Waste filter element treatment device
By combining a drying vibration backflushing device and a cyclone separator, the problems of filter cartridge clogging and radioactive material handling are solved, achieving efficient purification and safe handling of the filter cartridge, and featuring automation and simplicity.
Patent Information
- Application Number
- CN202423213673.3
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-12-25
- Publication Date
- 2026-01-30
- Estimated Expiration
- 2034-12-25
AI Technical Summary
In existing technologies, filter cartridges become clogged due to dust accumulation during use, especially when the temperature drops, forming a sludge-like substance that affects the backwashing effect. Furthermore, improper disposal of waste filter cartridges containing radioactive materials can cause pollution.
Design a treatment device that includes a drying, vibration, and backflushing unit, a cyclone separator, and an online filter. The device separates radioactive dust by combining drying, vibration, and backflushing, and then deeply purifies it through fan suction, cyclone separation, and online filtration before safely integrating it into the ventilation system.
It achieves highly efficient purification of the filter element, is highly automated, easy to operate and maintain, and ensures the safety and continuity of the treatment process.
Smart Images
Figure CN223857891U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to waste treatment technical field especially relates to a kind of waste filter core processing device for containing radioactive material. BACKGROUND
[0002] High-efficiency filtration is an effective purification method for gas containing radioactive particles.If the core component-filter core is blocked in filtration operation due to continuous accumulation of dust, resulting in increased resistance beyond the allowable range, the filter core is invalid.Especially when treating dust-containing gas and its temperature drops below dew point, water droplets will condense and precipitate in the gas, mixed with dust to form a slurry, which will further block the filter core channel and affect the backwashing effect of the filter core, ultimately accelerating the failure of the filter core.As the dust attached to the filter core contains harmful substances, such as radioactive substances, the conventional method cannot be used to handle the failed filter core, and the correct method is to separate the contaminated soil from the filter core first, then disassemble the waste filter core and implement harmless treatment.
[0003] Therefore, it is necessary to design a new waste filter core processing device to solve the above technical problems. CONTENT OF THE UTILITY MODEL
[0004] The utility model aims at providing a kind of waste filter core processing device of high-efficiency purification.
[0005] To achieve the foregoing object, the utility model adopts the following technical scheme: a kind of waste filter core processing device, it includes drying vibration back flushing device, cyclone separator, online filter and fan by pipeline and be connected together in sequence, the drying vibration back flushing device is configured to separate radioactive dust from filter core, and it includes drying assembly and vibration back flushing assembly, the fan is configured to suction exhaust gas, exhaust gas is removed by the cyclone separator Large particle dust, then after the depth purification of the online filter, finally safely and into ventilation system.
[0006] Further improvement, the drying vibration back flushing device further includes test module, test module is configured to test the filter core after purification, filter core recycling meets reuse requirements, and filter core that does not meet reuse requirements enters disassembly process.
[0007] Further improvement, the drying assembly includes oven and air-blast fan.
[0008] Further improvement, still including air compressor, cold dryer and buffer tank, the cold dryer is installed between the air compressor and the buffer tank via pipeline, the drying vibration back flushing device and the online filter are connected with the buffer tank through pipeline respectively, the compressed air generated by the air compressor firstly enters the cold dryer to remove moisture, then flows into the buffer tank for pressure balance and storage, finally, the treated compressed air is supplied to the drying vibration back flushing device and the online filter for use.
[0009] Further improvement, still including guide rail and mechanical hand slidingly arranged on the guide rail, the mechanical hand is configured to carry the waste filter core in and out of the drying vibration back flushing device.
[0010] Further improvement, the guide rail is provided with a to-be-processed area, a scrap area and a processed area, the to-be-processed area and the scrap area are located on opposite sides of the guide rail, and the processed area and the scrap area are arranged in a spaced manner along the extension direction of the guide rail.
[0011] The waste filter core treatment device effectively separates radioactive dust from the filter core through the vibration force and back flushing force of the drying vibration back flushing device, at the same time, after the exhaust gas is sucked by the fan, large particle dust is separated by the cyclone separator first, and then is deeply treated by the online filter, and finally is safely integrated into the ventilation system, the waste filter core treatment device not only realizes efficient purification of the filter core, but also has the characteristics of high automation, simple operation and easy maintenance, and exhibits comprehensive, continuous and safe excellent performance. BRIEF DESCRIPTION OF DRAWINGS
[0012] Figure 1 It is a plane schematic view of the waste filter core treatment device of the utility model.
[0013] Figure 2 It is a perspective view of the waste filter core treatment device of the utility model. DETAILED DESCRIPTION
[0014] Please refer to Figure 1 and Figure 2 It is disclosed that a waste filter core treatment device 100 includes a guide rail 11, a mechanical hand 12, a drying vibration back flushing device 13, a cyclone separator 14, an online filter 15, a fan 16, an air compressor 17, a cold dryer 18, a buffer tank 19 and a plurality of pipelines 20.
[0015] The side of the guide rail 11 is provided with a to-be-processed area 111, a scrap area 112 and a processed area 113, the to-be-processed area 111 is used for storing waste filter cartridges to be processed, the scrap area 112 is used for storing waste filter cartridges which do not meet the recycling standards after testing, and the processed area 113 is used for storing waste filter cartridges which meet the standards and can be recycled. The to-be-processed area 111 and the scrap area 112 are located on opposite sides of the guide rail 11, and the processed area 113 is arranged along the extension direction of the guide rail 11 and is spaced from the scrap area 112.
[0016] The manipulator 12 is slidably arranged on the guide rail 11 and is responsible for picking up the waste filter cartridges from the to-be-processed area 111 and carrying them to the drying and vibration back blowing device 13. After the processing is completed, the manipulator 12 sends the waste filter cartridges which do not meet the recycling standards to the scrap area 112 according to the test results, and moves the waste filter cartridges which meet the standards to the processed area 113.
[0017] The drying and vibration back blowing device 13 includes a drying assembly, a vibration back blowing assembly and a test module. The drying assembly is used to prevent the humid radioactive dust from adhering to the surface of the filter cartridge, to ensure that the filter cartridge is dry and to facilitate subsequent processing. The vibration back blowing assembly effectively separates the radioactive dust adhering to the filter cloth (or filter paper) of the filter cartridge by applying high-frequency vibration and air flow back blowing. The vibration force and the back blowing force work together to realize efficient separation of the filter cloth and the radioactive dust. The settled dust is collected by a waste bucket, and the exhaust gas is sucked by the fan 16, separated from large-particle dust by the cyclone separator 14, further processed by the online filter 15, and finally introduced into the ventilation system.
[0018] The drying assembly includes an oven 131 and a blowing fan 132, which work together to realize the drying. Considering that the material of the filter cartridge is filter paper, the drying temperature is temporarily set to 105°C. In order to speed up the drying process, the filter cartridge is placed on a tray and put into the oven 131 for blowing drying. The drying hot air is connected to the vibration back blowing exhaust gas treatment system, and the tray is periodically put into the vibration and back blowing device for cleaning.
[0019] The shape of the oven 131 meets the shape of the filter cartridge to be processed. The tray can ensure that the radioactive dust falling off during the drying process does not remain in the oven. The specifications of the oven 131 are as follows:
[0020]
[0021] As can be seen from the data listed in the above table, the maximum length of the filter cartridge to be processed is 610, the maximum width is 610, and the maximum height is 550. The oven 131 is designed in reference to the principle of the laboratory blowing drying oven. The effective space size for baking the filter cartridge is 1400mm×800mm×800mm (length×width×height). The drying time is about 30 minutes. The blowing drying exhaust gas is connected to the drying and vibration back blowing device 13.
[0022] The test module tests the purified filter element according to the technical requirements for filter element procurement, and the filter element meeting the recycling requirements is recycled, and the filter element not meeting the recycling requirements enters the disassembly process.
[0023] The cyclone separator 14 is connected with the drying vibration back flushing device 13 through the pipeline 20, and the online filter 15 is also connected between the cyclone separator 14 and the fan 16 through the pipeline 20, the cyclone separator 14 is designed with a wind volume of 5000 Nm3 / h and a full pressure of ≥5 kpa, and the separation of large particle soil and back flushing wind is completed. The waste gas generated in the drying vibration back flushing device 13 is sucked by the fan 16, after the cyclone separation of the cyclone separator 14 separates the large particle dust, and then is treated by the online filter 15 and is connected to the ventilation system.
[0024] The cold dryer 18 is installed between the air compressor 17 and the buffer tank 19 through the pipeline 20, and the drying vibration back flushing device 13 and the online filter 15 are respectively connected with the buffer tank 19 through the pipeline 20. The compressed air generated by the air compressor 17 first enters the cold dryer 18 to remove moisture, and then flows into the buffer tank 19 for pressure balance and storage, and finally, the treated compressed air is supplied to the drying vibration back flushing device 13 and the online filter 15 for use, so that the design eliminates the overflow of radioactive dust in the separation process, adopts a negative pressure operating environment, and sets the cyclone separator 14 and the online filter 15 to realize the purification treatment of the back flushing wind.
[0025] The waste filter element treatment device 100 of the utility model, through the vibration force and back flushing force of the drying vibration back flushing device 13, effectively separates radioactive dust from the filter element, at the same time, after the waste gas is sucked by the fan 16, first, large particle dust is separated by the cyclone separator 14, and then is deeply treated by the online filter 15, and finally is safely connected to the ventilation system, the waste filter element treatment device 100 not only realizes efficient purification of the filter element, but also has the characteristics of high automation, simple operation and easy maintenance, and at the same time, shows the overall, continuous and safe excellent performance.
[0026] Although the preferred embodiments of the utility model have been disclosed for example purposes, those skilled in the art will realize that various improvements, additions and substitutions are possible without departing from the scope and spirit of the utility model disclosed by the appended claims.
Claims
1. A spent filter cartridge disposal device characterized by: The drying vibration back flushing device, the cyclone separator, the online filter and the fan are connected in series through pipes, the drying vibration back flushing device is configured to separate radioactive dust from the filter core and comprises a drying assembly and a vibration back flushing assembly, the fan is configured to suck exhaust gas, the exhaust gas is removed of large particles of dust through the cyclone separator, then purified through the online filter, and finally safely introduced into the ventilation system.
2. The spent canister disposal device of claim 1, wherein: The drying vibration back flushing device further comprises a test module configured to test the purified filter core, the filter core meeting the reuse requirement is recycled, and the filter core not meeting the reuse requirement enters the disassembly process.
3. The spent canister disposal device of claim 1, wherein: The drying assembly comprises an oven and a blowing fan.
4. The spent canister disposal device of claim 1, wherein: The air compressor, the cold dryer and the buffer tank are further included, the cold dryer is installed between the air compressor and the buffer tank through a pipe, and the drying vibration back flushing device and the online filter are respectively connected with the buffer tank through pipes, compressed air generated by the air compressor first enters the cold dryer to remove moisture, then flows into the buffer tank for pressure balance and storage, and finally the treated compressed air is supplied to the drying vibration back flushing device and the online filter for use.
5. The spent canister disposal device of claim 1, wherein: The guide rail and the mechanical arm slidingly arranged on the guide rail are further included, the mechanical arm is configured to carry the waste filter core in and out of the drying vibration back flushing device.
6. The spent canister disposal device of claim 5, wherein: The guide rail is provided with a to-be-processed area, a scrapped area and a processed area, the to-be-processed area and the scrapped area are located on opposite sides of the guide rail, and the processed area and the scrapped area are arranged in a spaced manner along the extension direction of the guide rail.