the shoulder supporting portion 163, or the shoulder supporting portion 163 may be provided with an opening so that the second cushion member 14 is detachable. The shape of the second cushion member 140 is flexible according to the shape of the shoulder supporting portion 163, and may be installed in the shoulder supporting portion 163.

It is to be understood that, in the present embodiment, the second cushion 140 may be provided on both sides of the seat cushion 150 and/or on the inner side wall of the seat body 110, that is, the second cushion 140 may be provided on at least one of the shoulder supporting portion 163 of the small seat cushion 160, both sides of the seat cushion 150, and the inner side wall of the seat body 110, in addition to the shoulder supporting portion 163 of the small seat cushion 160.

Referring again to fig. 15 to 17, in the fifth to seventh embodiments of the present invention, the specific shape and size of the second cushion member 140 are flexibly adapted according to the installation position thereof. Referring to fig. 14, in order to make the height of the second cushion member 140 better fit to the shoulder of the infant, the distance L from the upper edge of the second cushion member 140 to the seat 111 may be between 200mm and 400 mm. The second cushion member 140 may protrude from the inner surface of the seat body 110, such that the shoulder of the infant contacts the second cushion member 140 before contacting the seat body 110, thereby ensuring the second cushion member 140 to perform a buffering function.

In summary, in the child safety seat 100 according to the fifth to seventh embodiments of the present invention, the cushioning structure is only disposed on the shoulders, and the cushioning structure is not disposed at other positions of the seat body 110, so that on the premise that most of the cushioning structure is omitted compared with the existing manner, the child safety seat can still protect the infant well, and the weight of the whole cushioning structure is reduced, so as to reduce the weight of the child safety seat 100 and the manufacturing cost of the child safety seat 100; moreover, the second cushion member 140 is composed of the first cushion layer 141 and the second cushion layer 142 with different hardness, so that the child safety seat 100 has better comfort on the premise of ensuring better cushion performance, and is simple in structure and easier to produce and manufacture, thereby further saving the cost of the child safety seat 100 and the cushion structure thereof.

The construction of the remainder of the child safety seat 100 to which the present invention relates is conventional in that it is well known to those of ordinary skill in the art and will not be described in detail herein.

The above disclosure is only for the preferred embodiment of the present invention, and it should be understood that the present invention is not limited thereto, and the invention is not limited to the above disclosure.

Claims (31)

1. The utility model provides a children's safety seat, its include the seat body and install in the head rest of seat body, the seat body has two relative seat flanks that set up, its characterized in that still includes:

the first buffer piece is arranged along the inner side wall of the headrest; and first bolster includes the first buffer layer of at least one deck and at least one deck second buffer layer, the hardness of second buffer layer is less than the hardness of first buffer layer, the second buffer layer is fixed in a side of first buffer layer and adjacent to the inside wall of headrest, first buffer layer is located and keeps away from inside wall one side of headrest.

2. The child safety seat according to claim 1, wherein the headrest has two headrest wings disposed opposite to each other, and the first cushion is disposed along at least inner sidewalls of the two headrest wings.

3. The child safety seat according to claim 2, further comprising a headrest cover covering the headrest, wherein the first cushion is fixed to the inner side wall of the headrest wing or is arranged in the headrest cover and attached to the inner side wall of the headrest wing.

4. The child safety seat according to claim 2 or 3, wherein the inner side wall of the headrest lateral wing is concavely provided with a fixing groove, the first buffer member is accommodated in the fixing groove, and the surface of the first buffer layer and the inner side wall of the headrest are in smooth transition.

5. The child safety seat according to claim 1, further comprising a second cushioning member disposed along the inner side walls of the two seat side wings and below the headrest.

6. The child safety seat according to claim 5, wherein the seat body further comprises a seat portion and a backrest portion disposed above the seat portion, each of the seat side wings extends in the up-down direction of the seat body and is connected to the seat portion and the backrest portion, the headrest is mounted to the backrest portion, and in the height direction of the seat body, the second cushion member is disposed in a region between the headrest and the seat portion.

7. The child safety seat according to claim 6, further comprising a cushion covering the outside of the seat body, wherein the second cushion is fixed to the inside wall of the seat side wing or is embedded in the cushion and attached to the inside wall of the seat side wing.

8. The child safety seat according to claim 5 or 7, further comprising a small cushion provided on the seat body, wherein the small cushion has two shoulder support portions disposed opposite to each other, the two shoulder support portions are respectively attached to inner side walls of the side wings of the seat, and the second cushion member is provided in the shoulder support portions.

9. The child safety seat according to claim 7, wherein two pockets are disposed on the seat cushion corresponding to the inner side walls of the side wings of the seat, the two pockets are symmetrically disposed and located below the headrest, and the second cushion member is disposed in the pockets.

10. The child safety seat according to claim 9, wherein the pocket has an opening through which the second bumper is removably received within the pocket.

11. The child safety seat according to claim 5, wherein the second cushioning member includes at least one layer of the first cushioning layer.

12. The child safety seat according to claim 1 or 11, wherein the first cushioning layer is integrally formed of a foamed material, and the thickness of the first cushioning layer is 5mm to 25mm.

13. The child safety seat according to claim 1 or 11, wherein the first cushion layer is integrally formed by any one of expanded polyethylene, expanded polypropylene, expanded polystyrene, expanded polyethylene, and polystyrene composite.

14. The child safety seat according to claim 11, wherein the second cushioning member further comprises at least one layer of the second cushioning layer, the second cushioning layer being secured to a side of the first cushioning layer adjacent to the inner side wall of the seat side flap, the first cushioning layer being positioned away from the inner side wall of the seat side flap.

15. The child safety seat according to claim 1 or 14, wherein each of the first cushioning member and the second cushioning member further comprises at least one third cushioning layer, the third cushioning layer having a hardness less than the hardness of the first cushioning layer, the third cushioning layer being secured to a side of the first cushioning layer remote from the second cushioning layer.

16. The child safety seat according to claim 15, wherein the second cushioning layer and the third cushioning layer are foam layers, and the second cushioning layer has a thickness of 10mm to 40mm.

17. The utility model provides a children's safety seat, its include the seat body and install in the head rest of seat body, the seat body has two relative seat flanks that set up, its characterized in that still includes:

the second bolster, the second bolster is along two the inside wall setting of seat flank is located the below of head rest.

18. The child safety seat according to claim 17, wherein the seat body further comprises a seat portion and a backrest portion disposed above the seat portion, each of the seat side wings extends in a vertical direction of the seat body and is connected to the seat portion and the backrest portion, the headrest is mounted to the backrest portion, and the second cushion member is disposed in a region between the headrest and the seat portion in a height direction of the seat body.

19. The child safety seat according to claim 18, further comprising a cushion covering the outside of the seat body, wherein the second cushion is fixed to the inside wall of the seat side wings or is embedded in the cushion and attached to the inside wall of the seat side wings.

20. The child safety seat according to claim 17, further comprising a small cushion disposed on the seat body, wherein the small cushion has two shoulder supports disposed opposite to each other, the two shoulder supports respectively fit to inner sidewalls of the seat side wings, and the second cushion is disposed in the shoulder supports.

21. The child safety seat according to claim 17, further comprising a cushion covering the seat body, wherein two pockets are disposed on the cushion corresponding to inner side walls of the side wings of the seat, the two pockets are symmetrically disposed and located below the headrest, and the second cushion is disposed in the pocket.

22. The child safety seat according to claim 19, wherein two pockets are disposed on the seat cushion corresponding to the inner side walls of the side wings of the seat, the two pockets are symmetrically disposed and located below the headrest, and the second cushion member is disposed in the pockets.

23. The child safety seat according to claim 21 or 22, wherein the pocket has an opening through which the second cushion is removably received within the pocket.

24. The child safety seat according to claim 17, wherein the second cushioning member comprises at least one first cushioning layer.

25. The child safety seat according to claim 24, wherein the first cushioning layer is integrally formed of a foamed material, and the first cushioning layer has a thickness of 5mm to 25mm.

26. The child safety seat according to claim 24, wherein the first cushion layer is integrally formed by any one of expanded polyethylene, expanded polypropylene, expanded polystyrene, expanded polyethylene, and polystyrene composite.

27. The child safety seat according to claim 24, wherein the second cushioning member further comprises at least one second cushioning layer secured to a side of the first cushioning layer adjacent the inner side walls of the seat side wings, the first cushioning layer being positioned away from the inner side walls of the seat side wings.

28. The child safety seat according to claim 27, wherein the second cushioning members each further comprise at least one third cushioning layer having a hardness less than the hardness of the first cushioning layer, the third cushioning layer being secured to a side of the first cushioning layer remote from the second cushioning layer.

29. The child safety seat according to claim 28, wherein the second cushioning layer and the third cushioning layer are each a foam layer, and the second cushioning layer has a thickness of 10mm to 40mm.

30. The child safety seat according to claim 18, wherein the distance from the upper side of the second cushion member to the seat portion is 200mm to 400mm, and the area of the side surface of the second cushion member contacting the infant is 4000mm ² -20000mm ² 。

31. The child safety seat according to claim 17, wherein the second bumper is connected to the seat side wings by way of hook and loop fasteners.

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