CN-224220846-U - Accident water treatment system in crude benzol storage tank fire dike

CN224220846UCN 224220846 UCN224220846 UCN 224220846UCN-224220846-U

Abstract

The utility model relates to the technical field of accident water in oil depot areas and discloses an accident water treatment system in a crude benzene storage tank fire dike, which comprises a fire-proof lifting part, a first crude benzene storage tank, a second crude benzene storage tank and a crude benzene emptying tank, wherein the first crude benzene storage tank and the second crude benzene storage tank are arranged in the fire-proof lifting part, the crude benzene emptying tank is arranged in a pit outside the fire dike, a water collecting pit is arranged in the fire-proof lifting part, a drainage pipeline is pre-buried on the right side in the water collecting pit, and a crude benzene drainage pipeline is pre-buried on the left side in the water collecting pit. This accident water treatment system in crude benzol storage tank fire wall is through the reservation pipeline in the fire wall, will rainwater and accident water respectively send rainwater collecting tank and crude benzol emptying tank through the mode of flowing automatically, through filtering, the pump of rethread underground emptying tank is sent to two sets of crude benzol storage tanks, collects the crude benzol under the accident state fast, can reduce the volatilization of crude benzol, also can retrieve economic loss, has solved the great problem of crude benzol accident water entering accident pool loss in a large number.

Inventors

WANG YUANCHAO
LI MEICHEN
LI CHAOWEI
Gao Zunfu
PENG LICHUN
QIU GUOQIANG
ZHAO ZHENYUE
ZHANG LONG

Assignees

山东省冶金设计院股份有限公司

Dates

Publication Date: 20260512
Application Date: 20250116

Claims (8)

1. The accident water treatment system in the crude benzene storage tank fire dike comprises a fire lifting part (1), a first crude benzene storage tank (2), a second crude benzene storage tank (7) and a crude benzene emptying tank (15), and is characterized in that the first crude benzene storage tank (2) and the second crude benzene storage tank (7) are arranged inside the fire lifting part (1), the crude benzene emptying tank (15) is placed in a pit outside the fire lifting part (1), a water collecting pit (8) is arranged inside the fire lifting part (1), a drainage pipeline (10) is embedded on the right side inside the water collecting pit (8), a crude benzene drainage pipeline (13) is embedded on the left side inside the water collecting pit (8), filter pipes (11) are respectively arranged on the drainage pipeline (10) and the crude benzene drainage pipeline (13), a filter screen (21) is arranged inside the filter pipe (11), an inlet (19) is arranged on the right side of the top end of the crude benzene emptying tank (15), the crude benzene drainage pipeline (13) is connected with the inlet (19), a reflux pipe (14) is fixedly arranged on the left side of the crude benzene emptying tank (14), a reflux pipe (14) is connected with the reflux pipe (18), the right side of back flow (18) is installed second pipeline (5), first pipeline (4) are connected with first crude benzol storage tank (2), second pipeline (5) are connected with second crude benzol storage tank (7).
2. The accident water treatment system in the crude benzene storage tank fire dike of claim 1, wherein the first pipeline (4) is provided with a first control valve (3), and the second pipeline (5) is provided with a second control valve (6).
3. The system for treating accident water in a crude benzene storage tank fire dike according to claim 1, wherein the emptying tank pump (14) is interlocked with a radar liquid level gauge (17) and is controlled to start and stop automatically, an extraction pipe (16) is arranged at the input end of the emptying tank pump (14), and the extraction pipe (16) is arranged in the crude benzene emptying tank (15).
4. The accident water treatment system in the crude benzene storage tank fire dike of claim 1, wherein the electric valves (20) are arranged on the drainage pipeline (10) and the crude benzene drainage pipeline (13).
5. The system for treating accident water in a fire dike of a crude benzene storage tank according to claim 1, wherein a first valve well (9) is arranged outside the drainage pipeline (10), and a second valve well (12) is arranged outside the crude benzene drainage pipeline (13).
6. The system for treating accident water in a crude benzene storage tank fire dike according to claim 1, wherein a sealing ring (22) is arranged outside the filter screen plate (21), and the sealing ring (22) is tightly attached to the inner wall of the filter pipe (11).
7. The system for treating accident water in a crude benzene storage tank fire dike according to claim 1, wherein an installation clamping block (24) is fixedly connected to the outside of the filter screen plate (21), an installation clamping groove (23) is formed in the filter pipe (11), and an installation bolt (25) is arranged on the installation clamping block (24).
8. The accident water treatment system in the crude benzene storage tank fire dike of claim 7, wherein the installation fixture block (24) is embedded in the installation fixture groove (23) and is fixed by the installation bolt (25).

Description

Accident water treatment system in crude benzol storage tank fire dike Technical Field The utility model relates to the technical field of accident water in oil depot areas, in particular to an accident water treatment system in a crude benzol storage tank fire dike. Background In the gas-purifying oil reservoir area, once accidents such as leakage and the like occur in the crude benzene storage tank, a large amount of accident water containing harmful substances such as crude benzene and the like may be accumulated in the fire dike. If not treated effectively in time, the accident water may cause serious pollution to the environment and even endanger the surrounding ecology and personnel safety. At present, a drainage pipeline is arranged in a fire dike water collecting pit of an oil depot storage tank, a valve well and a water seal well are arranged outside the fire dike, rainwater or crude benzene accident water is controlled to be discharged outside through a valve, the rainwater enters a sewage tank, the crude benzene accident water enters an accident water tank, and the problems of poor treatment effect, potential safety hazard, complex operation and the like exist in a treatment method for the accident water in the fire dike of the crude benzene storage tank in the oil depot area. What is needed is a system for treating accident water in a fire dike of a crude benzene storage tank, which overcomes the technical defects in the prior art. Disclosure of utility model The utility model aims to provide an accident water treatment system in a crude benzene storage tank fire dike, which aims to solve the problem that crude benzene accident water enters an accident water pool in a large amount in the background technology. In order to achieve the aim, the utility model provides the technical scheme that the accident water treatment system in the fire dike of the crude benzene storage tank comprises a fire-proof lifting part, a first crude benzene storage tank, a second crude benzene storage tank and a crude benzene emptying tank, wherein the first crude benzene storage tank and the second crude benzene storage tank are arranged in the fire-proof lifting part, the crude benzene emptying tank is arranged in a pit outside the fire dike, a water collecting pit is arranged in the fire-proof lifting part, a drainage pipeline is embedded in the right side of the water collecting pit, a crude benzene draining pipeline is embedded in the left side of the water collecting pit, filter pipes are arranged on the drainage pipeline and the crude benzene draining pipeline, a filter screen plate is arranged in the filter pipes, an inlet is arranged on the right side of the top end of the crude benzene emptying tank, the crude benzene draining pipeline is connected with the inlet, a radar level gauge is arranged in the crude benzene emptying tank, a return pipe is fixedly connected with the output end of the emptying tank pump, a first pipeline is arranged on the left side of the return pipe, a filter pipe is arranged on the right side of the return pipe, and the first pipeline is connected with the second pipeline is connected with the first pipeline and the second pipeline. As a further technical scheme of the utility model, the first pipeline is provided with a first control valve, and the second pipeline is provided with a second control valve. As a further technical scheme of the utility model, the emptying tank pump is interlocked with the radar liquid level gauge, the pump is controlled to start and stop automatically, the input end of the emptying tank pump is provided with the extraction pipe, and the extraction pipe is arranged in the rough benzene emptying tank. As a further technical scheme of the utility model, the electric valves are arranged on the drainage pipeline and the crude benzene drainage pipeline. As a further technical scheme of the utility model, a first valve well is arranged outside the drainage pipeline, and a second valve well is arranged outside the crude benzene drainage pipeline. As a further technical scheme of the utility model, a sealing ring is arranged outside the filter screen plate and is closely attached to the inner wall of the filter tube. As a further technical scheme of the utility model, the outside of the filter screen plate is fixedly connected with a mounting clamping block, the inside of the filter tube is provided with a mounting clamping groove, and the mounting clamping block is provided with a mounting bolt. As a further technical scheme of the utility model, the method is as follows. Compared with the prior art, the accident water treatment system in the crude benzene storage tank fire dike has the beneficial effects that the accident water treatment system not only realizes the function of preventing crude benzene accident water from entering an accident water tank, realizes the function of facilitating sewage discharge and filtration, but also realizes the function of f