CN202413484U - Child car safety seat and headrest mechanism thereof - Google Patents

Abstract

The utility model discloses a headrest mechanism, including headrest and connecting piece, the upper end of backrest is located to the connecting piece, the headrest liftable ground with the connecting piece block is connected. The utility model discloses simultaneously disclose a children car safety seat with head rest mechanism, children car safety seat has adjustable head rest mechanism, through head rest mechanism can realize the regulation of head rest height, thereby makes the head rest corresponds children's head, and then makes children car safety seat takes comfortablely.

Description

Child car safety seat and its headrest mechanism

technical field

The utility model relates to the field of car safety seats, in particular to a child car safety seat and a headrest mechanism thereof.

Background technique

In the early 1960s, in order to ensure the safety of children in cars, people invented child car safety seats. A child car safety seat is a seat that is tied to a car seat for a child to ride, has a restraint device, and can restrain the child to ensure the safety of the child when a car accident occurs. Facts have proved that the use of child car safety seats can minimize the injuries to children in the event of sudden braking or accidental collision of the car. Therefore, child safety seats are quickly accepted by consumers and promoted all over the world.

Existing child car safety seats include a seat, a backrest and a headrest. The backrest is arranged on the rear side of the seat and corresponds to the back of the human body, so that the back of the child can lean on. The headrest is fixedly arranged above the backrest and corresponds to the head of the human body, so that the head of the child can lean on it. Since the headrest is fixedly arranged above the backrest, when the child grows taller, the head of the child will be higher than the headrest of the child car safety seat. When in use, the child's head cannot lean against the headrest correspondingly, so that the child sitting on the child car safety seat will feel uncomfortable.

Therefore, it is necessary to provide an improved child car safety seat and its headrest mechanism to overcome the above defects.

Utility model content

An object of the present utility model is to provide a headrest mechanism for a child car safety seat, which can adjust the height of the headrest, so that the headrest corresponds to the child's head, and then the child's car safety seat Children on it feel comfortable.

Another object of the present utility model is to provide a child car safety seat, which has an adjustable headrest mechanism, through which the height of the headrest can be adjusted, so that the headrest corresponds to the height of the child. head, thus making the child car seat comfortable to ride.

In order to achieve the above object, the utility model provides a headrest mechanism, including a headrest mechanism, the headrest mechanism is arranged on a seat, the seat has a backrest, the headrest mechanism also includes a connecting piece, the connecting piece is arranged on The upper end of the backrest and the headrest are snapped and connected with the connecting piece in a liftable manner.

Preferably, the connector is provided with an engaging protrusion, and the headrest is provided with a plurality of engaging holes for matching with the engaging protrusion, and the engaging protrusion is detachably engaged in the engaging holes.

Preferably, an operating part is also provided on the connecting part. When the engaging protrusion is engaged in one of the engaging holes, the operating part protrudes from the other engaging hole. separated out.

Preferably, the connecting part includes a flexible part, and the engaging protrusion and the operating part are arranged on the flexible part.

Preferably, the upper end of the connecting piece forms a stop wall, and the headrest is provided with a stop block corresponding to the stop wall, and the stop block is used to collide with the stop wall, so as to prevent the headrest from detaching from the connection piece.

Preferably, a chute is further provided on the upper end of the connecting piece, and a slide block corresponding to the chute is provided on the headrest, and the slide block is slidably arranged in the chute.

Preferably, the engaging protrusion and the operating member are integrally formed.

In order to achieve another purpose, the utility model provides a child car safety seat, which includes a seat and a backrest arranged on the rear side of the seat, and also includes a headrest mechanism. The headrest mechanism includes a headrest and a backrest. A connecting piece, the connecting piece is arranged on the upper end of the backrest, and the headrest is engaged with the connecting piece in a liftable manner.

Preferably, the connector is provided with an engaging protrusion, and the headrest is provided with a plurality of engaging holes for matching with the engaging protrusion, and the engaging protrusion is detachably engaged in the engaging holes.

Preferably, an operating part is also provided on the connecting part. When the engaging protrusion is engaged in one of the engaging holes, the operating part protrudes from the other engaging hole. separated out.

Preferably, a stop wall is formed at the upper end of the connecting piece, and a stop block corresponding to the stop wall is provided on the headrest, and the stop block is used to collide with the stop wall, so as to prevent the headrest from detaching from the connection piece.

Preferably, a chute is provided on the upper end of the connecting piece, and a slider corresponding to the chute is provided on the headrest, and the slider is slidably locked in the chute.

Preferably, the engaging protrusion and the operating member are integrally formed.

Preferably, the backrest is a hollow structure.

Preferably, the child car safety seat further includes a side wing, and the side wing is formed by bending and extending the two sides of the backrest respectively toward the front side of the seat.

Preferably, the flanks are hollow structures.

Compared with the prior art, the children's car safety seat of the utility model includes a headrest mechanism, and the headrest mechanism includes a headrest and a connecting piece. . Therefore, the headrest can be adjusted up and down according to the height of the child, so that the headrest can be adjusted to the best position corresponding to the child's head, so that the child sitting on the child's car safety seat feels comfortable and has a good use effect.

The utility model will become clearer through the following description in conjunction with the accompanying drawings, which are used to explain the embodiments of the utility model.

Description of drawings

Fig. 1 is a structural schematic diagram of a specific embodiment of the child car safety seat of the present invention.

Fig. 2 is a structural schematic view of the child car safety seat shown in Fig. 1 at another angle.

Fig. 3 is a structural schematic diagram of another state of the child car safety seat shown in Fig. 1 .

Fig. 4 is a schematic diagram of the structure of the child car safety seat shown in Fig. 3 at another angle

Fig. 5 is a structural exploded view of a specific embodiment of the child car safety seat of the present invention.

Fig. 6 is a sectional view along the direction A-A of the child car safety seat shown in Fig. 2 .

Fig. 7 is a sectional view along the direction B-B of the child car safety seat shown in Fig. 2 .

FIG. 8 is an enlarged view of the structure of part A shown in FIG. 7 .

Detailed ways

Embodiments of the present invention will now be described with reference to the accompanying drawings, in which like reference numerals represent like components. As mentioned above, the utility model provides a child car safety seat and its headrest mechanism. The child car safety seat has an adjustable headrest mechanism, and the height of the headrest can be adjusted through the headrest mechanism, so that the headrest By corresponding to the head of the child, the child car safety seat is comfortable to ride and has a good use effect.

1-8 show a specific embodiment of the headrest mechanism of the present invention applied to a child car safety seat 1 . Referring to FIGS. 1-4 , a child car safety seat 1 includes a seat 10 , a backrest 20 and a headrest mechanism 30 , the backrest 20 is arranged on the rear side of the seat 10 , and the headrest mechanism 30 includes a headrest 31 and a connecting piece 21 , the connecting piece 21 is disposed on the upper end of the backrest 20 , and the headrest 31 is engaged with the connecting piece 21 in a liftable manner. Specifically, the child car safety seat 1 further includes side wings 40 , and the side wings 40 are formed by bending and extending from two sides of the backrest 20 toward the front side of the seat 10 . In this embodiment, the backrest 20 and the side wings 40 are both hollow structures, respectively having through holes 20a and 40a, and the hollow structure design makes the child car safety seat 1 have a good ventilation effect.

Referring to FIG. 2 and FIGS. 4-6 , the connecting member 21 is integrally formed on the upper end of the backrest 20 and protrudes from both side wings. A flexible part 21 a is disposed on the connecting part 21 , and an engaging protrusion 211 and an operating part 212 are disposed on the flexible part 21 a. When the operating member 212 is pressed, the engaging protrusion 211 is separated from the engaging hole 311 due to the deformation of the flexible member 21 a. The headrest 31 forms a receiving space 310 for receiving the connector 20 and defines a plurality of engaging holes 311 for engaging with the engaging protrusions 211 . The engaging hole 311 communicates with the receiving space 310, the connecting piece 21 is accommodated in the receiving space 310, and the engaging protrusion 211 is detachably engaged in the engaging hole 311, so that the headrest 31 can be raised or lowered relative to the connecting piece 21; When the engaging protrusion 211 is engaged with one of the engaging holes 311 , the operating member 212 is exposed in the other engaging hole 311 . When the operating member 212 is operated, the engaging protrusion 211 is separated from the engaging hole 311 . In this preferred embodiment, six engaging holes 311 are provided on the headrest 31, and the engaging holes 311 are arranged sequentially from top to bottom and are located on the same straight line. The distance between the piece 212 and the engaging protrusion 211 is the distance between two adjacent engaging holes 311 . When the engaging protrusion 211 is engaged with one of the five engaging holes 311 from top to bottom, the operating member 212 protrudes into the next engaging hole 311 . Specifically, the engaging protrusion 211 is formed integrally with the operating member 212 and is disposed at the middle of the connecting member 21 .

Referring to FIG. 2 , FIGS. 4-5 and 7-8 , the upper end of the connector 21 forms a stopper wall 213 and defines a slide groove 214 , and the headrest 31 defines a groove 312 and defines a sliding block 313 . In this embodiment, the upper end of the connecting piece 21 forms two stopper walls 213 and two sliding grooves 214, the headrest 31 is provided with two grooves 312 and two sliders 313, two stoppers The walls 213 are respectively located on two sides of the engaging protrusion 211 . Two grooves 312 are respectively defined on two sides of the engaging hole 311 and communicate with the receiving space 310 . Bottom walls of the two grooves 312 respectively protrude toward the receiving space 310 to form stoppers 314 corresponding to the stopper walls 213 . When the headrest 31 rises to the highest point, the stop block 314 collides with the stopper wall 213, thereby preventing the headrest 31 from detaching from the connecting piece 21; two slide grooves 214 are opened on both sides of the engagement protrusion 211 and are located at the two stops Between the walls 213, two sliders 313 are respectively provided on both sides of the engaging hole 311 and between the two grooves 312, the two sliders 313 correspond to the two slide grooves 214 respectively, and the sliders 313 can slide The ground card is located in the chute 214 . When the headrest 31 is raised or lowered relative to the connecting member 21 , the sliding groove 214 guides the slider 313 , so that the lifting stroke of the headrest 31 is on a straight line.

The usage principle of the child car safety seat 1 of the present invention is described below with reference to Figs. 1-8, specifically as follows:

In the initial state, the connecting piece 21 is completely accommodated in the accommodation space 310 of the headrest 31 , and at this time, the engaging protrusion 211 engages in the first engaging hole 311 from top to bottom. The operating piece 212 protrudes from the second engaging hole 311 from top to bottom. At this time, the headrest 31 is at the lowest position; when it is necessary to adjust the headrest 31 to raise it, press the operating piece 212 inward, so that The engaging projection 211 is separated from the first engaging hole 311 driven by the operating member 212 , and then the headrest 31 is pulled upward. When the headrest 31 rises to the position where the engaging protrusion 211 corresponds to the second engaging hole 311, the engaging protrusion 211 is engaged in the second engaging hole 311 under the action of the restoring force, and the operation member 212 is repeatedly operated and pulled Headrest 31 until the headrest 31 is adjusted to the best position corresponding to the child's head; when the headrest 31 rises so that the stop block 314 collides with the stop wall 213, the headrest 31 is at the highest position. The engaging protrusion 211 is engaged in the fifth engaging hole 311 from top to bottom, and the operating member 212 protrudes in the sixth engaging hole 311 from top to bottom; when it is necessary to adjust the headrest 31 so that When descending, press the operating part 212 and press the headrest 31 downwards.

To sum up, the child car safety seat 1 of the present invention includes a headrest mechanism 30 , and the headrest mechanism 30 includes a headrest 31 and a connecting piece 21 . The connecting piece 21 is disposed on the upper end of the backrest 20 , and the headrest 31 is engaged with the connecting piece 21 in a liftable manner. Therefore, the headrest 31 can be adjusted up and down according to the height of the child, so that the headrest 31 can be adjusted to the best position corresponding to the child's head, and the child sitting on the child car safety seat 1 can feel comfortable and have a good use effect .

The utility model has been described above in conjunction with the best embodiments, but the utility model is not limited to the above-disclosed embodiments, but should cover various modifications and equivalent combinations based on the essence of the utility model.

Claims (16)

1. a head rest mechanism comprises a head rest, and said head rest mechanism is arranged on the seat; Said seat has one and leans against, and it is characterized in that, also comprises a connection piece; Said attaching parts is located at the said upper end that leans against, and said head rest liftably is connected with said attaching parts engaging.

2. head rest as claimed in claim 1 mechanism is characterized in that, it is protruding that said attaching parts is provided with an engaging, offers on the said head rest and the said some connecting holes that engage protruding cooperation, and said engaging is protruding to be sticked in the said connecting hole separably.

3. head rest as claimed in claim 2 mechanism is characterized in that, also is provided with an operating parts on the said attaching parts, and said engaging is protruding when being sticked in one of them said connecting hole, and said operating parts is protruding to be exposed in another said connecting hole.

4. like claim 2 or 3 described head rest mechanisms, it is characterized in that said attaching parts comprises a flexible element, the protruding and said operating parts of said engaging is arranged on the said flexible element.

5. like each described head rest mechanism of claim 1-3; It is characterized in that the upper end of said attaching parts forms a stop wall, said head rest is provided with and the cooresponding stop block of said stop wall; Said stop block breaks away from said attaching parts in order to the said stop wall of conflicting to prevent said head rest.

6. head rest as claimed in claim 5 mechanism is characterized in that the upper end of said attaching parts also is provided with a chute, and said head rest is provided with and the cooresponding slide block of said chute, and said slide block is mounted slidably in said chute.

7. head rest as claimed in claim 6 mechanism is characterized in that the protruding and said operating parts of said engaging is one-body molded.

8. safety chair seats of car for children; Comprise a seat and be located at leaning against of rear side of said seat; It is characterized in that, also comprise a head rest mechanism, said head rest mechanism comprises a head rest and a connection piece; Said attaching parts is located at the said upper end that leans against, and said head rest liftably is connected with said attaching parts engaging.

9. safety chair seats of car for children as claimed in claim 8 is characterized in that, it is protruding that said attaching parts is provided with an engaging, offers on the said head rest and the said some connecting holes that engage protruding cooperation, and said engaging is protruding to be sticked in the said connecting hole separably.

10. safety chair seats of car for children as claimed in claim 9 is characterized in that, also is provided with an operating parts on the said attaching parts, and said engaging is protruding when being sticked in one of them said connecting hole, and said operating parts is protruding to be exposed in another said connecting hole.

11. like each described safety chair seats of car for children of claim 8-10; It is characterized in that; The upper end of said attaching parts forms a stop wall; Said head rest is provided with and the cooresponding stop block of said stop wall, and said stop block breaks away from said attaching parts in order to the said stop wall of conflicting to prevent said head rest.

12. safety chair seats of car for children as claimed in claim 11 is characterized in that, the upper end of said attaching parts also is provided with a chute, and said head rest is provided with and the cooresponding slide block of said chute, and said slide block is arranged in the said chute slidably.

13. safety chair seats of car for children as claimed in claim 12 is characterized in that, the protruding and said operating parts of said engaging is one-body molded.

14. safety chair seats of car for children as claimed in claim 8 is characterized in that, said leaning against is engraved structure.

15. safety chair seats of car for children as claimed in claim 14 is characterized in that, also comprises a flank, said flank is extended to form to bending towards the front side of said seat respectively by the said both sides that lean against.

16. safety chair seats of car for children as claimed in claim 15 is characterized in that, said flank is an engraved structure.

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