CN114274853A

CN114274853A - Seat headrest with child sitting protection function and vehicle

Info

Publication number: CN114274853A
Application number: CN202111617300.0A
Authority: CN
Inventors: 魏松
Original assignee: Chongqing Changan Automobile Co Ltd
Current assignee: Chongqing Changan Automobile Co Ltd
Priority date: 2021-12-28
Filing date: 2021-12-28
Publication date: 2022-04-05

Abstract

The invention discloses a seat headrest with a child sitting protection function and a vehicle, wherein the seat headrest comprises a headrest body and a headrest rod, the headrest rod is in an inverted U shape and comprises a front side vertical rod fixedly connected with the headrest body, a rear side vertical rod in sliding connection with a seat backrest and a connecting rod for connecting the top ends of the front side vertical rod and the rear side vertical rod, and a guide part correspondingly matched with a safety belt is fixed at the lower part of the front side vertical rod. The seat has a simple structure, and can provide effective riding protection for children with different heights.

Description

Seat headrest with child sitting protection function and vehicle

Technical Field

The present invention relates to a vehicle seat headrest, and more particularly to a seat headrest having a child seating protection function and a vehicle.

Background

The traditional three-point safety belt system for the automobile can effectively protect passengers, and the safety belt restrains the whole human body by restraining the shoulders and the waist of the passengers. However, the arrangement position of the safety belt of the traditional vehicle can only adapt to the body of an adult, and for the short body characteristics of a child, the conventional safety belt corresponds to the shoulder restraining position of the adult, and the child can only restrain the neck and the head. In such a case, the harness does not provide effective protection, but rather increases injury to the child.

The automobile child seat is a common solution to the problem, part of the automobile child seats use a scheme that an automobile three-point safety belt restrains a human body, the height of a child sitting on an automobile is adjusted through the child seat, and the safety belt can be effectively restrained to the shoulder of the child, so that a protection effect is achieved. However, the child seat is an extra special device, is bulky, can only protect children, and occupies the position of a passenger when an adult needs to sit, so that the child seat is prevented from being used by the adult, and inconvenience is caused. Meanwhile, the child seat is used as additional equipment, so that later-period economic investment of a user can be increased, and the cost is higher.

The heightening seat shoulder belt guide adjusting device disclosed in CN110481396A and the seat belt guide groove mechanism on the safety seat disclosed in CN205468641U are all equipped with a seat belt guide mechanism on a child seat, so as to realize the function of correctly restraining a child by a seat belt. However, the device is equipped on a child seat, and the function of heightening the child seat is needed to be matched to achieve the final purpose, so that the problem that the child seat occupies the position of a passenger and prevents an adult from taking the seat to cause inconvenience is also existed.

CN207790405U discloses a rear seat of an integrated child seat, the rear seat at least comprises an integrated child seat, the integrated child seat comprises: a lower cushion layer; the upper cushion is pivoted with the lower cushion, and the back of the upper cushion and the lower cushion are provided with a five-point safety belt assembly. This scheme arranges through independent integrated child seat and uses as child seat on back row seat, occupies the space of taking, if when adult takes, needs pull down integrated child seat, and is not convenient.

Disclosure of Invention

The invention aims to provide a seat headrest with a child sitting protection function and a vehicle, which have simple structures and can provide effective sitting protection for children with different heights.

The seat headrest with the child sitting protection function comprises a headrest body and a headrest rod, wherein the headrest rod is in an inverted U shape and comprises a front vertical rod fixedly connected with the headrest body, a rear vertical rod connected with a seat backrest in a sliding mode and a connecting rod connecting the top ends of the front vertical rod and the rear vertical rod, and a guide portion correspondingly matched with a safety belt is fixed to the lower portion of the front vertical rod.

Furthermore, the lower end of the front vertical rod is provided with two guide rods extending horizontally, and a guide space correspondingly matched with the safety belt is formed between the two guide rods.

Furthermore, a guide sleeve which is matched with the rear vertical rod correspondingly is arranged on the seat backrest, a plurality of limiting grooves are formed in the rear vertical rod at intervals up and down, and a locking assembly which is matched with the limiting grooves correspondingly is arranged on the guide sleeve.

Further, the number of the headrest rods is at least two.

A vehicle comprises a rear-row seat assembly, wherein the rear-row seat assembly comprises the seat headrest with the child sitting protection function.

Compared with the prior art, the invention has the following beneficial effects.

1. The headrest rod is in an inverted U shape and comprises a front side vertical rod fixedly connected with the headrest body, a rear side vertical rod connected with the seat backrest in a sliding mode and a connecting rod connected with the top ends of the front side vertical rod and the rear side vertical rod, and the rear side vertical rod can slide up and down along the seat backrest, so that height adjustment of the headrest body is achieved, and headrest supporting requirements of children with different heights are met. And because the guide part correspondingly matched with the safety belt is fixedly connected with the front vertical rod, namely moves up and down along with the headrest rod, the guide part can change the height position along with the height adjustment of the seat headrest correspondingly, so that the safety belt is guided to the shoulder of the child, and the sitting safety of the child is protected.

2. The safety belt seat is characterized in that the two guide rods extending horizontally at the lower end of the front vertical rod are used as guide parts correspondingly matched with the safety belt, and the safety belt seat is simple in structure, stable, reliable and convenient and quick to manufacture.

3. Compared with a conventional independent child seat, the child seat is simpler in structure, smaller in modification on the structure of the conventional rear seat and low in cost.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the use of the seat headrest of the present invention;

fig. 3 is a schematic view of the engagement of the seat headrest with the seat belt according to the present invention.

In the figure, 1-headrest body, 2-headrest rod, 21-front vertical rod, 22-rear vertical rod, 221-limiting groove, 23-connecting rod, 3-seat back, 4-guide rod, 5-guide sleeve, 6-safety belt.

Detailed Description

The present invention will be described in detail with reference to the accompanying drawings.

Referring to fig. 1 to 3, the seat headrest with a child sitting protection function includes a headrest body 1 and a headrest rod 2, wherein the headrest rod 2 is in an inverted "U" shape, and includes a front vertical rod 21 fixedly connected to the headrest body 1, a rear vertical rod 22 slidably connected to the seat back 3, and a connecting rod 23 connecting the top ends of the front vertical rod 21 and the rear vertical rod 22. The lower end of the front vertical rod 21 is provided with two horizontally extending guide rods 4, a guide space correspondingly matched with the safety belt is formed between the two guide rods 4, namely a guide part correspondingly matched with the safety belt 6 is formed by the two guide rods 4 which are arranged at an upper and a lower interval.

In order to ensure the connection stability of the headrest body 1 and the seat back 3, the number of the headrest rods 2 is at least two, and preferably, the number of the headrest rods 2 is two, and the two headrest rods 2 are arranged at intervals in the left and right direction of the vehicle body.

In order to ensure the sliding stability of the rear vertical rods 22 of the headrest rods 2, the seat back 3 is provided with a guide sleeve 5 correspondingly matched with the rear vertical rods, one rear vertical rod 22 of the two headrest rods 2 is provided with a plurality of limiting grooves 221 at intervals up and down, and the guide sleeve 5 corresponding to the rear vertical rod 22 is provided with a locking assembly correspondingly matched with the limiting grooves 221. The adjusting gear of the headrest body 1 is formed by the limiting grooves 221 so as to meet the head supporting requirements of passengers with different heights.

Referring to fig. 3, when a child sits, the locking assembly on the guide sleeve 5 is pressed, so that the locking assembly is separated from the limiting groove 221, and the headrest rod 2 is unlocked. Then, the headrest rod 2 slides downwards along the guide sleeve 5, the headrest body 1 is driven to move downwards to a height position capable of effectively supporting the head of a child, and a lock pin in the locking assembly is inserted into the limit groove 221 to lock the headrest rod 2. Guide bar 4 with vertical pole 21 lower extreme integrated into one piece of front side moves down along with headrest pole 2 together, and corresponding guide part can follow the high adjustment of seat headrest and change the height position, leads safety belt 6 to children's shoulder for safety belt 6 can effectively retrain children's health, and the protection children take safety. When an adult sits on the headrest, the headrest body 1 is adjusted to a high position state by sliding the headrest rods 2 upwards, so that the head support requirement of the adult is met.

Compared with a conventional independent child seat, the seat headrest with the child sitting protection function has the advantages of simpler structure, smaller change on the structure of the conventional rear-row seat and low cost.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.

Claims

1. A seat headrest with a child seating protection function, characterized in that: including headrest body (1) and headrest pole (2), headrest pole (2) are down "U" type, include with headrest body (1) fixed connection's front side vertical rod (21), with seat back (3) sliding connection's rear side vertical rod (22) and connect front side vertical rod (21) and connecting rod (23) on rear side vertical rod (22) top, front side vertical rod (21) lower part is fixed with corresponds complex guide part with safety belt (6).

2. A seat headrest with a child seating protection function according to claim 1, characterized in that: the lower end of the front vertical rod (21) is provided with two guide rods (4) extending horizontally, and a guide space correspondingly matched with the safety belt (6) is formed between the two guide rods (4).

3. A seat headrest with a child seating protection function according to claim 1 or 2, characterized in that: the seat back (3) is provided with a guide sleeve (5) correspondingly matched with the rear vertical rod (22), the rear vertical rod (22) is provided with a plurality of limiting grooves (22) at an upper interval and a lower interval, and the guide sleeve (5) is provided with a locking assembly correspondingly matched with the limiting grooves (221).

4. A seat headrest with a child seating protection function according to claim 1 or 2, characterized in that: the number of the headrest rods (2) is at least two.

5. A vehicle, comprising a rear seat assembly, characterized in that: the rear seat assembly includes the headrest with a child seating protection function according to any one of claims 1 to 4.