CN213086737U - Steel dam pump device for city free flowing running water - Google Patents
Steel dam pump device for city free flowing running water Download PDFInfo
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- CN213086737U CN213086737U CN202021268760.8U CN202021268760U CN213086737U CN 213086737 U CN213086737 U CN 213086737U CN 202021268760 U CN202021268760 U CN 202021268760U CN 213086737 U CN213086737 U CN 213086737U
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Abstract
The utility model discloses a city is smooth to flow steel dam pump unit for running water, dive tubular pump (2) automatic coupling is on steel dam (1) back of the body water panel, one side of dive tubular pump (2) pass through the flange and be connected with outlet pipe (3), the opposite side of outlet pipe (3) be connected with return bend (8); the submersible tubular pump (2) consists of a water-absorbing horn mouth (4), a filter screen (5), a sled (6) and a guide rod (7); one end of the submersible tubular pump (2) is provided with a water suction bell mouth (4), the water suction bell mouth (4) is connected with a filter screen (5) through a flange, guide rods (7) which are symmetrically arranged are welded on the surfaces of the two sides of the submersible tubular pump (2), and a sled (6) is arranged on the lower surface of the submersible tubular pump (2); the gate pump overcomes the defect that the gate pump in the prior art needs to be provided with a flap valve for cutting off the flow, and has the advantage of controlling the upstream water level when the steel dam is vertically arranged in a rotating way.
Description
Technical Field
The utility model relates to steel dam pump unit technical field, more specifically is a city is smooth flows steel dam pump unit for running water.
Background
At present, a main river channel of an urban is mostly lack of a controllable gate pump project, water flow directly flows away from a large river, the water flow is difficult to enter a medium-small river channel, and hydrodynamic force is weak.
In order to improve the water environment quality and maintain the water ecological balance, a more targeted and effective local flowing water smooth mode needs to be discussed urgently. Meanwhile, people have higher and higher requirements on ecological landscape. According to the experience of related pump gate engineering, if the number of gate holes is small, the operation and management are convenient, and the landscape effect is good; when the number of the gate holes is large, the operation management is inconvenient, and the landscape effect is poor.
The gate pump is a product formed by combining a submersible pump technology and a gate technology; the pump and the gate are integrated and integrally hoisted with the gate body. The pump station has compact structure and small horizontal floor area.
Referring to FIG. 1: in the prior art, the gates of the gate pumps are all flat plate vertical lift gates, and all the gates need to be provided with a starting and stopping machine room in a river course, so that the overflowing capacity and the landscape effect of the river course are influenced.
The pump of the gate pump adopts a mode of horizontally installing a full tubular pump or a diving tubular pump, and an overflowing hole is required to be formed in the flat gate.
The stator and rotor of the motor are soaked in water, so that the problems of insulation winding, clearance, air and loss of rotating disc are solved, and meanwhile, the weight of the pump impeller and the rotor is borne by the outer edge bearing, and the electrical performance of the motor is affected by corrosion, dirt and silt in water. The technology of the gate pump of the total cross flow pump is not mature enough in reliability.
And the water pump is hung on the gate in a horizontal installation mode of the submersible tubular pump, so that the stress condition of the gate pump is poor, and the vibration during operation is intensified. The submersible tubular pump and the gate are installed in parallel and have better stress conditions. Meanwhile, in any mode, the gate pump in the prior art needs to be provided with a flap valve for cutting off the flow, so that the overall cost is increased.
Therefore, there is a high necessity for a device to solve the above problems.
Disclosure of Invention
The utility model aims to overcome the shortcomings of the background art and provide a steel dam pump device for free flowing running water in cities.
The utility model aims at being implemented through the following technical scheme: a steel dam pump device for city free flowing running water comprises a steel dam, a submersible tubular pump, a water outlet pipe and a bent pipe;
the submersible tubular pump is automatically coupled on a back water panel of the steel dam, one side of the submersible tubular pump is connected with a water outlet pipe through a flange, and the other side of the water outlet pipe is connected with a bent pipe;
the submersible tubular pump consists of a water suction bell mouth, a filter screen, a sled and a guide rod; submersible tubular pump one end be provided with the horn mouth that absorbs water, the horn mouth that absorbs water pass through the flange and be connected with the filter screen, submersible tubular pump both sides skin weld have the guide arm of symmetrical arrangement, just submersible tubular pump lower surface be provided with sled.
In the above technical scheme: the steel dam upper surface welding have a guide slot support, the guide slot support on be provided with guide slot and stopper, the guide arm slide along guide slot top-down and with the stopper card with.
In the above technical scheme: the height L1 of the steel dam panel is at least 0.5 m greater than the length L2 of the submerged tubular pump body; the distance L3 between the water-absorbing bell mouth of the submersible tubular pump and the bottom of the steel dam is at least 0.5 m; the distance L4 between the bottom of the guide groove support of the water outlet pipe and the top of the steel dam is 0.2 m.
In the above technical scheme: the bottom of the steel dam is provided with a steel dam rotating shaft, the steel dam rotating shaft rotates through a hydraulic hoist arranged in a gate pier, and the opening angle of the steel dam rotating shaft is 0-90 degrees; the steel dam is formed by welding steel plates.
The utility model has the advantages of as follows: 1. the utility model provides an adopt the self coupling installation, whole convenient to detach between dive through-flow pump and the sled formula.
2. The utility model provides a central line of dive tubular pump is similar parallel arrangement with the panel of steel dam, consequently whole steel dam pump compact structure, and the atress condition is good.
3. The water pump of the submersible tubular pump of the utility model does not need to be provided with a cutoff flap valve, thereby simplifying the whole pumping device structurally, saving the investment cost of the flap valve and saving about 2-3 ten thousand yuan for a single flap valve.
4. The utility model discloses a steel dam be a novel pleasing to the eye practical river course gate, need not to set up the headstock gear room in the river course, can coordinate each other with peripheral building. The water retaining device can retain water in two directions, can form artificial waterfall, and is particularly suitable for hydraulic engineering and municipal engineering with landscape requirements, so that the overall image of a city is improved.
5. The utility model provides a steel dam rotation is to erectting when arranging steerable upper reaches water level, and usable rivers wash away silt or floater after the steel dam is crouched down, reduce the siltation.
Drawings
Fig. 1 is a schematic structural view of a gate pump device in the prior art.
Fig. 2 is a schematic front view of the overall structure of the present invention.
Fig. 3 is a schematic top view of the whole structure a-a section of the present invention.
Fig. 4 is a schematic side view of the whole structure B-B section of the present invention.
Fig. 5 is the schematic view of the water retaining operation condition of the present invention.
Fig. 6 is the horizontal operation working condition schematic diagram of the utility model.
Fig. 7 is a schematic structural diagram of the working process of the present invention.
Fig. 8 is a schematic view of the overall structure of the multi-pump assembly of the present invention.
In the figure: the device comprises a steel dam 1, a steel dam rotating shaft 1.1, a submersible tubular pump 2, a water outlet pipe 3, a horn tube 4, a filter screen 5, a sled 6, a guide rod 7, a bent pipe 8, a guide groove 9, a guide groove support 10 and a limiting block 11.
Detailed Description
The embodiments of the present invention will be described in detail with reference to the accompanying drawings, but they are not to be construed as limiting the invention, and are presented by way of example only, and the advantages of the invention will become more apparent and can be easily understood by description.
Referring to FIGS. 2-7: the utility model relates to a steel dam pump device for city free flowing running water, which comprises a steel dam 1, a diving tubular pump 2, a water outlet pipe 3 and a bent pipe 8; the submersible tubular pump 2 is automatically coupled on a backwater panel of the steel dam 1, one side of the submersible tubular pump 2 is connected with the water outlet pipe 3 through a flange, and the other side of the water outlet pipe 3 is connected with the bent pipe 8;
the submersible tubular pump 2 consists of a water-absorbing horn mouth 4, a filter screen 5, a sled 6 and a guide rod 7; 2 one end of dive tubular pump be provided with the horn mouth 4 that absorbs water, the horn mouth 4 that absorbs water be connected with filter screen 5 through the flange, 2 both sides skin weld of dive tubular pump have symmetrical arrangement's guide arm 7, just 2 lower surfaces of dive tubular pump be provided with sled 6. The upper surface welding of steel dam 1 have guide slot support 10, guide slot support 10 on be provided with guide slot 9 and stopper 11, guide arm 7 slide and block with stopper 11 along guide slot 9 top-down. The limiting block 11 is matched with the sliding groove 9; the convenient self-coupling type installation is realized, the connection and the disconnection of the submersible tubular pump 2 and the steel dam 1 are very easy, and the submersible tubular pump 2 can be disconnected from the steel dam 1 only by lifting upwards when needing to be maintained.
The height L1 of the panel of the steel dam 1 is at least 0.5 m greater than the length L2 of the pump body of the submerged tubular pump 2; the distance L3 between the water suction bell mouth of the submersible tubular pump 2 and the dam bottom of the steel dam 1 is at least 0.5 m; the distance L4 between the bottom of the guide groove bracket 10 arranged on the water outlet pipe 3 and the top of the steel dam 1 is 0.2 m.
The size difference between the steel dam 1 and the submersible tubular pump 2 not only meets the requirement of the suspended height of the water-absorbing bell mouth 4, but also enables the water outlet to be exposed above the water surface, and prevents water flow from flowing backwards. The bottom of the steel dam 1 is provided with a steel dam rotating shaft 1.1, the steel dam rotating shaft 1.1 rotates through a hydraulic hoist arranged in a gate pier, and the opening angle of the steel dam rotating shaft 1.1 is 0-90 degrees; the steel dam 1 is formed by welding steel plates. Because the submersible tubular pump 2 and the steel dam 1 are relatively independent, when the water pump is not needed to pump water due to the change of the operation condition, the whole device can realize the function of the original steel dam 1, can stop water in two directions, maintains the water level, forms artificial waterfall, and is suitable for river channel overflowing and separation.
The utility model discloses still include following specific working process: firstly, the steel dam 1 rotates to be in a vertical state, the guide groove 9 and the guide groove support 10 are welded on the back surface of the steel dam 1, the water inlet of the submersible tubular pump 2 is connected with the filter screen 5 through a flange, the water outlet of the submersible tubular pump 2 is connected with the water outlet pipe 3 through a flange, the water outlet pipe 3 is connected with the elbow pipe 8 through a flange, the whole assembled body of the submersible tubular pump 2, the filter screen 5, the water outlet pipe 3 and the elbow pipe 8 is vertically lifted above the top of the steel dam 1 by using a crane, the hook is slowly moved to enable the guide rod 7 on the submersible tubular pump 2 to be aligned with the guide groove, the sledge 6 on the diving tubular pump 1 slides down slowly along the backwater panel of the steel dam 1, the guide rod 7 slides from top to bottom along the guide groove 9 and is clamped with the limiting block 11, the steel dam pump device is assembled, the submersible tubular pump 2 can rotate along with the steel dam 1, and the steel dam 1 drives the bottom shaft to rotate by the power provided by the hydraulic hoist in the empty boxes at the two sides of the river channel. When the operation condition changes and the water pump is not needed to pump water, the disassembly sequence is opposite to the combination sequence of the steel dam pump device.
As shown in fig. 6: the steel dam pump device in the utility model can control the upstream water level when rotating to be vertically arranged, and the submerged tubular pump 1 is started to pump water from the upstream side to the downstream side;
as shown in fig. 5: after the steel dam pump device of the utility model is laid down, the diving tubular pump 2 does not work, and the natural water flow of the river channel can be used for washing away silt or floaters, thereby reducing siltation;
as shown in fig. 7, the steel dam pump device of the present invention can maintain a single side water level when rotating at any angle between vertical arrangement and horizontal falling, and allows water to fall down to form an artificial waterfall. As shown in figure 8, 1 or more diving through-flow pumps 2 can be assembled according to the specific width of the river channel and the width of the steel dam 1, and the flow of a single diving through-flow pump 2 is not more than 2m3And/s, the center distance L5 between the two submersible tubular pumps 2 is more than 2.5m, and the distance L6 between the center line of the submersible tubular pump 2 and the two banks is more than 1.3 m.
The above-mentioned parts not described in detail are prior art.
Claims (4)
1. The utility model provides a city is smooth flows steel dam pump installation for running water which characterized in that: the device comprises a steel dam (1), a submersible tubular pump (2), a water outlet pipe (3) and a bent pipe (8);
the submersible tubular pump (2) is automatically coupled on a backwater panel of the steel dam (1), one side of the submersible tubular pump (2) is connected with the water outlet pipe (3) through a flange, and the other side of the water outlet pipe (3) is connected with the bent pipe (8); the submersible tubular pump (2) consists of a water-absorbing horn mouth (4), a filter screen (5), a sled (6) and a guide rod (7); dive tubular pump (2) one end be provided with the horn mouth (4) that absorb water, the horn mouth (4) that absorb water be connected with filter screen (5) through the flange, dive tubular pump (2) both sides skin weld have guide arm (7) of symmetrical arrangement, just dive tubular pump (2) lower surface be provided with sled (6).
2. The steel dam pump device for the free flowing running water in the city according to claim 1, wherein: steel dam (1) upper surface welding have guide slot support (10), guide slot support (10) on be provided with guide slot (9) and stopper (11), guide arm (7) slide along guide slot (9) top-down and block with stopper (11).
3. The steel dam pump device for the free flowing running water in the city according to claim 1 or 2, characterized in that: the height L1 of the panel of the steel dam (1) is at least 0.5 m greater than the length L2 of the pump body of the submerged tubular pump (2); the distance L3 between the water suction bell mouth of the submersible tubular pump (2) and the dam bottom of the steel dam (1) is at least 0.5 m; the distance L4 between the bottom of the guide groove bracket (10) arranged on the water outlet pipe (3) and the top of the steel dam (1) is 0.2 m.
4. The steel dam pump device for the free flowing running water in the city according to claim 1, wherein: the bottom of the steel dam (1) is provided with a steel dam rotating shaft (1.1), the steel dam rotating shaft (1.1) rotates through a hydraulic hoist arranged in a gate pier, and the opening angle of the steel dam rotating shaft (1.1) is 0-90 degrees; the steel dam (1) is formed by welding steel plates.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021268760.8U CN213086737U (en) | 2020-07-01 | 2020-07-01 | Steel dam pump device for city free flowing running water |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021268760.8U CN213086737U (en) | 2020-07-01 | 2020-07-01 | Steel dam pump device for city free flowing running water |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213086737U true CN213086737U (en) | 2021-04-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021268760.8U Active CN213086737U (en) | 2020-07-01 | 2020-07-01 | Steel dam pump device for city free flowing running water |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213086737U (en) |
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2020
- 2020-07-01 CN CN202021268760.8U patent/CN213086737U/en active Active
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