CN212818351U - Tank cleaning and water filtering device for crude methanol tank - Google Patents
Tank cleaning and water filtering device for crude methanol tank Download PDFInfo
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- CN212818351U CN212818351U CN202020759335.2U CN202020759335U CN212818351U CN 212818351 U CN212818351 U CN 212818351U CN 202020759335 U CN202020759335 U CN 202020759335U CN 212818351 U CN212818351 U CN 212818351U
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Abstract
The utility model discloses a crude methanol tank cleaning water filtering device, which comprises a water filtering tank for receiving crude methanol tank cleaning water and filtering wax deposition in the tank cleaning water, wherein the top of the water filtering tank is provided with a pipeline connected with a crude methanol tank cleaning water outlet, the tank cleaning water flows into a cofferdam positioned at the bottom of the water filtering tank after passing through the water filtering tank, and filtered water in the cofferdam is sent to a water inlet of the crude methanol tank through a submersible pump arranged in the cofferdam in a pipeline; the water filtering tank comprises a steel grid base positioned at the top of the cofferdam, a filter screen is laid at the top of the steel grid base, and the peripheral edge of the filter screen is fixed by a ring with a steel plate city wall and a shape matched with that of the filter screen; the top of the cofferdam is matched with the bottom of the water filtering tank in size. The utility model provides an among the prior art not only water waste resource but also environmental pollution's problem. The utility model discloses can retrieve the wax deposition in the clear jar of thick methyl alcohol simultaneously with fire water cyclic utilization.
Description
Technical Field
The utility model relates to a water filtering device, concretely relates to clear jar water filtering device of thick methanol tank.
Background
During the manufacturing, installation, transportation and storage of the methanol tank and the connecting pipeline thereof, a great amount of corrosion product impurities such as grease, antirust paint, rolling scale, dust, silt, welding slag, surface floating layer, rust and the like are generated, the quality of methanol is influenced, and pollution is caused. During the production process, the dirt impurities can generate material scale, and cause pollution of different degrees. Even cause the equipment to operate in an accident. Grease attached to the wall surface of the methanol tank equipment and antirust paint on the manhole at the bottom and the top can affect the pickling and passivation effects and the methanol chromaticity in the storage process, so that the methanol tank needs to be cleaned regularly before and during use.
In order to avoid the damage of the purity, the chromaticity, the appearance and the like of the methanol by the dirt, the impurity dirt in the methanol tank is cleaned before the newly-built methanol tank is put into operation and during the long-term use of the methanol tank, so that the surface of the cleaned methanol tank is clean, the quality of the methanol is ensured, and the quality of the production process is ensured.
In the cleaning process of the crude methanol A tank, the wax in the tank needs to be cleaned repeatedly by fire water, about 100 tons of water is needed for each cleaning, and the storage tank is flushed and then directly drained; and then, re-injecting fire-fighting water, and repeating for multiple times until the storage tank is flushed completely. The above cleaning method not only wastes a large amount of water resources, but also pollutes the environment.
Disclosure of Invention
In order to overcome the defect of both wasting water resource and polluting the environment among the prior art, the utility model provides a can the clear jar filter equipment of thick methyl alcohol that can retrieve long-pending wax in the clear jar of thick methyl alcohol when fire water cyclic utilization.
The utility model discloses a realize that the technical scheme that above-mentioned purpose adopted is:
a water filtering device for a clean tank of a crude methanol tank comprises a water filtering tank for receiving clean tank water of the crude methanol tank and filtering wax deposition in the clean tank water, wherein a pipeline connected with a water outlet of the clean tank of the crude methanol is arranged at the top of the water filtering tank, the clean tank water flows into a cofferdam positioned at the bottom of the water filtering tank after passing through the water filtering tank, and filtered water in the cofferdam is sent to a water inlet of the crude methanol tank through a submersible pump arranged in the cofferdam and a pipeline; the water filtering tank comprises a steel grid base positioned at the top of the cofferdam, a filter screen is laid at the top of the steel grid base, and the peripheral edge of the filter screen is fixed by a ring which is formed by surrounding a steel plate and is matched with the filter screen in shape; the top of the cofferdam is matched with the bottom of the water filtering tank in size.
Furthermore, a wax deposition recovery port is reserved at the bottom of any side of the water filtering tank close to the end part, and the wax deposition recovery port is plugged through a flange cover.
The wax accumulation recovery assembly comprises a first push plate and a second push plate which are positioned in the water filtering groove, can slide mutually and are matched with the shapes of two sides of the water filtering groove, the top parts of the side surfaces of the first push plate and the second push plate are respectively provided with a first sliding groove and a second sliding groove, the first sliding groove and the second sliding groove are inserted together to slide mutually, when the first sliding groove is positioned at the top part, the inner end of the sliding groove of the first push plate is also provided with a cavity convenient for the first push plate to slide, and when the second sliding groove is positioned at the top part, the inner end of the sliding groove of the second push plate is provided with a cavity convenient for the second push plate to slide; the first push plate and the second push plate are located in the centers of the opposite sides of the wax deposit and are fixed on fixing plates of the end portions of the first telescopic motor and the second telescopic motor through bolts respectively, the length of the first push plate and the length of the second push plate are slightly smaller than the length of two adjacent sides of the water filtering groove, and the height of the first push plate and the height of the second push plate are matched with the height of the water filtering groove. When long-pending wax is piled up, open first flexible motor earlier and extend, promote first push pedal and promote long-pending wax, along with the clearance of long-pending wax, slow moving, when the edge of long-pending wax clearance to drainage groove, open the flexible motor of second again and extend, first push pedal passes the cavity this moment, promotes the second push pedal, clears up remaining long-pending wax is whole, and the clearance is accomplished the back, and the flexible motor of first flexible motor and second all resets. Also can promote the second push pedal through the extension of the flexible motor of second earlier and carry out the wax deposit and pile up, promote first push pedal again.
Preferably, the filter screen is 200 meshes.
The overall size of the water filtering tank is 800 × 1000 × 300mm, and the overall size of the water filtering tank is 800 × 2000 × 300 mm.
Preferably, the water filtering tank is placed at the top of the cofferdam or movably connected to the top of the cofferdam through a hinge.
The utility model filters out wax in the sewage, dries in the sun and packs the bag to be sent to the boiler for combustion and utilization; the method comprises the following steps of (1) temporarily storing filtered water in a cofferdam, pumping the water into a tank by using a submersible pump, then flushing the storage tank, repeating the steps, and achieving the purpose of cleaning accumulated wax in the storage tank; the method is repeated in this way, so that the aim of cleaning accumulated wax in the storage tank is fulfilled.
The utility model discloses accumulated circulation water injection has washed 10 times clearing up methyl alcohol A jar, except washing the fire water for the water injection for the first time, all the other 9 times are cyclic utilization's water. Fresh water is 3.7 yuan per ton, and sewage treatment is about 9 yuan per ton. About 100 tons of water are injected each time. The total of 9 times of recycling saves 900 tons of water, and the cost of the material for manufacturing the filtering water tank is about 1000 yuan, so that: the economic benefit is 900 × 3.7+900 × 9-1000 ═ 10430 yuan. The utility model is not only simple in structure, convenient to use, the water economy resource simultaneously, the blowdown is few, reduction in production cost.
Drawings
The invention will be further described with reference to the accompanying drawings, in which:
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of a structure of a base of a water filtering tank;
FIG. 3 is a schematic top view of the wax deposit recovery assembly;
FIG. 4 is a schematic view of a connection structure of a first push plate and a second push plate;
description of reference numerals: 1. coarse methanol tank, 2, water filtering tank, 3, filter screen, 4, steel grid base, 5, cofferdam, 6, immersible pump, 7, first push pedal, 8, first flexible motor, 9, second push pedal, 10, second flexible motor, 11, first spout, 12, second spout, 13, cavity, 14, wax deposition recovery mouth.
Detailed Description
Example 1
As shown in fig. 1, the water filtering device for cleaning the crude methanol tank of the present embodiment includes a water filtering tank 2 for receiving the clean water of the crude methanol tank 1 and filtering wax deposition in the clean water, a pipeline connected to a water outlet of the crude methanol tank is disposed at the top of the water filtering tank 2, the clean water flows into a cofferdam 5 located at the bottom of the water filtering tank after passing through the water filtering tank 2, and the filtered water in the cofferdam 5 is sent to the water inlet of the crude methanol tank 1 through a submersible pump 6 built in the cofferdam; the water filtering tank 2 comprises a steel grid base 4 positioned at the top of the cofferdam 5, a filter screen 3 is laid at the top of the steel grid base 4, and the periphery of the filter screen 3 is enclosed into a ring matched with the shape of the filter screen by a steel plate for fixing; the top of the cofferdam 5 is matched with the bottom of the water filtering groove 2 in size.
Furthermore, a wax deposit recovery port 14 is reserved at the bottom of any side of the water filtering tank 2 close to the end, the wax deposit recovery port 14 is plugged through a flange cover, and the flange cover is opened when the wax deposit is recovered.
Preferably, the filter screen 3 is 200 meshes.
The overall size of the water filtering tank 2 is 800 × 1000 × 300mm in a small size, and 800 × 2000 × 300mm in a large size.
Example 2
As shown in fig. 1 to 4, the water filtering device for cleaning the crude methanol tank of the present embodiment includes a water filtering tank 2 for receiving the clean water of the crude methanol tank 1 and filtering wax deposition in the clean water, a pipeline connected to a water outlet of the crude methanol tank is disposed at the top of the water filtering tank 2, the clean water flows into a cofferdam 5 located at the bottom of the water filtering tank after passing through the water filtering tank 2, and the filtered water in the cofferdam 5 is sent to a water inlet of the crude methanol tank 1 through a submersible pump 6 built in the cofferdam by a pipeline; the water filtering tank 2 comprises a steel grid base 4 positioned at the top of the cofferdam 5, a filter screen 3 is laid at the top of the steel grid base 4, and the periphery of the filter screen 3 is enclosed into a ring matched with the shape of the filter screen by a steel plate for fixing; the top of the cofferdam 5 is matched with the bottom of the water filtering groove 2 in size.
Furthermore, a wax deposit recovery port 14 is reserved at the bottom of any side of the water filtering tank 2 close to the end part, and the wax deposit recovery port 14 is plugged through a flange cover.
Furthermore, a wax accumulation recovery assembly is further arranged in the water filtering groove 2 and comprises a first push plate 7 and a second push plate 9 which are positioned in the water filtering groove 2, can slide mutually and are matched with the shapes of two sides of the water filtering groove, the top parts of the side surfaces of the first push plate 7 and the second push plate 9 are respectively provided with a first sliding groove 11 and a second sliding groove 12, the first sliding groove 11 and the second sliding groove 12 are inserted together and slide mutually, when the first sliding groove 11 is positioned at the top part, the inner end of the sliding groove of the first push plate is further provided with a cavity 13 convenient for the first push plate to slide, and when the second sliding groove 12 is positioned at the top part, the inner end of the sliding groove of the second push plate is provided with a cavity 13 convenient for the second push; the first push plate 7 and the second push plate 9 are located in the centers of the opposite sides of the wax deposit and are fixed on fixing plates at the end parts of the first telescopic motor 8 and the second telescopic motor 10 through bolts respectively, the length of the first push plate 7 and the length of the second push plate 9 are slightly smaller than the length of two adjacent sides of the water filtering groove 2, and the height of the first push plate 7 and the height of the second push plate 9 are matched with the height of the water filtering groove 2. When long-pending wax is piled up, open first flexible motor 8 earlier and extend, promote first push pedal 7 and promote long-pending wax, along with the clearance of long-pending wax, slow moving, when the edge of long-pending wax clearance to drainage groove 2, first push pedal 7 passed the cavity this moment, open the flexible motor 10 of second again and extend, promote second push pedal 9, clear up remaining long-pending wax is whole, the clearance is accomplished the back, and first flexible motor 8 and the flexible motor 10 of second all reset. Or the second push plate 9 can be pushed to accumulate wax and pile up by the extension of the second telescopic motor 10, and then the first push plate 7 is pushed. When the wax deposit is recovered through the wax deposit recovery port, the cavity may be provided in front of the wax deposit recovery port.
Preferably, the filter screen 3 is 200 meshes.
The overall size of the water filtering tank 2 is 800 × 1000 × 300mm in a small size, and 800 × 2000 × 300mm in a large size.
Preferably, the outer side of the bottom of the water filtering groove 2 is movably connected to the outer side of the top of the cofferdam 5 through a hinge.
Claims (4)
1. A water filtering device for a clean tank of a crude methanol tank is characterized by comprising a water filtering tank for receiving clean tank water of the crude methanol tank and filtering wax deposition in the clean tank water, wherein the top of the water filtering tank is provided with a pipeline connected with a water outlet of the clean tank of the crude methanol, the clean tank water flows into a cofferdam positioned at the bottom of the water filtering tank after passing through the water filtering tank, and filtered water in the cofferdam is sent to a water inlet of the crude methanol tank through a submersible pump arranged in the cofferdam by a pipeline; the water filtering tank comprises a steel grid base positioned at the top of the cofferdam, a filter screen is laid at the top of the steel grid base, and the peripheral edge of the filter screen is fixed by a ring which is formed by surrounding a steel plate and is matched with the filter screen in shape; the top of the cofferdam is matched with the bottom of the water filtering tank in size.
2. The crude methanol tank cleaning and water filtering device according to claim 1, wherein a wax deposit recovery port is reserved at the bottom of any side of the water filtering tank close to the end part, and the wax deposit recovery port is blocked by a flange cover.
3. The crude methanol tank cleaning and water filtering device according to claim 1 or 2, wherein the water filtering tank is further provided with a wax accumulation recovery assembly, the wax accumulation recovery assembly comprises a first push plate and a second push plate which are positioned in the water filtering tank, can slide with each other and are matched with the shapes of two sides of the water filtering tank, the tops of the side surfaces of the first push plate and the second push plate are respectively provided with a first sliding chute and a second sliding chute, the first sliding chute and the second sliding chute are inserted together to slide with each other, when the first sliding chute is positioned at the top, the inner end of the sliding chute of the first push plate is further provided with a cavity facilitating the sliding of the first push plate, and when the second sliding chute is positioned at the top, the inner end of the sliding chute of the second push plate is provided with a cavity; the first push plate and the second push plate are located in the centers of the opposite sides of the wax deposit and are fixed on fixing plates of the end portions of the first telescopic motor and the second telescopic motor through bolts respectively, the length of the first push plate and the length of the second push plate are slightly smaller than the length of two adjacent sides of the water filtering groove, and the height of the first push plate and the height of the second push plate are matched with the height of the water filtering groove.
4. The crude methanol tank cleaning water filtering device according to claim 1 or 2, wherein the outer side of the bottom of the water filtering tank is movably connected with the outer side of the top of the cofferdam through a hinge.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020759335.2U CN212818351U (en) | 2020-05-09 | 2020-05-09 | Tank cleaning and water filtering device for crude methanol tank |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020759335.2U CN212818351U (en) | 2020-05-09 | 2020-05-09 | Tank cleaning and water filtering device for crude methanol tank |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212818351U true CN212818351U (en) | 2021-03-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020759335.2U Active CN212818351U (en) | 2020-05-09 | 2020-05-09 | Tank cleaning and water filtering device for crude methanol tank |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212818351U (en) |
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2020
- 2020-05-09 CN CN202020759335.2U patent/CN212818351U/en active Active
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Address after: 048000 Zhoucun Town, Zezhou County, Jincheng City, Shanxi Province Patentee after: Jinneng holding equipment manufacturing group Huayu energy chemical Shanxi Co.,Ltd. Address before: 048000 Zhoucun Town, Zezhou County, Jincheng City, Shanxi Province Patentee before: Shanxi Jin Hua Yumei coal chemical industry LLC |