CN215403190U - Concentrated solution drying device - Google Patents
Concentrated solution drying device Download PDFInfo
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- CN215403190U CN215403190U CN202120351409.3U CN202120351409U CN215403190U CN 215403190 U CN215403190 U CN 215403190U CN 202120351409 U CN202120351409 U CN 202120351409U CN 215403190 U CN215403190 U CN 215403190U
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Abstract
The utility model relates to a concentrated solution drying device, which comprises an evaporation body, a stirring device, a condensing device and a vacuumizing device, wherein the evaporation body comprises an evaporation cylinder and a jacket arranged outside the evaporation cylinder, the axis of the evaporation cylinder is horizontally arranged, the condensing device comprises a condenser, a secondary steam outlet of the evaporation cylinder is communicated with a steam inlet of the condenser, and a condensate outlet of the condenser is communicated with the vacuumizing device; the stirring device comprises a main shaft, a plurality of scraper supports, a plurality of fixed scraper components and a plurality of movable scraper components, wherein the main shaft is horizontally arranged in the evaporation cylinder body, the main shaft is driven to rotate by a speed reducer, the scraper supports are fixedly arranged on the main shaft, and the scraper supports are sequentially arranged at intervals along the axial direction of the main shaft; the fixed scraper components and the movable scraper components are sequentially arranged along the axial direction of the main shaft, the fixed scraper components and the movable scraper components are sequentially arranged at intervals along the axial direction of the main shaft, and at least one group of fixed scraper components and one group of movable scraper components are arranged at the same shaft section of the main shaft around the circumferential direction of the main shaft.
Description
Technical Field
The utility model belongs to the technical field of evaporators, and particularly relates to a concentrated solution drying device.
Background
In industrial wastewater treatment, the main concentration equipment at present is an evaporator, such as a single-effect evaporator, a multi-effect evaporator, an MVR evaporator and the like, but the single-effect evaporator, the multi-effect evaporator and the traditional MVR evaporator have overlarge volumes, the installation height, the installation environment and the installation site requirements are high, the preparation and installation costs are high, the evaporator heats materials to a certain temperature, evaporation concentration is started after the evaporation temperature is reached, only a concentrate is left in an evaporation cylinder, and finally, due to the limitation of the evaporator and insufficient stirring of the concentrate in the evaporation cylinder, the evaporation efficiency is low, the concentration rate is low, most of the concentrate is still produced, and if an enterprise directly commissions for external treatment, a large amount of hazardous waste treatment costs can be increased for the enterprise; in the prior art, the concentrate generated after evaporation is treated as hazardous waste, generally by landfill and incineration, and can directly bring serious pollution to the atmosphere and water and soil resources.
SUMMERY OF THE UTILITY MODEL
In order to solve the problems of large volume and low concentration rate of an evaporator in the prior art, the utility model provides a concentrated solution drying device which is small in occupied area and high in concentration rate and can effectively reduce the discharge amount of concentrate.
In order to solve the technical problems, the technical scheme adopted by the utility model is that the concentrated solution drying device comprises an evaporation body, a stirring device, a condensing device and a vacuumizing device, wherein the evaporation body comprises an evaporation cylinder and a jacket arranged outside the evaporation cylinder, the axis of the evaporation cylinder is horizontally arranged, the condensing device comprises a condenser, a secondary steam outlet of the evaporation cylinder is communicated with a steam inlet of the condenser through a pipeline, and a condensate outlet of the condenser is communicated with the vacuumizing device through a pipeline;
the stirring device comprises a main shaft, a plurality of scraper supports, a plurality of fixed scraper components and a plurality of movable scraper components, wherein the main shaft is arranged in the evaporation cylinder in the horizontal direction, the main shaft is driven to rotate by a speed reducer, the scraper supports are fixedly arranged on the main shaft, and the scraper supports are sequentially arranged at intervals along the axial direction of the main shaft; a plurality of fixed scraper blade subassembly and a plurality of activity scraper blade subassembly all sets gradually along the axial of main shaft, just fixed scraper blade subassembly with activity scraper blade subassembly sets gradually at the interval along the axial of main shaft, just is in same shaft section of main shaft sets up a set ofly at least around its circumference fixed scraper blade subassembly sets up a set ofly at least activity scraper blade subassembly.
Preferably, the vacuumizing device comprises a vacuum ejector, a high-speed circulating pump and a circulating water tank, a water inlet of the high-speed circulating pump is communicated with the circulating water tank through a pipeline, a water outlet of the high-speed circulating pump is communicated with a jet inlet of the vacuum ejector through a pipeline, a suction port of the vacuum ejector is communicated with a condensate outlet of the condenser through a pipeline, and a jet outlet of the vacuum ejector is communicated with the circulating water tank through a pipeline. The high-speed circulating pump drives the vacuum ejector to vacuumize the evaporation cylinder, after the pressure value in the evaporation cylinder reaches a set value, a heat source is introduced into the jacket, the feed inlet of the evaporation body is opened, sewage is sucked into the evaporation cylinder, and the vacuumizing capacity of the vacuumizing device is stable and reliable.
Preferably, the vacuumizing device further comprises a water inlet pump, a coil pipe is arranged in the circulating water tank, a water inlet of the water inlet pump is communicated with the condenser, and a water outlet of the water inlet pump is communicated with the coil pipe; and a water outlet of the circulating water tank is connected with a drainage pump. When the liquid level of the circulating water tank is higher than a set value, the draining pump is started to drain redundant water, so that automatic draining of the circulating water tank is facilitated; the water in the circulating water tank is cooled by the condensed water extracted by the water inlet pump condenser, so that the vacuum ejector is effectively protected from being influenced by temperature, and the high-efficiency and stable work of the vacuum ejector is ensured.
Preferably, the concentrated solution drying device further comprises a frame, the evaporation body, the condensing device and the vacuumizing device are all arranged on the frame, the condenser is located above the evaporation body, the vacuum ejector, the high-speed circulating pump, the circulating water tank, the water inlet pump and the draining pump are all located below the evaporation body, and the frame is further provided with an electric control cabinet which is located on the side of the evaporation body. The concentrated solution drying device is reasonable and compact in structure arrangement, and the evaporation body is of a horizontal structure, so that the volume of the concentrated solution drying device is greatly reduced, the occupied area of the concentrated solution drying device is reduced, and the concentrated solution drying device is convenient to prepare and install.
Preferably, the concentrated solution drying device further comprises a defoaming device, wherein an air inlet of the defoaming device is communicated with the evaporation cylinder, and an air outlet of the defoaming device is communicated with the condenser. The setting of defoaming device prevents effectively that the foam that the evaporation body produced from getting into condenser, vacuum ejector and high-speed circulating pump, prevents effectively that the material that the foam was smugglied secretly from causing the corruption to condenser, vacuum ejector and high-speed circulating pump, improves this concentrate drying device's concentration efficiency, prolongs this concentrate drying device's life.
Furthermore, the fixed scraper component comprises a first mounting plate, the first mounting plate is fixedly connected with the corresponding scraper bracket, and a fixed scraper is fixedly arranged on the first mounting plate; the activity scraper blade subassembly includes connecting rod, second mounting panel and third mounting panel, the scraper blade support fixed connection of second mounting panel and correspondence, the connecting rod passes the second mounting panel along the radial slip of main shaft, the one end and the third mounting panel fixed connection of main shaft are kept away from to the connecting rod, the cover is equipped with the elastic component on the connecting rod, the elastic component is located between second mounting panel and the third mounting panel, the fixed movable scraper that is provided with on the third mounting panel, fixed scraper and activity scraper all are located the periphery of scraper blade support, and all with the inner wall of evaporation barrel pastes tightly. Fixed scraper and activity scraper all press close to constantly scraping material and stirring material with the inner wall of evaporation barrel, the adhesion is scraped in succession by fixed scraper and activity scraper in the material of evaporation barrel inner wall, activity scraper blade subassembly utilizes fluidic reaction force, make the activity scraper hug closely with the inner wall of evaporation barrel all the time, prevent effectively that the inner wall of evaporation barrel from storing up the dirt, fixed scraper blade subassembly and activity scraper blade subassembly combine, improve this agitating unit's stirring greatly and scrape the material ability, effectively solve the interior insufficient problem of concentrate stirring of evaporation barrel, improve the concentration degree of concentrate in the evaporation barrel, prevent effectively that the inner wall of evaporation barrel from storing up the dirt.
Furthermore, the number of the fixed scrapers of one group of the fixed scraper assemblies is multiple, the fixed scrapers are sequentially arranged at intervals along the axial direction of the main shaft, and the fixed scrapers are obliquely arranged relative to the main shaft; the number of the movable scrapers of the group of movable scraper assemblies is one, the movable scrapers are in a long strip shape, and the movable scrapers are arranged in parallel relative to the main shaft; the movable scraper is made of wear-resistant materials. The inclination of the fixed scraper is adjusted according to the working condition, so that the adhesion between the fixed scraper and the inner wall of the evaporation cylinder is adjusted, and the material scraping and stirring capacity of the fixed scraper component is effectively improved; the movable scraper is close to the inner wall of the evaporation cylinder by utilizing the reaction force of the fluid, and the dirt adhered to the inner wall of the evaporation cylinder is continuously scraped off by the movable scraper, so that the capability of the movable scraper for scraping the concentrate on the inner wall of the evaporation cylinder is improved, and the dirt accumulated on the inner wall of the evaporation cylinder is effectively avoided; wear-resisting nylon materials are selected for use, so that the wear of the movable scraper is effectively prevented, and the service life of the movable scraper is prolonged.
Furthermore, the scraper support is triangular, two groups of fixed scraper components and one group of movable scraper components are arranged on the same axial section of the main shaft around the circumference of the main shaft, and the fixed scraper components and the movable scraper components are respectively positioned at three corners of the scraper support; sheet metal component is all chooseed for use to scraper blade support, first mounting panel, second mounting panel, third mounting panel and fixed scraper, all adopt welded fastening between scraper blade support and the main shaft, between first mounting panel and the scraper blade support, between fixed scraper and the first mounting panel and between second mounting panel and the scraper blade support. The triangular scraper support is stably supported, so that the occupied volume of the scraper support is effectively reduced, and the stirring reliability and the stirring efficiency of the stirring device are improved; the sheet metal component adopts laser cutting, effectively gets rid of unnecessary panel, and overall structure is the panel beating welding, and overall structure this agitating unit's rigidity more does not warp at long-term stirring in-process, and the welding workpiece is more light, reduces the cost of manufacture.
Furthermore, a guide sleeve is fixedly arranged on the second mounting plate, the elastic piece and the guide sleeve are positioned on two sides of the second mounting plate, and the connecting rod penetrates through the guide sleeve in a sliding manner; the group of movable scraper components is provided with at least two connecting rods; the elastic piece is a spring. The reliability and the stability of the sliding of the connecting rod are improved, and the reliability and the stability of the connecting rod for driving the movable scraper to move are improved; the elastic part adopts a spring, so that the assembly is convenient, the elasticity is reliable and stable, and the cost is lower.
Has the advantages that: the concentrated solution drying device is reasonable and compact in structure arrangement, and the evaporation body adopts a horizontal structure, so that the volume of the concentrated solution drying device is greatly reduced, the occupied area of the concentrated solution drying device is reduced, and the concentrated solution drying device is convenient to prepare and install; the concentrated solution drying device can realize automation, reduce manpower and material resources and ensure smooth operation of equipment; according to the concentrated solution drying device, the fixed scraper and the movable scraper are close to the inner wall of the evaporation cylinder to continuously scrape and stir materials, the materials adhered to the inner wall of the evaporation cylinder are continuously scraped off by the fixed scraper and the movable scraper, the movable scraper component always enables the movable scraper to be close to the inner wall of the evaporation cylinder by utilizing the reaction force of fluid, dirt accumulation on the inner wall of the evaporation cylinder is effectively prevented, the fixed scraper component and the movable scraper component are combined, the stirring and scraping capacity of the stirring device is greatly improved, the problem that the concentrated solution in the evaporation cylinder is insufficiently stirred is effectively solved, dirt accumulation on the inner wall of the evaporation cylinder is effectively prevented, the concentration degree of the concentrated solution in the evaporation cylinder is improved, and the water content of discharged materials is less than 25%.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
FIG. 1 is a schematic front view of a concentrate drying apparatus according to the present invention;
FIG. 2 is a schematic perspective view of a concentrated solution drying apparatus according to the present invention;
FIG. 3 is a schematic partial front view of a stirring device of the concentrate drying apparatus of the present invention;
FIG. 4 is an enlarged partial schematic view of A in FIG. 3;
in the figure: 1. the device comprises an evaporation body, 11, an evaporation cylinder body, 12, a discharge hole, 21, a condenser, 31, a vacuum ejector, 32, a high-speed circulating pump, 33, a circulating water tank, 34, a water inlet pump, 35, a drainage pump, 4, a stirring device, 41, a main shaft, 42, a scraper support, 43, a fixed scraper component, 431, a first mounting plate, 432, a fixed scraper, 44, a movable scraper component, 441, a connecting rod, 442, a second mounting plate, 443, a third mounting plate, 444, an elastic element, 445, a movable scraper, 446, a guide sleeve, 45, a speed reducer, 5, a frame, 6, an electric control cabinet, 7 and a defoaming device.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the utility model, its application, or uses. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1
As shown in fig. 1 and 2, a concentrated solution drying device includes an evaporation body 1, a stirring device 4, a condensing device and a vacuum pumping device, where the evaporation body 1 includes an evaporation cylinder 11 and a jacket disposed outside the evaporation cylinder 11, an axis of the evaporation cylinder 11 is horizontally disposed, the evaporation cylinder 11 is provided with a feed inlet and a discharge outlet 12, the feed inlet is connected to a feed tank and other devices through a pipeline, the discharge outlet 12 is connected to a corresponding device for collecting concentrated solution through a pipeline, the condensing device includes a condenser 21, the condenser 21 of this embodiment is a shell-and-tube condenser 21, a secondary steam outlet of the evaporation cylinder 11 is communicated with a steam inlet of the condenser 21 through a pipeline, and a condensate outlet of the condenser 21 is communicated with the vacuum pumping device through a pipeline;
as shown in fig. 3 and 4, the stirring device 4 includes a main shaft 41, a plurality of scraper supports 42, a plurality of fixed scraper assemblies 43, and a plurality of movable scraper assemblies 44, the main shaft 41 is disposed in the evaporation cylinder 11 in a horizontal direction, the main shaft 41 is driven by a speed reducer 45 to rotate, the scraper supports 42 are fixedly disposed on the main shaft 41, and the scraper supports 42 are sequentially disposed at intervals along an axial direction of the main shaft 41; a plurality of fixed scraper blade subassembly 43 and a plurality of activity scraper blade subassembly 44 all sets gradually along the axial of main shaft 41, just fixed scraper blade subassembly 43 with activity scraper blade subassembly 44 sets up at interval in proper order along the axial of main shaft 41, just same shaft section of main shaft 41 sets up a set ofly at least around its circumference fixed scraper blade subassembly 43 with set up a set ofly at least activity scraper blade subassembly 44.
In order to stabilize and reliable vacuum-pumping capability of the vacuum-pumping device, in this embodiment, as shown in fig. 1, the vacuum-pumping device includes a vacuum ejector 31, a high-speed circulation pump 32 and a circulation water tank 33, a water inlet of the high-speed circulation pump 32 is communicated with the circulation water tank 33 through a pipeline, a water outlet of the high-speed circulation pump 32 is communicated with a jet inlet of the vacuum ejector 31 through a pipeline, a suction port of the vacuum ejector 31 is communicated with a condensate outlet of the condenser 21 through a pipeline, and a jet outlet of the vacuum ejector 31 is communicated with the circulation water tank 33 through a pipeline; the vacuumizing device further comprises a water inlet pump 34, a coil pipe is arranged in the circulating water tank 33, a water inlet of the water inlet pump 34 is communicated with the condenser 21, and a water outlet of the water inlet pump 34 is communicated with the coil pipe; a drain outlet of the circulation water tank 33 is connected with a drain pump 35.
In order to make the structure of the concentrated solution drying device reasonable and compact, and further reduce the volume of the concentrated solution drying device, in this embodiment, as shown in fig. 1, the concentrated solution drying device further includes a frame 5, the evaporation body 1, the condensing device and the vacuum pumping device are all disposed on the frame 5, the condenser 21 is located above the evaporation body 1, the vacuum ejector 31, the high-speed circulating pump 32, the circulating water tank 33, the water inlet pump 34 and the drain pump 35 are all located below the evaporation body 1, the frame 5 is further provided with an electric control cabinet 6, and the electric control cabinet 6 is located on the side of the evaporation body 1.
In this embodiment, as shown in fig. 1 and fig. 2, this concentrate drying device further includes demister 7, demister 7's air inlet and evaporation barrel 11 intercommunication, demister 7's gas outlet and condenser 21 intercommunication effectively prevent that the foam that evaporation body 1 produced from getting into condenser 21, vacuum ejector 31 and high-speed circulation pump 32, effectively prevent that the material that the foam was smugglied secretly from causing the corruption to condenser 21, vacuum ejector 31 and high-speed circulation pump 32, improve this concentrate drying device's concentration efficiency, prolong this concentrate drying device's life.
In the present embodiment, as shown in fig. 3 and 4, the fixed blade assembly 43 includes a first mounting plate 431, the first mounting plate 431 is fixedly connected to the corresponding blade bracket 42, and a fixed blade 432 is fixedly disposed on the first mounting plate 431; the movable scraper component 44 comprises a connecting rod 441, a second mounting plate 442 and a third mounting plate 443, the second mounting plate 442 is fixedly connected with the corresponding scraper support 42, the connecting rod 441 radially slides along the main shaft 41 to pass through the second mounting plate 442, one end of the connecting rod 441 far away from the main shaft 41 is fixedly connected with the third mounting plate 443, an elastic member 444 is sleeved on the connecting rod 441, the elastic member 444 is located between the second mounting plate 442 and the third mounting plate 443, a movable scraper 445 is fixedly arranged on the third mounting plate 443, and the fixed scraper 432 and the movable scraper 445 are both located on the periphery of the scraper support 42 and are both tightly attached to the inner wall of the evaporation cylinder 11.
In the present embodiment, as shown in fig. 3 and 4, the number of the fixed blades 432 of one set of the fixed blade assemblies 43 is plural, the plural fixed blades 432 are sequentially arranged at intervals along the axial direction of the main shaft 41, and the fixed blades 432 are arranged obliquely with respect to the main shaft 41; the number of the movable scrapers 445 of one group of the movable scraper assemblies 44 is one, the movable scrapers 445 are in an elongated shape, and the movable scrapers 445 are arranged in parallel relative to the main shaft 41; the movable scraper 445 is made of wear-resistant nylon material. In order to stabilize and reliable the whole structure of the stirring device 4, the scraper support 42 is triangular, two sets of the fixed scraper components 43 and one set of the movable scraper components 44 are arranged on the same axial section of the main shaft 41 around the circumference thereof, and the fixed scraper components 43 and the movable scraper components 44 are respectively positioned at three corners of the scraper support 42; the scraper bracket 42, the first mounting plate 431, the second mounting plate 442, the third mounting plate 443 and the fixed scraper 432 are all sheet metal parts, and the scraper bracket 42 and the main shaft 41, the first mounting plate 431 and the scraper bracket 42, the fixed scraper 432 and the first mounting plate 431, and the second mounting plate 442 and the scraper bracket 42 are all fixed by welding; a guide sleeve 446 is fixedly arranged on the second mounting plate 442, the elastic piece 444 and the guide sleeve 446 are positioned on two sides of the second mounting plate 442, and the connecting rod 441 slidably passes through the guide sleeve 446; a set of said movable squeegee assemblies 44 is provided with at least two of said connecting rods 441; the elastic member 444 is a spring.
The working process of the concentrated solution drying device is as follows:
1. the high-speed circulating pump 32 is started, the vacuum ejector 31 vacuumizes the interior of the evaporation cylinder 11, after the pressure value in the evaporation cylinder 11 reaches a set value, the feed inlet of the evaporation body 1 is opened, and sewage is sucked into the evaporation cylinder 11;
2. after the liquid level of the sewage in the evaporation cylinder 11 reaches a set value, the stirring device 4 is started, and meanwhile, a heat source enters the jacket to exchange heat with the sewage in the evaporation cylinder 11; stopping feeding after the liquid level of the sewage in the evaporation cylinder 11 reaches the highest liquid level value;
3. after the temperature in the evaporation cylinder 11 reaches a set value, steam is generated in the evaporation cylinder 11, meanwhile, the condensing device is started, the steam exchanges heat with condensed water (cold source) in the condenser 21, the steam is liquefied into distilled water and a small amount of non-condensable gas when meeting cold, and then the distilled water and the small amount of non-condensable gas are pumped into the circulating water tank 33 from a condensed liquid outlet of the condenser 21 by the vacuum ejector 31, namely, the vacuumizing device realizes vacuumizing in the evaporation cylinder 11, the evaporation cylinder 11 is ensured to be always in a negative pressure state, and simultaneously, the condensed water and the non-condensable gas are discharged, so that the evaporation cylinder 11 is consistently in the set negative pressure value, and the evaporation temperature of the material is not changed;
4. the water inlet pump 34 pumps the condensed water of the condenser 21 to cool the water in the circulating water tank 33, so that the vacuum ejector 31 is effectively protected from being influenced by the temperature; when the liquid level of the circulating water tank 33 is higher than a set value, the draining pump 35 is started to drain redundant distilled water;
5. during the operation of the concentrated solution drying device, when foam exists in the evaporation cylinder 11, the foam removing device 7 is started to remove the foam; a feed inlet of the evaporation cylinder 11 is frequently opened, and fresh wastewater is discontinuously supplemented into the evaporation cylinder 11;
6. when the wastewater in the evaporation cylinder 11 reaches the set concentration, the discharge hole 12 of the evaporation cylinder 11 is opened, and the concentrated solution in the evaporation cylinder 11 is discharged by using a stirring device;
the above is a water making period, and the circulation is continuous.
The specific working process of the stirring device 4 is as follows, the speed reducer 45 drives the main shaft 41 to rotate, the main shaft 41 rotates to drive the fixed scraper component 43 and the movable scraper component 44 to carry out circular motion, in the process, the fixed scraper 432 and the movable scraper 445 are both close to the inner wall of the evaporation cylinder 11 to continuously scrape and stir materials, the materials adhered to the inner wall of the evaporation cylinder 11 are continuously scraped off by the fixed scraper 432 and the movable scraper 445, the movable scraper component 44 utilizes the reaction force of fluid to always make the movable scraper 445 be close to the inner wall of the evaporation cylinder 11, dirt accumulation on the inner wall of the evaporation cylinder 11 is effectively prevented, the fixed scraper component 43 and the movable scraper component 44 are combined, the stirring and scraping capabilities of the stirring device 4 are greatly improved, the problem of insufficient stirring of the concentrate in the evaporation cylinder 11 is effectively solved, and the concentration degree of the concentrate in the evaporation cylinder 11 is improved, effectively preventing the inner wall of the evaporation cylinder 11 from accumulating dirt.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.
Claims (9)
1. A concentrate drying device is characterized in that: the device comprises an evaporation body (1), a stirring device (4), a condensing device and a vacuumizing device, wherein the evaporation body (1) comprises an evaporation cylinder (11) and a jacket arranged outside the evaporation cylinder (11), the axis of the evaporation cylinder (11) is horizontally arranged, the condensing device comprises a condenser (21), a secondary steam outlet of the evaporation cylinder (11) is communicated with a steam inlet of the condenser (21) through a pipeline, and a condensate outlet of the condenser (21) is communicated with the vacuumizing device through a pipeline;
the stirring device (4) comprises a main shaft (41), a plurality of scraper supports (42), a plurality of fixed scraper components (43) and a plurality of movable scraper components (44), wherein the main shaft (41) is arranged in the evaporation cylinder body (11) towards the horizontal direction, the main shaft (41) is driven to rotate by a speed reducer (45), the scraper supports (42) are fixedly arranged on the main shaft (41), and the scraper supports (42) are sequentially arranged at intervals along the axial direction of the main shaft (41); a plurality of fixed scraper blade subassembly (43) and a plurality of activity scraper blade subassembly (44) all sets gradually along the axial of main shaft (41), just fixed scraper blade subassembly (43) with the axial of main shaft (41) is followed in proper order to activity scraper blade subassembly (44) the interval sets up, just is in same shaft section of main shaft (41) sets up a set ofly at least around its circumference fixed scraper blade subassembly (43) with set up a set ofly at least activity scraper blade subassembly (44).
2. The concentrate drying apparatus according to claim 1, wherein: the vacuum pumping device comprises a vacuum ejector (31), a high-speed circulating pump (32) and a circulating water tank (33), wherein a water inlet of the high-speed circulating pump (32) is communicated with the circulating water tank (33) through a pipeline, a water outlet of the high-speed circulating pump (32) is communicated with a jet inlet of the vacuum ejector (31) through a pipeline, a suction port of the vacuum ejector (31) is communicated with a condensate outlet of the condenser (21) through a pipeline, and a jet outlet of the vacuum ejector (31) is communicated with the circulating water tank (33) through a pipeline.
3. The concentrate drying apparatus according to claim 2, wherein: the vacuumizing device further comprises a water inlet pump (34), a coil pipe is arranged in the circulating water tank (33), a water inlet of the water inlet pump (34) is communicated with the condenser (21), and a water outlet of the water inlet pump (34) is communicated with the coil pipe; and a water outlet of the circulating water tank (33) is connected with a draining pump (35).
4. The concentrate drying apparatus according to claim 3, wherein: this concentrate drying device still includes frame (5), evaporation body (1), condensing equipment and evacuating device all set up on frame (5), condenser (21) are located the top of evaporation body (1), vacuum ejector (31), high-speed circulating pump (32), circulating water tank (33), intake pump (34) and drain pump (35) all are located the below of evaporation body (1), still be provided with automatically controlled cabinet (6) on frame (5), automatically controlled cabinet (6) are located the side of evaporation body (1).
5. The concentrate drying apparatus according to any one of claims 1 to 4, characterized in that: the concentrated solution drying device further comprises a defoaming device (7), wherein an air inlet of the defoaming device (7) is communicated with the evaporation cylinder body (11), and an air outlet of the defoaming device (7) is communicated with the condenser (21).
6. The concentrate drying apparatus according to any one of claims 1 to 4, characterized in that: the fixed scraper component (43) comprises a first mounting plate (431), the first mounting plate (431) is fixedly connected with the corresponding scraper bracket (42), and a fixed scraper (432) is fixedly arranged on the first mounting plate (431); the movable scraper component (44) comprises a connecting rod (441), a second mounting plate (442) and a third mounting plate (443), the second mounting plate (442) is fixedly connected with a corresponding scraper support (42), the connecting rod (441) passes through the second mounting plate (442) along the radial sliding of the main shaft (41), one end, far away from the main shaft (41), of the connecting rod (441) is fixedly connected with the third mounting plate (443), an elastic piece (444) is sleeved on the connecting rod (441), the elastic piece (444) is located between the second mounting plate (442) and the third mounting plate (443), a movable scraper (445) is fixedly arranged on the third mounting plate (443), and the fixed scraper (432) and the movable scraper (445) are both located on the periphery of the scraper support (42) and are both attached to the inner wall of the evaporation cylinder (11).
7. The concentrate drying apparatus according to claim 6, wherein: the number of the fixed scrapers (432) of one set of the fixed scraper components (43) is multiple, the fixed scrapers (432) are sequentially arranged at intervals along the axial direction of the main shaft (41), and the fixed scrapers (432) are arranged obliquely relative to the main shaft (41); the number of the movable scrapers (445) of one group of the movable scraper assemblies (44) is one, the movable scrapers (445) are in an elongated shape, and the movable scrapers (445) are arranged in parallel relative to the main shaft (41); the movable scraper (445) is made of wear-resistant materials.
8. The concentrate drying apparatus according to claim 6, wherein: the scraper support (42) is triangular, two groups of fixed scraper components (43) and one group of movable scraper components (44) are arranged on the same axial section of the main shaft (41) around the circumference of the main shaft, and the fixed scraper components (43) and the movable scraper components (44) are respectively positioned at three corners of the scraper support (42); the scraper support (42), the first mounting plate (431), the second mounting plate (442), the third mounting plate (443) and the fixed scraper (432) are sheet metal parts, and the scraper support (42) and the main shaft (41), the first mounting plate (431) and the scraper support (42), the fixed scraper (432) and the first mounting plate (431), and the second mounting plate (442) and the scraper support (42) are fixed by welding.
9. The concentrate drying apparatus according to claim 6, wherein: a guide sleeve (446) is fixedly arranged on the second mounting plate (442), the elastic piece (444) and the guide sleeve (446) are positioned on two sides of the second mounting plate (442), and the connecting rod (441) penetrates through the guide sleeve (446) in a sliding manner; a set of said movable screed assemblies (44) is provided with at least two of said connecting rods (441); the elastic element (444) is a spring.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202120351409.3U CN215403190U (en) | 2021-02-08 | 2021-02-08 | Concentrated solution drying device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202120351409.3U CN215403190U (en) | 2021-02-08 | 2021-02-08 | Concentrated solution drying device |
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| CN215403190U true CN215403190U (en) | 2022-01-04 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117509791A (en) * | 2024-01-04 | 2024-02-06 | 山西亚鑫新能科技有限公司 | Desulfurization waste liquid evaporation system and method |
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2021
- 2021-02-08 CN CN202120351409.3U patent/CN215403190U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117509791A (en) * | 2024-01-04 | 2024-02-06 | 山西亚鑫新能科技有限公司 | Desulfurization waste liquid evaporation system and method |
| CN117509791B (en) * | 2024-01-04 | 2024-03-19 | 山西亚鑫新能科技有限公司 | Desulfurization waste liquid evaporation system and method |
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