CN204824267U - Automatic slagging -off forced -ventilated type oil water separator - Google Patents

Abstract

The utility model relates to an automatic slag removal and strong discharge type oil-water separator, which effectively solves the problems that waste water is not easy to clean; The separation box is connected with a slag storage box, and the slag-water separation box is equipped with an obliquely placed baffle, the slag-water separation box is connected with the oil-water separation box, and the upper part of the oil-water separation box is provided with a grease collection box. The air flotation pipe is connected to the electromagnetic air flotation pump, the grease collection box is connected to the oil storage barrel, the oil collection box is equipped with a heating device, the oil-water separation box is connected to the sludge bucket, the oil-water separation is connected to the water storage tank, and the bottom of the water storage tank is equipped with a sewage discharge tank. The pump and the sewage pump are connected to the sewage pipe network placed outside. The sewage pipe network is connected to a water outlet. The upper end of the slag-water separation box is provided with a horizontal exhaust pipe. The fourth pipeline; the utility model realizes humanized automatic control.

Description

Automatic slag removal strong discharge type oil-water separator

technical field

The utility model relates to the technical field of sewage treatment, in particular to an automatic slag removal and strong discharge type oil-water separator.

Background technique

With the rapid development of social economy and the improvement of people's living standards, the catering industry has developed rapidly, resulting in more and more catering wastewater. Because catering wastewater contains a lot of oil, it is not easy to clean, and it is extremely easy to cause municipal pollution if it is directly discharged. The drainage pipe network is blocked and the pipe network is paralyzed, which also creates opportunities for waste oil producers. According to the "Code for Design of Water Supply and Drainage for Buildings" and the requirements of various municipalities, all kinds of oily sewage places such as canteens and catering industries can be discharged into the sewage pipes after going through the degreasing device, and the residues and wastes produced by the sewage of the catering industry are not required. Allow to drain into sewer. Therefore, the catering industry needs to install oil-water separation and slag removal devices. Based on this, our company has designed and developed an automatic slag removal and strong discharge type oil-water separator.

Contents of the invention

In view of the above situation, in order to overcome the defects of the prior art, the purpose of this utility model is to provide an automatic slag removal and strong discharge type oil-water separator, which effectively solves the problems that catering wastewater contains a lot of oil and is not easy to clean.

The technical solution is to include a slag-water separation box, a water inlet is provided on the slag-water separation box, a slag storage box is connected to the bottom of the slag-water separation box through a first pipeline, a solenoid valve is provided on the first pipeline, and the slag-water separation There is a baffle placed obliquely in the box, and there are many through holes on the baffle. The lower part of the slag-water separation box is connected to the oil-water separation box through the second pipeline. The upper part of the oil-water separation box is equipped with a grease collection box. An air flotation tube is inserted, the lower end of the air flotation tube is placed at the bottom of the oil-water separation tank, the upper end of the air flotation tube is placed outside and connected to an electromagnetic air flotation pump, and the grease collection box is connected to the external oil storage through the third pipeline There is a solenoid valve on the third pipeline, a heating device is installed in the grease collection box, and the heating device is connected with a temperature sensor. The lower end of the oil-water separation tank is connected to the external water storage tank through the fourth pipeline. The bottom of the water storage tank is provided with a sewage pump, and the upper part of the water storage tank is provided with a second liquid level detector. Placed outside the sewage pipe network, the sewage pipe network is connected with a water outlet, the top of the water storage tank is equipped with an ultra-high liquid level detector, and the upper end of the slag-water separation tank is provided with a horizontal exhaust pipe, which is respectively connected to the second The pipeline, the upper end of the grease collection box, the fourth pipeline, solenoid valve, electromagnetic air flotation pump, heating device, temperature sensor, first liquid level detector, second liquid level detector, sewage pump, super high liquid level detector The PLC control system is connected to the control cabinet.

The utility model has an ingenious structure, and functions such as automatic slag discharge, automatic oil discharge, automatic oil removal, automatic temperature control, and automatic powerful drainage can be realized during the operation of the equipment. The equipment has the advantages of significant energy saving, low noise, less land occupation, and high reliability. , and focusing on automatic control, the entire system is controlled according to PLC to realize humanized automatic control.

Description of drawings

Fig. 1 is a schematic diagram of a front view of the utility model.

Fig. 2 is the second schematic diagram of the front view of the utility model.

Fig. 3 is a top view of the utility model.

Fig. 4 is a schematic diagram of a grease collection box of the present invention.

Fig. 5 is a front view of the baffle plate of the present invention.

Fig. 6 is a side view of the baffle plate of the present invention.

Detailed ways

The specific embodiments of the present utility model will be described in further detail below in conjunction with the accompanying drawings.

Shown by Fig. 1 to Fig. 6, the utility model comprises slag-water separation box 1, and slag-water separation box 1 is provided with water inlet 2, and the bottom of slag-water separation box 1 is communicated with slag storage box 4 through first pipeline 3, and the first A solenoid valve is provided on a pipeline 3, and a baffle plate 5 placed obliquely is provided in the slag-water separation box 1, and a plurality of through holes 6 are arranged on the baffle plate 5, and the lower part of the slag-water separation box 1 is connected to oil and water through a second pipeline 7. Separation box 8, the top of oil-water separation box 8 is provided with grease collection box 9, and the interior of grease collection box 9 is inserted with air flotation tube 10, and the lower end of air flotation tube 10 is placed in the bottom of oil-water separation box 8, and the bottom of air flotation tube 10 The upper end is placed outside and connected to an electromagnetic air flotation pump 11. The grease collection box 9 is connected to the external oil storage barrel 13 through the third pipeline 12. The third pipeline 12 is provided with a solenoid valve, and the grease collection box 9 is equipped with a heating device. Device 14, the heating device 14 is connected with a temperature sensor 15, the top of the grease collection box 9 is provided with a first liquid level detector 16, the bottom of the oil-water separation box 8 is connected to the sludge bucket 18 placed outside through the sludge discharge pipeline 17, and the oil-water separation The lower end of the tank 8 is communicated with the external water storage tank 20 through the fourth pipeline 19. The bottom of the water storage tank 20 is provided with a sewage pump 21, and the upper part of the water storage tank 20 is provided with a second liquid level detector 22. The sewage pump 21 is connected to and placed in The external sewage pipe network 23, the sewage pipe network 23 is connected with a water outlet 24, the top of the water storage tank 20 is provided with an ultra-high liquid level detector 25, and the upper end of the slag-water separation box is provided with a horizontal exhaust pipe 71, and the exhaust pipe 71 are respectively connected to the second pipeline 7, the upper end of the grease collection box 9, the fourth pipeline 19, the electromagnetic valve, the electromagnetic air flotation pump 11, the heating device 14, the temperature sensor 15, the first liquid level detector 16, the second liquid level detector The device 22, the sewage pump 21, and the ultra-high liquid level detector 25 are connected to the control cabinet through the PLC control system.

The bottom of the slag-water separation box 1 is in the shape of a cone 26 .

The grease collection box 9 is provided with an observation window 27 .

The bottom of the oil-water separation box 8 is provided with a sloping plate to form a conical bottom 28 .

Described sewage pump 21 is provided with two.

The electromagnetic air flotation pump 11 is fixed on the air pump fixing plate 29 .

The baffle plate 5 is an inclined L-shaped plate.

The heating device 14 is a heating tube, and the heating tube is U-shaped.

When the utility model is used,

The oily sewage enters the slag-water separation box 1 from the water inlet of the equipment. The slag-water separation box 1 is provided with a baffle 5, and the baffle 5 is provided with a through hole 6, which can effectively block the residue in the sewage from flowing into the oil-water separation box 8. The partition function of the plate 5 makes large pieces of residue gather and settle in the cone 26 at the bottom of the slag-water separation box 1, while the grease and sewage flow into the oil-water separation box 8, and between the slag-water separation box 1 and the slag storage box 4 pass through the second A pipeline 3 is connected, and a solenoid valve is installed on the first pipeline 3, and a timing automatic slag discharge can be realized through the control cabinet.

Grease and sewage entering the oil-water separation box 8, because oil is lighter than water, the sewage and grease will be automatically separated in the oil-water separation box 8, and the air flotation device electromagnetic air flotation pump 11 equipped with the equipment can be injected into the oil-water separation box 8 Micro-bubbles, the bubbles will form bubbles with the oil droplets during the floating process--oil droplet aggregates, and the aggregates will accelerate to float under the action of the buoyancy of the bubbles, thereby increasing the oil collection speed.

The separated grease gathers in the grease collection box 9 on the top of the oil-water separation box 8. The grease collection box 9 is designed with a heating device 14. The heating device 14 uses a temperature sensor 15 to automatically sense the temperature of the grease, and automatically heats through the temperature set by the control cabinet so that Grease is kept at a constant temperature and will not solidify due to low temperature. The grease collection box 9 is provided with an observation window 27, so that the state of floating oil and the height of the oil level can be visually checked. The top of the grease collection box 9 is provided with a first liquid level detector 16 , when the liquid level reaches a certain height, the detection signal opens the oil discharge solenoid valve through the control cabinet, and the grease is automatically discharged into the oil storage barrel 13.

During the oil-water separation process, a certain amount of sludge will be generated, and the sludge will automatically settle on the conical bottom 28 through the inclined plate collection structure at the bottom of the oil-water separation box 8. The sludge discharge pipe 17 is connected with a solenoid valve, and the control cabinet can open the sludge discharge valve at regular intervals. , the oil sludge can be automatically discharged into the oil sludge bucket 18 by means of hydraulic pressure.

The separated oil-free sewage will enter the water storage tank 20 through the water pipe.

Two sewage pumps 21 are installed in the water storage tank 20, and a second liquid level detector 22 is arranged on the upper part. When the second liquid level detector 22 reaches a certain height, the detection signal starts the sewage pump 21 through the control cabinet, and the sewage pump 21 quickly The sewage is quickly lifted and discharged into the sewage pipe network 23, and the control system can enable the two sewage pumps 21 to work alternately and serve as backups for each other.

The device is designed with an ultra-high liquid level detector 25, and when the liquid level reaches the ultra-high liquid level, the control system will automatically switch to the dual-pump simultaneous start mode.

The utility model has many advantages:

1. Appearance design: It adopts a box-type fully-sealed structure, which has no smell and smell, and has good environmental protection performance.

2. Equipment material: 304 and 306 stainless steel are used for the equipment box, pipeline, valve and control components, which have good anti-corrosion performance and long service life.

3. Slag removal device: use the principle of suspension sedimentation and barrier to separate large pieces of residue and scum from sewage. The residue is automatically discharged into the slag removal box by the PLC control solenoid valve at regular intervals. There is no need to open the box to remove the slag, and the discharge time can be set by yourself. Set, convenient and fast.

4. Oil-water separation: Reasonable and effective separation space provides sufficient separation time for oil-water separation, making oil-water separation more thorough.

5. Air flotation device: The air filling device of the electromagnetic air flotation pump can generate micro-bubbles in the oil-water separation tank, make the oil droplets form oil-gas micro-particles, increase the density difference with water, and improve the oil-water separation efficiency.

6. Heating device: The equipment is equipped with a heating system and a precision waterproof temperature-sensing element to achieve a constant temperature state in the oil-water separation box, so that the oil is always in a flow and constant state, and the separation effect will not be affected by the external environment temperature. The temperature setting is through the control cabinet. Make settings.

7. Oil collection device: The oil collection device is equipped with an oil level sensing system, which realizes automatic oil collection by controlling the solenoid valve through the control cabinet.

8. Sludge discharge system: The inclined plate structure is designed at the bottom of the oil tank separator to automatically accumulate sludge. The control cabinet can realize automatic sludge discharge at regular intervals by controlling the sludge discharge valve. The sludge can be automatically discharged into the sludge bucket, and the sludge discharge time can be set by yourself.

9. Observation window: It can directly observe the state of grease.

10. Control system: The whole system adopts PLC programming control, which is designed with functions such as alarm, SMS reminder, operation reminder, operation status simulation, etc., and can realize remote control.

Principle of work of the present utility model and work flow are summarized as:

Basic working principle: The principle of two-stage separation and micro-air flotation is adopted. The two-stage separation first removes slag and then separates grease, so that scum, oil, water and oil sludge can be initially separated. The principle of micro-air flotation makes fine suspended oil in water Beads and solid particles attach to the air bubbles to form bubble-oil drop aggregates, and the aggregates float up under the action of buoyancy, thereby further separating oil, water and sludge, making the separation more thorough.

The core components of the utility model are slag-water separation stainless steel water tank, oil-water separation stainless steel water tank, intelligent electrical control system, non-clogging impeller sewage pump, micro air flotation device, heating device, automatic collection pipeline system, liquid level signal acquisition, feedback facility.

The utility model can also have intelligent humanized configuration functions:

1. Ultra-high liquid level alarm function: When the system detects an ultra-high liquid level, the system automatically detects and recognizes this signal and sends out an alarm prompt and automatically starts the dual-pump operation mode.

2. Mobile phone monitoring function: use the mobile phone to monitor the operation of the equipment. When the system has a failure that cannot be automatically processed, the information will be automatically sent to 5 groups of mobile phone users, so that the operation management personnel can handle it in time. At the same time, the system will regularly send the operation information every day sent to the specified user's mobile phone.

3. Local centralized monitoring: It can be configured with a Chinese communication port or a LAN interface for users to realize data exchange.

4. Man-machine dialogue function: The system can be configured with a touch-type man-machine interface, which can be dynamically displayed to simplify the man-machine dialogue.

5. Remote monitoring, monitoring function, GPRS: remote data transmission function can be configured, and the real-time data of equipment operation can be transmitted to remote remote monitoring center or our company's centralized monitoring center in time, and the data can also be stored in the data center for consultation or conversion at any time Save in the format required by the user.

The utility model has an ingenious structure, and functions such as automatic slag discharge, automatic oil discharge, automatic oil removal, automatic temperature control, and automatic powerful drainage can be realized during the operation of the equipment. The equipment has the advantages of significant energy saving, low noise, less land occupation, and high reliability. , and focusing on automatic control, the entire system is controlled according to PLC to realize humanized automatic control.

Claims (8)

1. An automatic slag removal and strong discharge type oil-water separator, including a slag-water separation box (1), characterized in that the slag-water separation box (1) is provided with a water inlet (2), and the slag-water separation box (1) The slag storage box (4) is connected to the bottom through the first pipeline (3). The first pipeline (3) is provided with a solenoid valve, and the slag-water separation box (1) is equipped with an obliquely placed baffle (5). (5) is provided with a plurality of through holes (6), the lower part of the slag-water separation box (1) is connected to the oil-water separation box (8) through the second pipeline (7), and the upper part of the oil-water separation box (8) is provided with a grease collection box (9), the oil collection box (9) is inserted with an air flotation tube (10), the lower end of the air flotation tube (10) is placed at the bottom of the oil-water separation box (8), and the upper end of the air flotation tube (10) is placed An electromagnetic air flotation pump (11) is connected to the outside world. The grease collection box (9) is connected to the external oil storage tank (13) through the third pipeline (12). The third pipeline (12) is equipped with a solenoid valve. A heating device (14) is installed in the grease collection box (9), and the heating device (14) is connected with a temperature sensor (15). The top of the grease collection box (9) is provided with a first liquid level detector (16), and the oil-water separation The bottom of the tank (8) is connected to the external sludge tank (18) through the sludge discharge pipe (17), and the lower end of the oil-water separation tank (8) is connected to the external water storage tank (20) through the fourth pipeline (19). The bottom of the water storage tank (20) is provided with a sewage pump (21), the upper part of the water storage tank (20) is provided with a second liquid level detector (22), and the sewage pump (21) is connected to the external sewage pipe network (23) , the sewage pipe network (23) is connected with a water outlet (24), the top of the water storage tank (20) is provided with an ultra-high liquid level detector (25), and the upper end of the slag-water separation tank is provided with a horizontal exhaust pipe (71) , the exhaust pipe (71) is respectively connected to the second pipeline (7), the upper end of the grease collection box (9), the fourth pipeline (19), the electromagnetic valve, the electromagnetic air flotation pump (11), the heating device (14), the temperature The sensor (15), the first liquid level detector (16), the second liquid level detector (22), the sewage pump (21), and the super high liquid level detector (25) are connected to the control cabinet through the PLC control system. 2. The automatic slag removal and strong discharge type oil-water separator according to claim 1, characterized in that the bottom of the slag-water separation box (1) is cone-shaped (26). 3. The automatic slag removal and strong discharge type oil-water separator according to claim 1, characterized in that an observation window (27) is provided on the grease collection box (9). 4. The automatic slag removal and strong discharge type oil-water separator according to claim 1, characterized in that, the bottom of the oil-water separation box (8) is provided with a sloping plate to form a conical bottom (28). 5. The automatic slag removal and strong discharge type oil-water separator according to claim 1, characterized in that there are two sewage pumps (21). 6. The automatic slag removal and strong discharge type oil-water separator according to claim 1, characterized in that the electromagnetic air flotation pump (11) is fixed on the air pump fixing plate (29). 7. The automatic slag removal and strong discharge type oil-water separator according to claim 1, characterized in that, the baffle plate (5) is an inclined L-shaped plate. 8. The automatic slag removal and forced discharge type oil-water separator according to claim 1, characterized in that, the heating device (14) is a heating tube, and the heating tube is U-shaped.