CN215590177U

CN215590177U - Composite memory sponge

Info

Publication number: CN215590177U
Application number: CN202121908626.4U
Authority: CN
Inventors: 王爱平; 孟林
Original assignee: Changzhou Fengjin Plastic Technology Co ltd
Current assignee: Changzhou Fengjin Plastic Technology Co ltd
Priority date: 2021-08-13
Filing date: 2021-08-13
Publication date: 2022-01-21
Anticipated expiration: 2031-08-13

Abstract

The utility model relates to a compound memory sponge relates to the field of sponge, and it includes sponge body, sponge body is including laminating fixed surface course and additional layer each other, the one side that the surface course is close to the additional layer is fixed with a plurality of first anti-skidding steps that are parallel to each other, the one side that the additional layer is close to the surface course is fixed with a plurality of second anti-skidding steps that are parallel to each other, mutual dislocation set between first anti-skidding step and the second anti-skidding step, just gomphosis each other between first anti-skidding step and the second anti-skidding step. This application effectively increases bonding strength and fastness between surface course and the additional layer for this memory sponge has good structural stability and compound firmness.

Description

Composite memory sponge

Technical Field

The application relates to the field of sponges, in particular to a composite memory sponge.

Background

The memory sponge is polyether polyurethane foam sponge with slow rebound mechanical property, belongs to special sponge, and is also called slow rebound sponge, space zero pressure, aerospace cotton, low rebound material, viscoelastic sponge and the like.

The chinese utility model patent of relevant publication No. CN212765075U discloses a multilayer composite structure of memory sponge, including memory sponge top layer, memory sponge middle level and the memory sponge bottom that is range upon range of setting from top to bottom in proper order, memory sponge bottom lower extreme is equipped with one deck rubber slate cotton through the bonding glue is fixed, and memory sponge middle level and memory sponge bottom pass through the bonding glue fixed connection, and the mounting hole that extends to the other end is seted up to memory sponge middle level end.

In view of the above-mentioned related art, the inventor believes that the multi-layer structure of the related memory sponge is formed by bonding, and the composite sponge layers are easy to shift and dislocate during long-term use.

SUMMERY OF THE UTILITY MODEL

In order to improve the easy problem that takes place the skew dislocation between the compound sponge layer, this application provides a compound memory sponge.

The application provides a compound memory sponge adopts following technical scheme:

the utility model provides a compound memory sponge, includes sponge body, sponge body is including laminating fixed surface course and additional layer each other, the one side that the surface course is close to the additional layer is fixed with a plurality of anti-skidding steps that are parallel to each other, the one side that the additional layer is close to the surface course is fixed with a plurality of second anti-skidding steps that are parallel to each other, mutual dislocation set between first anti-skidding step and the second anti-skidding step, just gomphosis each other between first anti-skidding step and the second anti-skidding step.

Through adopting above-mentioned technical scheme, when bonding fixedly through the bonding agent between surface course and the additional layer, dislocation and gomphosis each other between first anti-skidding step and the second anti-skidding step effectively increases bonding strength and fastness between surface course and the additional layer for this memory sponge is in long-term use, also is difficult for taking place the skew dislocation between surface course and the additional layer.

Preferably, the end surfaces of the first anti-slip step and the second anti-slip step are both provided with anti-slip structures; the anti-slip structure comprises a plurality of flexible clamping plates, the length direction of each flexible clamping plate is perpendicular to that of each first anti-slip step, each flexible clamping plate comprises a first clamping plate and a second clamping plate which are connected with each other, the first clamping plates are inserted into the surface layer, and the second clamping plates are inserted into the additional layers.

Through adopting above-mentioned technical scheme, the length direction's of flexible cardboard both sides limit is pegged graft respectively in surface course and additional layer, when taking place relative slip between surface course and the additional layer, first cardboard and second cardboard are to surface course and additional layer apply with the opposite reaction force of slip direction, thereby effectively reduce the possibility that takes place relative slip between surface course and the additional layer, further improve structural strength and the fastness between surface course and the additional layer, and the length of flexible cardboard is mutually perpendicular with the length of first anti-skidding step, thereby the anti-migration performance between surface course and the additional layer is more comprehensive and balanced.

Preferably, the flexible clamping plates are arranged in parallel, the first clamping plate and the second clamping plate are symmetrically arranged, and two adjacent flexible clamping plates are symmetrically arranged.

Through adopting above-mentioned technical scheme for the anti-skidding structure is at the in-process that restriction surface course and additional layer slided relatively, and the atress of anti-skidding structure is more balanced, and then this anti-skidding structure is also more balanced to the reaction force that corresponding surface course and additional layer were applyed, thereby improves anti-skidding and anti-dislocation effect.

Preferably, a plurality of damping through holes are formed in the surface layer.

Through adopting above-mentioned technical scheme, the setting up of shock attenuation through-hole makes the memory sponge receive external pressure and when warping, the memory sponge has good deformation buffering space to can absorb the better buffering of external pressure and impact, thereby improve the buffering shock attenuation performance of this memory sponge.

Preferably, the damping through holes are arranged in a plurality of rows in the thickness direction of the surface layer, the damping through holes are arranged in parallel, and the damping through holes in two adjacent rows are arranged in a staggered manner.

Through adopting above-mentioned technical scheme, arrange the shock attenuation through-hole that forms the multilayer in surface course direction of height for the surface course can play the compound hierarchical cushioning effect of multilayer, further improves the buffering shock attenuation performance of this memory sponge.

Preferably, the additional layer includes laminating fixed intermediate level and bottom each other, the intermediate level is located between bottom and the surface course, the intermediate level adopts latex to make.

By adopting the technical scheme, the additional layer adopts a composite structure of the middle layer made of the latex and the sponge made of the polyurethane, and the memory sponge has excellent comprehensive performance by utilizing the characteristics of high elasticity, pressure-resistant fatigue and good bearing capacity of the latex.

Preferably, a plurality of first exhaust holes are formed in the surface, far away from the middle layer, of the bottom layer, and the first exhaust holes are conical holes.

Through adopting above-mentioned technical scheme for this memory sponge has good ventilative effect of hydrofuge, reduces breeding of bacterium, reduces the possibility that water moisture corrodes.

Preferably, a plurality of second exhaust holes are formed in the side wall of the bottom layer, the axial direction of each second exhaust hole is perpendicular to the axial direction of each first exhaust hole, and the first exhaust holes are communicated with the second exhaust holes.

Through adopting above-mentioned technical scheme, intercommunication each other between first exhaust hole and the second exhaust hole effectively strengthens the exhaust route of bottom, further improves the ventilative hydrofuge performance of this memory sponge.

In summary, the present application includes at least one of the following beneficial technical effects:

1. by arranging the first anti-slip boss and the second anti-slip boss, the bonding strength and firmness between the surface layer and the additional layer are effectively improved, so that the surface layer and the additional layer are not easy to shift and misplace in the long-term use process of the memory sponge;

2. through setting up first exhaust hole and second exhaust hole, obtain this memory sponge and have good ventilative hydrofuge effect, reduce breeding of bacterium, reduce the possibility that water moisture corrodes.

Drawings

Fig. 1 is a schematic view of an overall structure of a composite memory sponge according to an embodiment of the present disclosure.

Fig. 2 is a partially enlarged view of a portion a in fig. 1.

Fig. 3 is a partial sectional view of an embodiment of the present application for embodying an anti-slip structure.

Fig. 4 is a sectional view of a composite memory sponge according to an embodiment of the present disclosure.

Description of reference numerals: 1. a surface layer; 11. a first anti-slip step; 12. a shock-absorbing through hole; 121. a first circular hole; 122. a second circular hole; 123. a square hole; 2. an additional layer; 21. an intermediate layer; 211. a second anti-slip step; 212. a first wave-shaped face; 22. a bottom layer; 221. a second wave shaped face; 222. a first exhaust port; 223. a second vent hole; 3. an anti-slip structure; 31. a flexible clamping plate; 311. a first clamping plate; 312. a second card.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

The embodiment of the application discloses a composite memory sponge. Referring to fig. 1, a compound memory sponge comprises a sponge body, wherein the sponge body comprises a surface layer 1 and an additional layer 2, and the surface layer 1 and the additional layer 2 are bonded and fixed through a water-based adhesive. The additional layer 2 comprises an intermediate layer 21 and a bottom layer 22, the intermediate layer 21 and the bottom layer 22 are bonded and fixed through a water-based adhesive, the surface layer 1 and the bottom layer 22 are both made of polyether polyurethane sponge, the intermediate layer 21 is made of memory latex, and the characteristics of high elasticity, excellent pressure fatigue resistance and good bearing performance of the memory latex are utilized and compounded with the memory sponge, so that the composite memory sponge has excellent comprehensive performances such as shock absorption, softness and fatigue resistance.

Referring to fig. 1 and 2, a plurality of shock-absorbing through holes 12 are opened on one side wall of the surface layer 1, each shock-absorbing through hole 12 is composed of a square hole 123, a first round hole 121 and a second round hole 122 which are oppositely arranged, the square hole 123 is located between the first round hole 121 and the second round hole 122, the first round hole 121 is relatively located at the top of the second round hole 122, and the first round hole 121, the square hole 123 and the second round hole 122 are mutually communicated. The plurality of shock absorbing through holes 12 are arranged in a plurality of rows in the thickness direction of the face layer 1, and in the present embodiment, the plurality of shock absorbing through holes 12 are arranged in two rows in the thickness direction of the face layer 1. The shock attenuation through-hole 12 is parallel to each other arranged, dislocation set between the shock attenuation through-hole 12 in two adjacent rows for this memory sponge has good deformation buffering space when receiving external pressure and warp, thereby can cushion the absorption to external pressure and impact, improves buffering shock attenuation performance.

Referring to fig. 1 and 3, one side integrated into one piece that surface course 1 is close to intermediate level 21 has a plurality of first anti-skidding steps 11 that are parallel to each other, one side integrated into one piece that additional layer 2 is close to surface course 1 has a plurality of second anti-skidding steps 211 that are parallel to each other, dislocation set and gomphosis each other between first anti-skidding steps 11 and the second anti-skidding steps 211, effectively increase bonding strength and fastness between surface course 1 and the additional layer 2, make this memory sponge in long-term use, also be difficult for taking place the skew dislocation between surface course 1 and the additional layer 2.

Referring to fig. 1 and 3, in order to further improve the bonding strength between the surface layer 1 and the additional layer 2, anti-slip structures 3 are respectively disposed on the end surface of the first anti-slip step 11 close to the middle layer 21 and the end surface of the second anti-slip step 211 close to the surface layer 1, each anti-slip structure 3 includes a plurality of flexible clamping plates 31, and in this embodiment, the flexible clamping plates 31 are made of rubber. A plurality of flexible cardboard 31 are parallel to each other and arrange, and the length direction of flexible cardboard 31 is mutually perpendicular with the length direction of first anti-skidding step 11, and the symmetry sets up between two adjacent flexible cardboard 31. The flexible card 31 comprises a first card 311 and a second card 312 which are symmetrically arranged, the first card 311 and the second card 312 are integrally connected, the first card 311 is inserted into the surface layer 1, and the second card 312 is inserted into the additional layer 2. When the movement trend of relative slip occurs between the surface layer 1 and the additional layer 2, the first clamping plate 311 and the second clamping plate 312 apply a reaction force opposite to the slip direction to the surface layer 1 and the additional layer 2, so that the possibility of relative slip occurring between the surface layer 1 and the additional layer 2 is effectively reduced, and the structural strength and firmness between the surface layer 1 and the additional layer 2 are further improved.

Referring to fig. 1 and 3, a first wavy surface 212 is formed on one surface of the middle layer 21 close to the bottom layer 22, a second wavy surface 221 matched with the first wavy surface 212 is formed on one surface of the bottom layer 22 close to the middle layer 21, and the first wavy surface 212 and the second wavy surface 221 are adhered, adhered and fixed, so that the bonding area between the middle layer 21 and the bottom layer 22 is increased, and the bonding strength and firmness of the middle layer 21 and the bottom layer 22 are improved.

Referring to fig. 3 and 4, a plurality of first exhaust holes 222 are formed in one surface of the bottom layer 22, which is far away from the middle layer 21, the first exhaust holes 222 are tapered holes, the aperture of each first exhaust hole 222 decreases in the direction close to the middle layer 21, and the first exhaust holes 222 are arranged in a square array on the bottom layer 22 to improve the ventilation effect. A plurality of second exhaust holes 223 are formed in one side wall of the bottom layer 22 to increase the exhaust path of the bottom layer 22; the axial direction of the second exhaust hole 223 is perpendicular to the axial direction of the first exhaust hole 222, and the second exhaust hole 223 is communicated with the corresponding first exhaust hole 222, so that the memory sponge has good air and moisture permeability.

The implementation principle of the compound memory sponge in the embodiment of the application is as follows: when the bottom layer 22 and the middle layer 21 are bonded and fixed through the adhesive, the first wavy surface 212 and the second wavy surface 221 are attached to each other, the bonding area between the middle layer 21 and the bottom layer 22 is increased, and the bonding strength and firmness between the bottom layer 22 and the middle layer 21 are effectively increased. When bonding the fixing through the bonding agent between surface course 1 and intermediate level 21 again, misplace each other and the gomphosis between first anti-skidding step 11 and the second anti-skidding step 211, and install a plurality of flexible cardboard 31 between surface course 1 and intermediate level 21, effectively increase bonding strength and fastness between surface course 1 and the intermediate level 21 to this memory sponge has good structural stability and compound firmness.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a compound memory sponge, includes the sponge body, its characterized in that: sponge body is including laminating fixed surface course (1) and additional layer (2) each other, the one side that surface course (1) is close to additional layer (2) is fixed with a plurality of first anti-skidding steps (11) that are parallel to each other, the one side that additional layer (2) are close to surface course (1) is fixed with a plurality of second anti-skidding steps (211) that are parallel to each other, dislocation set each other between first anti-skidding step (11) and second anti-skidding step (211), just gomphosis each other between first anti-skidding step (11) and the second anti-skidding step (211).

2. A composite memory sponge as claimed in claim 1, wherein: the end surfaces of the first anti-slip step (11) and the second anti-slip step (211) are provided with anti-slip structures (3); the anti-sliding structure (3) comprises a plurality of flexible clamping plates (31), the length direction of the flexible clamping plates (31) is perpendicular to the length direction of the first anti-sliding steps (11), the flexible clamping plates (31) comprise a first clamping plate (311) and a second clamping plate (312) which are connected with each other, the first clamping plate (311) is inserted into the surface layer (1), and the second clamping plate (312) is inserted into the additional layer (2).

3. A composite memory sponge as claimed in claim 2, wherein: the flexible clamping plates (31) are arranged in parallel, the first clamping plate (311) and the second clamping plate (312) are symmetrically arranged, and two adjacent flexible clamping plates (31) are symmetrically arranged.

4. A composite memory sponge as claimed in claim 1, wherein: a plurality of damping through holes (12) are formed in the surface layer (1).

5. A composite memory sponge as claimed in claim 4, wherein: the damping through holes (12) are arranged in a plurality of rows in the thickness direction of the surface layer (1), the damping through holes (12) are arranged in parallel, and two adjacent rows of the damping through holes (12) are arranged in a staggered mode.

6. A composite memory sponge as claimed in claim 1, wherein: the additional layer (2) is including laminating fixed intermediate level (21) and bottom (22) each other, intermediate level (21) are located between bottom (22) and surface course (1), intermediate level (21) adopt latex to make.

7. A composite memory sponge as claimed in claim 6, wherein: a plurality of first exhaust holes (222) are formed in one surface, far away from the middle layer (21), of the bottom layer (22), and the first exhaust holes (222) are conical holes.

8. A composite memory sponge as claimed in claim 7, wherein: a plurality of second exhaust holes (223) are formed in the side wall of the bottom layer (22), the axial direction of each second exhaust hole (223) is perpendicular to the axial direction of the corresponding first exhaust hole (222), and the first exhaust holes (222) are communicated with the second exhaust holes (223).