CN218028108U

CN218028108U - Regulation pond structure based on silo regulation is intake

Info

Publication number: CN218028108U
Application number: CN202222033618.0U
Authority: CN
Inventors: 陈斌; 朱洁; 赵国志; 朋四海; 卢光毅
Original assignee: Shanghai Urban Construction Design Research Institute Group Co Ltd
Current assignee: Shanghai Urban Construction Design Research Institute Group Co Ltd
Priority date: 2022-08-03
Filing date: 2022-08-03
Publication date: 2022-12-13
Anticipated expiration: 2032-08-03

Abstract

The utility model discloses a regulation pond structure based on shaft regulation influent water; the pool body sequentially comprises a water collecting pit, a conical spiral flushing flow passage and a spiral stepped flow passage from the bottom to the top; the conical spiral flushing flow passage comprises a smooth flow passage in a spiral structure; the spiral stepped flow passage comprises a stepped flow passage in a spiral structure; one end of the spiral stepped flow passage is provided with a water inlet pipe; a lifting pump, a water outlet pipe and a water return pipe are arranged in the water collecting pit; the lift pump pumps water in the water collecting pit to the upper gate well of the pool body through the water outlet pipe; the gate or valve in the upper gate well controls the water to be delivered to the end of the spiral stepped flow passage provided with the water inlet pipe through the water return pipe. When in washing, the water in the water collecting pit is lifted and then is connected to the upper end of the spiral stepped flow passage for circular washing. The utility model discloses can realize washing the circulation of runner, the cascaded runner of spiral can play the effect of drop energy dissipation on the one hand, and on the other hand can regard as personnel's maintenance and escape way.

Description

Regulation pond structure based on shaft regulation is intake

Technical Field

The utility model relates to a regulation pond builds technical field, in particular to regulation pond structure based on shaft regulation is intake.

Background

The regulation pond is one kind can keep in the peak flow of rainwater runoff in, treat after the maximum flow descends and discharge rainwater slowly from the regulation pond again, can avoid the rainwater flood peak, realizes rainwater cyclic utilization, can avoid the pollution of initial stage rainwater to bearing the water again, can also play an important infrastructure of positive effect to the drainage scheduling between the drainage region.

In the prior art, the common used gate type hydraulic flushing system and hydraulic ejector of the flushing equipment in the storage tank are arranged at the bottom of the storage tank and are positioned underwater, and the equipment is easy to wear.

Wherein, the hydraulic ejector needs to build a flushing water storage room and is externally connected with a water source, occupies a certain external space and has certain requirements on water quality.

Although the door type hydraulic flushing system does not need external water supply, the flushing door is easy to be blocked by impurities in water, the water quantity in the water storage pool is limited, and the flushing effect is general.

And because the initial stage rainwater regulation pond in the urban area is usually deep, consequently the overhaul of the equipments to the bottom of the pool is comparatively difficult, and has certain risk.

Therefore, how to solve the problem of internal flushing of the storage tank becomes a technical problem which needs to be solved urgently by the technical personnel in the field.

SUMMERY OF THE UTILITY MODEL

In view of the above-mentioned defect of prior art, the utility model provides a regulation pond structure based on the shaft regulation is intake, and the inside problem of washing of regulation pond is solved to the purpose of realization, realizes washing the circulation of runner.

In order to achieve the purpose, the utility model discloses a regulating and storing tank structure based on the regulation and storage of water in a vertical shaft, which comprises a tank body which extends vertically and is provided with an opening at the upper end;

the tank body sequentially comprises a water collecting pit, a conical spiral flushing flow passage and a spiral stepped flow passage from bottom to top;

the conical spiral flushing flow passage comprises a head-removed conical side wall with the lower end inner diameter smaller than the upper end inner diameter and a smooth flow passage which is arranged on the head-removed conical side wall and surrounds a central shaft to form a spiral structure;

the spiral stepped flow passage comprises a tubular side wall which is vertically arranged and a stepped flow passage which is in a spiral structure along the tubular side wall and surrounds a central shaft;

one end of the spiral stepped flow passage, which is positioned at the opening above the tank body, is provided with a water inlet pipe, and the other end of the spiral stepped flow passage, which is positioned at the bottom of the tank body, is sequentially connected with the conical spiral flushing flow passage and the water collecting pit;

a washing return pipeline comprising a lifting pump, a water outlet pipe and a water return pipe is arranged in the water collecting pit;

the lifting pump pumps water in the water collecting pit to the upper end gate well of the tank body through the water outlet pipe;

the upper end of outlet pipe is passed through gate or valve control in the upper end gate well, with water pass through the wet return is loopbacked water extremely the cascaded runner of spiral is equipped with the one end of inlet tube.

Preferably, the cross section of the tank body is rectangular or circular.

Preferably, the spiral stepped flow channel is a single spiral flow channel or a double spiral flow channel.

Preferably, an upper end gate well is arranged between the water outlet pipe and the water return pipe, and a vent pipe connected with a sewage pipe network is arranged on the upper end gate well;

and the upper gate well is switched by the switch of the gate or the valve inside and is used for switching the connection between the water outlet pipe and the water return pipe or the emptying pipe.

The utility model has the advantages that:

the utility model discloses can realize washing the circulation of runner to replace traditional flushing apparatus, the toper spiral washes the runner and can play the effect of drop energy dissipation on the one hand with the cascaded runner of spiral, and on the other hand can also regard as personnel's maintenance and escape way.

The utility model discloses a toper spiral washes the sparge water velocity of flow that the runner can be best and washes to obtain the best washing effect, prevent the sediment deposit in the runner.

The conception, the specific structure and the technical effects of the present invention will be further described with reference to the accompanying drawings, so as to fully understand the objects, the features and the effects of the present invention.

Drawings

Fig. 1 shows a schematic longitudinal sectional structure according to an embodiment of the present invention.

Fig. 2 shows a schematic cross-sectional structure diagram of an embodiment of the present invention.

Fig. 3 shows a schematic three-dimensional structure diagram of an embodiment of the present invention.

Detailed Description

Examples

As shown in fig. 1 to 3, the regulation and storage tank structure for regulating and storing water based on the vertical shaft comprises a tank body which extends vertically and is provided with an opening at the upper end.

The pool body sequentially comprises a sump 1, a conical spiral flushing flow passage 2 and a spiral stepped flow passage 3 from the bottom to the top;

the conical spiral flushing flow passage 2 comprises a head-removed conical side wall with the lower end inner diameter smaller than the upper end inner diameter and a smooth flow passage which is arranged on the head-removed conical side wall and surrounds the central shaft to form a spiral structure;

the spiral stepped flow passage 3 comprises a tubular side wall which is vertically arranged and a stepped flow passage which is in a spiral structure along the tubular side wall and surrounds a central shaft;

a water inlet pipe 4 is arranged at one end of the spiral stepped flow passage 3 positioned at the opening above the tank body, and the other end positioned at the bottom of the tank body is sequentially connected with the conical spiral flushing flow passage 2 and the water collecting pit 1;

a washing return pipeline comprising a lifting pump 5, a water outlet pipe 6 and a water return pipe 7 is arranged in the sump 1;

the lift pump 5 pumps water in the water collecting pit 1 to a gate well 8 at the upper end of the pool body through a water outlet pipe 6;

the upper end of the water outlet pipe 6 is controlled by a gate or a valve 9 in a gate well 8 at the upper end, and water is returned to one end of the spiral stepped flow passage 3 provided with the water inlet pipe 4 through the water return pipe 7.

In practical application, the spiral stepped flow channel 3 which is arranged on the side wall of the inner cavity and is coiled around the central shaft of the pool body can play the role of drop energy dissipation on one hand and can be used as an overhaul and escape channel for personnel on the other hand;

one end of the spiral stepped flow passage 3 is connected with a water inlet pipe 4 to be filled with water to be treated, and the water falls off the slope spirally through the spiral stepped flow passage 3 and then is discharged into a conical spiral flushing flow passage 2 at the bottom of the tank body and finally returns to the sump 1;

the spiral stepped flow channel 3 and the conical spiral flushing flow channel 2 are combined with the lifting of water in the water collecting pit 1 by the flushing return pipeline comprising the lifting pump 5, the water outlet pipe 6 and the water return pipe 7, so that the circular flushing of the spiral stepped flow channel 3 is realized to replace special flushing equipment in the prior art.

In certain embodiments, the cross-section of the cell body is rectangular or circular.

In some embodiments, the spiral stepped flow channel 3 and the conical spiral flushing flow channel 2 are both single spiral flow channels or double spiral flow channels.

In practical application, a single spiral flow channel or a double spiral flow channel is arranged according to the size of the storage tank, and water enters the sump 1 in a spiral slope falling mode.

In some embodiments, an upper gate well 8 is arranged between the water outlet pipe 6 and the water return pipe 7, and a vent pipe 10 connected with a sewage pipe network is arranged on the upper gate well 8;

the upper gate well 8 is switched by the switch of an internal gate or a valve 9 and is used for switching the connection between the water outlet pipe 6 and the water return pipe 7 or the emptying pipe 10.

The utility model also provides a flushing process method based on the regulating and storing tank structure of the vertical shaft regulating and storing water inlet, when the external water inlet input through the water inlet pipe 4 is stopped, the water quantity in the water collecting pit 1 is reduced to the design height, and the regulating and storing tank enters a flushing mode;

in a flushing mode, the water outlet pipe 6 and the water return pipe 7 are in a communicated state, water in the sump 1 is lifted by the lifting pump 5, the water outlet pipe 6 and the water return pipe 7 and then pumped back to the spiral stepped flow passage 3 and the conical spiral flushing flow passage 2, and the sump 1 of the spiral stepped flow passage 3 and the conical spiral flushing flow passage 2 is circularly and repeatedly flushed;

after the flushing is finished, the water outlet pipe 6 is disconnected from the water return pipe 7, and the water outlet pipe 6 is communicated with an external sewage pipe network to discharge water in the flushed sump 1 to the sewage pipe network.

In some embodiments, if the bottom of the tank body is seriously settled, before entering the flushing mode, the bottom of the tank body is firstly desilted by a small flushing vehicle or a cleaning robot which goes down to the bottom of the tank body through the spiral stepped flow passage 3 and the conical spiral flushing flow passage 2.

In some embodiments, the bottom sedimentation of the tank body is severe, which means that the bottom sedimentation of the tank body can block the lift pump 5, the water outlet pipe 6 or the water return pipe 7.

The foregoing has described in detail preferred embodiments of the present invention. It should be understood that numerous modifications and variations can be devised by those skilled in the art in light of the present teachings without departing from the inventive concepts. Therefore, the technical solutions that can be obtained by a person skilled in the art through logic analysis, reasoning or limited experiments based on the prior art according to the concepts of the present invention should be within the scope of protection defined by the claims.

Claims

1. The regulation and storage tank structure for regulating and storing inflow water based on the vertical shaft is characterized by comprising a tank body which extends vertically and is provided with an opening at the upper end;

the pool body sequentially comprises a water collecting pit (1), a conical spiral flushing runner (2) and a spiral stepped runner (3) from the bottom to the top;

the conical spiral flushing flow passage (2) comprises a head-removed conical side wall with the lower end inner diameter smaller than the upper end inner diameter and a smooth flow passage which is arranged on the head-removed conical side wall and surrounds the central shaft to form a spiral structure;

the spiral stepped flow channel (3) comprises a vertically arranged tubular side wall and a stepped flow channel which is in a spiral structure along the tubular side wall and surrounds a central shaft;

one end of the spiral stepped flow passage (3) positioned at the opening above the tank body is provided with a water inlet pipe (4), and the other end positioned at the bottom of the tank body is sequentially connected with the conical spiral flushing flow passage (2) and the sump (1);

a washing backflow pipeline comprising a lifting pump (5), a water outlet pipe (6) and a water return pipe (7) is arranged in the water collecting pit (1);

the lifting pump (5) pumps water in the water collecting pit (1) to an upper gate well (8) of the pool body through the water outlet pipe (6);

the upper end of the water outlet pipe (6) is controlled by a gate or a valve (9) in the upper end gate well (8), and water is returned to one end of the spiral stepped flow channel (3) where the water inlet pipe (4) is arranged through the water return pipe (7).

2. A vertical shaft based storage tank structure for regulating feed water according to claim 1, wherein the cross-section of the tank body is rectangular or circular.

3. A shaft-based storage tank construction for regulating feed water according to claim 1, characterized in that the spiral stepped flow channel (3) is a single spiral flow channel or a double spiral flow channel.

4. A regulation pool structure based on shaft regulation intake as claimed in claim 1, characterized in that an upper gate shaft (8) is provided between the outlet pipe (6) and the return pipe (7), and a blow-down pipe (10) connected to a sewage pipe network is provided on the upper gate shaft (8);

and the upper-end gate well (8) is switched by the switch of the gate or the valve (9) inside and is used for switching the connection between the water outlet pipe (6) and the water return pipe (7) or the emptying pipe (10).