Petrochemical sewage treatment and discharge equipment with environmental protection effect

Abstract

The utility model relates to the technical field of petrochemical sewage treatment and discharge, and discloses petrochemical sewage treatment and discharge equipment with an environmental protection effect, which comprises an anaerobic sedimentation tank, an anaerobic treatment device is arranged at the top of the anaerobic sedimentation tank, and a filter device is arranged in the anaerobic sedimentation tank. The anaerobic treatment device comprises a heat exchanger, a liquid pipe, a protective frame rod, an anaerobic reaction tank, a connecting hopper piece, an exhaust pump and an exhaust pipe. According to the petrochemical sewage treatment and discharge equipment with the environmental protection effect, the anaerobic treatment device is arranged, an exhaust pump is started to be matched with an exhaust pipe to discharge gas, so that the interior is in an anaerobic environment, in the anaerobic environment, macromolecular organic matters in wastewater are hydrolyzed and acidified into micromolecular organic acids and unit acids by microorganisms, and the micromolecular organic acids and unit acids are further converted into biogas; according to the step, organic pollutants in the sewage can be effectively removed, and organic matters in the wastewater can be converted into available energy biogas, so that recycling of resources is realized.

Description

Technical Field

[0001] The utility model relates to the technical field of petrochemical sewage treatment and discharge, in particular to petrochemical sewage treatment and discharge equipment with environmental protection effect. Background Art

[0002] With the rapid development of the petrochemical industry, the discharge of petrochemical wastewater is increasing day by day. The harmful substances in the wastewater pose a serious threat to the environment and human health. In recent years, with the improvement of environmental awareness and the continuous development of environmental protection technology, people's requirements for petrochemical wastewater treatment are getting higher and higher. The development of an efficient, environmentally friendly and economical petrochemical wastewater treatment and discharge equipment has become an urgent problem to be solved in the current petrochemical industry.

[0003] The prior art discloses a comprehensive treatment device for petrochemical wastewater treatment with publication number: CN209286998U, which includes a box body, a water tank is fixedly connected to the bottom of the box body, a water pump is movably connected to the right side of the box body, a first conduit is movably connected to the top of the water pump, a second conduit is movably connected to the bottom of the water pump, a plurality of electric heating pipes are fixedly connected to the inner cavity of the box body, an activated carbon filter is movably connected to the inner cavity of the box body, and a biological filler layer is movably connected to the inner cavity of the box body and located on the top of the activated carbon filter. The utility model solves the problem that traditional petrochemical waste gas treatment devices, most of which have low purification efficiency, cannot fully purify harmful gases in the waste gas, and thus a large amount of toxic gases still remain in the discharged gas by arranging the box body, the water tank, the water pump, the first conduit, the second conduit, the electric heating pipe, the activated carbon filter, the biological filler layer, the HEPA filter layer, the control panel and the single-chip microcomputer.

[0004] The above-mentioned petrochemical wastewater treatment and discharge equipment assists in discharge by performing multi-stage purification by setting up a box body, a water tank, a water pump, a first conduit, a second conduit, an electric heating tube, an activated carbon filter, a biological filler layer, a HEPA filter layer, a control panel and a single-chip computer. However, the above-mentioned device does not perform an anaerobic reaction treatment step during treatment, and cannot effectively remove organic pollutants in sewage, and cannot convert organic matter in wastewater into usable energy biogas, and cannot achieve resource recycling. The effect during use is not good, and this needs to be improved. Utility Model Content

[0005] The purpose of the utility model is to provide a petrochemical wastewater treatment and discharge equipment with environmental protection effect to solve the problems raised in the above background technology.

[0006] To achieve the above purpose, the utility model provides the following technical solutions: a petrochemical wastewater treatment and discharge equipment with environmental protection effect, including an anaerobic sedimentation tank, an anaerobic treatment device is arranged on the top of the anaerobic sedimentation tank, and a filtering device is arranged inside the anaerobic sedimentation tank.

[0007] The anaerobic treatment device includes a heat exchanger, a liquid pipe, a protective frame rod, an anaerobic reaction tank, a connecting bucket, an exhaust pump and an exhaust pipe. The heat exchanger is fixedly connected to the top of the anaerobic sedimentation tank, the protective frame rod is fixedly connected to the top of the anaerobic sedimentation tank, the anaerobic reaction tank is fixedly connected to the inside of the anaerobic sedimentation tank, the connecting bucket is fixedly connected to the left side of the anaerobic reaction tank, the exhaust pump is fixedly connected to the inside of the connecting bucket, and the exhaust pipe is fixedly connected to the inside of the exhaust pump.

[0008] Preferably, the filtering device comprises a connecting frame, a water inlet trough, a connecting box, a filtering plate and a limiting block, the connecting frame is fixedly connected to the inside of the anaerobic sedimentation tank, and the water inlet trough is opened inside the connecting frame.

[0009] Preferably, a trapezoidal block is provided on the top of the connecting frame plate, and a drainage pipe is fixedly connected to the bottom of the anaerobic sedimentation tank.

[0010] Preferably, support legs are fixedly connected to both sides of the bottom of the anaerobic sedimentation tank, and the support legs are set to lift the device to a certain height to ensure that the drainage pipe can be normally set.

[0011] Preferably, the filter plate is inserted into the interior of the limiting block, and a rectangular through groove is provided on the top of the connection box.

[0012] Preferably, the liquid pipe is fixedly connected to the bottom of the heat exchanger, and the liquid pipe is inserted into the interior of the anaerobic sedimentation tank. The cooled wastewater enters the anaerobic sedimentation tank through the liquid pipe, and then enters the interior of the anaerobic sedimentation tank, where the suspended matter settles down in the sedimentation tank, and the suspended matter is grabbed out by an electric grab, bagged and transported away for the first step of treatment.

[0013] Preferably, the connecting box is fixedly connected to the inside of the anaerobic sedimentation tank near the bottom, and the limit block is fixedly connected to the inner wall of the connecting box. The liquid flows into the connecting box and is filtered through the multiple layers of limit blocks inside, so that pollutants in the sewage are effectively removed and then discharged through the discharge pipe. The treated wastewater that meets the standards can be safely discharged into the environment.

[0014] Compared with the prior art, the beneficial effects of the utility model are:

[0015] This environmentally friendly petrochemical wastewater treatment and discharge equipment is equipped with an anaerobic treatment device, and starts the exhaust pump and the exhaust pipe to discharge the gas to create an anaerobic environment inside. In the anaerobic environment, microorganisms hydrolyze and acidify the large molecular organic matter in the wastewater into small molecular organic acids and unit acids, and further convert them into biogas. This step can not only effectively remove organic pollutants in the sewage, but also convert the organic matter in the wastewater into usable energy biogas, thereby realizing the recycling of resources.

[0016] The petrochemical wastewater treatment and discharge equipment with environmental protection effect is provided with a filtering device, which is used for further treatment, and the connecting frame plate and the water inlet trough are used for solid-liquid separation, and then the liquid flows into the connecting box, and is filtered through the limiting blocks set in multiple layers inside, so that the pollutants in the sewage are effectively removed, and then discharged through the discharge pipe. The wastewater that meets the treatment standards can be safely discharged into the environment.

[0017] The petrochemical wastewater treatment and discharge equipment with environmental protection effect is provided with an anaerobic treatment device. Wastewater enters the anaerobic sedimentation tank through a liquid pipe and enters the inside of the anaerobic sedimentation tank, wherein suspended matter settles in the sedimentation tank, and is grabbed out by an electric grab bucket and packed and transported away. Then the treated wastewater further flows into the anaerobic reaction tank inside the anaerobic sedimentation tank to balance the water quality and stabilize the flow rate. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 This is a schematic diagram of the overall three-dimensional front view structure of the utility model;

[0019] Figure 2 For this utility model Figure 1 The enlarged structural diagram at A in the middle;

[0020] Figure 3 This is a schematic diagram of the overall three-dimensional side view structure of the utility model;

[0021] Figure 4 For this utility model Figure 3 Enlarged structural diagram at B in the middle.

[0022] In the figure: 1. anaerobic sedimentation tank; 2. anaerobic treatment device; 201. heat exchanger; 202. liquid pipe; 203. protective frame rod; 204. anaerobic reaction tank; 205. connecting bucket; 206. exhaust pump; 207. exhaust pipe; 3. filtering device; 301. connecting frame plate; 302. water inlet trough; 303. connecting box; 304. filter plate; 305. limit block. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0024] See also Figure 1-4 , the utility model provides the following technical solutions:

[0025] A petrochemical wastewater treatment and discharge equipment with environmental protection effect comprises an anaerobic sedimentation tank 1, an anaerobic treatment device 2 is arranged on the top of the anaerobic sedimentation tank 1, a filtering device 3 is arranged inside the anaerobic sedimentation tank 1, and supporting legs are fixedly connected to both sides of the bottom of the anaerobic sedimentation tank 1. The setting of the supporting legs lifts the device to a certain height to ensure that the discharge pipe can be normally set.

[0026] The anaerobic treatment device 2 includes a heat exchanger 201, a liquid pipe 202, a protective frame rod 203, an anaerobic reaction tank 204, a connecting bucket 205, an exhaust pump 206 and an exhaust pipe 207. The heat exchanger 201 is fixedly connected to the top of the anaerobic sedimentation tank 1, the protective frame rod 203 is fixedly connected to the top of the anaerobic sedimentation tank 1, the anaerobic reaction tank 204 is fixedly connected to the inside of the anaerobic sedimentation tank 1, the connecting bucket 205 is fixedly connected to the left side of the anaerobic reaction tank 204, the exhaust pump 206 is fixedly connected to the inside of the connecting bucket 205, the exhaust pipe 207 is fixedly connected to the inside of the exhaust pump 206, the liquid pipe 202 is fixedly connected to the bottom of the heat exchanger 201, and the liquid pipe 202 is plugged into the inside of the anaerobic sedimentation tank 1. The wastewater after cooling enters the anaerobic sedimentation tank 1 through the liquid pipe 202, and enters the inside of the anaerobic sedimentation tank 1, wherein the suspended matter is settled in the sedimentation tank, and the suspended matter is grabbed out and bagged by an electric grab bucket for transportation to perform the first step of treatment.

[0027] The filtering device 3 includes a connecting frame 301, a water inlet trough 302, a connecting box 303, a filter plate 304 and a limit block 305. The connecting frame 301 is fixedly connected to the inside of the anaerobic sedimentation tank 1, the water inlet trough 302 is opened in the connecting frame 301, the connecting box 303 is fixedly connected to the inside of the anaerobic sedimentation tank 1 near the bottom, and the limit block 305 is fixedly connected to the inner wall of the connecting box 303. The liquid flows into the connecting box 303 and is filtered through the limit blocks 305 arranged in multiple layers inside, so that the pollutants in the sewage are effectively removed and then discharged through the discharge pipe. The treated wastewater that meets the standards can be safely discharged into the environment. A trapezoidal block is opened on the top of the connecting frame 301, and a drainage pipe is fixedly connected to the bottom of the anaerobic sedimentation tank 1. The filter plate 304 is plugged into the inside of the limit block 305, and a rectangular through groove is opened on the top of the connecting box 303.

[0028] When in use, petrochemical wastewater is added through the feed pipe at the top of the heat exchanger 201, and the petrochemical wastewater is cooled through the heat exchanger 201 to reduce the temperature of the wastewater from high temperature to a temperature suitable for subsequent treatment. The cooled wastewater enters the anaerobic sedimentation tank 1 through the liquid pipe 202, and enters the interior of the anaerobic sedimentation tank 1, wherein the suspended matter settles in the sedimentation tank, and the suspended matter is grabbed out and bagged and transported away by an electric grab, and then the treated wastewater further flows into the anaerobic reaction tank 204 inside the anaerobic sedimentation tank 1 to balance the water quality and stabilize the flow rate, and the exhaust pump 206 is started to cooperate with the exhaust pipe 207 to exhaust the gas to make the interior in an anaerobic environment, and in the anaerobic environment, the wastewater is cooled and discharged. Under the environment, microorganisms hydrolyze and acidify the macromolecular organic matter in the wastewater into small molecular organic acids and unit acids, and further convert them into biogas. This step can not only effectively remove organic pollutants in sewage, but also convert organic matter in wastewater into usable energy biogas, realizing resource recycling. Then, the filtering device 3 is used for further treatment, and the connecting frame plate 301 and the water inlet trough 302 are used for solid-liquid separation. Then the liquid flows into the connecting box 303, and is filtered through the multi-layered limit blocks 305 inside, so that the pollutants in the sewage are effectively removed, and then discharged through the discharge pipe. The treated wastewater that meets the standards can be safely discharged into the environment.

[0029] Although the embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A petrochemical wastewater treatment and discharge equipment with environmental protection effect, comprising an anaerobic sedimentation tank (1), characterized in that: An anaerobic treatment device (2) is arranged on the top of the anaerobic sedimentation tank (1), and a filtering device (3) is arranged inside the anaerobic sedimentation tank (1); The anaerobic treatment device (2) comprises a heat exchanger (201), a liquid pipe (202), a protective frame rod (203), an anaerobic reaction tank (204), a connecting bucket (205), an exhaust pump (206) and an exhaust pipe (207); the heat exchanger (201) is fixedly connected to the top of the anaerobic sedimentation tank (1); the protective frame rod (203) is fixedly connected to the top of the anaerobic sedimentation tank (1); the anaerobic reaction tank (204) is fixedly connected to the inside of the anaerobic sedimentation tank (1); the connecting bucket (205) is fixedly connected to the left side of the anaerobic reaction tank (204); the exhaust pump (206) is fixedly connected to the inside of the connecting bucket (205); and the exhaust pipe (207) is fixedly connected to the inside of the exhaust pump (206).

2. The petrochemical wastewater treatment and discharge equipment with environmental protection effect according to claim 1 is characterized by: The filtering device (3) comprises a connecting frame (301), a water inlet trough (302), a connecting box (303), a filtering plate (304) and a limiting block (305); the connecting frame (301) is fixedly connected to the inside of the anaerobic sedimentation tank (1); and the water inlet trough (302) is opened inside the connecting frame (301).

3. The petrochemical wastewater treatment and discharge equipment with environmental protection effect according to claim 2 is characterized by: A trapezoidal block is provided on the top of the connecting frame plate (301), and a drainage pipe is fixedly connected to the bottom of the anaerobic sedimentation tank (1).

4. The petrochemical wastewater treatment and discharge equipment with environmental protection effect according to claim 1 is characterized by: Supporting legs are fixedly connected to both sides of the bottom of the anaerobic sedimentation tank (1).

5. The petrochemical wastewater treatment and discharge equipment with environmental protection effect according to claim 2 is characterized by: The filter plate (304) is inserted into the interior of the limiting block (305), and a rectangular through slot is provided on the top of the connection box (303).

6. The petrochemical wastewater treatment and discharge equipment with environmental protection effect according to claim 1 is characterized by: The liquid pipe (202) is fixedly connected to the bottom of the heat exchanger (201), and the liquid pipe (202) is plugged into the interior of the anaerobic sedimentation tank (1).

7. The petrochemical wastewater treatment and discharge equipment with environmental protection effect according to claim 2 is characterized by: The connection box (303) is fixedly connected to the inside of the anaerobic sedimentation tank (1) near the bottom, and the limit block (305) is fixedly connected to the inner wall of the connection box (303).

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