Electrophoretic coating liquid impurity removal equipment

Abstract

The utility model discloses an electrophoretic coating liquid impurity removal device, and relates to the field of electrophoretic coating liquid impurity removal devices, the electrophoretic coating liquid impurity removal device comprises an electrophoresis tank, the bottom of the electrophoresis tank is provided with a discharge pipe, the lower end of the discharge pipe is connected with an inlet of a three-way valve, and one outlet of the three-way valve is connected with a liquid inlet end of a water pump; according to the impurity removal equipment for the electrophoretic coating liquid, by arranging the impeller, the rotating shaft, the scraping sleeve and other structures, the effect of automatically cleaning the filter screen can be achieved, particularly, cleaned impurities can fall to the lower end of an inner cavity of the scraping sleeve under the gravity effect, and therefore the impurities can be automatically discharged out of a pipeline when a valve is opened, and the cleaning efficiency is improved. Impurities are effectively removed, manual operation is not needed, manpower is saved, and the automation degree of equipment is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to electrophoretic impurity removal equipment field especially relates to a kind of electrophoretic coating liquid impurity removal equipment. BACKGROUND

[0002] In electrophoresis technology, the circulating filtration system of electrophoresis tank is the key component to ensure the stability of experiment and the accuracy of result. In the process of electrophoresis, the uniformity of buffer solution, temperature control and removal of impurities are crucial to the separation effect; the circulating filtration system of electrophoresis tank is mainly composed of pipeline, water pump and filter screen or filter element, the lower part and the upper part of electrophoresis tank are connected by pipeline, the water pump is installed in the middle of pipeline, and the electrophoretic liquid in the lower part of electrophoresis tank is continuously pumped to the upper part of electrophoresis tank by water pump, and in the process of circulation of the electrophoretic liquid, the filter screen or filter element in the middle of pipeline achieves the effect of filtering and removing impurities, but this technology needs to be cleaned regularly by opening the pipeline to ensure that the filter screen or filter element always has good passability, and the operation of opening the pipeline is relatively cumbersome, usually needs to rotate several screws to disassemble flange plate. SUMMARY

[0003] In order to make up for the deficiency of prior art, the purpose of the utility model is to provide a kind of electrophoretic coating liquid impurity removal equipment, solve the problem that filter screen is not easy to clean in the circulating filtration system of electrophoresis tank in prior art.

[0004] In order to solve the problem of prior art, the technical scheme of the utility model is as follows:

[0005] A kind of electrophoretic coating liquid impurity removal equipment, including electrophoresis tank, the bottom of electrophoresis tank is provided with discharge pipe, the lower end of discharge pipe is connected with the inlet of three-way valve, one outlet of three-way valve is connected with the liquid inlet end of water pump, water pump is fixed on the outer wall of electrophoresis tank, and the liquid outlet end of water pump is connected with the upper end of electrophoresis tank by water pipe;

[0006] The inner wall of water pipe is rotatably installed with filter screen, and the inner wall of water pipe is provided with cleaning filter screen, and the removed impurities are output to the cleaning assembly outside the water pipe;

[0007] The cleaning assembly is composed of rotating assembly and scraping assembly, the rotating assembly is arranged on the inner wall of water pipe and connected with filter screen, for driving filter screen to rotate, the scraping assembly is arranged on the inner wall of water pipe and abuts against the surface of filter screen, for scraping the impurities on the surface of filter screen and sending to the outside of water pipe.

[0008] Preferably, the water pipe is composed of first elbow, first straight pipe, second elbow, second straight pipe and third elbow connected in sequence, the first straight pipe is arranged horizontally, the second straight pipe is arranged vertically, the end of first elbow is connected with the liquid outlet end of water pump, the end of third elbow is connected with the upper end of electrophoresis tank, and the filter screen and cleaning assembly are both installed in the first straight pipe.

[0009] Preferably, the rotating assembly comprises a rotating shaft rotatably connected to the inner wall of the first straight pipe through a bearing, the axis of the rotating shaft coincides with the axis of the second straight pipe, the filter screen is fixed to one end of the rotating shaft, and an impeller is fixed to the end of the rotating shaft away from the filter screen, and a locking assembly for limiting the rotating shaft is further arranged on the side wall of the first straight pipe.

[0010] Preferably, a groove is formed in the outer periphery of the filter screen, and a sealing ring is fixedly arranged in the groove and abuts against the inner wall of the first straight pipe.

[0011] Preferably, the locking assembly comprises a locking shaft rotatably connected to the side wall of the first straight pipe through a bearing, the locking shaft is located below the rotating shaft and is arranged in a longitudinal direction, the top of the locking shaft is arranged in a slope, a reduction motor is fixed to the outer wall of the first straight pipe, and the lower end of the locking shaft is fixed to the output end of the reduction motor.

[0012] Preferably, the scraping assembly comprises a scraping sleeve fixed to the side wall of the first straight pipe, the scraping sleeve is arranged in an inclination, an opening is formed in one side of the inner side portion of the first straight pipe, the opening is communicated with the inner cavity of the scraping sleeve, the outer wall of one side of the end of the scraping sleeve close to the opening is in contact with the outer wall of the filter screen, the inner wall of the side of the opening close to the filter screen is arranged in an inclination, and the bottom of the scraping sleeve extends to the outer side of the first straight pipe and is fixed with a valve.

[0013] Compared with the prior art, the utility model has the advantages that:

[0014] The utility model discloses a rotating shaft, scraping sleeve and other structure's setting can realize the effect of automatic cleaning work of filter screen, especially, the impurity that cleans down can drop to the lower end of the inner cavity of scraping sleeve under the gravity effect, thereby when opening the valve, can automatic the impurity that falls outside the pipeline, effectively removes the impurity, and does not need manual operation, saves manpower, improves the degree of automation of equipment. BRIEF DESCRIPTION OF DRAWINGS

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

[0016] Figure 2 It is the bottom structure schematic view of electrophoresis tank of the utility model;

[0017] Figure 3 It is the internal structure schematic view of the first straight pipe of the utility model;

[0018] Figure 4 It is the structure schematic view of locking shaft of the utility model;

[0019] Figure 5 It is the structure schematic view of filter screen of the utility model;

[0020] Figure 6 The utility model discloses Figure 5 The enlarged schematic view of A of the utility model discloses

[0021] Reference: 1, electrophoresis tank, 2, discharge pipe, 3, first elbow, 4, first straight pipe, 5, second elbow, 6, second straight pipe, 7, third elbow, 8, rotating shaft, 9, filter screen, 10, sealing ring, 11, impeller, 12, scraping sleeve, 13, opening, 14, valve, 15, water pump, 16, three-way valve, 17, locking shaft, 18, speed reducer. Specific implementation

[0022] The technical scheme 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, not all the embodiments.

[0023] Please refer to Figures 1 to 6 The utility model discloses an electrophoretic coating liquid impurity removal equipment, including electrophoresis tank 1, electrophoresis tank 1 is fixed on the support, the bottom of electrophoresis tank 1 is funnel-shaped and is arranged, and it is beneficial to the collection of impurities at the bottom center position of electrophoresis tank 1, the bottom of electrophoresis tank 1 is provided with discharge pipe 2, and the impurities collected at the bottom of electrophoresis tank 1 can fall into discharge pipe 2, the lower end of discharge pipe 2 is connected with the inlet of three-way valve 16, one outlet of three-way valve 16 is connected with the liquid inlet end of water pump 15, water pump 15 is fixed on the outer wall of electrophoresis tank 1, and the liquid outlet end of water pump 15 is connected with the upper end of electrophoresis tank 1 through water pipe, and the water pipe is composed of first elbow 3, first straight pipe 4, second elbow 5, second straight pipe 6 and third elbow 7 connected in sequence, first straight pipe 4 is arranged horizontally, second straight pipe 6 is arranged vertically, the end of first elbow 3 is connected with the liquid outlet end of water pump 15, and the end of third elbow 7 is connected with the upper end of electrophoresis tank 1, through the work of water pump 15, the impurities falling into discharge pipe 2 are pumped into water pipe, and the electrophoretic liquid in the lower part of electrophoresis tank 1 is circulated to the upper end of electrophoresis tank 1 by the work of water pump 15.

[0024] The rotating shaft 8 is rotatably connected to the inner wall of first straight pipe 4 through a bearing, the axis of rotating shaft 8 coincides with the axis of second straight pipe 6, one end of rotating shaft 8 is fixedly connected with filter screen 9, the outer periphery of filter screen 9 is formed with a groove, sealing ring 10 is nested and fixed in the groove, sealing ring 10 abuts against the inner wall of first straight pipe 4, one end of rotating shaft 8, away from filter screen 9, is fixedly connected with impeller 11, locking shaft 17 is rotatably connected to the side wall of first straight pipe 4 through a bearing, locking shaft 17 is located below rotating shaft 8, and locking shaft 17 is arranged vertically, the top of locking shaft 17 is arranged as an inclined surface, speed reducer 18 is fixedly connected to the outer wall of first straight pipe 4, and the lower end of locking shaft 17 is fixedly connected with the output end of speed reducer 18.

[0025] The electrophoresis liquid continuously flows in the water pipe, thereby being capable of driving the impeller 11 to rotate, driving the filter screen 9 to rotate through the rotating shaft 8, driving the speed reducer motor 18 to rotate if the filter screen 9 does not need to rotate, driving the locking shaft 17 to rotate by a certain angle, so that the inclined surface at the upper end of the locking shaft 17 abuts against the outer wall of the rotating shaft 8 to realize the locking effect, and the electrophoresis liquid passes through the filter screen 9, and the impurities are intercepted on the side of the filter screen 9 close to the first elbow 3.

[0026] The first straight pipe 4 is provided with a scraping sleeve 12 fixed on the side wall of the first straight pipe 4, the scraping sleeve 12 is arranged in an inclined manner, the scraping sleeve 12 is provided with an opening 13 on one side of the inner side portion of the first straight pipe 4, the opening 13 is communicated with the inner cavity of the scraping sleeve 12, the outer wall of one side of the end of the scraping sleeve 12 close to the opening 13 is in contact with the outer wall of the filter screen 9, the inner wall of the side of the opening 13 close to the filter screen 9 is arranged in an inclined manner, and the bottom of the scraping sleeve 12 extends to the outer side of the first straight pipe 4 and is fixed with a valve 14.

[0027] It is emphasized that the rotation of the filter screen 9 causes the impurities to continuously approach the opening 13 and be scraped off by the inclined inner wall of the opening 13, under the double action of the water flow impact and the scraping at the opening 13, the impurities are accumulated on the filter screen 9 close to the opening 13 when the water flow passes through, and under the action of gravity when the water flow stops, the impurities fall, pass through the opening 13 to the inner cavity of the scraping sleeve 12, and finally reach the valve 14, then the valve 14 is opened, the impurities are discharged, and the effect of automatically cleaning the filter screen 9 is realized, without complicated manual operation, and the passability of the filter screen 9 is ensured.

[0028] The embodiment can realize the effect of automatically cleaning the filter screen 9, in particular, the cleaned impurities can be automatically discharged outside the pipeline, the impurities are effectively removed, and manual operation is not needed, manpower is saved, and the automation degree of the equipment is improved.

[0029] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to these embodiments without departing from the principles and spirits of the utility model, the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. An electrophoretic coating liquid impurity removal apparatus comprising an electrophoresis tank, a discharge pipe being provided at the bottom of the electrophoresis tank, characterized in that, The lower end of the discharge pipe is connected with the inlet of a three-way valve, one outlet of the three-way valve is connected with the liquid inlet end of a water pump, the water pump is fixed on the outer wall of the electrophoresis tank, and the liquid outlet end of the water pump is connected with the upper end of the electrophoresis tank through a water pipe; The inner wall of the water pipe is rotatably provided with a filter screen, the inner wall of the water pipe is provided with a cleaning filter screen, and the impurities cleaned out are output to a cleaning assembly outside the water pipe; The cleaning assembly is composed of a rotating assembly and a scraping assembly, the rotating assembly is arranged on the inner wall of the water pipe and connected with the filter screen, and is used for driving the filter screen to rotate, and the scraping assembly is arranged on the inner wall of the water pipe and abuts against the surface of the filter screen, and is used for scraping the impurities on the surface of the filter screen and sending the impurities to the outside of the water pipe.

2. The electrophoretic coating liquid decontamination apparatus according to claim 1, wherein, The water pipe is composed of a first elbow, a first straight pipe, a second elbow, a second straight pipe and a third elbow connected in sequence, the first straight pipe is arranged horizontally, the second straight pipe is arranged vertically, the end of the first elbow is connected with the liquid outlet end of the water pump, the end of the third elbow is connected with the upper end of the electrophoresis tank, and the filter screen and the cleaning assembly are both arranged in the first straight pipe.

3. The electrophoretic coating liquid decontamination apparatus according to claim 2, wherein, The rotating assembly comprises a rotating shaft rotatably connected to the inner wall of the first straight pipe through a bearing, the axis of the rotating shaft coincides with the axis of the second straight pipe, the filter screen is fixed to one end of the rotating shaft, and an impeller is fixed to the end of the rotating shaft away from the filter screen, and a locking assembly for limiting the rotating shaft is further arranged on the side wall of the first straight pipe.

4. The electrophoretic coating liquid decontamination apparatus according to claim 3, wherein The outer periphery of the filter screen is formed with a groove, and a sealing ring is nested and fixed in the groove and abuts against the inner wall of the first straight pipe.

5. The electrophoretic coating liquid decontamination apparatus according to claim 3, wherein The locking assembly comprises a locking shaft rotatably connected to the side wall of the first straight pipe through a bearing, the locking shaft is located below the rotating shaft and is arranged vertically, the top of the locking shaft is arranged in a slope, a speed reducer is fixed to the outer wall of the first straight pipe, and the lower end of the locking shaft is fixed to the output end of the speed reducer.

6. The electrophoretic coating liquid decontamination apparatus according to claim 1, wherein The scraping assembly comprises a scraping sleeve fixed to the side wall of the first straight pipe, the scraping sleeve is arranged in an inclination, an opening is formed on one side of the inner side of the first straight pipe, the opening is communicated with the inner cavity of the scraping sleeve, the outer wall of one side of the end of the scraping sleeve close to the opening is in contact with the outer wall of the filter screen, the inner wall of the side of the opening close to the filter screen is arranged in an inclination, and the bottom of the scraping sleeve extends to the outside of the first straight pipe and is fixed with a valve.

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