Adjustable seat pillow

Abstract

The utility model provides an adjustable seat pillow. The adjustable seat pillow comprises a seat; the headrest is arranged at the upper end of the seat through an adjusting supporting piece; the adjusting supporting piece comprises a fixing base installed at the upper end of the seat, a first connecting piece and a second connecting piece, wherein the first connecting piece and the second connecting piece are rotationally arranged on the fixing base. A parallel connecting rod structure is formed among the movable frame, the fixed frame, the first connecting piece and the second connecting piece in the device, so that the movable frame can move towards the rear of the fixed frame in parallel through the first connecting piece and the second connecting piece, and the adjusting range is large; in the backward moving process of the headrest, the headrest can be lowered by a certain height due to the parallel connecting rod structure, the state that the headrest moves towards the lower portion of the headrest when a person lies backwards is better fit, and the leaning comfort of the person is improved. The headrest is rotationally mounted at the outer end of the movable frame through the base and is supported and reset through the second elastic piece, the inclination angle of the headrest can be adjusted by a person, and the head leaning comfort is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to chair pillow technical field, concretely is adjustable chair pillow. BACKGROUND

[0002] The chair is a seat with backrest and armrest, in order to improve the comfort of personnel head and neck, the upper end of the chair is provided with a chair pillow, the chair pillow is rotatably installed on the chair through a rotating shaft, is rotatably installed on the chair through a rotating shaft

[0003] The plastic part is elastically connected with the chair, the chair pillow adjusting mode in the above technical scheme is single, the chair pillow position and angle cannot be synchronously adjusted, and the adjusting range is small, so that the comfort is poor when the personnel leans back. UTILITY MODEL CONTENTS

[0004] The utility model solves the technical problem to provide a kind of adjustable chair pillow, to solve the problem presented in the above background technology.

[0005] The technical problem solved by the utility model is realized by the following technical scheme: adjustable chair pillow, comprising:

[0006] Chair;

[0007] Headrest, the headrest is placed on the upper end of the above chair by adjusting support piece;

[0008] The adjusting support piece includes fixed seat installed on the upper end of the chair, and first connecting piece and second connecting piece rotatably arranged on the fixed seat, the first connecting piece and the second connecting piece are spaced apart and parallelly arranged, and the outer end of the first connecting piece and the second connecting piece is rotatably connected with the movable frame respectively, first elastic piece is arranged between the second connecting piece and the movable frame, so that the movable frame can extrude first elastic piece and move backward in parallel;The upper end of the movable frame is rotatably connected with the headrest, and second elastic piece is arranged between the movable frame and the headrest to elastically adjust the angle of the headrest.

[0009] As a further scheme of the utility model:

[0010] The fixed seat includes fixed block and fixed frame arranged on the upper end of the fixed block, the fixed block is inserted and installed in the corresponding slot of the chair;The fixed frame is provided with frame plate slidably arranged on the first connecting piece and the second connecting piece on both sides, and the frame plate is provided with pin hole corresponding to the first connecting piece and the second connecting piece respectively.

[0011] As a further scheme of the utility model:

[0012] The first connecting piece includes two groups of connecting plates spaced apart and parallelly arranged and arm plate integrally arranged between the two groups of connecting plates, one side of the connecting plate is rotatably installed on the frame plate through pin shaft, and the other side is rotatably installed on the movable frame.

[0013] As a further scheme of the utility model,

[0014] The second connecting piece is consistent with the first connecting piece in structure.

[0015] As a further scheme of the utility model,

[0016] The movable frame comprises two groups of movable plates arranged in parallel at intervals and a supporting plate integrally arranged between the two groups of movable plates, the movable plate is of a bending structure, the connecting plate is inserted into the two groups of movable plates away from the frame plate, and is rotationally attached to the inner wall of the movable plate.

[0017] As a further scheme of the utility model,

[0018] The first connecting piece is provided with a first shaft between the movable frame, the first elastic piece is rotationally arranged on the first shaft, one end of the first elastic piece is abutted against the arm plate, and the other end is abutted against the supporting plate, the movable frame, the fixed frame, the first connecting piece and the second connecting piece form a parallel link structure, the first elastic piece pushes the movable frame to move forward and keep stable structure, when the headrest is pressed by the personnel, the movable frame drives the headrest to move backward in parallel, and the comfort is improved.

[0019] As a further scheme of the utility model,

[0020] The headrest is provided with a base connected with the movable frame, the base is provided with a seat plate on both sides, the movable plates on both sides of the movable frame are slidingly clamped on the outer end of the seat plate, and the second shaft is arranged at the connecting position of the movable frame and the seat plate, so that the movable frame and the seat plate are rotationally arranged.

[0021] As a further scheme of the utility model,

[0022] The second elastic piece is rotationally arranged on the second shaft, one side of the second elastic piece is abutted against the base, and the other side is abutted against the baffle of the movable frame, the baffle is arranged between the two groups of movable plates, and the two ends of the second elastic piece are respectively abutted against the base and the baffle, so that the relative stability of the headrest is kept, the personnel can push the headrest to rotate along the second shaft, the angle of the headrest is adjusted, the second elastic piece provides certain supporting force, and the headrest is reset.

[0023] Compared with the prior art, the device has the advantages that: the movable frame, the fixed frame, the first connecting piece and the second connecting piece form a parallel linkage structure, so that the movable frame can move parallel to the rear of the fixed frame through the first connecting piece and the second connecting piece, and the adjustment range is large; the headrest also reduces a certain height in the process of moving backward due to the parallel linkage structure, and is more fitted to the state of moving downward when a person lies backward, so that the comfort of leaning is improved. The headrest is rotatably installed at the outer end of the movable frame through the base and is supported and reset through the second elastic piece, and a person can adjust the inclination angle of the headrest, so that the comfort of leaning the head is improved. The device has a simple structure, can realize synchronous adjustment of the angle and the position, is suitable for different sitting postures of different users, and improves the comfort of use. BRIEF DESCRIPTION OF DRAWINGS

[0024] Fig. 1 It is an installation structure diagram of the utility model;

[0025] Fig. 2 It is a three-dimensional structure diagram of the utility model;

[0026] Fig. 3 It is a local section structure diagram of the utility model;

[0027] The signs in the drawing are as follows: 1, seat; 2, headrest; 3, fixed base; 4, first connecting piece; 5, second connecting piece; 6, movable frame; 7, first elastic piece; 8, second elastic piece; 21, base; 22, seat plate; 23, second shaft rod; 31, fixed block; 32, fixed frame; 33, frame plate; 41, connecting plate; 42, arm plate; 43, first shaft rod; 61, movable plate; 62, support plate; 63, baffle. DETAILED DESCRIPTION

[0028] In order to make the implementation technical means, creation features, purposes and effects of the utility model easy to understand, the utility model is further described below in combination with specific drawings.

[0029] As shown in the drawings, Figs. 1-3

[0030] The embodiment provides an adjustable seat pillow, which comprises:

[0031] The seat 1;

[0032] The headrest 2 is arranged at the upper end of the seat 1 through the adjusting support;

[0033] ​The adjustment support member includes a fixed seat 3 installed at the upper end of the seat 1 and a first connecting member 4 and a second connecting member 5 rotatably arranged on the fixed seat 3. The first connecting member 4 and the second connecting member 5 are arranged in parallel with each other, and the outer ends of the first connecting member 4 and the second connecting member 5 are respectively rotatably connected to the movable frame 6. A first elastic member 7 is provided between the second connecting member 5 and the movable frame 6 so that the movable frame 6 can squeeze the first elastic member to move backward in parallel; the upper end of the movable frame 6 is rotatably connected to the headrest 2, and a second elastic member 8 is provided between the movable frame 6 and the headrest 2 for elastically adjusting the angle of the headrest 2.

[0034] In this embodiment, the fixing seat 3 includes a fixing block 31 and a fixing frame 32 arranged at the upper end of the fixing block 31, and the fixing block 31 is inserted and installed in a slot corresponding to the seat 1; the fixing frame 32 is provided with a frame plate 33 on both sides thereof, which is slidingly arranged in contact with the first connecting member 4 and the second connecting member 5, and the frame plate 33 is respectively provided with pin holes corresponding to the first connecting member 4 and the second connecting member 5.

[0035] The first connecting member 4 includes two groups of connecting plates 41 arranged in parallel with each other and an arm plate 42 integrally arranged between the two groups of connecting plates 41. One side of the connecting plate 41 is rotatably mounted on the frame plate 33 through a pin, and the other side is rotatably mounted on the movable frame 6.

[0036] The second connecting member 5 has the same structure as the first connecting member 4 .

[0037] In this embodiment, the movable frame 6 includes two sets of movable plates 61 arranged in parallel at intervals and a support plate 62 integrally arranged between the two sets of movable plates 61, and the movable plates 61 are of a bent structure; the side of the connecting plate 41 away from the frame plate 33 is inserted between the above-mentioned two sets of movable plates 61, and is rotated to be attached to the inner wall of the movable plate 61.

[0038] A first shaft 43 is provided between the first connecting member 4 and the movable frame 6. The first elastic member 7 is rotatably mounted on the first shaft 43, with one end of the first elastic member 7 resting on the arm plate 42 and the other end resting on the support plate 62. A parallel linkage structure is formed between the movable frame 6, the fixed frame 32, the first connecting member 4, and the second connecting member 5. The first elastic member 7 propels the movable frame 6 forward while maintaining a stable structure. When a user squeezes the headrest 2, the movable frame 6 drives the headrest 2 backward in parallel, improving comfort.

[0039] In this embodiment, a base 21 connected to the movable frame 6 is provided at the outer end of the headrest 2, and seat plates 22 are provided on both sides of the base 21. The movable plates 61 on both sides of the movable frame 6 are slidably clamped on the outer ends of the seat plates 22. A second shaft 23 is provided at the connection between the movable frame 6 and the seat plate 22 to enable the movable frame 6 and the seat plate 22 to be rotatably arranged.

[0040] The second elastic member 8 is rotatably sleeved on the second shaft 23, one side of the second elastic member 8 is abutted against the base 21, and the other side is abutted against the baffle 63 of the movable frame 6, the baffle 63 is arranged between the two groups of movable plates 61; the two ends of the second elastic member 8 are respectively abutted against the base 21 and the baffle 63, so that the relative stability of the headrest 2 is maintained, the headrest 2 can be pushed to rotate along the second shaft 23, the angle adjustment of the headrest 2 is realized, the second elastic member 8 provides a certain supporting force, and the headrest 2 is reset.

[0041] The first elastic member 7 and the second elastic member 8 can be torsion springs, and the first elastic member 7 and the second elastic member 8 can be elastic plates.

[0042] Specifically, the parallel linkage structure is formed between the movable frame 6, the fixed frame 32, the first connecting member 4 and the second connecting member 5 in the device, so that the movable frame 6 can move in parallel to the rear of the fixed frame 32 through the first connecting member 4 and the second connecting member 5, and the headrest 2 also lowers a certain height in the movement process, and is more fitted to the movement of a human body in a lying position, so that the headrest 2 moves downward, and the comfort of backrest of a person is improved. The headrest 2 is rotatably installed at the outer end of the movable frame 6 through the base 21 and is reset through the second elastic member 8, the inclination angle of the headrest 2 can be adjusted by a person, and the comfort of headrest is improved.

[0043] The basic principle and main features of the utility model and the advantages of the utility model are shown and described above. It should be understood by those skilled in the art that the utility model is not limited by the above-mentioned embodiments, and the above-mentioned embodiments and the description in the specification only illustrate the principle of the utility model, and various changes and improvements can be made to the utility model without departing from the spirit and scope of the utility model, and these changes and improvements all fall within the scope of the utility model claimed. The protection scope of the utility model is defined by the appended claims and their equivalents. It should be noted that, in this document, if there are relationship terms such as first and second, they are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any actual relationship or order between the entities or operations. Moreover, the terms "include", "contain" or any other variants thereof are intended to cover non-exclusive inclusion, so that the process, method, article or equipment including a series of elements not only includes those elements, but also includes other elements not explicitly listed or inherent to such process, method, article or equipment. Without more limitations, the element defined by the statement "including a …" does not exclude the presence of another identical element in the process, method, article or equipment including the element.

Claims

1. Adjustable seat pillow, characterized by: include: Seat (1); A headrest (2), the headrest (2) being placed on the upper end of the seat (1) through an adjustable support member; The adjustment support member comprises a fixed seat (3) mounted on the upper end of the seat (1) and a first connecting member (4) and a second connecting member (5) rotatably arranged on the fixed seat (3); the first connecting member (4) and the second connecting member (5) are arranged in parallel with each other, and the outer ends of the first connecting member (4) and the second connecting member (5) are respectively rotatably connected to the movable frame (6); a first elastic member (7) is provided between the second connecting member (5) and the movable frame (6) so that the movable frame (6) can squeeze the first elastic member to move backward in parallel; the upper end of the movable frame (6) is rotatably connected to the headrest (2); a second elastic member (8) is provided between the movable frame (6) and the headrest (2) for elastically adjusting the angle of the headrest (2).

2. The adjustable seat pillow according to claim 1, characterized in that: The fixing seat (3) comprises a fixing block (31) and a fixing frame (32) arranged at the upper end of the fixing block (31), wherein the fixing block (31) is inserted and installed in a slot corresponding to the seat (1); and a frame plate (33) is provided on both sides of the fixing frame (32) and is slidably arranged in contact with the first connecting member (4) and the second connecting member (5), and the frame plate (33) is provided with pin holes corresponding to the first connecting member (4) and the second connecting member (5).

3. The adjustable seat pillow according to claim 2, characterized in that: The first connecting member (4) comprises two groups of connecting plates (41) arranged in parallel with each other and an arm plate (42) integrally arranged between the two groups of connecting plates (41); one side of the connecting plate (41) is rotatably mounted on the frame plate (33) via a pin, and the other side is rotatably mounted on the movable frame (6).

4. The adjustable seat pillow according to claim 3, characterized in that: The second connecting member (5) has the same structure as the first connecting member (4).

5. The adjustable seat pillow according to claim 3, characterized in that: The movable frame (6) comprises two sets of movable plates (61) arranged in parallel with each other and a support plate (62) integrally arranged between the two sets of movable plates (61); the movable plates (61) are of a bent structure; the side of the connecting plate (41) away from the frame plate (33) is inserted between the two sets of movable plates (61) and is rotatably attached to the inner wall of the movable plates (61).

6. The adjustable seat pillow according to claim 5, characterized in that: A first shaft (43) is provided between the first connecting member (4) and the movable frame (6); the first elastic member (7) is rotatably arranged on the first shaft (43); one end of the first elastic member (7) is abutted against the arm plate (42), and the other end is abutted against the support plate (62); a parallel connecting rod structure is formed between the movable frame (6), the fixed frame (32), the first connecting member (4) and the second connecting member (5).

7. The adjustable seat pillow according to claim 5, characterized in that: The outer end of the headrest (2) is provided with a base (21) connected to the movable frame (6), and seat plates (22) are respectively provided on both sides of the base (21). The movable plates (61) on both sides of the movable frame (6) are slidably clamped on the outer ends of the seat plates (22), and a second shaft (23) is provided at the connection between the movable frame (6) and the seat plates (22) so that the movable frame (6) and the seat plates (22) can be rotated.

8. The adjustable seat pillow according to claim 7, characterized in that: The second elastic member (8) is rotatably sleeved on the second shaft (23), one side of the second elastic member (8) is abutted against the base (21), and the other side is abutted against the baffle (63) of the movable frame (6), and the baffle (63) is arranged between the two groups of movable plates (61); the two ends of the second elastic member (8) are respectively abutted against the base (21) and the baffle (63).

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