CN219080560U - Sewage lifting device for preventing blockage during backwashing - Google Patents

Abstract

The utility model relates to the technical field of sewage treatment, in particular to a backwash anti-blocking sewage lifting device which comprises a water collecting tank, a submersible sewage pump, a backwash device, a water inlet pipe and a water outlet pipe, wherein the water outlet pipe is provided with a water outlet check valve, the water inlet tank is provided with a controller, the backwash device is provided with a water inlet area and a water outlet, a filter tank filter screen is arranged between the water inlet area and the water outlet, the water inlet area is communicated with a slag collector, a slag collecting tank, a slag settling port and a gate valve assembly are arranged in the slag collector, the lower end of the slag settling port is communicated with the upper end of the slag collecting tank, the upper end of the slag settling port is communicated with the lower end of the water inlet area, the slag collector also comprises a cleaning pipe and a slag discharging pipe, the cleaning pipe is provided with a cleaning valve, the slag discharging pipe is provided with a slag discharging valve, and the submersible sewage pump is electrically connected with the controller. The sewage lifting device can remove the blocks accumulated in the backwashing device, and effectively reduces the working pressure of the sewage treatment rear-end purification equipment.

Description

Sewage lifting device for preventing blockage during backwashing

Technical Field

The utility model relates to the technical field of sewage treatment, in particular to a backwash anti-blocking sewage lifting device.

Background

The sewage lifting device can also be called as a sewage lifting device, is a new product developed for changing various defects of the traditional water collecting well discharging mode, adopts an integrated sealing type design, is made of stainless steel, is concise and bright in appearance, and is more scientific and reasonable in internal structure. Thoroughly solves the problems of volatilization of peculiar smell, blockage of a water pump and cleaning of sediment in the traditional sewage well.

The existing sewage lifting equipment generally filters sewage through a backwash device at a water inlet end, so that the phenomenon that the water supply pump is blocked due to the fact that the blocks in the sewage enter a water collecting tank is avoided, a large number of blocks are accumulated in the backwash device, and when water is supplied, the accumulated blocks are taken away by the water supply pump after the sewage is discharged through the backwash device. However, such backwash devices only function to avoid the water pump, and the accumulated cake still enters the subsequent sewage purification device, increasing the operating pressure of the subsequent sewage purification device. Therefore, a sewage lifting device capable of effectively removing the accumulated blocks accumulated in the backwash device and effectively reducing the working pressure of the rear-end purification equipment is required in the market at present.

Disclosure of Invention

In order to overcome the defects and shortcomings in the prior art, the utility model aims to provide a backwash anti-blocking sewage lifting device which can remove the blocks accumulated in a backwash device and effectively reduce the working pressure of sewage treatment rear-end purification equipment.

The aim of the utility model is achieved by the following technical scheme: the utility model provides a sewage hoisting device that jam is prevented in back flush, includes the header tank, sets up the dive blowdown pump in the header tank, with the backwash ware of header tank feed end intercommunication, with backwash ware feed end intercommunication inlet tube, and with backwash ware feed end intercommunication drain pipe, the drain pipe is provided with out water check valve, the header tank is provided with the controller, the backwash ware is provided with water inlet region and outlet, the water outlet end of outlet with dive blowdown pump intercommunication, be provided with the rose box filter screen between water inlet region and the outlet, water inlet region intercommunication has the slag trap, be provided with collection slag pool, slag notch in the slag trap and be used for opening or closing the gate valve subassembly of slag notch, the lower extreme of slag notch and collection slag pool's upper end intercommunication, the upper end of slag notch with the lower extreme intercommunication of water inlet region, the slag trap still includes clean pipe and the slag pipe of collection slag pool bottom intercommunication, clean pipe is provided with clean valve, the slag pipe is provided with the slag tap valve, the blowdown pump is connected with the controller electricity.

The gate valve assembly comprises a gate arranged on one side of the slag hole, a gate slot arranged on the other side of the slag hole and a cylinder fixed in the slag collector, wherein the output end of the cylinder is fixedly connected with the gate, and the cylinder is electrically connected with the controller.

Wherein, the drain pipe is provided with a drain valve.

Wherein, the top of header tank is connected with the blast pipe.

The water inlet pipe is provided with a water inlet, the water inlet is sequentially connected with a water inlet pump and a water inlet valve, and the water inlet pump is electrically connected with the controller.

Wherein, be provided with the level gauge in the header tank, the level gauge with the controller electricity is connected.

The top of the water collecting tank is provided with a tank cover, and the tank cover is provided with a handle for opening or closing the water collecting tank.

The water collecting tank is arranged on the base.

The utility model has the beneficial effects that: in the use process of the utility model, sewage enters the backwash device from the water inlet pipe, the sewage passes through the filter box filter screen in the backwash device and enters the water collecting tank, the blocks in the sewage are blocked by the filter box filter screen to stay in the water inlet area in the backwash device, then the blocks staying in the water inlet area settle into the slag hole and fall into the slag collecting tank through the slag hole to be collected, when the blocks are collected and accumulated to a certain amount, the slag hole is closed by the gate valve component, the slag discharging valve and the cleaning valve are opened, the blocks in the slag collecting tank are cleaned after flowing through the slag discharging pipe, meanwhile, tap water is injected into the slag collecting tank by the cleaning pipe, the outflow of the blocks is accelerated, the slag discharging valve and the cleaning valve are closed when the blocks completely flow out, and then the gate valve component is opened. The utility model has the advantages of the bulk material accumulated in the backwashing device can be removed, and the working pressure of the sewage treatment rear-end purification equipment can be effectively reduced.

Drawings

Fig. 1 is a perspective view of the present utility model.

Fig. 2 is a rear view of the present utility model.

Fig. 3 is a schematic structural view of the present utility model.

FIG. 4 is a schematic view of the construction of the backwash and slag collector of the present utility model.

The reference numerals are: the water collecting tank 1, the submersible sewage pump 2, the backwash device 3, the water inlet pipe 4, the water inlet 5, the water outlet pipe 6, the water outlet valve 7, the water outlet check valve 8, the controller 9, the water inlet area 10, the water outlet 11, the filter tank filter screen 12, the slag collector 13, the slag collecting tank 14, the slag notch 15, the cleaning pipe 16, the slag discharging pipe 17, the cleaning valve 18, the slag discharging valve 19, the gate 20, the gate slot 21, the cylinder 22, the exhaust pipe 23, the liquid level meter 24, the tank cover 25, the handle 26 and the base 27.

Detailed Description

The present utility model is further described below with reference to examples and fig. 1-4, which are not intended to be limiting, for the purpose of facilitating understanding of those skilled in the art.

Referring to fig. 1-4, a backwash anti-blocking sewage lifting device comprises a water collecting tank 1, a submersible sewage pump 2 arranged in the water collecting tank 1, a backwash device 3 communicated with the water inlet end of the water collecting tank 1, a water inlet pipe 4 communicated with the water inlet end of the backwash device 3, and a water outlet pipe 6 communicated with the water inlet end of the backwash device 3, wherein the water outlet pipe 6 is provided with a water outlet check valve 8, the water collecting tank 1 is provided with a controller 9, the backwash device 3 is provided with a water inlet area 10 and a water outlet 11, the water outlet end of the water outlet 11 is communicated with the submersible sewage pump 2, a filter tank filter screen 12 is arranged between the water inlet area 10 and the water outlet 11, the water inlet area 10 is communicated with a slag collector 13, a slag collecting tank 14, a slag notch 15 and a gate valve assembly for opening or closing the slag notch 15 are arranged in the slag collector 13, the lower end of the slag notch 15 is communicated with the upper end of the slag collecting tank 14, the upper end of the slag notch 15 is communicated with the lower end of the water inlet area 10, the slag collector 13 further comprises a slag collector 14, a slag collector 16 and a cleaning pipe 17 is arranged between the slag collector 14 and the cleaning pipe 17, the cleaning pipe 17 is connected with the sewage pump 17.

The gate valve assembly comprises a gate 20 arranged on one side of the slag hole 15, a gate slot 21 arranged on the other side of the slag hole 15, and a cylinder 22 fixed in the slag collector 13, wherein the output end of the cylinder 22 is fixedly connected with the gate 20, and the cylinder 22 is electrically connected with the controller 9. Specifically, when the slag hole 15 needs to be opened, the output end of the air cylinder 22 contracts to drive the gate 20 to be separated from the gate slot 21 and away from the gate slot 21 until the slag hole 15 is completely opened, and otherwise, the slag hole 15 is closed.

In the practical application process of the embodiment, when the blocks collected in the slag collector 13 need to be discharged, the slag hole 15 is closed, and the slag hole 15 is opened for the rest of the time.

Wherein the drain pipe 6 is provided with a drain valve 7.

Wherein, the top of the water collection tank 1 is connected with an exhaust pipe 23.

Wherein, inlet tube 4 is provided with water inlet 5, and water inlet 5 has connected gradually intake pump and intake valve, and intake pump with controller 9 electricity is connected. Specifically, the water inlet valve is an electromagnetic valve.

Wherein, the water collection tank 1 is internally provided with a liquid level meter 24, and the liquid level meter 24 is electrically connected with the controller 9.

In the practical application process, when the liquid level meter 24 detects that the water level in the water collecting tank 1 is low and sewage needs to be reserved, the signal of the liquid level meter 24 is fed back to the controller 9, the controller 9 controls the water inlet valve to be opened and starts the water inlet pump to supply sewage into the backwash device 3, the sewage enters the water collecting tank 1 through the filter screen 12 of the filter tank to be stored, and the blocks in the water inlet area 10 of the backwash device 3 fall into the slag collecting tank 14 through the slag settling port 15 to be collected by the slag collector 13; when the liquid level meter 24 detects that the water level reaches the highest water level which can be accommodated in the water collecting tank 1, a feedback signal is sent to the controller 9, and the controller 9 controls the water inlet valve to close the water inlet pipe 4; when the sewage is required to be supplied, the drainage valve 7 is opened, the controller 9 starts the submersible sewage pump 2 to work, the sewage enters the drainage pipe 6 through the water outlet check valve 8, and even if the submersible sewage pump 2 stops working, the sewage in the drainage pipe 6 can not flow back.

Wherein the top of the water collection tank 1 is provided with a tank cover 25, and the tank cover 25 is provided with a handle 26 for opening or closing the water collection tank 1. The design of the tank cover 25 and the handle 26 facilitates the opening of the water tank 1 to inspect or clean the equipment in the water tank 1.

Wherein, still include base 27, header tank 1 sets up in base 27.

The above embodiments are preferred embodiments of the present utility model, and besides, the present utility model may be implemented in other ways, and any obvious substitution is within the scope of the present utility model without departing from the concept of the present utility model.

Claims (8)

1. The utility model provides a sewage hoisting device that jam is prevented in back flush, includes the header tank, sets up the dive dredge pump in the header tank, with the backwash ware of header tank inlet end intercommunication, with the inlet tube of backwash ware inlet end intercommunication and with the drain pipe of backwash ware inlet end intercommunication, the drain pipe is provided with out water check valve, the header tank is provided with controller, its characterized in that: the backwash device is provided with a water inlet area and a water outlet, the water outlet end of the water outlet is communicated with the submerged sewage pump, a filter tank filter screen is arranged between the water inlet area and the water outlet, the water inlet area is communicated with a slag collector, a slag collecting tank, a slag hole and a gate valve component for opening or closing the slag hole are arranged in the slag collector, the lower end of the slag hole is communicated with the upper end of the slag collecting tank, the upper end of the slag hole is communicated with the lower end of the water inlet area, the slag collector further comprises a cleaning pipe and a slag discharging pipe, the cleaning pipe is provided with a cleaning valve, the slag discharging pipe is provided with a slag discharging valve, and the submerged sewage pump is electrically connected with a controller.

2. The backwash anti-clogging sewage lifting device as recited in claim 1 wherein: the gate valve assembly comprises a gate arranged on one side of the slag hole, a gate slot arranged on the other side of the slag hole, and a cylinder fixed in the slag collector, wherein the output end of the cylinder is fixedly connected with the gate, and the cylinder is electrically connected with the controller.

3. The backwash anti-clogging sewage lifting device as recited in claim 1 wherein: the drain pipe is provided with a drain valve.

4. The backwash anti-clogging sewage lifting device as recited in claim 1 wherein: the top of the water collection tank is connected with an exhaust pipe.

5. The backwash anti-clogging sewage lifting device as recited in claim 1 wherein: the water inlet pipe is provided with a water inlet, the water inlet is sequentially connected with a water inlet pump and a water inlet valve, and the water inlet pump is electrically connected with the controller.

6. The backwash anti-clogging sewage lifting device as recited in claim 1 wherein: the water collecting tank is internally provided with a liquid level meter which is electrically connected with the controller.

7. The backwash anti-clogging sewage lifting device as recited in claim 1 wherein: the top of the water collection tank is provided with a tank cover, and the tank cover is provided with a handle for opening or closing the water collection tank.

8. The backwash anti-clogging sewage lifting device as recited in claim 1 wherein: still include the base, the header tank sets up in the base.

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