CN114572072A

CN114572072A - Suspension type seat headrest with height capable of being adjusted rapidly

Info

Publication number: CN114572072A
Application number: CN202210215443.7A
Authority: CN
Inventors: 宋维; 李磊; 张君超
Original assignee: Magna Seating Research and Development Chongqing Co Ltd
Current assignee: Shanghai Jidu Automobile Co Ltd
Priority date: 2022-03-07
Filing date: 2022-03-07
Publication date: 2022-06-03

Abstract

The invention discloses a suspension type seat headrest capable of quickly adjusting height, which comprises a headrest main body and two symmetrically arranged headrest rods, wherein a plurality of clamping grooves are formed in the headrest rods along the up-down direction, a moving box is movably sleeved between the upper ends of the two headrest rods, can move up and down along the headrest rods and is limited between a limiting bracket and a fixed bracket, the rear end of the headrest main body is provided with a connecting head, a mounting pipe is arranged on the moving box, two sides of the moving box are provided with lock tongues capable of clamping the moving box in the clamping grooves, a mechanism front housing and a mechanism rear housing are matched to form a mechanism shell, the limiting bracket, the moving box and the fixed bracket are wrapped in the mechanism shell, a vertically extending adjusting hole is formed in the mechanism front housing, an adapter at the rear end of the headrest main body passes through the adjusting hole and then is fixed in the mounting pipe, when the spring bolt unblock, move the box and can reciprocate with the headrest main part together under the connection of adapter. The invention enables the height of the headrest to be adjustable while the headrest is set to be suspended, and has simple operation and high adjustment efficiency.

Description

Suspension type seat headrest with height capable of being adjusted rapidly

Technical Field

The invention relates to the technical field of automobile seats, in particular to a suspension type seat headrest capable of quickly adjusting height.

Background

With the popularization of automobiles in daily life, the safety of automobiles is more and more valued by consumers. In order to support the head of an occupant for fatigue relief and to protect the head and neck of the occupant from damage, a headrest is provided on the top of the seat back of the automobile. The headrest design is one of the important components in the seat design, and there are two main forms from the installation position: one is that the headrest is arranged above the seat, and the height of the headrest is adjustable; the other type is that the headrest is arranged at the front end of the seat, so that the headrest has suspension feeling, but the existing suspension type seat headrest cannot be subjected to height adjustment, is high in application limitation, and cannot effectively meet the requirements of drivers and passengers.

Disclosure of Invention

In order to solve the above-mentioned technical problems, the present invention aims to provide a suspension type seat headrest capable of quickly adjusting the height thereof, which is made to be suspension type and adjustable at the same time.

In order to achieve the purpose, the invention provides a suspension type seat headrest capable of quickly adjusting height, which comprises a headrest main body and two symmetrically arranged headrest rods, wherein a plurality of clamping grooves are uniformly formed in the headrest rods along the vertical direction, the suspension type seat headrest also comprises a movement adjusting mechanism, the movement adjusting mechanism comprises a limiting bracket, a moving box, a fixed bracket, a mechanism front cover shell and a mechanism rear cover shell, the limiting bracket is fixedly connected between the top ends of the two headrest rods, the fixed bracket is fixedly connected between the middle parts of the two headrest rods, the moving box is movably sleeved between the upper ends of the two headrest rods, can move up and down along the headrest rods and is limited between the limiting bracket and the fixed bracket, a front-and-back extending connecting head is arranged at the rear end of the headrest main body, a front-and-back extending mounting pipe matched with the connecting head is arranged at the middle position of the moving box, and front-and-back extending mounting bolts capable of clamping the moving box are respectively arranged on the left side wall and the right side wall of the moving box, each lock tongue is provided with a push plate, an unlocking button is installed on the push plate, the mechanism front housing and the mechanism rear housing are matched to form a mechanism shell, the mechanism shell wraps the limiting support, the moving box, the fixing support and the headrest rod between the limiting support and the fixing support, mounting holes for the unlocking button to penetrate through are formed in two sides of the mechanism shell respectively, an adjusting hole extending up and down is formed in the mechanism front housing, a connector at the rear end of the headrest main body penetrates through the adjusting hole and then is fixed in the mounting pipe, and when the unlocking button unlocks the lock tongue, the moving box can move up and down together with the headrest main body under the connection of the connector;

the mounting tube is fixedly sleeved with a sliding plate used for covering the adjusting hole, the sliding plate is close to the inner side end of the front housing of the mechanism and can move along with the headrest main body, the mounting tube is a square metal tube, the connector is inserted into the mounting tube, the back of the mounting tube is welded with a bottom plate, and the bottom plate is provided with a screw used for fixing the connector.

In the scheme, the method comprises the following steps: the size of slide is greater than the size of adjusting the hole, and the slide homoenergetic covers the regulation hole when moving maximum height or minimum height. The adjusting holes can be covered when the sliding plate moves upwards or downwards, and the safety and the attractiveness of the adjusting holes are effectively guaranteed.

In the scheme, the method comprises the following steps: the movable box is a metal box, and the rear end of the mounting tube is embedded in the movable box and fixed by welding. The fixing structure is stable in connection and can prevent the headrest main body from shaking.

In the scheme, the method comprises the following steps: the mechanism front cover shell and the mechanism rear cover shell are connected through a buckle, and screws for fixing are arranged between the mechanism front cover shell and the limiting support, between the mechanism front cover shell and the fixing support and between the mechanism rear cover shell and the fixing support. The fixing structure is convenient to install, adopts screw connection and is reliable in fixing.

The beneficial effects of the invention are:

1. the headrest main part passes through the connector to be fixed at the front end of removing adjustment mechanism, and the connector is sheltered from by the headrest main part, makes the headrest main part have the suspension and feels, has increased the third dimension of headrest, has greatly promoted passenger's visual effect.

2. The height of the headrest is adjustable while the headrest is suspended; the lock tongues on the left side and the right side are unlocked by pressing the unlocking buttons outside the movable adjusting mechanism, so that the movable box can move up and down along the headrest rod, the headrest main body is manually adjusted, the movable box and the headrest main body move up and down together, the movable box is locked by the lock tongues after being moved to a target position, and the height adjustment of the headrest is completed.

3. The limiting bracket and the fixing bracket are used for limiting the adjusting range of the movable box and preventing the movable box from breaking away from the headrest rod to cause the paralysis of the movable adjusting mechanism.

4. The sliding plate which can move together with the headrest main body is arranged in the mechanism shell, and the sliding plate is close to the inner side end of the front housing of the mechanism and is used for covering the adjusting hole, so that the safety and the attractiveness of the adjusting hole are improved.

5. The connecting head and the mounting pipe are square and are sleeved and connected relative to the two round pipes, and the structure adopts the sleeved connection of the two square pipes, so that the headrest main body can be prevented from rotating relative to the movement adjusting mechanism; the back of installing the pipe is squeezed into and is had a screw, just can realize the effective fixed of installing pipe and connector through a screw, but simple structure is nevertheless stable good, can prevent effectively that the headrest main part from rocking.

Drawings

Fig. 1 is a schematic structural view of a headrest body.

Fig. 2 is a schematic view of the internal structure of the movement adjusting mechanism.

Fig. 3 is a schematic view of the headrest body mounted on the moving box.

Fig. 4 is a schematic view of another angle of fig. 3.

Fig. 5 is an exploded schematic view of fig. 3.

Fig. 6 is a schematic view of the structure of the headrest rod.

Fig. 7 is an installation schematic of the unlock button, push plate, latch and headrest pole.

Fig. 8 is an exploded schematic view of the mechanism housing.

Fig. 9 is a schematic view of another angle of fig. 8.

Fig. 10 is a schematic view of the headrest body mounted on the movement adjusting mechanism.

Fig. 11 is a side view of fig. 10.

Detailed Description

As shown in fig. 1-11, a suspension type seat headrest capable of rapidly adjusting height mainly comprises a headrest main body 1, a movable adjusting mechanism a and two symmetrically arranged headrest rods 2, wherein a plurality of clamping grooves 201 are uniformly arranged on the headrest rods 2 along the up-down direction.

The movable adjusting mechanism A comprises a limiting support 3, a movable box 4, a fixed support 5, a mechanism front cover 6 and a mechanism rear cover 7. Spacing support 3 fixed connection is between two headrest poles 2 tops, and fixed bolster 5 fixed connection is between two headrest poles 2 middle parts, and the movable sleeve of removal box 4 is between two headrest poles 2 upper ends, can reciprocate along headrest poles 2, and spacing between spacing support 3 and fixed bolster 5. The rear end of the headrest main body 1 is provided with a connector 8 extending forwards and backwards, and the middle position of the movable box 4 is provided with a mounting pipe 9 which is matched with the connector 8 and extends forwards and backwards. Be equipped with respectively on the left side wall of removing box 4 and the right side wall and can be with the spring bolt 10 of removing box 4 joint in draw-in groove 201, every spring bolt 10 all is equipped with push pedal 11, installs unlock button 12 on the push pedal 11. The mechanism front cover 6 and the mechanism rear cover 7 are matched to form a mechanism shell, and the limiting support 3, the moving box 4, the fixed support 5 and the headrest rod 2 between the limiting support 3 and the fixed support 4 are wrapped in the mechanism shell.

The two sides of the mechanism shell are respectively provided with a mounting hole 13 through which an unlocking button 12 penetrates, the mechanism front cover shell 6 is also provided with an adjusting hole 14 extending up and down, a connector 8 at the rear end of the headrest main body 1 penetrates through the adjusting hole 14 and then is fixed in the mounting pipe 9, and when the unlocking button 12 unlocks the bolt 10, the moving box 4 can move up and down together with the headrest main body 1 under the connection of the connector 8.

A sliding plate 15 for covering the adjusting hole 14 is fixedly sleeved on the mounting pipe 9, and the sliding plate 15 is close to the inner side end of the mechanism front cover shell 6 and can move along with the headrest main body 1. The sliding plate 15 is used for covering the adjusting hole 14, which is beneficial to improving the aesthetic property and the safety.

The mounting tube 9 is a square metal tube, the connector 8 is also square, the connector 8 is inserted into the mounting tube 9, a bottom plate 901 is welded to the back of the mounting tube 9, and a screw for fixing the connector 8 is arranged on the bottom plate 901. This fixed knot constructs easy dismounting just can realize the fixed of connector 8 through a screw, and simple structure is nevertheless stable good, can prevent effectively that headrest main part 1 from rocking.

Preferably, the size of the slide plate 15 is larger than that of the adjustment hole 14, and the slide plate 15 covers the adjustment hole 14 when moved to the maximum height or the minimum height. The sliding plate 15 can cover the adjusting hole 14 when moving up or down, thereby effectively ensuring the safety and the aesthetic property of the adjusting hole 14.

Preferably, the movable box 4 is a metal box, and the rear end of the mounting tube 9 is embedded in the movable box 4 and fixed by welding. The fixing structure is stable in connection and can prevent the headrest main body 1 from shaking.

Preferably, the mechanism front cover 6 and the mechanism rear cover 7 are connected through a buckle, and screws for fixing are arranged between the mechanism front cover 6 and the limiting support 3, between the mechanism front cover 6 and the fixing support 5, and between the mechanism rear cover 7 and the fixing support 5. The fixing structure is convenient to install, adopts screw connection and is reliable in fixing.

Claims

1. The utility model provides a floated seat headrest of ability quick adjustment height, includes headrest body (1) and headrest pole (2) that two symmetries set up, headrest pole (2) are gone up and are evenly provided with a plurality of draw-in grooves (201), its characterized in that along the upper and lower direction: the movable adjusting mechanism comprises a limiting support (3), a movable box (4), a fixed support (5), a mechanism front cover shell (6) and a mechanism rear cover shell (7), wherein the limiting support (3) is fixedly connected between the top ends of two headrest rods (2), the fixed support (5) is fixedly connected between the middle parts of the two headrest rods (2), the movable box (4) is movably sleeved between the upper ends of the two headrest rods (2), can move up and down along the headrest rods (2) and is limited between the limiting support (3) and the fixed support (5), a connecting head (8) extending from front to back is arranged at the rear end of the headrest main body (1), an installation pipe (9) which is matched with the connecting head (8) and extends from front to back is arranged at the middle position of the movable box (4), a lock tongue (10) which can clamp the movable box (4) in a clamping groove (201) is arranged on the left side wall and the right side wall of the movable box (4) respectively, each lock tongue (10) is provided with a push plate (11), an unlocking button (12) is arranged on the push plate (11), the mechanism front cover shell (6) and the mechanism rear cover shell (7) are matched to form a mechanism shell, the mechanism shell wraps the limiting bracket (3), the moving box (4), the fixed bracket (5) and the headrest rod (2) between the limiting bracket (3) and the fixed bracket (4), mounting holes (13) for the unlocking button (12) to penetrate through are respectively arranged on the two sides of the mechanism shell, an adjusting hole (14) extending up and down is arranged on the mechanism front cover shell (6), the connector (8) at the rear end of the headrest main body (1) passes through the adjusting hole (14) and then is fixed in the mounting pipe (9), when the unlocking button (12) unlocks the lock tongue (10), the movable box (4) can move up and down together with the headrest main body (1) under the connection of the connecting head (8);

the headrest structure is characterized in that a sliding plate (15) used for covering an adjusting hole (14) is fixedly sleeved on the installation pipe (9), the sliding plate (15) is close to the inner side end of the mechanism front housing (6) and can move along with the headrest main body (1), the installation pipe (9) is a square metal pipe, the connector (8) is inserted into the installation pipe (9), a bottom plate (901) is welded to the back of the installation pipe (9), and a screw used for fixing the connector (8) is arranged on the bottom plate (901).

2. The floated seat headrest capable of rapid height adjustment according to claim 1, wherein: the size of the sliding plate (15) is larger than that of the adjusting hole (14), and the sliding plate (15) can cover the adjusting hole (14) when moving to the maximum height or the minimum height.

3. The floated seat headrest capable of rapid height adjustment according to claim 1, wherein: the movable box (4) is a metal box, and the rear end of the installation pipe (9) is embedded in the movable box (4) and fixed by welding.

4. The floated seat headrest capable of rapid height adjustment according to claim 1, wherein: the mechanism front cover shell (6) is connected with the mechanism rear cover shell (7) through a buckle, and screws for fixing are arranged between the mechanism front cover shell (6) and the limiting support (3), between the mechanism front cover shell (6) and the fixing support (5) and between the mechanism rear cover shell (7) and the fixing support (5).