Evaporative crystallization salt leg device capable of preventing wall hanging and blocking
By using a combined structure of spiral blades, heat flow pipes and stirring rods in the salt leg device, the problem of salt leg blockage is solved, and a more efficient salt crystallization and filtration effect is achieved.
Patent Information
- Application Number
- CN202420753660.6
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-04-12
- Publication Date
- 2024-12-31
- Estimated Expiration
- 2034-04-12
AI Technical Summary
During the evaporation and crystallization process of salt making, the salt legs are prone to precipitation and adhesion due to poor fluidity and temperature difference, resulting in blockage of the salt legs and low filtration of the discharged materials.
A salt leg device for evaporation and crystallization is designed to prevent wall blockage. It adopts a mixed flow diversion structure of spiral blades, a heat flow pipeline controlled by a regulating valve and a stirring rod. Combined with washing pipelines and salt output pipelines, the flow rate and temperature are controlled to avoid Crystal precipitation and clogging.
It effectively extends the contact time of salt-containing mother liquor, enhances fluidity, avoids pipeline blockage caused by crystal precipitation, and significantly improves the filtration effect of salt-containing discharge.
Smart Images
Figure CN222266148U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of salt-making evaporation equipment, and mainly relates to a salt leg device for preventing evaporation crystallization from wall clogging. Background Art
[0002] In evaporation crystallization equipment, salt legs are usually set in the crystallization separator to precipitate crystallized salt, increase the salt content of the discharge material, and facilitate the centrifugal separation at the back end. The salt legs currently used in the salt evaporation crystallization process are located in the non-circulation area and have poor fluidity. During long-term operation, due to the influence of temperature difference, crystals are easily precipitated and adhered, forming salt hanging, which leads to blockage of the salt legs and low salt content in the discharge material. Utility Model Content
[0003] The utility model proposes a salt leg device for preventing wall clogging during evaporation and crystallization, which solves the problem that the salt legs currently used in the salt evaporation and crystallization process are located in a non-circulation area and have poor fluidity. During long-term operation, due to the influence of temperature difference, crystals are easily precipitated and adhered to form salt, resulting in blockage of the salt legs and low salt content of the discharged material.
[0004] In order to achieve the above purpose, the utility model adopts the following technical solutions:
[0005] A salt leg device for preventing wall clogging of evaporation crystallization comprises a salt leg body, a spiral blade is arranged inside the salt leg body, the spiral blade is a mixing and guiding structure arranged in a surrounding manner, a washing pipe is connected to the salt leg body, the washing pipe is an washing structure controlled by a block, a heat flow pipe is connected to the salt leg body, the first heat flow pipe and the second heat flow pipe are auxiliary dissolution structures controlled by a regulating valve, and a stirring rod is arranged inside the salt leg body, and the stirring rod is a mixing and stirring structure arranged through.
[0006] Preferably, a liquid inlet is provided at the upper end of the salt leg body, a washing pipe is provided through the surface of the salt leg body, and a washing liquid inlet is provided at one end of the washing pipe.
[0007] Preferably, a block is provided inside the elution pipe, the block passes through the elution pipe and is connected with a rotating shaft, and the rotating shaft is located at one end of the elution pipe and is fixed with a knob.
[0008] Preferably, a spiral blade is fixedly arranged inside the salt leg body, a salt outlet pipe is penetrated through the surface of the salt leg body, and a salt outlet port is opened at one end of the salt outlet pipe.
[0009] Preferably, a first heat flow pipe is provided through the surface of the salt leg body, and the first heat flow pipe is located above the spiral blades, and a regulating valve is provided around the first heat flow pipe.
[0010] Preferably, a second heat flow pipe is arranged through the surface of the salt leg body, and the second heat flow pipe is located below the spiral blade, a regulating valve is arranged around the second heat flow pipe, and a heat flow inlet is arranged to connect the first heat flow pipe and the second heat flow pipe.
[0011] Preferably, an emptying channel is fixedly provided below the salt leg body, a stirring motor is provided on the surface of the emptying channel, and a stirring rod is provided through the emptying channel of the stirring motor.
[0012] Preferably, a threaded emptying port is provided at one end of the emptying channel, a threaded shaft is threadedly connected to the threaded emptying port, and a sealing plug is fixedly provided at one end of the threaded shaft.
[0013] The beneficial effects of the utility model are:
[0014] 1. The device uses spiral blades fixedly arranged around the inside of the salt leg body. Under the action of the liquid inlet opened at the upper end of the salt leg body, the knob set through the surface controls the washing pipeline, which is beneficial to the flow rate control when the washing liquid is injected, facilitates the washing treatment of the salt-containing mother liquor, prolongs its contact time, makes the reaction more complete, and significantly improves the effect of use.
[0015] 2. The device is provided with a first heat flow pipe and a second heat flow pipe respectively located at the upper and lower ends of the spiral blades, which are penetrated through the surface of the salt leg body. Under the action of the regulating valve arranged around it, the first heat flow pipe and the second heat flow pipe are connected at one end. The heat flow inlet is beneficial to the temperature control of the salt mother liquor, enhances its fluidity, avoids the crystal precipitation caused by too low temperature, and is more convenient to use.
[0016] 3. The device has a salt outlet pipe at one end which is provided through the surface of the emptying channel. Under the action of a sealing plug which is threadedly connected and sealed at the lower end, a stirring rod driven by a stirring motor which is provided through the surface of the emptying channel is used to facilitate the output and collection of salt crystals, and to facilitate the full mixing and stirring of the salt-containing mother liquor, thus avoiding the blockage of the pipeline caused by the precipitation of crystals, and greatly enhancing the use effect.
[0017] In summary, the utility model, through the elutriation structure and heat flow structure with controllable flow rate, under the action of the spiral blades for internal mixing and guidance, cooperates with the stirring rod driven by the motor, which is beneficial to the flow rate control during the injection of the elutriation liquid and the temperature control of the salt-containing mother liquor, enhances its fluidity, prolongs its contact time, facilitates the full mixing of the salt-containing mother liquor, avoids the pipeline blockage caused by the precipitation of crystals, and significantly improves the effect of use. BRIEF DESCRIPTION OF THE DRAWINGS
[0018] Figure 1 It is a schematic diagram of the overall structure of the utility model.
[0019] Figure 2 It is a schematic diagram of the spiral blade mechanism of the utility model.
[0020] Figure 3 It is a schematic diagram of the washing pipeline mechanism of the utility model.
[0021] Figure 4 It is a schematic diagram of the emptying channel mechanism of the utility model.
[0022] Numbers in the figure: 1. Salt leg body; 2. Liquid inlet; 3. Washing pipe; 4. First heat flow pipe; 5. Second heat flow pipe; 6. Heat flow inlet; 7. Regulating valve; 8. Salt outlet pipe; 9. Stirring motor; 10. Emptying channel; 11. Sealing plug; 12. Salt outlet; 13. Spiral blade; 14. Washing liquid inlet; 15. Block; 16. Rotating shaft; 17. Knob; 18. Stirring stick; 19. Threaded emptying port; 20. Threaded shaft. DETAILED DESCRIPTION
[0023] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.
[0024] Reference Figure 1-Figure 3 As shown, a salt leg device for preventing wall clogging during evaporation and crystallization is provided, a liquid inlet 2 is provided at the upper end of the salt leg main body 1, a washing pipe 3 is penetrated on the surface of the salt leg main body 1, a washing liquid inlet 14 is provided at one end of the washing pipe 3, a blocking block 15 is provided inside the washing pipe 3, the blocking block 15 penetrates the washing pipe 3 and is connected to a rotating shaft 16, the rotating shaft 16 is located at one end of the washing pipe 3 and is fixedly provided with a knob 17, a spiral blade 13 is fixedly provided inside the salt leg main body 1, and the spiral blade 13 fixedly provided around the inside of the salt leg main body 1 is used to control the washing pipe 3 under the action of the liquid inlet 2 provided at the upper end of the salt leg main body 1 in cooperation with the knob 17 penetrated on the surface, which is beneficial to the flow rate control when the washing liquid is injected, facilitates the washing treatment of the salt-containing mother liquor, prolongs its contact time, makes the reaction more sufficient, and significantly improves the effect of use.
[0025] Reference Figure 1-Figure 2As shown, a first heat flow pipe 4 is provided through the surface of the salt leg body 1, and the first heat flow pipe 4 is located above the spiral blade 13, and a regulating valve 7 is arranged around the first heat flow pipe 4; a second heat flow pipe 5 is provided through the surface of the salt leg body 1, and the second heat flow pipe 5 is located below the spiral blade 13, and a regulating valve 7 is arranged around the second heat flow pipe 5, and a heat flow inlet 6 is connected to the first heat flow pipe 4 and the second heat flow pipe 5. The first heat flow pipe 4 and the second heat flow pipe 5, which are respectively located at the upper and lower ends of the spiral blade 13 and are provided through the surface of the salt leg body 1, are provided with the regulating valve 7 arranged around them, and cooperate with the heat flow inlet 6 connected to one end of the first heat flow pipe 4 and the second heat flow pipe 5, which is beneficial to the temperature control of the salt-containing mother liquor, enhances its fluidity, avoids crystal precipitation caused by too low temperature, and is more convenient to use.
[0026] like Figure 1-Figure 4 As shown, a salt outlet pipe 8 is provided through the surface of the salt leg body 1, and a salt outlet port 12 is provided at one end of the salt outlet pipe 8. An emptying channel 10 is fixedly provided below the salt leg body 1, and a stirring motor 9 is provided on the surface of the emptying channel 10. The stirring motor 9 passes through the emptying channel 10 and is provided with a stirring rod 18. A threaded emptying port 19 is provided at one end of the emptying channel 10, and a threaded shaft 20 is threadedly connected to the threaded emptying port 19, and a sealing plug 11 is fixedly provided at one end of the threaded shaft 20. The salt outlet pipe 8 having a salt outlet 12 provided at one end thereof passing through the surface of the emptying channel 10, under the action of the sealing plug 11 threadedly connected and sealed at the lower end, cooperates with the stirring rod 18 driven by the stirring motor 9 and provided on the surface of the emptying channel 10, which is beneficial to the output and collection of salt crystals, facilitates the full mixing and stirring of the salt-containing mother liquor, avoids the blockage of the pipeline caused by the precipitation of crystals, and greatly enhances the use effect.
[0027] Working principle: When in use, the mother liquid containing impurities formed by evaporation is injected into the salt leg body 1 through the liquid inlet 2, and then according to the elutriation requirements, the knob 17 is turned to open the elutriation liquid inlet 14, so that the mother liquid contacts the elutriation liquid injected from the elutriation liquid inlet 14 and enters the salt leg body 1 through the elutriation pipe 3, and the regulating valve 7 is synchronously controlled to allow the heat flow injected from the heat flow inlet 6 to enter the salt leg body 1 through the first heat flow pipe 4, and the three are mixed and flow down through the spiral blades 13 arranged around them for elutriation treatment, and further The mother liquor after the washing step flows down from the spiral blade 13, and under the action of the stirring rod 18 driven by the stirring motor 9 which is arranged on the surface of the emptying channel 10, the second heat flow pipe 5 controlled by the regulating valve 7 is cooperated to mix the mother liquor after the washing, so as to avoid the adhesion and blockage caused by the loss of temperature. After completion, it is pumped out from the salt outlet pipe 8 with a salt outlet 12 at one end, and the remaining miscellaneous liquid is discharged through the threaded emptying port 19 to avoid the blockage of the salt leg body 1, so as to complete the precipitation and crystallization of the salt and facilitate the centrifugal separation at the rear end.
[0028] The above are only preferred specific implementation methods of the utility model, but the protection scope of the utility model is not limited to this. Any technician familiar with the technical field within the technical scope disclosed by the utility model, who makes equivalent replacements or changes based on the technical scheme and utility model concept of the utility model, should be covered by the protection scope of the utility model.
Claims
1. A salt leg device for preventing wall clogging during evaporation and crystallization, comprising a salt leg body (1), characterized in that: The salt leg body (1) is provided with a spiral blade (13) inside, and the spiral blade (13) is a mixing guide structure arranged around, the salt leg body (1) is connected with a washing pipe (3), and the washing pipe (3) is a washing structure controlled by a blocking block (15), the salt leg body (1) is connected with a first heat flow pipe (4) and a second heat flow pipe (5), and the first heat flow pipe (4) and the second heat flow pipe (5) are auxiliary dissolution structures controlled by a regulating valve (7), and the salt leg body (1) is provided with a stirring rod (18), and the stirring rod (18) is a mixing stirring structure arranged through.
2. The salt leg device for preventing wall clogging during evaporation and crystallization according to claim 1, characterized in that: The upper end of the salt leg body (1) is provided with a liquid inlet (2), the surface of the salt leg body (1) is penetrated by a washing pipe (3), and one end of the washing pipe (3) is provided with an washing liquid inlet (14).
3. The salt leg device for preventing wall clogging during evaporation and crystallization according to claim 2, characterized in that: A block (15) is provided inside the washing pipe (3); the block (15) penetrates the washing pipe (3) and is connected to a rotating shaft (16); and the rotating shaft (16) is located at one end of the washing pipe (3) and is fixedly provided with a knob (17).
4. The salt leg device for preventing wall clogging during evaporation and crystallization according to claim 3 is characterized in that: The salt leg body (1) is provided with a spiral blade (13) fixedly arranged inside and surrounding the body. A salt outlet pipe (8) is provided through the surface of the salt leg body (1). A salt outlet port (12) is provided at one end of the salt outlet pipe (8).
5. The salt leg device for preventing wall clogging during evaporation and crystallization according to claim 1, characterized in that: A first heat flow pipe (4) is provided through the surface of the salt leg body (1), and the first heat flow pipe (4) is located above the spiral blade (13). A regulating valve (7) is provided around the first heat flow pipe (4).
6. The salt leg device for preventing wall clogging during evaporation and crystallization according to claim 1, characterized in that: A second heat flow pipe (5) is provided through the surface of the salt leg body (1), and the second heat flow pipe (5) is located below the spiral blade (13). A regulating valve (7) is provided around the second heat flow pipe (5), and a heat flow inlet (6) is provided to connect the first heat flow pipe (4) and the second heat flow pipe (5).
7. The salt leg device for preventing wall clogging during evaporation and crystallization according to claim 1, characterized in that: An emptying channel (10) is fixedly arranged below the salt leg body (1), a stirring motor (9) is arranged on the surface of the emptying channel (10), and a stirring rod (18) is arranged on the stirring motor (9) passing through the emptying channel (10).
8. The salt leg device for preventing wall clogging during evaporation and crystallization according to claim 7, characterized in that: A threaded emptying port (19) is provided at one end of the emptying channel (10), a threaded shaft (20) is threadedly connected to the threaded emptying port (19), and a sealing plug (11) is fixedly provided at one end of the threaded shaft (20).