CN216195138U - Complementary energy recovery water supply system based on secondary water supply - Google Patents
Complementary energy recovery water supply system based on secondary water supply Download PDFInfo
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- CN216195138U CN216195138U CN202122368413.3U CN202122368413U CN216195138U CN 216195138 U CN216195138 U CN 216195138U CN 202122368413 U CN202122368413 U CN 202122368413U CN 216195138 U CN216195138 U CN 216195138U
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 194
- 230000000295 complement effect Effects 0.000 title claims abstract description 18
- 238000011084 recovery Methods 0.000 title claims abstract description 18
- 239000008400 supply water Substances 0.000 claims abstract description 4
- 238000000034 method Methods 0.000 claims description 2
- 238000005381 potential energy Methods 0.000 abstract description 3
- 239000002351 wastewater Substances 0.000 abstract 1
- 239000002699 waste material Substances 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000003889 chemical engineering Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000008399 tap water Substances 0.000 description 1
- 235000020679 tap water Nutrition 0.000 description 1
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Abstract
The utility model relates to a complementary energy recovery water supply system based on secondary water supply, which comprises a water tank, a water supply pump set, a main water supply pipeline, a hydroelectric generating set, a pressure release valve and a return pipeline, wherein the main water supply pipeline is connected with the water tank through the water supply pump set to supply water to each water using point; a water wheel cavity of the water wheel generator set is provided with a plurality of water inlet interfaces, one water inlet interface is communicated with a highest point of the main water supply pipeline through the return pipeline, and a water outlet of the water wheel generator set is connected with a water inlet of the water tank; the pressure relief valve is arranged on the backflow pipeline. The utility model can convert the water flow energy formed by the water pressure of the municipal water supply pipe and the kinetic energy and potential energy of part of backflow water with secondary water supply overpressure into electric energy, has high energy utilization rate and does not waste water resources.
Description
Technical Field
The utility model relates to the field of secondary water supply, in particular to a complementary energy recovery water supply system based on secondary water supply.
Background
At present, when the water pressure and the water quantity of municipal tap water cannot meet the water requirements of buildings, industries, chemical engineering and the like, a domestic water tank or a water pool and a pressure water pump are required to be arranged so as to meet the water requirements. Municipal water is provided with certain pressure, part of energy is provided by a water supply pump set of a water works, and when the municipal water is connected into a water tank inside a building, the part of energy is wasted.
During secondary water supply, in order to meet the water pressure at the most unfavorable point and the water consumption at the most unfavorable condition, the water pump selection is determined according to the maximum possible water consumption and the water pressure, the water consumption is less than the designed water quantity in the low peak time period of water consumption, and the water supply system is often in overpressure, so that water resource waste and energy waste are caused.
The urbanization development, the scale of water works is gradually enlarged, a large amount of buildings, industries, chemical industries and the like need secondary water supply, and the municipal water pressure energy is wasted greatly.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problems in the prior art. Therefore, the utility model provides a complementary energy recovery water supply system based on secondary water supply.
The technical scheme adopted by the utility model for solving the technical problems is as follows:
the complementary energy recovery water supply system based on secondary water supply comprises a water tank, a water supply pump set, a main water supply pipeline, a water turbine generator set, a pressure release valve and a return pipeline, wherein the main water supply pipeline is connected with the water tank through the water supply pump set to supply water to each water using point; a water wheel cavity of the water wheel generator set is provided with a plurality of water inlet interfaces, one water inlet interface is communicated with a highest point of the main water supply pipeline through the return pipeline, and a water outlet of the water wheel generator set is connected with a water inlet of the water tank; the pressure relief valve is arranged on the backflow pipeline.
In a preferred embodiment of the complementary energy recovery water supply system based on secondary water supply, one water inlet interface of the water wheel cavity of the water turbine generator set is further connected with a municipal water supply pipe, and the rest water inlet interfaces are set as standby ports.
In a preferred embodiment of the complementary energy recovery water supply system based on secondary water supply, an exhaust valve is further disposed at a highest point of the main water supply pipeline.
In a preferred embodiment of the complementary energy recovery water supply system based on secondary water supply provided by the utility model, the pressure-maintaining pressure-relief valve is adopted as the pressure-relief valve.
In a preferred embodiment of the complementary energy recovery water supply system based on secondary water supply provided by the utility model, the water turbine generator set is electrically connected with a storage battery or electric equipment.
Compared with the prior art, the complementary energy recovery water supply system based on secondary water supply has the beneficial effects that:
according to the utility model, the backflow pipeline and the pressure relief valve are designed on the main water supply pipeline, the pressure of the main water supply pipeline to a high point is controlled, and the part of secondary water supply overpressure flows back to the water turbine generator set and then enters the water tank, so that the problem of secondary water supply overpressure of a water supply system is solved, meanwhile, the kinetic energy and the potential energy of backflow water can be converted into electric energy, the energy utilization rate is high, and water resources are not wasted;
and a plurality of water inlets are designed in a water wheel cavity of the water turbine generator set, the municipal water supply pipe is connected into one of the water inlets, the water kinetic energy formed by the water pressure of the municipal water supply pipe is converted into electric energy, the energy utilization rate is improved, meanwhile, the water flow (any water with residual energy) of different partitions can be fed, and all the water flow with residual energy is fed into the water tank through the water turbine generator set firstly, so that the energy waste is avoided.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments are briefly introduced below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without inventive efforts, wherein:
fig. 1 is a schematic structural view of a complementary energy recovery water supply system based on secondary water supply provided by the utility model.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; furthermore, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, as they may be fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example one
This embodiment provides a complementary energy recovery water supply system based on secondary water supply, as shown in fig. 1, including water tank 1, feed pump package 2, main water supply pipe 3, hydroelectric set 4, relief valve 5 and backflow pipeline 6, wherein: .
The main water supply pipeline 3 is connected with a water tank 1 through a water supply pump set 2 to supply water to each water using point; a water wheel cavity of the water wheel generator set 4 is provided with a plurality of water inlet interfaces, specifically, an eccentric water inlet pipe can be designed in the water wheel cavity, water flow eccentrically enters the water wheel cavity, the largest area of the blade is guaranteed to be impacted by the water flow, the water inlet pipe is provided with a plurality of water inlet interfaces, one water inlet interface is communicated with the highest point of the main water supply pipeline 3 through the backflow pipeline 6, and a water outlet of the water wheel generator set 4 is connected with a water inlet of the water tank 1; the water turbine generator set 4 is electrically connected with a storage battery or electric equipment; the pressure relief valve 5 is arranged in the return pipeline 6, preferably, the pressure relief valve 5 in the embodiment is a pressure-holding pressure relief valve, and the pressure relief valve is composed of a main valve, a pilot valve, a needle valve, a ball valve and a pressure gauge. The pressure relief exceeding the safety set value of the pilot valve can be effectively released on the pipeline, and the damage to the pipeline and equipment due to overpressure is prevented, in the specific embodiment: the opening pressure of the pressure maintaining relief valve is set, when the system pressure is less than or equal to the set pressure, the valve is closed, the system supplies water normally, when the system pressure is greater than the opening pressure, the valve is opened to relieve pressure, when the pressure returns to normal, the valve is closed again, the system operates stably all the time, and even if the flow is small, the system cannot generate overpressure phenomenon, so that water resources with excessive water consumption points under the overpressure condition are saved.
According to the utility model, the backflow pipeline and the pressure relief valve are designed on the main water supply pipeline to control the pressure of the main water supply pipeline to a high point, and the part of the secondary water supply overpressure flows back to the water turbine generator set and then enters the water tank, so that the problem of secondary water supply overpressure of a water supply system is solved, the kinetic energy and the potential energy of backflow water can be converted into electric energy, the energy utilization rate is high, and water resources are not wasted.
Preferably, the embodiment is further provided with an exhaust valve 7 at a highest point of the main water supply pipeline 3 for exhausting air in the main water supply pipeline, and the exhaust valve 7 of the embodiment is matched with the isolating valve 8 for use, so that the exhaust valve is convenient to overhaul.
Example two
On the basis of embodiment one, this embodiment is in one of them interface of intaking in hydroelectric set 4's the waterwheel chamber still connects municipal water supply pipe 9, and remaining interface of intaking is established to reserve mouth 401, turns into the rivers kinetic energy that municipal water supply pipe's water pressure formed into the electric energy, has improved energy utilization, and it still can satisfy the rivers (any water that has the residual energy) of different subregion and get into simultaneously, and all rivers that have the residual energy all pass through hydroelectric set before get into the water tank, do not cause the waste of the energy.
The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by the present specification, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (5)
1. A complementary energy recovery water supply system based on secondary water supply comprises a water tank, a water supply pump set and a main water supply pipeline, wherein the main water supply pipeline is connected with the water tank through the water supply pump set to supply water to each water using point; the method is characterized in that: still include hydroelectric set, relief valve and backflow pipeline, wherein:
a water wheel cavity of the water wheel generator set is provided with a plurality of water inlet interfaces, one water inlet interface is communicated with a highest point of the main water supply pipeline through the return pipeline, and a water outlet of the water wheel generator set is connected with a water inlet of the water tank;
the pressure relief valve is arranged on the backflow pipeline.
2. The complementary energy recovery water supply system based on secondary water supply according to claim 1, characterized in that: one of the water inlet interfaces of the water wheel cavity of the water turbine generator set is also connected with a municipal water supply pipe, and the rest water inlet interfaces are set as standby ports.
3. The complementary energy recovery water supply system based on secondary water supply according to claim 1, characterized in that: the highest point of the main water supply pipeline is also provided with an exhaust valve.
4. The complementary energy recovery water supply system based on secondary water supply according to claim 1, characterized in that: the pressure relief valve is a pressure maintaining pressure relief valve.
5. The complementary energy recovery water supply system based on secondary water supply according to claim 1, characterized in that: the hydroelectric generating set is electrically connected with a storage battery or electric equipment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122368413.3U CN216195138U (en) | 2021-09-28 | 2021-09-28 | Complementary energy recovery water supply system based on secondary water supply |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122368413.3U CN216195138U (en) | 2021-09-28 | 2021-09-28 | Complementary energy recovery water supply system based on secondary water supply |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216195138U true CN216195138U (en) | 2022-04-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122368413.3U Active CN216195138U (en) | 2021-09-28 | 2021-09-28 | Complementary energy recovery water supply system based on secondary water supply |
Country Status (1)
| Country | Link |
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| CN (1) | CN216195138U (en) |
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2021
- 2021-09-28 CN CN202122368413.3U patent/CN216195138U/en active Active
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Address after: 410000 Fuxiang Road, Yuelu District, Changsha City, Hunan Province Patentee after: Hunan Architectural Design Institute Group Co.,Ltd. Address before: 410000 Fuxiang Road, Yuelu District, Changsha City, Hunan Province Patentee before: Hunan Architectural Design Institute Group Co.,Ltd. |
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| CP01 | Change in the name or title of a patent holder |