CN113666143A

CN113666143A - Titanate measurement feeding equipment

Info

Publication number: CN113666143A
Application number: CN202111224332.4A
Authority: CN
Inventors: 郭继光; 贺炅皓
Original assignee: Zhangjiagang Otsuka Chemical Co ltd
Current assignee: Zhangjiagang Otsuka Chemical Co ltd
Priority date: 2021-10-21
Filing date: 2021-10-21
Publication date: 2021-11-19
Anticipated expiration: 2041-10-21
Also published as: CN113666143B

Abstract

The invention discloses titanate metering and feeding equipment, which comprises a shell, wherein a condensation cavity is arranged in the shell, and a preheating cavity is arranged in the shell on the right side of the condensation cavity; the invention removes water vapor in the air through the heat pump, prevents potassium carbonate from absorbing water and carbon dioxide in the air and converting the water and the carbon dioxide into potassium bicarbonate to influence the reaction efficiency, preheats the raw materials by utilizing the heat absorbed by the heat pump to reduce the energy consumption required by heating in the reaction process, further grinds the raw material powder through the grinding wheel to improve the contact area during the reaction and improve the reaction efficiency, and simultaneously can eliminate the interference of powder caking on subsequent measurement, and not only weighs and measures the potassium carbonate through the weight sensor, but also blows the potassium carbonate powder into the reaction chamber through the blower to prevent the powder from remaining on the inner wall of the pipeline during the feeding process.

Description

Titanate measurement feeding equipment

Technical Field

The invention relates to the technical field of powder conveying, in particular to titanate metering and feeding equipment.

Background

The potassium titanate is produced by mixing potassium carbonate powder and titanium dioxide as raw materials, and then carrying out solid phase reaction at high temperature to obtain potassium titanate whisker. In the production process, a certain amount of potassium carbonate needs to be weighed and mixed with titanium dioxide in the mixing equipment, if the amount of potassium carbonate is too much or too little, the reaction efficiency is affected, and the potassium carbonate has strong hygroscopicity, so that water and carbon dioxide in the air are absorbed, converted into potassium bicarbonate and agglomerated, and the weighing and reaction efficiency are affected.

Disclosure of Invention

The invention aims to provide titanate metering and feeding equipment which is used for overcoming the defects in the prior art.

The titanate metering and feeding equipment comprises a shell, wherein a condensation cavity is arranged in the shell, a preheating cavity is arranged in the shell on the right side of the condensation cavity, a filter plate is fixedly arranged at the joint of the condensation cavity and the preheating cavity, and a water removal and preheating mechanism capable of removing moisture in air and preheating potassium carbonate is arranged on the lower sides of the condensation cavity and the preheating cavity; a metering cavity is arranged in the shell on the right side of the preheating cavity, the preheating cavity is communicated with the metering cavity through a U-shaped pipe extending to the upper surface of the shell, an opening for conveying potassium carbonate is formed in the U-shaped pipe in the preheating cavity, a conveying motor is fixedly arranged on the bottom surface of the preheating cavity, the upper end surface of the conveying motor is in driving connection with a spiral conveying shaft extending into the U-shaped pipe, a grinding power cavity is arranged around the U-shaped pipe on the upper side of the metering cavity, a fixed rod is fixedly arranged on the inner wall of the U-shaped pipe at the position of the grinding power cavity, fixed blocks are fixedly arranged on the fixed rod, and grinding mechanisms capable of grinding agglomerated potassium carbonate are arranged on the fixed blocks and in the grinding power cavity; the right side of the metering cavity is connected with a feeding pipe fixedly arranged on the right end face of the shell, an electromagnetic valve is fixedly arranged on the feeding pipe, and a metering mechanism for metering and controlling feeding of potassium carbonate is arranged in the metering cavity.

According to the above scheme, the dewatering preheats the mechanism and is in including fixed setting the evaporimeter in the condensation chamber, preheat the chamber downside the shell internal fixation is equipped with the heat exchanger, the heat exchanger with be connected with the condenser pipe between the condensation chamber, fixed compressor and the choke valve of being equipped with on the condenser pipe, the condensation chamber right side condensation chamber bottom surface is equipped with and extends to the drain pipe in the shell outside, this dewatering preheats the mechanism and can gets rid of the vapor in the air, prevents that potassium carbonate from absorbing water and carbon dioxide in the air, changes potassium bicarbonate into, influences reaction efficiency to preheat the raw materials, reduce the required energy resource consumption of heating during the reaction.

According to the scheme, the grinding mechanism comprises a grinding shaft which is rotatably arranged on the upper end face of the fixed block, a grinding wheel is fixedly arranged on the upper end face of the grinding shaft, two inner magnets which are symmetrical in left and right positions are arranged in the grinding wheel, a grinding motor is fixedly arranged on the lower end face of the grinding power cavity, the upper end face of the grinding motor is in driving connection with the power shaft which extends into the grinding power cavity, a power wheel is fixedly arranged on the upper end face of the power shaft, an outer gear ring which can slide on the bottom face of the grinding power cavity is arranged on the outer end face of the U-shaped pipe and is meshed with the power wheel, two outer magnets which are symmetrical in left and right positions are fixedly arranged in the outer gear ring, the grinding mechanism can further grind raw material powder, the contact area during reaction is improved, and further the reaction efficiency is improved.

According to the scheme, the metering cavity is arranged on the lower side of the shell, the variable resistance cavity is arranged in the shell, the left end face of the variable resistance cavity is rotatably provided with the knob shaft extending to the right surface of the shell, the right end face of the knob shaft is fixedly provided with the knob, the knob shaft in the variable resistance cavity is in threaded connection with the adjusting slide block, the adjusting slide block and the upper end face of the variable resistance cavity are provided with the sliding rheostat, the sliding rheostat is connected with the lead, the grinding motor is also connected onto the lead, the feeding speed of the sliding rheostat can be adjusted, and the feeding time interval of each feeding is further changed.

According to the scheme, the metering mechanism comprises a conveying belt fixedly arranged on the front inner wall and the rear inner wall of the metering cavity, a weight sensor is fixedly arranged between the inner walls of the metering cavity in the conveying belt, the upper end face of the metering cavity is provided with a blower obliquely arranged, the upper end face of the blower is connected with an air inlet pipe extending to the right surface of the shell, the metering mechanism can detect the feeding amount, and powder can be prevented from remaining on the inner wall of the pipeline in the feeding process.

According to the scheme, the upper end face of the shell on the upper side of the preheating cavity is provided with the switch door, the switch door is hinged to the shell through the switch shaft, and the switch door can isolate external air and prevent external steam interference.

The invention has the beneficial effects that: according to the invention, water vapor in air is removed through the heat pump, potassium carbonate is prevented from absorbing water and carbon dioxide in air and converting into potassium bicarbonate to influence reaction efficiency, and the heat absorbed by the heat pump is utilized to preheat the raw materials so as to reduce energy consumption required by heating in the reaction process;

the raw material powder is further ground by the grinding wheel, so that the contact area during reaction is increased, the reaction efficiency is improved, and the interference of powder caking on subsequent metering can be eliminated;

the invention uses the weight sensor to weigh and measure the potassium carbonate, and then uses the blower to blow the potassium carbonate powder into the reaction chamber, thereby preventing the powder from remaining on the inner wall of the pipeline in the feeding process.

Drawings

FIG. 1 is a schematic external view of the present invention;

FIG. 2 is a schematic view of the overall structure of a titanate metering and feeding device of the present invention;

FIG. 3 is a schematic view of A-A of FIG. 2 in accordance with the present invention;

FIG. 4 is a schematic view of the abrasive wheel of FIG. 2 according to the present invention;

FIG. 5 is a schematic view of the metering chamber of FIG. 2 of the present invention;

as shown in the figure:

11. a housing; 12. an evaporator; 13. a condensation chamber; 14. a condenser tube; 15. a drain pipe; 16. a filter plate; 17. a throttle valve; 18. a switch shaft; 19. a preheating chamber; 20. a heat exchanger; 21. a conveying motor; 22. a screw conveying shaft; 23. a U-shaped pipe; 24. a grinding wheel; 25. an outer ring gear; 26. grinding the power cavity; 27. a metering chamber; 28. an electromagnetic valve; 29. a feed pipe; 30. a wire; 31. a slide rheostat; 32. a knob; 33. a knob shaft; 34. adjusting the sliding block; 35. a variable resistance cavity; 36. a compressor; 37. opening and closing the door; 38. a metering mechanism; 39. an external magnet; 40. an inner magnet; 41. grinding the shaft; 42. fixing the rod; 43. a fixed block; 44. a power wheel; 45. a power shaft; 46. grinding the motor; 47. a blower; 48. a conveyor belt; 49. a weight sensor; 50. a dewatering preheating mechanism; 51. a grinding mechanism; 52. an air inlet pipe.

Detailed Description

For purposes of making the objects and advantages of the present invention more apparent, the following detailed description of the invention, taken in conjunction with the examples, should be understood that the following text is only intended to describe one titanate metering device or several specific embodiments of the invention, and not to strictly limit the scope of the invention as specifically claimed, as the terms up, down, left and right are not limited to their strict geometric definitions, but rather to include tolerances for machining or human error rationality and inconsistencies, the following detailed description of which is specific:

referring to fig. 1-5, a titanate metering and feeding device according to an embodiment of the present invention includes a housing 11, a condensing chamber 13 is disposed in the housing 11, a preheating chamber 19 is disposed in the housing 11 on the right side of the condensing chamber 13, a filter plate 16 is fixedly disposed at the joint of the condensing chamber 13 and the preheating chamber 19, and a water removal and preheating mechanism 50 capable of removing moisture in air and preheating potassium carbonate is disposed on the lower sides of the condensing chamber 13 and the preheating chamber 19; a metering cavity 27 is arranged in the shell 11 on the right side of the preheating cavity 19, the preheating cavity 19 and the metering cavity 27 are communicated through a U-shaped pipe 23 extending to the upper surface of the shell 11, an opening for conveying potassium carbonate is arranged on the U-shaped pipe 23 in the preheating cavity 19, a conveying motor 21 is fixedly arranged on the bottom surface of the preheating cavity 19, a spiral conveying shaft 22 extending into the U-shaped pipe 23 is connected to the upper end surface of the conveying motor 21 in a driving manner, a grinding power cavity 26 is arranged around the U-shaped pipe 23 on the upper side of the metering cavity 27, a fixing rod 42 is fixedly arranged on the inner wall of the U-shaped pipe 23 at the position of the grinding power cavity 26, a fixing block 43 is fixedly arranged on the fixing rod 42, and grinding mechanisms 51 capable of grinding agglomerated potassium carbonate are arranged on the fixing block 43 and in the grinding power cavity 26; the right side of the metering cavity 27 is connected with a feeding pipe 29 fixedly arranged on the right end face of the shell 11, the feeding pipe 29 is fixedly provided with an electromagnetic valve 28, and a metering mechanism 38 for metering and controlling the feeding of potassium carbonate is arranged in the metering cavity 27.

Illustratively, the dewatering preheating mechanism 50 comprises an evaporator 12 fixedly arranged in the condensation chamber 13, a heat exchanger 20 is fixedly arranged in the shell 11 at the lower side of the preheating chamber 19, a condensation pipe 14 is connected between the heat exchanger 20 and the condensation chamber 13, a compressor 36 and a throttle valve 17 are fixedly arranged on the condensation pipe 14, a drain pipe 15 extending to the outer side of the shell 11 is arranged on the bottom surface of the condensation chamber 13 at the right side of the condensation chamber 13, when the compressor 36 is started, the compressor 36 pressurizes liquid condensate in the condensation pipe 14, then absorbs heat through the evaporator 12, the temperature of the condensate is increased and gasified, when the evaporator 12 absorbs heat, the surface of the evaporator 12 is cooled, so that water vapor in the condensation chamber 13 and the preheating chamber 19 is condensed into small liquid drops when contacting the evaporator 12 and flows into the drain pipe 15 along the inclined surface of the evaporator 12 to be discharged, and the condensate with the increased temperature is decompressed by the throttle valve 17 and then moves to the heat exchanger 20, the condensate is changed back to a liquid state through the heat release of the heat exchanger 20 and returns to the compressor 36 again, and when the heat exchanger 20 releases heat, the heat exchanger 20 preheats the potassium carbonate in the preheating cavity 19.

Illustratively, the grinding mechanism 51 includes a grinding shaft 41 rotatably disposed on the upper end surface of the fixed block 43, a grinding wheel 24 is fixedly disposed on the upper end surface of the grinding shaft 41, two inner magnets 40 symmetrically disposed on left and right are disposed in the grinding wheel 24, a grinding motor 46 is fixedly disposed on the lower end surface of the grinding power cavity 26, a power shaft 45 extending into the grinding power cavity 26 is connected to the upper end surface of the grinding motor 46 in a driving manner, a power wheel 44 is fixedly disposed on the upper end surface of the power shaft 45, an outer toothed ring 25 slidable on the bottom surface of the grinding power cavity 26 is disposed on the outer end surface of the U-shaped tube 23, the outer toothed ring 25 is engaged with the power wheel 44, two outer magnets 39 symmetrically disposed on left and right are fixedly disposed in the outer toothed ring 25, when the grinding motor 46 is started, the grinding motor 46 drives the power shaft 45 to rotate, the power shaft 45 drives the power wheel 44 to rotate, the power wheel 44 drives the outer magnet 39 to rotate through the outer gear ring 25, the outer magnet 39 drives the inner magnet 40 to rotate through magnetic attraction, the inner magnet 40 drives the grinding wheel 24 to rotate, the grinding wheel 24 grinds and refines potassium carbonate powder in the U-shaped pipe 23, and the refined potassium carbonate can fall into the metering cavity 27 along with gravity.

Illustratively, a variable resistance cavity 35 is arranged in the housing 11 on the lower side of the metering cavity 27, a knob shaft 33 extending to the right surface of the housing 11 is rotatably arranged on the left end surface of the variable resistance cavity 35, a knob 32 is fixedly arranged on the right end surface of the knob shaft 33, an adjusting slider 34 is connected to the knob shaft 33 in the variable resistance cavity 35 in a threaded manner, a sliding rheostat 31 is arranged between the adjusting slider 34 and the upper end surface of the variable resistance cavity 35, a lead 30 is connected to the sliding rheostat 31, the grinding motor 46 is also connected to the lead 30, when the knob 32 is rotated, the knob shaft 33 is driven by the knob 32 to rotate, the adjusting slider 34 is driven by the knob shaft 33 to move, and the adjusting slider 34 adjusts the resistance value accessed into the lead 30 through the sliding rheostat 31, so as to adjust the rotation speed of the grinding motor 46.

Illustratively, the metering mechanism 38 includes a conveyor belt 48 fixedly disposed on the front and rear inner walls of the metering chamber 27, a weight sensor 49 is fixedly arranged between the inner walls of the metering cavities 27 in the conveying belt 48, the upper end surface of the metering cavity 27 is provided with an obliquely arranged blower 47, the upper end surface of the blower 47 is connected with an air inlet pipe 52 extending to the right surface of the shell 11, when the thinned potassium carbonate powder falls onto the conveyor belt 48, the weight sensor 49 measures the weight of the powder on the conveyor belt 48, when the weight reaches the set point, the grinder motor 46 is stopped, the conveyor belt 48 and blower 47 are activated, at the same time as the solenoid valve 28 is opened, the conveyor belt 48 conveys the powder to the inclined end of the metering chamber 27, so that the powder falls into the feeding pipe 29 along with the weight and then enters the reaction chamber through the feeding pipe 29, and the blower 47 may blow powder remaining on the slope of the metering chamber 27 and the feed tube 29 into the reaction chamber.

In an exemplary embodiment, an opening and closing door 37 is provided on the upper end face of the housing 11 on the upper side of the preheating chamber 19, and the opening and closing door 37 is hinged on the housing 11 through an opening and closing shaft 18.

The invention relates to titanate metering and feeding equipment, which comprises the following working procedures:

opening the switch door 37, putting potassium carbonate powder into the preheating cavity 19, then covering the switch door 37, preventing external water vapor from entering the preheating cavity 19, then rotating the knob 32 according to the requirement of feeding speed, the knob 32 driving the knob shaft 33 to rotate, the knob shaft 33 driving the adjusting slider 34 to move, the adjusting slider 34 adjusting the resistance connected into the lead 30 through the slide rheostat 31, further adjusting the rotation speed of the grinding motor 46, then starting the compressor 36, the compressor 36 pressurizing the liquid condensate in the condensation pipe 14, absorbing heat through the evaporator 12, increasing the temperature of the condensate to gasify, cooling the surface of the evaporator 12 at the same time of absorbing heat of the evaporator 12, so that the water vapor in the condensation cavity 13 and the preheating cavity 19 is condensed into small droplets when contacting the evaporator 12, and flows into the drain pipe 15 along the inclined surface of the evaporator 12 to be discharged, so as to remove water vapor in the condensation cavity 13 and the preheating cavity 19, prevent carbon dioxide and water in the potassium carbonate absorbing air from being converted into potassium bicarbonate, affect the purity of raw materials, and prevent powder from caking, then the condensate with increased temperature is decompressed by the throttle valve 17, then the condensate moves to the heat exchanger 20, and the condensate returns to liquid state after the heat release of the heat exchanger 20, and then returns to the compressor 36 again, so as to circulate, while when the heat exchanger 20 releases heat, the heat exchanger 20 preheats the potassium carbonate in the preheating cavity 19, so as to reduce the energy consumption for heating the potassium carbonate during reaction, then the conveying motor 21 is started, the conveying motor 21 drives the spiral conveying shaft 22 to rotate, the spiral conveying shaft 22 conveys the preheated potassium carbonate powder to the upper side of the grinding wheel 24, but because the current powder particles are larger, the powder can not enter the metering cavity 27 through the grinding wheel 24, starting a grinding motor 46, the grinding motor 46 drives a power shaft 45 to rotate, the power shaft 45 drives a power wheel 44 to rotate, the power wheel 44 drives an outer magnet 39 to rotate through an outer toothed ring 25, the outer magnet 39 drives an inner magnet 40 to rotate through magnetic attraction, the inner magnet 40 drives a grinding wheel 24 to rotate, the grinding wheel 24 grinds and refines potassium carbonate powder in a U-shaped pipe 23 to improve the contact area during reaction, so that the reaction efficiency is improved, the refined potassium carbonate powder can fall onto a conveying belt 48 through the grinding wheel 24, a weight sensor 49 measures the weight of the powder on the conveying belt 48, when the weight reaches a set value, the grinding motor 46 stops, the conveying belt 48 and a blower 47 start, meanwhile, a solenoid valve 28 opens, the conveying belt 48 conveys the powder to the inclined end of a metering cavity 27, so that the powder falls into a material conveying pipe 29 along with the weight and then enters a reaction chamber through the material conveying pipe 29, and the blower 47 can blow the powder remained on the inclined surface of the metering cavity 27 and the feeding pipe 29 into the reaction chamber, so as to prevent the powder from remaining on the inner walls of the metering cavity 27 and the electromagnetic valve 28, so that the feeding amount is inaccurate and the reaction efficiency is influenced.

The above description is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above embodiments, and all technical solutions belonging to the idea of the present invention belong to the protection scope of the present invention. It should be noted that modifications and embellishments within the scope of the invention may occur to those skilled in the art without departing from the principle of the invention, and are considered to be within the scope of the invention.

Claims

1. Titanate metering and feeding equipment, which comprises a shell (11), and is characterized in that: a condensation cavity (13) is arranged in the shell (11), a preheating cavity (19) is arranged in the shell (11) on the right side of the condensation cavity (13), a filter plate (16) is fixedly arranged at the joint of the condensation cavity (13) and the preheating cavity (19), and a dewatering preheating mechanism (50) capable of removing moisture in air and preheating potassium carbonate is arranged on the lower sides of the condensation cavity (13) and the preheating cavity (19);

preheat chamber (19) right side be equipped with in shell (11) and measure chamber (27), preheat chamber (19) with measure chamber (27) through extending to U type pipe (23) intercommunication of shell (11) upper surface, preheat in chamber (19) be equipped with the opening that can supply potassium carbonate to carry on U type pipe (23), the fixed conveying motor (21) that is equipped with in bottom surface in preheating chamber (19), the up end drive connection of conveying motor (21) has the spiral delivery shaft (22) that extend to in U type pipe (23), measure chamber (27) upside U type pipe (23) are equipped with grinding power chamber (26) all around, grinding power chamber (26) position the fixed dead lever (42) that is equipped with on U type pipe (23) inner wall, the fixed block (43) that is equipped with on dead lever (42), on fixed block (43) with be equipped with in grinding chamber (26) and can smash the potassium carbonate of caking and grind grinding power chamber (26) and grind A grinding mechanism (51);

the right side of the metering cavity (27) is connected with a feeding pipe (29) fixedly arranged on the right end face of the shell (11), an electromagnetic valve (28) is fixedly arranged on the feeding pipe (29), and a metering mechanism (38) for metering and controlling potassium carbonate feeding is arranged in the metering cavity (27).

2. A titanate metering and feeding device according to claim 1, characterized in that: dewatering preheats mechanism (50) including fixed setting up evaporimeter (12) in condensation chamber (13), preheat chamber (19) downside shell (11) internal fixation is equipped with heat exchanger (20), heat exchanger (20) with be connected with condenser pipe (14) between condensation chamber (13), fixed compressor (36) and choke valve (17) of being equipped with on condenser pipe (14), condensation chamber (13) right side condensation chamber (13) bottom surface is equipped with and extends to drain pipe (15) in shell (11) outside.

3. A titanate metering and feeding device according to claim 1, characterized in that: the grinding mechanism (51) comprises a grinding shaft (41) which is rotatably arranged on the upper end surface of the fixed block (43), the upper end surface of the grinding shaft (41) is fixedly provided with a grinding wheel (24), two inner magnets (40) which are symmetrical in the left-right position are arranged in the grinding wheel (24), a grinding motor (46) is fixedly arranged on the lower end face of the grinding power cavity (26), the upper end face of the grinding motor (46) is in driving connection with a power shaft (45) extending into the grinding power cavity (26), a power wheel (44) is fixedly arranged on the upper end surface of the power shaft (45), an outer gear ring (25) capable of sliding on the bottom surface of the grinding power cavity (26) is arranged on the outer end surface of the U-shaped pipe (23), the outer gear ring (25) is meshed with the power wheel (44), and two outer magnets (39) which are symmetrical in left and right positions are fixedly arranged in the outer gear ring (25).

4. A titanate metering and feeding device according to claim 3, characterized in that: the utility model discloses a measurement chamber (27) is characterized in that it hinders chamber (35) to measure the downside be equipped with in shell (11), the left end face of hindering chamber (35) is rotated and is equipped with and extends to knob axle (33) on shell (11) right side surface, the fixed knob (32) that is equipped with of right-hand member face of knob axle (33), become in hindering chamber (35) threaded connection has adjusting block (34) on knob axle (33), adjusting block (34) go up with become and be equipped with slip rheostat (31) between the up end in hindering chamber (35), be connected with wire (30) on slip rheostat (31), grinding motor (46) are also connected on wire (30).

5. A titanate metering and feeding device according to claim 3, characterized in that: metering mechanism (38) is including fixed setting up conveyer belt (48) on the inner wall around metering chamber (27), in conveyer belt (48) the fixed weight sensor (49) that is equipped with between metering chamber (27) inner wall, the up end of metering chamber (27) is equipped with hair-dryer (47) that an slope set up, the up end of hair-dryer (47) is connected with and extends to intake pipe (52) on shell (11) right side surface.

6. A titanate metering and feeding device according to claim 1, characterized in that: the upper end face of the shell (11) on the upper side of the preheating cavity (19) is provided with a switch door (37), and the switch door (37) is hinged to the shell (11) through a switch shaft (18).