CN201505489U - Shape memory woven filtering material - Google Patents
Shape memory woven filtering material Download PDFInfo
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- CN201505489U CN201505489U CN2009202085954U CN200920208595U CN201505489U CN 201505489 U CN201505489 U CN 201505489U CN 2009202085954 U CN2009202085954 U CN 2009202085954U CN 200920208595 U CN200920208595 U CN 200920208595U CN 201505489 U CN201505489 U CN 201505489U
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Abstract
The utility model discloses a shape memory woven filtering material, comprising shape memory alloy wires weaved with other fibers or yarns. Since the shape of the shape memory alloy wires can be changed when the temperature is lower than shape memory transformation temperature, and the original shaping shape can be recovered when the temperature is higher than shape memory transformation temperature. The thickness and the density of the filtering material can be changed along with the shrinkage or extension of the shape memory alloy wires, thereby changing gap size, air permeability, and the like; therefore, the gap size and air permeability of the shape memory woven filtering material can be changed along with the change of filtrate or dust filtration temperature, the size and flow of trapped granules can be controlled intelligently, and the continuity of filtering production is realized.
Description
Technical field
The utility model relates to a kind of woven filtering material, specifically, relates to a kind of woven filtering material with shape memory function.
Background technology
Filtration is widely used in every profession and trades such as industry, agricultural, national defence, environmental protection, food, and what have directly enters high-tech sector, shows status day important.Filtering material matches with the various types of filtration machine equipment or the deduster equipment of each industrial circle, makes filter medium and uses, and plays the assurance product quality; improve the product technology precision; reclaim valuable raw material, reduce the control of industrial cost and environmental protection aspect and pollute, purify air and important function such as water quality.Along with the industrial continuous development of China, filtering material has formed an important class in fabrics for industrial use.Filtration is meant the process that a kind of decentralized photo is separated from a kind of continuous phase, continuous phase is the current-carrying phase, and decentralized photo is emboliform dispersion, just separates, captures the particulate material that is scattered in gas, liquid or the larger particles shape material or a kind of method or the technology of particle.Filtering material is a kind of material with big inner surface and suitable hole that is used to filter, and it can be caught effectively and adsorb solid particle or liquid particle, makes it to separate from compounding substances.Filtration theory thinks that capturing than the filter material hole big particle of order is the sieving actoion of leaning on filter material, and capturing smaller particles then is the self-filtering effect of leaning on filter material.The self-filtering effect is to capture particle by the fiber in the filter material, and the filtration that the stratum granulosum (being called filter cake usually) that the surface filtration effect is meant in filter material or the surface of filter medium accumulation forms is produced.
A kind of indispensable auxiliary material during woven filtering material is produced as numerous industrial enterprises, its application spreads all over numerous industries such as metallurgy, chemical industry, chemical fertilizer, mine, building materials, pharmacy, sugaring, oil, environmental protection, food and tobacco and wine.Development along with social science and technology, although present multiple filtering material is expanded day by day, increased, because Woven filter cloth has light, the powerful height of quality, the filtering accuracy adjustable space is big, the user choice is big, product shapes easily, still has its long-range irreplaceable characteristics.In the Separation of Solid and Liquid of most industries, solid and gas separating process, remain a kind of indispensable filtering material.Though present woven filtering material has progressively satisfied acidproof because of the variation of fiber species; alkaline-resisting; resistance to chemical attack; high temperature resistant; the filtration needs of different condition such as high-strength; but in existing industrial production; when the temperature of filtrate or filter dirt along with produce produce certain variation the time; particulate in filtrate or the filter material can change thereupon; at this moment need to change the pore size of filtering material to satisfy the requirement of filtering accuracy; and prior art is to adopt the method for changing filter medium to realize this purpose; this method exists time-consuming, can influence the defective of production efficiency.If can allow filtering material itself change pore size and density along with the change of temperature, then can realize Based Intelligent Control, continuous production purpose, but do not see the report of correlation technique at present.
The utility model content
The purpose of this utility model provides a kind of woven filtering material with temperature sense shape memory function, makes filtering material can change self pore size and density along with variation of temperature thereupon, thereby realizes filtering the Based Intelligent Control and the continuity of producing.
In order to realize the foregoing invention purpose, the technical solution adopted in the utility model is as follows:
The woven filtering material of shape memory provided by the utility model is characterized in that: be made of shape-memory alloy wire and other fiber or yarns interwoven.
The modular shapes of shape-memory alloy wire can be fixed to waveform or linear as required, and the big I of distance between its crest and trough size and the complete waveform changes according to the space of filtering material and the change in size of institute's trap particles.
Described other fiber is a chemical fiber filament; Described yarn is the scribbled of natural fiber yarn, chemical fibre yarn or natural fiber and chemical fibre.
Described natural fiber can be in cotton fiber, wool fibre, flaxen fiber and the silk any one, two or more fiber combinations.
Described chemical fibre can be in polypropylene fiber, nylon fibre, polyster fibre, acrylic fiber, polytetrafluoroethylene fibre, aromatic polyamide fibre, glass fibre, ceramic fibre, metallic fiber and the basalt fibre any one, two or more fiber combinations.
Compared with prior art, because the shape-memory alloy wire changeable shape when being lower than the shape memory transition temperature in the utility model, when being higher than the shape memory transition temperature, can reply original modular shapes, filtering material can change thickness and density with the contraction or the stretching, extension of shape memory alloy wire, thereby change the pore size of self, gas permeability etc., therefore, the woven filtering material of shape memory described in the utility model can be along with filtrate or filter dirt variation of temperature and change self pore size and density thereupon, can carry out Based Intelligent Control to particle size and the flow that is captured, realize filtering the continuity of producing.
Description of drawings
A kind of structural representation of the woven filtering material of shape memory that Fig. 1 is provided for embodiment 1;
The another kind of structural representation of the woven filtering material of shape memory that Fig. 2 is provided for embodiment 1;
A kind of structural representation of the woven filtering material of shape memory that Fig. 3 is provided for embodiment 2;
The another kind of structural representation of the woven filtering material of shape memory that Fig. 4 is provided for embodiment 2.
Among the figure: 1, shape-memory alloy wire; 2, other fiber or yarn.
The specific embodiment
Below in conjunction with drawings and Examples the utility model is described in further detail:
The woven filtering material of the shape memory that present embodiment provided is to be interweaved by shape-memory alloy wire and spun polyester thread with constituting; Shape-memory alloy wire is fixed to more flat minor undulations, can interweave as Fig. 1 or structure and spun polyester thread shown in Figure 2; The excitation temperature of used shape-memory alloy wire is 30 ℃.
When the temperature of filtrate in the work or filter dirt is lower than 30 ℃, be woven into needed filtration fabrics with spun polyester thread, the crooked amplitude of shape-memory alloy wire is bigger; When the temperature of filtrate reached 30 ℃ of excitation temperatures, shape-memory alloy wire was returned to original more flat rips shape immediately.Because shape-memory alloy wire and spun polyester thread weave in, when temperature during greater than 30 ℃, the filtering material structure changes structural parameters along with the stretching, extension of shape-memory alloy wire, make the filtering material attenuation and closely, thereby change pore size, gas permeability etc., realize Based Intelligent Control strainability.
The woven filtering material of the shape memory that present embodiment provided is to be interweaved by shape-memory alloy wire and aramid fiber long filament with constituting; Shape-memory alloy wire is fixed to the bigger waveform of flexing amplitude, can interweave as Fig. 3 or structure and aramid fiber long filament shown in Figure 4; The excitation temperature of used shape-memory alloy wire is 180 ℃.
When the temperature of filtrate in the work or filter dirt is lower than 180 ℃, be woven into needed filtration fabrics with the aramid fiber long filament, crooked amplitude can reduce; When the temperature of filtrate reached 180 ℃ of excitation temperatures, shape-memory alloy wire was returned to original big wave-like immediately.Because shape-memory alloy wire and aramid fiber long filament weave in, when temperature during greater than 180 ℃, the filtering material structure changes structural parameters along with the contraction of shape-memory alloy wire, make the filtering material thickening and fluffy, thereby change pore size, gas permeability etc., realize Based Intelligent Control strainability.
Claims (4)
1. woven filtering material of shape memory is characterized in that: be made of shape-memory alloy wire and other fiber or yarns interwoven.
2. the woven filtering material of shape memory according to claim 1 is characterized in that: described other fiber is a chemical fiber filament; Described yarn is the scribbled of natural fiber yarn, chemical fibre yarn or natural fiber and chemical fibre.
3. the woven filtering material of shape memory according to claim 2 is characterized in that: described natural fiber be in cotton fiber, wool fibre, flaxen fiber and the silk any one, two or more fiber combinations.
4. the woven filtering material of shape memory according to claim 2 is characterized in that: described chemical fibre be in polypropylene fiber, nylon fibre, polyster fibre, acrylic fiber, polytetrafluoroethylene fibre, aromatic polyamide fibre, glass fibre, ceramic fibre, metallic fiber and the basalt fibre any one, two or more fiber combinations.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202085954U CN201505489U (en) | 2009-08-28 | 2009-08-28 | Shape memory woven filtering material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202085954U CN201505489U (en) | 2009-08-28 | 2009-08-28 | Shape memory woven filtering material |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201505489U true CN201505489U (en) | 2010-06-16 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2009202085954U Expired - Fee Related CN201505489U (en) | 2009-08-28 | 2009-08-28 | Shape memory woven filtering material |
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| CN (1) | CN201505489U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102731061A (en) * | 2011-04-15 | 2012-10-17 | 上海工程技术大学 | Method for manufacturing ceramic artifact |
| CN103370116A (en) * | 2011-02-17 | 2013-10-23 | 贝克休斯公司 | Sand screen, expandable screen and method of making |
| CN103397442A (en) * | 2013-08-06 | 2013-11-20 | 苏州大学 | Kesi fabric and method for preparing same |
| CN103657253A (en) * | 2013-12-05 | 2014-03-26 | 吴江市亨德利纺织厂 | Making method of multifunctional filtering cloth |
| CN104213303A (en) * | 2014-07-30 | 2014-12-17 | 昆明理工大学 | Electric filter cloth and application thereof |
| CN105169834A (en) * | 2015-10-13 | 2015-12-23 | 南通澳润建材科技有限公司 | Dust collection cloth bag used for moisture-contained gas |
| CN109647053A (en) * | 2018-12-06 | 2019-04-19 | 曹德财 | A kind of environmentally friendly filter cloth with self-repair function |
-
2009
- 2009-08-28 CN CN2009202085954U patent/CN201505489U/en not_active Expired - Fee Related
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103370116A (en) * | 2011-02-17 | 2013-10-23 | 贝克休斯公司 | Sand screen, expandable screen and method of making |
| CN103370116B (en) * | 2011-02-17 | 2016-01-20 | 贝克休斯公司 | Sand screen, expandable screen and manufacture method thereof |
| CN102731061A (en) * | 2011-04-15 | 2012-10-17 | 上海工程技术大学 | Method for manufacturing ceramic artifact |
| CN102731061B (en) * | 2011-04-15 | 2014-05-21 | 上海工程技术大学 | Method for manufacturing ceramic artifact |
| CN103397442A (en) * | 2013-08-06 | 2013-11-20 | 苏州大学 | Kesi fabric and method for preparing same |
| CN103657253A (en) * | 2013-12-05 | 2014-03-26 | 吴江市亨德利纺织厂 | Making method of multifunctional filtering cloth |
| CN104213303A (en) * | 2014-07-30 | 2014-12-17 | 昆明理工大学 | Electric filter cloth and application thereof |
| CN104213303B (en) * | 2014-07-30 | 2016-01-13 | 昆明理工大学 | A kind of electrofiltration cloth and application thereof |
| CN105169834A (en) * | 2015-10-13 | 2015-12-23 | 南通澳润建材科技有限公司 | Dust collection cloth bag used for moisture-contained gas |
| CN109647053A (en) * | 2018-12-06 | 2019-04-19 | 曹德财 | A kind of environmentally friendly filter cloth with self-repair function |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100616 Termination date: 20100828 |