Waist rest

Abstract

The utility model provides a waist rest which comprises a seat cushion part, a connecting part connected with the seat cushion part, a back cushion part connected with the other end of the connecting part, two convex edges symmetrically arranged on the seat cushion part, the connecting part and the back cushion part, buffer sleeves arranged on the back cushion part and the two convex edges, and a supporting piece arranged at the bottom of the seat cushion part. According to the waist rest, through the arrangement of the two protruding edges, when the buffering sleeve is assembled on the cushion part, an airflow channel is formed, a deformation space is provided for the buffering sleeve, and therefore when the waist of a user abuts against the buffering sleeve, the buffering sleeve deforms, and therefore the waist of the user is prevented from being damaged. The waist of the user is effectively supported, air at the waist of the user can be conveniently exchanged with external air through the airflow channel and the air holes through the air holes in the buffering sleeve, and the situation that the waist of the user is heated and sweats, and the use comfort is affected is avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of lumbar vertebra care appliances, in particular to a lumbar support. Background Art

[0002] With the change of Chinese people's lifestyle, sitting for long periods of time has become the norm. Among them, poor sitting posture will lead to various symptoms in people's bodies, such as: children - myopia, scoliosis, uneven shoulders, hunchback and affected bone growth; adults - cervical spondylosis, lumbar protrusion, spinal strain, sub-health and hemorrhoids.

[0003] Chairs are a widely used piece of furniture in our daily lives and work, typically consisting of a base, backrest, support structure, armrests, and other components. To meet people's individual needs and provide a more comfortable and healthy user experience, chair structures and functions are constantly being improved. When using a chair, users often rely on the base and backrest to support their hips and back, while the lumbar region is relatively weak. To provide support for the lumbar region, lumbar supports are often placed on chairs.

[0004] Existing lumbar supports generally use sponge as a cushioning component to support the user's waist. However, the sponge will collapse when used for a long time, which will affect the support effect on the user's waist. In addition, it will become stuffy and affect the user's comfort when used for a long time. Utility Model Content

[0005] The purpose of this utility model is to provide a lumbar support to solve the above problems.

[0006] To achieve the above-mentioned object, the present invention provides a lumbar support, comprising: a seat cushion portion, a connecting portion connected to the seat cushion portion, a back cushion portion connected to the other end of the connecting portion, two protrusions symmetrically arranged on the seat cushion portion, the connecting portion, and the back cushion portion, a cushion cover arranged on the back cushion portion and the two protrusions, a support member arranged at the bottom of the seat cushion portion, a plurality of fixing members mounted on the seat cushion portion, a soft cushion connected to the seat cushion portion via the plurality of fixing members, and a heat dissipation component arranged on the seat cushion portion, the soft cushion, the back cushion portion, and the cushion cover;

[0007] The cushion portion has an upwardly raised portion at one end away from the connecting portion, and the raised portion extends in an arc shape to both sides. The cushion is provided with an adapting portion adapted to the raised portion, wherein

[0008] The support member is adapted to improve the stability of the seat cushion portion when placed in a flat position;

[0009] The fixing member is suitable for completing the detachable connection between the cushion and the seat cushion portion;

[0010] The heat dissipation component is suitable for ensuring the ventilation effect of the seat cushion part and the back cushion part.

[0011] Furthermore, the heat dissipation component includes a plurality of air holes provided on the front side of the cushion cover, a through groove provided on the rear side of the cushion cover, a movable groove provided on the cushion portion, an air flow channel provided between the cushion cover, the cushion portion and the two protrusions, a plurality of arc-shaped support rods fixed in the movable groove, a plurality of heat dissipation grooves provided on the soft pad and the seat portion, and a plurality of transverse grooves provided on the bottom of the seat portion;

[0012] The curvature of the plurality of arc-shaped support rods is greater than the curvature of the cushion portion.

[0013] Furthermore, the support member includes an assembly block connected to the bottom of the seat cushion, a plurality of installation slots respectively provided on a plurality of the assembly blocks, and a plurality of rubber pads bonded in the plurality of the installation slots.

[0014] Furthermore, the fixing member includes an assembly groove provided on the soft cushion, connecting grooves provided on the seat cushion portion and corresponding to the assembly groove, a connecting rod provided in the assembly groove and the connecting groove, a limit block fixedly connected to the top of the connecting rod, a plurality of fixing blocks fixedly connected to the bottom of the connecting rod in an annular array, and a plurality of wedge-shaped clamping blocks respectively fixed to the bottoms of the plurality of fixing blocks;

[0015] The height of the limiting block is smaller than the height of the assembly groove;

[0016] A plurality of the wedge-shaped blocks are all against the cushion portion.

[0017] Furthermore, a plurality of reinforcing ribs are provided on the front side of the connecting portion.

[0018] Furthermore, a silicone pad is bonded to the rear side of the connecting portion.

[0019] Furthermore, a recessed portion is provided at the upper end of the cushion portion, and a lifting groove is provided at the upper end of the buffer sleeve.

[0020] Furthermore, the material of the soft cushion is memory foam or TPE gel material.

[0021] Furthermore, the seat cushion portion, the connecting portion, the back cushion portion and the plurality of arc-shaped support rods are integrally formed.

[0022] Compared with the prior art, the embodiments of the present invention have the following beneficial effects:

[0023] The lumbar support has several ventilation holes on the cushioning sleeve, so that the cushioning sleeve has strong deformation ability while providing effective hard support. When the user resists the cushioning sleeve, the cushioning sleeve can be appropriately deformed to effectively support the user's waist, ensure the support effect on the user's waist, and effectively correct the user's sitting posture. The several ventilation holes on the cushioning sleeve, combined with the air circulation holes between the front side of the cushioning sleeve and the cushion part and the two convex edges, facilitate the circulation of outside air and the air at the contact point between the user's waist and the cushioning sleeve, thereby effectively dissipating heat from the user's waist support, ensuring the user's comfort when sitting for a long time. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] The present invention will be further described below with reference to the accompanying drawings and embodiments.

[0025] Figure 1 Shows a perspective view of the present utility model;

[0026] Figure 2 Shows a cross-sectional view of the present utility model;

[0027] Figure 3 Shows the partial bottom-up stereoscopic view of the present invention Figure 1 ;

[0028] Figure 4 Shows an exploded perspective view of the present utility model;

[0029] Figure 5 Shows a partial cutaway view of the present utility model;

[0030] Figure 6 Shows the partial bottom-up stereoscopic view of the present invention Figure 2 ;

[0031] Figure 7 The utility model is shown Figure 6 Enlarged view of point A.

[0032] In the picture

[0033] 1. Cushion part; 2. Connecting part; 3. Back cushion part; 4. Raised edge; 5. Cushion cover; 6. Support part; 7. Fixing part; 8. Cushion; 9. Heat dissipation component; 10. Raised part; 11. Adapter part; 12. Air vent; 13. Through groove; 14. Movable groove; 15. Air flow channel; 16. Arc-shaped support rod; 17. Heat dissipation groove; 18. Horizontal groove; 19. Assembly block; 20. Installation groove; 21. Rubber pad; 22. Assembly groove; 23. Connecting groove; 24. Connecting rod; 25. Limit block; 26. Fixing block; 27. Wedge-shaped block; 28. Reinforcement rib; 29. ​​Silicone pad; 30. Recessed part; 31. Lifting groove. DETAILED DESCRIPTION

[0034] The present invention will now be described in further detail with reference to the accompanying drawings, which are simplified schematic diagrams that illustrate the basic structure of the present invention in a schematic manner.

[0035] See also Figure 1 , Figure 1 Shows a three-dimensional diagram of the utility model; please refer to Figure 2 , Figure 2 Shows a cross-sectional view of the present invention; see Figure 3 , Figure 3 Shows the partial bottom-up stereoscopic view of the present invention Figure 1 ; see Figure 4 , Figure 4 Shows a split perspective view of the present invention; see Figure 5 , Figure 5 Shows a partial cutaway view of the present invention; see Figure 6 , Figure 6 Shows the partial bottom-up stereoscopic view of the present invention Figure 2 ; see Figure 7 , Figure 7 The utility model is shown Figure 6 A magnified picture of point A; Figure 1-7 As shown, a lumbar support comprises: a cushion portion 1, a connecting portion 2 connected to the cushion portion 1, a back cushion portion 3 connected to the other end of the connecting portion 2, two protrusions 4 symmetrically arranged on the cushion portion 1, the connecting portion 2 and the back cushion portion 3, a cushion cover 5 arranged on the back cushion portion 3 and the two protrusions 4, a support member 6 arranged at the bottom of the cushion portion 1, a plurality of fixing members 7 mounted on the cushion portion 1, a soft pad 8 connected to the cushion portion 1 via the plurality of fixing members 7, and a heat dissipation component 9 arranged on the cushion portion 1, the soft pad 8, the back cushion portion 3 and the cushion cover 5;

[0036] The cushion portion 1 has an upwardly raised portion 10 at one end away from the connecting portion 2, and the raised portion 10 extends in an arc shape to both sides. The cushion 8 is provided with an adapting portion 11 adapted to the raised portion 10, wherein

[0037] The support member 6 is adapted to improve the stability of the seat cushion portion 1 when placed in a flat position;

[0038] The fixing member 7 is suitable for completing the detachable connection between the cushion 8 and the seat cushion portion 1;

[0039] The heat dissipation component 9 is suitable for ensuring the ventilation effect of the seat cushion part 1 and the back cushion part 3. When in use, the assembly of the buffer cover 5 and the back cushion part 3 is completed. Through the provided several fixing parts 7, the detachable and quick assembly method can complete the connection of the soft pad 8 and the seat cushion part 1, and at the same time, it is convenient to remove the soft pad 8 from the seat cushion part 1, and then the soft pad 8 can be quickly replaced when the ambient temperature changes, thereby ensuring good applicability and improving the comfort of the user when sitting on the seat cushion part 1. When the soft pad 8 is used for a long time and stains appear, the soft pad 8 can be quickly disassembled and cleaned, avoiding the need to clean the soft pad 8 and the seat cushion part 1 together, which is inconvenient to use; at the same time, the provided support member 6 provides support and leveling for the placement of the seat cushion part 1 when in use, so that the seat cushion part 1 is not easy to shake after being placed and in use, effectively improving the stability of the lumbar support when in use, avoiding shaking when the user uses the lumbar support, affecting the user's sitting posture, and effectively correcting the user's sitting posture under the action of the provided ridge 10, and the several rubber pads 21 on the support member 6 can improve the position of the seat cushion part 1 and the use position The friction force prevents the user from sliding when using the lumbar support, and at the same time, several rubber pads 21 prevent wear of the seat cushion part 1 and the use position of the lumbar support; when the user sits on the soft cushion 8 and makes the waist hit the cushion cover 5, the heat dissipation component 9 is set, and since the front side of the cushion cover 5 is provided with several ventilation holes 12, the front side of the cushion cover 5 has good deformation ability while ensuring effective support effect. At the same time, since the cushion cover 5 cooperates with the two convex edges 4 to form an air flow channel 15, an effective deformation space is provided for the cushion cover 5. When the user's waist hits the cushion cover 5, the cushion cover 5 will be squeezed to produce deformation, so that the contact part of the cushion cover 5 with the user's waist becomes concave, and then perfectly fits the user's waist, thereby straightening the user's waist to maintain a correct sitting posture, supporting the user's waist and ensuring the user's sitting comfort; at the same time, the heat dissipation component 9 can make the user sitting on the seat cushion part 1 and the position leaning on the cushion part have good heat dissipation and ventilation effect, preventing the user from using for a long time causing the buttocks and waist to heat up and sweat, affecting the user's comfort.

[0040] Optionally, the heat dissipation component 9 includes a plurality of air holes 12 provided on the front side of the buffer cover 5, a through groove 13 provided on the rear side of the buffer cover 5, a movable groove 14 provided on the cushion portion 3, an air flow channel 15 provided between the buffer cover 5, the cushion portion 3 and the two protrusions 4, a plurality of arc-shaped support rods 16 fixed in the movable groove 14, a plurality of heat dissipation grooves 17 provided on the soft pad 8 and the seat portion 1, and a plurality of transverse grooves 18 provided on the bottom of the seat portion 1;

[0041] The curvature of several of the arc-shaped support rods 16 is greater than that of the cushion portion 3. When the user sits on the cushion portion 1 and makes the user's waist press against the cushion cover 5, pressure will be generated on the cushion cover 5. Since the cushion cover 5 is provided with several air vents 12, the cushion cover 5 has a certain hardness and good toughness, so that when the user's waist presses against the cushion cover 5, the cushion cover 5 will be deformed. The position where the cushion cover 5 contacts the user's waist is concave, which can wrap and support the user's waist, fit the user's waist curve, and effectively support both sides of the user's waist. Since the curvature of several of the arc-shaped support rods 16 is greater than that of the cushion portion 3, the relative distance between the front side of the cushion cover 5 and the front side of the cushion portion 3 is increased, the deformation space of the front side of the cushion cover 5 is increased, and it is convenient for the cushion cover 5 to Support for the user's waist; at the same time, due to the provision of the convex edge 4, an air flow channel 15 is left between the cushion cover 5 and the cushion part 3, and then through the several air holes 12 opened on the cushion cover 5, it is convenient to dissipate heat to the part of the user's waist that fits the cushion cover 5, and with the cooperation of the movable groove 14 and the through groove 13, the circulation effect of air in the air flow channel 15 is effectively guaranteed, and the heat dissipation effect of the user's waist is further guaranteed; and through the several heat dissipation grooves 17 opened on the soft pad 8 and the seat cushion part 1, it is convenient to dissipate heat to the user's buttocks, and the provision of several transverse grooves 18 can effectively improve the circulation effect between the several heat dissipation grooves 17 and the outside air, and increase the heat dissipation effect of the several heat dissipation grooves 17 on the user's buttocks, thereby avoiding the user's buttocks and waist from heating up and sweating when using the lumbar support for a long time, affecting the comfort of use.

[0042] Optionally, the support member 6 includes an assembly block 19 connected to the bottom of the seat cushion, a plurality of mounting grooves 20 respectively provided on a plurality of the assembly blocks 19, and a plurality of rubber pads 21 bonded into the plurality of the mounting grooves 20. When the user uses the lumbar support, the plurality of assembly blocks 19 can maintain the levelness of the seat cushion portion 1, thereby making the lumbar support more stable during use, and the plurality of rubber pads 21 bonded into the plurality of mounting grooves 20 can prevent the plurality of assembly blocks 19 from being scratched against the placement position of the lumbar support.

[0043] Optionally, the fixing member 7 includes an assembly groove 22 provided on the cushion 8, connecting grooves 23 respectively provided on the cushion portion 1 and corresponding to the assembly groove 22, a connecting rod 24 provided in the assembly groove 22 and the connecting groove 23, a limiting block 25 fixedly connected to the top of the connecting rod 24, a plurality of fixing blocks 26 respectively fixedly connected to the bottom of the connecting rod 24 in an annular array, and a plurality of wedge-shaped clamping blocks 27 respectively fixed to the bottom of the fixing blocks 26;

[0044] The height of the limiting block 25 is smaller than the height of the assembly groove 22;

[0045] The plurality of wedge-shaped blocks 27 are all in contact with the cushion portion 1. When the seasons change, the temperature changes, or stains appear on the cushion 8 and cleaning is required, the plurality of wedge-shaped blocks 27 can be pressed, and the plurality of fixing blocks 26 will be deformed and contact the plurality of wedge-shaped blocks 27 and the cushion portion 1. At this time, the plurality of wedge-shaped blocks 27 are pushed upward, and the limit block 25 connecting rod 24, the limit block 25, the plurality of wedge-shaped blocks 27 and the plurality of fixing blocks 26 can be pushed out from the assembly groove 22 and the connecting groove 23. Then, by controlling the plurality of fixing members 7, the connection between the cushion 8 and the cushion portion 1 can be released, so that the removed cushion 8 can be replaced or cleaned. When the new cushion 8 is installed, the bottom of the cushion 8 is affixed to the upper surface of the cushion portion 1, and the corresponding fixing members 7 are made to The assembly slot 22 and the connecting slot 23 are at the same central axis. At this time, pressing the limit rod to enter the assembly slot 22 can make the connecting rod 24 drive the several fixing blocks 26 and the several wedge-shaped blocks 27 to enter the connecting slot 23 and produce deformation. Until the several wedge-shaped blocks 27 reach the bottom of the seat cushion part 1, the several said fixing blocks 26 are reset, so that the several wedge-shaped blocks 27 are all against the bottom of the seat cushion part 1, completing the restricted installation of the cushion 8; through the provision of several fixing parts 7, the installation and disassembly of the cushion 8 is convenient, and the cleaning and replacement of the cushion 8 are convenient, and the height of the limit block 25 is less than the height of the assembly slot 22, so when the user sits on the cushion 8, the limit block 25 is not easy to contact the user, effectively improving the comfort of the user sitting on the cushion 8.

[0046] Optionally, a plurality of reinforcing ribs 28 are provided on the front side of the connecting portion 2. When the cushion portion 3 abuts against the user's waist, the waist will give a reverse force to the cushion portion 1, causing the connecting portion 2 to deform. The plurality of reinforcing ribs 28 can enhance the tensile strength of the connecting portion 2 and prevent the connecting portion 2 from being damaged during use, thereby extending the service life of the entire lumbar support.

[0047] Optionally, a silicone pad 29 is bonded to the back side of the connecting part 2. When the user places the lumbar support on some fabrics with poor wear resistance, and when the user is in a relatively lying sitting position, it is easy to shake, and the connecting part 2 will be against the fabric. The provided silicone pad 29 can prevent the connecting part 2 from causing wear to the fabric during movement, and avoid affecting the service life of the fabric in the user's lying position when the user uses the lumbar support.

[0048] Optionally, a recessed portion 30 is provided at the upper end of the cushion portion 3, and a pulling groove 31 is opened at the upper end of the buffer sleeve 5. After the buffer sleeve 5 and the cushion portion 3 are spliced ​​together, the pulling groove 31 and the recessed portion 30 form a through groove 13, and then the user can reinforce the hand to go deep into the pulling groove 31 and the recessed portion 30 to move the lumbar support, which is convenient to use.

[0049] Optionally, the material of the soft pad 8 is memory foam or TPE gel material. Since the soft pad 8 can be disassembled and assembled with the seat cushion part 1 through the fixing part 7, the soft pad 8 made of TPE gel material can be fixed on the seat cushion part 1 for use when the weather is hot. Since the TPE gel material has a soft and smooth texture and a touch close to the skin, it can effectively improve the coolness of the lumbar support when the user uses it in hot weather. When the weather is cold, the soft pad 8 made of memory foam can be fixed on the seat cushion part 1 for use, thereby effectively improving the comfort of the user using the lumbar support when the weather is cold.

[0050] Optionally, the seat cushion portion 1, the connecting portion 2, the back cushion portion 3 and the plurality of arc-shaped support rods 16 are integrally formed. The integrally formed seat cushion portion 1, the connecting portion 2, the back cushion portion 3 and the plurality of arc-shaped support rods 16 effectively ensure the overall strength of the lumbar support and ensure the service life of the lumbar support.

[0051] The above description is merely a preferred embodiment of the present invention and is not intended to limit the present invention. Those skilled in the art will readily appreciate that the present invention is susceptible to various modifications and variations. Any modifications, equivalent substitutions, or improvements made within the spirit and principles of the present invention shall be included within the scope of protection of the present invention.

Claims

1. A lumbar support, characterized in that: include: A cushion portion (1), a connecting portion (2) connected to the cushion portion (1), a back cushion portion (3) connected to the other end of the connecting portion (2), two protrusions (4) symmetrically arranged on the cushion portion (1), the connecting portion (2) and the back cushion portion (3), a buffer cover (5) arranged on the back cushion portion (3) and the two protrusions (4), a support member (6) arranged at the bottom of the cushion portion (1), a plurality of fixing members (7) mounted on the cushion portion (1), a soft pad (8) connected to the cushion portion (1) via the plurality of fixing members (7), and a heat dissipation component (9) arranged on the cushion portion (1), the soft pad (8), the back cushion portion (3) and the buffer cover (5); The cushion portion (1) has an upwardly raised portion (10) at one end away from the connecting portion (2), and the raised portion (10) extends in an arc shape to both sides. The cushion (8) is provided with an adapting portion (11) adapted to the raised portion (10), wherein The support member (6) is suitable for improving the stability of the cushion portion (1) when placed in a flat position; The fixing member (7) is suitable for completing the detachable connection between the cushion (8) and the seat cushion portion (1); The heat dissipation component (9) is suitable for ensuring the ventilation effect of the seat cushion portion (1) and the back cushion portion (3).

2. A lumbar support according to claim 1, characterized in that: The heat dissipation component (9) includes a plurality of air holes (12) provided on the front side of the buffer sleeve (5), a through groove (13) provided on the rear side of the buffer sleeve (5), a movable groove (14) provided on the cushion portion (3), an air flow channel (15) provided between the buffer sleeve (5), the cushion portion (3) and the two convex edges (4), a plurality of arc-shaped support rods (16) fixed in the movable groove (14), a plurality of heat dissipation grooves (17) provided on the cushion (8) and the seat portion (1), and a plurality of transverse grooves (18) provided on the bottom of the seat portion (1); The curvature of the plurality of arc-shaped support rods (16) is greater than the curvature of the cushion portion (3).

3. A lumbar support according to claim 2, characterized in that: The support member (6) includes an assembly block (19) connected to the bottom of the seat cushion, a plurality of mounting grooves (20) respectively provided on a plurality of the assembly blocks (19), and a plurality of rubber pads (21) bonded in the plurality of the mounting grooves (20).

4. A lumbar support according to claim 3, characterized in that: The fixing member (7) includes an assembly groove (22) provided on the cushion (8), a connecting groove (23) provided on the cushion portion (1) and corresponding to the assembly groove (22), a connecting rod (24) provided in the assembly groove (22) and the connecting groove (23), a limiting block (25) fixedly connected to the top of the connecting rod (24), a plurality of fixing blocks (26) fixedly connected to the bottom of the connecting rod (24) in an annular array, and a plurality of wedge-shaped clamping blocks (27) fixed to the bottoms of the plurality of fixing blocks (26); The height of the limiting block (25) is smaller than the height of the assembly groove (22); The plurality of wedge-shaped blocks (27) are all in contact with the cushion portion (1).

5. A lumbar support according to claim 4, characterized in that: A plurality of reinforcing ribs (28) are provided on the front side of the connecting portion (2).

6. A lumbar support according to claim 5, characterized in that: A silicone pad (29) is bonded to the rear side of the connecting portion (2).

7. A lumbar support according to claim 2, characterized in that: The upper end of the cushion portion (3) is provided with a recessed portion (30), and the upper end of the buffer sleeve (5) is provided with a lifting groove (31).

8. A lumbar support according to claim 7, characterized in that: The material of the soft cushion (8) is memory foam or TPE gel material.

9. A lumbar support according to claim 8, characterized in that The seat cushion portion (1), the connecting portion (2), the back cushion portion (3) and the plurality of arc-shaped support rods (16) are integrally formed.

Images