MVR evaporator separation device for wastewater treatment

The rotation and vibration of the filter bag driven by the rotating shaft and movable plate, combined with the threaded rod and the motor-driven feed pipe adjustment, solve the problem of filter hole blockage, realize efficient wastewater treatment, and ensure the stable operation of the MVR evaporator.

CN223150324UActive Publication Date: 2025-07-25SHANGHAI ZHONGTENG ENVIRONMENTAL PROTECTION TECH CO LTD
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Patent Information

Application Number
CN202422241229.6
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-09-12
Publication Date
2025-07-25
Estimated Expiration
2034-09-12

AI Technical Summary

Technical Problem

In the existing wastewater treatment MVR evaporator separation device, the filter holes of the filter plate are easily blocked, resulting in a decrease in filtration efficiency and affecting the wastewater treatment efficiency.

Method used

The rotating shaft and movable plate structure is adopted to rotate and vibrate the filter bag by motor drive, and the position adjustment of the threaded rod and motor drive feed pipe is combined to achieve flip and impurities removal of the filter bag, avoid filter hole clogging, and reduce water splashing through sealing design.

Benefits of technology

It improves the filtration efficiency of the filter bag, prevents filter holes from being blocked, maintains efficient operation of wastewater treatment, and simplifies the impurity removal process.

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    Figure CN223150324U_ABST
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Abstract

The utility model discloses an MVR (Mechanical Vapor Recompression) evaporator separation device for wastewater treatment and belongs to the technical field of MVR evaporator component devices. The side part of the treatment box is communicated with a delivery pump; the side part of the delivery pump is communicated with an MVR evaporator body; a through hole is formed in the top of the treatment box; a feeding pipe is arranged in the through hole; when more impurities are accumulated on the inner wall of the filter bag, a collecting box is placed on the top of a partition plate, a feeding pipe is adjusted to move upwards, then a second motor is started to rotate to drive a driving wheel to rotate, a driven wheel is further driven to rotate, a rotating shaft and a movable plate are further driven to rotate by 180 degrees, and the filter bag rotates by 180 degrees; at the moment, the opening of the filter bag faces downwards, the filter bag is driven to vibrate through rotation of the first motor, then impurities in the filter bag are poured into the collecting box, and the structure has the advantage of being good in separation effect.
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Description

Technical Field

[0001] The utility model belongs to the technical field of MVR evaporator component devices, and particularly relates to an MVR evaporator separation device for wastewater treatment. Background Technique

[0002] The MVR evaporator is an energy-saving technology that re-uses the energy of the secondary steam generated by itself, thereby reducing the demand for external energy. In the field of wastewater treatment, the MVR evaporator is often used.

[0003] The existing MVR evaporator separation devices for wastewater treatment often use filter plates to filter impurities in the wastewater. This method has a simple structure. However, in actual use, the filter holes at the top of the filter plate are easily blocked, which leads to a reduction in the filtration efficiency and further reduces the wastewater treatment efficiency. Therefore, it is necessary to design and transform the MVR evaporator separation device for wastewater treatment to effectively prevent the phenomenon of poor separation effect. Content of the Utility Model

[0004] To solve the problems raised in the above background technique, the purpose of the present utility model is to provide an MVR evaporator separation device for wastewater treatment, which has the advantage of good separation effect, and solves the problem that the existing MVR evaporator separation devices for wastewater treatment often use filter plates to filter impurities in the wastewater. This method has a simple structure. However, in actual use, the filter holes at the top of the filter plate are easily blocked, which leads to a reduction in the filtration efficiency and further reduces the wastewater treatment efficiency.

[0005] The present utility model provides the following technical solution: an MVR evaporator separation device for wastewater treatment, including a treatment tank, a delivery pump is connected to the side of the treatment tank, an MVR evaporator body is connected to the side of the delivery pump, a through opening is provided at the top of the treatment tank, a feed pipe is arranged inside the through opening, a rotating shaft is movably connected inside the treatment tank, a movable plate is fixedly connected to the surface of the rotating shaft, an opening is provided on the surface of the movable plate, a filter bag is fixedly connected inside the opening, telescopic rods are fixedly connected to the four circumferences at the bottom of the movable plate, a support plate is fixedly connected to the bottom of the telescopic rods, the support plate is fixedly connected to the filter bag, first motors are fixedly connected to both sides at the bottom of the movable plate through brackets, a disc frame is fixedly connected to the output end of the first motors, a connecting rod is movably connected to the surface of the disc frame, the connecting rod is hinged to the support plate, a driven wheel is fixedly connected to the side of the rotating shaft, a second motor is fixedly connected to the side of the treatment tank, a driving wheel is fixedly connected to the output end of the second motor, and the driving wheel and the driven wheel are connected by a synchronous belt.

[0006] The beneficial effects of the present utility model are as follows:

[0007] 1. When a relatively large amount of impurities accumulates on the inner wall of the filter bag, the present utility model adopts the method of placing the collection box on top of the partition, adjusting the upward movement of the feed pipe, then starting the rotation of the second motor to drive the rotation of the driving wheel, further driving the rotation of the driven wheel, and then driving the rotation of the rotating shaft and the movable plate by 180 degrees, so that the filter bag rotates by 180 degrees. At this time, the opening of the filter bag faces downward, and the first motor rotates to drive the filter bag to vibrate, thereby pouring the impurities in the filter bag into the collection box. The structure of the present utility model has the advantage of good separation effect.

[0008] 2. Through the arrangement of the drive box, threaded rod, movable block and third motor, the present utility model can start the rotation of the third motor to drive the rotation of the threaded rod, further driving the movable block and the feed pipe to move downward, reducing the distance between the feed pipe and the filter bag, and preventing the water in the feed pipe from splashing out of the filter bag. BRIEF DESCRIPTION OF THE DRAWINGS

[0009] Figure 1 It is a schematic structural diagram of the present utility model.

[0010] Figure 2 It is a schematic structural diagram of the treatment box of the present utility model.

[0011] Figure 3 It is a schematic structural diagram of the filter bag of the present utility model.

[0012] Figure 4 For the present utility model Figure 2 The enlarged schematic diagram of the structure at A in the figure. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0013] 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.

[0014] Such as Figures 1 to 4As shown, the MVR evaporator separation device for wastewater treatment in this embodiment includes a treatment box 1, a delivery pump 2 is connected to the side of the treatment box 1, and an MVR evaporator body 3 is connected to the side of the delivery pump 2. A through port 4 is provided on the top of the treatment box 1, and a feed pipe 5 is provided inside the through port 4. A rotating shaft 6 is movably connected to the inside of the treatment box 1, and a movable plate 7 is fixedly connected to the surface of the rotating shaft 6. An opening is provided on the surface of the movable plate 7, and a filter bag 8 is fixedly connected to the inside of the opening. Telescopic rods 9 are fixedly connected to the four sides of the bottom of the movable plate 7, and the bottom of the telescopic rod 9 is fixedly connected to the bottom of the movable plate 7. A support plate 10 is connected, and the support plate 10 is fixedly connected to the filter bag 8. Both sides of the bottom of the movable plate 7 are fixedly connected to a first motor 11 through brackets. The output end of the first motor 11 is fixedly connected to a disc frame 12. The surface of the disc frame 12 is movably connected to a connecting rod 13. The connecting rod 13 is hinged to the support plate 10. A driven wheel 16 is fixedly connected to the side of the rotating shaft 6. A second motor 14 is fixedly connected to the side of the processing box 1. A driving wheel 15 is fixedly connected to the output end of the second motor 14. The driving wheel 15 and the driven wheel 16 are connected through a synchronous belt transmission.

[0015] refer to Figure 2 and Figure 4 A driving box 20 is fixedly connected to the side of the inner wall of the processing box 1, a threaded rod 21 is movably connected inside the driving box 20, a movable block 22 is threadedly connected to the surface of the threaded rod 21, the movable block 22 is fixedly connected to the feed pipe 5, the movable block 22 is movably connected to the driving box 20, a third motor 23 is fixedly connected to the bottom of the driving box 20, and an output end of the third motor 23 is fixedly connected to the threaded rod 21.

[0016] In this embodiment, by setting up the drive box 20, the threaded rod 21, the movable block 22 and the third motor 23, the third motor 23 can be started to rotate to drive the threaded rod 21 to rotate, thereby driving the movable block 22 and the feed pipe 5 to move downward, thereby reducing the distance between the feed pipe 5 and the filter bag 8, and preventing water in the feed pipe 5 from splashing out of the filter bag 8.

[0017] refer to Figure 2 A partition 18 is fixedly connected to the inside of the processing box 1, a water permeable port 19 is opened on the surface of the partition 18, and a placement port 17 is set on the left side of the processing box 1.

[0018] In this embodiment, by providing the partition 18, the water permeable port 19 and the placement port 17, the collecting box can be inserted into the processing box 1 from left to right, and the partition 18 can support the collecting box.

[0019] refer to Figure 2 and Figure 4 A bearing is fixedly connected to the interior of the driving box 20, and the bearing is fixedly connected to the threaded rod 21, and lubricating oil is provided inside the bearing, and a sealing shaft cover is provided inside the bearing, and the number of the sealing shaft covers is several.

[0020] In this embodiment, through the setting of the bearing, the friction between the drive box 20 and the threaded rod 21 can be reduced, thus facilitating the rotation of the threaded rod 21.

[0021] Reference Figure 1 , a sealed box door 24 is hinged to the front of the processing box 1. An observation window 25 is arranged on the front of the sealed box door 24. A handle 26 is fixedly connected to the front of the sealed box door 24. Anti-slip patterns are arranged on the surface of the handle 26, and the number of anti-slip patterns is several. A light-transmitting plate is fixedly connected to the inside of the observation window 25, and the light-transmitting plate is cut from an acrylic plate.

[0022] In this embodiment, through the setting of the sealed box door 24, the observation window 25 and the handle 26, the sealed box door 24 can be opened, so as to maintain the components in the processing box 1. The observation window 25 is convenient for observing the components in the processing box 1 through the sealed box door 24.

[0023] Reference Figure 1 , a protective cover is fixedly connected to the side of the processing box 1 by bolts. The second motor 14, the driving wheel 15 and the driven wheel 16 are all located inside the protective cover, and the protective cover is made of stainless steel.

[0024] In this embodiment, through the setting of the protective cover, it can prevent damage to the operator by accidentally touching the driving wheel 15, the driven wheel 16 and the second motor 14.

[0025] In this utility model, the feed pipe 5 is adjusted to move downward, and then the waste water is poured into the feed pipe 5. Then the waste water falls into the filter bag 8 and is filtered by the filter bag 8. The first motor 11 can be started to rotate to drive the disc frame 12 to rotate, thereby driving the connecting rod 13 to move, further driving the support plate 10 to move up and down reciprocally, further driving the filter bag 8 to vibrate, thereby improving the filtering efficiency of the filter bag 8. The filtered waste water falls to the bottom of the inner wall of the processing box 1. Through the delivery pump 2, the waste water is sent into the MVR evaporator body 3. When more impurities accumulate on the inner wall of the filter bag 8, the collection box is placed on the top of the partition plate 18. The feed pipe 5 is adjusted to move upward, and then the second motor 14 is started to rotate to drive the driving wheel 15 to rotate, thereby driving the driven wheel 16 to rotate, further driving the rotating shaft 6 and the movable plate 7 to rotate 180 degrees, so that the filter bag 8 rotates 180 degrees. At this time, the opening of the filter bag 8 faces downward. The first motor 11 rotates to drive the filter bag 8 to vibrate, thereby pouring the impurities in the filter bag 8 into the collection box.

Claims

1. An MVR evaporator separation device for wastewater treatment, comprising a treatment tank (1), characterized in that: A delivery pump (2) is connected to the side of the treatment tank (1), an MVR evaporator body (3) is connected to the side of the delivery pump (2), a through opening (4) is formed in the top of the treatment tank (1), a feed pipe (5) is arranged inside the through opening (4), a rotating shaft (6) is movably connected inside the treatment tank (1), a movable plate (7) is fixedly connected to the surface of the rotating shaft (6), an opening is formed in the surface of the movable plate (7), a filter bag (8) is fixedly connected inside the opening, telescopic rods (9) are fixedly connected to the four circumferences of the bottom of the movable plate (7), a support plate (10) is fixedly connected to the bottom of the telescopic rods (9), the support plate (10) is fixedly connected to the filter bag (8), first motors (11) are fixedly connected to both sides of the bottom of the movable plate (7) through brackets, a disc frame (12) is fixedly connected to the output end of the first motors (11), a connecting rod (13) is movably connected to the surface of the disc frame (12), the connecting rod (13) is hinged to the support plate (10), a driven wheel (16) is fixedly connected to the side of the rotating shaft (6), a second motor (14) is fixedly connected to the side of the treatment tank (1), a driving wheel (15) is fixedly connected to the output end of the second motor (14), and the driving wheel (15) and the driven wheel (16) are connected by a synchronous belt transmission.

2. The MVR evaporator separation device for wastewater treatment according to claim 1, characterized in that: A driving box (20) is fixedly connected to the side of the inner wall of the treatment tank (1), a threaded rod (21) is movably connected inside the driving box (20), a movable block (22) is threadedly connected to the surface of the threaded rod (21), the movable block (22) is fixedly connected to the feed pipe (5), the movable block (22) is movably connected to the driving box (20), a third motor (23) is fixedly connected to the bottom of the driving box (20), and the output end of the third motor (23) is fixedly connected to the threaded rod (21).

3. The MVR evaporator separation device for wastewater treatment according to claim 2, wherein: A partition plate (18) is fixedly connected inside the treatment tank (1), a water permeable opening (19) is formed in the surface of the partition plate (18), and a placement opening (17) is arranged on the left side of the treatment tank (1).

4. The MVR evaporator separation device for wastewater treatment according to claim 3, wherein: Bearings are fixedly connected inside the driving box (20), the bearings are fixedly connected to the threaded rod (21), lubricating oil is arranged inside the bearings, sealing shaft covers are arranged inside the bearings, and the number of the sealing shaft covers is several.

5. The MVR evaporator separation device for wastewater treatment according to claim 4, wherein: A sealed box door (24) is hinged to the front of the treatment tank (1), an observation window (25) is arranged on the front of the sealed box door (24), a handle (26) is fixedly connected to the front of the sealed box door (24), anti-slip patterns are arranged on the surface of the handle (26), the number of the anti-slip patterns is several, a light-transmitting plate is fixedly connected inside the observation window (25), and the light-transmitting plate is formed by cutting an acrylic plate.

6. The MVR evaporator separation device for wastewater treatment according to claim 1, 2 or 5, characterized in that: A protective cover is fixedly connected to the side of the treatment tank (1) by bolts, and the second motor (14), the driving wheel (15) and the driven wheel (16) are all located inside the protective cover.