阅读说明：本技术 一种设有竹弹片弹性体的沙发 (Sofa with bamboo shell fragment elastomer ) 是由 陈玉霞 郭勇 石允娇 任林燕 骆攀攀 翁蓓蓓 王晨欣 张锦龙 徐润民 邬珊珊 于 2019-10-30 设计创作，主要内容包括：本发明公开了一种设有竹弹片弹性体的沙发,包括沙发框架,所述沙发框架上设置有多个竹弹片弹性体；所述竹弹片弹性体包括一片以上的竹弹片以及两个以上的树脂弹簧,所述树脂弹簧包括用于与一片以上的所述竹弹片连接的连接部以及可压缩变形而产生的弹力的弹簧部,两个以上的所述树脂弹簧的所述弹簧部安装在所述沙发框架上,一片以上的所述竹弹片与两个以上的所述树脂弹簧的所述连接部相连。本发明中片状的竹弹片可以提供较大的支撑面,多个树脂弹簧共同形成弹性支撑,支撑性和弹性都能够得到有效保障,几乎不会产生噪音,且竹弹片弹性体采用竹材料和弹性树脂材料制作,不会产生生锈老化,绿色环保低碳,使用寿命长。(The invention discloses a sofa with bamboo elastic sheet elastomers, which comprises a sofa frame, wherein a plurality of bamboo elastic sheet elastomers are arranged on the sofa frame; the elastic body of the bamboo elastic sheet comprises more than one bamboo elastic sheet and more than two resin springs, each resin spring comprises a connecting part connected with more than one bamboo elastic sheet and a spring part capable of compressing and deforming to generate elasticity, the spring parts of the more than two resin springs are arranged on the sofa frame, and the more than one bamboo elastic sheet is connected with the connecting parts of the more than two resin springs. The flaky bamboo elastic sheet can provide a larger supporting surface, the resin springs jointly form elastic support, both the supporting property and the elasticity can be effectively guaranteed, almost no noise is generated, the bamboo elastic sheet elastic body is made of bamboo materials and elastic resin materials, rusting and aging cannot be generated, and the bamboo elastic sheet elastic body is green, environment-friendly, low-carbon and long in service life.)

1. The utility model provides a sofa with bamboo shell fragment elastomer, includes sofa frame, its characterized in that: the sofa frame is provided with a plurality of bamboo elastic sheet elastic bodies;

the elastic body of the bamboo elastic sheet comprises more than one bamboo elastic sheet and more than two resin springs, each resin spring comprises a connecting part connected with more than one bamboo elastic sheet and a spring part capable of compressing and deforming to generate elasticity, the spring parts of the more than two resin springs are arranged on the sofa frame, and the more than one bamboo elastic sheet is connected with the connecting parts of the more than two resin springs.

2. The sofa with the bamboo spring elastic body as claimed in claim 1, wherein: the spring part is in a shape of overlapping two flat ring bodies.

3. The sofa provided with the bamboo spring elastic body according to claim 1 or 2, wherein: the spring part is connected with more than one clamping ring with a notch, and the spring part is clamped on the steel nail fixed on the sofa frame through the clamping ring and is installed on the sofa frame.

4. The sofa provided with the bamboo spring elastic body according to claim 1 or 2, wherein: the bamboo spring elastic body comprises more than three resin springs, wherein two of the resin springs are respectively connected to two ends of more than one bamboo spring, and the rest resin springs are connected between two ends of more than one bamboo spring.

5. The sofa with the bamboo spring elastic body as claimed in claim 4, wherein: the connecting parts of the two resin springs are provided with more than one clamping groove, the connecting parts of the rest resin springs are provided with more than one through hole, the two resin springs are respectively clamped outside the two end parts of more than one bamboo spring piece through more than one clamping groove, and the rest resin springs are penetrated outside the more than one bamboo spring piece through more than one through hole.

6. The sofa with the bamboo spring elastic body as claimed in claim 5, wherein: be equipped with first tooth's socket on the at least one side cell wall of draw-in groove, be equipped with the second tooth's socket on the fenestrate at least one side pore wall, still include first bamboo gasket and second bamboo gasket, the surface of first bamboo gasket is equipped with first tooth, the surface of second bamboo gasket is equipped with second tooth, first bamboo gasket passes through first tooth with the intermeshing of first tooth's socket is fixed in the draw-in groove, the second bamboo gasket passes through second tooth with the intermeshing of second tooth's socket is fixed in the perforation.

7. The sofa provided with the bamboo spring elastic body according to claim 1 or 2, wherein: more than one of the bamboo elastic sheet elastic bodies is in a long strip shape, and the more than one bamboo elastic sheet elastic bodies are arranged on the sofa frame in a manner that the more than one bamboo elastic sheets are parallel to the length direction of the sofa frame.

8. The sofa with the bamboo spring elastic body as claimed in claim 7, wherein: the sofa frame comprises a seat surface frame and a backrest frame, wherein the seat surface frame and the backrest frame are respectively provided with a plurality of bamboo elastic sheet elastic bodies, and the seat surface frame and the backrest frame are provided with a plurality of bamboo elastic sheet elastic bodies which are arranged in a multi-row and multi-column mode.

9. The sofa with the bamboo spring elastic body as claimed in claim 8, wherein: the seat surface frame comprises a seat surface front side plate, a seat surface left side plate, a seat surface rear side plate, a seat surface right side plate and a plurality of seat surface vertical support rods, wherein the seat surface front side plate, the seat surface left side plate, the seat surface rear side plate and the seat surface right side plate are connected into a rectangular ring shape from head to tail, and the seat surface vertical support rods are connected between the seat surface front;

the backrest frame comprises a backrest top plate, a backrest left side column, a backrest bottom plate, a backrest right side column and a plurality of backrest vertical support rods, wherein the backrest top plate, the backrest left side column, the backrest bottom plate and the backrest right side column are connected end to form a rectangular ring shape;

the utility model discloses a sofa frame, including seat face vertical stay bar, back vertical stay bar, spring portion, bamboo shell fragment elastomer, resin spring, snap ring card, seat face vertical stay bar, the seat face vertical stay bar with be fixed with many steel nails on the back vertical stay bar respectively, be connected with more than one snap ring of taking the breach in the spring portion, it is a plurality of that set up on the seat face frame bamboo shell fragment elastomer resin spring's spring portion is respectively through on self the snap ring card is established correspondingly on the seat face vertical stay bar on the steel nail and install on the sofa frame, a plurality of that set up on the back frame bamboo shell fragment elastomer resin spring's spring portion is respectively through on self the snap ring card is established correspondingly on the back vertical stay bar on the steel nail and install on the sofa.

10. The sofa provided with the bamboo spring elastic body according to claim 1 or 2, wherein: the sofa with the bamboo elastic sheet elastic bodies is divided into a shoulder-back area, a waist area, a hip area and a thigh area, and the bamboo elastic sheet elastic bodies positioned in the shoulder-back area, the waist area and the hip area and the thigh area respectively change the hardness by adjusting at least one index of the density of the bamboo elastic sheets, the carbonization degree of the bamboo elastic sheets, the elastic modulus of the bamboo elastic sheets, the size of the bamboo elastic sheets, the number of the bamboo elastic sheets and the number of the resin springs so as to adapt to the requirements of different users.

Technical Field

The invention relates to the field of furniture, in particular to a sofa with a bamboo elastic sheet elastic body.

Background

When people maintain sitting postures for a long time, the problems of discomfort, leg numbness, back pain or incapability of straightening the back when standing up and the like easily occur. Studies have shown that there are two main causes of problems such as sitting discomfort and back pain: firstly, the sitting posture is incorrect; secondly, the seat design is unreasonable. Improper sitting posture or improper seat design of a person can lead the spine of the person not to be reasonably supported, and the degeneration of the intervertebral disc can be accelerated when the spine deviates from the natural state for a long time, so that the function of the whole spine is seriously damaged. In addition, in the sitting posture rest process, if the pressure is not timely relieved, the human health can be greatly influenced, and the rest efficiency of people is reduced.

Researches show that the elastic supporting material of the sofa has important influence on the sitting comfort of a human body, the sofa in the market at present mainly utilizes a spring or a bandage as the elastic supporting material of the sofa, wherein the spring is a metal product with high energy consumption, the environment is easily polluted in the production process, the development of green and low-carbon economy is not facilitated, secondly, the spring is easy to generate noise in the use process, the internal air permeability of the common sofa is poor, the rusting and aging of the spring can be accelerated, the service life of the spring is further shortened, and the environment pollution is caused; the support and elasticity of the bandage are small, and the support and elasticity of the bandage can be greatly weakened after a long time of use, so that the problem of collapse of the sofa seat surface and the backrest surface is caused.

At present, sofas on the market are basically presented to consumers with fixed hardness, one sofa can only meet the hardness use requirements of a small part of people, and the sofa can not automatically carry out quantitative adjustment on the hardness of the surface of the sofa according to different supporting force requirements of all parts of the body of a user, namely the accurate matching between people and the sofa can not be realized.

Disclosure of Invention

The invention aims to solve the technical problem of providing a green, environment-friendly, low-carbon and comfortable sofa with a bamboo elastic sheet elastic body.

In order to solve the technical problems, the invention adopts the following technical scheme: a sofa with bamboo elastic sheet elastic bodies comprises a sofa frame, wherein a plurality of bamboo elastic sheet elastic bodies are arranged on the sofa frame;

the elastic body of the bamboo elastic sheet comprises more than one bamboo elastic sheet and more than two resin springs, each resin spring comprises a connecting part connected with more than one bamboo elastic sheet and a spring part capable of compressing and deforming to generate elasticity, the spring parts of the more than two resin springs are arranged on the sofa frame, and the more than one bamboo elastic sheet is connected with the connecting parts of the more than two resin springs.

Further, the spring part is in a shape of two flat ring bodies which are overlapped.

Furthermore, the spring part is connected with more than one clamping ring with a notch, and the spring part is clamped on the steel nails fixed on the sofa frame through the clamping rings and is installed on the sofa frame.

Further, the bamboo spring elastic body comprises more than three resin springs, wherein two of the resin springs are respectively connected to two ends of more than one bamboo spring, and the rest of the resin springs are connected between two ends of more than one bamboo spring.

Furthermore, the connecting portions of two of the resin springs are provided with more than one clamping groove, the connecting portions of the rest of the resin springs are provided with more than one through hole, the two resin springs are respectively clamped outside the two end portions of more than one bamboo spring piece through more than one clamping groove of the resin springs, and the rest of the resin springs are arranged outside the more than one bamboo spring piece through more than one through hole of the resin springs.

Further, be equipped with first tooth's socket on the cell wall of at least one side of draw-in groove, be equipped with the second tooth's socket on the pore wall of fenestrate at least one side, still include first bamboo gasket and second bamboo gasket, the surface of first bamboo gasket is equipped with first tooth, the surface of second bamboo gasket is equipped with the second tooth, first bamboo gasket passes through first tooth with the intermeshing of first tooth's socket is fixed in the draw-in groove, the second bamboo gasket passes through the second tooth with the intermeshing of second tooth's socket is fixed in the perforation.

Furthermore, more than one of the bamboo elastic sheet elastic bodies is in a long strip shape, and the more than one bamboo elastic sheet elastic bodies are arranged on the sofa frame in a manner that the more than one bamboo elastic sheets are parallel to the length direction of the sofa frame.

Furthermore, the sofa frame comprises a seat surface frame and a backrest frame, wherein the seat surface frame and the backrest frame are respectively provided with a plurality of bamboo elastic sheet elastic bodies, and the seat surface frame and the backrest frame are provided with a plurality of bamboo elastic sheet elastic bodies which are arranged in a multi-row and multi-column manner.

Further, the seat surface frame comprises a seat surface front side plate, a seat surface left side plate, a seat surface rear side plate, a seat surface right side plate which are connected end to form a rectangular ring shape, and a plurality of seat surface vertical support rods connected between the seat surface front side plate and the seat surface rear side plate;

the backrest frame comprises a backrest top plate, a backrest left side column, a backrest bottom plate, a backrest right side column and a plurality of backrest vertical support rods, wherein the backrest top plate, the backrest left side column, the backrest bottom plate and the backrest right side column are connected end to form a rectangular ring shape;

the utility model discloses a sofa frame, including seat face vertical stay bar, back vertical stay bar, spring portion, bamboo shell fragment elastomer, resin spring, snap ring card, seat face vertical stay bar, the seat face vertical stay bar with be fixed with many steel nails on the back vertical stay bar respectively, be connected with more than one snap ring of taking the breach in the spring portion, it is a plurality of that set up on the seat face frame bamboo shell fragment elastomer resin spring's spring portion is respectively through on self the snap ring card is established correspondingly on the seat face vertical stay bar on the steel nail and install on the sofa frame, a plurality of that set up on the back frame bamboo shell fragment elastomer resin spring's spring portion is respectively through on self the snap ring card is established correspondingly on the back vertical stay bar on the steel nail and install on the sofa.

Furthermore, the sofa of the bamboo elastic sheet elastic body is divided into a shoulder-back area, a waist area, a hip area and a thigh area, and the bamboo elastic sheet elastic body positioned in the shoulder-back area, the waist area and the hip area and the thigh area changes the hardness by adjusting at least one index of the density of the bamboo elastic sheet, the carbonization degree of the bamboo elastic sheet, the elastic modulus of the bamboo elastic sheet, the size of the bamboo elastic sheet, the number of the bamboo elastic sheets and the number of the resin springs so as to adapt to the requirements of different users.

The invention has the beneficial effects that:

according to the invention, the bamboo elastic sheet is a bamboo material sheet, due to the characteristics of the bamboo material, the bamboo elastic sheet has certain elasticity, the resin spring is made of elastic resin material, the bamboo elastic sheet is used for supporting a human body when the human body sits on the sofa, the human body generates pressure on the bamboo elastic sheet, the bamboo elastic sheet generates pressure on the resin spring, so that the spring part of the resin spring is compressed under the compression state, the bamboo elastic sheet can be sunken inwards to generate deformation matched with the human body, and thus better comfort level can be ensured, and after the human body leaves the sofa, the spring part of the resin spring and the bamboo elastic sheet can be restored to the original shapes under the action of the elasticity of the bamboo elastic sheet; certainly, when a person has a rest on the sofa in other postures such as a prone posture, the sofa has the effects;

in addition, the hardness and the elasticity of the elastic body of the bamboo elastic sheet can be adjusted by adjusting the quantity, the size and the like of the bamboo elastic sheet and the resin spring, so that the requirements of comfort levels of different users can be met, and the method is convenient and quick.

In addition, the bamboo elastic sheet is made of the bamboo material and the elastic resin material, so that rusting and aging are avoided, the bamboo elastic sheet is green, environment-friendly, low-carbon and long in service life.

Drawings

Fig. 1 is a schematic perspective view of a sofa with a bamboo spring elastic body according to an embodiment of the present invention.

Fig. 2 is a perspective view of the sofa of fig. 1 with the interior filler and outer cover removed.

Fig. 3 is a schematic perspective view of the elastic body of the bamboo dome in fig. 2.

Fig. 4 is an exploded view of the elastic body of the bamboo striking flake shown in fig. 3.

Fig. 5 is a schematic perspective view of another embodiment of the bamboo spring elastic body.

Fig. 6 is an exploded view of the elastic body of the bamboo striking flake shown in fig. 5.

Fig. 7 is a perspective view of the resin spring connected to an end of the bamboo spring in fig. 3.

Fig. 8 is a schematic transverse sectional view of the resin spring shown in fig. 7.

Fig. 9 is a longitudinal sectional view (sectional line passing through a catching groove) of the resin spring shown in fig. 7.

Fig. 10 is a perspective view of the resin spring of fig. 3 connected to the middle of the bamboo spring plate.

Fig. 11 is a transverse sectional view schematically showing the resin spring shown in fig. 10.

Fig. 12 is a longitudinal sectional view (sectional line passing through a perforation) of the resin spring shown in fig. 10.

Fig. 13 is a schematic view of a compression deformation structure of the resin spring in fig. 3.

Fig. 14a is a schematic view of a pressed deformation structure of the bamboo spring elastic body shown in fig. 5.

Fig. 14b is a schematic view of a pressed deformation structure of the thick bamboo spring plate of fig. 14 a.

Fig. 15 is a perspective view of the first bamboo mat of fig. 4.

Fig. 16 is a perspective view of the second bamboo mat of fig. 4.

Fig. 17 is a schematic view illustrating an installation process of the first bamboo gasket of fig. 4.

Fig. 18 is a schematic view illustrating an installation process of the second bamboo gasket of fig. 4.

Fig. 19 is a schematic perspective view of the sofa frame of fig. 2.

Fig. 20 is an exploded view of the structure of fig. 19.

Fig. 21 is a schematic view illustrating the installation of the bamboo dome elastic body on the seat cushion frame in fig. 2.

Fig. 22 is a schematic view showing the installation of the elastic bamboo strip on the back frame of fig. 2.

Fig. 23 is a partial cross-sectional view (cross-sectional line through the interior filler and outer cover) of the sofa shown in fig. 1.

The components in the drawings are labeled as follows:

a sofa frame 1; a seat frame 11, a seat front plate 111, a seat left plate 112, a seat rear plate 113, a seat right plate 114, a seat vertical stay 115, a corner block 116, and a leg 117; the backrest frame 12, the backrest top plate 121, the backrest left side column 122, the backrest bottom plate 123, the backrest right side column 124, the backrest vertical stay 125 and the backrest back plate 126; a steel nail 13;

a bamboo spring elastic body 2 and a bamboo spring 21; a resin spring 22, a connecting portion 221, a spring portion 222, a snap ring 223, a snap groove 224, a through hole 225, a first tooth groove 226, and a second tooth groove 227; a first bamboo gasket 23, a first tooth 231; a second bamboo gasket 24, a second tooth 241;

the internal filler 3, the hard cotton 31, the medium and ultra cotton 32, the ultra soft cotton 33 and the high elastic cotton 34;

and the outer surface layer 4.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. The embodiments and features of the embodiments in the present application may be combined with each other without conflict. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It should be noted that, if directional indications (such as up, down, left, right, front, and back … …) are involved in the embodiment of the present invention, the directional indications are only used to explain the relative positional relationship between the components, the movement situation, and the like in a specific posture (as shown in the drawing), and if the specific posture is changed, the directional indications are changed accordingly.

In addition, if there is a description of "first", "second", etc. in an embodiment of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the meaning of "and/or" appearing throughout includes three juxtapositions, exemplified by "A and/or B" including either A or B or both A and B. In addition, "a plurality" means two or more. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.

Please refer to fig. 1 to 23 for the following description.

As shown in fig. 2 and 4, fig. 13 and 14a and b, the sofa with bamboo elastic sheet elastic bodies of the invention comprises a sofa frame 1, wherein a plurality of bamboo elastic sheet elastic bodies 2 are arranged on the sofa frame 1;

the bamboo spring elastic body 2 includes more than one bamboo spring 21 and more than two resin springs 22, the resin springs 22 include connecting portions 221 for connecting with the more than one bamboo spring 21 and spring portions 222 capable of compressing and deforming to generate elastic force, the spring portions 222 of the more than two resin springs 22 are mounted on the sofa frame 1, and the more than one bamboo spring 21 is connected with the connecting portions 221 of the more than two resin springs 22.

According to the invention, the bamboo elastic sheet is a bamboo material sheet, due to the characteristics of the bamboo material, the bamboo elastic sheet has certain elasticity, the resin spring is made of elastic resin material, the bamboo elastic sheet is used for supporting a human body when the human body sits on the sofa, the human body generates pressure on the bamboo elastic sheet, the bamboo elastic sheet generates pressure on the resin spring, so that the spring part of the resin spring is compressed under the compression state, the bamboo elastic sheet can be sunken inwards to generate deformation matched with the human body, and thus better comfort level can be ensured, and after the human body leaves the sofa, the spring part of the resin spring and the bamboo elastic sheet can be restored to the original shapes under the action of the elasticity of the bamboo elastic sheet; certainly, when a person has a rest on the sofa in other postures such as a prone posture, the sofa has the effects;

in addition, the hardness and the elasticity of the elastic body of the bamboo elastic sheet can be adjusted by adjusting the quantity, the size and the like of the bamboo elastic sheet and the resin spring, so that the requirements of comfort levels of different users can be met, and the method is convenient and quick.

In addition, the bamboo elastic sheet is made of the bamboo material and the elastic resin material, so that rusting and aging are avoided, the bamboo elastic sheet is green, environment-friendly, low-carbon and long in service life.

The bamboo wood is a natural plant material with easy propagation, fast growth, early lumber formation and high yield, is successfully forested once, can be selectively harvested every year and can be continuously utilized without damaging the ecological environment. The thick-wall cell bamboo fiber of the bamboo is arranged orderly along the grain direction, the fiber layer is wide, the fiber density is high, the fiber structure is compact, so that the bamboo has the excellent advantages of high strength, good elasticity, high toughness, stable performance, higher specific strength and specific rigidity than wood and common steel and the like, can stably generate permanent deformation under the action of external force without destroying the integrity, the bamboo elastic sheet can be generally formed by cutting bamboos, the thickness is based on the elasticity generation, and in the specific implementation, the bamboo elastic sheet can be a round bamboo elastic sheet, the length is 650mm, the width is 35mm, and the thickness is 5 mm; the elastic resin is a high-quality polymer material, is flexible and high-elastic, is nontoxic and tasteless, and is safe and reliable.

In one embodiment, referring to fig. 3, the spring portion 222 is in the shape of a stack of two flat rings. The shape is a shape which can ensure reliable elastic support and is easy to manufacture and can ensure that the two flat ring bodies are compressed to be more flat when being compressed. Preferably, the flat ring body is in a flat hexagonal ring shape, and the elastic supporting effect is better.

In an embodiment, referring to fig. 3 to 13 and 19 to 22, more than one notched snap ring 223 is connected to the spring portion 222, and the spring portion 222 is mounted on the sofa frame 1 by snapping the snap ring 223 on the steel nail 13 fixed on the sofa frame 1. Design like this, simple structure, easy preparation can realize moreover dismantling, easy dismounting, and the practicality is better. Preferably, two snap rings 223 are connected to the spring portion 222, so that the installation is more stable. The number may be larger and may be determined as desired.

In an embodiment, referring to fig. 3 to 6 and 14a, the bamboo spring elastic body 2 includes three or more resin springs 22, two of the resin springs 22 are respectively connected to two ends of one or more bamboo springs 21, and the remaining resin springs 22 are connected between two ends of one or more bamboo springs 21. Design like this, resin spring is comparatively abundant and comprehensive to the support of bamboo shell fragment, when pressing down bamboo shell fragment middle part, the resin spring at both ends has effort F outwards to the both ends of bamboo shell fragment, and the effect is better, preferably, bamboo shell fragment elastomer 2 sets up threely altogether resin spring 22, the remaining one resin spring 22 connects more than a slice the middle part of bamboo shell fragment 21, and design like this can provide the most reliable elastic support under less resin spring, and the design is succinct more reasonable.

In an embodiment, referring to fig. 3 to 12, the connecting portion 221 of two of the resin springs 22 is provided with more than one engaging groove 224, the connecting portion 221 of the remaining resin springs 22 is provided with more than one through hole 225, wherein the two resin springs 22 are respectively engaged with the two ends of one or more bamboo spring pieces 21 through the more than one engaging groove 224, and the remaining resin springs 22 are respectively engaged with the more than one bamboo spring pieces 21 through the more than one through hole 225. Design like this, link to each other bamboo shell fragment and resin spring's connecting portion through draw-in groove and perforation, connect more reliable and more stable, in the use of sofa, be difficult to cause bamboo shell fragment and resin spring to break away from, the practicality is better.

The number of the slots, the through holes and the bamboo spring plates may be one or more, for example, in an embodiment shown in fig. 3 and 4, the bamboo spring plate elastic body includes four bamboo spring plates 21, two resin springs are respectively provided with two slots 224, the remaining resin springs are respectively provided with two through holes 225, two of the two bamboo spring plates 21 are overlapped and pass through one through hole 225 of the remaining resin spring, and both ends of the two bamboo spring plates are respectively clamped into one of the slots 224 of the two resin springs, the other two bamboo spring plates 21 are overlapped and pass through the other through hole 225 of the remaining resin spring, and both ends of the two bamboo spring plates are respectively clamped into the other slot 224 of the two resin springs, for example, in an embodiment shown in fig. 5 and 6, the bamboo spring plate elastic body includes six bamboo spring plates 21, two of the two resin springs are respectively provided with two slots 224, two through holes 225 are respectively provided on the remaining, the difference with the above-mentioned embodiment is that six bamboo shell fragments are three and are a set of stack use, and the mounting means is the same. The two embodiments are two better designs summarized in the practical process of the inventor, and have stable structure and reliable support.

Of course, the number of the slots, the through holes and the bamboo spring pieces and the cross-connecting and clamping distribution modes are not particularly limited, as long as the two ends of the bamboo spring pieces are clamped into the slots for connection and the parts between the two ends pass through the through holes for connection, the number of the bamboo spring pieces is generally greater, and the hardness of the elastic bodies of the bamboo spring pieces is generally greater.