Ultrasonic scale preventing and removing device of falling film evaporator

Abstract

The utility model relates to the technical field of ultrasonic scale prevention and removal, in particular to an ultrasonic scale prevention and removal device for a falling-film evaporator, which is convenient for discharging dirt cleaned in the falling-film evaporator outwards and improving the cleaning effect and the cleaning efficiency of the falling-film evaporator. Comprising a guide rail and multiple groups of first sliding blocks, and the multiple groups of first sliding blocks are slidably mounted on the guide rail; the device further comprises a supporting device, a circulating device, multiple sets of guide frames, two sets of supporting plates and multiple sets of ultrasonic transducers, the multiple sets of guide frames are installed at the top ends of the multiple sets of first sliding blocks, the two sets of supporting plates are installed on the multiple sets of guide frames through the supporting device, and the supporting device is used for driving the two sets of supporting plates to ascend and descend. The supporting device is used for providing elastic force for the two sets of supporting plates, the multiple sets of ultrasonic transducers are installed on the outer side walls of the two sets of supporting plates correspondingly, and the circulating device is arranged on the side portion of the guide rail and used for circularly filtering liquid in the falling film evaporator.

Description

Technical Field

[0001] The utility model relates to the technical field of ultrasonic anti-scaling and descaling, in particular to an ultrasonic anti-scaling and descaling device for a falling film evaporator. Background Art

[0002] In industrial production, falling film evaporators are important heat exchange equipment and are widely used in chemical, food, pharmaceutical and other fields. However, during long-term use, the inner wall of the evaporator is prone to scaling, so it needs to be cleaned.

[0003] Among existing cleaning equipment, patent CN207886716U discloses an ultrasonic anti-scaling device for a plate-type falling-film evaporator. The device comprises support legs and a fixed pressure plate, the tops of which are fixedly connected by an upper crossbeam, and the bottoms of which are fixedly connected by a lower crossbeam. This ultrasonic anti-scaling device for a plate-type falling-film evaporator utilizes a water pipe to inject cleaning fluid into the evaporation chamber. Furthermore, a temperature sensor and heater are provided to precisely control the temperature of the cleaning fluid, achieving optimal cleaning results.

[0004] However, during use of the device, it was found that the device was not convenient for cleaning and discharging dirt inside the falling film evaporator, which reduced the cleaning effect. Utility Model Content

[0005] In order to solve the above technical problems, the utility model provides an ultrasonic anti-scaling device for a falling film evaporator, which facilitates the discharge of dirt cleaned in the falling film evaporator and improves the cleaning effect and cleaning efficiency of the falling film evaporator.

[0006] The utility model discloses an ultrasonic anti-scaling device for a falling film evaporator, comprising a guide rail and multiple groups of first sliders, which are all slidably mounted on the guide rail; further comprising a supporting device, a circulation device, multiple groups of guide frames, two groups of support plates and multiple groups of ultrasonic transducers, wherein the multiple groups of guide frames are all mounted on the top of the multiple groups of first sliders, the two groups of support plates are mounted on the multiple groups of guide frames through the supporting device, the supporting device is used to drive the two groups of support plates to move up and down, and the supporting device is used to provide elastic force to the two groups of support plates, the multiple groups of ultrasonic transducers are respectively mounted on the outer side walls of the two groups of support plates, the circulation device is arranged on the side of the guide rail, and the circulation device is used to circulate and filter the liquid in the falling film evaporator; the two groups of support plates are moved to the falling film On both sides of the evaporator tank body, multiple groups of first sliders are then slid and adjusted to drive the two groups of support plates to move closer to each other, thereby causing the two groups of support plates to drive multiple groups of ultrasonic transducers to contact the outer side wall of the falling film evaporator tank body. At the same time, the height of the multiple groups of ultrasonic transducers is adjusted by moving the multiple groups of support devices up and down. Then, the liquid in the falling film evaporator tank body is ultrasonically vibrated by the multiple groups of ultrasonic transducers, thereby descaling the inside of the falling film evaporator. Then, the liquid in the falling film evaporator tank body is circulated and filtered through the circulation device, thereby discharging the cleaned dirt outward, thereby improving the cleaning effect and cleaning efficiency of the falling film evaporator.

[0007] Preferably, the circulation device includes a base, a tank body, a pump body, a first connecting head, a second connecting head and a filter screen, the tank body is mounted on the top of the base, the pump body is mounted on the outer wall of the base, the first connecting head is connected and arranged on the upper outer wall of the tank body, the second connecting head is connected and arranged on the pump body input end, the pump body output end is connected to the tank body, and the filter screen is mounted on the inner wall of the tank body; the first connecting head and the second connecting head are connected to the liquid inlet and the liquid outlet of the falling film evaporator tank body respectively. When multiple groups of ultrasonic transducers ultrasonically vibrate the liquid in the falling film evaporator, the liquid in the falling film evaporator is extracted through the pump body, and the extracted liquid is transported to the inside of the tank body. The liquid is then filtered through the filter screen, so that the filtered dirt is stored in the tank body, and the filtered liquid flows back to the falling film evaporator through the first connecting head. By continuously circulating the liquid in the falling film evaporator, the liquid flushing and cleaning effect on the falling film evaporator is improved, and the dirt discharge effect in the falling film evaporator is improved.

[0008] Preferably, the supporting device includes multiple groups of second sliders, multiple groups of guide columns, multiple groups of springs and multiple groups of first top screws. The multiple groups of second sliders are slidably installed on the multiple groups of guide frames, and the multiple groups of guide columns are slidably installed on the multiple groups of second sliders. The ends of the multiple groups of guide columns are respectively connected to the outer walls of the two groups of support plates, and the multiple groups of springs are respectively mounted on the outer walls of the multiple groups of guide columns. The multiple groups of first top screws are respectively screwed on the multiple groups of second sliders. By adjusting the multiple groups of second sliders to slide up and down, the multiple groups of second sliders drive the two groups of support plates to move up and down. By rotating the multiple groups of first top screws, the ends of the multiple groups of first top screws are pressed against the outer walls of the guide frames, thereby fixing the sliding of the second slider. By setting the multiple groups of springs, the buffering effect of the two groups of support plates and the multiple groups of ultrasonic transducers when they contact the falling film evaporator is improved.

[0009] Preferably, a scraper is also included, which is rotatably installed on the inner wall of the tank body, and the outer wall of the scraper contacts the outer wall of the filter screen; by rotating the scraper, the scraper scrapes and cleans the dirt attached to the bottom of the filter screen, thereby improving the convenience of cleaning and maintenance of the filter screen.

[0010] Preferably, a motor is further included, which is installed at the top of the tank body, and the output end of the motor is connected to the scraper; the scraper is driven to rotate by the motor, thereby improving the convenience of automatic cleaning of the filter.

[0011] Preferably, it also includes a closed door, which is connected to the lower part of the outer wall of the tank body; by setting the closed door, the convenience of discharging dirt inside the tank body to the outside is improved.

[0012] Preferably, it also includes multiple groups of second top screws, which are respectively screwed on the multiple groups of first sliders; by rotating and adjusting the multiple groups of second top screws, the convenience of sliding and positioning the multiple groups of first sliders by the multiple groups of second top screws is improved.

[0013] Compared with the prior art, the beneficial effects of the present invention are as follows: the two groups of support plates are moved to both sides of the falling film evaporator tank body, and then the multiple groups of first sliders are slid and adjusted so that the multiple groups of first sliders drive the two groups of support plates to move closer to each other, so that the two groups of support plates drive the multiple groups of ultrasonic transducers to contact the outer wall of the falling film evaporator tank body, and at the same time, the multiple groups of support devices are moved up and down so that the height of the multiple groups of ultrasonic transducers is adjusted, and then the liquid in the falling film evaporator tank body is ultrasonically vibrated by the multiple groups of ultrasonic transducers, so that the inside of the falling film evaporator is descaled, and then the liquid in the falling film evaporator tank body is circulated and filtered by the circulation device, so that the cleaned dirt is discharged outward, thereby improving the cleaning effect and cleaning efficiency of the falling film evaporator. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 This is an axonometric structural diagram of the utility model;

[0015] Figure 2 It is a schematic diagram of the axonometric structure of the connection between the tank body and the filter screen;

[0016] Figure 3 It is a schematic diagram of the axonometric partial structure of the connection between the support plate and the ultrasonic transducer;

[0017] Figure 4 This is a schematic diagram of the axonometric partial structure of the connection between the scraper and the motor;

[0018] Figure 5 It is an axonometric structural diagram of the connection between the tank body and the closed door, etc.

[0019] Markings in the accompanying drawings: 1. Guide rail; 2. First slider; 3. Guide frame; 4. Support plate; 5. Ultrasonic transducer; 6. Base; 7. Tank body; 8. Pump body; 9. First connector; 10. Second connector; 11. Filter; 12. Second slider; 13. Guide column; 14. Spring; 15. First top screw; 16. Scraper; 17. Motor; 18. Closing door; 19. Second top screw. DETAILED DESCRIPTION

[0020] To facilitate understanding of the present invention, a more comprehensive description of the present invention will be provided below with reference to the accompanying drawings. The present invention can be implemented in many different forms and is not limited to the embodiments described herein. Rather, these embodiments are provided to provide a more thorough and comprehensive understanding of the present invention. Example 1

[0021] like Figures 1 to 5 As shown, the utility model is an ultrasonic anti-scaling device for a falling film evaporator, comprising a guide rail 1 and multiple groups of first sliders 2, which are all slidably mounted on the guide rail 1; further comprising a supporting device, a circulation device, multiple groups of guide frames 3, two groups of support plates 4 and multiple groups of ultrasonic transducers 5, wherein the multiple groups of guide frames 3 are all mounted on the top of the multiple groups of first sliders 2, and the two groups of support plates 4 are mounted on the multiple groups of guide frames 3 through the supporting device, the supporting device is used to drive the two groups of support plates 4 to move up and down, and the supporting device is used to provide elastic force to the two groups of support plates 4, the multiple groups of ultrasonic transducers 5 are respectively mounted on the outer side walls of the two groups of support plates 4, the circulation device is arranged on the side of the guide rail 1, and the circulation device is used to circulate and filter the liquid in the falling film evaporator;

[0022] like Figure 2As shown, the circulation device includes a base 6, a tank body 7, a pump body 8, a first connector 9, a second connector 10 and a filter 11. The tank body 7 is installed on the top of the base 6, the pump body 8 is installed on the outer wall of the base 6, the first connector 9 is connected and arranged on the upper part of the outer wall of the tank body 7, the second connector 10 is connected and arranged on the input end of the pump body 8, the output end of the pump body 8 is connected to the tank body 7, and the filter 11 is installed on the inner wall of the tank body 7;

[0023] In this embodiment, the two groups of support plates 4 are moved to both sides of the falling film evaporator tank body, and then the multiple groups of first sliders 2 are slid and adjusted so that the multiple groups of first sliders 2 drive the two groups of support plates 4 to move closer to each other, so that the two groups of support plates 4 drive the multiple groups of ultrasonic transducers 5 to contact the outer wall of the falling film evaporator tank body. At the same time, the multiple groups of support devices are moved up and down to adjust the height of the multiple groups of ultrasonic transducers 5. Then, the liquid in the falling film evaporator tank body is ultrasonically vibrated by the multiple groups of ultrasonic transducers 5, so that the inside of the falling film evaporator is descaled. Then, the liquid in the falling film evaporator tank body is circulated and filtered by the circulation device, so that the cleaned dirt is discharged outward, thereby improving the cleaning effect and cleaning efficiency of the falling film evaporator. Example 2

[0024] On the basis of Example 1, Figure 3 As shown, the utility model is an ultrasonic anti-scaling device for a falling film evaporator, wherein the supporting device includes multiple groups of second sliders 12, multiple groups of guide pillars 13, multiple groups of springs 14 and multiple groups of first top screws 15. The multiple groups of second sliders 12 are respectively slidably mounted on the multiple groups of guide frames 3, and the multiple groups of guide pillars 13 are respectively slidably mounted on the multiple groups of second sliders 12. The ends of the multiple groups of guide pillars 13 are respectively connected to the outer walls of the two groups of support plates 4. The multiple groups of springs 14 are respectively sleeved on the outer walls of the multiple groups of guide pillars 13, and the multiple groups of first top screws 15 are respectively screwed on the multiple groups of second sliders 12.

[0025] like Figure 4 As shown, it also includes a scraper 16, which is rotatably mounted on the inner wall of the tank body 7, and the outer wall of the scraper 16 contacts the outer wall of the filter screen 11;

[0026] like Figure 4 As shown, it also includes a motor 17, which is installed on the top of the tank body 7, and the output end of the motor 17 is connected to the scraper 16;

[0027] like Figure 1 As shown, it also includes a closed door 18, which is connected to the lower part of the outer wall of the tank body 7;

[0028] like Figure 3 As shown, it also includes multiple sets of second top screws 19, and the multiple sets of second top screws 19 are respectively screwed on the multiple sets of first sliders 2;

[0029] In this embodiment, the first connector 9 and the second connector 10 are connected to the liquid inlet and the liquid outlet of the falling film evaporator tank respectively. When the multiple sets of ultrasonic transducers 5 ultrasonically vibrate the liquid in the falling film evaporator, the liquid in the falling film evaporator is extracted through the pump body 8 and the extracted liquid is transported to the inside of the tank body 7. The liquid is then filtered through the filter screen 11, and the filtered dirt is stored in the inside of the tank body 7. The filtered liquid flows back to the falling film evaporator through the first connector 9. By continuously circulating the liquid in the falling film evaporator, Thereby, the liquid is improved in flushing and cleaning the dirt in the falling film evaporator, and the dirt discharge effect in the falling film evaporator is improved. By adjusting the sliding of multiple sets of second sliders 12 up and down, the multiple sets of second sliders 12 drive the two sets of support plates 4 to move up and down. By rotating the multiple sets of first top screws 15, the ends of the multiple sets of first top screws 15 are tightly attached to the outer wall of the guide frame 3, so that the sliding of the second slider 12 is fixed. By setting multiple sets of springs 14, the buffering effect when the two sets of support plates 4 and the multiple sets of ultrasonic transducers 5 are in contact with the falling film evaporator is improved.

[0030] The utility model discloses an ultrasonic anti-scaling device for a falling film evaporator. When the device is in operation, the two groups of support plates 4 are moved to both sides of the falling film evaporator tank body. Then, the multiple groups of first sliders 2 are slid and adjusted so that the multiple groups of first sliders 2 drive the two groups of support plates 4 to move closer to each other, thereby causing the two groups of support plates 4 to drive the multiple groups of ultrasonic transducers 5 to contact the outer wall of the falling film evaporator tank body. At the same time, the multiple groups of support devices are moved up and down so that the height of the multiple groups of ultrasonic transducers 5 is adjusted. Then, the liquid in the falling film evaporator tank body is ultrasonically vibrated by the multiple groups of ultrasonic transducers 5, thereby descaling the inside of the falling film evaporator. Then, the liquid in the falling film evaporator tank body is circulated and filtered by the circulation device.

[0031] The ultrasonic transducer 5 and the motor 17 of the ultrasonic anti-scaling device for falling film evaporator of the utility model are purchased on the market. The technicians in this industry only need to install and operate them according to the accompanying instruction manual without the need for creative work by the technicians in this field.

[0032] The above is only a preferred embodiment of the present invention. It should be pointed out that for ordinary technicians in this technical field, several improvements and modifications can be made without departing from the technical principles of the present invention. These improvements and modifications should also be regarded as the scope of protection of the present invention.

Claims

1. An ultrasonic anti-scaling device for a falling film evaporator, comprising a guide rail (1) and a plurality of first sliders (2), wherein the plurality of first sliders (2) are all slidably mounted on the guide rail (1); characterized in that: The invention also includes a supporting device, a circulation device, multiple groups of guide frames (3), two groups of support plates (4) and multiple groups of ultrasonic transducers (5), wherein the multiple groups of guide frames (3) are all mounted on the top of the multiple groups of first sliders (2), the two groups of support plates (4) are mounted on the multiple groups of guide frames (3) through the supporting device, the supporting device is used to drive the two groups of support plates (4) to move up and down, and the supporting device is used to provide elastic force to the two groups of support plates (4), the multiple groups of ultrasonic transducers (5) are respectively mounted on the outer side walls of the two groups of support plates (4), the circulation device is arranged on the side of the guide rail (1), and the circulation device is used to circulate and filter the liquid in the falling film evaporator.

2. The ultrasonic anti-scaling device for a falling film evaporator according to claim 1, characterized in that: The circulation device comprises a base (6), a tank body (7), a pump body (8), a first connector (9), a second connector (10) and a filter (11), wherein the tank body (7) is mounted on the top of the base (6), the pump body (8) is mounted on the outer wall of the base (6), the first connector (9) is connected to the upper part of the outer wall of the tank body (7), the second connector (10) is connected to the input end of the pump body (8), the output end of the pump body (8) is connected to the tank body (7), and the filter (11) is mounted on the inner wall of the tank body (7).

3. The ultrasonic anti-scaling device for a falling film evaporator according to claim 1, characterized in that: The supporting device comprises a plurality of groups of second sliders (12), a plurality of groups of guide posts (13), a plurality of groups of springs (14) and a plurality of groups of first top screws (15). The plurality of groups of second sliders (12) are respectively slidably mounted on the plurality of groups of guide frames (3). The plurality of groups of guide posts (13) are respectively slidably mounted on the plurality of groups of second sliders (12). The ends of the plurality of groups of guide posts (13) are respectively connected to the outer walls of the two groups of support plates (4). The plurality of groups of springs (14) are respectively sleeved on the outer walls of the plurality of groups of guide posts (13). The plurality of groups of first top screws (15) are respectively screwed on the plurality of groups of second sliders (12).

4. The ultrasonic anti-scaling device for a falling film evaporator according to claim 2, characterized in that: It also includes a scraper (16), which is rotatably mounted on the inner wall of the tank body (7), and the outer wall of the scraper (16) contacts the outer wall of the filter screen (11).

5. The ultrasonic anti-scaling device for falling film evaporator according to claim 2 or 4, characterized in that: It also includes a motor (17), which is installed on the top of the tank body (7), and the output end of the motor (17) is connected to the scraper (16).

6. The ultrasonic anti-scaling device for a falling film evaporator according to claim 2, characterized in that: It also includes a closed door (18), which is arranged in communication with the lower part of the outer side wall of the tank body (7).

7. The ultrasonic anti-scaling and descaling device for a falling film evaporator according to claim 1, characterized in that: It also includes multiple groups of second top screws (19), which are respectively screwed on the multiple groups of first sliders (2).

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