Waist cushion capable of being folded and adjusted

Abstract

The utility model discloses a foldable and adjustable waist cushion which comprises a waist cushion support and a foaming cushion body, a buckle column is arranged on the back face of the waist cushion support, and an arc-shaped protrusion is arranged on the foaming cushion body. Magnet blocks are embedded in the top edge and the bottom face of the waist rest support, and hook-and-loop fastener layers are arranged on the upper edge and the lower edge of the outer surface of the arc-shaped protrusion. An overlapping cushion layer can be overlapped on the front surface of the arc-shaped bulge; connecting strips are sewn on the top edge and the bottom edge of the laminated cushion layer, and matched magnet bodies are fixed at the end parts of the connecting strips; velcro layers are arranged on the upper side and the lower side of the back face of the laminated cushion layer. The magnet body and the magnet block are matched for magnetic attraction positioning, and the hook-and-loop fastener layer and the hook-and-loop adhesive layer are bonded for positioning. According to the utility model, the structural arrangement is reasonable, the laminated cushion layers are connected and positioned through the magnet blocks and the matched magnet bodies and through the matching of the Velcro layers and the Velcro layers, the improvement of the stability and reliability of lamination is facilitated, different laminated cushion layers are selected according to different conditions, and the improvement of the application range of the laminated cushion layers is facilitated.

Description

Technical Field

[0001] The utility model belongs to the technical field of waist cushions, and in particular relates to a waist cushion that can be folded and adjusted. Background Art

[0002] In the structure of office chairs and other chairs, in order to improve the comfort of sitting, it is necessary to set a corresponding lumbar cushion structure at the waist position, which fits the waist curve to enable the body to maintain a correct sitting posture and support the lumbar spine. In the prior art, the cushion materials used for the lumbar support are different and the functions are also different. However, in actual application, the structure of the lumbar support is mostly fixed, and it is impossible to adjust the curvature of the waist curve as needed. Different people have different requirements for the curvature of the waist curve. Therefore, the applicability of the lumbar support cushion in the prior art is poor, it is difficult to meet the market demand, and the practicality is limited. Utility Model Content

[0003] The utility model aims to provide a foldable and adjustable waist cushion which has a reasonable structure and is conducive to improving its application range.

[0004] The technical solution to achieve the purpose of the utility model is a foldable and adjustable lumbar cushion, comprising a lumbar support and a foam cushion body fixed on the front of the lumbar support, the back of the lumbar support is provided with a buckle column for buckling on the seat, and the front of the foam cushion body is provided with an arc-shaped protrusion;

[0005] The top and bottom surfaces of the waist support are both inlaid with magnet blocks, and the upper and lower edges of the outer surface of the arc-shaped protrusion are both provided with Velcro layers;

[0006] The front side of the arc-shaped protrusion may be overlapped with a overlapped cushion layer for adjusting the curvature;

[0007] The top and bottom edges of the laminated cushion layer are sewn with connecting strips, and the ends of the connecting strips away from the arc-shaped protrusions are fixed with matching magnets;

[0008] The upper and lower sides of the back of the laminated cushion layer are both provided with magic adhesive layers;

[0009] The stacked cushion layer is attached to the arc-shaped protrusion, and the matching magnet body and the magnet block are magnetically attracted to be positioned, and the magic sticky layer and the magic sticky layer are bonded to be positioned.

[0010] More preferably, the connecting strip is a cloth strip or a leather strip.

[0011] Further preferably, the back side of the stacked cushion layer is an arcuate concave surface matching the arcuate protrusion, and the front side of the stacked cushion layer is an arched surface having an arc shape different from that of the arcuate protrusion.

[0012] Further preferably, the foam cushion body is provided with a plurality of circular holes, and the laminated cushion layer is provided with through holes.

[0013] Further preferably, an adhesive layer is provided on the back side of the laminated cushion layer.

[0014] The utility model has positive effects: the structure of the utility model is reasonably arranged, and a superimposed cushion layer for changing the arc shape can be superimposed on the arc-shaped protrusion of the foam cushion body, and the superimposed cushion layer is connected and positioned by a magnet block and a matching magnet body, and at the same time by a Velcro layer and a Velcro layer, which is beneficial to improving the stability and reliability of the superposition, and different superimposed cushion layers can be selected according to the use in different situations, which is beneficial to improving its scope of application and has strong practicality. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] In order to make the content of the utility model easier to understand, the utility model is further described in detail below according to specific embodiments and in conjunction with the accompanying drawings, wherein:

[0016] Figure 1 It is a schematic diagram of the structure of the utility model;

[0017] Figure 2 It is a schematic diagram of the specific structure of the foam cushion body and the lumbar support in the utility model;

[0018] Figure 3 It is a schematic diagram of the specific structure of the laminated cushion layer in the utility model.

[0019] Figure numerals: lumbar support 1, foam cushion body 2, snap column 3, arc-shaped protrusion 4, magnet block 5, Velcro layer 6, overlapping cushion layer 7, connecting strip 8, matching magnet body 9, Velcro layer 10, round hole 11, through hole 12, adhesive layer 13. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0021] Example

[0022] See Figures 1 to 3As shown, a foldable and adjustable lumbar support comprises a lumbar support 1 and a foam cushion body 2 fixed on the front of the lumbar support, the back of the lumbar support is provided with a snap column 3 for snapping onto a seat, and the front of the foam cushion body is provided with an arc-shaped protrusion 4; in this embodiment, the lumbar support can be a wooden structure, a plastic structure or a rubber structure, which is mainly used for connection with a seat. When in use, it is mainly snapped onto the lumbar position on the backrest of the seat through the snap column, which is convenient for disassembly and maintenance operations.

[0023] In this embodiment, the top and bottom surfaces of the waist support are inlaid with magnet blocks 5, and the upper and lower edges of the outer surface of the arc-shaped protrusion are provided with a Velcro layer 6; at the same time, the front of the arc-shaped protrusion can be overlapped with a superimposed cushion layer 7 for adjusting the curvature; the top and bottom edges of the superimposed cushion layer are sewn with a connecting strip 8, and in this embodiment, the connecting strip is a cloth strip or a leather strip. Through the connecting strip, when processing the superimposed cushion layer, only the corresponding position at the arc-shaped protrusion needs to be processed, which is conducive to saving space. The end of the connecting strip away from the arc-shaped protrusion is fixed with a matching magnet body 9; the upper and lower edges of the back of the superimposed cushion layer are provided with a Velcro layer 10; when assembled, the superimposed cushion layer is attached to the arc-shaped protrusion, and the matching magnet body and the magnet block are magnetically attracted to position, and the Velcro layer and the Velcro layer are bonded to position. Furthermore, in order to meet the use requirements in different situations, the back of the laminated cushion layer is an arcuate concave surface that matches the arcuate protrusion, and the front of the laminated cushion layer is an arched surface that is different from the arcuate protrusion. Different arched surfaces can meet the waist arc requirements of different people, thereby improving its application range and having strong practicality. In actual application, the thickness of the laminated cushion layer can be processed and set as needed.

[0024] In actual application, in order to improve the comfort of use, the foam cushion body is provided with a plurality of circular holes 11, and the laminated cushion layer is provided with a through hole 12. At the same time, in actual application, the back of the laminated cushion layer is provided with an adhesive layer 13. The adhesive layer can realize the multi-layer connection positioning at the connection, improve the stability and reliability of the connection, and the circular holes are matched with the through holes, which can also improve the comfort of use.

[0025] The utility model has positive effects: the structure of the utility model is reasonably arranged, and a superimposed cushion layer for changing the arc shape can be superimposed on the arc-shaped protrusion of the foam cushion body, and the superimposed cushion layer is connected and positioned by a magnet block and a matching magnet body, and at the same time by a Velcro layer and a Velcro layer, which is beneficial to improving the stability and reliability of the superposition, and different superimposed cushion layers can be selected according to the use in different situations, which is beneficial to improving its scope of application and has strong practicality.

[0026] The standard parts used in this embodiment can be purchased directly from the market, and the non-standard structural components recorded in the specification can also be directly processed according to existing technical common sense. At the same time, the connection method of each component adopts the mature conventional means in the prior art, and the machinery, parts and equipment all adopt the conventional models in the prior art, so no specific description will be given here.

[0027] Obviously, the above embodiments of the present invention are merely examples for clearly explaining the present invention, and are not intended to limit the implementation methods of the present invention. For ordinary technicians in the relevant field, other different forms of changes or modifications can be made based on the above description. It is not necessary and impossible to list all the implementation methods here. However, these obvious changes or modifications derived from the essential spirit of the present invention still belong to the protection scope of the present invention.

Claims

1. A stackable and adjustable lumbar cushion, comprising a lumbar support and a foam pad fixed to the front of the lumbar support, wherein the back of the lumbar support is provided with a buckle column for buckling on a seat, characterized in that: The front side of the foam cushion body is provided with an arc-shaped protrusion; The top and bottom surfaces of the waist support are both inlaid with magnet blocks, and the upper and lower edges of the outer surface of the arc-shaped protrusion are both provided with Velcro layers; The front side of the arc-shaped protrusion may be overlapped with a overlapped cushion layer for adjusting the curvature; The top and bottom edges of the laminated cushion layer are sewn with connecting strips, and the ends of the connecting strips away from the arc-shaped protrusions are fixed with matching magnets; The upper and lower sides of the back of the laminated cushion layer are both provided with magic adhesive layers; The stacked cushion layer is attached to the arc-shaped protrusion, and the matching magnet body and the magnet block are magnetically attracted to be positioned, and the magic sticky layer and the magic sticky layer are bonded to be positioned.

2. The foldable and adjustable lumbar support cushion according to claim 1, characterized in that: The connecting strip is a cloth strip or a leather strip.

3. The foldable and adjustable lumbar support cushion according to claim 1, characterized in that: The back side of the stacked cushion layer is an arcuate concave surface matching the arcuate protrusion, and the front side of the stacked cushion layer is an arched surface having an arc shape different from that of the arcuate protrusion.

4. The foldable and adjustable lumbar support cushion according to claim 1, characterized in that: The foam cushion body is provided with a plurality of circular holes, and the laminated cushion layer is provided with through holes.

5. The foldable and adjustable lumbar support cushion according to claim 1, characterized in that: An adhesive layer is arranged on the back side of the laminated cushion layer.

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