CN2330248Y

CN2330248Y - High permeability pad body

Info

Publication number: CN2330248Y
Application number: CN 98204295
Authority: CN
Inventors: 丁志哲
Original assignee: Individual
Current assignee: Individual
Priority date: 1998-06-04
Filing date: 1998-06-04
Publication date: 1999-07-28
Anticipated expiration: 2008-06-04

Abstract

The utility model relates to a high permeability pad body, which comprises an envelope and a plurality of filling granules filled in the envelope. The envelope is made of the cloth of ventilation property; the filling granules are granular foaming products which are made from thermoplasticity rubber or thermoplastics; the filling granules have the characteristic of light weight and low deformation degree; matching the sweat suction character of the envelope of cloth quality, the utility model has a better ventilation property and can provide soft and comfortable sitting feeling.

Description

The highly-breathable pad

The utility model relates to a kind of pad, particularly relates to a kind of highly-breathable pad.

As shown in Figure 1, water cushion 1 in the past has one by the made big envelope 11 of plastic material, on this big envelope 11 and form most furrow (furrow), and is full of water liquid 12 in this big envelope 11, by the indefinite form and the soft liquid characteristic of this water liquid 12, so that the user to be provided comfortable seat sense.

But, because the big envelope 11 of water cushion 1 was to be made by plastic material in the past, therefore can't breathe freely, cause this water cushion 1 can only be, and the user is provided of short duration ice-cold comfortable seat sense, wait to sit and put a period of time Hou in the temperature characteristic lower of just sitting when utilizing water liquid 12 what normal temperature when putting than body temperature, heat exchange action because of body temperature and water liquid 12 temperature, make water liquid 12 temperature in this water cushion 1 more and more near user's body temperature, cause ice-cold comfortable seat sense to die down, and feel sultry gradually.

In addition, a kind of cushion that utilizes braidings such as bamboo piece or stone to form is arranged, as shown in Figure 2, this cushion 3 is to utilize most piece bamboo pieces (or stone) 31 to cooperate wire rod 32 braidings to form, the ice-cold characteristic of surface layer by this bamboo piece (or stone) 31, and utilize the aisle space between each block to dispel the heat as airiness, the sensation of cool and comfortable can be provided when putting to provide the user to sit, but, be to paste to touch on the bamboo piece (or stone) 31 of cushion 3 when putting because the user sits, because this bamboo piece (or stone) 31 does not have hole, and the aisle space between each block is little, cause the volatilization of its permeability to air to be difficult for, and the hot gas of the feasible human body that contacts with this cushion 3 can't fill a part loss, in addition, this bamboo piece (or stone) is though 31 have the ice-cold characteristic of surface layer, but, concerning the user of what sitting, can't produce comfortable seat sense because matter is hard.

The purpose of this utility model provides a kind of permeability to air Cui and not sultry highly-breathable pad at what.

The utility model provides a kind of highly-breathable pad, comprises the filling grains in a big envelope and most these big envelopes of filling what, and its feature is at what: this big envelope is to be made by the cloth of tool permeability to air; This filling grain is the granular foaming body of being made by thermoplastic rubber or thermoplastic plastic.

Described highly-breathable pad, its feature are at what: each particle diameter of filling grain is 0.5mm～5mm.

Described highly-breathable pad, its feature are at what: each proportion of filling grain is 0.3 to 0.7.

Described highly-breathable pad, its feature are at what: have most furrow on this big envelope.

Described highly-breathable pad, its feature are at what: this thermoplastic plastic is one or more the compound in polyethylene, vinyl acetate, polyvinylchloride, polystyrene, polyphenyl alkene, this retable material of thermoplasticity urethanes.

Described highly-breathable pad, its feature are at what: this thermoplastic rubber is the foaming kind thermoplastic rubber.

Described highly-breathable pad, its feature are at what: this big envelope outer cover is provided with a separable overcoat.

Highly-breathable pad of the present utility model; utilize to fill in the made big envelope of permeability to air cloth to put and fill grain; and this filling grain is to be that raw material is through expanded foamed and comminution process Hou by thermoplastic rubber or thermoplastic plastic; carry out granulated processed with thermal contraction again; Hou is screened the made granular foaming body of suitable particle diameter by screen cloth; utilize these to fill the gap of intergranular; the permeability to air of cloth matter big envelope; and the zanjon zone between furrow and the furrow; make this highly-breathable pad have the airing function of utmost point Cui; cooperate cloth matter big envelope to have absorption of perspiration simultaneously; therefore, even long-time the seat put or for sleeping in leaning on, can not feel sultry or moist sweating yet; in addition; the elasticity of this big envelope is used, and to adjust the ventilative and thermal diffusivity of this highly-breathable pad, can provide the user comfortable seat sense.

Highly-breathable pad of the present utility model; comprise a big envelope and most these big envelope in-to-ins filling grains of filling what; this big envelope is made by the cloth body of tool permeability to air; this filling grain is (as PE by thermoplastic rubber (T.P.R.) or thermoplastic plastic rubber; E.V.A.; P.P.; PVC; P.S.; T.P.U. etc.) be primary raw material; through expanded foamed and comminution process Hou; carry out granulated processed with thermal contraction again; Hou is screened the made granular foaming body of suitable particle diameter by screen cloth; because this filling grain is the thermal contraction body through foaming Hou; so (proportion is about 0.3～0.7 to have light weight; proportion is neglected foaming degree greatly and is decided) characteristic; it is many to add each particle diameter of filling grain quantity little and the interior filling grain of each furrow; therefore; has soft suitable sense; and the body weight degree of deformation that bears human body is low; utilize these to fill the gap of intergranular; the permeability to air of cloth matter big envelope; and the zanjon zone between furrow and the furrow; make this highly-breathable pad have the airing function of utmost point Cui; cooperate cloth matter big envelope simultaneously and have absorption of perspiration; therefore; even long-time the seat put or for sleeping in leaning on; can not feel sultry or moist sweating yet; in addition; use an overcoat adjusting the ventilative and thermal diffusivity of this highly-breathable pad, and the comfortable seat sense than Cui can be provided really.

In sum, the effect of highly-breathable pad of the present utility model is as described later:

1. make easy: because highly-breathable pad 2 of the present utility model during fabrication, only need the big envelope 21 of car system cloth matter, and in this big envelope 21, fill filling grain 22, just can finish manufacturing operation, therefore make simple.

2. permeability to air Cui: because highly-breathable pad 2 used filling grains 22 of the present utility model are to be the made fine particles of raw material by thermoplastic rubber or thermoplastic plastic rubber, making these filling grains 22 be reduced to countless points with user's area of contact contacts, and make contact surface almost form an open system, hot gas can not accumulated fast, cooperate this big envelope 21 made simultaneously by cloth bodies such as tool permeability to air such as T/C cloth or cotton gauzes, and this even grained is filled the zanjon zone 24 between 22 existing gaps 23 of grain and adjacent two furrow, make the permeability to air utmost point Cui of this highly-breathable pad 2, even these fill grain 22 because of having sat for a long time compacting, only need this highly-breathable pad 2 is mentioned, down, a left side, the right side is shaken or is patted with club, just can make these fill grain 22 recovery shapes because of outside air enters.

3. have an absorbing sweat function: because the permeability to air Cui of the utility model highly-breathable pad 2, make the hot gas dissipation really of human body, therefore it is made by the cloth body of tool permeability to air adding this big envelope 21, has the absorbing sweat function of cloth matter, and user's universe comfortable sensation of feeling well can be provided.

4. permeability to air can be adjusted: because these big envelope 21 outsides can sheathed one separable overcoat 30, this overcoat 30 is except having the advantage of changing clothes easy and change color, maximum function is exactly to adjust the permeability to air of this highly-breathable pad 2 according to seasonal variation, when weather is warmmer, can select not use overcoat 30, keeping the highly-breathable function of this highly-breathable pad 2, and when being cold, can install this overcoat 30 additional, the comfortable seat sense of user's double effects is provided.

5. have wide range of applications: highly-breathable pad 2 of the present utility model is except the chair cushion that can be used as general seat, the bustle, back pad cover, cover, sofa seat cushion cover, mattress cover, pillowcase, wheelchair that more this big envelope 21 can be made automotive seat is with cushion cover or gompa cover etc., grain 22 is filled in filling in this big envelope 21, make this highly-breathable pad 2 can be respectively as bustle, back pad, the seat cushion of automotive seat, and Sofa mattress, mattress, pillow, wheelchair use with pad or gompa seat cushion.

Below by Cui embodiment and accompanying drawing highly-breathable pad of the present utility model is elaborated, in the accompanying drawing:

Fig. 1 is the schematic perspective view of water cushion in the past.

Fig. 2 is the schematic perspective view of another kind of cushion in the past.

Fig. 3 is the schematic perspective view of the utility model than Cui embodiment.

Fig. 4 is the horizontal part cutaway view of the utility model than Cui embodiment.

Shown in Fig. 3,4, highly-breathable pad 2 of the present utility model comprises a big envelope 21 and most these big envelope 21 in-to-ins of filling what are filled grain 22.

This big envelope 21 is made by various cloth bodies such as tool permeability to air such as T/C cloth or cotton gauzes, makes most furrow on this big envelope 21.

This filling grain 22 is with thermoplastic rubber (Thermal Plastic Rubber; T.R.R.) or thermoplastic plastic such as polyethylene (POLYETHYLENE; PE) or vinyl acetate (ETHYLENEVINYL ACETATE; EVA); polyvinylchloride (PVC); polystyrene (P.S.); polyphenyl alkene (P.P.); thermoplasticity urethane (the Thermal PlasticUrethane that climbs over a wall; T.P.U) etc. (one or more compound) is as primary raw material; through expanded foamed Hou; again through being crushed to below the particle diameter 15mm; and carry out granulated processed with thermal contraction; make particle grain size be contracted to below the 5mm; Hou is screened the made granular foaming body of various different-grain diameters by screen cloth; each particle diameter of filling grain is 0.5mm～5mm, and its proportion is about 0.3 to 0.7 (the proportion size is to decide according to foaming degree).

As shown in Figure 4, because this filling grain 22 is the thermal contraction bodies through foaming Hou, so have the light weight characteristic of (proportion is about 0.3 to 0.7), it is little to add each particle diameter of filling grain 22, quantity in each furrow many (about 14,000), and have more soft suitable sense, and the degree of deformation of body weight Hou that bears human body is low, utilize these to fill the gap 23 of 22 of grains simultaneously, and the permeability to air of this big envelope 21, make this highly-breathable pad 2 have airing function than Cui, cooperate this big envelope 21 to have absorption of perspiration, therefore, the long-time seat put or for sleeping in leaning on, can not feel sultry or moist sweating yet, can provide the user comfortable sense of touch really, in addition, the particle diameter of the filling grain 22 in the present embodiment is between 0.5mm～5mm, can be through suitably selecting for use respectively as chair cushion, seat cushions, sofa, mattress, the pillow pad, wheelchair cushion or repair use such as buddhist seat cushion etc., can both provide the user comfortable sense of touch really, and present embodiment can be at these big envelope 21 outside sheathed one separable overcoats 30, this overcoat 30 is except having the advantage of changing clothes easy and change color, can also adjust the permeability to air of this highly-breathable pad 2, when hotter, the user can select not use this overcoat 30 as weather, to keep the highly-breathable function of this highly-breathable pad 2, and when being cold, can install this overcoat 30 additional, the comfortable seat sense than Cui is provided.

In the present embodiment, filling grain 22 numbers of institute's filling in this highly-breathable pad 2 are relevant with the particle diameter of filling grain 22, for example:

If each diameter of filling grain 22 is 2mm, and each furrow is of a size of radius 9.5mm on this big envelope 21, length is 440mm,

The volume of every furrow is π r2h=3.14 * 9.52 * 440=124,689mm3,

And each fills the volume V=4 π r3/3=4 * 3.14 * 13/3=4.18mm3 of grain 22

If total void content of filling is 0.5, filling grain 22 numbers of institute's filling are in these highly-breathable pad 2 every furrow

124,689 * (1-0.5)/4.18=14,914 14,000 (/ furrow)

Therefore, if this highly-breathable pad 2 has 21 furrow, the filling grain 22 of institute's filling adds up in this highly-breathable pad

21 * 14,914=313,194 313,000 ().

Claims

1, a kind of highly-breathable pad comprises the filling grains in a big envelope and most these big envelopes of filling what, and its feature is at what:

This big envelope is to be made by the cloth of tool permeability to air;

This filling grain is the granular foaming body of being made by thermoplastic rubber or thermoplastic plastic.

2, highly-breathable pad as claimed in claim 1, its feature are at what:

Each particle diameter of filling grain is 0.5mm～5mm.

3, highly-breathable pad as claimed in claim 1, its feature are at what:

Each proportion of filling grain is 0.3 to 0.7.

4, highly-breathable pad as claimed in claim 1, its feature are at what:

Have most furrow on this big envelope.

5, highly-breathable pad as claimed in claim 1, its feature are at what:

This thermoplastic plastic is one or more the compound in polyethylene, vinyl acetate, polyvinylchloride, polystyrene, polyphenyl alkene, this retable material of thermoplasticity urethanes.

6, highly-breathable pad as claimed in claim 1, its feature are at what:

This thermoplastic rubber is the foaming kind thermoplastic rubber.

7, highly-breathable pad as claimed in claim 1, its feature are at what:

This big envelope outer cover is provided with a separable overcoat.