CN210952077U - Multistage fluidized bed drying modification device for calcium carbonate - Google Patents
Multistage fluidized bed drying modification device for calcium carbonate Download PDFInfo
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- CN210952077U CN210952077U CN201921978965.2U CN201921978965U CN210952077U CN 210952077 U CN210952077 U CN 210952077U CN 201921978965 U CN201921978965 U CN 201921978965U CN 210952077 U CN210952077 U CN 210952077U
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Abstract
The utility model discloses a calcium carbonate is with multistage fluidized bed drying modification device, concretely relates to meticulous chemical industry equipment technical field, which comprises a bod, the inside of organism is equipped with interior framework, the lateral wall of interior framework and the inside wall sliding connection of organism, the upper end of interior framework one side extends to the top of organism, a plurality of fresh air inlet has been seted up to the lower extreme of interior framework. The utility model discloses a be equipped with the organism, the inner frame body, the fresh air inlet, the carousel, a driving motor, the tight pulley, the L shaped plate, lower filter sieve, go up filter sieve, the head rod, the second connecting rod, electric putter, the air heater, the exhaust vent, feeder hopper and play hopper, compared with the prior art, be favorable to carrying out multistage dry modification to calcium carbonate, the effect is better, and through the setting of carousel, can make the inner frame body vibrate from top to bottom, the phenomenon that uses a plurality of vibrating motors to be difficult with synchronous oscillation has been avoided, the noise of production is less, and simple structure, high durability and convenient use.
Description
Technical Field
The utility model relates to a fine chemistry industry technical field, more specifically say, the utility model relates to a calcium carbonate is with multistage fluidized bed drying modification device.
Background
The fluidized bed is a reactor which utilizes gas or liquid to pass through granular solid layer to make solid granules be in suspension motion state and make gas-solid phase reaction process or liquid-solid phase reaction process, and the vibration fluidized bed is characterized by that on the basis of fluidization of material the vibration of bed layer is added so as to make the material have a process of throwing and loosening, and the above-mentioned two processes are organically combined together so as to obtain the low-bed fluidization effect.
The existing fluidized bed mostly uses a vibration motor to generate vibration, and in a large-scale fluidized bed, a plurality of vibration motors are used simultaneously, so that the synchronous vibration of the vibration motors is difficult to ensure, the vibration effect cannot be ensured, and huge noise can be generated.
SUMMERY OF THE UTILITY MODEL
In order to overcome the above-mentioned defect of prior art, the embodiment of the utility model provides a calcium carbonate is with multistage fluidized bed drying device that modifies, the utility model aims to solve the technical problem be: a plurality of vibrating motors use simultaneously, are difficult to guarantee vibrating motor synchronous oscillation.
In order to achieve the above object, the utility model provides a following technical scheme: a multistage fluidized bed drying modification device for calcium carbonate comprises a machine body, wherein an inner frame body is arranged inside the machine body, the outer side wall of the inner frame body is connected with the inner side wall of the machine body in a sliding mode, the upper end of one side of the inner frame body extends to the upper side of the machine body, a plurality of air inlet holes are formed in the lower end of the inner frame body, a rotary table is arranged inside the machine body, the bottom end of the rotary table is movably connected with the lower wall of the machine body, a first driving motor is arranged below the machine body, one end of an output shaft of the first driving motor is in transmission connection with the middle of the rotary table, a plurality of fixed wheels are arranged above the rotary table, the upper ends of the fixed wheels are fixedly connected with the lower wall of the inner frame body, and the;
an L-shaped plate is arranged above the machine body, the bottom end of the L-shaped plate extends to one side inside the machine body, a lower filter screen is arranged on the inner side of the inner frame body, an upper filter screen is arranged above the lower filter screen, one end of the lower filter screen is connected with the upper end of the other side of the inner frame body through a hinge, one end of the upper filter screen is connected with the side wall of one side of the inner frame body through a hinge, a first connecting rod is arranged between the machine body and the upper filter screen, two ends of the first connecting rod are respectively connected with the other end of the lower filter screen and the lower wall of the upper filter screen through hinges, a second connecting rod is arranged at the other end of the upper filter screen, two ends of the second connecting rod are respectively connected with the other end of the upper filter screen and the bottom end of the L-shaped plate through hinges, an electric push rod is arranged above the machine body, and, the air heater is characterized in that an air heater is arranged on one side of the rotary table, the bottom end of the air heater is fixedly mounted with the lower wall of the machine body, a plurality of air outlet holes are formed in the upper end of the machine body, a feed hopper is arranged above one side of the machine body, and a discharge hopper is arranged below one side of the machine body.
When the device is used, the first driving motor is firstly turned on, the first driving motor drives the turntable to rotate, the fixed wheel continuously vibrates up and down through the rotation of the turntable, so that the fixed wheel drives the inner frame body to continuously vibrate up and down, the inner frame body drives the lower filter screen, the upper filter screen, the first connecting rod, the second connecting rod, the L-shaped plate and the electric push rod to vibrate up and down, then the hot air blower is started, hot air blown out by the hot air blower enters the inner frame body through the air inlet hole and then is blown out through the air outlet hole, then calcium carbonate is put down from the feed hopper to be placed above the upper filter screen, then the calcium carbonate particles are fluidized through the hot air blowing, so that the aim of drying modification is achieved, the calcium carbonate particles enter the upper part of the lower filter screen through the upper filter screen and are further fluidized, the electric push rod is started to extend or retract, so that the L, the L-shaped plate drives one end of the upper filter sieve to rotate downwards or downwards through the second connecting rod, the upper filter sieve drives the lower filter sieve to rotate downwards or upwards through the first connecting rod, and therefore the purpose of adjusting the angles of the lower filter sieve and the upper filter sieve is achieved, when the calcium carbonate humidity is large, the included angles between the lower filter sieve and the upper filter sieve and the horizontal direction are adjusted to be small, the time of the materials staying on the lower filter sieve and the upper filter sieve can be prolonged, and the drying modification effect is improved.
In a preferred embodiment, the outer edge of the upper end of the rotating disc is wavy, so that the fixed wheel is conveniently driven to vibrate up and down when the rotating disc rotates.
In a preferred embodiment, the outer side of the machine body is provided with a trough for placing calcium carbonate.
In a preferred embodiment, the top of feeder hopper is equipped with the install bin, the bottom of install bin and the upper end fixed mounting of feeder hopper, one side of install bin is equipped with the bellows, the upper end of bellows and the inside intercommunication of install bin, the lower extreme of install bin is located the inside of silo for inhale the calcium carbonate in the silo.
In a preferred embodiment, the bottom end of the mounting box is provided with a blanking hole close to the upper end of the corrugated pipe, and calcium carbonate falls into the feed hopper from the blanking hole.
In a preferred embodiment, the inside of the installation box is provided with a filter cartridge located on one side of the blanking hole, and the outer side wall of the filter cartridge is movably connected with the inner side wall of the installation box and used for shielding calcium carbonate and throwing the calcium carbonate into the feed hopper from the blanking hole in the rotating process.
In a preferred embodiment, a second driving motor is arranged above the installation box, a rotating shaft is arranged on one side of the filter cartridge, one end of the rotating shaft is fixedly connected with the middle part of the filter cartridge, one end of an output shaft of the second driving motor is in transmission connection with the other end of the filter cartridge through bevel gear transmission, and the second driving motor drives the filter cartridge to rotate through the rotating shaft.
In a preferred embodiment, an exhaust fan far away from the upper end of the corrugated pipe is arranged on one side of the inside of the installation box, the bottom end of the exhaust fan is fixedly installed on the lower wall of the installation box, and calcium carbonate is sucked onto the filter cartridge through the corrugated pipe by using the exhaust fan.
The utility model discloses a technological effect and advantage:
1. the utility model discloses a be equipped with organism, inner frame body, fresh air inlet, carousel, first driving motor, tight pulley, L shaped plate, lower filter sieve, go up filter sieve, head rod, second connecting rod, electric putter, air heater, exhaust vent, feeder hopper and play hopper, compare with prior art, be favorable to carrying out multistage dry modification to calcium carbonate, the effect is better, and through the setting of carousel, can make inner frame body vibrate from top to bottom, avoided using the phenomenon that a plurality of vibrating motors are difficult to vibrate in step, the noise that produces is less, and simple structure, convenient to use;
2. the utility model discloses a be equipped with silo, install bin, bellows, cartridge filter, second driving motor, pivot, air exhauster and blanking hole, compare with prior art, be favorable to automatic accomplish automatic feeding in carrying calcium carbonate to the feeder hopper, alleviateed workman's intensity of labour, saved the manual work, improved work efficiency, simple structure, easily installation.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a side view of the present invention.
Fig. 3 is a cross-sectional view taken along line a-a of fig. 2 according to the present invention.
Fig. 4 is a front view of the present invention.
Fig. 5 is a cross-sectional view taken along line B-B of fig. 4 according to the present invention.
Fig. 6 is a schematic structural diagram of the filter cartridge of the present invention.
The reference signs are: 1 machine body, 2 inner frame bodies, 21 air inlet holes, 3 turntables, 4 first driving motors, 5 fixed wheels, 6L-shaped plates, 7 lower filter sieves, 71 upper filter sieves, 72 first connecting rods, 73 second connecting rods, 8 electric push rods, 9 hot air blowers, 100 air outlet holes, 110 feed hoppers, 111 discharge hoppers, 120 material troughs, 130 installation boxes, 131 corrugated pipes, 140 filter cartridges, 150 second driving motors, 151 rotating shafts, 160 exhaust fans and 170 blanking holes.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The utility model provides a multistage fluidized bed drying and modifying device for calcium carbonate, which comprises a machine body 1, an inner frame body 2 is arranged inside the machine body 1, the outer side wall of the inner frame body 2 is connected with the inner side wall of the machine body 1 in a sliding way, the upper end of one side of the inner frame body 2 extends to the upper part of the machine body 1, the lower end of the inner frame body 2 is provided with a plurality of air inlet holes 21, a rotary table 3 is arranged inside the machine body 1, the bottom end of the rotary table 3 is movably connected with the lower wall of the machine body 1, a first driving motor 4 is arranged below the machine body 1, one end of an output shaft of the first driving motor 4 is in transmission connection with the middle part of the rotary table 3, a plurality of fixed wheels 5 are arranged above the rotary table 3, the upper ends of the fixed wheels 5 are fixedly connected with the lower wall of the inner frame body 2, and the lower ends of the fixed wheels 5 are attached to the outer edge of the upper end of the rotary table 3;
an L-shaped plate 6 is arranged above the machine body 1, the bottom end of the L-shaped plate 6 extends to one side inside the machine body 1, a lower filter sieve 7 is arranged on the inner side of the inner frame body 2, an upper filter sieve 71 is arranged above the lower filter sieve 7, one end of the lower filter sieve 7 is connected with the upper end of the other side of the inner frame body 2 through a hinge, one end of the upper filter sieve 71 is connected with the side wall of one side of the inner frame body 2 through a hinge, a first connecting rod 72 is arranged between the machine body 1 and the upper filter sieve 71, two ends of the first connecting rod 72 are respectively connected with the other end of the lower filter sieve 7 and the lower wall of the upper filter sieve 71 through hinges, a second connecting rod 73 is arranged at the other end of the upper filter sieve 71, two ends of the second connecting rod 73 are respectively connected with the other end of the upper filter sieve 71 and the bottom end of the L-shaped plate 6 through hinges, the upper end of interior framework 2 and the upper end of L shaped plate 6 pass through electric putter 8 swing joint, one side of carousel 3 is equipped with air heater 9, the bottom of air heater 9 and the lower wall fixed mounting of organism 1, a plurality of exhaust vent 100 has been seted up to the upper end of organism 1, the top of organism 1 one side is equipped with feeder hopper 110, the below of organism 1 one side is equipped with out hopper 111.
The outer edge of the upper end of the rotary disc 3 is wave-shaped.
As shown in fig. 1 to 3, the embodiment specifically is: when the calcium carbonate drying and modifying device is used, firstly, the first driving motor 4 is turned on, the first driving motor 4 drives the rotary table 3 to rotate, the fixed wheel 5 continuously vibrates up and down through the rotation of the rotary table 3, so that the fixed wheel 5 drives the inner frame body 2 to continuously vibrate up and down, the inner frame body 2 drives the lower filter sieve 7, the upper filter sieve 71, the first connecting rod 72, the second connecting rod 73, the L-shaped plate 6 and the electric push rod 8 to vibrate up and down, then the hot air blower 9 is started, hot air blown out by the hot air blower 9 enters the inner frame body 2 through the air inlet hole 21 and then is blown out through the air outlet hole 100, then calcium carbonate is put down from the feed hopper 110 and falls onto the upper filter sieve 71, then the calcium carbonate particles are fluidized through the hot air blowing, so that the purpose of drying and modifying is achieved, the calcium carbonate particles enter the upper part of the lower filter sieve 7 through the upper, the electric push rod 8 is extended or retracted, so that the L-shaped plate 6 moves downwards or upwards, the L-shaped plate 6 drives one end of the upper filter sieve 71 to rotate downwards or downwards through the second connecting rod 73, the upper filter sieve 71 drives the lower filter sieve 7 to rotate downwards or upwards through the first connecting rod 72, and the aim of adjusting the angles of the lower filter sieve 7 and the upper filter sieve 71 is fulfilled, when the humidity of calcium carbonate is high, the included angle between the lower filter sieve 7 and the upper filter sieve 71 and the horizontal direction is adjusted to be small, so that the staying time of materials on the lower filter sieve 7 and the upper filter sieve 71 can be prolonged, the effect of drying modification is improved, namely, the calcium carbonate can be subjected to multistage drying modification, the effect is good, the inner frame body 2 can vibrate up and down through the arrangement of the rotary table 3, the phenomenon that a plurality of vibration motors are difficult to synchronously vibrate is avoided, the generated noise is small, and the structure is simple, convenient to use, this embodiment has specifically solved current fluidized bed and has used vibrating motor to produce vibration more, and in large-scale fluidized bed, a plurality of vibrating motor use simultaneously, is difficult to guarantee vibrating motor synchronous oscillation to make the vibration effect can not guarantee, and can produce the problem of huge noise.
A trough 120 is arranged on the outer side of the machine body 1.
The top of feeder hopper 110 is equipped with install bin 130, the bottom of install bin 130 and the upper end fixed mounting of feeder hopper 110, one side of install bin 130 is equipped with bellows 131, the upper end of bellows 131 and the inside intercommunication of install bin 130, the lower extreme of install bin 130 is located the inside of silo 120.
The bottom end of the mounting box 130 is provided with a blanking hole 170 close to the upper end of the corrugated pipe 131.
The mounting box 130 is provided therein with a filter cartridge 140 located at one side of the blanking hole 170, and an outer side wall of the filter cartridge 140 is movably connected with an inner side wall of the mounting box 130.
A second driving motor 150 is arranged above the mounting box 130, a rotating shaft 151 is arranged on one side of the filter cylinder 140, one end of the rotating shaft 151 is fixedly connected with the middle part of the filter cylinder 140, and one end of an output shaft of the second driving motor 150 is in transmission connection with the other end of the filter cylinder 140 through bevel gear transmission.
An exhaust fan 160 is disposed at one side of the interior of the mounting box 130, which is far away from the upper end of the corrugated tube 131, and the bottom end of the exhaust fan 160 is fixedly mounted on the lower wall of the mounting box 130.
As shown in fig. 1 and fig. 4 to 6, the embodiment specifically is: when putting calcium carbonate into feeder hopper 110, successively start install bin 130 and air exhauster 160, install bin 130 drives pivot 151 through the bevel gear transmission and rotates, pivot 151 drives cartridge filter 140 and rotates, air exhauster 160 inhales calcium carbonate from silo 120 through install bin 130 to the surface of cartridge filter 140, high-speed rotation through cartridge filter 140, get rid of the inside of feeder hopper 110 with calcium carbonate through blanking hole 170, thereby automatic feeding, be favorable to carrying calcium carbonate to accomplish automatic feeding in feeder hopper 110 automatically promptly, workman's intensity of labour has been alleviateed, the manual work has been saved, and the work efficiency is improved, moreover, the steam generator is simple in structure, and is easy to install, this embodiment has specifically solved the current fluidized bed and has adopted artifical material loading more, artifical material loading work load is big, waste time and energy, low working efficiency, be unfavorable for the problem of production.
The utility model discloses the theory of operation:
referring to the attached drawings 1-3 of the specification, firstly, a first driving motor 4 is turned on, the first driving motor 4 drives a rotary table 3 to rotate, through the rotation of the rotary table 3, a fixed wheel 5 continuously vibrates up and down, so that the fixed wheel 5 drives an inner frame body 2 to continuously vibrate up and down, the inner frame body 2 drives a lower filter sieve 7, an upper filter sieve 71, a first connecting rod 72, a second connecting rod 73, an L-shaped plate 6 and an electric push rod 8 to vibrate up and down, then a hot air blower 9 is started, hot air blown out by the hot air blower 9 enters the inner frame body 2 through an air inlet 21 and then is blown out through an air outlet 100, then calcium carbonate falls into the upper filter sieve 71 from a feed hopper 110, and then is blown out through the hot air to fluidize calcium carbonate particles, so that the aim of drying and modification is achieved, the calcium carbonate particles enter the upper filter sieve 71 and further fluidize, by starting the electric push rod 8, the electric push rod 8 is extended or retracted, so that the L-shaped plate 6 moves downwards or upwards, the L-shaped plate 6 drives one end of the upper filter sieve 71 to rotate downwards or downwards through the second connecting rod 73, the upper filter sieve 71 drives the lower filter sieve 7 to rotate downwards or upwards through the first connecting rod 72, and therefore the purpose of adjusting the angles of the lower filter sieve 7 and the upper filter sieve 71 is achieved, when the humidity of calcium carbonate is high, the time of staying materials on the lower filter sieve 7 and the upper filter sieve 71 can be prolonged by adjusting the included angles between the lower filter sieve 7 and the upper filter sieve 71 and the horizontal direction to a small degree, and the drying modification effect is improved.
Further, referring to the attached drawings 1 and fig. 4-6 of the specification, when calcium carbonate is put into the feeding hopper 110, the installation box 130 and the exhaust fan 160 are sequentially started, the installation box 130 drives the rotating shaft 151 to rotate through bevel gear transmission, the rotating shaft 151 drives the filter cylinder 140 to rotate, the exhaust fan 160 sucks the calcium carbonate from the trough 120 to the surface of the filter cylinder 140 through the installation box 130, and the calcium carbonate is thrown into the feeding hopper 110 through the blanking hole 170 through high-speed rotation of the filter cylinder 140, so that automatic feeding is realized.
The points to be finally explained are: first, in the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," and "connected" should be understood broadly, and may be a mechanical connection or an electrical connection, or a communication between two elements, and may be a direct connection, and "upper," "lower," "left," and "right" are only used to indicate a relative positional relationship, and when the absolute position of the object to be described is changed, the relative positional relationship may be changed;
secondly, the method comprises the following steps: in the drawings of the disclosed embodiments of the present invention, only the structures related to the disclosed embodiments are referred to, and other structures can refer to the common design, and under the condition of no conflict, the same embodiment and different embodiments of the present invention can be combined with each other;
and finally: the above description is only for the preferred embodiment of the present invention and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. The utility model provides a calcium carbonate is with multistage fluidized bed drying modification device, includes organism (1), its characterized in that: an inner frame body (2) is arranged inside the machine body (1), the outer side wall of the inner frame body (2) is connected with the inner side wall of the machine body (1) in a sliding way, the upper end of one side of the inner frame body (2) extends to the upper part of the machine body (1), the lower end of the inner frame body (2) is provided with a plurality of air inlet holes (21), a rotary table (3) is arranged in the machine body (1), the bottom end of the rotary table (3) is movably connected with the lower wall of the machine body (1), a first driving motor (4) is arranged below the machine body (1), one end of an output shaft of the first driving motor (4) is in transmission connection with the middle part of the turntable (3), a plurality of fixed wheels (5) are arranged above the turntable (3), the upper ends of the fixed wheels (5) are fixedly connected with the lower wall of the inner frame body (2), and the lower ends of the fixed wheels (5) are attached to the outer edge of the upper end of the turntable (3);
the top of organism (1) is equipped with L shaped plate (6), the bottom of L shaped plate (6) extends to the inside one side of organism (1), the inboard of interior framework (2) is equipped with down filter sieve (7), the top of lower filter sieve (7) is equipped with filter sieve (71), the one end of lower filter sieve (7) passes through hinged joint with the upper end of interior framework (2) opposite side, the one end of going up filter sieve (71) passes through hinged joint with the lateral wall of interior framework (2) one side, be equipped with head rod (72) between organism (1) and the last filter sieve (71), the both ends of head rod (72) pass through hinged joint with the other end of lower filter sieve (7) and the lower wall of last filter sieve (71) respectively, the other end of going up filter sieve (71) is equipped with second connecting rod (73), the both ends of second connecting rod (73) pass through hinged joint with the other end of last filter sieve (71) and the bottom of L shaped plate (6) respectively Connect, the top of organism (1) is equipped with electric putter (8), electric putter (8) swing joint is passed through with the upper end of L shaped plate (6) in the upper end of inner frame body (2), one side of carousel (3) is equipped with air heater (9), the bottom of air heater (9) and the lower wall fixed mounting of organism (1), a plurality of exhaust vent (100) have been seted up to the upper end of organism (1), the top of organism (1) one side is equipped with feeder hopper (110), the below of organism (1) one side is equipped with out hopper (111).
2. The multi-stage fluidized bed drying modification device for calcium carbonate according to claim 1, characterized in that: the outer edge of the upper end of the rotary disc (3) is wavy.
3. The multi-stage fluidized bed drying modification device for calcium carbonate according to claim 1, characterized in that: a trough (120) is arranged on the outer side of the machine body (1).
4. The multistage fluidized bed drying modification device for calcium carbonate according to claim 3, characterized in that: the top of feeder hopper (110) is equipped with install bin (130), the bottom of install bin (130) and the upper end fixed mounting of feeder hopper (110), one side of install bin (130) is equipped with bellows (131), the upper end of bellows (131) and the inside intercommunication of install bin (130), the lower extreme of install bin (130) is located the inside of silo (120).
5. The multi-stage fluidized bed drying modification device for calcium carbonate according to claim 4, characterized in that: the bottom end of the installation box (130) is provided with a blanking hole (170) close to the upper end of the corrugated pipe (131).
6. The multi-stage fluidized bed drying modification device for calcium carbonate according to claim 5, characterized in that: the mounting box is characterized in that a filter cylinder (140) located on one side of the blanking hole (170) is arranged inside the mounting box (130), and the outer side wall of the filter cylinder (140) is movably connected with the inner side wall of the mounting box (130).
7. The multi-stage fluidized bed drying modification device for calcium carbonate according to claim 6, characterized in that: the upper portion of the installation box (130) is provided with a second driving motor (150), one side of the filter cylinder (140) is provided with a rotating shaft (151), one end of the rotating shaft (151) is fixedly connected with the middle portion of the filter cylinder (140), and one end of an output shaft of the second driving motor (150) is in transmission connection with the other end of the filter cylinder (140) through bevel gear transmission.
8. The multi-stage fluidized bed drying modification device for calcium carbonate according to claim 4, characterized in that: an exhaust fan (160) far away from the upper end of the corrugated pipe (131) is arranged on one side inside the installation box (130), and the bottom end of the exhaust fan (160) is fixedly installed on the lower wall of the installation box (130).
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| Application Number | Priority Date | Filing Date | Title |
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| CN201921978965.2U CN210952077U (en) | 2019-11-15 | 2019-11-15 | Multistage fluidized bed drying modification device for calcium carbonate |
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| CN201921978965.2U CN210952077U (en) | 2019-11-15 | 2019-11-15 | Multistage fluidized bed drying modification device for calcium carbonate |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113375424A (en) * | 2021-07-01 | 2021-09-10 | 昆山固宇机电有限公司 | Multistage fluidized bed drying device for calcium carbonate |
| CN113769871A (en) * | 2021-09-15 | 2021-12-10 | 林高兴 | Active lime calcining system |
-
2019
- 2019-11-15 CN CN201921978965.2U patent/CN210952077U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113375424A (en) * | 2021-07-01 | 2021-09-10 | 昆山固宇机电有限公司 | Multistage fluidized bed drying device for calcium carbonate |
| CN113769871A (en) * | 2021-09-15 | 2021-12-10 | 林高兴 | Active lime calcining system |
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