Fluidized bed hydrogenation liquid filter cartridge regeneration system

Abstract

The utility model provides a fluidized bed hydrogenation liquid filter core regeneration system relates to chemical production technical field, solves the problem that current filter core cleaning system cannot effectively recover cleaning liquid filter and pipeline low point cleaning liquid. The utility model discloses alkali preparation jar, cleaning liquid circulating pump, cleaning liquid filter, filter core cleaning jar, lye ton barrel, waste pool, the bottom export of alkali preparation jar is connected to the import of cleaning liquid circulating pump, the import of cleaning liquid circulating pump shunt connection is with lye ton barrel and waste pool, the export of cleaning liquid circulating pump is connected with the import of cleaning liquid filter and alkali preparation jar, the export of cleaning liquid filter is connected with the import of filter core cleaning jar, the export of filter core cleaning jar is connected with the import of alkali preparation jar and the liquid preparation pipe before lye ton barrel. The utility model has the advantages of: can effectively recover cleaning liquid filter and pipeline low point cleaning liquid, and the waste water is directly discharged into the waste pool, and the waste water is better handled.

Description

Technical Field

[0001] This utility model relates to the field of chemical production technology, specifically to a fluidized bed hydrogenated liquid filter cartridge regeneration system. Background Technology

[0002] Currently, the filter cartridge cleaning system for fluidized bed hydrogenation liquid equipment cannot effectively recover the cleaning liquid from the filter and the cleaning liquid at the low point of the pipeline. The wastewater generated during the cleaning process cannot be directly discharged into the wastewater tank. Therefore, the filter cartridge regeneration system for hydrogen peroxide fluidized bed hydrogenation liquid is being optimized. Utility Model Content

[0003] The purpose of this invention is to solve the problem that the current fluidized bed hydrogenation liquid device filter cleaning system cannot effectively recover the cleaning liquid from the filter and the low-point cleaning liquid in the pipeline, and the wastewater generated during the cleaning process cannot be directly discharged into the wastewater pool.

[0004] To achieve the above objectives, the present invention adopts the following technical solution:

[0005] A fluidized bed hydrogenated liquid filter cartridge regeneration system is characterized by comprising: an alkali preparation tank, a cleaning liquid circulation pump, a cleaning liquid filter, a filter cartridge cleaning tank, an alkali solution tonne tank, and a wastewater pool;

[0006] The bottom outlet of the alkali mixing tank is connected to the inlet of the cleaning solution circulation pump via a dispensing pipe. The dispensing pipe at the inlet of the cleaning solution circulation pump is connected to the alkali solution ton and the wastewater tank via a ton pipe and a drain pipe. The outlet of the cleaning solution circulation pump is connected to the inlet of the cleaning solution filter and the alkali mixing tank via a first pump outlet pipe and a second pump outlet pipe, respectively. The outlet of the cleaning solution filter is connected to the inlet of the filter element cleaning tank via a filter outlet pipe. The outlet of the filter element cleaning tank is connected to the inlet of the alkali mixing tank and the dispensing pipe in front of the alkali solution ton via a first cleaning outlet pipe and a second cleaning outlet pipe, respectively.

[0007] A further improvement is that a first outlet valve and a second outlet valve are connected to the liquid distribution pipe at the outlet of the alkali mixing tank.

[0008] A further improvement is that an alkali solution hand valve is installed on the ton barrel pipe.

[0009] A further improvement is that a drain valve is provided between the drain pipe and the liquid distribution pipe, and a discharge valve is provided between the drain pipe and the wastewater tank.

[0010] A further improvement is that a pump inlet valve is connected to the liquid distribution pipe between the drain pipe and the ton barrel pipe.

[0011] A further improvement is that the outlet of the cleaning fluid circulation pump is equipped with an exhaust valve, a second hand valve is connected to the second pump outlet pipe, and a first hand valve and a third hand valve are connected to the first pump outlet pipe.

[0012] A further improvement is that a drain valve is connected to the second cleaning outlet pipe.

[0013] A further improvement is that a first inlet valve and a second inlet valve are connected to the first cleaning outlet pipe.

[0014] A further improvement is that the ton container pipe is a special hose, and the alkali solution ton container is connected to the alkali solution inlet connector of the cleaning fluid circulation pump through the special hose.

[0015] Compared with existing technologies, the above technical solution has the following advantages:

[0016] By piping the cleaning circulation pump inlet to the wastewater tank, the cleaning fluid filter and the cleaning fluid at the bottom of the pipeline can be effectively recovered. During the cleaning process, the generated wastewater can be directly discharged into the wastewater tank, which better treats the wastewater and improves the efficiency and effectiveness of the system operation. Attached Figure Description

[0017] To more clearly illustrate the technical solutions in the embodiments of this utility model or the prior art, the drawings used in the description of the embodiments or the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of this utility model. For those skilled in the art, other drawings can be obtained based on these drawings without creative effort.

[0018] Figure 1 This is a schematic block diagram of the system structure of this utility model.

[0019] Explanation of reference numerals in the attached drawings: 1. First outlet valve; 2. Second outlet valve; 3. Alkali manual valve; 4. Pump inlet valve; 5. Drain valve; 6. First manual valve; 7. Exhaust valve; 8. Second manual valve; 9. First inlet valve; 10. Third manual valve; 11. Drain valve; 12. Second inlet valve; 13. Discharge valve; 14. Alkali mixing tank; 15. Cleaning solution circulation pump; 16. Cleaning solution filter; 17. Filter element cleaning tank; 18. Alkali ton container; 19. Wastewater pool; 21. Mixing pipe; 22. First pump outlet pipe; 23. Second pump outlet pipe; 24. Filter outlet pipe; 25. First cleaning outlet pipe; 26. Second cleaning outlet pipe; 27. Ton container pipe; 28. Drain pipe. Detailed Implementation

[0020] See Figure 1 As shown, the technical solution adopted in this specific embodiment is: a fluidized bed hydrogenated liquid filter cartridge regeneration system, including an alkali mixing tank 14, a cleaning liquid circulation pump 15, a cleaning liquid filter 16, a filter cartridge cleaning tank 17, an alkali liquid ton 18, and a wastewater pool 19.

[0021] The bottom outlet of the alkali mixing tank 14 is connected to the inlet of the cleaning fluid circulation pump 15 via a dispensing pipe 21. The dispensing pipe 21 at the inlet of the cleaning fluid circulation pump 15 is connected to the alkali solution ton 18 and the wastewater tank 19 via a ton 27 and a drain pipe 28. The outlet of the cleaning fluid circulation pump 15 is connected to the cleaning fluid filter 16 and the inlet of the alkali mixing tank 14 via a first pump outlet pipe 22 and a second pump outlet pipe 23, respectively. The outlet of the cleaning fluid filter 16 is connected to the inlet of the filter element cleaning tank 17 via a filter outlet pipe 24. The outlet of the filter element cleaning tank 17 is connected to the inlet of the alkali mixing tank 14 and the dispensing pipe 21 in front of the alkali solution ton 18 via a first cleaning outlet pipe 25 and a second cleaning outlet pipe 26, respectively.

[0022] The solution distribution pipe 21 at the outlet of the alkali tank 14 is connected to a first outlet valve 1 and a second outlet valve 2.

[0023] The ton barrel pipe 27 is equipped with an alkali liquid hand valve 3.

[0024] The drain pipe 28 is connected to the liquid distribution pipe 21 by a drain valve 5, and the drain pipe 28 is connected to the wastewater tank 19 by a discharge valve 13.

[0025] A pump inlet valve 4 is connected to the liquid distribution pipe 21 between the drain pipe 28 and the ton barrel pipe 27.

[0026] The outlet of the cleaning fluid circulation pump 15 is equipped with an exhaust valve 7, the second pump outlet pipe 23 is connected to a second hand valve 8, and the first pump outlet pipe 22 is connected to a first hand valve 6 and a third hand valve 10.

[0027] The second cleaning outlet pipe 26 is connected to a drain valve 11.

[0028] The first cleaning outlet pipe 25 is connected to a first inlet valve 9 and a second inlet valve 12.

[0029] The ton barrel pipe 27 is a special hose, and the alkali solution ton barrel 18 is connected to the alkali solution inlet connector of the cleaning solution circulation pump 15 through the special hose.

[0030] The process of this utility model includes alkaline solution preparation and filter element cleaning;

[0031] The preparation of the alkaline solution includes the following steps:

[0032] Step 1: Open the first outlet valve 1 and the second outlet valve 2 of the alkali preparation tank, open the pump inlet valve 4 of the cleaning solution circulation pump, open the second hand valve 8 of the cleaning solution circulation pump to the alkali preparation tank, and close the first hand valve 6 and the third hand valve 10 of the cleaning solution circulation pump to the cleaning solution filter.

[0033] Step 2: Connect the special hose of the alkali solution container to the alkali solution inlet connector of the cleaning fluid circulation pump.

[0034] Step 3: Open the alkaline solution manual valve 3 at the inlet of the cleaning fluid circulation pump;

[0035] Step 4: Open the vent valve 7 at the outlet of the cleaning fluid circulation pump to purge the cleaning fluid circulation pump and then close the vent valve 7 after venting is complete.

[0036] Step 5: Start the cleaning solution circulation pump and open the second hand valve 8 to add 4m³ of 32% caustic soda to the alkali mixing tank. 3 (5.4t), after the caustic soda is pumped out, close the caustic soda manual valve 3;

[0037] The filter element cleaning includes aromatics circulation cleaning and alkaline solution circulation cleaning.

[0038] The aromatic hydrocarbon circulation cleaning includes the following steps:

[0039] a. Open the first hand valve 6 and the third hand valve 10 of the cleaning fluid filter to introduce 4m of aromatic hydrocarbons into the filter element cleaning tank. 3 ,

[0040] b. Start the cleaning fluid circulation pump to circulate aromatics;

[0041] c. Circulate for 30 minutes, then stop the cleaning solution circulation pump;

[0042] d. Soak for 30 minutes;

[0043] e. Start the cleaning fluid circulation pump, open the first hand valve 6 and the third hand valve 10 to circulate for 30 minutes. After circulating for 3 hours, stop the aromatic hydrocarbon circulation cleaning, stop the cleaning fluid circulation pump, and close the first hand valve 6 and the third hand valve 10.

[0044] f. Open the drain valve 11 of the filter element cleaning tank, open the drain valve 5 of the cleaning fluid circulation pump inlet, and open the discharge valve 13 to the wastewater pool to discharge the aromatics inside the filter element cleaning tank into the wastewater pool.

[0045] The alkaline solution circulation cleaning includes the following steps:

[0046] a. Open the first outlet valve 1 and the second outlet valve 2 of the alkali preparation tank, start the cleaning solution circulation pump, and open the first hand valve 6 and the third hand valve 10 to pump the alkali solution into the filter element cleaning tank.

[0047] b. Start the cleaning solution circulation pump, open the first hand valve 6 and the third hand valve 10, circulate the alkaline solution for 4 hours, then stop the cleaning solution circulation pump and close the first hand valve 6.

[0048] c. Open the first inlet valve 9 and the second inlet valve 12 of the alkali mixing tank, discharge the alkali solution in the filter cleaning tank into the alkali mixing tank for temporary storage, close the first outlet valve 1 and the second outlet valve 2 of the alkali mixing tank, and discharge the remaining alkali solution in the pipeline and cleaning fluid filter into the ton container for temporary storage.

[0049] The foregoing has shown and described the basic principles, main features, and advantages of this utility model. Those skilled in the art should understand that this utility model is not limited to the above embodiments. The embodiments and descriptions provided are merely illustrative of the principles of this utility model. Various changes and modifications can be made to this utility model without departing from its spirit and scope, and all such changes and modifications fall within the scope of protection of this utility model as defined by the appended claims and their equivalents. Any aspects of this utility model not detailed herein are well-known to those skilled in the art.

Claims

1. A fluidized bed hydrogenated liquid filter cartridge regeneration system, characterized in that: Includes alkali mixing tank, cleaning fluid circulation pump, cleaning fluid filter, filter element cleaning tank, alkali solution ton container, and wastewater pool; The bottom outlet of the alkali mixing tank is connected to the inlet of the cleaning solution circulation pump via a dispensing pipe. The dispensing pipe at the inlet of the cleaning solution circulation pump is connected to the alkali solution ton and the wastewater tank via a ton pipe and a drain pipe. The outlet of the cleaning solution circulation pump is connected to the inlet of the cleaning solution filter and the alkali mixing tank via a first pump outlet pipe and a second pump outlet pipe, respectively. The outlet of the cleaning solution filter is connected to the inlet of the filter element cleaning tank via a filter outlet pipe. The outlet of the filter element cleaning tank is connected to the inlet of the alkali mixing tank and the dispensing pipe in front of the alkali solution ton via a first cleaning outlet pipe and a second cleaning outlet pipe, respectively.

2. The fluidized bed hydrogenated liquid filter cartridge regeneration system according to claim 1, characterized in that: The solution distribution pipe at the outlet of the alkali mixing tank is connected to a first outlet valve and a second outlet valve.

3. The fluidized bed hydrogenated liquid filter cartridge regeneration system according to claim 1, characterized in that: The ton barrel pipe is equipped with an alkaline solution manual valve.

4. The fluidized bed hydrogenated liquid filter cartridge regeneration system according to claim 1, characterized in that: A drain valve connects the drain pipe to the liquid distribution pipe, and a discharge valve connects the drain pipe to the wastewater tank.

5. The fluidized bed hydrogenated liquid filter cartridge regeneration system according to claim 1, characterized in that: A pump inlet valve is connected to the liquid distribution pipe between the drain pipe and the ton barrel pipe.

6. The fluidized bed hydrogenated liquid filter cartridge regeneration system according to claim 1, characterized in that: The outlet of the cleaning fluid circulation pump is equipped with an exhaust valve, a second hand valve is connected to the second pump outlet pipe, and a first hand valve and a third hand valve are connected to the first pump outlet pipe.

7. The fluidized bed hydrogenated liquid filter cartridge regeneration system according to claim 1, characterized in that: The second cleaning outlet pipe is connected to a drain valve.

8. The fluidized bed hydrogenated liquid filter cartridge regeneration system according to claim 1, characterized in that: The first cleaning outlet pipe is connected to a first inlet valve and a second inlet valve.

9. The fluidized bed hydrogenated liquid filter cartridge regeneration system according to claim 1, characterized in that: The ton container is a special hose, and the alkali solution ton container is connected to the alkali solution inlet connector of the cleaning fluid circulation pump through the special hose.

Images