CN220090646U

CN220090646U - Chemical filtering device

Info

Publication number: CN220090646U
Application number: CN202321161399.2U
Authority: CN
Inventors: 曾庆贵; 王秀菊
Original assignee: Liaoyang Zhongsheng Machinery Manufacturing Co ltd
Current assignee: Liaoyang Zhongsheng Machinery Manufacturing Co ltd
Priority date: 2023-05-15
Filing date: 2023-05-15
Publication date: 2023-11-28
Anticipated expiration: 2033-05-15

Abstract

The utility model relates to a chemical filtering device, which comprises an outer cylinder, a cover plate and a concentric filtering inner cylinder, wherein the concentric filtering inner cylinder consists of an upper fixing edge, a lower positioning edge and a cylindrical filter screen, and the technical key points are as follows: the cover plate center is equipped with the sewage water inlet, concentric filtration inner tube top is equipped with clear water surge bin, clear water surge bin side is equipped with the clear water inlet pipeline of drawing forth the urceolus, clear water inlet pipeline's entry is equipped with the second control valve, clear water surge bin bottom center be equipped with filter the upper fixed along complex location boss of inner tube, clear water surge bin bottom edge evenly be equipped with its inner chamber intercommunication a plurality of jet orifices, the upper fixed along of inner tube is filtered towards to the jet orifice outer end, urceolus inside wall is fixed with the water diversion pipeline, the urceolus is drawn forth to the water diversion pipeline upper end and is connected the third control valve, the third control valve export is fixed with the entry linkage of diversion pump. The device solves the problem that the prior filtering device easily pollutes the external environment when cleaning, and simultaneously remarkably improves the cleaning efficiency, and saves time and labor.

Description

Chemical filtering device

Technical Field

The utility model relates to chemical equipment, in particular to a chemical filtering device.

Background

In the chemical production process, a filtering device is generally adopted for sewage treatment, so that solid-liquid separation is realized. One common filtering device is to arrange a concentric filter screen in the filter cartridge, sewage enters from the upper part of the filter cartridge, is filtered by the concentric filter screen, and is discharged from the bottom of the filter cartridge, and the impurity part is trapped in the filter cartridge. Because of the particularity of chemical products, after the filter device works for a period of time, impurities and bonding matters are accumulated in the filter cylinder, the bonding matters are more easily adhered to the surface of the filter screen along with sewage, and when the bonding matters are too much, the filter screen is blocked, and the filter function is obviously weakened, so that the filter cylinder and the filter screen need to be cleaned regularly.

CN 217340333U discloses a chemical filtering device, which comprises a filtering cylinder, wherein the filtering cylinder comprises a shell with an open upper end and a water outlet at the bottom, an annular filtering structure and a blocking structure, the annular filtering structure is used as a limit, the inner cavity of the shell is divided into a water inlet channel and a water outlet channel, and the water outlet channel is connected with the water outlet; the blocking structure is connected with the annular filtering structure in a sliding way, and a plug matched with the shape of the water outlet is arranged at the lower end of the blocking structure. In the process of taking out the filter cartridge, the water outlet is blocked by the plug, so that sewage cannot flow outwards, and the sewage is prevented from polluting the external environment when the filter cartridge is taken out. However, when the filter cartridge is taken out, the splashing of sewage and other pollutants cannot be completely avoided, and the process of taking out the filter cartridge and cleaning the filter cartridge by workers is time-consuming and labor-consuming, so that the working efficiency is affected.

Disclosure of Invention

The utility model aims to provide a chemical filtering device which is reasonable in structure and reliable in use, solves the problem that the existing filtering device is easy to pollute the external environment when cleaning, and simultaneously remarkably improves the cleaning efficiency, and saves time and labor.

The technical scheme of the utility model is as follows:

the utility model provides a chemical industry filter equipment, includes the urceolus, locates the apron at urceolus top, locates the concentric inner tube that filters in the urceolus, concentric inner tube that filters by last fixed edge, down fix the edge, locate the upper fixed edge and down fix the cylindric filter screen between the edge and constitute, its technical essential is: the center of apron is equipped with the sewage water inlet, the top of concentric filtration inner tube is equipped with clear water surge bin, clear water surge bin's side is equipped with the clear water inlet pipeline of drawing forth the urceolus, clear water inlet pipeline's entry is equipped with the second control valve, clear water surge bin's bottom center be equipped with the last fixed along complex location boss of filtering the inner tube, clear water surge bin's bottom edge evenly be equipped with a plurality of jet holes rather than the inner chamber intercommunication, the outer end of jet hole is towards the last fixed edge of filtering the inner tube, the bottom center of urceolus is equipped with the filtered water export that corresponds the filtration inner tube lower extreme and filters water export edge and be equipped with lower location along complex holding ring, the inside wall of urceolus is fixed with the water conduit way, the urceolus is drawn forth to the water conduit upper end and is connected the third control valve, the export of third control valve is fixed with the entry linkage of diversion pump.

According to the chemical filtering device, the top surface of the clear water surge bin is a conical surface, a set water inlet interval is reserved between the top point of the clear water surge bin and the sewage inlet, and the conical surface is more beneficial to water diversion, so that sewage is uniformly dispersed around the cylindrical filter screen.

The chemical filtering device is characterized in that the sewage inlet is connected with a sewage inlet pipeline, and a first control valve is arranged on the sewage inlet pipeline.

According to the chemical filtering device, the anti-blocking distance is arranged between the lower end of the water diversion pipeline and the bottom of the outer cylinder.

According to the chemical filtering device, the annular supporting plate is arranged in the middle of the outer side wall of the outer cylinder and is supported at the top of the sewage purifying bin.

The beneficial effects of the utility model are as follows:

when the inside of the filtering device and the cylindrical filter screen need to be cleaned, the sewage is stopped from being introduced into the outer cylinder, meanwhile, the cleaning water is pressed into the clean water inlet pipeline through the water lifting pump, the cleaning water is sprayed out through each spray hole after entering the clean water surge bin, and the cleaning water reaches the upper fixed edge of the filtering inner cylinder and then flows downwards so as to take away the adhesive on the filtering inner cylinder, thereby achieving the flushing purpose. Finally, the adhesive, impurities deposited at the bottom of the outer cylinder and part of cleaning water (part which does not flow out through the cylindrical filter screen) are quickly led out of the outer cylinder by using the water diversion pump, so that the aim of removing the cleaning matters in the outer cylinder is fulfilled. When the filter device is used for cleaning and cleaning impurities and binding matters, the filter device does not need to be removed from a sewage treatment system, so that sewage and other pollutants are not splashed outwards in the removal process, the cleaning matters led out by the filter device are led to a preset position through a water outlet pipeline of a water diversion pump to be discharged, the problem that the external environment is easy to pollute when the existing filter device is used for cleaning is solved, meanwhile, the workload of staff in the whole cleaning and cleaning process is small, the time and labor are saved, the cleaning efficiency is remarkably improved, and the time and labor are saved.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

fig. 2 is an enlarged view of a portion a in fig. 1.

In the figure: 1. the device comprises a first control valve, a sewage inlet pipeline, a cover plate, a outer cylinder, a clear water inlet pipeline, a second control valve, a water diversion pump, a sewage purifying bin, a third control valve, a water diversion pipeline, a cylindrical filter screen, a circular support plate, a lower positioning edge, a filtered water outlet, a clear water buffering bin, a clear water spraying hole, a positioning boss and an upper fixing edge.

Description of the embodiments

The utility model will be described in detail with reference to the drawings.

As shown in fig. 1 and 2, the chemical filtering device comprises an outer cylinder 4, a cover plate 3 arranged at the top of the outer cylinder 4 and a concentric filtering inner cylinder arranged in the outer cylinder 4. The concentric filter inner cylinder consists of an upper fixing edge 18, a lower positioning edge 13 and a cylindrical filter screen 11 arranged between the upper fixing edge 18 and the lower positioning edge 13.

The center of the cover plate 3 is provided with a sewage inlet, a sewage inlet pipeline 2 is connected to the sewage inlet, and a first control valve 1 is arranged on the sewage inlet pipeline 2. The center of the bottom of the outer cylinder 4 is provided with a filtered water outlet 14 corresponding to the lower end of the filtering inner cylinder, and the edge of the filtered water outlet 14 is provided with a positioning ring matched with the lower positioning edge 13.

The top of concentric filtration inner tube is equipped with clear water surge bin 15, the side of clear water surge bin 15 is equipped with draws forth the clear water inlet line 5 of urceolus 4, the entry of clear water inlet line 5 is equipped with second control valve 6. The bottom center of clear water surge bin 15 is equipped with the last fixed edge 18 complex location boss 17 of filtering the inner tube, and the bottom edge of clear water surge bin 15 evenly is equipped with a plurality of jet holes 16 rather than the inner chamber intercommunication, the outer end of jet hole 16 is towards the last fixed edge 18 of filtering the inner tube. The top surface of the clean water surge bin 15 is a conical surface, a set water inlet interval is reserved between the top point of the conical surface and the sewage inlet, the conical surface is more beneficial to water diversion, and sewage is uniformly dispersed around the cylindrical filter screen 11.

The inner side wall of the outer cylinder 4 is fixedly provided with a water diversion pipeline 10, the upper end of the water diversion pipeline 10 is led out of the outer cylinder 4 and is connected with a third control valve 9, and the outlet of the third control valve 9 is fixedly connected with the inlet of the water diversion pump 7. An anti-blocking distance is arranged between the lower end of the water diversion pipeline 10 and the bottom of the outer cylinder 4.

An annular supporting plate 12 is arranged in the middle of the outer side wall of the outer cylinder 4, and when the sewage purifying device is used, the annular supporting plate 12 is used for supporting the top of the sewage purifying bin 8.

Working principle:

under the working condition of normal filtering sewage, the first control valve 1 on the sewage inlet pipeline 2 is opened, and the second control valve 6 and the third control valve 9 are closed, so that sewage outflow is avoided. After entering the outer cylinder 4, the sewage is filtered by the cylindrical filter screen 11 and is discharged from the filtered water outlet 14 to the sewage purifying bin 8 for further purification.

When cleaning is needed, the first control valve 1 is closed, sewage is stopped from being introduced into the outer cylinder 4, the second control valve 6 and the third control valve 9 are opened, cleaning water is pressed into the clean water inlet pipeline 5 through the water lifting pump, the cleaning water is sprayed out through each spray hole 16 after entering the clean water buffer bin 15, and the cleaning water reaches the upper fixing edge 18 of the filter inner cylinder and then flows downwards so as to take away the adhesive on the filter inner cylinder, and the aim of flushing is achieved. Finally, the water diversion pump 7 is utilized to lead out the adhesive and the impurities deposited at the bottom of the outer barrel and part of the cleaning water (the part which does not flow out through the cylindrical filter screen 11) out of the outer barrel 4, thereby achieving the purpose of removing the cleaning matters in the outer barrel 4.

The foregoing describes the embodiments of the present utility model in detail, but the description is only a preferred embodiment of the present utility model and should not be construed as limiting the scope of the utility model. All equivalent changes and modifications within the scope of the present utility model are intended to fall within the scope of the present utility model.

Claims

1. The utility model provides a chemical industry filter equipment, includes the urceolus, locates the apron at urceolus top, locates the concentric inner tube that filters in the urceolus, concentric inner tube that filters by last fixed edge, down fix the edge, locate the fixed edge and down fix the cylindric filter screen between the edge and constitute its characterized in that: the center of apron is equipped with the sewage water inlet, the top of concentric filtration inner tube is equipped with clear water surge bin, clear water surge bin's side is equipped with the clear water inlet pipeline of drawing forth the urceolus, clear water inlet pipeline's entry is equipped with the second control valve, clear water surge bin's bottom center be equipped with the last fixed along complex location boss of filtering the inner tube, clear water surge bin's bottom edge evenly be equipped with a plurality of jet holes rather than the inner chamber intercommunication, the outer end of jet hole is towards the last fixed edge of filtering the inner tube, the bottom center of urceolus is equipped with the filtered water export that corresponds the filtration inner tube lower extreme and filters water export edge and be equipped with lower location along complex holding ring, the inside wall of urceolus is fixed with the water conduit way, the urceolus is drawn forth to the water conduit upper end and is connected the third control valve, the export of third control valve is fixed with the entry linkage of diversion pump.

2. The chemical filtration device of claim 1, wherein: the top surface of the clear water buffer bin is a conical surface, and a set water inlet interval is reserved between the vertex of the clear water buffer bin and the sewage inlet.

3. The chemical filtration device of claim 1, wherein: the sewage inlet is connected with a sewage inlet pipeline, and a first control valve is arranged on the sewage inlet pipeline.

4. The chemical filtration device of claim 1, wherein: an anti-blocking distance is arranged between the lower end of the water diversion pipeline and the bottom of the outer cylinder.

5. The chemical filtration device of claim 1, wherein: an annular supporting plate is arranged in the middle of the outer side wall of the outer cylinder and is supported at the top of the sewage purifying bin.