CN206721041U - The equipment for manufacturing mineral wool - Google Patents
The equipment for manufacturing mineral wool Download PDFInfo
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- CN206721041U CN206721041U CN201621460153.5U CN201621460153U CN206721041U CN 206721041 U CN206721041 U CN 206721041U CN 201621460153 U CN201621460153 U CN 201621460153U CN 206721041 U CN206721041 U CN 206721041U
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Abstract
The utility model discloses a kind of equipment for manufacturing mineral wool, the equipment includes：Melt feeding mechanism, the melt needed for mineral wool is prepared for supply；Multiple roll centrifuge, for receiving the melt from melt feeding mechanism and melt being made into mineral wool fiber, multiple roll centrifuge includes the multiple rollers set gradually along the flow direction of melt and is arranged on the vane in the outside of multiple rollers；And air-heater, connected with vane, for the hot blast that vane supply temperature is 400 DEG C 800 DEG C, hot blast to be blowed with the surface by axial direction to multiple rollers of the vane along multiple rollers.Compared with prior art, more elongated mineral wool fiber can be manufactured according to equipment of the present utility model.
Description
Technical field
The field of inorganic non-metallic material is the utility model is related to, more particularly to a kind of equipment for manufacturing mineral wool.
Background technology
Mineral wool is through melting, into fine and manufactured cotton like after being surface-treated with different organic and inorganic reagents by raw mineral materials
Fiber.According to the difference of raw material, mineral wool generally includes rock wool (also referred to as rock wool) and mineral wool (is also referred to as in some cases
" mineral wool "), and can classify according to the various modes such as production technology, product-use or temperature in use.Mineral wool has light, heat conduction
Coefficient is small, does not burn, be mothproof, be inexpensive, be corrosion-resistant, the features such as chemical stability is good, sound absorbing capabilities are good, thus filling out in building
Fill adiabatic, sound absorption, sound insulation and various heat power equipments are stuffed heat insulated etc. substantial amounts of application.
On the manufacture method of mineral wool, for example, being primary raw material using industrial waste slag (blast-furnace slag etc.), slag passes through
Fusing, it is quenched after qualified melt (such as 1400 DEG C -1500 DEG C) import in centrifuge, and fall on the surface of Centrifugal rolling, from
And got rid of in the presence of centrifugal force caused by high speed centrifugation roller and mineral wool fiber is made；The vane in centrifuge is coordinated to spray simultaneously
High velocity air mineral wool fiber is blown into cotton collecting machine (high velocity air that vane sprays on Centrifugal rolling axial direction, along Centrifugal rolling table
Face flow at high speed)；Mineral wool fiber in cotton collecting machine is gathered in formation mineral wool felt on cotton collecting machine guipure under negative pressure wind swabbing action.
Existing mineral wool product has the problem of water absorption rate is high, for example, in hole of the water absorption between mineral wool fiber.Cross
High water absorption rate is given next difficult applied to building insulating band.Therefore, include example to mineral wool fiber sprinkling during into fibre
Such as the binding agent of phenolic resin, the surface of mineral wool fiber can be made to be coated with adhensive membrane, be coated to the mineral wool fiber ratio of binding agent
The performance of mineral wool fiber originally, which has, suddenly to be changed, and its acidproof, alkaline-resisting, water-fast, hydrophobic and stability etc. are all significantly improved.So
And as the aging of binding agent, the water imbibition of mineral wool product improve.In addition, the binding agent comprising phenolic resin can discharge residual
Formaldehyde, cause environment pollution.
In addition, mineral wool fiber is highly brittle.In the case where not adding mineral oil and any binding agent, bending resistance is suitable
It is small, when by little mechanism or transport, stacking, larger fiber is deformed individually and is fractureed first, becomes to be mixed in
Fiber micro powder in coma, split away off and tend to make air dirty, destroy production or construction environment.
In addition, in order to obtain desired heat insulation effect, existing mineral wool product is often thicker.For example, on wall
Mineral wool product can reach more than 10cm thickness.The heat insulation effect of improvement mineral wool is needed, to reduce the thickness of mineral wool product.
Utility model content
A purpose of the present utility model is to provide a kind of equipment for manufacturing mineral wool.
Another object of the present utility model in provide it is a kind of can solve the problem that above-mentioned technical problem at least one technology
The equipment of the manufacture mineral wool of problem.
A further object of the present utility model is to provide a kind of manufacture mineral wool for the water absorption rate reduction for causing mineral wool product
Equipment.
A further object of the present utility model is to provide a kind of so that the manufacture mineral wool that the fragility of mineral wool fiber is improved
Equipment.
A further object of the present utility model is to provide a kind of so that the manufacture ore deposit that the heat insulating ability of mineral wool product is improved
The equipment of cotton.
Included according to the equipment of manufacture mineral wool of the present utility model：Melt feeding mechanism, is prepared needed for mineral wool for supply
Melt；Multiple roll centrifuge, positioned at the downstream of melt feeding mechanism for receiving the melt from melt feeding mechanism and will
Mineral wool fiber is made in melt, and multiple roll centrifuge includes the multiple rollers set gradually along the flow direction of melt and is arranged on more
The vane in the outside of individual roller；And air-heater, connected with vane, for being 400 DEG C -800 DEG C of hot blast to vane supply temperature,
To blow hot blast on the surface of multiple rollers by axial direction of the vane along multiple rollers.
Melt feeding mechanism can be furnace cupola, flame furnace, electric smelting tank furnace or electric smelter.
The melt outlet of melt feeding mechanism can be located at the top of the melt inlet of multiple roll centrifuge, for directly to multiple roll
Centrifuge supplies melt.
The equipment may also include the chute being arranged between melt feeding mechanism and multiple roll centrifuge, for melt is supplied
The melt for answering device to discharge is incorporated into multiple roll centrifuge.
Multiple roll centrifuge can be three roller centrifuges or four-roller centrifuge.
Multiple roll centrifuge can be four-roller centrifuge, and multiple rollers include first set gradually along the flow direction of melt
Roller, the second roller, the 3rd roller and four-roller, the first roller, the second roller, the axial direction of the 3rd roller and four-roller are parallel to each other, and the first roller is high
In the second roller, the 3rd roller and four-roller, the second roller is higher than the 3rd roller and four-roller, and the 3rd roller is higher than four-roller, and the second roller is relative
Offset to the left in the first roller, the 3rd roller is offset to the right relative to the second roller, and four-roller is offset to the left relative to the 3rd roller.
The inner surface of vane can abut the outer surface of multiple rollers.
Air-heater can be connected to melt feeding mechanism by air channel, for receiving heat from melt feeding mechanism.
The equipment may also include in the downstream of multiple roll centrifuge to receive the cotton collecting machine of mineral wool fiber.
It can be obtained according to the equipment of manufacture mineral wool of the present utility model at least one in following beneficial technique effect：System
The water absorption rate of the mineral wool product obtained reduces；The fragility of obtained mineral wool fiber is improved；The heat insulating ability of obtained mineral wool product
It is improved.
Brief description of the drawings
Fig. 1 is the schematic diagram for the equipment for showing the manufacture mineral wool according to one exemplary embodiment of the utility model.
Fig. 2 be show according to the multiple roll that the equipment of the manufacture mineral wool of one exemplary embodiment of the utility model includes from
The schematic diagram of one example of scheming.
Fig. 3 is the schematic diagram that the multiple roll centrifuge for showing to show in Fig. 2 includes the first roller and melt.
Embodiment
The equipment that the manufacture mineral wool according to the exemplary embodiment of utility model will be described in detail herein below now.
Fig. 1 is the schematic diagram for the equipment for showing the manufacture mineral wool according to one exemplary embodiment of the utility model.Reference
Fig. 1, according to exemplary embodiment of the present utility model manufacture mineral wool equipment 100 include melt feeding mechanism 110, multiple roll from
Scheming 120 and air-heater 130.
Melt feeding mechanism 110 is used to supply the melt for being suitable for into fibre (for example, temperature reaches to multiple roll centrifuge 120
1200 DEG C to 1500 DEG C of melt) to prepare mineral wool.For example, the melt outlet of melt feeding mechanism 110 is located at multiple roll centrifuge
The top of 120 melt inlet, in order to directly supply melt to multiple roll centrifuge 120.In another embodiment, can also wrap
Include to be arranged between melt feeding mechanism 110 and multiple roll centrifuge 120 and be fed to the melt for exporting melt feeding mechanism 110
The melt conveying device of multiple roll centrifuge 120, such as chute.
Melt feeding mechanism 110 can be furnace cupola, flame furnace, electric smelting tank furnace or electric smelter.
In the case of furnace cupola, after the fuel of various raw materials and such as coke is weighed according to a certain ratio, from furnace roof
Add in furnace cupola, while combustion air is passed into stove, mineral wool raw materials are melt into mineral wool by high temperature as caused by fuel combustion
Melt.Slag, basalt or diabase can be used as primary raw material.Slag (such as blast furnace slag) is being used as main former
In the case of material, obtained mineral wool is referred to alternatively as mineral wool.In the case where using basalt or diabase as primary raw material,
Obtained mineral wool is referred to alternatively as rock wool.In addition, at least two in slag, basalt and diabase can be used in mixed way.It is combustion-supporting
Air can be the hot blast that cold wind or temperature reach more than 500 DEG C.
In the case of flame furnace, raw material is sent into the melting end of tank furnace with feeding machine, sprayed via nozzle through being pulverized and mixed
(1500 DEG C or so) high temperature caused by after fogging oil or natural gas (or coal gas) burning entered, by melting sources and is melted
Body.In the case of electric smelting tank furnace, using the electric conductivity of silicate melt at high temperature, silicate melt is as resistance heating
Body melts raw mineral materials.In the case of electric smelter, graphite electrode can be used.
According to the utility model, melt feeding mechanism 110 is not limited to furnace cupola, flame furnace, electric smelting tank furnace or electric smelter.
Melt feeding mechanism 110 can be suitable for supplying the melt for being suitable for into fibre to multiple roll centrifuge 120 to prepare appointing for mineral wool
What device.
Multiple roll centrifuge 120 is located at the downstream of melt feeding mechanism 110 to receive melt and melt is made into mineral wool fiber.
Multiple roll centrifuge 120 can be three roller centrifuges or four-roller centrifuge.
Fig. 2 be show according to the multiple roll that the equipment of the manufacture mineral wool of one exemplary embodiment of the utility model includes from
The schematic diagram of one example of scheming.Fig. 3 is the signal that the multiple roll centrifuge for showing to show in Fig. 2 includes the first roller and melt
Figure.As shown in Fig. 2 multiple roll centrifuge 120 is four-roller centrifuge.
Reference picture 2, the multiple roll centrifuge 120 as four-roller centrifuge are included along melt flow stock M flow direction successively
The first roller 121, the second roller 122, the 3rd roller 123 and the four-roller 124 set.First roller 121 is higher than the second roller 122, the 3rd roller
123 and four-roller 124, the second roller 122 be higher than the 3rd roller 123 and four-roller 124, the 3rd roller 123 is higher than four-roller 124.First
Roller 121, the second roller 122, the axial direction of the 3rd roller 123 and four-roller 124 are parallel to each other.Second roller 122 relative to the first roller 121 to
Left avertence is moved, and the 3rd roller 123 is offset to the right relative to the second roller 122, and four-roller 124 is offset to the left relative to the 3rd roller 123.The
One roller 121 and the 3rd roller 123 can rotate at a high speed in the counterclockwise direction, and the second roller 122 and four-roller 124 can be along clockwise direction
Rotate at a high speed.Each rotary speed in first roller 121, the second roller 122, the 3rd roller 123 and four-roller 124 can be 2500
Rev/min in the range of 12000 revs/min.
When melt flow stock M is fallen within the point of contact P of the first roller 121 at a certain angle, in centrifugal force and the work of melt viscosity
Under, roller surface produce one layer of unstable melt film, while it again due to centrifugal force caused by disk roller acceleration
Effect, fragmentation is countless melt particles, and is flown out along roller surface with thread state, is stretched and solidifies and turn into fiber.Change speech
It, falls the melt flow stock on disk roller, and due to adhesive attraction, adhering to a part by roller surface, (another part is then thrown to next
On disk roller), for one layer of melt unit being attached under acceleration effect, surface produces pulse ripple, thread is split into, around
The lower fracture of air stream effect, solidify and turn into fiber.From the first roller 121 get rid of to the melt of the second roller 122 on the second roller 122 with
Same principle continues to be manufactured into fiber.From the second roller 122 get rid of to the melt of the 3rd roller 123 on the 3rd roller 123 with same
Principle continue to be manufactured into fiber.From the 3rd roller 123 get rid of to the melt of four-roller 124 in four-roller 124 with same original
Reason continues to be manufactured into fiber.
Multiple roll centrifuge 120 also includes being arranged on the outer of the first roller 121, the second roller 122, the 3rd roller 123 and four-roller 124
The vane 125 of side.Appearance of the inner surface of vane 125 against the first roller 121, the second roller 122, the 3rd roller 123 and four-roller 124
Face.Vane 125 will not hinder the flowing of melt flow stock, for example, in roll shaft the falling into a little on each roller with melt flow stock upwards
Separate.For example, vane 125 is arranged on behind each roller.
Air-heater 130 can be connected to vane 125 by air channel, for supplying hot blast (such as hot-air) to vane 125, from
And by axial direction of the vane 125 along the first roller 121, the second roller 122, the 3rd roller 123 and four-roller 124 in the first roller
121st, hot blast is supplied on the surface of the second roller 122, the 3rd roller 123 and four-roller 124.The high-pressure blast that vane 125 sprays is close to height
The roller surface of the first roller 121, the second roller 122, the 3rd roller 123 and four-roller 124 that speed rotates, the fiber just formed run into by force
Big air curtain, its tangential draft speed further with roller surface linear velocity, while incomplete fibrosis is molten fine again by high-pressure blast
Axially injection drawing-off, as a result fiber is more elongated.Fiber is ejected towards guipure (or collecting drum cylinder) surface of high-speed cruising, slag in pencil
The non-fiber such as ball compound is got rid of on the slag ball conveyer set to surrounding through relatively thin blast pass.In addition, the fiber of each roller is handed over
Fork phenomenon also significantly reduces.This has just greatly reinforced the slag ball separating effect of fibrosis.
The thermal source of air-heater 130 may come from melt feeding mechanism 110.Selectively, air-heater 130 may include to add
Thermal element.
In the related art, the roller that common blower fan (such as normal temperature blower fan) is rotated by vane to the high speed of multiple roll centrifuge
Wind of the wheel surface injection in environment temperature, for example, temperature is the wind of -5 DEG C to 50 DEG C (or 5 DEG C to 40 DEG C or room temperature).
However, according to the utility model, roller surface blowing hot air of the air-heater 130 by vane 125 to high speed rotation.The heat
Wind can have 400 DEG C -800 DEG C of temperature, for example, 410 DEG C -750 DEG C of temperature, 420 DEG C -700 DEG C of temperature, 430 DEG C -650
DEG C temperature, 440 DEG C -600 DEG C of temperature, 450 DEG C -580 DEG C of temperature, 460 DEG C -560 DEG C of temperature, 470 DEG C -540 DEG C
Temperature in temperature, 480 DEG C -520 DEG C, 500 DEG C -515 DEG C of temperature, or any range of these numeral restrictions, for example,
430 DEG C -580 DEG C of temperature, 460 DEG C -600 DEG C of temperature or 520 DEG C -700 DEG C temperature, etc..
In the related art, the roller that common blower fan (such as normal temperature blower fan) is rotated by vane to the high speed of multiple roll centrifuge
Wind of the wheel surface injection in environment temperature.In this case, the mineral wool melt contacts of high temperature have the centrifugation of cooling device
(such as vitreous) can be solidified with relatively fast speed after the roller surface of roller, cause fibre length shorter, fibre diameter is thicker,
And the fragility of fiber is big.
However, according to the utility model, roller surface blowing hot air of the air-heater 130 by vane 125 to high speed rotation,
The mineral wool melt of high temperature can keep plasticity in longer time after the roller surface of contact Centrifugal rolling and it is non-sclerous (i.e.
Soft condition is kept in long period), therefore, in the high speed of the first roller 121, the second roller 122, the 3rd roller 123 and four-roller 124
Rotary centrifugal force with can get rid of into longer, thinner fiber or silk under the high velocity air collective effect of vane 125.For example, can be with
Obtain a diameter of less than 8 μm, less than 7 μm, less than 6 μm, less than 5 μm even more thin mineral wool fibers, can obtain 15cm with
Upper, more than 20cm, more than 25cm, more than 30cm, more than 35cm even longer mineral wool fiber.More elongated mineral wool fiber has
The pliability of raising.
In addition, mineral wool fiber or silk that the hot blast being blown by vane 125 can be formed are through heat-treated.For example,
Crystallization can occur for the temperature for the hot blast being blown by vane 125, the mineral wool fiber or silk of formation.In such a case, it is possible to
The raw material for easily forming nucleus is added in dispensing stage so that crystalline substance can easily occur into fine stage mineral wool fiber or silk
Change.The mineral wool fiber crystallized at least in part is improved compared with the mineral wool fiber of glassy state in flexibility.
Because according to the manufacturing equipment of mineral wool of the present utility model, the thinner mineral wool fiber of diameter can be obtained, so by
Hole between the mineral wool fiber included in mineral wool product made of the mineral wool fiber diminishes, and is unfavorable for water between mineral wool fiber
Attachment or absorption.Therefore, the water imbibition of mineral wool product reduces.According to the manufacturing equipment of mineral wool of the present utility model, can save
The slightly flusher of the organic binder bond of such as phenolic resin.Mineral wool product without organic binder bond can apply to high temperature ring
Border (for example, 600 DEG C -900 DEG C environment).However, binding agent is not intended to limit according to the manufacturing equipment of mineral wool of the present utility model
Use.For example, the inorganic binders such as waterglass, aluminum phosphate, aluminum sulfate, clay, bentonite can be sprayed.
In addition, because that, according to the manufacturing equipment of mineral wool of the present utility model, the pliability of mineral wool fiber obtains
Improve, mineral wool fiber do not allow frangibility, is fractureed the environmental pollution brought so avoid or reducing mineral wool fiber.
In addition, more elongated mineral wool fiber is easily manufactured into the mineral wool system with desired heat insulation effect with relatively thin thickness
Product.Therefore, according to the manufacturing equipment of mineral wool of the present utility model, help to reduce the thickness of mineral wool product.
It is may also include according to the equipment 100 of the manufacture mineral wool of exemplary embodiment of the present utility model in multiple roll centrifuge
120 downstream is to receive the cotton collecting machine 140 of mineral wool fiber.Cotton collecting machine 140 can have gas lower compared with multiple roll centrifuge 120
Pressure.In the exemplary embodiment, the mineral wool fiber produced by boasting by vane 125 is collected into cotton collecting machine 140, cotton collecting machine 140
Bottom is provided with mobilizable foraminous conveyer, is wind chamber below guipure, by the negative pressure that wind chamber is formed that mineral wool is fine
Dimension absorption is in belt surface, then is delivered to subsequent processing.Cotton collecting machine 140 can be tiling type cotton collecting machine or pendulum type cotton collecting machine.
It is may also include according to the equipment 100 of the manufacture mineral wool of exemplary embodiment of the present utility model in cotton collecting machine 140
Downstream so that mineral wool to be processed into the device of mineral wool product, for example, conveyer, tucker, curing oven, slitter, transverse cutting unit,
Packing machine etc..
Although describing the equipment according to manufacture mineral wool of the present utility model above with reference to accompanying drawing, the utility model is not
It is limited to this.It is understood to one skilled in the art that in the case where not departing from spirit and scope of the present utility model, can be to it
Make the various changes in formal and details.
Claims (9)
1. a kind of equipment for manufacturing mineral wool, the equipment of the manufacture mineral wool includes：
Melt feeding mechanism, the melt needed for mineral wool is prepared for supply；
Multiple roll centrifuge, positioned at the downstream of melt feeding mechanism for receiving the melt and by melt from melt feeding mechanism
Mineral wool fiber is made, multiple roll centrifuge includes the multiple rollers set gradually along the flow direction of melt and is arranged on multiple rollers
Outside vane；And
Air-heater, connected with vane, for being 400 DEG C -800 DEG C of hot blast to vane supply temperature, with by vane along more
The axial direction of individual roller blows hot blast on the surface of multiple rollers.
2. the equipment of manufacture mineral wool according to claim 1, wherein, melt feeding mechanism is furnace cupola, flame furnace, electricity
Molten bath kiln or electric smelter.
3. the equipment of manufacture mineral wool according to claim 1, wherein, the melt outlet of melt feeding mechanism be located at multiple roll from
The top of the melt inlet of scheming, for directly supplying melt to multiple roll centrifuge.
4. the equipment of manufacture mineral wool according to claim 1, wherein, the equipment also includes being arranged on melt feeding mechanism
With the chute between multiple roll centrifuge, the melt for melt feeding mechanism is discharged is incorporated into multiple roll centrifuge.
5. the equipment of manufacture mineral wool according to claim 1, wherein, multiple roll centrifuge is three roller centrifuges or four-roller centrifugation
Machine.
6. the equipment of manufacture mineral wool according to claim 5, wherein, multiple roll centrifuge is four-roller centrifuge, the multiple
Roller includes the first roller, the second roller, the 3rd roller and the four-roller that are set gradually along the flow direction of melt, the first roller, the second roller,
The axial direction of 3rd roller and four-roller is parallel to each other,
First roller is higher than the second roller, the 3rd roller and four-roller, and the second roller is higher than the 3rd roller and four-roller, and the 3rd roller is higher than the 4th
Roller,
Second roller is offset to the left relative to the first roller, and the 3rd roller is offset to the right relative to the second roller, and four-roller is relative to the 3rd roller
Offset to the left.
7. the equipment of manufacture mineral wool according to claim 1, wherein, the inner surface of vane abuts the outer surface of multiple rollers.
8. the equipment of manufacture mineral wool according to claim 1, wherein, air-heater is connected to melt supply dress by air channel
Put, for receiving heat from melt feeding mechanism.
9. the equipment of manufacture mineral wool according to claim 1, wherein, the equipment also includes being under multiple roll centrifuge
Swim to receive the cotton collecting machine of mineral wool fiber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621460153.5U CN206721041U (en) | 2016-12-28 | 2016-12-28 | The equipment for manufacturing mineral wool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621460153.5U CN206721041U (en) | 2016-12-28 | 2016-12-28 | The equipment for manufacturing mineral wool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206721041U true CN206721041U (en) | 2017-12-08 |
Family
ID=60499215
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621460153.5U Active CN206721041U (en) | 2016-12-28 | 2016-12-28 | The equipment for manufacturing mineral wool |
Country Status (1)
| Country | Link |
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| CN (1) | CN206721041U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110563321A (en) * | 2019-10-21 | 2019-12-13 | 中国船舶科学研究中心（中国船舶重工集团公司第七0二研究所） | Hot air fiber forming system for rock wool production |
-
2016
- 2016-12-28 CN CN201621460153.5U patent/CN206721041U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110563321A (en) * | 2019-10-21 | 2019-12-13 | 中国船舶科学研究中心（中国船舶重工集团公司第七0二研究所） | Hot air fiber forming system for rock wool production |
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