Evaporating crystallizer convenient to install and used for EPC engineering

Abstract

The utility model relates to the technical field of evaporation crystallizers, and discloses an EPC engineering evaporation crystallizer convenient to install, which comprises a heating cylinder, the bottom of the heating cylinder is fixedly connected with a base, the bottom of the inner wall of the heating cylinder is fixedly connected with a heating ring, and the top end of the heating cylinder is provided with an evaporation cylinder. The top of the outer wall of the evaporation cylinder is fixedly connected with a limiting ring, the bottom of the outer wall of the evaporation cylinder is fixedly connected with a threaded plate, the left side of the top end of the evaporation cylinder communicates with a feeding pipe, and the middle of the top end of the evaporation cylinder is fixedly connected with a direct current motor; the output end of the direct current motor penetrates through the evaporation cylinder and is fixedly connected with a disc. According to the utility model, the heating cylinder, the stirring blades and the evaporation cylinder are matched with one another, so that the evaporation crystallizer can be conveniently mounted, and stubborn dirt on the surface can be well removed through the matching of the annular pipe, the side scraping plate and the inclined surface scraping plate.

Description

Technical Field

[0001] The utility model relates to the technical field of evaporation crystallizers, in particular to an evaporation crystallizer for EPC projects that is convenient for installation. Background Art

[0002] An evaporation crystallizer for EPC projects is a device used to process solutions or wastewater, and is used in the chemical, pharmaceutical, and environmental protection industries. It evaporates and crystallizes the water in the solution by heating the solution and controlling the pressure, thereby realizing the separation and purification of dissolved substances;

[0003] The working principle of the evaporation crystallizer is to heat the solution to the evaporation temperature, transfer heat through steam or heating tubes to evaporate the water in the solution, and then crystallize. This device usually has high energy consumption and an accurate temperature control system to ensure the stability of the production process and product quality. In engineering projects, EPC contractors often choose evaporation crystallizers to meet specific customer needs, such as the recovery of dissolved substances, wastewater treatment, or product refining;

[0004] For the existing evaporation crystallizer for EPC projects, the products obtained by evaporation crystallization account for a very small part of the volume of the added solution. To increase its output, a huge volume needs to be built, which causes great trouble during transportation. If assembled on-site, professional staff are required to complete the assembly. Content of the Utility Model

[0005] In order to make up for the above deficiencies, the utility model provides an evaporation crystallizer for EPC projects that is convenient for installation, aiming to improve the problems in the prior art that the large volume causes great trouble in transportation, and if assembled on-site, professional staff are required to complete the assembly.

[0006] To achieve the above object, the utility model adopts the following technical scheme: An evaporation crystallizer for EPC projects that is convenient for installation, including a heating cylinder, the bottom of the heating cylinder is fixedly connected with a base, the bottom of the inner wall of the heating cylinder is fixedly connected with a heating ring, the top of the heating cylinder is provided with an evaporation cylinder, the top of the outer wall of the evaporation cylinder is fixedly connected with a limiting ring, the bottom of the outer wall of the evaporation cylinder is fixedly connected with a threaded plate, the left side of the top of the evaporation cylinder is communicated with a feed pipe, the middle of the top of the evaporation cylinder is fixedly connected with a DC motor, the output end of the DC motor penetrates through the evaporation cylinder and is fixedly connected with a disc, the bottom of the disc is fixedly connected with a cylinder, the outer wall of the cylinder is fixedly connected with a plurality of stirring blades, the bottom of the outer wall of the cylinder is provided with a threaded groove, the bottom of the evaporation cylinder is fixedly connected with a conical cylinder, the bottom of the conical cylinder is fixedly connected with a discharge pipe, the bottom of the discharge pipe is provided with a pipe cover, and a cleaning mechanism is arranged at the top right of the outer wall of the heating cylinder, and the cleaning mechanism is used to clean the evaporation cylinder.

[0007] As a further description of the above technical solution:

[0008] The cleaning mechanism includes a water storage tank fixedly connected to the top right side of the outer wall of the heating cylinder. A water pump is fixedly connected to the top end of the water storage tank. The output end of the water pump is communicated with a water pipe. The water pipe penetrates through the evaporation cylinder and is communicated with an annular pipe. The bottom of the annular pipe is communicated with a plurality of spray heads. A plurality of side scrapers are fixedly connected to the bottom of the disc, and a plurality of inclined scrapers are fixedly connected to the middle of the outer wall of the cylinder.

[0009] As a further description of the above technical solution:

[0010] An observation window is opened at the front end of the outer wall of the heating cylinder, and an outer frame is fixedly connected to the outside of the observation window.

[0011] As a further description of the above technical solution:

[0012] A pressure gauge is arranged on the right side of the heating cylinder, and a fixed column is fixedly connected to the outside of the pressure gauge. The outer wall of the fixed column penetrates through the heating cylinder.

[0013] As a further description of the above technical solution:

[0014] A thermometer is fixedly connected to the right side of the outer wall of the heating cylinder, and a housing is fixedly connected to the outside of the thermometer.

[0015] As a further description of the above technical solution:

[0016] A water level groove is opened at the front end of the water storage tank, and a sealing ring is fixedly connected to the outside of the water level groove.

[0017] As a further description of the above technical solution:

[0018] A controller is fixedly connected to the bottom of the outer wall of the heating cylinder. The controller is electrically connected to the heating ring, the DC motor and the water pump respectively.

[0019] As a further description of the above technical solution:

[0020] A protective shell is fixedly connected to the outside of the controller, and a protective cover is rotatably connected to the outside of the protective shell.

[0021] The utility model has the following beneficial effects:

[0022] 1. In the present utility model, a solution is added through a feed pipe, and a heating ring heats the water in a heating cylinder to generate steam. The steam rotates around an evaporation cylinder through a threaded plate to achieve uniform heating. A DC motor drives a disc, a cylinder, and a stirring blade to rotate, so that the solution is uniformly heated and the crystallization is accelerated. The heating cylinder and the evaporation cylinder can be assembled. During assembly, the evaporation cylinder is placed on top of the heating cylinder and is restricted and sealed by a limiting ring, which facilitates the installation of the evaporation crystallizer.

[0023] 2. In the present utility model, by starting a water pump to extract the cleaning liquid in a water storage tank, guiding it through a water pipe into an annular pipe, and spraying it on the evaporation cylinder by a nozzle, a side scraper driven by a DC motor scrapes the outer wall of the evaporation cylinder, and at the same time, the rotating cylinder drives an inclined scraper to scrape the surface of a conical cylinder, which can well remove stubborn dirt on the surface. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1 is the front view of the evaporation crystallizer for EPC projects that is easy to install proposed by the present utility model;

[0025] Figure 2 is the three-dimensional view of the evaporation crystallizer for EPC projects that is easy to install proposed by the present utility model;

[0026] Figure 3 is the sectional view of the heating cylinder of the evaporation crystallizer for EPC projects that is easy to install proposed by the present utility model;

[0027] Figure 4 is the sectional view of the evaporation cylinder of the evaporation crystallizer for EPC projects that is easy to install proposed by the present utility model.

[0028] LEGEND DESCRIPTION:

[0029] 1. Heating cylinder; 2. Cleaning mechanism; 201. Water storage tank; 202. Water pump; 203. Water pipe; 204. Annular pipe; 205. Nozzle; 206. Side scraper; 207. Inclined scraper; 3. Base; 4. Heating ring; 5. Threaded plate; 6. Limiting ring; 7. Evaporation cylinder; 8. Feed pipe; 9. DC motor; 10. Disc; 11. Cylinder; 12. Stirring blade; 13. Threaded groove; 14. Conical cylinder; 15. Pipe cover; 16. Discharge pipe; 17. Observation window; 18. Outer frame; 19. Water level groove; 20. Sealing ring; 21. Pressure gauge; 22. Fixed column; 23. Thermometer; 24. Outer shell; 25. Controller; 26. Protective shell; 27. Protective cover. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0030] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all embodiments. All other embodiments obtained by those of ordinary skill in the art based on the embodiments of the present utility model without creative efforts shall fall within the protection scope of the present utility model.

[0031] Referring to Figure 1 、 Figure 3 and Figure 4 , an embodiment provided by the present utility model: an evaporation crystallizer for EPC projects that is convenient for installation, including a heating cylinder 1, a base 3 is fixedly connected to the bottom of the heating cylinder 1, a heating ring 4 is fixedly connected to the bottom of the inner wall of the heating cylinder 1, an evaporation cylinder 7 is provided at the top of the heating cylinder 1, a limit ring 6 is fixedly connected to the top of the outer wall of the evaporation cylinder 7, a threaded plate 5 is fixedly connected to the bottom of the outer wall of the evaporation cylinder 7, a feed pipe 8 is communicated with the left side of the top of the evaporation cylinder 7, a DC motor 9 is fixedly connected to the middle of the top of the evaporation cylinder 7, an output end of the DC motor 9 penetrates through the evaporation cylinder 7 and is fixedly connected to a disc 10, a cylinder 11 is fixedly connected to the bottom of the disc 10, a plurality of stirring blades 12 are fixedly connected to the outer wall of the cylinder 11, a threaded groove 13 is opened at the bottom of the outer wall of the cylinder 11, a conical cylinder 14 is fixedly connected to the bottom of the evaporation cylinder 7, a discharge pipe 16 is fixedly connected to the bottom of the conical cylinder 14, a pipe cover 15 is arranged at the bottom of the discharge pipe 16, a cleaning mechanism 2 is arranged at the top right of the outer wall of the heating cylinder 1, and the cleaning mechanism 2 is used for cleaning the evaporation cylinder 7;

[0032] Specifically, the solution to be crystallized is added through the feed pipe 8. By starting the heating ring 4, the water in the heating cylinder 1 can be heated, so that the water is converted into water vapor and moves upward. Through the threaded plate 5, the water vapor can be rotated around the evaporation cylinder 7, enabling the evaporation cylinder 7 to be heated evenly. By starting the DC motor 9, the disc 10 and the cylinder 11 can be driven to rotate together, and at the same time, the stirring blades 12 are driven to rotate to make the solution to be crystallized evenly heated and accelerate the crystallization of the solution. Moreover, the heating cylinder 1 and the evaporation cylinder 7 can be assembled together. When assembling, the evaporation cylinder 7 is placed into the top of the heating cylinder 1, and then is restricted by the limit ring 6 and sealed.

[0033] Referring to Figure 1 、 Figure 2 and Figure 4, the cleaning mechanism 2 includes a water storage tank 201, the water storage tank 201 is fixedly connected to the top right side of the outer wall of the heating cylinder 1, a water pump 202 is fixedly connected to the top end of the water storage tank 201, the output end of the water pump 202 is communicated with a water pipe 203, the water pipe 203 penetrates through the evaporation cylinder 7 and is communicated with an annular pipe 204, the bottom of the annular pipe 204 is communicated with a plurality of spray heads 205, the bottom of the disc 10 is fixedly connected with a plurality of side scrapers 206, and the middle part of the outer wall of the cylinder 11 is fixedly connected with a plurality of inclined scrapers 207;

[0034] Specifically, when the evaporation and crystallization are completed, the cleaning liquid in the water storage tank 201 can be pumped out by starting the water pump 202, and introduced into the annular pipe 204 through the water pipe 203, and then sprayed on the evaporation cylinder 7 through the spray heads 205. The side scrapers 206 can be driven by the DC motor 9 to scrape the outer wall of the evaporation cylinder 7, and the inclined scrapers 207 can be driven by the rotating cylinder 11 to scrape the surface of the conical cylinder 14, so as to well remove the stubborn dirt on the surface.

[0035] Refer to Figure 1 and Figure 2 , an observation window 17 is opened at the front end of the outer wall of the heating cylinder 1, and an outer frame 18 is fixedly connected to the outside of the observation window 17; a pressure gauge 21 is arranged on the right side of the heating cylinder 1, a fixing column 22 is fixedly connected to the outside of the pressure gauge 21, and the outer wall of the fixing column 22 penetrates through the heating cylinder 1; a thermometer 23 is fixedly connected to the right side of the outer wall of the heating cylinder 1, and a housing 24 is fixedly connected to the outside of the thermometer 23; a water level groove 19 is opened at the front end of the water storage tank 201, and a sealing ring 20 is fixedly connected to the outside of the water level groove 19;

[0036] Specifically, the internal situation can be easily seen through the observation window 17, the air pressure of the internal water vapor can be known through the pressure gauge 21, the internal temperature can be known through the thermometer 23, and the internal situation of the water storage tank 201 can be known through the water level groove 19.

[0037] Refer to Figure 1 , Figure 2 and Figure 3 , a controller 25 is fixedly connected to the bottom of the outer wall of the heating cylinder 1, and the controller 25 is electrically connected to the heating ring 4, the DC motor 9 and the water pump 202 respectively; a protective shell 26 is fixedly connected to the outside of the controller 25, and a protective cover 27 is rotatably connected to the outside of the protective shell 26;

[0038] Specifically, the start and operating power between the heating ring 4, the DC motor 9 and the water pump 202 can be controlled respectively through the controller 25. The controller 25 can be prevented from being damaged due to collision through the protective shell 26, and dust or liquid can be prevented from entering the controller 25, causing damage to the internal electronic components.

[0039] Working principle: Before using the device, first, inject the solution to be crystallized into the interior of the evaporation cylinder 7 through the feed pipe 8. Subsequently, start the heating ring 4 to heat the water in the heating cylinder 1, promoting the conversion of water into water vapor and its movement towards the top. When the water vapor passes through the threaded plate 5, it will rotate and rise around the evaporation cylinder 7 to ensure uniform heating of the evaporation cylinder 7. At the same time, start the DC motor 9 to drive the synchronous rotation of the disc 10 and the cylinder 11, thereby driving the stirring blade 12 to rotate to ensure uniform heating of the solution to be crystallized and accelerating the crystallization process of the solution. Moreover, the heating cylinder 1 and the evaporation cylinder 7 adopt a detachable design. When assembly is required, place the evaporation cylinder 7 into the top of the heating cylinder 1, then fix it through the limit ring 6 and complete the sealing operation;

[0040] And through the cleaning mechanism 2, after the evaporation crystallization process is completed, to ensure the cleanliness of the equipment, start the water pump 202 to pump out the cleaning liquid in the water storage tank 201. Subsequently, the cleaning liquid will be guided into the annular pipe 204 through the water pipe 203, and then evenly sprayed on the surface of the evaporation cylinder 7 through the nozzle 205. To improve the cleaning effect, use the DC motor 9 as the power source to drive the side scraper 206 to scrape the outer wall of the evaporation cylinder 7. At the same time, the rotating cylinder 11 will drive the inclined scraper 207 to scrape the surface of the conical cylinder 14, thereby effectively removing stubborn dirt on the surface and ensuring the cleanliness and operating efficiency of the equipment. The model of the DC motor 9 is QFN50, the model of the water pump 202 is 1WZB - 35T, and the model of the heating ring 4 is SRY2.

[0041] Finally, it should be noted that the above are only the preferred embodiments of the present invention and are not used to limit the present invention. Although the present invention has been described in detail with reference to the foregoing embodiments, for those skilled in the art, they can still modify the technical solutions described in the foregoing embodiments, or perform equivalent replacements for some of the technical features. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention shall be included within the protection scope of the present invention.

Claims

1. An evaporation crystallizer for EPC projects that is easy to install, comprising a heating cylinder (1), characterized in that: The bottom of the heating cylinder (1) is fixedly connected to a base (3), the bottom of the inner wall of the heating cylinder (1) is fixedly connected to a heating ring (4), the top of the heating cylinder (1) is provided with an evaporating cylinder (7), the top of the outer wall of the evaporating cylinder (7) is fixedly connected to a limiting ring (6), the bottom of the outer wall of the evaporating cylinder (7) is fixedly connected to a threaded plate (5), the left side of the top of the evaporating cylinder (7) is connected to a feed pipe (8), the middle of the top of the evaporating cylinder (7) is fixedly connected to a DC motor (9), the output end of the DC motor (9) passes through the evaporating cylinder (7) and is fixedly connected to the round A disc (10), the bottom of the disc (10) is fixedly connected to a cylinder (11), the outer wall of the cylinder (11) is fixedly connected to a plurality of stirring paddles (12), the bottom of the outer wall of the cylinder (11) is provided with a threaded groove (13), the bottom of the evaporating cylinder (7) is fixedly connected to a conical cylinder (14), the bottom of the conical cylinder (14) is fixedly connected to a discharge pipe (16), the bottom of the discharge pipe (16) is provided with a pipe cover (15), and a cleaning mechanism (2) is provided at the top right side of the outer wall of the heating cylinder (1), and the cleaning mechanism (2) is used to clean the evaporating cylinder (7).

2. The evaporation crystallizer for EPC engineering that is easy to install according to claim 1 is characterized in that: The cleaning mechanism (2) comprises a water tank (201), the water tank (201) being fixedly connected to the top right side of the outer wall of the heating cylinder (1), the top of the water tank (201) being fixedly connected to a water pump (202), the output end of the water pump (202) being connected to a water pipe (203), the water pipe (203) passing through the evaporating cylinder (7) and being connected to an annular pipe (204), the bottom of the annular pipe (204) being connected to a plurality of nozzles (205), the bottom of the disc (10) being fixedly connected to a plurality of side scrapers (206), and the middle of the outer wall of the cylinder (11) being fixedly connected to a plurality of inclined scrapers (207).

3. The evaporation crystallizer for EPC engineering that is easy to install according to claim 1 is characterized in that: An observation window (17) is provided at the front end of the outer wall of the heating cylinder (1), and an outer frame (18) is fixedly connected to the outer side of the observation window (17).

4. The evaporation crystallizer for EPC engineering that is easy to install according to claim 1 is characterized in that: A pressure gauge (21) is provided on the right side of the heating cylinder (1), and a fixing column (22) is fixedly connected to the outer side of the pressure gauge (21), and the outer wall of the fixing column (22) passes through the heating cylinder (1).

5. The evaporation crystallizer for EPC engineering that is easy to install according to claim 1 is characterized in that: A thermometer (23) is fixedly connected to the right side of the outer wall of the heating cylinder (1), and a housing (24) is fixedly connected to the outer side of the thermometer (23).

6. The evaporation crystallizer for EPC engineering that is easy to install according to claim 2 is characterized in that: A water level groove (19) is provided at the front end of the water storage tank (201), and a sealing ring (20) is fixedly connected to the outer side of the water level groove (19).

7. The evaporation crystallizer for EPC engineering that is easy to install according to claim 2 is characterized in that: A controller (25) is fixedly connected to the bottom of the outer wall of the heating cylinder (1), and the controller (25) is electrically connected to the heating ring (4), the DC motor (9) and the water pump (202) respectively.

8. The evaporation crystallizer for EPC engineering that is easy to install according to claim 7 is characterized in that: The outer side of the controller (25) is fixedly connected to a protective shell (26), and the outer side of the protective shell (26) is rotatably connected to a protective cover (27).

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