CN105800978A - Rotary alpha gypsum powder crystallization kiln - Google Patents
Rotary alpha gypsum powder crystallization kiln Download PDFInfo
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- CN105800978A CN105800978A CN201610401987.7A CN201610401987A CN105800978A CN 105800978 A CN105800978 A CN 105800978A CN 201610401987 A CN201610401987 A CN 201610401987A CN 105800978 A CN105800978 A CN 105800978A
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- kiln body
- gypsum powder
- electric heating
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B11/00—Calcium sulfate cements
- C04B11/02—Methods and apparatus for dehydrating gypsum
- C04B11/028—Devices therefor characterised by the type of calcining devices used therefor or by the type of hemihydrate obtained
- C04B11/036—Devices therefor characterised by the type of calcining devices used therefor or by the type of hemihydrate obtained for the dry process, e.g. dehydrating in a fluidised bed or in a rotary kiln, i.e. to obtain beta-hemihydrate
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- Ceramic Engineering (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Muffle Furnaces And Rotary Kilns (AREA)
Abstract
The invention discloses a rotary alpha gypsum powder crystallization kiln. The rotary alpha gypsum powder crystallization kiln comprises a support assembly, a jacket installed on the support assembly, a kiln body arranged inside the jacket and a feeding port and a discharging port formed in the kiln body, wherein the feeding port is provided with a feeding port end cap, the discharging port is provided with a discharging port end cap, an oil conducting cavity is arranged between the jacket and the kiln body, and a plurality of sawtooth grooves protruding towards the kiln body are formed in the kiln body and penetrate through the kiln body from head to tail in the axial direction. Multiple kiln body inner supports are arranged in the oil conducting cavity, a plurality of electric heating pipes are arranged in the oil conducting cavity, are distributed in the sawtooth grooves and are electrically connected with electric sliding rings and supply power through the electric sliding rings. A plurality of electric heating pipe supports are arranged in the oil conducting cavity, and the electric heating pipes are fixed to the electric heating pipe supports. The rotary alpha gypsum powder crystallization kiln further comprises a rotary driving device, and the rotary driving device drives the jacket to rotate along the axis of the jacket. The rotary alpha gypsum powder crystallization kiln makes alpha gypsum evenly heated in the production process, reduces energy consumption and improves the production quality.
Description
Technical field
The present invention relates to Gypsum Fibrosum powder technical field of processing equipment, more specifically, relate to a kind of alpha gypsum powder and rotate crystallization.
Background technology
α Gypsum Fibrosum is alpha semi-hydrated gypsum, is a kind of high strength gypsum, and it has the advantages such as high intensity, high density, high rigidity, high flowing, is widely used in the fields such as mould, precision manufactureing, construction material.The production of α Gypsum Fibrosum is usually and desulfurated plaster is squeezed into bulk, then carries out autoclave method PROCESS FOR TREATMENT, needs to carry out the processes such as the briquetting of Gypsum Fibrosum, steam pressure, pulverizing in whole production process.
Traditional α gypsum manufacturing processes needs through steps such as briquetting, steam pressure, pulverizing, and step complexity is tediously long, and energy consumption is relatively big, and existing investment of production equipment is high, causes the production cost of α Gypsum Fibrosum to increase.At existing equipment in steam pressure process, the uneven of temperature in production equipment easily occurs, causes Gypsum Fibrosum to be heated uneven, affect the quality of production of α Gypsum Fibrosum that problem α gypsum product quality stability difference occur affect normally producing of α Gypsum Fibrosum.
Visible, how to provide α Gypsum Fibrosum to produce equipment, make α gypsum manufacturing processes is heated evenly, reduce energy consumption and promote the quality of production, be those skilled in the art's technical problems urgently to be resolved hurrily.
Summary of the invention
It is an object of the invention to provide a kind of alpha gypsum powder and rotate crystallization, make α gypsum manufacturing processes is heated evenly, reduce energy consumption and promote the quality of production.
In order to solve above-mentioned technical problem, the present invention provides following technical scheme:
A kind of alpha gypsum powder provided by the invention rotates crystallization, including: carriage assembly；It is arranged on the chuck on described carriage assembly；It is arranged on the kiln body within described chuck；One end of described kiln body arranges charging aperture, and described charging aperture is furnished with charging aperture end cap, and the other end of described kiln body arranges discharging opening, and described discharging opening is furnished with discharging opening end cap；Being provided with Oil Guide chamber between described chuck and described kiln body, described kiln body is provided with some serrated slot, described serrated slot is projecting inward to described kiln body, the head and the tail of described serrated slot through described kiln body vertically；
Described Oil Guide intracavity arranges multiple kiln body inner support, and described kiln body inner support connects described chuck and described kiln body for fixing；
Described Oil Guide intracavity arranges some electric heating tubes, and described electric heating tube is distributed in described serrated slot uniformly, and described electric heating tube electrical connection electric slip ring, described electric heating tube is powered by described electric slip ring；
Described Oil Guide intracavity arranges some electric heating tube supports, and described electric heating tube support is fixed between described kiln body and described chuck, and described electric heating tube is fixed on described electric heating tube support；
This alpha gypsum powder rotates crystallization and also includes rotating driving device, and described rotating driving device drives described chuck to rotate along the axis of described chuck on described carriage assembly.
Preferably, above-mentioned alpha gypsum powder rotates in crystallization, and described chuck arranges oil-in and oil-out, and described oil-in connects described Oil Guide chamber with oil-out.
Preferably, above-mentioned alpha gypsum powder rotates in crystallization, and described carriage assembly includes support roller, gear wheel and carrying roller, described carrying roller is fixing connects described chuck, described support roller supports described carrying roller, and described gear wheel is arranged on the both sides of described support roller, and the height of described gear wheel is higher than the height of described support roller.
Preferably, above-mentioned alpha gypsum powder rotates in crystallization, and the shape of cross section of described serrated slot is triangle, trapezoidal or semicircle.
Preferably, above-mentioned alpha gypsum powder rotates in crystallization, and described triangle, trapezoidal or semicircle are at the described kiln body 1/10-1/5 that height is described kiln body interior diameter radially.
Preferably, above-mentioned alpha gypsum powder rotates in crystallization, and described serrated slot is equilateral triangle serrated slot, the head and the tail of the described through described kiln body of equilateral triangle serrated slot straight line.
Preferably, above-mentioned alpha gypsum powder rotates in crystallization, also includes expansion slot and swivel joint, and described swivel joint is fixing connects described feed inlet end cover outer wall, and described swivel joint connects described expansion slot and described Oil Guide chamber.
Preferably, above-mentioned alpha gypsum powder rotates in crystallization, and described chuck arranges gear, and described rotating driving device drives described chuck by described gear.
Preferably, above-mentioned alpha gypsum powder rotates in crystallization, the described canned liquid of Oil Guide intracavity, solid-state or gluey heat-conducting medium.
Alpha gypsum powder provided by the invention rotates the use of crystallization: starts power supply and controls system, electric heating tube starts heating and alpha gypsum powder rotates crystallization and rotates, open charging aperture end cap, appropriate Gypsum Fibrosum material is filled from charging aperture, sealed feed inlet end cap and discharging opening end cap, alpha gypsum powder rotates the kiln body of crystallization and forms closed environment.nullThe heat that electric heating tube produces is absorbed by heat-conducting medium，The heat of heat-conducting medium passes to the dihydrate gypsum in kiln body by serrated slot，First the attached water between dihydrate gypsum is sloughed after dihydrate gypsum heat absorption，Along with dihydrate gypsum continues to absorb heat，Dihydrate gypsum can start to slough 3/2 water of crystallization contained in dihydrate gypsum molecule，The water of crystallization sloughed and attached water can make whole kiln body gradually form a saturated vapor environment，Saturated vapor environment can accelerate dihydrate gypsum and slough 3/2 water of crystallization and become semi-hydrated gypsum，Namely semi-hydrated gypsum aquation will not become dihydrate gypsum in certain temperature range，Anhydrous gypsum is become without continuing to slough 1/2 water of crystallization，Slough completely after 3/2 water of crystallization until dihydrate gypsum，Pressure release is needed to drain steam make semi-hydrated gypsum continue to dry a period of time in certain temperature range，Finally obtain dry semi-hydrated gypsum.Slough attached water, slough water of crystallization, maintain saturated steam environment and drying is required for Gypsum Fibrosum material and constantly absorbs heat from heat-conducting medium, until completing the production of α gypsum product.
Alpha gypsum powder provided by the invention rotates crystallization to be produced to produce required heat for α Gypsum Fibrosum by electric heating tube, the transmission of heat is carried out by heat-conducting medium, the rotation of in use alpha gypsum powder rotation crystallization can accelerate the flowing of heat-conducting medium, make the uniformity of temperature profile of heat-conducting medium, it is easy to alpha gypsum powder rotate material in crystallization and be heated evenly, improves the quality of production of α Gypsum Fibrosum.Owing to electric heating tube itself is easy to control, the heat of generation can need to adjust constantly according to heat, and heat-conducting medium has good heat conductive, makes heat utilization ratio improve, and saves the energy.
Accompanying drawing explanation
In order to be illustrated more clearly that the technical scheme in the embodiment of the present invention, below the accompanying drawing used required during embodiment is described is briefly described, apparently, for those of ordinary skills, under the premise not paying creative work, it is also possible to obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the basic structure schematic diagram that the alpha gypsum powder that the embodiment of the present invention provides rotates crystallization；
Fig. 2 is the profile that the alpha gypsum powder that the embodiment of the present invention provides rotates the A-A direction of crystallization；
Fig. 3 is the profile that the alpha gypsum powder that the embodiment of the present invention provides rotates the B-B direction of crystallization；
Fig. 4 is the profile that the alpha gypsum powder that the embodiment of the present invention provides rotates the C-C direction of crystallization；
Fig. 5 is the kiln body deployed configuration schematic diagram that the embodiment of the present invention provides.
Wherein:
1-expansion slot, 2-swivel joint, 3-charging aperture end cap, 4-charging aperture, 5-oil-in, 6-chuck, 7-kiln body, 8-kiln body inner support, 9-electric heating tube support, 10-electric heating tube, 11-discharging opening, 12-discharging opening end cap, 13-electric slip ring, 14-oil-out, 15-serrated slot, 16-carrying roller, 17-support roller, 18-gear wheel, 19-rotating driving device, 20-Oil Guide chamber.
Detailed description of the invention
A kind of alpha gypsum powder that the embodiment of the present invention provides rotates crystallization, makes to be heated evenly in α gypsum manufacturing processes, reduces energy consumption and promotes the quality of production.
In order to make those skilled in the art be more fully understood that the technical scheme in the embodiment of the present invention, and it is understandable to enable the above-mentioned purpose of the embodiment of the present invention, feature and advantage to become apparent from, below in conjunction with accompanying drawing, the technical scheme in the embodiment of the present invention is described in further detail.
With reference to accompanying drawing 1, the alpha gypsum powder that the figure shows the embodiment of the present invention provides rotates the basic structure of crystallization.
The alpha gypsum powder that the embodiment of the present invention provides rotates crystallization, for the steam pressure of Gypsum Fibrosum, including carriage assembly, chuck 6 and kiln body 7, wherein:
Chuck 6 is arranged on carriage assembly, and carriage assembly is used for supporting alpha gypsum powder and rotates crystallization and facilitate it to install and use；Oil Guide chamber 20 it is provided with between chuck 6 and kiln body 7；Kiln body 7 is arranged on the inside of chuck 6, and one end of kiln body 7 arranges charging aperture 4, and charging aperture 4 is furnished with charging aperture end cap 3, and the other end of kiln body 7 arranges discharging opening 11, and discharging opening 11 is furnished with discharging opening end cap 12；
Arranging multiple kiln body inner support 8 in Oil Guide chamber 20, kiln body inner support 8 connects chuck 6 and kiln body 7 for fixing；
Arranging some serrated slot 15 in kiln body 7, arrange some electric heating tubes 10 in Oil Guide chamber 20, electric heating tube 10 is distributed in Oil Guide chamber 20 uniformly, preferably, electric heating tube 10 is arranged in serrated slot 15, and electric heating tube 10 electrically connects electric slip ring 13, and electric heating tube 10 is powered by electric slip ring 13；
Arranging some electric heating tube supports 9 in Oil Guide chamber 20, the fixing electric heating tube support 9 that connects of electric heating tube 10, electric heating tube support 9 is fixing connects kiln body 7；
This alpha gypsum powder rotates crystallization and also includes rotating driving device 19, and rotating driving device 19 drives chuck 6 to rotate along the axis of chuck 6 on carriage assembly.
Owing to kiln body 7 is different with the internal diameter size of chuck 6, can forming Oil Guide chamber 20, Oil Guide chamber 20 is used for filling heat-conducting medium, and heat-conducting medium can be liquid, solid-state or gluey heat-conducting medium.Chuck 6 arranges oil-in 5 and oil-out 14, oil-in 5 all connects Oil Guide chamber 20 with oil-out 14, the oil-in 5 arranged on chuck 6 and oil-out 14 are for the interpolation of heat-conducting medium and discharge, it is preferred that two ends that oil-in 5 and oil-out 14 are respectively provided with and being oppositely arranged, as shown in Figure 1.
The charging aperture 4 at kiln body 7 two ends and discharging opening 11 are used for interpolation and the discharge of material, sealing for convenience of kiln body 7, configure charging aperture end cap 3 at charging aperture 4 place, go out to configure discharging opening end cap 12, charging aperture end cap 3 and discharging opening end cap 12 at discharging opening 11 and be respectively articulated with kiln body 7.
The setting of embodiment of the present invention medium-height trestle assembly, ensure that alpha gypsum powder rotates crystallization and easily realizes the inclination of kiln body 7 when mounted, described inclination refers to that alpha gypsum powder rotates the feed inlet end of crystallization higher than discharge port end, the inclination of kiln body 7 contributes to the discharge of material in kiln body 7, is favorably improved production efficiency.Preferably, alpha gypsum powder rotates crystallization angle of inclination is 1 °.
Arranging electric heating tube 10 in Oil Guide chamber 20, electric heating tube 10 is fixed in Oil Guide chamber 20, and for the heating of heat-conducting medium in Oil Guide chamber 20, electric heating tube 10 realizes power supply and the control of electric heating tube 10 by electric slip ring 13 and cable.For preventing from rotating electric heating tube 10 appearance deformation in crystallization use procedure at alpha gypsum powder, electric heating tube support 9 is set in Oil Guide chamber 20, electric heating tube support 9 is a kind of circulus, its cross section structure is as shown in Figure 2, electric heating tube 10 is located on electric heating tube support 9, electric heating tube support 9 is fixing connects kiln body 7 outer wall or chuck 6 inwall, electric heating tube 10 is had fixing supporting role by electric heating tube support 9, simultaneously, in time using liquid heat-conducting medium in Oil Guide chamber 20, rotation along with kiln body 7, heat-conducting medium is had stirring action by electric heating tube support 9, heat-conducting medium is made fully to flow, it is that heat transmission is more uniform.The quantity of electric heating tube support 9 is generally no less than 3, it is preferred to 5, be evenly distributed in Oil Guide chamber 20.
Kiln body inner support 8 is set in Oil Guide chamber 20, ensure the relative fastness between kiln body 7 and chuck 6, kiln body inner support 8 is a kind of circulus, its cross section structure is referring to accompanying drawing 3, the medial surface of kiln body inner support 8 is fixing connects kiln body 7, the lateral surface of kiln body inner support 8 fixes the inwall connecting chuck 6, kiln body 7 is had fixing supporting role by kiln body inner support 8, liquid heat-conducting medium in Oil Guide chamber 20 is had stirring action by kiln body inner support 8 simultaneously, make heat-conducting medium fully flow, be that heat transmission is more uniform.The usage quantity of kiln body inner support 8 is generally not less than 2, it is preferred that be respectively provided with a kiln body inner support 8 at 1/3 and 2/3 place of kiln body 7.
Arranging serrated slot 15 in kiln body 7, serrated slot 15 is to prominent in kiln body 7, and serrated slot 15 through kiln body vertically head and the tail, serrated slot 15 is distributed in kiln body 7 uniformly.The cross sectional shape of serrated slot 15 can be triangle, the shape such as trapezoidal, circular, it is preferred to triangular sawtooth groove, triangular sawtooth groove is evenly distributed in kiln body 7, and its distributed cross-section is as shown in Figure 4.
Rotating driving device 19 is used for driving alpha gypsum powder to rotate crystallization and rotates, and rotating driving device 19 can adopt gear drive or chain drive, it is preferable that gear drive.Generally, certain sheathed gear on chuck 6, this gear is fixing with chuck 6 to be connected, and arranges a gear supporting with said gear at rotating driving device 19 in the chuck place of being in transmission connection, and namely can complete rotating driving device 19 and drive alpha gypsum powder to rotate crystallization rotation.
Alpha gypsum powder provided by the invention rotates the use of crystallization: alpha gypsum powder rotates the height height higher than discharge port end of the feed inlet end of crystallization, start power supply and control system, electric heating tube 10 starts heating and alpha gypsum powder rotates crystallization and rotates, open charging aperture end cap 3, proper amount of Gypsum Fibrosum material is filled from charging aperture 4, sealed feed inlet end cap 3 and discharging opening end cap 3, alpha gypsum powder rotates the kiln body 7 of crystallization and forms closed environment, carry out α gypsum crystallization production, opening discharging opening end cap 3 after production completes, material is discharged from discharging opening 11.
Alpha gypsum powder provided by the invention rotates crystallization to be produced to produce required heat for α Gypsum Fibrosum by electric heating tube 10, the transmission of heat is carried out by heat-conducting medium, alpha gypsum powder rotates crystallization rotation in use can accelerate the flowing of heat-conducting medium, make the uniformity of temperature profile of heat-conducting medium, it is easy to alpha gypsum powder rotate material in crystallization and be heated evenly, improves the quality of production of α Gypsum Fibrosum.Owing to electric heating tube 10 itself is easy to control, the heat of generation can need to adjust constantly according to heat, and heat-conducting medium has good heat conductive, makes heat utilization ratio improve, and saves the energy.The 1/2-2/3 that the general injection rate of heat-conducting medium is Oil Guide chamber 20 capacity in Oil Guide chamber 20, preferably 2/3, ensure that having enough heat-conducting mediums makes consumption, ensure again that heat-conducting medium has the flowing space of abundance simultaneously, be conducive to the uniform heat distribution of heat-conducting medium, promote that alpha gypsum powder rotates material in crystallization and is heated evenly.
Embodiment of the present invention medium-height trestle assembly is can to rotate the rotatably supported simple bracing frame of crystallization for alpha gypsum powder, as included the carrier base being available for installing and using, carrier base arranges the axle sleeve of sheathed chuck 6, and chuck 6 can rotate in axle sleeve domestic demand.The quantity of carriage assembly is generally no less than two, it is preferred that be respectively provided with mounting bracket assembly at 1/3 and 2/3 place of chuck 6.Because alpha gypsum powder rotates crystallization, there is when installing and using certain inclination angle, for further optimisation technique scheme, the carriage assembly provided in the embodiment of the present invention includes support roller 17, gear wheel 18 and carrying roller 16, carrying roller 16 is fixedly installed on chuck 6, support roller 17 and carrying roller 16 with the use of, not only can support chuck 6 but also chuck 6 and support roller 17 can be allowed to relatively rotate, a gear wheel 18 it is respectively provided with in the two sides of support roller 17, the height of gear wheel 18 is higher than the height of support roller 17, carrying roller 16 there is barrier effect, prevent the rotation that alpha gypsum powder rotates crystallization from causing a deviation from support roller 17, protective effect is had to rotating the alpha gypsum powder rotation crystallization used.
It is triangle, the shape such as trapezoidal or semicircle that the alpha gypsum powder that the embodiment of the present invention provides rotates the shape of cross section of the serrated slot in crystallization, preferred equilateral triangle serrated slot, triangular sawtooth groove and cross section are the serrated slot of equilateral triangle, and the drift angle of serrated slot 15 extends toward the center of kiln body 7.Namely serrated slot 15 selects the triangle serrated slot that trough rim is equal, and the drift angle of serrated slot 15 is 60 °, selects the serrated slot 15 of equilateral triangle to contribute to the uniform transmission of heat, it is ensured that kiln body 7 is heated evenly.For further optimisation technique scheme, electric heating tube 10 is arranged on the position at serrated slot 15 center, and extends along with serrated slot 15 moves towards trend.
Serrated slot 15 can laterally, radially, the form of spiral or its combination is arranged in kiln body 7.Installation for convenience of electric heating tube 10, the head and the tail of the preferred through kiln body 7 of serrated slot 15 straight line, namely each serrated slot 15 is parallel to the axis of kiln body 7, with reference to accompanying drawing 5, this figure is the expanded view of kiln body 7 in the embodiment of the present invention, when illustrating serrated slot 15 for triangular sawtooth groove, its arrangement in kiln body 7, but the arrangement mode provided in the present embodiment is not provided, the head and the tail of kiln body 7 as through in serrated slot 15 straight line, or, the head and the tail of the through kiln body 7 of serrated slot 15 spiral, or, serrated slot 15 straight line and spiral combine the head and the tail of through kiln body 7, when straight line and spiral combination, its length respectively can arbitrarily select as required.The selection of serrated slot 15 can alpha gypsum powder rotate crystallization rotate use in kiln body 7 in material have toggle action, being easy in kiln body 7 material is distributed uniformly, and the selection of serrated slot 15 can increase the heating surface area of kiln body 7, improve heating material efficiency in kiln body 7.The height of serrated slot 15 selects according to the interior diameter of kiln body 7, it is generally no greater than the interior diameter 1/5 of kiln body 7, the 1/10-1/5 of the interior diameter that height is kiln body 7 of preferred serrated slot 15, namely triangle, trapezoidal or semicircular serrated slot is at the 1/10-1/5 of kiln body 7 interior diameter that height is kiln body 7 radially.
Electric heating tube 10 is placed in heat-conducting medium, it is possible to effectively reduce the transmittance process of heat, improves electrolysis heat pipe and produces the utilization rate of heat.Each electric heating tube 10 is electrically connected electric slip ring 13, realize the independent control of each electric heating tube 10, as selected to use the radical of electric heating tube 10 as required, select to use the heat time heating time of electric heating tube 10, can realize accurately setting and in kiln body 7, use temperature, it is easy to control α gypsum crystallization temperature, controls the quality of production of α Gypsum Fibrosum.The alpha gypsum powder provided in the embodiment of the present invention rotates in crystallization and arranges 14 electric heating tubes 10, and described 14 electric heating tubes 10 are electrically connected described electric slip ring, it is possible to achieve the batch (-type) of electric heating tube 10 and compartment control.15,14 serrated slot 15 of 14 serrated slot are set in kiln body 7 accordingly and are distributed in kiln body 7 uniformly, as shown in Figure 4.
Alpha gypsum powder provided by the invention rotates the Oil Guide chamber 20 of crystallization and is used for filling heat-conducting medium, preferred conduction oil, heat-conducting oil excellent in efficiency, rapid heat dissipation, heat stability is fine, but the use safety of crystallization is rotated in order to improve alpha gypsum powder, alpha gypsum powder rotates and also configures that expansion slot 1 and swivel joint 2 outside crystallization, the setting height(from bottom) of expansion slot 1 is higher than alpha gypsum powder and rotates the height of crystallization, swivel joint 2 is arranged on charging aperture end cap 3 outer wall, general swivel joint 2 connects charging aperture end cap 3 by flange is fixing, expansion slot 1 is connected with Oil Guide chamber 20 by swivel joint 2.
Each embodiment in this specification all adopts the mode gone forward one by one to describe, between each embodiment identical similar part mutually referring to, what each embodiment stressed is the difference with other embodiments.
Invention described above embodiment, is not intended that limiting the scope of the present invention.Any amendment, equivalent replacement and improvement etc. made within the spirit and principles in the present invention, should be included within protection scope of the present invention.
Claims (9)
1. alpha gypsum powder rotates a crystallization, including: carriage assembly；It is arranged on the chuck on described carriage assembly；It is arranged on the kiln body within described chuck；One end of described kiln body arranges charging aperture, and described charging aperture is furnished with charging aperture end cap, and the other end of described kiln body arranges discharging opening, and described discharging opening is furnished with discharging opening end cap；It is characterized in that, be provided with Oil Guide chamber between described chuck and described kiln body, described kiln body is provided with some serrated slot, and described serrated slot is projecting inward to described kiln body, the head and the tail of described serrated slot through described kiln body vertically；
Described Oil Guide intracavity arranges multiple kiln body inner support, and described kiln body inner support connects described chuck and described kiln body for fixing；
Described Oil Guide intracavity arranges some electric heating tubes, and described electric heating tube is distributed in described serrated slot uniformly, and described electric heating tube electrical connection electric slip ring, described electric heating tube is powered by described electric slip ring；
Described Oil Guide intracavity arranges some electric heating tube supports, and described electric heating tube support is fixed between described kiln body and described chuck, and described electric heating tube is fixed on described electric heating tube support；
This alpha gypsum powder rotates crystallization and also includes rotating driving device, and described rotating driving device drives described chuck to rotate along the axis of described chuck on described carriage assembly.
2. alpha gypsum powder according to claim 1 rotates crystallization, it is characterised in that arranging oil-in and oil-out on described chuck, described oil-in connects described Oil Guide chamber with oil-out.
3. alpha gypsum powder according to claim 1 rotates crystallization, it is characterized in that, described carriage assembly includes support roller, gear wheel and carrying roller, described carrying roller is fixing connects described chuck, described support roller supports described carrying roller, described gear wheel is arranged on the both sides of described support roller, and the height of described gear wheel is higher than the height of described support roller.
4. alpha gypsum powder according to claim 1 rotates crystallization, it is characterised in that the shape of cross section of described serrated slot is triangle, trapezoidal or semicircle.
5. alpha gypsum powder according to claim 4 rotates crystallization, it is characterised in that described triangle, trapezoidal or semicircle are at the described kiln body 1/10-1/5 that height is described kiln body interior diameter radially.
6. alpha gypsum powder according to claim 1 rotates crystallization, it is characterised in that described serrated slot is equilateral triangle serrated slot, the head and the tail of the described through described kiln body of equilateral triangle serrated slot straight line.
7. the alpha gypsum powder according to claim 1-6 any one rotates crystallization, it is characterized in that, also including expansion slot and swivel joint, described swivel joint is fixing connects described feed inlet end cover outer wall, and described swivel joint connects described expansion slot and described Oil Guide chamber.
8. alpha gypsum powder according to claim 7 rotates crystallization, it is characterised in that arrange gear on described chuck, and described rotating driving device drives described chuck by described gear.
9. the alpha gypsum powder according to claim 1-6 any one rotates crystallization, it is characterised in that the described canned liquid of Oil Guide intracavity, solid-state or gluey heat-conducting medium.
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| CN107954619A (en) * | 2017-11-14 | 2018-04-24 | 湖南昌迅科技环保股份有限公司 | A kind of fixed crystallization device |
| CN107986653A (en) * | 2017-11-14 | 2018-05-04 | 湖南昌迅科技环保股份有限公司 | A kind of continuous preparation system of the walking-beam kiln of alpha gypsum powder and application method |
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| CN107954619A (en) * | 2017-11-14 | 2018-04-24 | 湖南昌迅科技环保股份有限公司 | A kind of fixed crystallization device |
| CN107986653A (en) * | 2017-11-14 | 2018-05-04 | 湖南昌迅科技环保股份有限公司 | A kind of continuous preparation system of the walking-beam kiln of alpha gypsum powder and application method |
| CN107879652B (en) * | 2017-11-14 | 2023-04-28 | 湖南昌迅科技环保股份有限公司 | Liquid water separator of rotary crystallization kiln |
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