A device for treating oily hazardous waste liquid

Abstract

The utility model relates to the technical field of oil-containing hazardous waste liquid treatment, and discloses an oil-containing hazardous waste liquid treatment device, including a stirring mechanism: a motor, a rotating shaft and a stirring blade, a reaction mechanism: a reaction tank, a sewage inlet, a drug inlet, a sewage outlet, a centrifugal pump, an infusion tube and a mobile base, a separation mechanism: a separation tank, a liquid inlet, a slag outlet network pipe, a drain pipe, an oil separation filter, an oil outlet and a switch valve, the motor is fixedly installed on the top of the reaction tank and passes through the reaction tank, the rotating shaft is fixedly installed on the transmission end of the motor, and the stirring blade is fixedly installed on the outside of the rotating shaft. The oil-containing hazardous waste liquid treatment device is equipped with a stirring mechanism, the position of the motor is limited by the reaction tank, the position of the rotating shaft is limited by the motor, and the position of the stirring blade is limited by the rotating shaft, so that the motor is fixed to drive the rotating shaft to rotate, thereby driving the stirring blade to rotate to stir the oil-containing hazardous waste liquid, thereby accelerating the reaction speed of the reaction agent and the oil-containing hazardous waste liquid, and improving the reaction effect.

Description

Technical Field

[0001] The utility model relates to the technical field of oil-containing hazardous waste liquid treatment, in particular to an oil-containing hazardous waste liquid treatment device. Background Art

[0002] Oily hazardous waste liquid is a common industrial wastewater. Since it contains a large amount of oil substances, such as petroleum, diesel, lubricating oil, etc., these substances are harmful to the human body and the environment. Therefore, oily hazardous waste liquid is classified as hazardous waste and needs to be treated before it can be discharged;

[0003] The existing publication number CN207774862U discloses an oil-containing hazardous waste liquid treatment equipment, including a tank body with a mixing reaction part and a slag-liquid separation part arranged from bottom to top, the mixing reaction part is located at the bottom of the tank body, the bottom of the mixing reaction part is connected to the dissolved gas release part, the side wall of the mixing reaction part is provided with a drug inlet, the mixing reaction part is connected to the tank body through an opening located at the top, the slag-liquid separation part is located at the upper part of the tank body, a heating device is provided inside, the heating device is located on the inner side of the side wall of the tank body, and the slag-liquid separation part is provided with a slag outlet and a clear liquid outlet. The utility model provides an oil-containing hazardous waste liquid treatment equipment, which avoids the direct addition of reagents in the pipeline, which causes the flocs to be broken into small pieces under the action of the shear force of the fluid and affects the absorption of oil substances, and the flocs are not easy to break, the slag-liquid separation effect is good, the reagent and the waste liquid react fully, and the surface tension of the oil hazardous waste substances is destroyed by heating with the electric heating coil, so that they are separated from the solution, thereby achieving a more thorough oil removal effect;

[0004] However, after adding the reaction agent to the oil-containing hazardous waste liquid, it actually needs to be stirred or shaken so that the agent and the waste liquid can fully react. However, the existing oil-containing hazardous waste liquid treatment equipment cannot stir or shake after adding the agent, resulting in insufficient reaction between the agent and the waste liquid and a slow reaction speed, thereby reducing the treatment efficiency of the oil-containing hazardous waste liquid. Summary of the invention

[0005] 1. Technical issues to be resolved

[0006] The purpose of the utility model is to provide a device for treating oil-containing hazardous waste liquid, so as to solve the problem proposed in the above background technology that after adding the reaction agent, the oil-containing hazardous waste liquid actually needs to be stirred or shaken so that the agent and the waste liquid can fully react, while the existing oil-containing hazardous waste liquid treatment equipment cannot be stirred or shaken after adding the agent, resulting in insufficient reaction between the agent and the waste liquid and slow reaction speed, thereby reducing the treatment efficiency of the oil-containing hazardous waste liquid.

[0007] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a device for treating oil-containing hazardous waste liquid, comprising a stirring mechanism: a motor, a rotating shaft and stirring blades, a reaction mechanism: a reaction tank, a sewage inlet, a drug inlet, a sewage outlet, a centrifugal pump, an infusion tube and a mobile base, a separation mechanism: a separation tank, a liquid inlet, a slag discharge network pipe, a drain pipe, an oil separator, an oil outlet and a switch valve, the motor is fixedly installed on the top of the reaction tank and passes through the reaction tank, the rotating shaft is fixedly installed on the transmission end of the motor, and the stirring blades are fixedly installed on the outside of the rotating shaft.

[0008] Preferably, the sewage inlet is fixedly arranged at the top of the reaction tank, and the drug inlet is fixedly arranged at the top of the reaction tank. The position of the sewage inlet is limited by the reaction tank, and the position of the drug inlet is limited by the reaction tank, so that the oil-containing hazardous waste liquid is added into the reaction tank from the sewage inlet, and then the reaction reagent is added into the reaction tank from the drug inlet to react chemically with the oil-containing hazardous waste liquid, so that the impurities in the oil-containing hazardous waste liquid can flocculate and separate from the liquid.

[0009] Preferably, the sewage outlet is fixedly arranged on the outside of the reaction tank, the centrifugal pump is fixedly installed on the outer end of the sewage outlet, and the infusion tube is fixedly installed on the output end of the centrifugal pump. The position of the sewage outlet is limited by the reaction tank, the sewage outlet limits the position of the centrifugal pump, and the centrifugal pump limits the position of the infusion tube, so that the centrifugal pump can extract the reacted liquid and impurities in the reaction tank from the sewage outlet and discharge them into the infusion tube for transportation.

[0010] Preferably, the mobile base is fixedly mounted on the bottom end of the reaction tank, and the position of the mobile base is limited by the reaction tank, so that the mobile base can be used to move the device and the device can be conveniently moved to a designated position.

[0011] Preferably, the separation tank is fixedly mounted on the top of the mobile base, the liquid inlet is fixedly arranged on the top of the separation tank and fixedly connected to the infusion tube, the position of the separation tank is limited by the mobile base, and the position of the liquid inlet is limited by the separation tank and the infusion tube, so that the separation tank can be fixed to perform separation, thereby facilitating the infusion tube to transport the liquid and impurities from the liquid inlet to the separation tank for separation.

[0012] Preferably, the slag discharge net pipe is fixedly installed on the inner side of the separation tank and passes through the separation tank and is located at the bottom end of the liquid inlet. The position of the slag discharge net pipe is limited by the separation tank, so that the liquid and impurities entering from the liquid inlet can enter the slag discharge net pipe, so that the slag discharge net pipe filters out the impurities in the liquid and discharges it outside the separation tank, while the liquid falls to the bottom of the separation tank.

[0013] Preferably, the drain pipe is fixedly installed on the outside of the separation tank, and the oil-separating filter is fixedly installed on the inside of the separation tank and located at the outer end of the drain pipe. The position of the drain pipe is limited by the separation tank, and the position of the oil-separating filter is limited by the separation tank. When the liquid falls to the bottom of the separation tank, the oil-separating filter is used to discharge the moisture in the liquid from the drain pipe, while the grease in the liquid is isolated in the separation tank and floats to the water surface.

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

[0015] 1. The oil-containing hazardous waste liquid treatment device is equipped with a stirring mechanism, which defines the position of the motor through the reaction tank, the motor defines the position of the rotating shaft, and the rotating shaft defines the position of the stirring blade, so that the motor is fixed to drive the rotating shaft to rotate, thereby driving the stirring blade to rotate to stir the oil-containing hazardous waste liquid, thereby accelerating the reaction speed of the reaction agent and the oil-containing hazardous waste liquid, and improving the reaction effect;

[0016] 2. The oil-containing hazardous waste liquid treatment device is equipped with a reaction mechanism, and the position of the sewage inlet is limited by the reaction tank, and the position of the drug inlet is limited by the reaction tank, so that the oil-containing hazardous waste liquid is added to the reaction tank from the sewage inlet, and then the reaction agent is added to the reaction tank from the drug inlet to react chemically with the oil-containing hazardous waste liquid, so that the impurities in the oil-containing hazardous waste liquid can flocculate and separate from the liquid. The position of the sewage outlet is limited by the reaction tank, the sewage outlet defines the position of the centrifugal pump, and the centrifugal pump defines the position of the infusion pipe, so that the centrifugal pump can extract the reacted liquid and impurities in the reaction tank from the sewage outlet and discharge them into the infusion pipe for transportation. The position of the mobile base is limited by the reaction tank, so that the mobile base is used to move the device, and the device is conveniently moved to a designated position;

[0017] 3. The oil-containing hazardous waste liquid treatment device is equipped with a separation mechanism, which defines the position of the separation tank by a movable base, and defines the position of the liquid inlet by the separation tank and the liquid infusion pipe, so as to facilitate fixing the separation tank for separation, thereby facilitating the liquid infusion pipe to transport the liquid and impurities from the liquid inlet to the separation tank for separation, and defining the position of the slag discharge network pipe by the separation tank, so as to facilitate the liquid and impurities entering from the liquid inlet to enter the slag discharge network pipe, so that the slag discharge network pipe filters out the impurities in the liquid and discharges them out of the separation tank, and the liquid falls to the bottom of the separation tank, and defines the position of the drain pipe by the separation tank, and defines the position of the oil separation filter by the separation tank, so that when the liquid falls to the bottom of the separation tank, the oil separation filter is used to discharge the water in the liquid from the drain pipe, and the grease in the liquid is isolated in the separation tank and floats on the water surface, and defines the position of the oil outlet by the separation tank, and defines the position of the switch valve by the oil outlet, so as to facilitate using the switch valve to control the start and stop of the oil outlet for discharge, and when the water in the liquid in the separation tank is completely discharged, the switch valve is opened to discharge the remaining grease from the oil outlet. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model;

[0019] Figure 2 This is a schematic diagram of the cross-sectional structure of the reaction mechanism of the utility model;

[0020] Figure 3 This is a schematic diagram of the structure of the stirring mechanism of the utility model;

[0021] Figure 4 This is a schematic diagram of the front cross-section structure of the separation mechanism of the utility model;

[0022] Figure 5 It is a schematic diagram of the left section structure of the separation mechanism of the utility model.

[0023] In the figure: 1. stirring mechanism; 101. motor; 102. rotating shaft; 103. stirring blade; 2. reaction mechanism; 201. reaction tank; 202. sewage inlet; 203. drug inlet; 204. sewage outlet; 205. centrifugal pump; 206. infusion tube; 207. mobile base; 3. separation mechanism; 301. separation tank; 302. liquid inlet; 303. slag discharge mesh pipe; 304. drain pipe; 305. oil separator; 306. oil outlet; 307. switch valve. DETAILED DESCRIPTION

[0024] 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.

[0025] See also Figure 1-Figure 5 The utility model provides a technical solution: a device for treating oil-containing hazardous waste liquid, comprising a stirring mechanism 1: a motor 101, a rotating shaft 102 and a stirring blade 103, a reaction mechanism 2: a reaction tank 201, a sewage inlet 202, a drug inlet 203, a sewage outlet 204, a centrifugal pump 205, a liquid infusion pipe 206 and a mobile base 207, a separation mechanism 3: a separation tank 301, a liquid inlet 302, a slag discharge network pipe 303, a drainage pipe 304, an oil separation filter 305, an oil outlet 306 and a switch valve 307, the motor 101 is fixedly installed on the top of the reaction tank 201 and passes through the reaction tank 201, the rotating shaft 102 is fixedly installed on the transmission end of the motor 101, and the stirring blade 103 is fixedly installed on the outer side of the rotating shaft 102;

[0026] The sewage inlet 202 is fixedly arranged at the top of the reaction tank 201, and the drug inlet 203 is fixedly arranged at the top of the reaction tank 201. The position of the sewage inlet 202 is limited by the reaction tank 201, and the position of the drug inlet 203 is limited by the reaction tank 201, so that the oil-containing hazardous waste liquid is added to the reaction tank 201 from the sewage inlet 202, and then the reaction reagent is added to the reaction tank 201 from the drug inlet 203 to react chemically with the oil-containing hazardous waste liquid, so that the impurities in the oil-containing hazardous waste liquid can flocculate and separate from the liquid. The sewage outlet 204 is fixedly arranged on the outside of the reaction tank 201, and the centrifugal pump 205 is fixedly installed on the outside of the sewage outlet 204. The end, the infusion tube 206 is fixedly installed at the output end of the centrifugal pump 205, the position of the sewage outlet 204 is limited by the reaction tank 201, the sewage outlet 204 defines the position of the centrifugal pump 205, and the centrifugal pump 205 defines the position of the infusion tube 206, so that the centrifugal pump 205 can extract the reacted liquid and impurities in the reaction tank 201 from the sewage outlet 204 and discharge them into the infusion tube 206 for transportation. The mobile base 207 is fixedly installed at the bottom end of the reaction tank 201, and the position of the mobile base 207 is limited by the reaction tank 201, so that the mobile base 207 can be used to move the device, and the device can be moved to a designated position.

[0027] The separation tank 301 is fixedly installed on the top of the mobile base 207, and the liquid inlet 302 is fixedly arranged on the top of the separation tank 301 and fixedly connected to the liquid infusion pipe 206. The position of the separation tank 301 is limited by the mobile base 207. The separation tank 301 and the liquid infusion pipe 206 limit the position of the liquid inlet 302, which is convenient for fixing the separation tank 301 to perform separation, thereby facilitating the liquid infusion pipe 206 to transport the liquid and impurities from the liquid inlet 302 to the separation tank 301 for separation. The slag discharge network pipe 303 is fixedly installed on the inner side of the separation tank 301 and penetrates the separation tank 301 and is located at the bottom of the liquid inlet 302. The position of the slag discharge network pipe 303 is limited by the separation tank 301, which is convenient for the liquid and impurities entering from the liquid inlet 302 to enter the slag discharge network pipe 303, so that the slag discharge network pipe 303 filters out the impurities in the liquid and discharges it to the outside of the separation tank 301, and the liquid falls to the bottom of the separation tank 301. The drain pipe 304 is fixedly installed On the outside of the separation tank 301, the oil separator 305 is fixedly installed on the inside of the separation tank 301 and is located at the outer end of the drain pipe 304. The position of the drain pipe 304 is limited by the separation tank 301, and the separation tank 301 limits the position of the oil separator 305, so that when the liquid falls to the bottom of the separation tank 301, the oil separator 305 is used to enable the moisture in the liquid to be discharged from the drain pipe 304, and the grease in the liquid is isolated in the separation tank 301 and floats to the water surface. The oil outlet 306 is fixedly arranged on the outside of the separation tank 301, and the switch valve 307 is fixedly installed on the outer end of the oil outlet 306. The position of the oil outlet 306 is limited by the separation tank 301, and the oil outlet 306 limits the position of the switch valve 307, so that the switch valve 307 is used to control the start and stop of the oil outlet 306 for discharge. When the moisture of the liquid in the separation tank 301 is completely discharged, the switch valve 307 is opened to discharge the remaining grease from the oil outlet 306.

[0028] Working principle: The reaction tank 201 defines the position of the sewage inlet 202, and the reaction tank 201 defines the position of the drug inlet 203, so that the oil-containing hazardous waste liquid is added to the reaction tank 201 from the sewage inlet 202, and then the reaction reagent is added to the reaction tank 201 from the drug inlet 203 to react chemically with the oil-containing hazardous waste liquid, so that the impurities in the oil-containing hazardous waste liquid can flocculate and separate from the liquid. The reaction tank 201 defines the position of the sewage outlet 204, and the sewage outlet 204 defines the position of the centrifugal pump 205. The centrifugal pump 205 defines the position of the infusion pipe 206, so that the centrifugal pump 205 can transfer the impurities in the reaction tank 201 from the sewage outlet 204. The liquid and impurities after the reaction are extracted and discharged into the liquid infusion pipe 206 for transportation. The reaction tank 201 defines the position of the mobile base 207, which is convenient for using the mobile base 207 to move the device and convenient for moving the device to a specified position. The mobile base 207 defines the position of the separation tank 301. The separation tank 301 and the liquid infusion pipe 206 define the position of the liquid inlet 302, which is convenient for fixing the separation tank 301 for separation, thereby facilitating the liquid infusion pipe 206 to transport the liquid and impurities from the liquid inlet 302 to the separation tank 301 for separation. The separation tank 301 defines the position of the slag mesh pipe 303, which is convenient for 02, the liquid and impurities entering the slag discharge net pipe 303, so that the slag discharge net pipe 303 filters out the impurities in the liquid and discharges it to the outside of the separation tank 301, and the liquid falls to the bottom of the separation tank 301, the separation tank 301 defines the position of the drain pipe 304, the separation tank 301 defines the position of the oil separation filter 305, so that when the liquid falls to the bottom of the separation tank 301, the oil separation filter 305 is used to make the water in the liquid be discharged from the drain pipe 304, and the grease in the liquid is isolated in the separation tank 301 and floats to the water surface, the separation tank 301 defines the position of the oil outlet 306, and the oil outlet 306 defines the opening The position of the closing valve 307 is convenient for controlling the start and stop of the discharge from the oil outlet 306 by using the switch valve 307. When the water in the liquid in the separation tank 301 is completely discharged, the switch valve 307 is opened to discharge the remaining grease from the oil outlet 306. The reaction tank 201 limits the position of the motor 101, the motor 101 limits the position of the rotating shaft 102, and the rotating shaft 102 limits the position of the stirring blade 103, so that the motor 101 is fixed to drive the rotating shaft 102 to rotate, thereby driving the stirring blade 103 to rotate to stir the oil-containing hazardous waste liquid, thereby accelerating the reaction speed of the reaction agent and the oil-containing hazardous waste liquid, and improving the reaction effect.

[0029] Finally, it should be noted that the above content is only used to illustrate the technical solution of the utility model, rather than to limit the protection scope of the utility model. Simple modifications or equivalent substitutions of the technical solution of the utility model by ordinary technicians in this field do not deviate from the essence and scope of the technical solution of the utility model.

Claims

1. A device for treating oily hazardous waste liquid, comprising a stirring mechanism (1): a motor (101), a rotating shaft (102) and a stirring blade (103); a reaction mechanism (2): a reaction tank (201), a sewage inlet (202), a drug inlet (203), a sewage outlet (204), a centrifugal pump (205), a liquid infusion pipe (206) and a movable base (207); a separation mechanism (3): a separation tank (301), a liquid inlet (302), a slag discharge network pipe (303), a drainage pipe (304), an oil separation filter (305), an oil outlet (306) and a switch valve (307), characterized in that: The motor (101) is fixedly mounted on the top of the reaction tank (201) and penetrates the reaction tank (201); the rotating shaft (102) is fixedly mounted on the transmission end of the motor (101); and the stirring blade (103) is fixedly mounted on the outside of the rotating shaft (102).

2. The device for treating hazardous oily waste liquid according to claim 1, characterized in that: The sewage inlet (202) is fixedly arranged at the top of the reaction tank (201), and the drug inlet (203) is fixedly arranged at the top of the reaction tank (201).

3. The device for treating hazardous oily waste liquid according to claim 2, characterized in that: The sewage outlet (204) is fixedly arranged on the outside of the reaction tank (201), the centrifugal pump (205) is fixedly installed on the outer end of the sewage outlet (204), and the infusion tube (206) is fixedly installed on the output end of the centrifugal pump (205).

4. The device for treating hazardous oily waste liquid according to claim 3 is characterized in that: The movable base (207) is fixedly installed at the bottom end of the reaction tank (201).

5. The device for treating hazardous oily waste liquid according to claim 4 is characterized in that: The separation tank (301) is fixedly mounted on the top of the mobile base (207), and the liquid inlet (302) is fixedly arranged on the top of the separation tank (301) and fixedly connected to the infusion tube (206).

6. The device for treating hazardous oily waste liquid according to claim 5, characterized in that: The slag discharge mesh pipe (303) is fixedly installed on the inner side of the separation tank (301), passes through the separation tank (301) and is located at the bottom end of the liquid inlet (302).

7. The device for treating hazardous oily waste liquid according to claim 6, characterized in that: The drainage pipe (304) is fixedly installed on the outside of the separation tank (301), and the oil separation filter (305) is fixedly installed on the inside of the separation tank (301) and is located at the outer end of the drainage pipe (304).

8. The device for treating hazardous oily waste liquid according to claim 7, characterized in that: The oil outlet (306) is fixedly arranged on the outside of the separation tank (301), and the switch valve (307) is fixedly installed on the outer end of the oil outlet (306).

Images