CN215058209U

CN215058209U - Intelligent vacuum water diversion device

Info

Publication number: CN215058209U
Application number: CN202120288692.XU
Authority: CN
Inventors: 徐环宇
Original assignee: Harbin Beisheng Water Technology Co ltd
Current assignee: Harbin Beisheng Water Technology Co ltd
Priority date: 2021-02-02
Filing date: 2021-02-02
Publication date: 2021-12-07
Anticipated expiration: 2031-02-02

Abstract

The utility model discloses an intelligence vacuum diversion device, its technical scheme main points are: the vacuum pump comprises a vacuum tank and a centrifugal water pump, wherein a plurality of water diversion branch pipes are fixedly arranged at the lower end of the vacuum tank, the lower ends of the water diversion branch pipes are connected with a connecting pipe, the connecting pipe is connected with a water diversion main pipe, one end of the water diversion main pipe extends into the water surface, the other end of the water diversion main pipe is connected with the centrifugal water pump, the right side of the centrifugal water pump is fixedly connected with a water outlet pipe, a control valve is arranged on the water outlet pipe, the upper end of the vacuum tank is connected with a vacuum pump through an exhaust pipe, an electric valve is arranged on the exhaust pipe, the left side of the vacuum tank is connected with a low liquid level switch and a high liquid level switch, and the right side of the centrifugal water pump is provided with a PLC electric cabinet; the utility model relates to an intelligent vacuum diversion device with can cooperate automatic software to realize intelligent vacuum diversion work, improve diversion operating efficiency to the operational aspect is looked over at convenient anytime and anywhere, labour saving and time saving, advantages such as facilitate the use.

Description

Intelligent vacuum water diversion device

Technical Field

The utility model belongs to the technical field of conveying equipment technique and specifically relates to an intelligence vacuum diversion device.

Background

The vacuum diversion is a water pump diversion mode that water is pumped from a water level lower than a water pump shaft to a position higher than the top of a pump shell by utilizing the vacuum action so as to fill a water pump and a water suction pipe, and is generally suitable for the conditions that the water suction pipe of a large water pump has a large pipe diameter and is inconvenient to install a bottom valve or the water diversion time is too long due to overlarge water filling amount; its advantages are high speed and safety. The defects that the pump house structure is deep underground due to self-filling water and is not damaged by water immersion once water leakage occurs can be overcome, and the vacuum water diversion condition can be manufactured by using a vacuum pump.

The common vacuum water diversion device comprises a vacuum pump, a vacuum tank, a control valve and other various devices, when a plurality of water pumps are arranged, the vacuum pump needs to be manually and frequently started, the water pumps are pumped to be vacuumized and filled with water one by one, the operation is complex, and the automation degree is low.

Disclosure of Invention

To the problem mentioned in the background art, the utility model aims at providing an intelligence vacuum diversion device, easy operation, degree of automation are high.

The above technical purpose of the present invention can be achieved by the following technical solutions:

the utility model provides an intelligence vacuum diversion device, includes vacuum tank and centrifugal water pump, the fixed a plurality of diversion lateral conduits that are provided with of lower extreme of vacuum tank, the lower extreme of diversion lateral conduit is connected with the connecting tube, the connecting tube is connected with the diversion trunk line, the one end of diversion trunk line stretches into to the inside of the surface of water, the other end of diversion trunk line with centrifugal water pump fixed connection, centrifugal water pump's right side fixedly connected with outlet conduit, the last control valve that is provided with of outlet conduit, the upper end of vacuum tank is connected with the vacuum pump through the exhaust tube, be provided with the motorised valve on the exhaust tube, the left side of vacuum tank is connected with low liquid level switch and high liquid level switch, centrifugal water pump's right side is provided with the PLC electric cabinet, the upper end of vacuum tank is provided with the outlet duct, be provided with the solenoid valve on the outlet duct.

Furthermore, the diversion branch pipe is provided with an external thread, and the connecting pipeline is provided with an internal thread matched with the external thread at a position corresponding to the diversion branch pipe.

Through adopting above-mentioned technical scheme, can guarantee leakproofness and compactness between diversion lateral conduit and the connecting tube.

Furthermore, a vacuum pressure gauge is fixedly arranged on the right side of the vacuum tank.

Through adopting above-mentioned technical scheme, the operating personnel of being convenient for observes the inside pressure value of vacuum chamber.

Further, the low liquid level switch and the high liquid level switch are connected with a sensor, and the sensor is preferably a floating ball type liquid level transmitter.

By adopting the technical scheme, the floating ball type liquid level transmitter has the advantages of acid resistance, moisture resistance, shock resistance, corrosion resistance and the like, and the constant current feedback circuit and the internal protection circuit are arranged in the circuit, so that the maximum output current can not exceed 20mA, and a power supply can be reliably protected and a secondary instrument can not be damaged.

Further, the centrifugal water pump, the control valve, the vacuum pump, the low liquid level switch, the high liquid level switch, the electric valve and the electromagnetic valve are respectively and electrically connected with the PLC electric cabinet.

Through adopting above-mentioned technical scheme, adopt PLC electric cabinet control can guarantee the stability of diversion device work.

Furthermore, the vacuum tank, the centrifugal water pump, the vacuum pump and the PLC electric cabinet are all arranged on the base.

Through adopting above-mentioned technical scheme, the base can provide good supporting effect for each device.

To sum up, the utility model discloses mainly have following beneficial effect:

1. the utility model discloses a, through setting up devices such as low liquid level switch, high liquid level switch, PLC control box to all be provided with the motorised valve between every diversion lateral conduit and connecting tube, after equipment starts, the PLC control box can come the work of valves such as control vacuum pump, centrifugal water pump, a plurality of motorised valves according to low liquid level switch and high liquid level switch, thereby can a plurality of centrifugal water pump's simultaneous working of simultaneous control, need not the artifical vacuum pump that frequently opens, gradually fill water with the water pump evacuation, the utility model discloses can cooperate automatic software to realize intelligent vacuum diversion work, improve diversion operating efficiency to the operational aspect is looked over anytime and anywhere to the convenience, labour saving and time saving.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic structural diagram of the present invention.

In the figure: 1. a vacuum tank; 2. a diversion conduit; 3. connecting a pipeline; 4. a main diversion pipeline; 5. a centrifugal water pump; 6. a water outlet pipeline; 7. a control valve; 8. an air exhaust pipe; 9. a vacuum pump; 10. a vacuum pressure gauge; 11. a low level switch; 12. a high liquid level switch; 13. an electrically operated valve; 14. a PLC electric cabinet; 15. an air outlet pipe; 16. an electromagnetic valve; 17. a water surface; 18. a base.

Detailed Description

In order to make the objects and technical solutions of the present invention clear and fully described, and the advantages thereof more clearly understood, the embodiments of the present invention are described in further detail below with reference to the accompanying drawings.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "inner", "outer", "top", "bottom", "side", "vertical", "horizontal", and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," "fourth," "fifth," and "sixth" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; 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 meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example 1

Referring to fig. 1, an intelligent vacuum water diversion device comprises a vacuum tank 1 and a centrifugal water pump 5, wherein five water diversion branch pipes 2 are fixedly arranged at the lower end of the vacuum tank 1, the lower ends of the water diversion branch pipes 2 are connected with connecting pipes 3, the connecting pipes 3 are connected with a water diversion main pipe 4, one end of the water diversion main pipe 4 extends into the water surface 17, the other end of the water diversion main pipe 4 is fixedly connected with the centrifugal water pump 5, the number of the centrifugal water pumps 5 is five, each centrifugal water pump 5 is fixedly connected with a water outlet pipe 6, a control valve 7 is arranged on each water outlet pipe 6, the upper end of the vacuum tank 1 is connected with a vacuum pump 9 through an air exhaust pipe 8, an electric valve 13 is arranged on each air exhaust pipe 8, a low liquid level switch 11 and a high liquid level switch 12 are connected to the left side of the vacuum tank 1, the low liquid level switch 11 is arranged at the lower end of the vacuum tank 1, the high liquid level switch 12 is arranged at a position close to the top of the upper end of the vacuum tank 1, the right side of centrifugal water pump 5 is provided with PLC electric cabinet 14, and the upper end of vacuum tank 1 is provided with outlet duct 15, is provided with solenoid valve 16 on the outlet duct 15.

Referring to fig. 1, the diversion conduit 2 is provided with an external thread, and the connection pipe 3 is provided with an internal thread matching the external thread at a position corresponding to the diversion conduit 2.

Referring to fig. 1, a vacuum pressure gauge 10 is fixedly provided at the right side of a vacuum tank 1.

Referring to fig. 1, the low liquid level switch 11 and the high liquid level switch 12 are connected to a sensor, preferably a floating ball type liquid level transmitter, which is composed of a magnetic floating ball, a measuring pipe, a signal unit, an electronic unit, a junction box and a mounting member, wherein a measuring element is installed in the measuring pipe, and can convert a measured liquid level signal into a resistance signal proportional to a liquid level change under an external magnetic action, and convert the electronic unit into 4 to 20mA or other standard signals to be output to the PLC electric cabinet 14.

Referring to fig. 1, a centrifugal water pump 5, a control valve 7, a vacuum pump 9, a low liquid level switch 11, a high liquid level switch 12, an electric valve 13, and an electromagnetic valve 16 are respectively electrically connected to a PLC electric cabinet 14.

Referring to fig. 1, a vacuum tank 1, a centrifugal water pump 5, a vacuum pump 9 and a PLC electric cabinet 14 are all disposed on a base 18.

When the utility model is used, the vacuum tank 1 has no enough water inside, the low liquid level switch 11 works, the vacuum pump 9 is started to vacuumize the vacuum tank 1, the PLC electric cabinet 14 controls the electric valve 13 to open at the moment, and controls the electromagnetic valves 16 at the upper ends of the plurality of control valves 7 and the vacuum tank 1 to close, thus, the air inside the vacuum tank 1 and the centrifugal pump 5 is pumped out, the insides of the vacuum tank 1 and the centrifugal pump 5 are in a negative pressure state at the moment, the water flow inside the water surface 17 enters the insides of the centrifugal pumps 5 along the water diversion main pipeline 4, so that the water flow with lower liquid level is introduced and filled in the centrifugal pump 5, the water flow can enter the inside of the vacuum tank 1 along the connecting pipeline 3 and the water diversion branch pipeline 2, at the moment, the centrifugal pump 5 starts to work to pump out the water flow inside the water surface 17, when the water inside the vacuum tank 1 is submerged in the high liquid level switch 12, PLC electric cabinet 14 control vacuum pump 9 work of suspending, and motorised valve 13 closes in step, and solenoid valve 16 opens this moment, makes the inside of air admission vacuum tank 1, because the inside atmospheric pressure of vacuum tank 1 is the same with external atmospheric pressure, and the inside water of vacuum tank 1 can be taken out by centrifugal pump 5, closes solenoid valve 16 afterwards, and vacuum pump 9 restart work can.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides an intelligence vacuum diversion device, includes vacuum tank (1) and centrifugal pump (5), its characterized in that: the vacuum tank is characterized in that a plurality of water diversion branch pipes (2) are fixedly arranged at the lower end of the vacuum tank (1), the lower ends of the water diversion branch pipes (2) are connected with a connecting pipeline (3), the connecting pipeline (3) is connected with a water diversion main pipeline (4), one end of the water diversion main pipeline (4) extends into the water surface (17), the other end of the water diversion main pipeline (4) is fixedly connected with the centrifugal water pump (5), the right side of the centrifugal water pump (5) is fixedly connected with a water outlet pipeline (6), a control valve (7) is arranged on the water outlet pipeline (6), the upper end of the vacuum tank (1) is connected with a vacuum pump (9) through an air exhaust pipe (8), an electric valve (13) is arranged on the air exhaust pipe (8), a low liquid level switch (11) and a high liquid level switch (12) are connected to the left side of the vacuum tank (1), and a PLC electric cabinet (14) is arranged on the right side of the centrifugal water pump (5), an air outlet pipe (15) is arranged at the upper end of the vacuum tank (1), and an electromagnetic valve (16) is arranged on the air outlet pipe (15).

2. The intelligent vacuum priming device of claim 1, wherein: the water diversion branch pipe (2) is provided with an external thread, and the connecting pipe (3) is provided with an internal thread matched with the external thread at a position corresponding to the water diversion branch pipe (2).

3. The intelligent vacuum priming device of claim 1, wherein: and a vacuum pressure gauge (10) is fixedly arranged on the right side of the vacuum tank (1).

4. The intelligent vacuum priming device of claim 1, wherein: the centrifugal water pump (5), the control valve (7), the vacuum pump (9), the low liquid level switch (11), the high liquid level switch (12), the electric valve (13) and the electromagnetic valve (16) are respectively electrically connected with the PLC electric cabinet (14).

5. The intelligent vacuum priming device of claim 1, wherein: the vacuum tank (1), the centrifugal water pump (5), the vacuum pump (9) and the PLC electric cabinet (14) are all arranged on a base (18).