Absolute pressure secondary water supply equipment
阅读说明:本技术 一种绝压二次供水设备 (Absolute pressure secondary water supply equipment ) 是由 高锐 张�林 程志伟 郑小婧 王艳 董轩男 于 2019-11-27 设计创作,主要内容包括:本发明适用于供水设备技术领域,提供了一种绝压二次供水设备,包括水源组件、二次供水组件和抽真空组件;通过设置水位传感器、真空泵和立式离心泵,使得水位传感器可以实时检测真空引流灌内腔的水位高度,当水位传感器检测到真空引流灌内水位位于低限值时,真空泵启动,将真空引流灌及管道内的空气抽出,从而将混凝土水池内腔的水通过水管吸入真空引流灌的内腔,当水位传感器检测到真空引流灌内水位处于高限值时,真空泵停止工作,然后立式离心泵启动工作,避免了传统的二次供水大多用多级立式离心泵,需通过水自流的形式,将水源进入到泵体内,而供水水池在地平面以下,泵组安装在地平面以上,难以满足原供水机组自灌条件的问题。(The invention is suitable for the technical field of water supply equipment, and provides absolute pressure secondary water supply equipment, which comprises a water source assembly, a secondary water supply assembly and a vacuumizing assembly; through setting up level sensor, vacuum pump and vertical centrifugal pump, make level sensor can real-time detection vacuum drainage irritate the water level height of inner chamber, when level sensor detects vacuum drainage irritate interior water level and is located the low limit value, the vacuum pump starts, irritate and the interior air of pipeline is taken out to the vacuum drainage, thereby inhale the inner chamber that the vacuum drainage irritated with the water of concrete pond inner chamber through the water pipe, when level sensor detects vacuum drainage irritate interior water level and is in the high limit value, the vacuum pump stop work, then vertical centrifugal pump starts work, traditional secondary water supply is mostly used multi-stage vertical centrifugal pump has been avoided, need to pass through the form of water gravity flow, enter into the pump body with the water source, and the water supply pond is below the ground level, the pump package is installed above the ground level, be difficult to satisfy the problem of former water.)
1. The utility model provides an absolute pressure secondary water supply equipment which characterized in that: the water source assembly (1) comprises a concrete pool (11) and a water pipe (13), the water pipe (13) is fixedly connected with the concrete pool (11), and the water pipe (13) penetrates through the concrete pool (11) and extends to an inner cavity of the concrete pool (11);
the secondary water supply assembly (2) comprises a vacuum drainage tank (21), a second valve (22), a vertical centrifugal pump (23), an air pressure tank (27), a water outlet pipe (28) and a water level sensor (210), the input end of the vacuum drainage tank (21) is communicated with the water pipe (13), the second valve (22) is fixedly connected with the vacuum drainage tank (21), the second valve (22) is located at the output end of the vacuum drainage tank (21), the vertical centrifugal pump (23) is fixedly connected with the second valve (22), the vertical centrifugal pump (23) is located at one end, away from the vacuum drainage tank (21), of the second valve (22), the air pressure tank (27) is fixedly connected with the vertical centrifugal pump (23), and the air pressure tank (27) is located at one side, away from the second valve (22), of the vertical centrifugal pump (23), the water outlet pipe (28) is fixedly connected with the air pressure tank (27), the water outlet pipe (28) is located at one end, far away from the vertical centrifugal pump (23), of the air pressure tank (27), the water level sensor (210) is fixedly connected with the vacuum drainage tank (21), and the water level sensor (210) is located in an inner cavity of the water level sensor (210).
2. An absolute pressure secondary water supply apparatus as claimed in claim 1, wherein: the vacuumizing assembly (3) comprises a third valve (31), a steam-water separator (32), a vacuum pump (33) and an exhaust pipe (34), the third valve (31) is fixedly connected with the vacuum drainage tank (21), the third valve (31) is communicated with the vacuum drainage tank (21), the steam-water separator (32) is fixedly connected with the third valve (31), the third valve (31) is far away from one end of the vacuum drainage tank (21), the vacuum pump (33) is fixedly connected with the steam-water separator (32), the vacuum pump (33) is located at the output end of the steam-water separator (32), the exhaust pipe (34) is fixedly connected with the vacuum pump (33), and the exhaust pipe (34) is located at the output end of the vacuum pump (33).
3. An absolute pressure secondary water supply apparatus as claimed in claim 1, wherein: the water source assembly (1) further comprises a filter (14), the filter (14) is fixedly connected with the water pipe (13), and the filter (14) is connected to the water pipe (13) in series.
4. An absolute pressure secondary water supply apparatus as claimed in claim 1, wherein: the water source component (1) further comprises a liquid level sensor (12), the liquid level sensor (12) is fixedly connected with the concrete pool (11), and the liquid level sensor (12) is located in an inner cavity of the concrete pool (11).
5. An absolute pressure secondary water supply apparatus as claimed in claim 4, wherein: the water source assembly (1) further comprises a first valve (15), the first valve (15) is fixedly connected with the water pipe (13) and the liquid level sensor (12), and the first valve (15) is connected in series between the water pipe (13) and the liquid level sensor (12).
6. An absolute pressure secondary water supply apparatus as claimed in claim 1, wherein: the secondary water supply assembly (2) further comprises a check valve (24), the check valve (24) is fixedly connected with the vertical centrifugal pump (23) and the water outlet pipe (28), and the check valve (24) is positioned between the vertical centrifugal pump (23) and the water outlet pipe (28);
the secondary water supply assembly (2) further comprises a water pressure sensor (26), the water pressure sensor (26) is fixedly connected with the vertical centrifugal pump (23), and the water pressure sensor (26) is located at one end, far away from the second valve (22), of the vertical centrifugal pump (23).
7. An absolute pressure secondary water supply apparatus as claimed in claim 6, wherein: the secondary water supply assembly (2) further comprises a third valve (25), the third valve (25) is fixedly connected with the check valve (24) and the water pressure sensor (26), and the third valve (25) is located between the check valve (24) and the water pressure sensor (26).
8. An absolute pressure secondary water supply apparatus as claimed in claim 6, wherein: the secondary water supply assembly (2) further comprises a flow sensor (29), the flow sensor (29) is fixedly connected with the water pressure sensor (26) and the water outlet pipe (28), and the flow sensor (29) is located between the water pressure sensor (26) and the water outlet pipe (28).
9. An absolute pressure secondary water supply apparatus as claimed in claim 1, wherein: the water source assembly (1) further comprises a controller (211), and the controller (211) is electrically connected with the vacuum pump (33), the vertical centrifugal pump (23) and the water level sensor (210).
Technical Field
The invention belongs to the technical field of water supply equipment, and particularly relates to absolute pressure secondary water supply equipment.
Background
The secondary water supply is a form that a unit or an individual stores and pressurizes urban public water supply or self-built facility water supply, and supplies water to users or self-use through a pipeline. The secondary water supply is mainly established for compensating the pressure shortage of the municipal water supply pipeline and ensuring the water consumption of dwellings and livelihoods in high-rise people. Whether the secondary water supply facility is built, designed and constructed according to the regulations or not is directly related to the quality of secondary water supply, water pressure and water supply safety, and is closely related to the normal and stable life of people. Compared with the water supply of raw water, the water quality of secondary water supply is more easily polluted.
The traditional secondary water supply multipurpose multistage vertical centrifugal pump needs to enter a water source into a pump body in a water self-flowing mode, a water supply pool is below the ground level, and a pump set is installed above the ground level, so that the self-filling condition of an original water supply unit is difficult to satisfy.
Disclosure of Invention
The invention provides absolute pressure secondary water supply equipment, and aims to solve the problem that a traditional multi-purpose multi-stage vertical centrifugal pump for secondary water supply needs to feed a water source into a pump body in a water self-flowing mode, a water supply pool is below the ground level, and a pump group is arranged above the ground level, so that the self-filling condition of an original water supply unit is difficult to meet.
The invention is realized in such a way that the absolute pressure secondary water supply equipment comprises a water source assembly, a secondary water supply assembly and a vacuumizing assembly, wherein the water source assembly comprises a concrete water pool and a water pipe, the water pipe is fixedly connected with the concrete water pool, and the water pipe penetrates through the concrete water pool and extends to an inner cavity of the concrete water pool;
the secondary water supply component comprises a vacuum drainage tank, a second valve, a vertical centrifugal pump, an air pressure tank, a water outlet pipe and a water level sensor, the input end of the vacuum drainage tank is communicated with the water pipe, the second valve is fixedly connected with the vacuum drainage tank, the second valve is positioned at the output end of the vacuum drainage tank, the vertical centrifugal pump is fixedly connected with the second valve, the vertical centrifugal pump is positioned at one end of the second valve far away from the vacuum drainage tank, the air pressure tank is fixedly connected with the vertical centrifugal pump, the air pressure tank is positioned on one side of the vertical centrifugal pump away from the second valve, the water outlet pipe is fixedly connected with the air pressure tank, the water outlet pipe is positioned at one end of the air pressure tank far away from the vertical centrifugal pump, the water level sensor is fixedly connected with the vacuum drainage tank, and the water level sensor is positioned in an inner cavity of the water level sensor;
preferably, the vacuumizing assembly comprises a third valve, a steam-water separator, a vacuum pump and an exhaust pipe, the third valve is fixedly connected with the vacuum drainage tank, the third valve is communicated with the vacuum drainage tank, the steam-water separator is fixedly connected with the third valve, the third valve is far away from one end of the vacuum drainage tank, the vacuum pump is fixedly connected with the steam-water separator, the vacuum pump is located at the output end of the steam-water separator, the exhaust pipe is fixedly connected with the vacuum pump, and the exhaust pipe is located at the output end of the vacuum pump.
Preferably, the water source assembly further comprises a filter, the filter is fixedly connected with the water pipe, and the filter is connected in series with the water pipe.
Preferably, the water source subassembly still includes level sensor, level sensor with concrete pond fixed connection, just level sensor is located the inner chamber in concrete pond.
Preferably, the water source assembly further comprises a first valve, the first valve is fixedly connected with the water pipe and the liquid level sensor, and the first valve is connected in series between the water pipe and the liquid level sensor.
Preferably, the secondary water supply assembly further comprises a check valve, the check valve is fixedly connected with the vertical centrifugal pump and the water outlet pipe, and the check valve is located between the vertical centrifugal pump and the water outlet pipe;
the secondary water supply assembly further comprises a water pressure sensor, the water pressure sensor is fixedly connected with the vertical centrifugal pump, and the water pressure sensor is located at one end, far away from the second valve, of the vertical centrifugal pump.
Preferably, the secondary water supply assembly further comprises a third valve fixedly connected to the check valve and the water pressure sensor, and the third valve is located between the check valve and the water pressure sensor.
Preferably, the secondary water supply assembly further comprises a flow sensor, the flow sensor is fixedly connected with the water pressure sensor and the water outlet pipe, and the flow sensor is located between the water pressure sensor and the water outlet pipe.
Preferably, the water source assembly further comprises a controller, and the controller is electrically connected with the vacuum pump, the vertical centrifugal pump and the water level sensor.
Compared with the prior art, the invention has the beneficial effects that: the invention relates to absolute pressure secondary water supply equipment, which is provided with a water level sensor, a vacuum pump and a vertical centrifugal pump, wherein the water level sensor can detect the water level height of an inner cavity of a vacuum drainage tank in real time, when the water level sensor detects that the water level in the vacuum drainage tank is at a low limit value, the vacuum pump is started to pump out air in the vacuum drainage tank and a pipeline, so that the vacuum drainage tank, namely the pipeline is in a negative pressure state, water in the inner cavity of a concrete pool is sucked into the inner cavity of the vacuum drainage tank through a water pipe, when the water level sensor detects that the water level in the vacuum drainage tank is at a high limit value, the vacuum pump stops working, then the vertical centrifugal pump is started to work, so that the water is pressurized again, the water is supplied by using the multistage vertical centrifugal pump under a water source and the equipment is still at the top, and the absolute pressure, the problem that the conventional secondary water supply multipurpose multistage vertical centrifugal pump needs to enter a water source into a pump body in a water self-flowing mode, a water supply pool is below the ground level, and a pump set is installed above the ground level and cannot meet the self-filling condition of an original water supply unit is solved.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the structure of the secondary water supply assembly of the present invention;
fig. 3 is a schematic block diagram of the present invention.
In the figure: 1-a water source component, 11-a concrete pool, 12-a liquid level sensor, 13-a water pipe, 14-a filter, 15-a first valve, 2-a secondary water supply component, 21-a vacuum drainage tank, 22-a second valve, 23-a vertical centrifugal pump, 24-a check valve, 25-a third valve, 26-a water pressure sensor, 27-an air pressure tank, 28-a water outlet pipe, 29-a flow sensor, 210-a water level sensor, 211-a controller, 3-a vacuum pumping component, 31-a third valve, 32-a steam-water separator, 33-a vacuum pump and 34-an exhaust pipe.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
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The working principle and the using process of the invention are as follows: after the water supply system is installed, the
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
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