CN207435593U - A kind of doughnut for having both bulkiness and moisture resistance - Google Patents

Abstract

A kind of doughnut for having both bulkiness and moisture resistance, including filament and Kong Xin, the filament is in the coiled structure of three-dimensional spiral shape, and the filament is externally provided with coating of wax clad.Using the technical solution of the utility model, several Kong Xin are set in filament, the specific surface area of filament is far longer than solid or only there are one the specific surface areas and hollow rate of Kong Xin, big specific surface area and hollow rate makes filament have higher bulkiness, Kong Xin is smaller due to internal diameter size, built in air is stationary state under surface tension effects, and air has preferable heat insulation, therefore improves filametntary thermal property.Filament is twist curly in itself simultaneously, and this 3-D solid structure improves the voidage of fiber, further improves filametntary bulkiness, has saved production cost, also increases the slim and graceful sense of bedding and pillow etc., improves usage comfort.

Description

A kind of doughnut for having both bulkiness and moisture resistance

Technical field

The utility model is related to textile technology field, more particularly, to a kind of hollow fibre for having both bulkiness and moisture resistance Dimension.

Background technology

Filament is polymer through certain mechanical processing（Traction, stretching, sizing etc.）Thin and soft filament is formed afterwards. Fiber has the features such as elasticity modulus is big, and plastic deformation is small, and intensity is high, has very high crystallizing power, molecular weight is small, generally several Ten thousand.In the modern life, the application of fiber is ubiquitous, particularly textile industry application be even more with people life it is close can not Point.Wear comfortable, resisting cold is sun-proof, is our initial requirements to clothes, but people do not require nothing more than and dress oneself warmly now, also increase Add many new demands, therefore there is considerable fibre technology also to come into being.For example, one kind is open in Chinese patent literature A kind of cross composite fibre silk, application publication number CN104674359A, including filament main body, the filament master Body includes the outer layer of inner core and inner core outer cladding, and the inner core is latex silk fiber, and the outer layer is PBT fibers, the fiber For silk main body inner core in cross column, cross section is cross.Filament is to be used to make bed quilt, pillow and pillow in the modern life Deng be filled primarily with object, play warming effect.General fibre silk often lacks fluffy as packing material in the prior art Property, cause thermal property poor, while also cause the more fiber fillings of packing space needs of same volume, not only cause cost Increase, the weight for also having aggravated the textiles such as bed quilt and pillow is unfavorable for the comfortable experience used, and fluffy fiber is easily in addition It makes moist, particularly needs often drying clothing in the south having a humid climate, otherwise do not only result in bulkiness variation, can also grow big Measure bacterium.

Utility model content

The utility model be in order to overcome in the prior art fiber for making the yarn fabrics such as bedding and clothing, fiber it is fluffy Pine property difference and moisture-sensitive thinning the problem of being hardened, causing heat-insulating property bad, provide a kind of have both in bulkiness and moisture resistance Hollow fiber had not only possessed good bulkiness but also moisture-proof, and the textiles such as bedding is made to have higher heat-insulating property and pliability.

To achieve these goals, the utility model uses following technical scheme：

A kind of doughnut for having both bulkiness and moisture resistance, including filament and Kong Xin, the filament is in three-dimensional spiral shell The coiled structure of shape is revolved, the filament is externally provided with coating of wax clad.Using the technical solution of the utility model, filament sheet Body is twist curly, and this stereochemical structure improves the voidage of fiber, adds hollow rate, improves filametntary fluffy Song Xing, when this filament is as filler, the packing space of same volume only needs less fiber compared to general fibre silk Filling, has saved production cost, also increases the slim and graceful sense of bedding and pillow etc., improves usage comfort, and production one is general Logical filament material quantity can produce the filament in more the utility model；Wax has water resistance, filametntary Outer layer coats coating of wax clad, can provide the waterproof moisture-proof effect that is unable to reach of general fibre silk to filament, and wax is also in addition It can play the role of to a certain extent moulding, make filament that there is lasting soft fluffy state, as filler when is not easy because long Long using squeezing and compaction table is thin is hardened.

Preferably, being equipped with several Kong Xin through filament both ends end face in the filament, the Kong Xin is uniformly distributed Inside the filament, the cross section of the Kong Xin is circle.Several Kong Xin, the specific surface area of filament are set in filament Be far longer than it is solid or only there are one Kong Xin specific surface area and hollow rate, big specific surface area and hollow rate have filament Higher bulkiness, Kong Xin is since internal diameter size is smaller, and built in air is stationary state under surface tension effects, and air has Preferable heat insulation, therefore improve filametntary thermal property.Meanwhile Kong Xin is arranged to circle, compared to other shapes The hollow rate of filament can be improved to the greatest extent, make filament that also there is preferable bulkiness while rebound degree is possessed.

Preferably, the filament includes several solid filaments, the solid filament is mutually wound together in an orderly manner, institute Kong Xin is stated between the solid filament and the gap between solid filament and wax clad.

Preferably, three strands of the filament point, is interleaved with each other together with the structure of fried dough twist pigtail.Several solid filaments with The mode of fried dough twist pigtail is wound in order, can increase filametntary toughness, not easy to break.

Therefore, the utility model has the advantages that：（1）Make filament that there is excellent bulkiness, so as to keep the temperature Effect is preferable；（2）Good humidity resistance makes yarn fabric be not easy the thinning growth bacterium that is hardened；（3）Production cost is low.

Description of the drawings

Fig. 1 is the first structure diagram of the utility model.

Fig. 2 is second of structure diagram of the utility model.

1st, wax wrapping layer 2, hole core 3, filament 4, solid filament.

Specific embodiment

The three-dimensional porous filament of the utility model is described further below in conjunction with the accompanying drawings.

As shown in Figure 1, a kind of doughnut for having both bulkiness and moisture resistance, including filament 3 and hole core 2, the fibre The coiled structure that silk 3 is in three-dimensional spiral shape is tieed up, the filament 3 is externally provided with coating of wax clad 1.Using the skill of the utility model Art scheme, filament is twist curly in itself, and this stereochemical structure improves the voidage of fiber, adds hollow rate, Filametntary bulkiness is improved, when this filament is as filler, the packing space of same volume compares general fibre silk Less fiber is only needed to fill, has saved production cost, also increases the slim and graceful sense of bedding and pillow etc., is improved using comfortable Degree, and a piece common filament material quantity of production can produce the filament in more the utility model；Wax has waterproof Performance coats coating of wax clad in filametntary outer layer, and the waterproof that general fibre silk is unable to reach can be provided to filament and is prevented Damp effect, in addition wax can also play the role of to a certain extent moulding, make filament have lasting soft fluffy state, as filling It is not easy during object because permanent using squeezing and compaction table is thin is hardened.

Further, several hole cores 2 through filament both ends end face are equipped in the filament, the hole core 2 uniformly divides It is distributed in inside the filament, the cross section of the hole core 2 is circle.Several Kong Xin, the ratio table of filament are set in filament Area be far longer than it is solid or only there are one Kong Xin specific surface area and hollow rate, big specific surface area and hollow rate make filament With higher bulkiness, Kong Xin is since internal diameter size is smaller, and built in air is stationary state under surface tension effects, air With preferable heat insulation, therefore improve filametntary thermal property.Meanwhile Kong Xin is arranged to circle, compared to other Shape can improve the hollow rate of filament to the greatest extent, and filament is made also to have preferable bulkiness while rebound degree is possessed.

Further, the filament 3 includes several solid filaments 4, the solid filament 4 mutually winding one in an orderly manner It rises, the hole core 2 is between the solid filament 4 and the gap between solid filament and wax clad 1.

Further, three strands of the filament point, is interleaved with each other together with the structure of fried dough twist pigtail.Several solid filaments with The mode of fried dough twist pigtail is wound in order, can increase filametntary toughness, not easy to break.

Further, the filament is PET materials.The fatigue durabilitys of PET materials, rub resistance, dimensional stability are all very It is outstanding, improve the using effect and service life of helical form three-dimensional hollow fiber silk.

Further, filament is the PET modified materials containing element silicon so that three-dimensional hollow fiber silk has as natural feather Soft feel and excellent elasticity improve the use comfort of three-dimensional hollow fiber silk.

Claims (3)

1. A kind of 1. doughnut for having both bulkiness and moisture resistance, including filament and Kong Xin, which is characterized in that the filament In the coiled structure of three-dimensional spiral shape, the filament is externally provided with coating of wax clad, and the filament includes several solid silks Body, the solid filament are mutually wound together in an orderly manner, and the Kong Xin is between the solid filament and solid filament and wax Gap between clad.
2. A kind of 2. doughnut for having both bulkiness and moisture resistance according to claim 1, which is characterized in that the fiber Several Kong Xin through filament both ends end face are equipped in silk, the Kong Xin is uniformly distributed in inside the filament, the Kong Xin Cross section for circle.
3. 3. a kind of doughnut for having both bulkiness and moisture resistance according to claim 1 or 2, which is characterized in that described Three strands of filament point, is interleaved with each other together with the structure of fried dough twist pigtail.