Environment-friendly separator for evaporative crystallization of sodium sulfate

Abstract

The utility model provides a sodium sulfate evaporative crystallization environment-friendly separator which comprises a treatment box, a treatment cavity is formed in the treatment box, a treatment cylinder is arranged in the middle of the treatment cavity, a heating plate for heating evaporation is arranged on the outer side of the treatment cylinder, an auxiliary separation mechanism for assisting in separating crystals is arranged at the bottom of the treatment cylinder, and an adjusting mechanism is arranged at the top of the treatment cavity. A mixing mechanism is arranged at the bottom of the adjusting mechanism; the adjusting mechanism comprises an adjusting plate and a hydraulic rod, the adjusting plate is arranged at the top of the treatment cavity, the hydraulic rod is arranged on the top face of the adjusting plate, and the top end of the hydraulic rod is fixedly connected with the top face of the inner side of the treatment box. The mixing mechanism in the treatment box is matched with the adjusting mechanism to lift and stir a heated, evaporated and crystallized sodium sulfate solution in the treatment barrel, so that the sodium sulfate solution can be heated and evaporated more uniformly, and the phenomenon that the heating of an uncrystallized sodium sulfate solution is influenced after sodium sulfate in the sodium sulfate solution is crystallized is avoided; and further, the quality of sodium sulfate crystals evaporated and separated by the device is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of sodium sulfate processing equipment, in particular to an environmentally friendly separator for sodium sulfate evaporation and crystallization. Background Art

[0002] Sodium sulfate is a common chemical substance, a colorless crystal or white crystalline powder. Sodium sulfate is widely used in industry, such as as a dehydrating agent in the textile and papermaking industries, and as a catalyst in the chemical industry.

[0003] In the production process of sodium sulfate, it needs to be crystallized. Usually, the prepared sodium sulfate solution is evaporated to evaporate the water in the sodium sulfate solution. After the water in the sodium sulfate solution evaporates, sodium sulfate crystals will be formed.

[0004] The prior art with patent number CN 204824207 U discloses: including a preheating device, an evaporation device and a crystallization separation device. The sodium sulfate solution evaporation crystallization device described in the utility model replaces the traditional steam-heated evaporation crystallization method, uses a compressor to compress the secondary steam discharged from the cooling crystallizer, uses the compressed secondary steam as heating steam, and realizes the circulation of the equipment itself by setting a loop, so that no steam heating or condensing equipment is required, and only a small amount of electricity is needed to achieve a good evaporation effect;

[0005] The above patent document discloses a sodium sulfate solution evaporation and crystallization device to solve the problem of high sodium sulfate evaporation cost; although the sodium sulfate solution evaporation and crystallization device of the above patent can reduce the cost of sodium sulfate crystallization and evaporation to a certain extent, it is found in the actual evaporation process of the sodium sulfate solution that when the sodium sulfate solution is heated and evaporated, the heated crystallized sodium sulfate will affect the contact between the sodium sulfate solution that has not been crystallized and the heat source, which is prone to insufficient sodium sulfate crystallization, and thus easily leads to poor quality of the sodium sulfate crystals.

[0006] In summary, a device is currently needed to facilitate the full evaporation and crystallization of sodium sulfate solution. Utility Model Content

[0007] In view of the deficiencies in the prior art, the utility model provides an environmentally friendly separator for evaporation and crystallization of sodium sulfate, which solves the problems mentioned in the background technology.

[0008] In order to achieve the above objectives, the present invention is implemented through the following technical solutions:

[0009] An environmentally friendly separator for sodium sulfate evaporation and crystallization, comprising a processing box, a processing chamber formed inside the processing box, a processing cylinder in the middle of the processing chamber, a heating plate for heating evaporation is provided outside the processing cylinder, an auxiliary separation mechanism for assisting separation and crystallization is provided at the bottom of the processing cylinder, an adjustment mechanism is provided at the top of the processing chamber, and a mixing mechanism is provided at the bottom of the adjustment mechanism;

[0010] The adjusting mechanism comprises an adjusting plate and a hydraulic rod. The adjusting plate is arranged at the top of the processing chamber. A hydraulic rod is arranged on the top surface of the adjusting plate. The top end of the hydraulic rod is fixedly connected to the top surface of the inner side of the processing box. The adjusting plate and the processing box are engaged and slid. The mixing mechanism comprises a motor 1, a mixing rod, a support rod and a mixing vertical rod. The motor 1 is arranged at the bottom surface of the middle part of the adjusting plate. A mixing rod is arranged at the output end of the motor 1. A support rod is arranged on the outer side of the bottom end of the mixing rod. A mixing vertical rod is arranged at the end of the support rod away from the mixing rod.

[0011] The auxiliary separation mechanism is provided with a discharge pipe in the middle, a liquid discharge pipe is provided on the side of the bottom end of the processing box, an exhaust port is provided on the side of the top end of the processing box, and a liquid inlet pipe is provided through the middle of the processing box.

[0012] Furthermore, the auxiliary separation mechanism includes a support plate and a filter screen, the support plate and the filter screen are arranged in an interval ring, the support plate and the filter screen are both arranged on the inner side of the bottom end of the processing cylinder, and the support plate and the filter screen are arranged to be inclined inwardly.

[0013] Furthermore, the auxiliary separation mechanism also includes a movable ring, a baffle and a second motor. The movable ring is arranged on the inner side of the processing box, the movable ring is rotatably connected to the processing box, a baffle is arranged on the inner side of the movable ring, the baffles are distributed in a ring, and the baffles are arranged corresponding to the filter.

[0014] Furthermore, a mixing bottom rod is provided at the bottom end of the mixing vertical rod, and the mixing bottom rod has the same angle as the top surface of the support plate and the top surface of the filter screen.

[0015] Furthermore, the adjustment mechanism also includes an electric push rod, a cover plate and a vent. The electric push rod is arranged in the middle of the top surface of the adjustment plate, a cover plate is provided at one end of the electric push rod, a vent is opened inside the adjustment plate, and the cover plate and the vent are arranged correspondingly.

[0016] Furthermore, a discharge mechanism is provided at the bottom inner side of the processing box, and the discharge mechanism includes an electric push rod 2, a control rod and a baffle plate. The electric push rod 2 is provided at the bottom inner side of the processing box, and a control rod is provided on the top surface of the electric push rod 2. The control rod penetrates into the inside of the discharge pipe, and a baffle plate is provided on the top of the control rod, and the baffle plate slides in contact with the feed end of the discharge pipe.

[0017] The utility model provides an environmentally friendly separator for sodium sulfate evaporation and crystallization. Compared with the prior art, it has the following beneficial effects:

[0018] The mixing mechanism in the processing box cooperates with the regulating mechanism to lift and stir the sodium sulfate solution that is heated, evaporated and crystallized in the processing cylinder, so that the sodium sulfate solution can be heated and evaporated more evenly, which is convenient for preventing the sodium sulfate crystals in the sodium sulfate solution from affecting the heating of the sodium sulfate solution that has not crystallized, thereby facilitating improving the quality of the sodium sulfate crystals evaporated and separated by the device;

[0019] Most of the water in the solution evaporates and sodium sulfate crystals will form. The filter in the auxiliary separation mechanism can filter out and recycle excess liquid after the sodium sulfate solution crystallizes, which is convenient for shortening the crystallization time and energy consumption of the sodium sulfate solution, thereby achieving the purpose of environmental protection. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0021] Figure 1 The utility model shows a schematic structural diagram of an environmentally friendly sodium sulfate evaporation and crystallization separator;

[0022] Figure 2 The schematic diagram of the structure of the regulating mechanism and the mixing mechanism of the utility model is shown;

[0023] Figure 3 The schematic diagram of discharging sodium sulfate crystals of the utility model is shown;

[0024] Figure 4 A schematic diagram showing the lifting and lowering of the adjustment plate of the utility model is shown;

[0025] Figure 5 A schematic structural diagram of the auxiliary separation mechanism of the utility model is shown;

[0026] As shown in the figure: 1. Processing box; 11. Processing cylinder; 12. Discharge pipe; 13. Discharge pipe; 14. Exhaust port; 15. Liquid inlet pipe; 2. Heating plate; 3. Adjustment mechanism; 31. Adjustment plate; 32. Hydraulic rod; 33. Electric push rod 1; 34. Cover plate; 35. Vent; 4. Mixing mechanism; 41. Motor 1; 42. Mixing rod; 43. Support rod; 44. Mixing vertical rod; 45. Mixing bottom rod; 5. Auxiliary separation mechanism; 51. Support plate; 52. Filter; 53. Movable ring; 54. Baffle; 55. Motor 2; 6. Discharge mechanism; 61. Electric push rod 2; 62. Control rod; 63. Baffle. DETAILED DESCRIPTION

[0027] In order to make the purpose, technical solution and advantages of the embodiments of the utility model clearer, the technical solution in the embodiments of the utility model is described clearly and completely. Obviously, the described embodiments are 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. Example

[0028] In order to solve the technical problems in the background technology, the following sodium sulfate evaporation crystallization environmentally friendly separator is provided:

[0029] Combination Figure 1-Figure 4 As shown, the utility model provides an environmentally friendly separator for sodium sulfate evaporation and crystallization, comprising a treatment box 1, a treatment chamber is formed inside the treatment box 1, a treatment cylinder 11 is arranged in the middle of the treatment chamber, a heating plate 2 for heating and evaporation is arranged outside the treatment cylinder 11, an auxiliary separation mechanism 5 for assisting separation and crystallization is arranged at the bottom of the treatment cylinder 11, an adjustment mechanism 3 is arranged at the top of the treatment chamber, and a mixing mechanism 4 is arranged at the bottom of the adjustment mechanism 3; the heating plate 2 can heat the treatment cylinder 11 to evaporate the water content of the sodium sulfate solution inside the treatment cylinder 11;

[0030] In this embodiment, the adjustment mechanism 3 includes an adjustment plate 31 and a hydraulic rod 32. The adjustment plate 31 is arranged at the top of the processing chamber. The top surface of the adjustment plate 31 is provided with a hydraulic rod 32. The top of the hydraulic rod 32 is fixedly connected to the inner top surface of the processing box 1. The adjustment plate 31 and the processing box 1 are engaged and slid. The mixing mechanism 4 includes a motor 41, a mixing rod 42, a support rod 43 and a mixing vertical rod 44. The motor 41 is arranged on the bottom surface of the middle part of the adjustment plate 31. The output end of the motor 41 is provided with a mixing rod 42. The outer side of the bottom end of the mixing rod 42 is provided with a support rod 43. The support rod 43 A mixing vertical rod 44 is provided at one end away from the mixing rod 42; when the heating plate 2 heats the treatment cylinder 11 and evaporates the water in the sodium sulfate solution inside the treatment cylinder 11, the mixing rod 42 in the mixing mechanism 4 can drive the support rod 43 and the mixing vertical rod 44 to rotate, and stir the sodium sulfate solution inside the treatment cylinder 11 to ensure that the sodium sulfate solution can be heated and evaporated uniformly; the hydraulic rod 32 in the adjustment mechanism 3 can drive the adjustment plate 31 to rise and fall, and adjust the mixing height of the mixing mechanism 4, which is conducive to improving the effect of the mixing mechanism 4 stirring the sodium sulfate solution;

[0031] In this embodiment, a discharge pipe 12 is provided in the middle of the auxiliary separation mechanism 5, a liquid discharge pipe 13 is provided on the side of the bottom end of the processing box 1, an exhaust port 14 is provided on the side of the top end of the processing box 1, and a liquid inlet pipe 15 is provided through the middle of the processing box 1; the exhaust port 14 is provided so that water vapor can be discharged from the device after the water in the sodium sulfate solution evaporates;

[0032] The implementation principle of the first embodiment is as follows: the sodium sulfate solution to be evaporated and crystallized is fed into the treatment tube 11 through the liquid inlet pipe 15, the heating plate 2 heats the treatment tube 11, and the sodium sulfate solution in the treatment tube 11 is heated and heated. At this time, the water in the sodium sulfate solution evaporates and is discharged from the device through the exhaust port 14. During the evaporation of water, the motor 41 in the mixing mechanism 4 drives the mixing rod 42, the support rod 43 and the mixing vertical rod 44 to rotate, and stirs the sodium sulfate solution in the evaporation, thereby facilitating the uniform heating and evaporation of the sodium sulfate solution, and is conducive to avoiding the situation where the sodium sulfate in the sodium sulfate solution is insufficiently crystallized or the crystals are too agglomerated. Example

[0033] like Figure 1-Figure 5 As shown, based on the above embodiment, this embodiment further provides the following contents:

[0034] In order to improve the efficiency of the evaporation crystallization of the device, this embodiment provides the following design:

[0035] The auxiliary separation mechanism 5 includes a support plate 51 and a filter screen 52, which are arranged in an interval ring array. The support plate 51 and the filter screen 52 are both arranged on the inner side of the bottom end of the treatment cylinder 11, and the support plate 51 and the filter screen 52 are arranged to be inclined inward; since most of the water in the solution evaporates, sodium sulfate crystals will form. At this time, the filter screen 52 can filter out and recycle excess liquid after the sodium sulfate solution crystallizes, which is convenient for shortening the crystallization time and energy consumption of the sodium sulfate solution, thereby achieving the purpose of environmental protection;

[0036] The inclined support plate 51 and filter screen 52 facilitate the gathering of sodium sulfate crystals and facilitate the subsequent discharge of sodium sulfate crystals from the device;

[0037] In this embodiment, the auxiliary separation mechanism 5 further includes a movable ring 53, a baffle 54 and a second motor 55. The movable ring 53 is arranged inside the processing box 1, and the movable ring 53 is rotatably connected to the processing box 1. A baffle 54 is arranged inside the movable ring 53, and the baffles 54 are arranged in a ring array. The baffles 54 are arranged corresponding to the filter screen 52; under the rotation of the movable ring 53 and the baffle, the filter screen 52 can be blocked according to demand, so that the filter screen 52 can work when needed;

[0038] In this embodiment, a mixing bottom rod 45 is provided at the bottom end of the mixing vertical rod 44, and the mixing bottom rod 45 has the same angle as the top surface of the support plate 51 and the top surface of the filter screen 52; the mixing bottom rod 45 provided at the bottom of the mixing vertical rod 44 can slide against the top surface of the support plate 51 and the top surface of the filter screen 52 when the sodium sulfate crystals are discharged, and can push the agglomerated sodium sulfate crystals to gather the sodium sulfate crystals toward the discharge pipe 12 while dispersing them, which is conducive to the full discharge of the sodium sulfate crystals;

[0039] In this embodiment, the adjustment mechanism 3 further includes an electric push rod 33, a cover plate 34 and a vent 35. The electric push rod 33 is arranged in the middle of the top surface of the adjustment plate 31, and a cover plate 34 is arranged at the end of the electric push rod 33. The vent 35 is opened inside the adjustment plate 31, and the cover plate 34 is arranged corresponding to the vent 35; through the set cover plate 34, the vent 35 can be blocked under the push of the electric push rod 33, so that when the filter 52 filters the excess liquid, the adjustment plate 31 rises and falls, and the pressure of the air above the filter 52 is changed, so as to facilitate the excess liquid to pass through the filter 52;

[0040] In this embodiment, a discharge mechanism 6 is provided at the bottom of the inner side of the processing box 1, and the discharge mechanism 6 includes an electric push rod 61, a control rod 62 and a baffle 63. The electric push rod 61 is provided at the bottom of the inner side of the processing box 1, and the top surface of the electric push rod 61 is provided with a control rod 62, and the control rod 62 penetrates into the inside of the discharge pipe 12. A baffle 63 is provided on the top of the control rod 62, and the baffle 63 slides in contact with the feed end of the discharge pipe 12; by raising and lowering the baffle 63 at the feed end of the discharge pipe 12, the discharge pipe 12 can be blocked when the sodium sulfate solution evaporates, and the discharge pipe 12 can be opened when the sodium sulfate is crystallized, separated and discharged;

[0041] The implementation principle of the second embodiment is: after most of the water in the sodium sulfate solution evaporates, sodium sulfate crystals are formed, and the movable ring 53 drives the baffle plate and the filter screen 52 to separate under the drive of the second motor 55. At this time, the filter screen 52 can filter the excess liquid in the sodium sulfate crystals above, reducing the time for water evaporation in the sodium sulfate crystals, thereby making the sodium sulfate crystal separator more environmentally friendly.

[0042] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions, the elements defined by the sentence "comprise a ..." do not exclude the existence of other identical elements in the process, method, article or device including the elements.

[0043] The above embodiments are only used to illustrate the technical solutions of the present invention, rather than to limit it. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that the technical solutions described in the aforementioned embodiments may still be modified, or some of the technical features may be replaced by equivalents. However, these modifications or replacements do not deviate the essence of the corresponding technical solutions from the spirit and scope of the technical solutions of the embodiments of the present invention.

Claims

1. An environmentally friendly separator for sodium sulfate evaporation and crystallization, characterized in that: The invention comprises a processing box (1), wherein a processing chamber is formed inside the processing box (1), a processing cylinder (11) is provided in the middle of the processing chamber, a heating plate (2) for heating and evaporation is provided outside the processing cylinder (11), an auxiliary separation mechanism (5) for assisting separation and crystallization is provided at the bottom of the processing cylinder (11), an adjustment mechanism (3) is provided at the top of the processing chamber, and a mixing mechanism (4) is provided at the bottom of the adjustment mechanism (3); The adjusting mechanism (3) comprises an adjusting plate (31) and a hydraulic rod (32); the adjusting plate (31) is arranged at the top of the processing chamber; the hydraulic rod (32) is arranged on the top surface of the adjusting plate (31); the top end of the hydraulic rod (32) is fixedly connected to the inner top surface of the processing box (1); the adjusting plate (31) and the processing box (1) are engaged and slidable; the mixing mechanism (4) comprises a motor (41), a mixing rod (42), a support rod (43) and a mixing vertical rod (44); the motor (41) is arranged at the bottom surface of the middle part of the adjusting plate (31); the mixing rod (42) is arranged at the output end of the motor (41); the support rod (43) is arranged on the outer side of the bottom end of the mixing rod (42); and the mixing vertical rod (44) is arranged at one end of the support rod (43) away from the mixing rod (42); The auxiliary separation mechanism (5) is provided with a discharge pipe (12) in the middle, a liquid discharge pipe (13) is provided on the side of the bottom end of the processing box (1), an exhaust port (14) is provided on the side of the top end of the processing box (1), and a liquid inlet pipe (15) is provided through the middle of the processing box (1).

2. The environmentally friendly sodium sulfate evaporation crystallization separator according to claim 1, characterized in that: The auxiliary separation mechanism (5) comprises a support plate (51) and a filter screen (52); the support plate (51) and the filter screen (52) are arranged in an interval ring array; the support plate (51) and the filter screen (52) are both arranged on the inner side of the bottom end of the treatment cylinder (11); the support plate (51) and the filter screen (52) are arranged to be inclined inwards.

3. A sodium sulfate evaporation crystallization environment-friendly separator according to claim 2, characterized in that: The auxiliary separation mechanism (5) further comprises a movable ring (53), a baffle (54) and a second motor (55); the movable ring (53) is arranged inside the processing box (1); the movable ring (53) is rotatably connected to the processing box (1); a baffle (54) is arranged inside the movable ring (53); the baffles (54) are arranged in a ring array; and the baffles (54) and the filter screen (52) are arranged correspondingly.

4. The environmentally friendly separator for sodium sulfate evaporation and crystallization according to claim 1, characterized in that: A mixing bottom rod (45) is provided at the bottom end of the mixing vertical rod (44); the mixing bottom rod (45) has the same angle as the top surface of the support plate (51) and the top surface of the filter screen (52).

5. The environmentally friendly sodium sulfate evaporation crystallization separator according to claim 1, characterized in that: The adjustment mechanism (3) further comprises an electric push rod (33), a cover plate (34) and a vent (35); the electric push rod (33) is arranged in the middle of the top surface of the adjustment plate (31); the cover plate (34) is arranged at the end of the electric push rod (33); the vent (35) is opened inside the adjustment plate (31); and the cover plate (34) and the vent (35) are arranged correspondingly.

6. The environmentally friendly sodium sulfate evaporation crystallization separator according to claim 5, characterized in that: A discharge mechanism (6) is provided at the bottom of the inner side of the processing box (1), and the discharge mechanism (6) comprises an electric push rod (61), a control rod (62) and a baffle plate (63). The electric push rod (61) is provided at the bottom of the inner side of the processing box (1), and the top surface of the electric push rod (61) is provided with a control rod (62), and the control rod (62) penetrates into the inside of the discharge pipe (12). A baffle plate (63) is provided at the top end of the control rod (62), and the baffle plate (63) is slidably fitted with the feed end of the discharge pipe (12).

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