Sodium carbonate purification device

Abstract

The utility model relates to the technical field of chemical equipment, and provides a sodium carbonate purification device which comprises a tank body, a stirring piece vertically penetrating through the tank body, a driving assembly driving the stirring piece to rotate and a heating assembly providing a heat source for the stirring piece. A conical discharging hopper is arranged between a guide hopper and a filter screen, when a first electromagnet and a second electromagnet are in a power-on state, the discharging hopper tends to move upwards to block a discharging opening through magnetic attraction force of the first electromagnet and the second electromagnet, and when the first electromagnet and the second electromagnet are in a power-off state, the discharging hopper slides downwards to block the discharging opening. Liquid above the guide hopper can flow downwards through the discharging opening and is filtered through the filter screen, impurities in the liquid are removed, the purification effect is achieved, meanwhile, due to the conical arrangement of the discharging hopper and the filter screen, the impurities can be dispersed conveniently, the filtering efficiency is improved, and the problem that in the prior art, the filtering effect is affected due to the fact that the impurities are not evenly distributed on the filter plate is solved.

Description

Technical Field

[0001] The utility model relates to the technical field of chemical equipment, and specifically to a sodium carbonate purification device. Background Art

[0002] Sodium carbonate purification is achieved by dissolving solid sodium carbonate materials and filtering them. During the filtration process, hot air needs to be continuously introduced to prevent the precipitation of sodium carbonate crystals.

[0003] After searching, the announcement number CN211688285U discloses an industrial sodium carbonate purification device, including a box, a partition is vertically fixed at the center of the box, and the partition divides the box into a stirring area and a filtering area, a filter plate is fixed inside the box and located on the right side of the partition, a feed pipe is connected to the left side of the top of the box, a discharge pipe is connected to the bottom of the right side wall of the box, and a valve is provided on the wall of the discharge pipe, a pump is fixed at the bottom of the box and located on the left side of the partition, and the output end of the pump is connected to the top of the partition through the pumping pipe, a motor is fixed at the center of the top of the box, and two first pulleys are fixed at the end of the output shaft of the motor. The device can ensure that the liquid inside the box is kept within a certain temperature to avoid crystal precipitation and liquid loss.

[0004] However, the above-mentioned sodium carbonate purification equipment still has the following problems: the filtering method of the above-mentioned sodium carbonate purification equipment is to pump the liquid to the top of the filter plate for filtration through the operation of the pump. During this process, impurities are easily accumulated at the outlet of the pump's suction pipe, causing the impurities to be unevenly distributed on the filter plate, affecting the filtering effect. Utility Model Content

[0005] The utility model provides a sodium carbonate purification device, which solves the problem in the prior art that impurities are unevenly distributed on a filter plate and affect the filtering effect.

[0006] The technical solution of the utility model is as follows: a sodium carbonate purification device, comprising a tank body, a stirring member vertically penetrating the tank body, a driving assembly for driving the stirring member to rotate, and a heating assembly for providing a heat source for the stirring member, wherein a material guide hopper and a filter screen located below the material guide hopper are fixed in the tank body, the diameter of the material guide hopper gradually decreases from top to bottom, and the diameter of the filter screen gradually increases from top to bottom, the stirring member is located in an area above the material guide hopper and is provided with a plurality of upper heat-conducting pipes arranged with equal gradients, the stirring member is located in an area below the filter screen and is provided with a plurality of lower heat-conducting pipes arranged with equal gradients, a material discharge port is provided at the bottom of the material guide hopper, and a material discharge member for opening and closing the material discharge port is provided between the material guide hopper and the filter screen.

[0007] Preferably, the stirring member includes a stirring shaft, which is rotatably connected to the tank body, the top of the stirring shaft extends outside the tank body and is fixed with a driven gear, the stirring shaft is a hollow tube, and two groups of spacers are respectively fixed on the stirring shaft in the area above the material guide hopper and below the filter screen, and the stirring shaft is provided with a plurality of guide holes that are respectively connected to the upper heat-conducting pipe fitting and the lower heat-conducting pipe fitting.

[0008] Preferably, the driving assembly comprises a motor and a reduction gear unit, the motor and the reduction gear unit are fixedly mounted on the top surface of the tank body, and a driving gear meshing with a driven gear is fixed on the output shaft end of the motor and the reduction gear unit.

[0009] Preferably, the heating component comprises a hot air blower, the hot air blower is fixedly mounted on the top surface of the tank body, and an air duct communicating with the stirring shaft is fixed to the output end of the hot air blower.

[0010] Preferably, the upper heat-conducting pipe fitting and the lower heat-conducting pipe fitting both include a long pipe section, a short pipe section and a curved pipe section connecting the long pipe section and the short pipe section.

[0011] Preferably, the length of the long tube section above the guide hopper gradually decreases from top to bottom, and the length of the long tube section below the filter screen gradually increases from top to bottom.

[0012] Preferably, the length of the short pipe section above the guide hopper gradually decreases from top to bottom, and the length of the short pipe section below the filter screen gradually increases from top to bottom.

[0013] Preferably, the material discharge part includes a material discharge hopper, the diameter of which gradually increases from top to bottom, a slip ring mounted on the outside of the stirring shaft is fixed at the top of the material discharge hopper, a shell is provided on the outer sliding sleeve of the top of the slip ring, a bracket is fixed on the outer side of the shell, the lower end of the bracket is fixed on the guide hopper, a first electromagnet is fixedly mounted at the position where the slip ring is located inside the shell, and a second electromagnet corresponding to the first electromagnet is fixed inside the shell.

[0014] The beneficial effects of the utility model are:

[0015] 1. In the utility model, the motor and the reduction unit drive the driving gear to rotate, and the meshing of the driving gear and the driven gear drives the stirring shaft to rotate, and then the upper heat-conducting pipe and the lower heat-conducting pipe on the stirring shaft stir the area above the guide hopper and the area below the filter respectively. Compared with the prior art, the utility model adopts a coaxial stirring method, which reduces power loss and realizes simultaneous stirring of the two areas;

[0016] 2. In the utility model, the heated air passes through the partition located at the top layer, so that the air passes through the long pipe section on the side wall into the short pipe section, and then is introduced into the stirring shaft through the curved pipe section, and then circulates through the long pipe section, curved pipe section and short pipe section of the next layer in sequence, so as to realize the cascade heat conduction of the upper heat-conducting pipe fitting in the area above the guide hopper, and similarly, the cascade heat conduction of the lower heat-conducting pipe fitting in the area below the filter screen can be realized, thereby improving the heat conduction efficiency to avoid the crystallization of sodium carbonate;

[0017] 3. In the utility model, a conical lower hopper is arranged between the guide hopper and the filter screen. When the first electromagnet and the second electromagnet are powered on, the magnetic attraction of the two causes the lower hopper to tend to move upward and block the lower opening. When the first electromagnet and the second electromagnet are powered off, the lower hopper slides downward, and the liquid above the guide hopper can flow downward through the lower opening and be filtered through the filter screen to remove impurities in the liquid, thereby achieving a purification effect. At the same time, the conical arrangement of the lower hopper and the filter screen facilitates the dispersion of impurities and improves the filtering efficiency, thereby solving the problem in the prior art that the uneven distribution of impurities on the filter plate affects the filtering effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] The utility model is further described in detail below in conjunction with the accompanying drawings and specific implementation methods.

[0019] Figure 1 This is a schematic diagram of the structure of a sodium carbonate purification device proposed in the utility model;

[0020] Figure 2 This is a half-section structural schematic diagram of a sodium carbonate purification device proposed in the utility model;

[0021] Figure 3 This is a half-section front view structural schematic diagram of a sodium carbonate purification device proposed by the utility model;

[0022] Figure 4 for Figure 3 The enlarged structural diagram at A in the middle;

[0023] Figure 5 This is a schematic diagram of the structure of the upper heat-conducting pipe proposed by the utility model;

[0024] In the figure: 1. tank body; 11. guide hopper; 111. discharge port; 12. filter screen; 2. stirring element; 21. stirring shaft; 22. driven gear; 23. spacer; 24. guide hole; 3. drive assembly; 31. motor and reducer unit; 32. driving gear; 4. upper heat-conducting pipe; 41. long pipe section; 42. short pipe section; 43. curved pipe section; 5. heating assembly; 51. hot air blower; 52. air guide duct; 6. lower heat-conducting pipe; 7. discharge element; 71. discharge hopper; 72. slip ring; 73. first electromagnet; 74. housing; 75. second electromagnet; 76. bracket. DETAILED DESCRIPTION

[0025] The following will be combined with the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0026] See also Figure 1 and Figure 2 The utility model provides a technical solution: a sodium carbonate purification device, comprising a tank body 1, a stirring member 2 vertically penetrating the tank body 1, a driving assembly 3 for driving the stirring member 2 to rotate, and a heating assembly 5 for providing a heat source for the stirring member 2. A material guide hopper 11 and a filter screen 12 located below the material guide hopper 11 are fixed in the tank body 1. The diameter of the material guide hopper 11 gradually decreases from top to bottom, and the diameter of the filter screen 12 gradually increases from top to bottom. The stirring member 2 is located in an area above the material guide hopper 11 and is provided with a plurality of upper heat-conducting pipes 4 with equal gradients. The stirring member 2 is located in an area below the filter screen 12 and is provided with a plurality of lower heat-conducting pipes 6 with equal gradients. A material discharge port 111 is provided at the bottom of the material guide hopper 11, and a material discharge member 7 for opening and closing the material discharge port 111 is provided between the material guide hopper 11 and the filter screen 12.

[0027] See also Figure 2 and Figure 3 The stirring member 2 includes a stirring shaft 21, which is rotatably connected to the tank body 1. The top of the stirring shaft 21 extends to the outside of the tank body 1 and is fixed with a driven gear 22. The stirring shaft 21 is a hollow tube. Two groups of spacers 23 are fixed to the stirring shaft 21 in the upper area of ​​the guide hopper 11 and the lower area of ​​the filter screen 12. The stirring shaft 21 is provided with a plurality of guide holes 24 respectively connected with the upper heat-conducting pipe fitting 4 and the lower heat-conducting pipe fitting 6.

[0028] The driving assembly 3 includes a motor and a reduction gear unit 31, which is fixedly mounted on the top surface of the tank body 1. A driving gear 32 meshing with the driven gear 22 is fixed to the output shaft end of the motor and the reduction gear unit 31. The motor and the reduction gear unit 31 drives the driving gear 32 to rotate, and the meshing of the driving gear 32 and the driven gear 22 drives the stirring shaft 21 to rotate, and then the upper heat-conducting pipe 4 and the lower heat-conducting pipe 6 on the stirring shaft 21 stir the area above the guide hopper 11 and the area below the filter screen 12 respectively.

[0029] The heating assembly 5 includes a hot air blower 51, which is fixedly installed on the top surface of the tank body 1. An air duct 52 connected to the stirring shaft 21 is fixed at the output end of the hot air blower 51. The hot air blower 51 works by conveying heated air to the stirring shaft 21 through the air duct 52, and the upper heat-conducting pipe fitting 4 and the lower heat-conducting pipe fitting 6 in the area above the guide hopper 11 and the area below the filter screen 12 are connected in sequence.

[0030] See also Figure 3 and Figure 5 The upper heat-conducting pipe fitting 4 and the lower heat-conducting pipe fitting 6 both include a long pipe section 41, a short pipe section 42, and a curved pipe section 43 connecting the long pipe section 41 and the short pipe section 42. The length of the long pipe section 41 above the guide hopper 11 gradually decreases from top to bottom, and the length of the long pipe section 41 below the filter screen 12 gradually increases from top to bottom. The length of the short pipe section 42 above the guide hopper 11 gradually decreases from top to bottom, and the length of the short pipe section 42 below the filter screen 12 gradually increases from top to bottom. It should be explained in detail that the topmost spacer 23 of the upper group is located between the long pipe section 41 and the short pipe section 42 of the first upper heat-conducting pipe fitting 4, the second layer spacer 23 of the upper group is located between the long pipe section 41 and the short pipe section 42 of the second upper heat-conducting pipe fitting 4, and the third layer spacer 23 of the upper group is located between the long pipe section 41 and the short pipe section 42 of the third upper heat-conducting pipe fitting 4. The topmost partition sheet 23 of the lower group is located between the long tube section 41 and the short tube section 42 of the first lower heat-conducting pipe fitting 6, the second-layer partition sheet 23 of the lower group is located between the long tube section 41 and the short tube section 42 of the second lower heat-conducting pipe fitting 6, and the third-layer partition sheet 23 of the lower group is located between the long tube section 41 and the short tube section 42 of the third lower heat-conducting pipe fitting 6. The heated air is separated by the partition sheet 23 located at the top layer, so that the air passes through the long tube section 41 on the side wall into the short tube section 42, and then is introduced into the stirring shaft 21 by the curved tube section 43, and then circulates in sequence through the long tube section 41, the curved tube section 43 and the short tube section 42 of the next layer, so as to realize the cascade heat conduction of the upper heat-conducting pipe fitting 4 in the area above the guide hopper 11, and similarly, the cascade heat conduction can be realized through the lower heat-conducting pipe fitting 6 in the area below the filter screen 12.

[0031] See also Figure 3 and Figure 4The material discharging part 7 comprises a material discharging hopper 71, the diameter of which gradually increases from top to bottom, a slip ring 72 sleeved on the outside of the stirring shaft 21 is fixed on the top of the material discharging hopper 71, a housing 74 is slidably sleeved on the outer side of the top of the slip ring 72, a bracket 76 is fixed on the outer side of the housing 74, and the lower end of the bracket 76 is fixed on the guide hopper 11, the slip ring 72 is located in the housing 74 and is fixedly sleeved with a first electromagnet 73, a second electromagnet 75 corresponding to the first electromagnet 73 is fixed in the housing 74, when the first electromagnet 73 and the second electromagnet 75 are powered on, the magnetic attraction of the two causes the material discharging hopper 71 to tend to move upward and block the material discharging port 111, and when the first electromagnet 73 and the second electromagnet 75 are powered off, the material discharging hopper 71 slides downward, so that the liquid above the guide hopper 11 can flow downward through the material discharging port 111 and be filtered through the filter screen 12 to remove impurities in the liquid, thereby achieving a purification effect.

[0032] The working principle and use process of the utility model are as follows: the motor and the reduction unit 31 work to drive the driving gear 32 to rotate, and the meshing of the driving gear 32 and the driven gear 22 drives the stirring shaft 21 to rotate, and then the upper heat-conducting pipe 4 and the lower heat-conducting pipe 6 on the stirring shaft 21 respectively stir the area above the guide hopper 11 and the area below the filter screen 12, and at the same time, the hot air blower 51 works to transport heated air to the stirring shaft 21 through the air duct 52, and under the partition of the partition 23 located on the uppermost layer, the air passes through the long pipe section 41 on the side wall into the short pipe section 42, and then is introduced into the stirring shaft 21 through the curved pipe section 43, and then circulates through the long pipe section 41, the curved pipe section 43 and the short pipe section 42 of the next layer in sequence, so as to realize the cascade heat conduction of the upper heat-conducting pipe 4 in the area above the guide hopper 11, and similarly, the cascade heat conduction can be achieved through the lower heat-conducting pipe 6 in the area below the filter screen 12, thereby improving the heat conduction efficiency to avoid the crystallization of sodium carbonate;

[0033] When the first electromagnet 73 and the second electromagnet 75 are powered on, their magnetic attraction causes the lower hopper 71 to tend to move upward and block the lower opening 111. When the first electromagnet 73 and the second electromagnet 75 are powered off, the lower hopper 71 slides downward, allowing the liquid above the guide hopper 11 to flow downward through the lower opening 111 and be filtered through the filter screen 12 to remove impurities in the liquid, thereby achieving a purification effect.

[0034] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A sodium carbonate purification device, comprising a tank body (1), a stirring member (2) vertically penetrating the tank body (1), a driving assembly (3) for driving the stirring member (2) to rotate, and a heating assembly (5) for providing a heat source for the stirring member (2), characterized in that: A material guide hopper (11) and a filter screen (12) located below the material guide hopper (11) are fixed in the tank body (1); the diameter of the material guide hopper (11) gradually decreases from top to bottom, and the diameter of the filter screen (12) gradually increases from top to bottom; the stirring member (2) is located in an area above the material guide hopper (11) and is provided with a plurality of upper heat conduction pipes (4) arranged with equal gradients; the stirring member (2) is located in an area below the filter screen (12) and is provided with a plurality of lower heat conduction pipes (6) arranged with equal gradients; a material discharge port (111) is provided at the bottom of the material guide hopper (11); and a material discharge member (7) for opening and closing the material discharge port (111) is provided between the material guide hopper (11) and the filter screen (12).

2. A sodium carbonate purification device according to claim 1, characterized in that, The stirring member (2) comprises a stirring shaft (21), the stirring shaft (21) is rotatably connected to the tank body (1), the top end of the stirring shaft (21) extends outside the tank body (1) and is fixed with a driven gear (22), the stirring shaft (21) is a hollow tube, two groups of spacers (23) are respectively fixed to the stirring shaft (21) in the area above the guide hopper (11) and in the area below the filter screen (12), and a plurality of guide holes (24) are respectively opened on the stirring shaft (21) and are communicated with the upper heat-conducting pipe member (4) and the lower heat-conducting pipe member (6).

3. A sodium carbonate purification device according to claim 2, characterized in that, The driving assembly (3) comprises a motor and a reduction gear unit (31), wherein the motor and the reduction gear unit (31) are fixedly mounted on the top surface of the tank body (1), and a driving gear (32) meshing with a driven gear (22) is fixed on the output shaft end of the motor and the reduction gear unit (31).

4. A sodium carbonate purification device according to claim 2, characterized in that, The heating assembly (5) comprises a hot air blower (51), the hot air blower (51) being fixedly mounted on the top surface of the tank body (1), and an air guide pipe (52) communicating with the stirring shaft (21) being fixedly mounted on the output end of the hot air blower (51).

5. A sodium carbonate purification device according to claim 1, characterized in that, The upper heat-conducting pipe member (4) and the lower heat-conducting pipe member (6) both comprise a long pipe section (41), a short pipe section (42), and a curved pipe section (43) connecting the long pipe section (41) and the short pipe section (42).

6. A sodium carbonate purification device according to claim 5, characterized in that, The length of the long pipe section (41) above the guide hopper (11) gradually decreases from top to bottom, and the length of the long pipe section (41) below the filter screen (12) gradually increases from top to bottom.

7. A sodium carbonate purification device according to claim 5, characterized in that, The length of the short pipe section (42) above the guide hopper (11) gradually decreases from top to bottom, and the length of the short pipe section (42) below the filter screen (12) gradually increases from top to bottom.

8. A sodium carbonate purification device according to claim 1, characterized in that, The material discharge member (7) comprises a material discharge hopper (71), the diameter of which gradually increases from top to bottom, a slip ring (72) sleeved on the outside of the stirring shaft (21) is fixed on the top of the material discharge hopper (71), a housing (74) is slidably sleeved on the outside of the top of the slip ring (72), a bracket (76) is fixed on the outside of the housing (74), the lower end of the bracket (76) is fixed on the guide hopper (11), a first electromagnet (73) is fixedly sleeved on the part of the slip ring (72) located inside the housing (74), and a second electromagnet (75) corresponding to the first electromagnet (73) is fixed inside the housing (74).

Images