CN202324058U - Double-layered pump and gate layout structure - Google Patents

Abstract

The double-layer pump gate layout structure disclosed by the utility model includes a concrete structure in which the pump station body and the sluice chamber are combined into one. The pump station body, the pump station front pool, and the outlet pool are arranged in the concrete structure. The station body is equipped with a self-flow channel for the station body and a water pump, and the self-flow channel for the station body passes through the water pump; a gate for the water inlet flow channel of the pump station is set at the entrance of the self-flow channel for the station body, and a gate for opening the pump and stopping the pump is set at the exit Gate; a sluice hole for building a sluice chamber is set under the artesian channel of the station body, a sluice forebay shared with the pump station forebay is set outside the entrance of the sluice culvert hole, and a sluice forebay is set outside the sluice culvert hole A stilling pool shared by pools, and a culvert gate is arranged in front of the exit of the culvert hole. The utility model is particularly suitable for situations where the width of pumps, gate hubs, and water inlet and outlet channels is limited, such as central urban areas, river (river) heart power lifting and artesian combined water intake.

Description

Double-layer pump gate layout structure

technical field

The utility model relates to the technical field of water conservancy engineering, in particular to a close arrangement of pumping stations and sluices, in particular to a double-layer pump and sluice layout structure, which is especially suitable for pumps, sluice hub sites and water inlet and outlet canals Situations with limited width, such as water intake in central urban areas, river (river) heart power lift and artesian flow. the

Background technique

Pumping stations and sluices are commonly used hydraulic structures in hydraulic engineering. The two are often arranged together to meet the needs of power lifting or artesian drainage of the same water body. The arrangement of the two together includes an independent arrangement in which the standing body and the gate body are separated, and a side-by-side combined arrangement in which the standing body and the gate body are connected. The side-by-side combination arrangement also includes a one-sided arrangement in which the pump station and the sluice are concentrated on one side, and a plane combination method in which the pump station is in the middle and the sluices are arranged on both sides, or the sluice is in the middle and the pump stations are arranged on both sides of the symmetrical arrangement. Compared with the separate and independent arrangement of pumps and gates, the side-by-side combination arrangement of plane combination has a compact structure and occupies less land. Side-by-side arrangement is still difficult to meet the requirements. The utility model proposes a solution aiming at the situation that the field or the water in and out of the diversion channel (pipe) are extremely restricted. the

Utility model content

The technical problem to be solved by the utility model is to provide a combination of the conventional pump station body and the sluice sluice chamber for the shortcomings of the existing side-by-side combination arrangement of the station body and the sluice body, and the station body The sluice flow channel (culvert) is arranged from the entrance of the flow channel to the bottom of the flow channel outlet. The forebay and outlet pool of the pumping station are shared with the forebay and stilling basin of the sluice, forming a vertically combined double-layer pump gate at the station (gate) body Lay out the structure. the

The technical problem to be solved by the utility model can be realized through the following technical solutions:

The double-layer pump gate layout structure includes a concrete structure in which the pump station body and the sluice chamber are combined into one. The pump station body, the pump station front pool, and the outlet pool are arranged in the concrete structure. The station body is provided with a station body flow channel, wherein the pump station forebay is set on the front side of the station body flow channel inlet, and the outlet pool is set on the back side of the station body flow channel outlet, and a water pump is installed in the pump station body , the self-flow channel of the station body passes through the water pump; the inlet of the station body self-flow channel is provided with a gate for the water inlet flow channel of the pump station, and the outlet of the station body self-flow channel is provided with a pump-on working gate and a pump-stop working gate, and the pump stops working The gate is located behind the pump working gate; it is characterized in that a gate culvert hole for constructing a lock chamber is provided under the self-flow channel of the station body, and a gate shared with the forebay of the pumping station is provided outside the entrance of the gate culvert hole. For the sluice front pool, a stilling pool shared with the outlet pool is arranged outside the outlet of the culvert hole, and a culvert gate is arranged in front of the outlet of the sluice culvert hole. the

In a preferred embodiment of the present invention, a trash rack is arranged on the front side of the station body from the inlet of the flow channel, and the inlet of the gate culvert is arranged in front of the trash rack. the

In a preferred embodiment of the present invention, the outlet of the gate culvert hole is arranged behind the pump stop working gate. the

In a preferred embodiment of the present utility model, the width of the gate culvert hole is not greater than the net width of the water pump inlet channel in the self-flow channel of the station body, and the net height of the gate culvert hole is determined by the diversion and drainage section requirements of the self-flow channel of the station body . the

In a preferred embodiment of the present utility model, several water pump units are arranged in the concrete structure, and each water pump is provided with a station body flow channel; a pump station is provided at the entrance of each water pump flow channel Inlet channel gate, at the outlet of each water pump channel, there are pump-on working gate and pump-stop working gate, the pump-stop working gate is located behind the pump-on working gate; the partition walls on both sides of each pumping station are facing extending down into the gate culvert hole, separating the gate culvert hole into gate culvert sub-holes equivalent to the number of water pumps; the width of the gate culvert sub-holes is not greater than the net width of the water pump inlet channel in the corresponding station body self-flow channel, The net height of the gate and culvert openings is determined by the diversion and drainage section requirements of the corresponding station body self-flow channel; a culvert gate is set in front of the exit of each gate and culvert hole. the

When the structure needs to be stressed, a partition wall or pier can be set in each sluice culvert opening. the

Due to the adoption of the above structure, compared with the prior art, the excavation depth of the foundation pit is deepened, but the enclosure range of the foundation pit is reduced. Therefore, it is especially suitable for the situation where the width of pumps, gate hubs and water inlet and outlet channels is limited. , such as central urban areas, river (river) heart power promotion and artesian combination of water intake. the

Description of drawings

Fig. 1 is a schematic diagram of the flow path of the double-layer pump gate arrangement structure of the present invention when the water pump lifts water. the

Fig. 2 is a schematic diagram of the flow path of the double-layer pump gate arrangement structure of the present invention when the gate culvert passes through the water. the

Detailed ways

In order to make the technical means, creative features, goals and effects achieved by the utility model easy to understand, the utility model will be further elaborated below in conjunction with specific illustrations. the

Referring to Fig. 1 and Fig. 2, the double-layer pump gate layout structure shown in the figure includes a concrete structure 100 in which the pump station body and the sluice chamber are combined into one, and several water pump units 110 are arranged in the concrete structure 100 , the front pool 120 of the pumping station, the outlet pool 130, each pumping station body 110 is provided with a station body flow channel 140, and a water pump 150 is installed, and each station body flow channel 140 passes through the corresponding water pump 150. the

The forebay 120 of the pumping station is arranged on the front side of all the inlets 141 of the runners 140 of the station body, and the water outlet pool 130 is arranged on the rear side of the outlet 142 of the runners 140 of the station body. the

At the entrance 141 of the flow channel 140 of each station, a pump station inlet flow gate 160 is provided, and the outlet 142 is provided with a pump opening working gate 170 and a pump stopping working gate 180, and the pump stopping working gate 180 is located at the pump opening working gate 170. Afterwards; the partition walls on both sides of each pump station body 110 extend downwards into the gate culvert, and the gate culvert is divided into gate culvert sub-holes 200 equivalent to the number of water pumps 150; the width of the gate culvert sub-holes 200 is not greater than the corresponding The net width of the water pump inlet flow channel 143 in the station body flow channel 140 and the net height of the gate culvert sub-hole 200 are determined by the drainage section requirements of the corresponding station body flow channel 140. the

The entrance 210 of all gate culvert sub-holes 200 is provided with a sluice forebay shared with the pump station forebay 120 , and the outlet 220 of all gate culvert sub-holes 200 is provided with a stilling pool shared with the outlet pool 130 . the

A culvert gate 230 is provided in front of the outlet 220 of each culvert sub-hole 200 . The outlet 220 of each culvert sub-hole 200 is arranged behind the pump stop working gate 180 . the

A trash rack 300 is arranged on the front side of the inlet 141 of the runner 140 of the standing body, and the inlet 210 of the gate culvert sub-hole 200 is arranged before the trash rack 300 . the

When the structure needs to be stressed, a partition wall or a pier can be set in each gate culvert sub-hole 200 . the

The working method of the present utility model is: referring to Fig. 1, when the water level of the front pool 120 of the pumping station is lower than the water level of the outlet pool 130, at this moment, the culvert gate 230 is closed, and the pump work gate 170 and the pump stop work gate 180 are started, And start the water pump 150 to lift water, under the effect of the water pump 150, the water in the forebay 120 of the pumping station flows from the inlet 141 of the flow channel 110 to the outlet 142, and then flows into the outlet pool 130. the

Referring to Fig. 2, when the water level of the forebay 120 of the pumping station was higher than the water level of the outlet pond 130, the water pump 150 was closed, the pump working gate 170 and the pump stopping working gate 180 were opened, the culvert gate 230 was opened, and the water in the forebay 120 of the pumping station was The inlet 210 of each gate culvert sub-hole 200 flows to the outlet 220 , and then flows into the outlet pool 130 . the

The basic principles, main features and advantages of the present utility model have been shown and described above. Those skilled in the industry should understand that the utility model is not limited by the above-mentioned embodiments. The above-mentioned embodiments and descriptions only illustrate the principle of the utility model. The utility model does not depart from the spirit and scope of the utility model There will also be various changes and improvements, and these changes and improvements all fall within the scope of the claimed utility model. The scope of protection required by the utility model is defined by the appended claims and their equivalents. the

Claims (5)

1. double-deck pump lock arrangement; Comprise the concrete structure that pumping plant station body and sluice lock chamber unite two into one, in said concrete structure, be provided with pumping plant station body, pumping plant forebay, discharge bay, in the body of said pumping plant station, be provided with the station body from runner; Wherein said pumping plant forebay is arranged on the front side of station body from the runner import; Discharge bay is arranged on the rear side of station body gravity flow road outlet, in the body of said pumping plant station, water pump is installed, and said station body runner passes through water pump; The import department of body runner is provided with pumping plant water inlet flow channel gate at the station, and the exit of body runner is provided with turn on pump Service gate and termination of pumping Service gate at the station, and the termination of pumping Service gate is positioned at after the turn on pump Service gate; It is characterized in that; Below the body runner of said station, be provided with the lock that makes up lock chamber and contain the hole; The import that said lock is contained the hole is outside equipped with the sluice forebay shared with said pumping plant forebay; The outlet of containing the hole at lock is outside equipped with the absorption basin shared with said discharge bay, and is provided with the culverts and water gates door in the outlet the place ahead in lock culvert hole.

2. double-deck pump lock arrangement as claimed in claim 1 is characterized in that, is provided with trashrack in the front side of said station body runner import, and the import that said lock is contained the hole is arranged on before the said trashrack.

3. double-deck pump lock arrangement as claimed in claim 1 is characterized in that, the outlet that said lock is contained the hole is arranged on after the said termination of pumping Service gate.

4. double-deck pump lock arrangement as claimed in claim 1 is characterized in that, the width in said lock culvert hole is not more than the clear span of the water pump water inlet flow channel of station body in runner, and the clear height in lock culvert hole is confirmed from the ejectment water section demand of runner by the station body.

5. double-deck pump lock arrangement as claimed in claim 1; It is characterized in that; In said concrete structure, be provided with some water pump assemblies, the partition wall of each pump assembly both sides extends down into said lock and contains the hole, said lock is contained the hole be separated into the lock culvert branch hole suitable with water pump platform number; The width in lock culvert branch hole is not more than the clear span of the corresponding water pump water inlet flow channel of station body in runner, when structure stress needs, can in each lock is contained branch hole, establish partition wall or dividing pier; It is definite from the ejectment water section demand of runner by the station body of correspondence that lock is contained the clear height of dividing the hole; Outlet the place ahead that each lock is contained the hole is provided with the culverts and water gates door.

Images