CN211497157U - Rainwater pretreatment hydraulic particle separator - Google Patents

Abstract

The utility model relates to a rainwater preliminary treatment hydraulic particle separator. The separator include the water inlet, intake storage room, sedimentation tank, play water storage room and delivery port, the water inlet set up on the intake storage room, the intake storage in the bottom be equipped with the water pump and be connected to outside sewer pipe, intake storage room and sedimentation tank between be provided with preceding baffle, rainwater in the intake storage room flows in the sedimentation tank in baffle below in the past, the sedimentation tank bottom of the pool be equipped with the slope, the sedimentation tank in be provided with a plurality of swash plates, a plurality of swash plate tops be provided with a plurality of high pressure nozzle, high pressure nozzle connect outside inlet channel respectively, sedimentation tank and play water storage room between be provided with the backplate, rainwater in the sedimentation tank flows in the play water storage room from the backplate top, the delivery port setting on going out the water storage room. The utility model discloses simple structure, do benefit to the swash plate and go up dirt and drop, job stabilization, guarantee to deposit effect, long service life.

Description

Rainwater pretreatment hydraulic particle separator

Technical Field

The utility model relates to a solid particle separator especially relates to a rainwater preliminary treatment hydraulic particle separator.

Background

Research shows that most of rainwater pollution is caused by particulate matters, the removal rate of COD can reach more than 80% after the particulate matters are removed, and the hydraulic particle separator is a solid particle separator and is mainly used for treating large-flow rainwater or confluence sewage in a drainage main channel. The existing hydraulic particle separator utilizes inclined plate precipitation to precipitate particles in rainwater on the inclined plate, when the inflow water volume is small, the horizontal flow rate is small, the inclined plate is in a vertical state, the ascending flow rate is small, and the existing hydraulic particle separator has good precipitation removal capacity; when the flow is gradually increased, the horizontal flow velocity is gradually increased, and the inclined plate is gradually inclined to form inclined plate precipitation; when the flow rate becomes smaller again, the inclined plate can return to the vertical state, and particulate matters and dirt on the inclined plate fall off from the inclined plate and fall into the bottom of the sedimentation tank due to gravity, so that the problem that the dirt on the inclined plate can not fall off from the inclined plate sometimes, and the dirt on the inclined plate is too much to influence the effect of inclined plate sedimentation.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a solve above problem and provide a simple structure, do benefit to the swash plate and go up dirt and drop, job stabilization, guarantee to deposit effect, long service life's rainwater preliminary treatment hydraulic particle separator.

The technical scheme of the utility model is that: the utility model provides a rainwater preliminary treatment hydraulic particles separator, the separator include the water inlet, intake locker room, sedimentation tank, play water locker room and delivery port, the water inlet setting on intake locker room, intake locker room in the bottom be equipped with water pump connection to outside sewer pipe, intake locker room and sedimentation tank between be provided with preceding baffle, rainwater in the intake locker room flows in the sedimentation tank in baffle below in the past, the sedimentation tank bottom of the pool be equipped with the slope, the sedimentation tank in be provided with a plurality of swash plates, a plurality of swash plate tops be provided with a plurality of high pressure nozzle, high pressure nozzle connect outside inlet channel respectively, sedimentation tank and play water locker room between be provided with the backplate, rainwater in the sedimentation tank flows in the play water locker room from the backplate top, the delivery port setting on play water locker room.

Furthermore, a trash rack is arranged below the front baffle and at the outlet of the water inlet storage chamber.

Furthermore, the gradient of the bottom of the sedimentation tank is 2.1-2.15 degrees, and the bottom of the sedimentation tank gradually rises along the water flow advancing direction.

Further, a plurality of swash plates set up in the front between baffle and the backplate, the swash plate can rotate along with the rivers size, the inside cavity of backplate, the backplate in be equipped with high-pressure air pipe, high-pressure air pipe on be equipped with a plurality of air jet, air jet set up outside the backplate, the junction of air jet and backplate is equipped with waterproof sealing circle, the external high compression pump of high-pressure air pipe, air jet just to the swash plate lower half.

The utility model has the advantages that: a dirt blocking grid is arranged below the front baffle and at the outlet of the water inlet storage chamber, so that larger dirt in the rainwater is isolated outside the dirt blocking grid and in the water inlet storage chamber; the high-pressure spray heads wash the inclined plate to wash particulate matters and dirt on the inclined plate away from the surface of the inclined plate, so that the dirt on the surface of the inclined plate can be prevented from being accumulated to influence the precipitation efficiency; the bottom of the sedimentation tank is provided with a slope of 2.1-2.15 degrees, so that the height of the bottom of the sedimentation tank is slightly higher than that of the bottom of the water inlet storage chamber, and the flow rate of flushing water flow in the sedimentation tank can be increased when the high-pressure spray head flushes the inclined plate; the air nozzle carries out intermittent type formula vibration to the swash plate for the swash plate takes place intermittent type formula rotation, increases the rotational frequency of swash plate, is favorable to dropping of dirt on the swash plate, keeps the cleanliness of swash plate, improves the effect that the swash plate deposits.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic view of the structure in the cleaning state.

In the figure, 1 is a water inlet, 2 is a water inlet storage chamber, 3 is a sedimentation tank, 4 is a water outlet storage chamber, 5 is a water outlet, 6 is a water pump, 7 is an external sewage pipe, 8 is a front baffle, 9 is an inclined plate, 10 is a slope, 11 is a high-pressure spray head, 12 is a rear baffle, 13 is a trash rack, 14 is a high-pressure air pipeline, 15 is an air nozzle, and 16 is a high-pressure air pump.

Detailed Description

A rainwater pretreatment hydraulic particle separator comprises a water inlet 1, a water inlet storage chamber 2, a sedimentation tank 3, a water outlet storage chamber 4 and a water outlet 5, wherein the water inlet 1 is arranged on the water inlet storage chamber 2, a water pump 6 is arranged at the bottom in the water inlet storage chamber 4 and is connected to an external sewage pipe 7, a front baffle 8 is arranged between the water inlet storage chamber 4 and the sedimentation tank 3, rainwater in the water inlet storage chamber 2 flows into the sedimentation tank 3 from the lower part of the front baffle 8, the bottom of the sedimentation tank 3 is provided with a slope, a plurality of inclined plates 9 are arranged in the sedimentation tank 3, a plurality of high-pressure spray heads 11 are arranged above the plurality of inclined plates 9, the high-pressure spray heads 11 are respectively connected with an external water inlet pipeline, a rear baffle 12 is arranged between the sedimentation tank 3 and the water outlet storage chamber 4, rainwater in the sedimentation tank 3 flows into the water outlet storage chamber 4 from the upper part of, the water outlet 5 is arranged on the inside of the water outlet storage chamber 4.

And a trash rack 13 is arranged below the front baffle 8 and at the outlet of the water inlet storage chamber 4.

The gradient of the bottom of the sedimentation tank 3 is 2.1-2.15 degrees, and the bottom of the sedimentation tank 3 gradually rises along the water flow advancing direction.

A plurality of swash plates 9 set up in the front between baffle 8 and backplate 12, swash plate 9 can rotate along with the rivers size, backplate 12 inside cavity, backplate 12 in be equipped with highly-compressed air pipeline 14, highly-compressed air pipeline 14 on be equipped with a plurality of air jet 15, air jet 15 set up outside backplate 12, air jet 15 is equipped with waterproof sealing circle with backplate 12's junction, prevent that the interior rainwater of sedimentation tank 3 from flowing into backplate 12 in, the external high compression pump 16 of highly-compressed air pipeline 14, air jet 15 just to the swash plate 9 lower half.

The working process of the device is as follows: rainwater flows into the water inlet storage chamber 2 from the water inlet 1 arranged at the upper half part of the water inlet storage chamber 2 and flows into the sedimentation tank 3 through the lower part of the front baffle plate 8, the sewage blocking grating 13 is arranged at the outlet of the water inlet storage chamber 2 below the front baffle plate 8, larger sewage in the rainwater is isolated outside the sewage blocking grating 13 and in the water inlet storage chamber 2, the inclined plate 9 in the sedimentation tank 3 is rotatable, when the water level in the sedimentation tank 3 is lower and the horizontal flow rate is lower, the inclined plate 9 is a vertical device, and at the moment, the inclined plate 9 has better sedimentation removal capacity; when the flow of inlet water is gradually increased and the horizontal flow rate is gradually increased, rainwater flows from the lower part of the inclined plate 9 to the upper part of the inclined plate 9, the inclined plate 9 is gradually inclined to form inclined plate 9 precipitation, the rainwater is precipitated by the inclined plate 9 and then flows horizontally into the outlet storage chamber 4 from the upper part of the rear baffle plate 12, the water outlet 5 is arranged at the upper half part of the outlet storage chamber 4, and the precipitated rainwater is discharged from the water outlet 5;

when the rainwater does not flow into the water inlet 1 any more, the inclined angle of the inclined plate 9 is gradually reduced and the water returns to a vertical state, at the moment, the water pump 6 can be opened to discharge the water in the device into the external sewage pipe 7, after all the water in the device is discharged, the high-pressure spray heads 11 above the inclined plate 9 can be opened to wash the inclined plate 9, as the high-pressure spray heads 11 are obliquely arranged above the inclined plate 9 and form a certain angle with the inclined plate 9, a better washing angle is realized, particulate matters and dirt on the inclined plate 9 are washed away from the surface of the inclined plate 9, the dirt accumulation on the surface of the inclined plate 9 can be prevented, the sedimentation efficiency is influenced, as the bottom of the sedimentation tank 3 is provided with a slope of 2.1-2.15 degrees, the height of the bottom of the sedimentation tank 3 is slightly higher than that of the bottom of the water inlet storage chamber 2, and thus, when the inclined plate 9 is washed by the high-, the flow velocity of the flushing water flow in the sedimentation tank 3 can be increased, particulate matters and dirt existing at the bottom of the sedimentation tank 3 are effectively flushed into the water inlet storage chamber 2, and then the flushing water containing the particulate matters and the dirt is discharged out of the device by the water pump 6;

when washing the operation, can also utilize air jet 15 to carry out intermittent type formula vibration to swash plate 9, make swash plate 9 take place intermittent type's rotation, utilize high-pressure air pump 16 to wash into high-pressure air pipe 14 in, spout by air jet 15 again, because air jet 15 is just to the lower half of swash plate 9, be favorable to the rotation of swash plate 9 like this, because air jet 15 is intermittent type nature gas injection, can increase the rotational frequency of swash plate 9 like this, be favorable to going up the drop of dirt on swash plate 9, keep the cleanliness of swash plate 9, the effect that improves swash plate 9 and deposit.

Claims (4)

1. The utility model provides a rainwater preliminary treatment hydraulic particle separator which characterized in that: the separator include the water inlet, intake storage room, sedimentation tank, play water storage room and delivery port, the water inlet set up on the intake storage room, the intake storage room in the bottom be equipped with the water pump and be connected to outside sewage pipe, intake storage room and sedimentation tank between be provided with preceding baffle, rainwater in the intake storage room flows in the sedimentation tank in baffle below in the past, the sedimentation tank bottom of the pool be equipped with the slope, the sedimentation tank in be provided with a plurality of swash plates, a plurality of swash plate tops be provided with a plurality of high pressure nozzle, high pressure nozzle connect outside inlet channel respectively, sedimentation tank and play water storage room between be provided with the backplate, rainwater in the sedimentation tank flows in the play water storage room from the backplate top, the delivery port setting on going out the water storage room.

2. A rainwater pretreatment hydraulic particle separator according to claim 1, wherein: and a dirt blocking grid is arranged below the front baffle and at the outlet of the water inlet storage chamber.

3. A rainwater pretreatment hydraulic particle separator according to claim 1, wherein: the gradient of the bottom of the sedimentation tank is 2.1-2.15 degrees, and the bottom of the sedimentation tank gradually rises along the water flow advancing direction.

4. A rainwater pretreatment hydraulic particle separator according to claim 1, wherein: the utility model discloses a water jet type air purifier, including backplate, swash plate, backplate, air nozzle, backplate, a plurality of swash plates set up between preceding baffle and backplate, the swash plate can rotate along with the rivers size, the inside cavity of backplate, the backplate in be equipped with high-pressure air pipeline, high-pressure air pipeline on be equipped with a plurality of air jet, air jet set up outside the backplate, the junction of air jet and backplate is equipped with waterproof sealing circle, the external high compression pump of high-pressure air pipeline, air jet just to the swash plate lower half.

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