Seat backrest capable of protecting spine

Abstract

A seat backrest capable of protecting the spine is used for solving the technical problems that in the long-term high-pressure office environment of a user, the lumbar vertebra or the spine of the back of the user is prone to being damaged, and the seat backrest capable of protecting the spine is needed, the seat backrest comprises a backrest body, and the backrest body comprises two leaning plates and a main plate; the two leaning plates are fixedly installed on the two sides of the main plate through fasteners respectively and are both higher than the backrest, a rotating shaft is rotatably installed between the two leaning plates and located above the main plate, a headrest for leaning of the head is fixedly installed on the rotating shaft, a cavity is formed in the main plate, and the backrest is located in the cavity. A vertical sliding groove is formed in the face, close to a user, of the main board in the horizontal direction, the cavity is communicated with the sliding groove, a sliding block is installed on the sliding groove in a sliding mode, a waist rest is fixed to the sliding block, the face, making contact with the user, of the waist rest is arranged to be in a protruding shape, heating pastes are installed on the two sides of the waist rest respectively in an adhesive mode, and the heating pastes are connected with the heating pastes in a sliding mode. One side of each heating patch is provided with a fixing band, one fixing band is provided with a son buckle, and the other fixing band is provided with a mother buckle.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of seat back, specifically relates to a seat back for protecting spine. BACKGROUND

[0002] Office chair refers to various chairs equipped for work convenience in daily work and social activities. Office partners divide office chairs into narrow sense and broad sense. The office chair in narrow sense refers to the backrest chair sat by people in sitting posture to work on desktop, and the office chair in broad sense refers to all chairs used in office.

[0003] In the prior art, the backrest of the backrest chair is an essential part of the user, and a relatively simple collocation is usually used in production, so that the seat backrest can only have the function of leaning on the user, but in the long-term high-pressure office environment, the user's back lumbar vertebrae or spine is easy to be damaged, so an office chair backrest for protecting the user's spine is urgently needed. UTILITY MODEL CONTENT

[0004] The utility model aims at the shortage of prior art, and provides a seat back for protecting spine, which is used to solve the technical problem that the user's back lumbar vertebrae or spine is easy to be damaged in the long-term high-pressure office environment and a seat back for protecting spine is needed.

[0005] To achieve the above object, the utility model adopts the following technical scheme:

[0006] A seat back for protecting spine, comprising a backrest, the backrest comprises two leaning plates and a main plate, the two leaning plates are fixed and arranged on the two sides of the main plate through nailing respectively, and the two leaning plates are higher than the backrest, a rotating shaft is rotatably arranged between the two leaning plates, the rotating shaft is located above the main plate, a headrest for head leaning is fixed and arranged on the rotating shaft, the main plate is a cavity, a vertical sliding groove is formed on the side close to the user of the main plate along the horizontal direction, the cavity and the sliding groove are communicated with each other, a sliding block is slidably arranged on the sliding groove, a lumbar support is fixed on the sliding block, the side in contact with the user of the lumbar support is provided in a convex shape, and a heating patch is attached to the two sides of the lumbar support respectively, and a fixing belt is arranged on one side of each heating patch, wherein the fixing belt is provided with a female buckle, and the other fixing belt is provided with a male buckle.

[0007] Working principle:

[0008] When the user leans on the seat, the back of the user is in contact with the two leaning plates and the main plate, the head of the user is in contact with the headrest, the neck of the user is in contact with the neck pillow, the waist of the user and part of the back of the upper waist are in contact with the waist support, and then the user buckles the two fixing belts on the waist support to each other, so that the sub-buckle on the fixing belt is buckled with the female buckle on the other fixing belt, and the waist of the user is forced to keep vertical at all times, and gradually becomes curved, effectively protecting the spine of the user.

[0009] The utility model discloses the beneficial effects are:

[0010] The headrest and the neck pillow can relieve the pressure on the back of the user when the user leans on the back for a long time, the waist support on one side is convex, which can support the waist and spine of the user, and the heating patch can provide warmth to the waist and abdomen of the user in winter or cold weather, making the user more comfortable when using the waist support. BRIEF DESCRIPTION OF DRAWINGS

[0011] Figure 1 The utility model discloses the structure schematic drawing of embodiment;

[0012] Figure 2 The utility model discloses the backrest contour structure schematic drawing;

[0013] Figure 3 For Figure 1 The structure enlarged schematic drawing of place A in middle;

[0014] Figure 4 For Figure 1 The structure enlarged schematic drawing of place B in middle;

[0015] Figure 5 For Figure 1 The structure enlarged schematic drawing of place C in middle.

[0016] The utility model discloses the backrest 1, leans leaning plate 2, main plate 3, pivot 4, headrest 5, cavity 6, sliding slot 7, sliding block 8, waist support 9, heating patch 10, fixed band 11, sub-buckle 12, female buckle 13, neck pillow 14, partition plate 15, article cavity 16, rotation shaft 17, limit pin 18, belt 19, limit hole 20, rectangular slot 21, hinged axle 22, cover plate 23, clamping slot 24, recess 25, spring 26, guide block 27, clamping block 28, push block 29. DETAILED DESCRIPTION

[0017] The technical scheme in the utility model is further explained below in combination with the drawings and examples.

[0018] As shown in Figure 1 and Figure 2 , a seat back for protecting the spine comprises a backrest 1, the backrest 1 comprises two leaning plates 2 and a main plate 3, the two leaning plates 2 are fixedly arranged on the two sides of the main plate 3 through nailing respectively, and the two leaning plates 2 are higher than the backrest 1, a rotating shaft 4 is rotatably arranged between the two leaning plates 2, the rotating shaft 4 is located above the main plate 3, a headrest 5 for leaning the head is fixedly arranged on the rotating shaft 4, the main plate 3 is a cavity 6, a vertical sliding groove 7 is formed on the side of the main plate 3 close to the user along the horizontal direction of the main plate 3, the cavity 6 and the sliding groove 7 are communicated with each other, a sliding block 8 is slidably arranged on the sliding groove 7, a waist rest 9 is fixedly arranged on the sliding block 8, the side of the waist rest 9 in contact with the user is provided in a convex shape, and a heating patch 10 is arranged on the two sides of the waist rest 9 respectively, and a fixing belt 11 is arranged on one side of each heating patch 10, wherein the fixing belt 11 is provided with a male buckle 12, and the other fixing belt 11 is provided with a female buckle 13.

[0019] When the user leans on the seat, the back of the user is in contact with the two leaning plates 2 and the main plate 3, the head of the user is in contact with the headrest 5, the neck of the user is in contact with the neck pillow 14, and the waist of the user and part of the back above the waist are in contact with the waist rest 9, then the user buckles the fixing belts 11 on the two sides of the waist rest 9, so that the male buckle 12 on the fixing belt 11 is buckled with the female buckle 13 on the other fixing belt 11, and the waist rest 9 is firmly bound on the waist of the user, so that the user can not move the waist without the protection of the waist rest 9 when leaning on the backrest 1 for a long time, and the waist of the user can be kept vertical at all times through the two fixing belts 11, and will not be gradually bent, effectively protecting the spine of the user.

[0020] The headrest 5 and the neck pillow 14 can relieve the pressure on the back of the user when the user leans on the seat for a long time, the side of the waist rest 9 is provided in a convex shape, so that the waist of the user and the spine can have a supporting place, the heating patch 10 can provide certain heat preservation for the waist and the abdomen of the user in winter or cold weather, so that the user can use the waist rest 9 more comfortably, and the heating patch 10 is a prior art, which will not be described in detail here, and the film on one side of the heating patch 10 can be pasted on the two sides of the waist belt by tearing off when used.

[0021] As shown in Figure 1 , Figure 3 , Figure 4 andFigure 5 As shown, the main plate 3 is fixedly provided with a neck pillow 14, the cavity 6 is respectively provided with two partition plates 15, and a storage cavity 16 is formed between the two partition plates 15, a rotating shaft 17 is horizontally arranged on the inner wall of the storage cavity 16, a plurality of limiting pins 18 are arranged on the inner wall of the storage cavity 16, a belt 19 is fixedly arranged on the sliding block 8, a limiting hole 20 is formed in the belt 19, the belt 19 is slidably arranged on the rotating shaft 17, and the limiting hole 20 of the belt 19 is capable of being inserted by any one of the limiting pins 18, a rectangular groove 21 is formed on the side of the main plate 3 away from the user, a hinge shaft 22 is fixedly arranged on the inner wall of the two sides of the rectangular groove 21, a cover plate 23 is hingedly arranged on the hinge shaft 22, a clamping groove 24 is arranged on the side wall of the cover plate 23 close to the top, a recess 25 is arranged on the top of the rectangular groove 21, a spring 26 is fixedly arranged in the recess 25, a guide block 27 is fixedly arranged on the spring 26, the guide block 27 is vertically and downwardly arranged in the recess 25, a clamping block 28 is arranged on the bottom of the guide block 27, the clamping block 28 is vertically clamped in the clamping groove 24, a pushing block 29 is arranged on the bottom of the guide block 27 and used for pushing the guide block 27, and the side of the leaning plate 2 and the main plate 3 close to the user is curved.

[0022] The neck pillow 14 can relieve the pressure on the neck of the user when the user leans against the backrest 1, the storage cavity 16 can provide more storage space for the user, the belt 19 and the limiting hole 20 arranged on the belt 19 can drive the sliding block 8 to move, the sliding block 8 drives the waist rest 9 to slide to different positions, and the belt 19 is pulled to different limiting pins 18 for limiting, the method can adapt to different users and increase the application range of the product, the pushing block 29 drives the clamping block 28 to move up and down, the cover plate 23 is stably arranged on the main plate 3, and the side of the leaning plate 2 and the main plate 3 close to the user is curved, so that the user can have a contact effect at any time when the user uses the backrest 1 for a long time, and the user will not be too tired by keeping the same posture for a long time.

[0023] Finally, it should be noted that the above embodiments are only used to illustrate the technical solutions of the present application and are not limiting. Although the present application has been described in detail with reference to the preferred embodiments, those skilled in the art should understand that the technical solutions of the present application can be modified or replaced by equivalents without departing from the spirit and scope of the technical solutions of the present application, and all of them should be covered in the scope of the claims of the present application.

Claims

1. A seat back for protecting the spine, comprising a backrest (1), characterized in that: The backrest (1) comprises two leaning plates (2) and a main plate (3), the two leaning plates (2) are respectively arranged on the two sides of the main plate (3) through nailing, and the two leaning plates (2) are higher than the backrest (1), a rotating shaft (4) is arranged between the two leaning plates (2), the rotating shaft (4) is above the main plate (3), a headrest (5) for head leaning is fixedly arranged on the rotating shaft (4), the main plate (3) is a cavity (6), a vertical sliding groove (7) is formed on the side of the main plate (3) close to the user along the horizontal direction, the cavity (6) and the sliding groove (7) are communicated with each other, a sliding block (8) is slidably arranged on the sliding groove (7), a waist support (9) is fixedly arranged on the sliding block (8), the side of the waist support (9) in contact with the user is provided in a convex shape, and a heating patch (10) is attached to the two sides of the waist support (9), and one side of each heating patch (10) is provided with a fixing belt (11), one of the fixing belts (11) is provided with a female buckle (12), and the other fixing belt (11) is provided with a male buckle (13).

2. A seat back for protecting a spine according to claim 1, characterized in that: A neck pillow (14) is fixedly arranged on the main plate (3).

3. A seat back for protecting a spine according to claim 1, characterized in that: Two partition plates (15) are respectively arranged in the cavity (6), and a storage cavity (16) is formed between the two partition plates (15).

4. A seat back for protecting a spine according to claim 3, characterized in that: A rotating shaft (17) is horizontally arranged on the inner wall of the storage cavity (16), a plurality of limiting pins (18) are arranged on the inner wall of the storage cavity (16), a belt (19) is fixedly arranged on the sliding block (8), a limiting hole (20) is formed in the belt (19), the belt (19) is slidably arranged on the rotating shaft (17), and the limiting hole (20) in the belt (19) can be inserted into any one of the limiting pins (18).

5. A seat back for protecting a spine according to claim 1, characterized by: A rectangular groove (21) is formed on the side of the main plate (3) away from the user, a hinge shaft (22) is fixedly arranged on the inner wall of the two sides of the rectangular groove (21), a cover plate (23) is hingedly arranged on the hinge shaft (22), a clamping groove (24) is formed on the side wall of the cover plate (23) close to the top, a recess (25) is formed on the top of the rectangular groove (21), a spring (26) is fixedly arranged in the recess (25), a guide block (27) is fixedly arranged on the spring (26), the guide block (27) is slidably arranged in the recess (25) vertically downward, a clamping block (28) is arranged on the bottom of the guide block (27), the clamping block (28) can be vertically clamped in the clamping groove (24), and a pushing block (29) for pushing the guide block (27) is arranged on the bottom of the guide block (27).

6. A seat back for protecting a spine according to claim 1, characterized by: The side of the leaning plate (2) and the main plate (3) close to the user is curved.

Images