CN112919838B - Calcining equipment for gypsum powder - Google Patents
Calcining equipment for gypsum powder Download PDFInfo
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- CN112919838B CN112919838B CN202110319568.XA CN202110319568A CN112919838B CN 112919838 B CN112919838 B CN 112919838B CN 202110319568 A CN202110319568 A CN 202110319568A CN 112919838 B CN112919838 B CN 112919838B
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- feeding
- gypsum powder
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- 238000001354 calcination Methods 0.000 title claims abstract description 115
- 229910052602 gypsum Inorganic materials 0.000 title claims abstract description 71
- 239000010440 gypsum Substances 0.000 title claims abstract description 71
- 239000000843 powder Substances 0.000 title claims abstract description 70
- 230000005540 biological transmission Effects 0.000 claims abstract description 57
- 238000010438 heat treatment Methods 0.000 claims abstract description 47
- 238000005192 partition Methods 0.000 claims abstract description 35
- 238000001035 drying Methods 0.000 claims abstract description 28
- 230000017525 heat dissipation Effects 0.000 claims abstract description 16
- 238000012545 processing Methods 0.000 claims abstract description 3
- 230000007306 turnover Effects 0.000 claims description 9
- 230000000149 penetrating effect Effects 0.000 claims description 7
- 238000012856 packing Methods 0.000 claims description 4
- 239000002994 raw material Substances 0.000 abstract description 2
- 239000002817 coal dust Substances 0.000 description 9
- 239000003245 coal Substances 0.000 description 7
- WYTGDNHDOZPMIW-RCBQFDQVSA-N alstonine Natural products C1=CC2=C3C=CC=CC3=NC2=C2N1C[C@H]1[C@H](C)OC=C(C(=O)OC)[C@H]1C2 WYTGDNHDOZPMIW-RCBQFDQVSA-N 0.000 description 6
- PASHVRUKOFIRIK-UHFFFAOYSA-L calcium sulfate dihydrate Chemical compound O.O.[Ca+2].[O-]S([O-])(=O)=O PASHVRUKOFIRIK-UHFFFAOYSA-L 0.000 description 5
- 238000010276 construction Methods 0.000 description 4
- 230000035939 shock Effects 0.000 description 3
- 230000032258 transport Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000003670 easy-to-clean Effects 0.000 description 2
- 238000005265 energy consumption Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000004064 recycling Methods 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 238000000638 solvent extraction Methods 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 239000010883 coal ash Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009700 powder processing Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000004071 soot Substances 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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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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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Furnace Details (AREA)
- Feeding, Discharge, Calcimining, Fusing, And Gas-Generation Devices (AREA)
Abstract
The invention discloses gypsum powder calcining equipment which comprises a calcining box, wherein a pre-drying feeding device is arranged at the top of one side of the calcining box, and the calcining box is internally divided into a heating cavity and a calcining cavity by a heat-conducting partition plate; a heat drying calcining device is arranged in the calcining cavity and comprises a plurality of heat dissipation plates, and the bottom of each heat dissipation plate is provided with an adjusting part; the bottom of the heat-drying calcining device is provided with a wind power calcining device, the wind power calcining device comprises a wind power transmission part and a thermal power part, the thermal power part is arranged on one side of the heat-conducting partition plate, the wind power transmission part is arranged at the bottom of the heat-drying calcining device, the side wall of the heating cavity is provided with a transmission pipeline, and the transmission pipeline is used for transmitting hot air exhausted from the heating cavity to the pre-drying feeding device and the wind power transmission part. The invention is a calcining equipment which can recycle exhaust heat, is convenient for separating raw material and clinker, avoids pollution of gypsum powder and has high processing quality.
Description
Technical Field
The invention mainly relates to the technical field of gypsum powder processing, in particular to gypsum powder calcining equipment.
Background
The gypsum powder needs to be calcined during processing, and the water in the gypsum powder can be removed by calcination, so that the subsequent use of the gypsum powder is facilitated.
According to the gypsum powder calcining furnace provided by the patent document with the application number of CN201020123369.9, the gypsum powder calcining furnace comprises a furnace body, wherein the middle of the furnace body is divided into two parts by a vertical partition plate, and the bottoms of the two parts are communicated; the settling chamber is arranged at the upper end of the furnace body; a feed inlet is formed in one side of the lower end of the settling chamber, and a discharge outlet is formed in the upper end of the calcining chamber of the furnace body; one end of the heat exchanger pipeline is provided with a heat exchange medium inlet, the other end of the heat exchanger pipeline is provided with a heat exchange medium outlet, the heat exchange medium inlet is fixed on one side of the bottom of the calcining chamber, and the heat exchange medium outlet is fixed on the other side of the bottom of the calcining chamber; the air distribution box is arranged at the bottom end of the furnace body and is connected with the calcining chamber through an air distribution plate. The product is easy to clean and has low energy consumption.
The product in the patent is easy to clean and has low energy consumption, but is not beneficial to the reutilization of the exhaust heat of the furnace body, and is not convenient for the separation between raw materials and clinker.
Disclosure of Invention
The invention mainly provides equipment for calcining gypsum powder, which is used for solving the technical problems in the background technology.
The technical scheme adopted by the invention for solving the technical problems is as follows:
the calcining equipment for the gypsum powder comprises a calcining box, wherein a pre-drying feeding device is arranged at the top of one side of the calcining box, and the calcining box is internally divided into a heating cavity and a calcining cavity by a heat-conducting partition plate;
a heat drying and calcining device is arranged in the calcining cavity and comprises a plurality of heat dissipation plates which are obliquely arranged and connected with the heat conduction partition plates, and the bottom of each heat dissipation plate is provided with an adjusting part for limiting falling of gypsum powder;
the bottom of the hot baking and calcining device is provided with a wind power calcining device, the wind power calcining device comprises a wind power transmission part and a thermal part, the thermal part is arranged on one side of the heat conduction partition plate and is used for radiating heat on the heat conduction partition plate to form a hot chamber, and the wind power transmission part is arranged at the bottom of the hot baking and calcining device and is used for transmitting the gypsum powder treated by the hot baking and calcining device into the thermal part;
the side wall of the heating cavity is provided with a transmission pipeline, and the transmission pipeline is used for transmitting hot air exhausted from the heating cavity to the pre-drying feeding device and the wind power transmission component.
Preferably, the feed arrangement that dries by the fire in advance includes the feeding case, the feeding case is fixed at the case lateral wall that burns, the feeding incasement is equipped with the heat-conducting plate that dries by the fire in advance that is used for the gesso to preheat, it is equipped with the runner part to dry by the fire in advance the heat-conducting plate bottom, be equipped with the vibrations part that is used for the gesso thermally equivalent feeding on the heat-conducting plate that dries by the fire in advance, vibrations part includes feeding backing plate and shock dynamo, four springs, four are connected to feeding backing plate bottom the spring bottom all connects the heat-conducting plate that dries by the fire in advance, the heat-conducting plate that dries by the fire in advance is connected to the shock dynamo bottom, the feeding backing plate is connected to the shock dynamo output. In the preferred embodiment, the feeding of the gypsum powder is facilitated by the vibrating member while the uniform preheating of the gypsum powder is facilitated.
Preferably, the flow channel part comprises two baffle plates, the two baffle plates are fixed on the inner wall of the feeding box, the top parts of the two baffle plates are connected with the pre-drying heat conducting plate, a plurality of upper air flow plates and lower air flow plates are arranged between the two baffle plates, the upper air flow plates are connected with the bottom parts of the pre-drying heat conducting plate, the lower air flow plates are connected with the inner wall of the feeding box, and the side wall of the feeding box is in through connection with the transmission pipeline. In the preferred embodiment, the pre-bake heat-conducting plate is heated by hot air facilitated by the flow-path member.
Preferably, locate feed tank bottoms portion is used for the feed unit of the case of calcining of gypsum powder immigration after will drying in advance, feed unit includes the inlet pipe, inlet pipe lateral wall through connection feed tank bottoms portion, inlet pipe one end extends to in the case of calcining, driving motor is connected to the inlet pipe other end, the auger is connected to the driving motor output through the inlet pipe. In the preferred embodiment, the movement of the pre-baked landplaster into the calcination oven is facilitated by the feeding member.
Preferably, the adjusting part includes returning face plate and spacing, the articulated case inner wall that calcines of returning face plate one end, the returning face plate bottom is equipped with two angle modulation platforms, spacing runs through the case side wall contact angle modulation platform of calcining, connect the pneumatic cylinder on the spacing, the pneumatic cylinder output runs through spacing and connects the case outer wall of calcining. In the preferred embodiment, the control of the baking time of the landplaster is facilitated by the adjustment of the components.
Preferably, the wind power transmission part comprises a first blower, the bottom of the first blower is fixed on the bottom surface, the output end of the first blower is connected with an air inlet pipe, the side wall of the air inlet pipe is in through connection with a transmission pipeline, and a wind power transmission assembly is arranged at one end of the air inlet pipe. In the preferred embodiment, the wind power transmission of the gypsum powder is facilitated through the wind power transmission component, meanwhile, the airflow stirring of the gypsum powder is facilitated, the gypsum powder is more uniformly calcined, and the air inlet of the wind power transmission component is mixed with the hot air transmitted by the transmission pipe to form the transmission airflow, so that the heat can be recycled.
Preferably, the wind power transmission assembly comprises a collecting pipe and a partition plate, the partition plate is fixed on the inner wall of the calcining box and used for partitioning the thermal calcining device and the thermal part, two ends of the collecting pipe are respectively communicated with the partition plate and the air inlet pipe, and the collecting pipe is provided with a collecting hole. In the preferred embodiment, the collection and transfer of the thermally calcined landplaster to the thermal unit is facilitated by a pneumatic transfer assembly.
Preferably, the heat distribution part comprises a plurality of serpentine radiating pipes, and the serpentine radiating pipes are all connected with the side wall of the heat conducting partition plate. In the preferred embodiment, the serpentine pipe facilitates adequate thermal dissipation of the thermally conductive baffles.
Preferably, locate the heating block that is used for heating heat conduction baffle in the heating chamber, the heating block includes heater and second air-blower, the heater is fixed in heating intracavity wall bottom, the second air-blower is fixed at the case lateral wall of calcining, second air-blower output through connection case of calcining. In the preferred embodiment, the heating component is used for facilitating the heating of the pulverized coal so as to enable the pulverized coal to be combusted, and the second air blower is used for generating air flow so as to enable the pulverized coal to be suspended and combusted in the heating cavity to sufficiently heat the heat-conducting partition plate.
Preferably, the side wall of the calcining box is provided with a separating component for treating hot gas discharged from the heating cavity, the separating component comprises a cyclone separator, the cyclone separator is connected with the calcining box in an air inlet through mode, and the exhaust end of the cyclone separator is connected with a transmission pipeline. In the preferred embodiment, the cyclone separator can separate the soot from the air when the gas is exhausted from the heating chamber.
Compared with the prior art, the invention has the beneficial effects that:
according to the invention, the gypsum powder is conveniently fed and uniformly preheated through the vibration component, the pre-drying heat-conducting plate is conveniently heated by hot air through the flow passage component, the pre-dried gypsum powder is conveniently moved into the calcining box through the feeding component, the gypsum powder is conveniently and fully calcined through the cooperation of the thermal drying calcining device in the calcining cavity and the wind power calcining device, the thermal drying calcining time of the gypsum powder is conveniently controlled through the adjusting component in the thermal drying calcining device, the heat dissipation of the heat-conducting partition plate is conveniently and fully performed through the serpentine radiating pipe in the wind power calcining device, the wind power transmission component is convenient for wind power transmission of the gypsum powder and stirring of the airflow of the gypsum powder, the gypsum powder is more uniformly calcined, the air inlet of the wind power transmission component and the hot air transmitted by the transmission pipe are mixed to form the transmission airflow so as to be convenient for recycling heat, and the gypsum powder after thermal drying is conveniently collected and transmitted to the thermal power component through the wind power transmission component, the heating part is convenient for heating the pulverized coal so as to enable the pulverized coal to be combusted, the second air blower generates air flow to enable the pulverized coal to be suspended and combusted in the heating cavity so as to fully heat the heat-conducting partition plate, the cyclone separator can separate the pulverized coal and air when gas in the heating cavity is discharged, and hot air can enter the flow channel part and the wind power transmission part through the transmission pipeline so as to be convenient for recycling of heat energy.
The invention will be explained in detail below with reference to the drawings and specific embodiments.
Drawings
FIG. 1 is an isometric view of the overall construction of the present invention;
FIG. 2 is an isometric view of the internal structure of the present invention;
FIG. 3 is an isometric view of the adjustment member construction of the present invention;
FIG. 4 is an isometric view of the wind power transmission assembly construction of the present invention;
FIG. 5 is a side view of the adjustment member construction of the present invention;
FIG. 6 is a side view of the structure of the pre-bake feeding device of the present invention;
fig. 7 is a side view of the overall structure of the present invention.
Description of the drawings: 1. calcining the box; 11. a thermally conductive spacer; 12. a heating cavity; 13. a calcination chamber; 2. a pre-baking feeding device; 21. a feeding box; 22. pre-baking the heat-conducting plate; 23. a flow path member; 231. a baffle plate; 232. an upper air flow plate; 233. a lower airflow plate; 24. a vibration member; 241. feeding a base plate; 242. vibrating a motor; 243. a spring; 25. a feeding member; 251. a feed pipe; 252. a drive motor; 253. a packing auger; 3. a thermal roasting and calcining device; 31. a heat dissipation plate; 32. an adjustment member; 321. a turnover plate; 3211. an angle adjusting table; 322. a limiting frame; 323. a hydraulic cylinder; 4. a wind power calcining device; 41. a wind power transmission component; 411. a first blower; 412. an air inlet pipe; 413. a wind power transmission assembly; 4131. a collection pipe; 4132. a partition plate; 4133. a collection well; 42. a thermal component; 421. a serpentine radiating pipe; 5. a transport pipeline; 51. a heating member; 511. a heater; 512. a second blower; 52. a separating member; 521. a cyclone separator.
Detailed Description
In order to facilitate an understanding of the invention, the invention will now be described more fully hereinafter with reference to the accompanying drawings, in which several embodiments of the invention are shown, but which may be embodied in different forms and not limited to the embodiments described herein, but which are provided so as to provide a more thorough and complete disclosure of the invention.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may be present, and when an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present, as the terms "vertical", "horizontal", "left", "right" and the like are used herein for descriptive purposes only.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs, and the knowledge of the terms used herein in the specification of the present invention is for the purpose of describing particular embodiments and is not intended to limit the present invention, and the term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.
Referring to fig. 1, 6 and 7, in a preferred embodiment of the present invention, a gypsum powder calcining apparatus includes a calcining box 1, a pre-baking feeding device 2 is disposed at a top of one side of the calcining box 1, and the calcining box 1 is divided into a heating cavity 12 and a calcining cavity 13 by a heat-conducting partition 11; the pre-baking feeding device 2 comprises a feeding box 21, the feeding box 21 is fixed on the side wall of the calcining box 1, a pre-baking heat-conducting plate 22 used for preheating gypsum powder is arranged in the feeding box 21, a flow passage part 23 is arranged at the bottom of the pre-baking heat-conducting plate 22, a vibration part 24 used for uniformly heating and feeding gypsum powder is arranged on the pre-baking heat-conducting plate 22, the vibration part 24 comprises a feeding backing plate 241 and a vibration motor 242, the bottom of the feeding backing plate 241 is connected with four springs 243, the bottom of the springs 243 are connected with the pre-baking heat-conducting plate 22, the bottom of the vibration motor 242 is connected with the pre-baking heat-conducting plate 22, the output end of the vibration motor 242 is connected with the feeding backing plate 241, the flow passage part 23 comprises two baffles 231, two baffles 231 are fixed on the inner wall of the feeding box 21, two baffles 231 are connected with the top of the pre-baking heat-conducting plate 22, and two baffles 231 are provided with a plurality of upper airflow plates 232 and lower airflow plates 233, the plurality of upper air flow plates 232 are connected with the bottom of the pre-baking heat conduction plate 22, the plurality of lower air flow plates 233 are connected with the inner wall of the feeding box 21, the side wall of the feeding box 21 is in through connection with the transmission pipeline 5, the feeding part 25 is arranged at the bottom of the feeding box 21 and used for moving pre-baked gypsum powder into the calcining box 1, the feeding part 25 comprises a feeding pipe 251, the side wall of the feeding pipe 251 is in through connection with the bottom of the feeding box 21, one end of the feeding pipe 251 extends into the calcining box 1, the other end of the feeding pipe 251 is connected with a driving motor 252, and the output end of the driving motor 252 penetrates through the feeding pipe 251 and is connected with an auger 253.
It should be noted that in this embodiment, the hot air enters the cavity formed between the two baffles 231 in the feeding box 21 through the transmission pipeline 5 to heat the pre-drying heat conducting plate 22, the gypsum powder is preheated after entering through the inlet of the feeding box 21,
further, the vibration motor 242 is started, the output end of the vibration motor 242 drives the feeding base plate 241 to vibrate, gypsum powder uniformly moves and is preheated on the feeding base plate 241, the pre-dried gypsum powder enters the feeding pipe 251, the driving motor 252 is started, the output end of the driving motor 252 drives the packing auger 253 to rotate, and the packing auger 253 transports the gypsum powder into the calcining box 1 and falls through a hole at the bottom of the feeding pipe 251.
Referring to fig. 2-5 again, in another preferred embodiment of the present invention, a thermal calcination device 3 is disposed in the calcination chamber 13, the thermal calcination device 3 includes a plurality of heat dissipation plates 31 disposed obliquely and connected to the heat conductive partition 11, and a regulating member 32 for limiting the falling of gypsum powder is disposed at the bottom of each heat dissipation plate 31; regulating part 32 includes returning face plate 321 and spacing frame 322, the articulated 1 inner wall of case of calcining of returning face plate 321 one end, returning face plate 321 bottom is equipped with two angle modulation platforms 3211, spacing frame 322 runs through 1 lateral wall contact angle modulation platform 3211 of case of calcining, connect pneumatic cylinder 323 on the spacing frame 322, the pneumatic cylinder 323 output runs through spacing frame 322 and connects 1 outer wall of case of calcining.
In this embodiment, the falling gypsum powder slides down through the heat dissipating plate 31, and at this time, the heat dissipating plate 31 calcines the gypsum powder,
furthermore, the hydraulic cylinder 323 is opened, the output end of the hydraulic cylinder 323 drives the limiting frame 322 to slide, and the limiting frame 322 drives the turnover plate 321 to rotate around the hinged position thereof, so that the inclination angle of the turnover plate 321 is adjusted, the falling rate of the gypsum powder is adjusted, and the heat drying and calcining time of the gypsum powder is controlled.
Referring to fig. 1 to 7 again, in another preferred embodiment of the present invention, a wind power calcining device 4 is disposed at the bottom of the thermal calcining device 3, the wind power calcining device 4 includes a wind power transmission part 41 and a thermal part 42, the thermal part 42 is disposed at one side of the heat-conducting partition 11 and is used for dissipating heat on the heat-conducting partition 11 to form a heat chamber, the wind power transmission part 41 is disposed at the bottom of the thermal calcining device 3 and is used for transmitting gypsum powder processed by the thermal calcining device 3 to the thermal part 42; the side wall of the heating cavity 12 is provided with a transmission pipeline 5, the transmission pipeline 5 is used for transmitting the hot air exhausted from the heating cavity 12 to the pre-baking feeding device 2 and the wind power transmission part 41, the wind power transmission part 41 comprises a first air blower 411, the bottom of the first air blower 411 is fixed on the bottom surface, the output end of the first air blower 411 is connected with an air inlet pipe 412, the side wall of the air inlet pipe 412 is connected with the transmission pipeline 5 in a penetrating way, one end of the air inlet pipe 412 is provided with a wind power transmission component 413, the wind power transmission component 413 comprises a collecting pipe 4131 and a partition plate 4132, the partition plate 4132 is fixed on the inner wall of the calcining box 1 and is used for partitioning the hot baking calcining device 3 and the thermal part 42, two ends of the collecting pipe 4131 are respectively connected with the partition plate 4132 and the air inlet pipe 412 in a penetrating way, the collecting pipe 4131 is provided with a collecting hole 4133, and the thermal part 42 comprises a plurality of serpentine radiating pipes 421, the plurality of serpentine radiating pipes 421 are all connected to the side wall of the heat conducting partition plate 11.
It should be noted that, in this embodiment, the gypsum powder after being baked and calcined falls into the collecting hole 4133 of the collecting pipe 4131, the first blower 411 at one end of the collecting pipe 4131 is turned on, the first blower 411 drives the gypsum powder to enter the periphery of the serpentine heat dissipation pipe 421 through the airflow, the airflow drives the gypsum powder to suspend in the air, the serpentine heat dissipation pipe 421 calcines the gypsum powder,
further, a cyclone separator may be added at the outlet to separate the calcined landplaster when the calcined landplaster is discharged.
Referring to fig. 1, 5 and 7 again, in another preferred embodiment of the present invention, the heating member 51 disposed in the heating chamber 12 for heating the heat-conducting partition 11 includes a heater 511 and a second blower 512, the heater 511 is fixed at the bottom of the inner wall of the heating chamber 12, the second blower 512 is fixed on the sidewall of the calcining box 1, the output end of the second blower 512 is connected to the calcining box 1, the sidewall of the calcining box 1 is provided with a separating member 52 for treating the hot air exhausted from the heating chamber 12, the separating member 52 includes a cyclone 521, the cyclone 521 is connected to the calcining box 1 through the inlet air, and the exhaust end of the cyclone 521 is connected to the conveying pipeline 5.
In this embodiment, coal dust is added into the heating chamber 12, the heater 511 heats the coal dust to burn the coal dust, the second blower 512 generates air flow to make the coal dust float and burn in the heating chamber 12 to sufficiently heat the heat-conducting partition plate 11, the cyclone 521 can separate the coal dust from air when the air in the heating chamber 12 is exhausted, and the hot air can enter the flow passage component 23 and the wind power transmission component 41 through the transmission pipeline 5.
The specific process of the invention is as follows:
coal dust is added into the heating cavity 12, the heater 511 heats the coal dust to enable the coal dust to be combusted, the second air blower 512 generates air flow to enable the coal dust to be combusted in a suspended mode in the heating cavity 12 to fully heat the heat conduction partition plate 11, and the cyclone 521 can separate coal ash from air when the air in the heating cavity 12 is exhausted;
the hot air can enter the runner component 23 and the wind power transmission component 41 through the transmission pipeline 5, the hot air enters a cavity formed between two baffles 231 in the feeding box 21 through the transmission pipeline 5 during pre-drying feeding to heat the pre-drying heat conduction plate 22, gypsum powder is preheated after entering through an upper inlet of the feeding box 21, the vibration motor 242 is started, the output end of the vibration motor 242 drives the feeding backing plate 241 to vibrate, the gypsum powder uniformly moves and preheats on the feeding backing plate 241, the pre-dried gypsum powder enters the feeding pipe 251, the driving motor 252 is started, the output end of the driving motor 252 drives the auger 253 to rotate, the auger 253 transports the gypsum powder into the calcining box 1 and falls through a leak hole at the bottom of the feeding pipe 251,
falling gypsum powder slides down through the heat dissipation plate 31, the heat dissipation plate 31 calcines the gypsum powder at the moment, the hydraulic cylinder 323 is opened, the output end of the hydraulic cylinder 323 drives the limiting frame 322 to slide, the limiting frame 322 drives the turnover plate 321 to rotate around the hinged position of the turnover plate, so that the inclination angle of the turnover plate 321 can be adjusted, the falling speed of the gypsum powder can be adjusted, the gypsum powder baking time can be controlled, the gypsum powder after baking and calcining falls into the collection hole 4133 in the collection pipe 4131, the first air blower 411 at one end of the collection pipe 4131 is opened, the first air blower 411 drives the gypsum powder to enter the periphery of the serpentine heat dissipation pipe 421 through air flow, the air flow drives the gypsum powder to suspend in the air, the serpentine heat dissipation pipe 421 calcines the gypsum powder, and a cyclone separator can be added at the outlet when the calcined gypsum powder is discharged, so that the calcined gypsum powder can be separated.
The invention is described above with reference to the accompanying drawings, it is obvious that the invention is not limited to the above-described embodiments, and it is within the scope of the invention to adopt such insubstantial modifications of the inventive method concept and solution, or to apply the inventive concept and solution directly to other applications without modification.
Claims (5)
1. The calcining equipment for the gypsum powder comprises a calcining box (1) and is characterized in that a pre-drying feeding device (2) is arranged at the top of one side of the calcining box (1), and the calcining box (1) is internally divided into a heating cavity (12) and a calcining cavity (13) through a heat-conducting partition plate (11);
a hot baking calcination device (3) is arranged in the calcination cavity (13), the hot baking calcination device (3) comprises a plurality of heat dissipation plates (31) which are obliquely arranged and connected with the heat conduction partition plates (11), and the bottom of each heat dissipation plate (31) is provided with an adjusting part (32) for limiting falling of gypsum powder;
the wind power calcining device (4) is arranged at the bottom of the heat drying calcining device (3), the wind power calcining device (4) comprises a wind power transmission part (41) and a thermal part (42), the thermal part (42) is arranged on one side of the heat conduction partition plate (11) and is used for radiating heat on the heat conduction partition plate (11) to form a heat chamber, and the wind power transmission part (41) is arranged at the bottom of the heat drying calcining device (3) and is used for transmitting gypsum powder processed by the heat drying calcining device (3) to the thermal part (42);
the side wall of the heating cavity (12) is provided with a conveying pipeline (5), and the conveying pipeline (5) is used for conveying hot air exhausted from the heating cavity (12) to the pre-drying feeding device (2) and the wind power transmission component (41);
the pre-baking feeding device (2) comprises a feeding box (21), the feeding box (21) is fixed on the side wall of the calcining box (1), a pre-baking heat-conducting plate (22) used for preheating gypsum powder is arranged in the feeding box (21), a flow passage part (23) is arranged at the bottom of the pre-baking heat-conducting plate (22), a vibration part (24) used for uniformly heating gypsum powder is arranged on the pre-baking heat-conducting plate (22), the vibration part (24) comprises a feeding backing plate (241) and a vibration motor (242), four springs (243) are connected at the bottom of the feeding backing plate (241), four springs (243) are connected at the bottom of the springs (243), the pre-baking heat-conducting plate (22) is connected at the bottom of the vibration motor (242), the feeding backing plate (241) is connected at the output end of the vibration motor (242), the flow passage part (23) comprises two baffles (231), the two baffle plates (231) are fixed on the inner wall of the feeding box (21), the tops of the two baffle plates (231) are connected with the pre-drying heat-conducting plate (22), a plurality of upper air flow plates (232) and lower air flow plates (233) are arranged between the two baffle plates (231), the plurality of upper air flow plates (232) are connected with the bottom of the pre-drying heat-conducting plate (22), the plurality of lower air flow plates (233) are connected with the inner wall of the feeding box (21), and the side wall of the feeding box (21) is connected with the transmission pipeline (5) in a penetrating manner;
the adjusting component (32) comprises a turnover plate (321) and a limiting frame (322), one end of the turnover plate (321) is hinged to the inner wall of the calcining box (1), two angle adjusting platforms (3211) are arranged at the bottom of the turnover plate (321), the limiting frame (322) penetrates through the side wall of the calcining box (1) to contact with the angle adjusting platforms (3211), a hydraulic cylinder (323) is connected to the limiting frame (322), and the output end of the hydraulic cylinder (323) penetrates through the limiting frame (322) to be connected with the outer wall of the calcining box (1);
the wind power transmission component (41) comprises a first air blower (411), the bottom of the first air blower (411) is fixed on the bottom surface, the output end of the first air blower (411) is connected with an air inlet pipe (412), the side wall of the air inlet pipe (412) is connected with a transmission pipeline (5) in a penetrating manner, and one end of the air inlet pipe (412) is provided with a wind power transmission assembly (413);
the wind power transmission assembly (413) comprises a collecting pipe (4131) and a partition plate (4132), the partition plate (4132) is fixed on the inner wall of the calcining box (1) and used for separating the thermal drying calcining device (3) and the thermal component (42), two ends of the collecting pipe (4131) are respectively connected with the partition plate (4132) and the air inlet pipe (412) in a penetrating mode, and a collecting hole (4133) is formed in the collecting pipe (4131).
2. The gypsum powder calcining equipment as claimed in claim 1, wherein the feeding part (25) is arranged at the bottom of the feeding box (21) and used for moving the pre-dried gypsum powder into the calcining box (1), the feeding part (25) comprises a feeding pipe (251), the side wall of the feeding pipe (251) is connected with the bottom of the feeding box (21) in a penetrating way, one end of the feeding pipe (251) extends into the calcining box (1), the other end of the feeding pipe (251) is connected with a driving motor (252), and the output end of the driving motor (252) penetrates through the feeding pipe (251) and is connected with a packing auger (253).
3. The apparatus for calcining gypsum powder as claimed in claim 1, wherein said thermal member (42) comprises a plurality of serpentine heat pipes (421), and said serpentine heat pipes (421) are connected to the side wall of the heat-conducting partition (11).
4. The gypsum powder calcining apparatus as claimed in claim 1, wherein the heating member (51) is arranged in the heating chamber (12) and used for heating the heat-conducting partition plate (11), the heating member (51) comprises a heater (511) and a second blower (512), the heater (511) is fixed at the bottom of the inner wall of the heating chamber (12), the second blower (512) is fixed on the side wall of the calcining box (1), and the output end of the second blower (512) is connected with the calcining box (1) in a penetrating way.
5. The gypsum powder calcining equipment as claimed in claim 1, characterized in that the side wall of the calcining box (1) is provided with a separating component (52) for processing hot gas exhausted from the heating cavity (12), the separating component (52) comprises a cyclone separator (521), the cyclone separator (521) is connected with the calcining box (1) in an air inlet through mode, and the exhaust end of the cyclone separator (521) is connected with a transmission pipeline (5).
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| CN114790086B (en) * | 2022-04-28 | 2022-11-22 | 康定龙源穗城石膏有限责任公司 | Continuous calcining device for gypsum powder |
| CN115991578B (en) * | 2022-12-28 | 2024-02-20 | 贵州汇阳新材料科技有限公司 | Calcination equipment of gesso |
| CN116903278B (en) * | 2023-09-07 | 2023-11-24 | 山东壹贰壹新材料科技有限公司 | Gypsum powder calcining equipment |
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| CN212481846U (en) * | 2020-06-23 | 2021-02-05 | 永安市丰源化工有限公司 | Fluidized bed drying system |
| CN212720904U (en) * | 2020-07-21 | 2021-03-16 | 天津市凯特隆焊接材料有限公司 | Feeding preheating device of reduction titanium iron powder calcining rotary furnace |
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| CN201678595U (en) * | 2010-03-04 | 2010-12-22 | 王雷 | Gypsum powder calciner |
| JP6467245B2 (en) * | 2015-02-25 | 2019-02-06 | 吉野石膏株式会社 | Gypsum firing furnace and gypsum firing method |
| CN205575944U (en) * | 2016-04-20 | 2016-09-14 | 湖北楚钟新型建材（集团）有限公司 | Novel gesso calcinatory |
| CN207483616U (en) * | 2017-11-13 | 2018-06-12 | 德兴市良诚钙业有限公司 | A kind of environmental protection and energy saving lime calcining device |
| CN207716652U (en) * | 2017-12-25 | 2018-08-10 | 泰山石膏（济源）有限公司 | Gypsum production hot-blast stove |
| CN111365720A (en) * | 2020-03-03 | 2020-07-03 | 崔建中 | Combustion cavity structure of environment-friendly combustible waste heat recovery device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN212481846U (en) * | 2020-06-23 | 2021-02-05 | 永安市丰源化工有限公司 | Fluidized bed drying system |
| CN212720904U (en) * | 2020-07-21 | 2021-03-16 | 天津市凯特隆焊接材料有限公司 | Feeding preheating device of reduction titanium iron powder calcining rotary furnace |
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