Full-automatic blowdown vertical flow type solid-liquid separator
Technical Field
The utility model relates to the technical field of aquaculture circulating water or tail water treatment, in particular to a full-automatic sewage vertical flow type solid-liquid separator.
Background
It is very important how to separate and collect the residual bait and feces of fish and shrimp in the aquaculture system. When the cultivation enterprises produce, some scum (such as plastic bags, fiber ropes, plastic bottles, suspended residual baits, fish manures, dead cultivation bodies and the like) is often brought into the water, although the front end of the micro-filter is provided with a grid, the grid has lower interception rate on some small floaters, the floaters still flow to the micro-filter, and serious influence is caused on the operation of the micro-filter (such as high liquid level alarm shutdown). At the same time, a large amount of residual baits and fish manure also aggravate the load of the micro-filter and the subsequent processing system.
The utility model discloses a cultivation tail water purifying device, which is named 202222238622.0 and comprises a plurality of tail water sedimentation tanks, a flow rate device, a primary sedimentation unit, a purifying unit, a strengthening unit and a plurality of control switches, wherein the tail water sedimentation tanks are used for placing tail water with different pollution concentration loads, the flow rate device is connected with water outlet ends of the tail water sedimentation tanks and used for controlling water conservancy residence time, the water inlet end of the primary sedimentation unit is connected with the water outlet end of the flow rate device, the water inlet end of the purifying unit is connected with the water outlet end of the primary sedimentation unit, the water inlet end of the strengthening unit is connected with the water outlet end of the purifying unit, and the control switches are positioned at the water outlet ends of the tail water sedimentation tanks, the primary sedimentation unit and the purifying unit and used for selecting pollution concentration loads of the tail water flowing into the flow rate device and controlling the proportion of the primary sedimentation unit, the purifying unit and the strengthening unit. However, the technical scheme cannot effectively treat the scum in the culture tail water by adopting a precipitation mode.
Disclosure of utility model
The utility model aims to provide a full-automatic sewage vertical flow type solid-liquid separator.
According to one aspect of the utility model, a full-automatic sewage vertical flow type solid-liquid separator is provided, and comprises a main body cylinder, a water collecting tank, a tooth-shaped weir, a slag collecting tank, a water inlet pipe, a water outlet pipe and a slag discharging pipe, wherein a central pipe is arranged in the main body cylinder, one end of the water inlet pipe penetrates through the side wall of the main body cylinder and is communicated with the central pipe, the water collecting tank is arranged on the inner side of the top end of the main body cylinder, the tooth-shaped weir is arranged on the inner side of the water collecting tank, the slag collecting tank is arranged between the tooth-shaped weir and the central pipe, the bottom of the water collecting tank is communicated with the water outlet pipe, and the slag discharging pipe is communicated with the bottom of the slag collecting tank.
In some embodiments, the water collection tank, the tooth-shaped weir and the slag collection tank are concentric rings and all take the central pipe as the center of a circle.
In some embodiments, the central pipe is positioned at the inner side of the slag collecting groove, the top end of the central pipe is communicated with the slag collecting groove, the bottom of the slag collecting groove is provided with a slag discharging hole, and the slag discharging hole is communicated with one end of the slag discharging pipe.
In some embodiments, the height of the outer side wall of the water collection trough is higher than the height of the outer side wall of the toothed weir, and the bottom of the water collection trough is provided with a drain hole which is communicated with one end of the drain pipe.
In some embodiments, the utility model further comprises a mud pipe, the main body cylinder is provided with a dirt collecting region, and one end of the mud pipe is communicated with the bottom of the dirt collecting region.
In some embodiments, the utility model further comprises a grating and a reflective plate, the reflective plate being connected to the bottom of the center tube by the grating.
In some embodiments, the toothed weir is a height adjustable toothed weir.
In some embodiments, the utility model further comprises an intelligent control cabinet, a drain valve, a mud valve and a slag discharge valve, wherein the intelligent control cabinet comprises a PLC control unit, a man-machine interface and an audible and visual alarm, and the PLC control unit is electrically connected with the man-machine interface, the drain valve, the mud valve, the slag discharge valve and the audible and visual alarm.
In some embodiments, the drain valve is mounted at the other end of the drain pipe, the sludge discharge valve is mounted at the other end of the sludge discharge pipe, and the sludge discharge valve is mounted at the other end of the sludge discharge pipe.
In some embodiments, the drain valve, mud valve, and slag valve are electrically operated valves or solenoid valves.
The utility model has the beneficial effects that through arranging the slag collecting groove, the tooth-shaped weir, the water collecting groove and the intelligent control cabinet, full-automatic pollution discharge can be realized, sinking residue impurities are removed, the load of subsequent treatment equipment and the labor intensity of operators are reduced, floating matters in tail water can be removed, and the influence of scum garbage on the subsequent equipment is reduced.
Drawings
FIG. 1 is a schematic diagram of a fully automatic blowdown vertical flow type solid-liquid separator of the present utility model.
FIG. 2 is a top view of a fully automatic blowdown vertical flow solid-liquid separator of the utility model.
Detailed Description
The present utility model will be described in further detail with reference to examples.
Referring to fig. 1 and 2, the utility model provides a full-automatic sewage vertical flow type solid-liquid separator, which comprises a main body cylinder 1, a water collecting tank 2, a tooth-shaped weir 3, a slag collecting tank 4, a water inlet pipe 5, a water outlet pipe 6, a slag discharging pipe 7, a mud discharging pipe 8, a grid 9, a reflecting plate 10, an intelligent control cabinet 11, a water outlet valve 12, a mud discharging valve 13 and a slag discharging valve 14.
A central tube 15 and a dirt collecting area 16 are arranged in the main body cylinder 1. The water collecting tank 2 is arranged on the inner side of the top end of the main body barrel 1, the tooth-shaped weir 3 is arranged on the inner side of the water collecting tank 2, the slag collecting tank 4 is arranged on the inner side of the tooth-shaped weir 3, and the central pipe 15 is arranged on the inner side of the slag collecting tank 4. The height of the outer side wall of the water collection trough 2 is higher than the height of the outer side wall of the toothed weir 3. The toothed weir 3 is a height-adjustable toothed weir. The water collecting tank 2, the tooth-shaped weir 3 and the slag collecting tank 4 are concentric rings and all take the central pipe 15 as the center of a circle.
The bottom of the water collecting tank 2 is provided with a drain hole 21, one end of the drain pipe 6 is communicated with the drain hole 21, and the other end of the drain pipe 6 penetrates through the side wall of the main body cylinder to be communicated with the drain valve 12.
The slag collecting groove 4 is arranged between the tooth-shaped weir 3 and the central tube 15, and the bottom of the slag collecting groove is provided with a slag discharging hole 41. One end of the slag discharging pipe 7 is communicated with the slag discharging hole 41, and the other end passes through the side wall of the main body cylinder to be communicated with the slag discharging valve. The central tube 15 is positioned at the inner side of the slag collecting groove 4, the top end of the central tube is communicated with the slag collecting groove 4, and the bottom of the central tube is connected with the reflecting plate 10 through the grid 9. One end of the water inlet pipe 5 passes through the side wall of the main body cylinder 1 and communicates with the central pipe 15. One end of the sludge discharge pipe 8 is communicated with the bottom of the sewage collecting area 16, and a sludge discharge valve 13 is arranged at the other end of the sludge discharge pipe 8. When manual control is adopted, the drain valve 12, the mud valve 13 and the slag discharging valve 14 are manual valves.
When automatic control is adopted, the intelligent control cabinet 11 comprises a PLC control unit, a man-machine interface and an audible and visual alarm. The PLC control unit is electrically connected with the man-machine interface, the drain valve 12, the mud valve 13, the slag discharging valve 14 and the audible and visual alarm. The drain valve 12, the mud valve 13 and the slag discharging valve 14 are electric valves or electromagnetic valves.
When in use, the utility model is arranged between a drain pipe of a culture pond and a micro-filter or a protein separator, and has three operation states, namely a drainage state, a drain state and a slag discharge state:
(1) In the drainage state, the sludge discharge valve 13 and the slag discharge valve 14 are closed through the intelligent control cabinet 11, the drainage valve 12 is opened, and the wastewater is automatically discharged;
(2) The mud discharging state is that the mud discharging valve 13 is opened through the intelligent control cabinet 11 to complete mud discharging, the mud discharging time is set according to the working procedure, after the mud discharging is finished, the mud discharging valve 13 is closed through the intelligent control cabinet 11 to complete mud discharging, when the mud discharging is performed manually, the mud discharging valve 13 is opened manually, and after the mud discharging is finished, the mud discharging valve 13 is closed;
(3) The deslagging state is that the deslagging valve 14 is opened firstly through the intelligent control cabinet 11, and then the deslagging valve 14 is closed to finish deslagging. The deslagging time is set according to the working procedure. When the slag is discharged, the water discharge valve 14 is manually opened, the water discharge valve 12 is firstly opened after the slag is discharged, and then the slag discharge valve 14 is closed to switch to a normal water discharge mode.
The foregoing is merely illustrative of some embodiments of the utility model, and it will be apparent to those skilled in the art that various modifications and improvements can be made without departing from the inventive concept.