CN220001334U - Bed backrest with function of relaxing lumbar vertebra - Google Patents

Abstract

The utility model discloses a bed backrest with a lumbar vertebra relaxing function. The utility model relates to a bedding technical field, including two rectangle sleeves, top waist board, rectangle sleeve inner wall rotates and is connected with the rotary rod, the rotary rod passes the rectangle piece, and rotary rod outer wall fixedly connected with back body, one of them rectangle sleeve internal rotation is connected with the worm, the worm passes the rectangle sleeve and in one side fixedly connected with knob, rotary rod outer wall fixedly connected with worm wheel, worm wheel and worm mesh mutually, top waist board both sides fixedly connected with wedge, a plurality of wedge grooves that correspond with the wedge are seted up to the back body, the opening has been seted up to rectangle sleeve one side. According to the utility model, the rotating rod, the worm wheel, the knob, the waist supporting plate and the wedge block are arranged, so that the backrest body is matched for use, the lumbar vertebra which is ache due to long-time leaning on the backrest can be relaxed, and the experience of a user is improved.

Description

Bed backrest with function of relaxing lumbar vertebra

Technical Field

The utility model relates to the technical field of bedding, in particular to a bed backrest with a lumbar vertebra relaxing function.

Background

As the pace of life increases, people prefer to spend their home lives in bed, such as: the user sits on the bed to perform activities such as chasing, working and reading, but when the user sits on the bed to perform the activities, the lumbar vertebra can feel tired because of no support, the existing backrest can only change the inclination angle, and the backrest is supported, but the lumbar vertebra can generate ache because of long-time leaning on the backrest, the user is required to often stand up to move the lumbar vertebra, and the experience of the user is poor.

Therefore, it is necessary to invent a bed-rest having a function of relaxing lumbar vertebrae to solve the above-mentioned problems.

Disclosure of Invention

The utility model aims to provide a bed backrest with a lumbar vertebra relaxing function, which solves the problems in the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a bed back with relax lumbar vertebra function, includes two rectangle sleeves, top waist board, rectangle sleeve inner wall rotates and is connected with the rotary rod, the rotary rod passes the rectangle piece, and rotary rod outer wall fixedly connected with back body, one of them rectangle sleeve internal rotation is connected with the worm, the worm passes the rectangle sleeve and in one side fixedly connected with knob, rotary rod outer wall fixedly connected with worm wheel, worm wheel and worm mesh mutually, top waist board both sides fixedly connected with wedge, the wedge groove that a plurality of and wedge correspond is seted up to the back body, the opening part sliding connection rectangle post has been seted up to rectangle sleeve one side, a plurality of screw holes have been seted up to rectangle post one side, screw hole department on the rectangle sleeve is provided with the bolt, two rectangle post one side fixedly connected with rubber cushion.

Preferably, two magic tapes are arranged on one side of the backrest body, and a headrest is arranged at the magic tape position.

Preferably, the telescopic rods are rotatably connected to two sides of the backrest body through rotating shafts, the supporting plates are fixedly connected between the rectangular sleeves, the two rotating frames are fixedly connected to the tops of the supporting plates, and the telescopic rods are rotatably connected with the rotating frames.

Preferably, one side of the rubber cushion block is fixedly connected with a handle, and the handle is made of plastic.

Preferably, the backrest body is provided with a plurality of air vents, and the air vents are circular in shape.

The utility model has the technical effects and advantages that: through setting up rotary rod, worm wheel, knob, top waist board, wedge, back body cooperation is used, rotates the knob, and the knob drives the worm rotation, and the worm drives the worm wheel rotation for the rotary rod is rotatory, and the rotary rod drives back body rotation, when the user lumbar vertebra is sour painful, inserts the wedge of top waist board one side into the wedge groove of back body bottom, and the wedge of opposite side inserts suitable wedge groove according to user's demand, has realized can relax the lumbar vertebra that produces sour pain because of leaning on the back for a long time, has promoted user's experience and has felt.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic top view of the present utility model;

FIG. 3 is a schematic cross-sectional view of the present utility model;

FIG. 4 is a schematic side view of the present utility model;

fig. 5 is a schematic view of the structure of the waist top plate and wedge block of the present utility model.

In the figure: 1. a rectangular sleeve; 2. a waist supporting plate; 3. a rotating rod; 4. a worm wheel; 5. a backrest body; 6. a worm; 7. a knob; 8. wedge blocks; 9. rectangular columns; 10. a bolt; 11. a rubber cushion block; 12. a magic tape; 13. a headrest; 14. a telescopic rod; 15. a support plate; 16. a rotating frame; 17. and (5) a handle.

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 bed backrest with lumbar vertebra loosening function, which is shown in figures 1-5, and comprises two rectangular sleeves 1 and a waist supporting plate 2, wherein the inner wall of each rectangular sleeve 1 is rotatably connected with a rotary rod 3, each rotary rod 3 penetrates through each rectangular sleeve 1, the outer wall of each rotary rod 3 is fixedly connected with a backrest body 5, one rectangular sleeve 1 is rotatably connected with a worm 6, each worm 6 penetrates through each rectangular sleeve 1 and is fixedly connected with a knob 7 on one side, the outer wall of each rotary rod 3 is fixedly connected with a worm wheel 4, the worm wheels 4 are meshed with the worm 6, wedge blocks 8 are fixedly connected to two sides of each waist supporting plate 2, the backrest body 5 is provided with a plurality of wedge grooves corresponding to the wedge blocks 8, one side of each rectangular sleeve 1 is provided with an opening, each opening is in sliding connection with a rectangular column 9, one side of each rectangular column 9 is provided with a plurality of threaded holes, the threaded holes on one side of each rectangular sleeve 1 are provided with bolts 10, one side of the two rectangular columns 9 is fixedly connected with a rubber cushion block 11, and the backrest can be propped against a headboard, so that the backrest can be prevented from sliding.

The back rest body 5 one side is provided with two magic subsides 12, and magic subsides 12 department is provided with back rest 13, and when the user leaned on back rest body 5, back rest 13 can support user's cervical vertebra, when the user need not use, can dismantle at any time.

The telescopic rods 14 are rotatably connected to two sides of the backrest body 5 through the rotating shafts, the supporting plates 15 are fixedly connected between the two rectangular sleeves 1, the two rotating frames 16 are fixedly connected to the tops of the supporting plates 15, the telescopic rods 14 are rotatably connected with the rotating frames 16, and the backrest body 5 can be supported when a user leans against the backrest body 5.

One side of the rubber cushion block 11 is fixedly connected with a handle 17, the handle 17 is made of plastic, and when the backrest is retracted, the backrest can be moved by lifting the handle 17.

The backrest body 5 is provided with a plurality of air vents, the air vents are round, and the user experience is more comfortable in hot weather.

The working principle of the utility model is as follows: when the backrest is required to be used, the backrest is placed on a bed, bolts 10 on two sides of the rectangular sleeve 1 are rotated, the rectangular column is pulled out, the rubber cushion block 11 is propped against the headboard, the rectangular column 9 is limited by the locking bolt 10, the worm 6 is driven by the rotary knob 7, the worm wheel 4 meshed with the worm 6 is driven to rotate, the rotary rod 3 is driven by the rotary rod 3 to drive the backrest body 5 to change the inclination angle, the telescopic rod rotates and stretches because the backrest body 5 rotates, when the backrest body 5 rotates to reach a proper angle of a user, the rotary knob 7 is stopped, when the backrest is leaned for too long, the lumbar is sour and painful, the wedge-shaped block 8 on one side of the top lumbar plate 2 is inserted into the wedge-shaped groove on the bottom of the backrest body, then the wedge-shaped block 8 on the other side of the top lumbar plate 2 is inserted into the proper wedge-shaped groove according to the requirement of the user, the top lumbar plate 2 can be normally used after the user is relaxed, and after the user is used, the backrest body 5 is retracted by the rotary knob 7.

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 (5)

1. The utility model provides a bed back with relax lumbar vertebra function, includes two rectangle sleeves (1), top waist board (2), its characterized in that: the utility model provides a rectangular sleeve (1) inner wall rotation is connected with rotary rod (3), rotary rod (3) pass rectangular sleeve (1), and rotary rod (3) outer wall fixedly connected with back body (5), one of them rectangular sleeve (1) internal rotation is connected with worm (6), worm (6) pass rectangular sleeve (1) and in one side fixedly connected with knob (7), rotary rod (3) outer wall fixedly connected with worm wheel (4), worm wheel (4) and worm (6) are engaged with each other, top waist board (2) both sides fixedly connected with wedge (8), a plurality of wedge grooves that correspond with wedge (8) have been seted up to back body (5), the opening has been seted up to rectangular sleeve (1) one side, a plurality of screw holes have been seted up to rectangular post (9) one side, a screw hole has been seted up to rectangular sleeve (1) one side, screw hole department on rectangular sleeve (1) is provided with bolt (10), two rectangular post (9) one side fixedly connected with rubber cushion (11).

2. A bed rest with lumbar relaxing function according to claim 1, characterized in that: two magic subsides (12) are provided with in back body (5) one side, magic subsides (12) department is provided with back cushion (13).

3. A bed rest with lumbar relaxing function according to claim 1, characterized in that: the two sides of the backrest body (5) are rotatably connected with telescopic rods (14) through rotating shafts, two supporting plates (15) are fixedly connected between the rectangular sleeves (1), two rotating frames (16) are fixedly connected to the tops of the supporting plates (15), and the telescopic rods (14) are rotatably connected with the rotating frames (16).

4. A bed rest with lumbar relaxing function according to claim 1, characterized in that: one side of the rubber cushion block (11) is fixedly connected with a handle (17), and the handle (17) is made of plastic.

5. A bed rest with lumbar relaxing function according to claim 1, characterized in that: a plurality of air vents are formed in the backrest body (5), and the air vents are circular in shape.