CN114162478A - Benzene storage tank drainage device - Google Patents

Benzene storage tank drainage device Download PDF

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Publication number
CN114162478A
CN114162478A CN202111602749.XA CN202111602749A CN114162478A CN 114162478 A CN114162478 A CN 114162478A CN 202111602749 A CN202111602749 A CN 202111602749A CN 114162478 A CN114162478 A CN 114162478A
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CN
China
Prior art keywords
benzene
baffle
water
storage tank
drainage device
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202111602749.XA
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Chinese (zh)
Inventor
段有龙
谭瑞春
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Acre Coking and Refractory Engineering Consulting Corp MCC
Original Assignee
Acre Coking and Refractory Engineering Consulting Corp MCC
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Acre Coking and Refractory Engineering Consulting Corp MCC filed Critical Acre Coking and Refractory Engineering Consulting Corp MCC
Priority to CN202111602749.XA priority Critical patent/CN114162478A/en
Publication of CN114162478A publication Critical patent/CN114162478A/en
Pending legal-status Critical Current

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D88/00—Large containers
    • B65D88/54—Large containers characterised by means facilitating filling or emptying
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D90/00—Component parts, details or accessories for large containers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D90/00—Component parts, details or accessories for large containers
    • B65D90/54—Gates or closures
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D90/00—Component parts, details or accessories for large containers
    • B65D90/54—Gates or closures
    • B65D90/66—Operating devices therefor

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physical Water Treatments (AREA)

Abstract

The invention relates to a benzene storage tank drainage device, which comprises a benzene-water separation tank, a communication pipeline and an ultrasonic sensor, wherein the benzene-water separation tank is provided with a water inlet and a water outlet; the benzene-water separation tank consists of a tank body, a coalescer and a benzene full-flow cutting-out unit, wherein the coalescer and the benzene full-flow cutting-out unit are arranged in the tank body; an upper baffle, a first baffle, a coalescer, a lower baffle, a benzene full-flow cutting-out unit and a second baffle are sequentially arranged in the groove body between the water inlet and the water outlet, and a benzene outlet is arranged on the groove body corresponding to one side of the benzene full-flow cutting-out unit. The ultrasonic wave sensor is used for judging whether water is in the communicating pipe or not, the electric valve is used for automatically draining water to the benzene storage tank, the drained water enters the benzene-water separation tank and is further separated into benzene through standing and the coalescer, and finally the separation of the benzene and the water is realized.

Description

Benzene storage tank drainage device
Technical Field
The invention relates to the technical field of coking, in particular to a benzene storage tank drainage device.
Background
The benzene storage tank is the storage facilities that coking process system is commonly used, because contain a small amount of water in the benzene, benzene separation of water phenomenon can appear after the benzene is stored, and the density of water is greater than the density of benzene, can appear the water layer in benzene storage tank bottom after storing a period of time usually, seriously influences the quality and the stability of benzene product, and the aquatic contains impurity simultaneously, still can cause the corruption of benzene storage tank jar body.
Disclosure of Invention
The invention provides a benzene storage tank drainage device, which judges whether water is in a communication pipe or not through an ultrasonic sensor, automatically drains water to a benzene storage tank through an electric valve, the drained water enters a benzene-water separation tank, benzene in the benzene-water separation tank is further separated through standing and a coalescer, and finally separation of the benzene and the water is realized.
In order to achieve the purpose, the invention adopts the following technical scheme:
a benzene storage tank drainage device comprises a benzene-water separation tank, a communication pipeline and an ultrasonic sensor; the benzene-water separation tank consists of a tank body, a coalescer and a benzene full-flow cutting-out unit, wherein the coalescer and the benzene full-flow cutting-out unit are arranged in the tank body; a manual valve, an ultrasonic sensor and an electric valve are sequentially arranged on the communicating pipeline along the flowing direction of the liquid; a water outlet is arranged at the bottom of the other end of the groove body; an upper baffle, a first baffle, a coalescer, a lower baffle, a benzene full-flow cutting-out unit and a second baffle are sequentially arranged in the tank body between the water inlet and the water outlet, wherein the upper baffle is arranged close to the water inlet; a benzene outlet is arranged on the groove body corresponding to one side of the benzene full flow cutting unit.
The tank body is a horizontal closed tank body and consists of a cylindrical body in the middle and end sockets at two ends.
The lower edge of the upper baffle is lower than the lower edge of the water inlet, and the upper edge of the first partition plate is higher than the lower edge of the upper baffle.
The coalescer is formed by a plurality of layers of corrugated sheets.
The benzene full flow cutting unit consists of a front end baffle, a rear end baffle, a bottom plate and a full flow plate; the front end baffle is arranged in the groove body at the upstream of the benzene outlet, the rear end baffle is arranged in the groove body at the downstream of the benzene outlet, a bottom plate and a full flow plate are arranged between the front end baffle and the rear end baffle, the full flow plate is vertically arranged close to the benzene outlet, two ends of the full flow plate are fixedly connected with the front end baffle and the rear end baffle, and the height of the full flow plate is 20-30 mm; the bottom plate is horizontally arranged, the bottom of the rear end baffle is fixedly connected with the bottom plate, and the top surface of the front end baffle is lower than the top surface of the full flow plate and higher than the top surface of the bottom plate.
A first vent is formed at the bottom of the tank body between the upper baffle and the first partition plate; a second vent is arranged at the bottom of the tank body between the coalescer and the lower baffle; a third vent is arranged at the bottom of the tank body between the lower baffle and the second partition plate; the water outlet is arranged at the bottom of the groove body at the downstream of the second partition plate; the first vent, the second vent and the third vent are respectively connected with a separated water vent groove.
The upper edge of the lower baffle is higher than the upper edge of the full flow plate, and the upper edge of the second partition plate is lower than the upper edge of the full flow plate and higher than the top surface of the bottom plate.
The benzene outlet is connected with a benzene emptying groove.
And the electric valve and the ultrasonic sensor are controlled in an interlocking manner through a PLC (programmable logic controller).
Compared with the prior art, the invention has the beneficial effects that:
1) an ultrasonic sensor is arranged on the communication pipeline and used for judging whether the medium in the communication pipeline is water or not and realizing automatic drainage through an electric valve controlled in an interlocking way;
2) the discharged water in the benzene storage tank enters a benzene-water separation tank, and benzene and water are further separated by a standing coalescer, so that the benzene content in the water is reduced, the further treatment of the water is facilitated, and the recovery rate of a benzene product is improved;
3) the benzene-water separation tank mainly utilizes the density difference between benzene and water to realize the separation of the benzene and the water, and utilizes the benzene full-flow cutting unit to realize the recovery of the benzene, and has simple structure, reasonable design and good use effect;
4) the benzene-water separation tank adopts a closed structure, is safe and reliable, and has no leakage.
Drawings
FIG. 1 is a schematic structural view of a benzene storage tank drainage device according to the present invention.
Fig. 2 is a view a-a in fig. 1.
Fig. 3 is a view B-B in fig. 1.
In the figure: 1. the water outlet 2, the manual valve 3, the ultrasonic sensor 4, the electric valve 5, the water inlet 6, the upper baffle 7, the first partition plate 8, the tank body 9, the coalescer 10, the lower baffle 11, the front baffle 12, the bottom plate 13, the full flow plate 14, the rear baffle 15, the second partition plate 16, the seal head 17, the water outlet 18, the third vent 19, the second vent 20, the first vent 21, the benzene outlet 22, the benzene storage tank
Detailed Description
The following further describes embodiments of the present invention with reference to the accompanying drawings:
as shown in fig. 1-3, the benzene storage tank drainage device of the present invention comprises a benzene-water separation tank, a communication pipeline, and an ultrasonic sensor 3; the benzene-water separation tank consists of a tank body 8, a coalescer 9 arranged in the tank body 8 and a benzene full-flow cutting unit, wherein the upper part of one end of the tank body 8 is provided with a water inlet 5 which is connected with a water outlet 1 of a benzene storage tank 22 through a communication pipeline; the connecting pipeline is sequentially provided with a manual valve 2, an ultrasonic sensor 3 and an electric valve 4 along the liquid flowing direction; the bottom of the other end of the groove body 8 is provided with a water outlet 17; an upper baffle 6, a first partition plate 7, a coalescer 9, a lower baffle 10, a benzene full-flow cutting-out unit and a second partition plate 15 are sequentially arranged in the trough body 8 between the water inlet 5 and the water outlet 17, wherein the upper baffle 6 is arranged close to the water inlet 5; a benzene outlet 21 is arranged on the groove body 8 corresponding to one side of the benzene full flow cutting unit.
The tank body 8 is a horizontal closed tank body and consists of a cylindrical body in the middle and end sockets at two ends.
The lower edge of the upper baffle 6 is lower than the lower edge of the water inlet 5, and the upper edge of the first partition plate 7 is higher than the lower edge of the upper baffle 6.
The coalescer 9 is formed by a number of layers of corrugated plates.
The benzene full flow cutting unit consists of a front end baffle 11, a rear end baffle 14, a bottom plate 12 and a full flow plate 13; the front end baffle 11 is arranged in the groove body 8 at the upstream of the benzene outlet 21, the rear end baffle 14 is arranged in the groove body 8 at the downstream of the benzene outlet 21, a bottom plate 12 and a full flow plate 13 are arranged between the front end baffle 11 and the rear end baffle 14, the full flow plate 13 is vertically arranged close to the benzene outlet 21, two ends of the full flow plate 13 are fixedly connected with the front end baffle 11 and the rear end baffle 14, and the height of the full flow plate 13 is 20-30 mm; the bottom plate 12 is horizontally arranged, the bottom of the rear baffle 14 is fixedly connected with the bottom plate 12, and the top surface of the front baffle 11 is lower than the top surface of the full flow plate 13 and higher than the top surface of the bottom plate 12.
A first vent 20 is formed at the bottom of the groove body 8 between the upper baffle 6 and the first partition plate 7; a second vent 19 is arranged at the bottom of the groove body 8 between the coalescer 9 and the lower baffle 10; a third vent 18 is arranged at the bottom of the tank body 8 between the lower baffle 10 and the second partition 15; the water outlet 17 is arranged at the bottom of the groove body 8 at the downstream of the second clapboard 15; the first vent 20, the second vent 19 and the third vent 18 are respectively connected with a separated water vent groove.
The upper edge of the lower baffle plate 10 is higher than the upper edge of the full flow plate 13, and the upper edge of the second partition plate 15 is lower than the upper edge of the full flow plate 13 and higher than the top surface of the bottom plate 12.
The benzene outlet 21 is connected with a benzene emptying groove.
The electric valve 4 and the ultrasonic sensor 3 are controlled in an interlocking mode through a PLC.
In the benzene storage tank drainage device, the ultrasonic sensor 3 judges the attenuation of different media by using ultrasonic signals so as to detect whether water exists in the communication pipeline, and if the water exists, the benzene storage tank 22 is automatically drained through the electric valve 4 controlled in an interlocking manner.
The coalescer 9 may be of a multi-layer corrugated sheet construction, or may be of other coalescing materials.
The purpose of the upper baffle 6 is to prevent the impact of the inflow water on a liquid layer in the benzene-water separation tank, the inflow water passes through the coalescer 9 after flowing fully through the first partition 7, impurities are filtered, and the benzene-water separation is further realized.
Benzene gets into benzene storage tank 22 and stores the benzene separation of water that appears after a period, because the density of water is greater than the density of benzene, the water layer deposit is in the bottom of benzene storage tank 22, and the liquid of benzene storage tank 22 bottom passes through delivery port 1 and enters into the communicating pipe in, judges through ultrasonic sensor 3 whether be water in the communicating pipe, if for water then open through PLC interlocking control electric valve 4 and carry out the drainage. After the drained water enters the benzene-water separation tank, the drained water slowly flows from the water inlet 5 to one end of the water outlet 17, standing separation is realized in the process, benzene and water are further separated through the coalescer 9, and the drained water after passing through the coalescer 9 flows fully through the lower baffle 10 and then comes to the benzene full-flow cutting-out unit. Benzene with low density floats above the water layer, and as the liquid layer increases, the benzene flows fully through the full flow plate 13 and then is connected to the benzene emptying tank through the benzene outlet 21, so that the benzene is separated. The water in the lower layer flows through the second partition plate 15 and is discharged through the water discharge port 17.
The upper baffle 6, the front end baffle 11 and the rear end baffle 14 are connected with the tank body 8 except for the bottom surface and the rest surfaces (when the tank body is circular, the rest surfaces are arc surfaces), and the lower baffle 10, the first baffle 7 and the second baffle 15 are connected with the tank body 8 except for the top surface and the rest surfaces (when the tank body is circular, the rest surfaces are arc surfaces).
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims (9)

1. A benzene storage tank drainage device is characterized by comprising a benzene-water separation tank, a communication pipeline and an ultrasonic sensor; the benzene-water separation tank consists of a tank body, a coalescer and a benzene full-flow cutting-out unit, wherein the coalescer and the benzene full-flow cutting-out unit are arranged in the tank body; a manual valve, an ultrasonic sensor and an electric valve are sequentially arranged on the communicating pipeline along the flowing direction of the liquid; a water outlet is arranged at the bottom of the other end of the groove body; an upper baffle, a first baffle, a coalescer, a lower baffle, a benzene full-flow cutting-out unit and a second baffle are sequentially arranged in the tank body between the water inlet and the water outlet, wherein the upper baffle is arranged close to the water inlet; a benzene outlet is arranged on the groove body corresponding to one side of the benzene full flow cutting unit.
2. The benzene storage tank drainage device as claimed in claim 1, wherein the tank body is a horizontal closed tank body and comprises a cylindrical body in the middle and end sockets at two ends.
3. The benzene storage tank drainage device as claimed in claim 1, wherein the lower edge of the upper baffle is lower than the lower edge of the water inlet, and the upper edge of the first partition is higher than the lower edge of the upper baffle.
4. The benzene storage tank drainage device of claim 1, wherein the coalescer is formed by a plurality of layers of corrugated sheets.
5. The benzene storage tank drainage device according to claim 1, wherein the benzene full flow cutting unit is composed of a front end baffle, a rear end baffle, a bottom plate and a full flow plate; the front end baffle is arranged in the groove body at the upstream of the benzene outlet, the rear end baffle is arranged in the groove body at the downstream of the benzene outlet, a bottom plate and a full flow plate are arranged between the front end baffle and the rear end baffle, the full flow plate is vertically arranged close to the benzene outlet, two ends of the full flow plate are fixedly connected with the front end baffle and the rear end baffle, and the height of the full flow plate is 20-30 mm; the bottom plate is horizontally arranged, the bottom of the rear end baffle is fixedly connected with the bottom plate, and the top surface of the front end baffle is lower than the top surface of the full flow plate and higher than the top surface of the bottom plate.
6. The benzene storage tank drainage device as claimed in claim 1, wherein a first vent is formed at the bottom of the tank body between the upper baffle and the first partition; a second vent is arranged at the bottom of the tank body between the coalescer and the lower baffle; a third vent is arranged at the bottom of the tank body between the lower baffle and the second partition plate; the water outlet is arranged at the bottom of the groove body at the downstream of the second partition plate; the first vent, the second vent and the third vent are respectively connected with a separated water vent groove.
7. The benzene storage tank drainage device as claimed in claim 1, wherein the upper edge of the lower baffle is higher than the upper edge of the full flow plate, and the upper edge of the second partition plate is lower than the upper edge of the full flow plate and higher than the top surface of the bottom plate.
8. The benzene storage tank drainage device as claimed in claim 1, wherein the benzene outlet is connected to a benzene emptying tank.
9. The benzene storage tank drainage device of claim 1, wherein the electric valve and the ultrasonic sensor are controlled in an interlocking manner through a PLC (programmable logic controller).
CN202111602749.XA 2021-12-24 2021-12-24 Benzene storage tank drainage device Pending CN114162478A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202111602749.XA CN114162478A (en) 2021-12-24 2021-12-24 Benzene storage tank drainage device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202111602749.XA CN114162478A (en) 2021-12-24 2021-12-24 Benzene storage tank drainage device

Publications (1)

Publication Number Publication Date
CN114162478A true CN114162478A (en) 2022-03-11

Family

ID=80488110

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202111602749.XA Pending CN114162478A (en) 2021-12-24 2021-12-24 Benzene storage tank drainage device

Country Status (1)

Country Link
CN (1) CN114162478A (en)

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