CN220181093U - Backrest adjusting mechanism for aviation seat - Google Patents

Abstract

The utility model discloses a backrest adjusting mechanism for an aviation seat, which relates to the technical field of aviation seats and comprises a seat, armrests and a chair back, wherein a plurality of pairs of fixing sleeves are fixedly connected to the chair back, a first limiting rod and a second limiting rod are respectively sleeved on one pair of fixing sleeves, one end of the first limiting rod is fixedly connected with a first baffle plate, the first baffle plate is in sliding connection with the second limiting rod, one end of the second limiting rod is fixedly connected with a second baffle plate, and the second baffle plate is in sliding connection with the first limiting rod. Compared with the prior art, the cervical vertebra pillow is hung with the fixing sleeves with different heights by adjusting the first limiting rod and the second limiting rod according to different heights of users when the cervical vertebra pillow is used, so that the cervical vertebra pillow can be matched with users with different heights, and the users can place the neck on the cervical vertebra pillow, so that good experience can be improved for the users with different heights.

Description

Backrest adjusting mechanism for aviation seat

Technical Field

The utility model relates to the technical field of aviation seats, in particular to a backrest adjusting mechanism for an aviation seat.

Background

The automobile seat can be divided into a split seat and a long seat according to the shape; the functions can be divided into fixed type, detachable type and adjustable type; the passengers can be classified into single person, double person and multi-person chairs. Depending on the performance of the seat, from the earliest fixed seats, there are many power adjustment seats, including air cushion seats, power seats, stereo seats, and mental retardation seats, to the electronic adjustment seats. The leather seat, the flannelette seat and the like are classified according to materials. There are also seats for special use, such as child seats and racing seats.

In the prior art, the automobile aviation seat has more functions, such as adjustable back angle, massage and the like, the current generation people use the mobile phone to have longer time, most of the current generation people have the problem of light or heavy cervical vertebra, the existing automobile aviation seat generally adopts a method that a cervical vertebra cushion is arranged on a head backrest when protecting the neck of a user, but for people with different heights, the heights of the head are different, so that people can not just place the head on the head backrest, the cervical vertebra can not be protected, in the long-distance travel process, the uncomfortable experience is brought to the user due to the placement of the head and the neck, and the uncomfortable experience of the user is promoted, therefore, the utility model discloses a back adjustment mechanism for the aviation seat to meet the requirements.

Disclosure of Invention

The utility model aims to provide a back rest adjusting mechanism for an aviation seat, which is used for solving the problems in the background art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a back adjustment mechanism for aviation seat, includes seat support, handrail and back of the chair, fixedly connected with is a plurality of pairs of fixed cover on the back of the chair, wherein a pair of first gag lever post and second gag lever post have been cup jointed in the fixed cover respectively, the one end fixedly connected with first baffle of first gag lever post, first baffle with second gag lever post sliding connection, the one end fixedly connected with second baffle of second gag lever post, the second baffle with first gag lever post sliding connection, first baffle with the same stop spring of relative one side fixedly connected with of second baffle, first gag lever post with sheathe in on the second gag lever post has the stop collar, the equal fixedly connected with dog in both ends of stop collar, two the dog respectively with first gag lever post with second gag lever post sliding connection, one side fixedly connected with cervical vertebra pillow of stop collar, the one end fixedly connected with first fixture block of second gag lever post, the one end fixedly connected with second fixture block of second gag lever post.

Preferably, the first limiting rod is in an L-shaped structure.

Preferably, the second limiting rod is in an L-shaped structure.

Preferably, the material of the fixing sleeve is canvas material.

Preferably, the inside of the cervical vertebra pillow is filled with sponge, and the cervical vertebra pillow is made of cotton cloth.

Preferably, the first limiting rod and the second limiting rod are both made of metal materials.

Preferably, the first clamping block and the second clamping block are in spherical structures.

The utility model has the technical effects and advantages that:

the cervical vertebra pillow is reasonable in structure, and when the cervical vertebra pillow is used, the first limiting rod and the second limiting rod are adjusted to be connected with the fixing sleeves with different heights in a hanging mode according to different heights of users, so that the cervical vertebra pillow can be matched with users with different heights, the user can place the neck on the cervical vertebra pillow, and good experience can be improved for the users with different heights;

according to the utility model, the first limiting rod and the second limiting rod are arranged, when the first limiting rod and the second limiting rod are adjusted to be connected with the fixing sleeves with different heights in a hanging mode, the first limiting rod and the second limiting rod can be pulled to two sides, the first limiting rod and the second limiting rod are inserted into the fixing sleeves, the first limiting rod and the second limiting rod are driven by the limiting spring to restore to the original positions by loosening hands to tighten the two fixing sleeves, so that the cervical vertebra pillow cannot easily move or slide out of the fixing sleeves, the first clamping block and the second clamping block are arranged to enable the first limiting rod and the second limiting rod to be clamped and limited with the fixing sleeves respectively, and when a user rotates a neck or adjusts a sitting posture, the first limiting rod and the second limiting rod cannot drive the cervical vertebra pillow to slide out, so that the stability of the cervical vertebra pillow is effectively ensured, the comfort level of the cervical vertebra pillow is improved, the cervical vertebra pillow is simple in structure, the cervical vertebra pillow is convenient to adjust, and the cervical vertebra pillow is applicable to different heights.

Drawings

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a partially enlarged perspective view of the present utility model;

FIG. 3 is a schematic view of an assembled three-dimensional structure of a first limiting rod, a second limiting rod, a limiting sleeve and a cervical vertebra pillow;

fig. 4 is a schematic view of a partially cut-away and three-dimensional structure of a first stop lever, a second stop lever, a stop collar and a cervical pillow.

In the figure: 1. a chair back; 2. a fixed sleeve; 3. a first stop lever; 4. a second limit rod; 5. a first baffle; 6. a second baffle; 7. a limit spring; 8. a limit sleeve; 9. a stop block; 10. cervical vertebra pillow; 11. a first clamping block; 12. and a second clamping block.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

The utility model provides a backrest adjusting mechanism for an aviation seat, which is shown in fig. 1-4, and comprises a seat, armrests and a chair back 1, wherein a plurality of pairs of fixing sleeves 2 are fixedly connected to the chair back 1, a first limit rod 3 and a second limit rod 4 are respectively sleeved on one pair of fixing sleeves 2, one end of the first limit rod 3 is fixedly connected with a first baffle plate 5, the first baffle plate 5 is in sliding connection with the second limit rod 4, one end of the second limit rod 4 is fixedly connected with a second baffle plate 6, the second baffle plate 6 is in sliding connection with the first limit rod 3, one side opposite to the first baffle plate 5 and the second baffle plate 6 is fixedly connected with the same limit spring 7, limit sleeves 8 are sleeved on the first limit rod 3 and the second limit rod 4, two ends of each limit sleeve 8 are fixedly connected with a stop block 9, one side of each limit sleeve 8 is fixedly connected with a cervical vertebra pillow 10, one end of each first limit rod 3 is fixedly connected with a first clamping block 11, and one end of each second limit rod 4 is fixedly connected with a second clamping block 12.

Through the fixed cover 2 of many pairs of settings, when using, according to user's height difference, adjustment first gag lever post 3 and second gag lever post 4 articulate with the fixed cover 2 of co-altitude not for cervical vertebra pillow 10 can match with the user of different heights, and the user can place the neck on cervical vertebra pillow 10, and the user homoenergetic of for different heights improves good experience and feels.

Through the first limiting rod 3 and the second limiting rod 4, when the first limiting rod 3 and the second limiting rod 4 are adjusted to be connected with the fixed sleeves 2 in a hanging mode at different heights, the first limiting rod 3 and the second limiting rod 4 can be pulled to two sides, the first limiting rod 3 and the second limiting rod 4 are inserted into the fixed sleeves 2, the first limiting rod 3 and the second limiting rod 4 are driven by the limiting spring 7 to pull the two fixed sleeves 2 loose, the cervical vertebra pillow 10 cannot easily move or slide out of the fixed sleeves 2, the first clamping block 11 and the second clamping block 12 enable the first limiting rod 3 and the second limiting rod 4 to be clamped and limited with the fixed sleeves 2 respectively, a user can not drive the cervical vertebra pillow 10 to slide out when rotating the neck or adjusting sitting postures, the stability of the cervical vertebra pillow 10 is effectively guaranteed, the comfort of use of the cervical vertebra pillow 10 is improved, the cervical vertebra pillow is simple in structure, the cervical vertebra pillow is convenient to adjust, and the cervical vertebra pillow is applicable to users with different heights, and the application range of the cervical vertebra pillow is effectively improved.

Further, in this embodiment, as shown in fig. 3-4, the first stop lever 3 is in an L-shaped structure, the second stop lever 4 is in an L-shaped structure, and the first stop lever 3 and the second stop lever 4 in L-shaped structures are convenient to be inserted into the fixing sleeve 2.

Further, in this embodiment, as shown in fig. 1-2, the material of the fixing sleeve 2 is a canvas material, which has a certain hardness, so that the first stop lever 3 and the second stop lever 4 are convenient to be inserted into the fixing sleeve 2, and meanwhile, the user does not have a strong foreign body feeling when leaning against the chair back 1, and the uncomfortable feeling of the user brought by the fixing sleeve 2 is reduced while the fixing sleeve is practical.

Further, in this embodiment, as shown in fig. 4, the inside of the cervical vertebra pillow 10 is filled with a sponge, the material of the cervical vertebra pillow 10 is cotton cloth material, and the filled sponge makes the user feel more comfortable when the neck leans against the cervical vertebra pillow 10, and the cotton cloth material is breathable, so that the comfort of using the cervical vertebra pillow 10 is further improved.

Further, in this embodiment, as shown in fig. 4, the materials of the first stop lever 3 and the second stop lever 4 are all metal materials, preferably stainless steel materials, and the stainless steel materials have good hardness and corrosion resistance, so that the service lives of the first stop lever 3 and the second stop lever 4 are prolonged.

Further, in this embodiment, as shown in fig. 4, the first clamping block 11 and the second clamping block 12 are all in spherical structures, and are set to spherical structures, so that when a user adjusts the positions of the first limiting rod 3 and the second limiting rod 4, the first limiting rod 3 and the second limiting rod 4 need to be removed first, the first limiting rod 3 and the second limiting rod 4 can be pulled lightly, the fixing sleeve 2 can be pulled upwards without being tightened, and the resistance can be reduced when the first clamping block 11 and the second clamping block 12 are pulled upwards in spherical structures.

The working principle of the utility model is as follows: through the multiple pairs of fixed sleeves 2 that set up, when using, according to user's height difference, adjust first gag lever post 3 and second gag lever post 4 and the fixed sleeve 2 of co-altitude articulate, make cervical vertebra pillow 10 can match with the user of different body heights, the user can place the neck on cervical vertebra pillow 10, for the user of different heights homoenergetic improves good experience sense, specifically, when adjusting first gag lever post 3 and second gag lever post 4 and the fixed sleeve 2 of co-altitude articulate, can pull first gag lever post 3 and second gag lever post 4 to both sides, insert fixed sleeve 2 with first gag lever post 3 and second gag lever post 4, loose hand resumes the normal position with two fixed sleeves 2 under limit spring 7's drive, make cervical vertebra pillow 10 can not take place to remove easily or roll out fixed sleeve 2, first fixture block 11 and second fixture block 12 make first gag lever post 3 and second gag lever post 4 respectively with fixed sleeve 2, the utility model is suitable for the position of the cervical vertebra 10 is not adjusted to the both sides, the utility model is simple, the cervical vertebra pillow 10 can not be rotated to the user, the utility model is convenient for the pillow 10, the height is adjusted to the cervical vertebra 10, the utility model is easy to adjust the position of the cervical vertebra pillow 10, the utility model is suitable for the pillow 10.

Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present utility model, and although the present utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.

Claims (7)

1. A back adjustment mechanism for an aircraft seat, comprising a seat, armrests and a back (1), characterized in that: the utility model discloses a cervical vertebra pillow, including back of chair (1), fixed cover (1) is gone up, fixed cover (2) are gone up to fixedly connected with many pairs of fixed cover (2), a pair of fixed cover (2) have cup jointed first gag lever post (3) and second gag lever post (4) respectively, the one end fixedly connected with first baffle (5) of first gag lever post (3) with second gag lever post (4) sliding connection, the one end fixedly connected with second baffle (6) of second gag lever post (4), second baffle (6) with first gag lever post (3) sliding connection, first baffle (5) with the relative one side fixedly connected with same spacing spring (7) of second baffle (6), first gag lever post (3) with second gag lever post (4) are gone up and are sheathe limit sleeve (8) in, the equal fixedly connected with dog (9) in both ends of limit sleeve (8), two dog (9) respectively with first gag lever post (3) with second gag lever post (4) sliding connection, first end (12) fixedly connected with first end (12) of cervical vertebra (4).

2. A back adjustment mechanism for an aircraft seat according to claim 1, wherein: the first limiting rod (3) is of an L-shaped structure.

3. A back adjustment mechanism for an aircraft seat according to claim 1, wherein: the second limiting rod (4) is of an L-shaped structure.

4. A back adjustment mechanism for an aircraft seat according to claim 1, wherein: the fixing sleeve (2) is made of canvas.

5. A back adjustment mechanism for an aircraft seat according to claim 1, wherein: the cervical vertebra pillow (10) is internally filled with sponge, and the cervical vertebra pillow (10) is made of cotton cloth.

6. A back adjustment mechanism for an aircraft seat according to claim 1, wherein: the first limiting rod (3) and the second limiting rod (4) are made of metal materials.

7. A back adjustment mechanism for an aircraft seat according to claim 1, wherein: the first clamping block (11) and the second clamping block (12) are of spherical structures.