Nanofiltration membrane water treatment device for ceramic nanofiltration membrane cleaning mechanism

Abstract

The utility model relates to the technical field of sewage treatment, and discloses a nanofiltration membrane water treatment device for a ceramic nanofiltration membrane cleaning mechanism, which comprises a shell and an access cover, the access cover is detachably connected to the top end of the shell through a bolt, a filter assembly is arranged in an inner cavity of the shell and comprises a filter frame, the surface of the filter frame is covered with a nanofiltration membrane, and the nanofiltration membrane is arranged in the inner cavity of the shell. A motor is connected to the center of the upper surface of the access cover in an embedded mode. The power output end of the motor penetrates through the access cover and extends into an inner cavity of the shell. The device can automatically clean the nanofiltration membrane, does not need to be disassembled, is time-saving and labor-saving, ensures the sewage treatment effect of the nanofiltration membrane, can synchronously clean the cleaned impurities during cleaning, is time-saving and labor-saving, improves the cleaning efficiency, and further ensures the sewage treatment efficiency of the nanofiltration membrane.

Description

TECHNICAL FIELD

[0001] The utility model relates to sewage treatment technical field, concretely is a kind of nanofiltration membrane water treatment device for ceramic nanofiltration membrane cleaning mechanism. BACKGROUND

[0002] A large amount of water resources is consumed when ceramic nanofiltration membrane is cleaned by cleaning structure, in order to save water resources and reduce cleaning cost, the wastewater generated by cleaning needs to be treated and recycled, nanofiltration membrane is a new type of separation membrane, its molecular weight cutoff is between reverse osmosis membrane and ultrafiltration membrane, about 100-2000Da, it is inferred that nanofiltration membrane may have a microporous structure of about lnm, so it is called "nanofiltration", the nanofiltration membrane water treatment device can effectively remove the fine particles in the wastewater generated by ceramic nanofiltration membrane cleaning mechanism.

[0003] The existing nanofiltration membrane water treatment device can effectively connect and filter the fine particles in the wastewater generated by ceramic nanofiltration membrane cleaning mechanism, but the surface of nanofiltration membrane will accumulate too many fine particles after long-term use, which will cause nanofiltration membrane to be blocked, reduce the water permeability, and reduce the wastewater treatment efficiency due to the decrease of water flow rate, in order to ensure the use effect, the traditional nanofiltration membrane water treatment device needs to be disassembled and cleaned regularly, but this process needs to consume a lot of time and manpower, which increases the work intensity and reduces the wastewater treatment efficiency, therefore, we provide a nanofiltration membrane water treatment device for ceramic nanofiltration membrane cleaning mechanism. SUMMARY

[0004] The main purpose of the utility model is to provide a nanofiltration membrane water treatment device for ceramic nanofiltration membrane cleaning mechanism, which can effectively solve the problems in the background art.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a nanofiltration membrane water treatment device for ceramic nanofiltration membrane cleaning mechanism, including shell and overhauling cover, the overhauling cover is detachably connected to the top end of shell through bolt, the inner chamber of shell is equipped with filter assembly, the filter assembly includes filter frame, the surface of filter frame is covered with nanofiltration membrane, the center position of the upper surface of overhauling cover is embeddedly connected with motor, the power output end of motor extends to the inner chamber of shell through overhauling cover, the power output end of motor is fixedly connected with transmission rod, and the surface of transmission rod is provided with screw thread, and the transmission rod extends to the bottom end of inner chamber of shell perpendicularly through filter frame, the inner chamber of filter frame is slidably provided with flushing disc, the center position of flushing disc is embeddedly connected with threaded sleeve, the center position of flushing disc is threadedly connected to the surface of transmission rod through threaded sleeve, the outer side wall of flushing disc is interconnectedly connected with high-pressure spray head, the upper surface of flushing disc is interconnectedly connected with flushing pipe, and the tail end of flushing pipe is interconnectedly connected with external suction pump through water guide pipe, and the bottom end of transmission rod is detachably connected with cleaning assembly.

[0006] Preferably, the cleaning assembly comprises a connecting rod which is detachably connected to the two sides of the upper end of the transmission rod by bolts, both sides of the connecting rod are fixedly connected with mounting rods, the outer side end of the mounting rod is fixedly connected with a fixed plate, the outer side wall of the fixed plate is provided with an elastic fixing rod, and the outer side end of the elastic fixing rod is detachably connected with a scraper.

[0007] Preferably, the lower end surface of the connecting rod is fixedly connected with a spiral wing.

[0008] Preferably, the bottom end of the shell is interconnected with a waste pipe, and the spiral wing is vertically arranged in the inner cavity of the waste pipe.

[0009] Preferably, one side of the bottom end of the shell is provided with a drain pipe, and the water inlet end of the drain pipe is interconnected with the bottom end of the filter frame.

[0010] Preferably, the bottom end of the shell and the side opposite to the drain pipe are interconnected with a water inlet pipe.

[0011] Preferably, the motor is electrically connected with an external power source through a matching controller.

[0012] Compared with the prior art, the utility model has the advantages that:

[0013] 1、The utility model discloses a motor, transmission rod, thread sleeve, flush disc, high pressure shower head and flush pipe cooperate with each other, when the nanofiltration membrane is cleaned, the transmission rod is driven by the motor to rotate reversely, the flush disc on the surface of the transmission rod is connected through the thread sleeve and moves up and down along the inner cavity of the filter frame under the limiting of the filter frame and the flush pipe, and in the moving process, the cleaning water is transported into the flush disc through the flush pipe by the water suction pump of the outside, and the nanofiltration membrane on the surface of the filter frame is sprayed by the high pressure shower head, so that the nanofiltration membrane is backwashed, the small particles on the surface of the nanofiltration membrane are effectively flushed away, the water permeability of the nanofiltration membrane is ensured, manual disassembly and cleaning are not needed, time and labor are saved, the cleaning effect is effectively improved, and the filtering effect during use is ensured.

[0014] 2、The utility model discloses a motor, transmission rod, connecting rod, mounting rod, fixed plate, elastic connecting rod, scraper and spiral wing cooperate with each other, when the transmission rod is driven by the motor, the scraper connected through the connecting rod, fixed plate and elastic connecting rod rotates synchronously, then the sundries at the bottom end of the inner cavity of the shell are cleaned, the scraper can clean the inner wall at the bottom end of the inner cavity of the shell through the elastic connecting rod, the sundries are driven by the scraper and enter the waste pipe at the bottom end of the shell, then are discharged outward through the waste pipe, and when discharging, the spiral wing rotates synchronously, so that the sundries are pushed to discharge outward, the blockage is avoided, and the waste discharge effect and efficiency are improved. DRAWINGS

[0015] Figure 1 It is the whole structure schematic view of the utility model.

[0016] Figure 2 is a structure schematic view of the utility model front view;

[0017] Figure 3 is a structure schematic view of the utility model filter cartridge;

[0018] Figure 4 is a structure schematic view of the utility model cleaning assembly.

[0019] In the figure: 1, shell;2, access cover;3, motor;4, flush pipe;5, drain pipe;6, water inlet pipe;7, waste pipe;8, cleaning assembly;9, filter frame;10, nanofiltration membrane;11, transmission rod;12, flush disc;13, high pressure spray head;14, threaded sleeve;801, connecting rod;802, mounting rod;803, fixed plate;804, elastic fixed rod;805, scraper;806, spiral wing. DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0021] EMBODIMENT

[0022] Please refer to Figure 1 - Figure 4The ceramic nanofiltration membrane 10 water treatment device for cleaning mechanism of one of the ceramic nanofiltration membranes 10 shown in the drawing, including a shell 1 and an inspection cover 2, the inspection cover 2 is detachably connected to the top end of the shell 1 by bolts, the inner cavity of the shell 1 is provided with a filter assembly, the filter assembly includes a filter frame 9, the surface of the filter frame 9 is covered with a nanofiltration membrane 10, the upper surface of the inspection cover 2 is embeddedly connected with a motor 3 at the center position, the power output end of the motor 3 extends to the inner cavity of the shell 1 through the inspection cover 2, the power output end of the motor 3 is fixedly connected with a transmission rod 11, and the surface of the transmission rod 11 is provided with threads, and the transmission rod 11 extends to the bottom end of the inner cavity of the shell 1 perpendicularly through the filter frame 9, a washing disc 12 is slidably arranged in the inner cavity of the filter frame 9, a threaded sleeve 14 is embeddedly connected at the center position of the washing disc 12, the center position of the washing disc 12 is threadedly connected to the surface of the transmission rod 11 through the threaded sleeve 14, high-pressure nozzles 13 are interconnected on the outer side wall of the washing disc 12, a washing pipe 4 is interconnected on the upper surface of the washing disc 12, and the distal end of the washing pipe 4 is interconnected with an external water suction pump through a water guide pipe, and a cleaning assembly 8 is detachably connected to the bottom end of the transmission rod 11; the motor 3 drives the transmission rod 11 to rotate forward and reverse, so that the washing disc 12 connected to the surface of the transmission rod 11 through the threaded sleeve 14 moves up and down along the inner cavity of the filter frame 9 under the limitation of the filter frame 9 and the washing pipe 4, and in the moving process, clean water is delivered into the washing disc 12 through the washing pipe 4 by the external water suction pump, and the nanofiltration membrane 10 on the surface of the filter frame 9 is sprayed by the high-pressure nozzles 13, so as to realize backwashing, effectively wash away the fine particles on the surface of the nanofiltration membrane 10, ensure the water permeability of the nanofiltration membrane 10, and do not need manual disassembly for cleaning, save time and effort, effectively improve the cleaning effect, and ensure the filtering effect during use.

[0023] Wherein, the cleaning assembly 8 includes a connecting rod 801, the connecting rod 801 is detachably connected to the upper end of the transmission rod 11 through bolts, the connecting rod 801 is fixedly connected with a mounting rod 802 on both sides, the mounting rod 802 is fixedly connected with a fixed plate 803 on the outer side end, the fixed plate 803 is provided with an elastic fixing rod 804 on the outer side wall, the elastic fixing rod 804 is detachably connected with a scraper 805 on the outer side end, and the surface of the lower end of the connecting rod 801 is fixedly connected with a spiral wing 806; the scraper 805 can be cleaned on the inner wall at the bottom end of the inner cavity of the shell 1 by means of the elastic connecting rod 801, so that the sundries are driven by the scraper 805 to enter the waste discharge pipe 7 along the bottom end of the shell 1, and are discharged outwardly by means of the waste discharge pipe 7, and in the process of discharging, the spiral wing 806 rotates synchronously, so as to push the sundries to discharge outwardly, avoid blockage, and improve the waste discharge effect and efficiency.

[0024] The shell 1 bottom end is connected with the waste pipe 7, and the spiral wing 806 is vertically arranged in the waste pipe 7 inner cavity, the shell 1 bottom end one side is equipped with the drain pipe 5, and the drain pipe 5 water inlet end is connected with the filter frame 9 bottom end; the waste pipe 7 bottom end is screw-connected with the cover, when cleaning, the cover is quickly disassembled by rotating, and then the shell 1 inner cavity sundries can be quickly cleaned.

[0025] Preferably, the shell 1 bottom end and one side relative to the drain pipe 5 are connected with the water inlet pipe 6; the water inlet pipe 6 inner cavity is equipped with a valve, and the opening and closing of the water inlet pipe 6 can be controlled through the valve, so that water injection use is facilitated.

[0026] The motor 3 is electrically connected with the external power supply through the matched controller; the opening and closing of the motor 3 power supply can be controlled by means of the controller, so that the motor 3 is conveniently controlled to work.

[0027] It should be noted that the utility model is a ceramic nanofiltration membrane 10 cleaning mechanism water treatment device, sewage is mainly injected into the shell 1 through the water injection pipe, and in the process of flowing, the nanofiltration membrane 10 is passed into the filter frame 9, and is discharged outward along the drain pipe 5 intercommunicating with the filter lower end, so that the fine particles in the sewage can be filtered by means of the nanofiltration membrane 10 in the water flow process, and when cleaning after filtration, the flushing disc 12 connected to the surface of the transmission rod 11 through the threaded sleeve 14 is moved up and down in the filter frame 9 inner cavity under the limiting of the filter frame 9 and the flushing pipe 4 by means of the motor 3 driving the transmission rod 11 to rotate forward and reverse, and in the moving process, the cleaning water is delivered into the flushing disc 12 through the flushing pipe 4 by means of the external water suction pump, and the nanofiltration membrane 10 on the surface of the filter frame 9 is sprayed by means of the high-pressure spray head 13, so that backwashing is realized, fine particles on the surface of the nanofiltration membrane 10 are effectively flushed away, the water permeability of the nanofiltration membrane 10 is ensured, manual disassembly for cleaning is not required, time and labor are saved, the cleaning effect is effectively improved, and the filtering effect during use is ensured.

[0028] It should be noted that in this document, relational terms such as first and second and the like can be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises", "comprising", or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but can include other elements not expressly listed or inherent to such process, method, article, or apparatus.

[0029] Although the embodiments of the present application have been shown and described, it is to be understood that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the present application, the scope of which is defined by the appended claims and their equivalents.

Claims

1. A ceramic nanofiltration membrane cleaning mechanism for a nanofiltration membrane water treatment device, comprising a shell (1) and an inspection cover (2), the inspection cover (2) being detachably connected to the top end of the shell (1) by bolts, characterized in that: The inner cavity of the shell (1) is provided with a filter assembly, which comprises a filter frame (9), the surface of which is covered with a nanofiltration membrane (10), the upper surface of the inspection cover (2) is embedded with a motor (3) at the center position, the power output end of the motor (3) extends to the inner cavity of the shell (1) through the inspection cover (2), the power output end of the motor (3) is fixedly connected with a transmission rod (11), and the surface of the transmission rod (11) is provided with threads, and the transmission rod (11) extends to the bottom end of the inner cavity of the shell (1) vertically through the filter frame (9), the inner cavity of the filter frame (9) is slidably provided with a flushing disc (12), the center position of the flushing disc (12) is embedded with a threaded sleeve (14), the center position of the flushing disc (12) is threadedly connected to the surface of the transmission rod (11) through the threaded sleeve (14), the outer side wall of the flushing disc (12) is interconnected with a high-pressure spray head (13), the upper surface of the flushing disc (12) is interconnected with a flushing pipe (4), and the distal end of the flushing pipe (4) is interconnected with an external water suction pump through a water guide pipe, and the bottom end of the transmission rod (11) is detachably connected with a cleaning assembly (8).

2. The nanofiltration membrane water treatment device for the ceramic nanofiltration membrane cleaning mechanism according to claim 1, characterized in that: The cleaning assembly (8) comprises a connecting rod (801), which is detachably connected to the upper end of the transmission rod (11) through bolts, the connecting rod (801) is fixedly connected with a mounting rod (802) on both sides, the mounting rod (802) is fixedly connected with a fixed plate (803) on the outer side, the outer side wall of the fixed plate (803) is provided with an elastic fixing rod (804), and the outer side end of the elastic fixing rod (804) is detachably connected with a scraper (805).

3. The nanofiltration membrane water treatment device for cleaning mechanism of ceramic nanofiltration membrane according to claim 2, characterized in that: The lower end surface of the connecting rod (801) is fixedly connected with a spiral wing (806).

4. The nanofiltration membrane water treatment device for cleaning mechanism of ceramic nanofiltration membrane according to claim 1, characterized in that: The bottom end of the shell (1) is interconnected with a waste pipe (7), and the spiral wing (806) is vertically arranged in the inner cavity of the waste pipe (7).

5. The nanofiltration membrane water treatment device for cleaning mechanism of ceramic nanofiltration membrane according to claim 1, characterized in that: The bottom end of the shell (1) is provided with a drain pipe (5), and the water inlet end of the drain pipe (5) is interconnected with the bottom end of the filter frame (9).

6. The nanofiltration membrane water treatment device for cleaning mechanism of ceramic nanofiltration membrane according to claim 1, characterized in that: The bottom end of the shell (1) and the side opposite to the drain pipe (5) are interconnected with a water inlet pipe (6).

7. The nanofiltration membrane water treatment device for cleaning mechanism of ceramic nanofiltration membrane according to claim 1, characterized in that: The motor (3) is electrically connected with the external power supply through the matched controller.

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