CN216942809U

CN216942809U - Seat headrest guide sleeve device convenient for adjusting headrest

Info

Publication number: CN216942809U
Application number: CN202123208258.5U
Authority: CN
Inventors: 杨丽玉; 吴佳宇; 吴震; 沈阳
Original assignee: Changzhou Xuanyu Machinery Co ltd
Current assignee: Changzhou Xuanyu Machinery Co ltd
Priority date: 2021-12-20
Filing date: 2021-12-20
Publication date: 2022-07-12
Anticipated expiration: 2031-12-20

Abstract

The utility model discloses a seat headrest guide sleeve device convenient for adjusting a headrest, which comprises a seat back, wherein a fixed rod is fixedly connected inside the seat back, a connecting block is sleeved outside the fixed rod in a sliding manner and is in contact with the seat back, a rotating rod is connected inside the connecting block through threads and is in rotating connection with the seat back, a rotating ring is fixedly connected on the rotating rod and is in contact with the seat back, a supporting sleeve is fixedly connected on the connecting block and is in contact with the rotating rod, the supporting sleeve is in sliding connection with the seat back, and a supporting rod is connected inside the supporting sleeve through threads. The headrest guide structure is formed by designing the support sleeve, the support rod, the guide rod and other parts, the connecting block can horizontally move along the fixed rod through the rotation of the rotating rod, so that the support rod can be driven to horizontally move, the horizontal position of the headrest is conveniently adjusted, and the practicability of the headrest is improved.

Description

Seat headrest guide sleeve device convenient for adjusting headrest

Technical Field

The utility model relates to the technical field of automobile seats, in particular to a seat headrest guide sleeve device convenient for adjusting a headrest.

Background

The automobile seat can be divided into a split seat and a bench seat according to the shape; the functions can be divided into fixed type, detachable type and adjustable type; the number of people can be divided into single, double and multi-person chairs according to the number of the people sitting on the chair. From the earliest fixed seats, to multifunctional power-adjustable seats, there are air cushion seats, power seats, stereo seats, mental recovery seats, to electronic adjustable seats, depending on the performance of the seat. The chair is divided into a leather chair, a flannelette chair and the like according to the material. There are also seats for special objects of use, such as children's seats and racing seats. When the existing automobile seat is used, the headrest is not convenient to adjust, so that the use of the headrest has certain limitation.

Disclosure of Invention

The utility model aims to provide a seat headrest guide sleeve device convenient for adjusting a headrest, and solves the problem that the headrest is inconvenient to adjust.

In order to achieve the purpose, the utility model provides the following technical scheme: a seat headrest guide sleeve device convenient for adjusting a headrest comprises a seat back, wherein a fixed rod is fixedly connected inside the seat back, a connecting block is sleeved outside the fixed rod in a sliding manner, the connecting block is in contact with the seat back, a rotating rod is connected inside the connecting block through threads, the rotating rod is connected with the seat back in a rotating manner, a rotating ring is fixedly connected on the rotating rod and is in contact with the seat back, a supporting sleeve is fixedly connected on the connecting block and is in contact with the rotating rod, the supporting sleeve is in sliding connection with the seat back, a supporting rod is connected inside the supporting sleeve through threads, the headrest is sleeved outside the supporting rod in a rotating manner, a ring groove is formed in the supporting rod, a convex block is connected inside the ring groove in a sliding manner, the convex block is fixedly connected with the headrest, the headrest is in contact with the seat back, and a guide rod is fixedly connected on the headrest, the guide rod is connected with the chair back in a sliding mode, and a limiting ring is fixedly connected to the guide rod.

Preferably, a fixing groove is formed in the connecting block, and a fixing rod is slidably connected to the inside of the fixing groove.

Preferably, the chair back is provided with a rotating groove, and the rotating groove is rotatably connected with a rotating rod.

Preferably, the support rod is fixedly connected with a rotating ring, and the rotating ring is in contact with the headrest.

Preferably, the chair back is provided with a guide groove, and a guide rod is connected to the inside of the guide groove in a sliding manner.

Preferably, the chair back is provided with a through groove, and the inside of the through groove is connected with a support sleeve in a sliding manner.

Compared with the prior art, the utility model has the following beneficial effects:

1. the headrest guide structure is formed by designing the support sleeve, the support rod, the guide rod and other parts, the connecting block can horizontally move along the fixed rod through the rotation of the rotating rod, so that the support rod can be driven to horizontally move, the horizontal position of the headrest is conveniently adjusted, and the practicability of the headrest is improved.

2. According to the utility model, the threaded connection between the support rod and the support sleeve is designed, so that the support rod and the support sleeve can relatively move due to the rotation of the support rod, and the support rod can drive the headrest to move in the vertical direction, so that the height of the headrest can be adjusted, and the practicability of the headrest is further improved.

Drawings

FIG. 1 is a perspective view of the overall construction of the present invention;

FIG. 2 is a front cross-sectional view of the utility model of FIG. 1;

FIG. 3 is an enlarged view of FIG. 2 at A.

In the figure: 1. a chair back; 2. fixing the rod; 3. connecting blocks; 4. a fixing groove; 5. rotating the rod; 6. a rotating groove; 7. a rotating ring; 8. a support sleeve; 9. a support bar; 10. a headrest; 11. an annular groove; 12. a bump; 13. rotating the ring; 14. a guide bar; 15. a guide groove; 16. a limiting ring; 17. a through groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1, 2 and 3, a seat headrest guiding sleeve device convenient for adjusting a headrest comprises a seat back 1, a fixing rod 2 is fixedly connected inside the seat back 1, a connecting block 3 is slidably sleeved outside the fixing rod 2, the connecting block 3 is in contact with the seat back 1, a rotating rod 5 is connected inside the connecting block 3 through threads, the rotating rod 5 is rotatably connected with the seat back 1, a rotating ring 7 is fixedly connected on the rotating rod 5, the rotating ring 7 is in contact with the seat back 1, a supporting sleeve 8 is fixedly connected on the connecting block 3, the supporting sleeve 8 is in contact with the rotating rod 5, the supporting sleeve 8 is slidably connected with the seat back 1, a supporting rod 9 is connected inside the supporting sleeve 8 through threads, the headrest 10 is rotatably sleeved outside the supporting rod 9, an annular groove 11 is formed on the supporting rod 9, a convex block 12 is slidably connected inside the annular groove 11, the convex block 12 is fixedly connected with the headrest 10, and the headrest 10 is in contact with the seat back 1, the headrest 10 is fixedly connected with a guide rod 14, the guide rod 14 is connected with the chair back 1 in a sliding mode, and the guide rod 14 is fixedly connected with a limiting ring 16.

Referring to fig. 1, 2 and 3, a fixing groove 4 is formed on the connecting block 3, and the fixing rod 2 is slidably connected inside the fixing groove 4. The fixing grooves 4 are designed such that the link blocks 3 can slide along the fixing bars 2.

Referring to fig. 1, 2 and 3, a rotation groove 6 is formed on the chair back 1, and a rotation rod 5 is rotatably connected inside the rotation groove 6. The turning lever 5 is rotatable in the turning groove 6 by designing the turning groove 6.

Referring to fig. 1, 2 and 3, a rotating ring 13 is fixedly connected to the support rod 9, and the rotating ring 13 contacts with the headrest 10. The swivel 13 is designed so that the swivel 13 can drive the support rod 9 to rotate.

Referring to fig. 1, 2 and 3, the chair back 1 is provided with a guide groove 15, and a guide rod 14 is slidably connected inside the guide groove 15. The guide groove 15 is designed such that the guide bar 14 can slide in the guide groove 15.

Referring to fig. 1, 2 and 3, a through slot 17 is formed on the backrest 1, and a support sleeve 8 is slidably connected inside the through slot 17. The through slot 17 is designed such that the support sleeve 8 can slide within the through slot 17.

The specific implementation process of the utility model is as follows: during the use, when the horizontal position of headrest 10 needs to be adjusted, swivel 7 rotates, swivel 7 drives dwang 5 and rotates, threaded connection through dwang 5 and connecting block 3, make connecting block 3 can be along 2 horizontal migration of dead lever, connecting block 3 can drive and support cover 8 and remove, support cover 8 and drive bracing piece 9 and remove, bracing piece 9 drives headrest 10 and removes, headrest 10 drives guide arm 14 horizontal migration in guide slot 15, thereby make the horizontal position of headrest 10 conveniently adjust, the practicality of headrest 10 has been improved. When the height of the headrest 10 needs to be adjusted, the rotating ring 13 is rotated, the rotating ring 13 drives the supporting rod 9 to rotate, the supporting rod 9 is connected with the supporting sleeve 8 through threads, the headrest 10 is driven by the supporting rod 9 to move upwards, the headrest 10 drives the guide rod 14 to move upwards along the guide groove 15, the height of the headrest 10 can be adjusted, and the practicability of the headrest 10 is further improved.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a seat headrest guide pin bushing device convenient to adjust headrest, includes back of the chair (1), its characterized in that: the inside fixedly connected with dead lever (2) of the back of the chair (1), the outside slip of dead lever (2) has cup jointed connecting block (3), connecting block (3) and back of the chair (1) contact, there is dwang (5) inside of connecting block (3) through threaded connection, dwang (5) rotates with the back of the chair (1) to be connected, fixedly connected with swivel becket (7) on dwang (5), swivel becket (7) contacts with the back of the chair (1), fixedly connected with support cover (8) on connecting block (3), support cover (8) and dwang (5) contact, support cover (8) and back of the chair (1) sliding connection, there is bracing piece (9) inside of support cover (8) through threaded connection, headrest (10) has been cup jointed in the outside rotation of bracing piece (9), ring channel (11) has been seted up on bracing piece (9), the inside sliding connection of ring channel (11) has lug (12), lug (12) and headrest (10) fixed connection, headrest (10) and back of the chair (1) contact, fixedly connected with guide arm (14) on headrest (10), guide arm (14) and back of the chair (1) sliding connection, fixedly connected with spacing ring (16) on guide arm (14).

2. A seat headrest guiding sleeve device for facilitating adjustment of a headrest according to claim 1, wherein: the fixing device is characterized in that a fixing groove (4) is formed in the connecting block (3), and a fixing rod (2) is connected to the inside of the fixing groove (4) in a sliding mode.

3. A seat headrest guiding sleeve device for facilitating adjustment of a headrest according to claim 1, wherein: the chair back (1) is provided with a rotating groove (6), and the inside of the rotating groove (6) is rotatably connected with a rotating rod (5).

4. A seat headrest guiding sleeve device for facilitating adjustment of a headrest according to claim 1, wherein: the support rod (9) is fixedly connected with a rotating ring (13), and the rotating ring (13) is in contact with the headrest (10).

5. A seat headrest guiding sleeve device for facilitating adjustment of a headrest according to claim 1, wherein: a guide groove (15) is formed in the chair back (1), and a guide rod (14) is connected to the inside of the guide groove (15) in a sliding mode.

6. A seat headrest guiding sleeve device for facilitating adjustment of a headrest according to claim 1, wherein: a through groove (17) is formed in the chair back (1), and a supporting sleeve (8) is connected to the inside of the through groove (17) in a sliding mode.