CN213570211U - Coiled material modification device - Google Patents
Coiled material modification device Download PDFInfo
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- CN213570211U CN213570211U CN202022731155.6U CN202022731155U CN213570211U CN 213570211 U CN213570211 U CN 213570211U CN 202022731155 U CN202022731155 U CN 202022731155U CN 213570211 U CN213570211 U CN 213570211U
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Abstract
The utility model provides a coiled material modification device, which comprises a solvent pool, a shaft body and an ultrasonic vibration generator; the solvent pool is used for containing the modified liquid; the heat insulation material is wound on the shaft body in a reel shape, and the reel is completely immersed in the modification liquid in the solvent pool; the shaft body is arranged in a hollow mode, a cavity is formed in the shaft body, and through holes communicated with the inside and the outside of the cavity are formed in the side wall of the shaft body; the cavity is internally provided with the ultrasonic vibration generator, and ultrasonic waves generated by the ultrasonic vibration generator are output through the through holes and act on the modified liquid molecules and the liquid molecules in the winding drum, so that the replacement speed of the modified liquid is accelerated. The utility model discloses simple structure, the produced ultrasonic wave of ultrasonic vibration generator directly is used in the modified liquid molecule to and on using the liquid molecule in the reel through modified liquid, improved the flourishing degree of two kinds of molecules greatly, the replacement speed promotes greatly from this.
Description
Technical Field
The utility model belongs to the technical field of green energy-saving building technique and specifically relates to a coiled material modification device is related to.
Background
At present, a heat insulation material is more and more commonly used in buildings as a green energy-saving material, and an aerogel felt is taken as an example, and is prepared by taking silica aerogel as a main raw material and mixing the silica aerogel with common glass fibers. The product improves the 400 ℃ high temperature resistance limit of common glass fiber, the heat insulation performance is 3 to 8 times of that of the traditional material, the product can resist the high temperature above 700 ℃, and has the characteristics of flatness, mechanical resistance and easy processing, the heat conductivity coefficient is extremely low, and the product is a novel material in the industrial heat insulation application field.
The aerogel is a nano porous material with the porosity of 80-99.8%, the specific surface area of the aerogel can reach 200-1000 m2/g, the density of the aerogel is extremely low, the aerogel is the lightest solid in the world at present, and the aerogel also has the advantages of low thermal conductivity, high porosity, high light transmittance, low dielectric constant, low refractive index and the like.
The aerogel blanket is obtained by impregnating the fiber blanket with the aerogel modifying liquid. In the preparation process, the fiber felt impregnated with the gel is aged at room temperature or under heating condition, and then needs to be placed in solvents such as absolute ethyl alcohol and the like for solvent replacement for many times, so as to remove redundant water in the fiber felt-gel composite (or called wet gel felt).
The existing solvent replacement process needs a plurality of cycles, and has the disadvantages of complicated process, long time and low replacement efficiency, thereby causing high production cost.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a coiled material modification device to solve at least one above-mentioned technical problem who exists among the prior art.
In order to solve the technical problem, the utility model provides a pair of coiled material modification device, include: the device comprises a solvent pool, a shaft body and an ultrasonic vibration generator;
the solvent pool is used for containing the modified liquid;
the heat insulation material is wound on the shaft body in a reel shape, and the reel is completely immersed in the modification liquid in the solvent pool;
the shaft body is arranged in a hollow mode, a cavity is formed in the shaft body, and through holes communicated with the inside and the outside of the cavity are formed in the side wall of the shaft body;
the cavity is internally provided with the ultrasonic vibration generator, and ultrasonic waves generated by the ultrasonic vibration generator are output through the through holes and act on the modified liquid molecules and the liquid molecules in the winding drum, so that the replacement speed of the modified liquid is accelerated.
The utility model discloses simple structure, the produced ultrasonic wave of ultrasonic vibration generator directly is used in the modified liquid molecule to and on using the liquid molecule in the reel through modified liquid, improved the flourishing degree of two kinds of molecules greatly, the replacement speed promotes greatly from this. Compared with the existing solvent replacement technology, the solvent replacement time can be saved by 70-80%.
Further, the ultrasonic vibration generator includes an ultrasonic emitting head (also called a vibrator); the ultrasonic transmitting head is arranged right opposite to the through hole.
Further, in the axial direction of the shaft body and in the direction from the center of the shaft body to the two ends, the arrangement density of the through holes is gradually reduced, the arrangement density of the ultrasonic emitting heads is gradually reduced, and the ultrasonic intensity is gradually reduced.
Compared with the uniform distribution of the emitter heads, the distribution mode which has large middle density and gradually reduced densities at two sides has the highest replacement efficiency and is the most energy-saving replacement mode.
The device further comprises a solvent reduction system, wherein the solvent reduction system comprises a circulating pipeline, and a liquid pump, a storage tank and a solvent dehydration device which are arranged on the circulating pipeline;
the circulating pipeline is communicated with an outlet and an inlet of the solvent pool;
the liquid pump is used for forcing the modifying liquid to circularly flow between the solvent pool and the solvent reduction system;
the solvent dehydration device is used for dehydrating the modification liquid flowing out of the solvent pool;
the storage tank is used for storing and supplying the dehydrated modifying liquid to the solvent pool.
In addition, the solvent dehydration device is the prior art; the structure of the solvent dehydration device can be a pyramid type, a spiral type or a plurality of long cylinder types; the dehydrating agent comprises molecular sieve, calcium chloride or phosphorus pentoxide, etc.
Further, the device also comprises a pressurizing tool; the pressurizing tool is used for applying radial pressure to the winding drum so as to extrude gas and liquid molecules in the winding drum, so that the replacement speed of the winding drum is increased, and the replacement effect of the heat-insulating material is improved.
Further, the winding device further comprises a rotating mechanism for driving the shaft body and the winding drum to rotate.
Further, the pressurization frock is including propping the clamp plate in the circumference of reel, the one end that props the clamp plate with the reel excircle interval sets up, and the other end that props the clamp plate is close to gradually and supports and press on the reel, and then is used for exerting radial pressure to the reel gradually.
Further, the rotation mechanism includes: a motor, a speed reducing transmission mechanism and the like.
Further, on a cross section perpendicular to the central axis of the winding drum, a working surface on the pressing plate, which is used for approaching and pressing the winding drum, is a curved surface with a curvature radius which is continuously reduced.
Taking a coiled material raw felt/base paper with a single-layer thickness of 0.05-10 mm as an example, the radius of a winding drum is generally 1-100 mm, and the curvature radius of the working surface of the pressing plate is 0.5-96 mm.
Further, the pressurization frock includes the extrusion unit, the extrusion unit includes: the extrusion plate and the extrusion actuating mechanism; the extrusion plate is driven by the extrusion actuating mechanism to be close to or far away from the winding drum.
Furthermore, the number of the extrusion units is a plurality, and the cross sections of the extrusion plates are arc-shaped and are uniformly distributed on the circumference of the winding drum.
Wherein the radius of the shaft body is 1/3-2/3 of the radius of the winding drum; more preferably, the shaft body cavity is arranged, and a through hole communicated with the inside and the outside of the cavity is formed in the side wall of the shaft body.
By providing a plurality of through holes, when the heat insulating material coil is extruded, the gas in the winding drum can flow into the through holes along with the modifying liquid along the radial direction, thereby accelerating the discharge of the gas.
Further, in the circumference of axis body, the through-hole is evenly laid.
Further, the aperture of the through hole is 1-20 mm.
The pump body is connected with the cavity in the shaft body through a pipeline and used for sucking out the modified liquid and the gas in the cavity when the pressurizing tool extrudes the winding drum and keeping the cavity in a negative pressure state.
The pump body during operation is with modified liquid and the gaseous suction in the axis body cavity to make the pressure in the cavity intracavity be less than the pressure value of outside modified liquid, utilize the absorptive effect of negative pressure to assist the gas outgoing in the pressurization frock with the coiled material. Thereby greatly improving the gum dipping efficiency and effect.
Further, the pump body is a bidirectional pump, when the pressurizing tool extrudes the winding drum, the bidirectional pump rotates positively to suck out the modified liquid and the gas in the cavity, and the cavity is kept in a negative pressure state; when the ultrasonic vibration generator works, the bidirectional pump is reversely rotated to input the modification liquid into the cavity and keep the modification liquid in the cavity in a high-pressure state.
Wherein, preferably, the negative pressure value in the cavity is (-5 kPa) - (-80 kPa) during operation. The high pressure value is 5-120 kPa.
Adopt above-mentioned technical scheme, the utility model discloses following beneficial effect has:
the utility model provides a pair of coiled material modification device utilizes the produced ultrasonic wave of ultrasonic vibration generator directly to be used in the modified liquid molecule to and on using the liquid molecule in the reel through modified liquid, improved the flourishing degree of two kinds of molecules greatly, from this replacement speed promotes greatly. Compared with the existing solvent replacement technology, the solvent replacement time can be saved by 70-80%.
And extruding the winding drum through the tool, further generating a radial pressure on the winding drum, rotating the winding drum and/or moving the tool relative to the winding drum in a radial direction, so that the pressure value received by the winding drum changes from large to small or from existence to nonexistence, the winding drum performs breathing type radial expansion under the action of external pressure and self elastic force, namely, the winding drum is radially compressed under pressure, after the pressure is reduced or disappears, the winding drum radially extends under the action of the self elastic force and restores to the original state, the size of a gap in the heat insulation material changes in a circulating manner, gas is continuously discharged, and modified liquid is sucked, so that the gum dipping efficiency and effect are greatly improved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the embodiments or the description in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a coiled material modification device provided in embodiment 1 of the present invention;
FIG. 2 is an enlarged view of a portion of FIG. 1 at A;
FIG. 3 is a schematic structural view of a coil modification apparatus in example 2 of the present invention;
FIG. 4 is a cross-sectional view of the impregnation apparatus shown in FIG. 3;
fig. 5 is a schematic structural view of a pressing tool in embodiment 3 of the present invention.
Detailed Description
The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The present invention will be further explained with reference to specific embodiments.
Example 1
As shown in fig. 1, the present embodiment discloses a roll material modifying apparatus, including: a solvent tank 10, a shaft body 20 and an ultrasonic vibration generator 60; the solvent pool 10 is used for containing the modified liquid; the heat insulation material is wound on the shaft body 20 in a reel shape, and the reel 1 is completely immersed in the modification liquid in the solvent pool 10; the shaft body 20 is arranged in a hollow manner, a cavity 21 is formed in the shaft body 20, and a through hole 22 communicating the inside and the outside of the cavity 21 is formed in the side wall of the shaft body 20; the cavity 21 is internally provided with the ultrasonic vibration generator 60, and ultrasonic waves generated by the ultrasonic vibration generator 60 are output through the through hole 22 and act on molecules of the modifying liquid and molecules of the liquid in the winding drum 1, so as to accelerate the replacement speed of the modifying liquid.
The utility model discloses simple structure, the produced ultrasonic wave of ultrasonic vibration generator 60 directly is used in the modified liquid molecule to and on using the liquid molecule in the reel 1 through modified liquid, improved the flourishing degree of two kinds of molecules greatly, the replacement speed promotes greatly from this. Compared with the existing solvent replacement technology, the solvent replacement time can be saved by 70-80%.
The ultrasonic vibration generator 60 includes an ultrasonic emitting head 61 (also called a vibrator); the ultrasonic wave emitting head 61 is arranged opposite to the through hole 22.
Wherein the arrangement may be uniform in the axial direction of the shaft body 20. More preferably, the arrangement density of the through holes 22 is gradually decreased, the arrangement density of the ultrasonic transmitters is gradually decreased, and the ultrasonic intensity is gradually decreased in the axial direction of the shaft body 20 and in the directions from the center of the shaft body 20 to both ends. Compared with the uniform distribution of the emitter heads, the distribution mode which has large middle density and gradually reduced densities at two sides has the highest replacement efficiency and is the most energy-saving replacement mode.
The embodiment further comprises a solvent reduction system 50, wherein the solvent reduction system 50 comprises a circulation pipeline 51, and a liquid pump 52, a storage tank 53 and a solvent dehydration device 54 which are arranged on the circulation pipeline; the circulating pipeline 51 is communicated with the outlet and the inlet of the solvent pool 10; the liquid pump 52 is used for forcing the modifying liquid to circularly flow between the solvent pool 10 and the solvent reduction system; the solvent dehydration device is used for dehydrating the modified liquid flowing out of the solvent pool 10; the storage tank is used for storing and supplying the dehydrated modifying liquid to the solvent pool 10. In addition, the solvent dehydration device is the prior art; the structure of the solvent dehydration device can be a pyramid type, a spiral type or a plurality of long cylinder types; the dehydrating agent comprises molecular sieve, calcium chloride or phosphorus pentoxide, etc. As shown in fig. 2, the shaft body 20 is provided with an oil port 23 on the outside of the drum in order to facilitate the entry and exit of the reforming solution into and from the cavity 21.
The utility model provides a pair of coiled material modification device utilizes the produced ultrasonic wave of ultrasonic vibration generator 60 directly to be used in the modified liquid molecule to and on using the liquid molecule in reel 1 through modified liquid, improved the flourishing degree of two kinds of molecules greatly, from this replacement speed promotes greatly. Compared with the existing solvent replacement technology, the solvent replacement time can be saved by 70-80%.
Example 2
This embodiment is substantially the same as embodiment 1 except that:
as shown in fig. 3, the present embodiment further includes a pressurizing tool 30, and the pressurizing tool 30 is used for applying radial pressure to the winding drum 1, so as to extrude out gas and liquid molecules inside the heat insulation material. And a rotating mechanism 25 for driving the shaft body 20 and the winding drum 1 to rotate. The rotating mechanism includes: a motor, a speed reducing transmission mechanism and the like.
As shown in fig. 4, the pressurizing tool 30 includes a pressing plate 31, in the circumferential direction of the winding drum 1, one end of the pressing plate 31 and the outer circle of the winding drum 1 are arranged at an interval, and the other end of the pressing plate 31 is gradually close to and pressed on the winding drum 1, so as to gradually apply radial pressure to the winding drum 1.
In a cross section perpendicular to the central axis of the winding drum 1, the working surface 31a of the pressing plate 31 for approaching and pressing the winding drum 1 may be a plane or an arc surface with a fixed curvature.
Preferably, the working surface 31a may be a curved surface having a decreasing radius of curvature. Taking a raw material felt/base paper of a coiled material with a single-layer thickness of 0.05-10 mm as an example, the radius of the winding drum 1 is generally 1-100 mm, and the curvature radius of the working surface 31a of the pressing plate 31 is 0.5-96 mm.
Wherein the radius of the shaft body 20 is 1/3-2/3 of the radius of the reel 1; preferably, a cavity is arranged in the middle of the shaft body 20, and a through hole 22 communicating the inside and the outside of the cavity 21 is arranged on the side wall of the shaft body 20. By providing the plurality of through holes 22, the gas in the reel 1 can flow into the through holes 22 in the radial direction along with the reforming liquid when the heat insulating material web is extruded, thereby accelerating the discharge of the gas.
The through holes 22 are preferably uniformly arranged in the circumferential direction of the shaft body 20. The through holes 22 are uniformly distributed in the axial direction of the shaft body 20; alternatively, the arrangement density of the through holes 22 is gradually decreased in the axial direction of the shaft body 20 from the center of the shaft body 20 toward both ends. The aperture of the through-hole 22 is preferably 5-10 mm.
In the above technical solution, as shown in fig. 3, the present embodiment further preferably further includes a pump body 40, the pump body is connected to the cavity 21 inside the shaft body 20 through a pipeline 41, and when the pump body works, the pump body is used for sucking out the modified liquid and the gas in the cavity 21 and then conveying the modified liquid and the gas back to the solvent pool 10, and keeping the cavity 21 in a negative pressure state (in order to keep the positive and negative pressure state, at this time, the oil port 23 shown in fig. 1 is no longer provided on the shaft body).
When the pump body 40 works, the modifying liquid and the gas in the cavity 21 of the shaft body 20 are sucked out, the pressure in the cavity 21 is smaller than the pressure value of the external modifying liquid, and the pressurization tool 30 is assisted to discharge the gas in the coiled material by the aid of the negative pressure adsorption effect. Thereby greatly improving the gum dipping efficiency and effect.
More preferably, the pump body 40 is a bidirectional pump, and when the pressurizing tool extrudes the winding drum 1, the bidirectional pump rotates in the forward direction to suck out the modified liquid and the gas in the cavity 21 and keep the cavity 21 in a negative pressure state; when the ultrasonic vibration generator 60 works, the bidirectional pump is reversely rotated to input the modifying liquid into the cavity 21 and keep the modifying liquid in the cavity 21 in a high-pressure state.
Wherein, preferably, the negative pressure within the cavity 21 is (-5 kPa) - (-80 kPa) during operation. The high pressure value is 5-120 kPa.
The utility model provides a pair of its equipment of roll-like thermal insulation material gumming, extrude reel 1 through the frock, and then produce a radial pressure to reel 1, reel 1 rotates and/or the radial removal of 1 reel of the relative reel of frock, thereby make reel 1 received pressure value from big to little or from having to having ground cyclic variation, reel 1 is the radial flexible of breathing type under external pressure and self elastic force effect, the pressurized is that reel 1 radially is compressed promptly, pressure reduces or disappears the back, reel 1 radially stretches out in the effect of self elastic force, resume original state, the big or small cyclic variation in clearance in the thermal insulation material, constantly exhaust gas, inhale the modified liquid, thereby gumming efficiency and effect have been improved greatly.
Example 3
This embodiment is substantially the same as embodiment 2, except that the pressing tool is different in form, and as shown in fig. 5, the pressing tool 30 includes a plurality of pressing units including: a pressing plate 32 and a pressing actuator 33; the extrusion plate is driven by the extrusion actuating mechanism to approach or separate from the winding drum 1. The extrusion executing mechanism has many forms and can be a hydraulic, pneumatic or electric telescopic mechanism. The number of the extrusion units is 4, and the cross sections of the extrusion plates are arc-shaped and are uniformly distributed in the circumferential direction of the winding drum 1. The shaft 20 can be rotated or fixed, the pressing actuator acts periodically, the pressing plate moves inwards and presses the winding drum, and the gas in the coiled material is forced to be discharged.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.
Claims (10)
1. A web modifying apparatus, comprising: the device comprises a solvent pool, a shaft body and an ultrasonic vibration generator;
the solvent pool is used for containing the modified liquid;
the heat insulation material is wound on the shaft body in a reel shape, and the reel is completely immersed in the modification liquid in the solvent pool;
the shaft body is arranged in a hollow mode, a cavity is formed in the shaft body, and through holes communicated with the inside and the outside of the cavity are formed in the side wall of the shaft body;
the cavity is internally provided with the ultrasonic vibration generator, and ultrasonic waves generated by the ultrasonic vibration generator are output through the through holes and act on the modified liquid molecules and the liquid molecules in the winding drum, so that the replacement speed of the modified liquid is accelerated.
2. The web modifying apparatus of claim 1, wherein the ultrasonic vibration generator includes an ultrasonic emitting head; the ultrasonic transmitting head is arranged right opposite to the through hole.
3. The apparatus of claim 1, wherein the arrangement density of the through holes is gradually decreased, the arrangement density of the ultrasonic emitters is gradually decreased, and the ultrasonic intensity is gradually decreased in the axial direction of the shaft body and in the directions from the center of the shaft body to both ends of the shaft body.
4. The coil modification apparatus according to claim 1, further comprising a solvent reduction system, wherein the solvent reduction system comprises a circulation pipeline, and a liquid pump, a storage tank and a solvent dehydration apparatus which are arranged on the circulation pipeline;
the circulating pipeline is communicated with an outlet and an inlet of the solvent pool;
the liquid pump is used for forcing the modifying liquid to circularly flow between the solvent pool and the solvent reduction system;
the solvent dehydration device is used for dehydrating the modification liquid flowing out of the solvent pool;
the storage tank is used for storing and supplying the dehydrated modifying liquid to the solvent pool.
5. The coil modification apparatus according to claim 1, further comprising a pressurization tool; the pressurizing tool is used for applying radial pressure to the winding drum so as to extrude gas and liquid molecules in the winding drum, so that the replacement speed of the winding drum is increased, and the replacement effect of the heat-insulating material is improved.
6. The apparatus of claim 1 further comprising a rotation mechanism for driving rotation of the shaft and drum.
7. The coiled material modifying device of claim 5, wherein the pressurizing tool comprises a pressing plate, one end of the pressing plate is spaced from the outer circle of the winding drum in the circumferential direction of the winding drum, and the other end of the pressing plate is gradually close to and pressed on the winding drum to gradually apply radial pressure to the winding drum.
8. The coil modification apparatus as claimed in claim 7, wherein, in a cross-section perpendicular to the central axis of the winding drum, the working surface of the pressing plate for approaching and pressing against the winding drum is a curved surface with a decreasing radius of curvature.
9. The coil modification apparatus of claim 5, wherein the pressurization tool comprises an extrusion unit, the extrusion unit comprising: the extrusion plate and the extrusion actuating mechanism; the extrusion plate is driven by the extrusion actuating mechanism to be close to or far away from the winding drum.
10. The coil modification apparatus according to claim 9, wherein the number of the pressing units is several, and the pressing plates are arc-shaped in cross section and are uniformly arranged in the circumferential direction of the roll.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022731155.6U CN213570211U (en) | 2020-11-23 | 2020-11-23 | Coiled material modification device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022731155.6U CN213570211U (en) | 2020-11-23 | 2020-11-23 | Coiled material modification device |
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| CN213570211U true CN213570211U (en) | 2021-06-29 |
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| CN202022731155.6U Active CN213570211U (en) | 2020-11-23 | 2020-11-23 | Coiled material modification device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112225582A (en) * | 2020-11-23 | 2021-01-15 | 航天建筑设计研究院有限公司阳泉航天材料应用技术分公司 | Coiled material modification device |
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2020
- 2020-11-23 CN CN202022731155.6U patent/CN213570211U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112225582A (en) * | 2020-11-23 | 2021-01-15 | 航天建筑设计研究院有限公司阳泉航天材料应用技术分公司 | Coiled material modification device |
| CN112225582B (en) * | 2020-11-23 | 2024-01-19 | 航天建筑设计研究院有限公司阳泉航天材料应用技术分公司 | Coiled material modifying device |
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