CN213627952U - Intelligent automatic water pumping control device for water collecting well - Google Patents

Abstract

The embodiment of the utility model provides an automatic controlling means that draws water of sump pit intelligence, include: the device comprises an air switch, a leakage switch, a liquid level automatic controller, an alternating current contactor, a time control switch, a water suction pump, a high liquid level electrode probe, a medium liquid level electrode probe and a low liquid level electrode probe; wherein, the air switch is connected with the leakage switch; the leakage switch is respectively connected with the liquid level automatic controller, the alternating current contactor and the time control switch; the liquid level automatic controller is respectively connected with the alternating current contactor, the time control switch, the high liquid level electrode probe, the medium liquid level electrode probe and the low liquid level electrode probe; the alternating current contactor is connected with the water pump; the water pump, the high liquid level electrode probe, the medium liquid level electrode probe and the low liquid level electrode probe are arranged in the water collecting well. The utility model discloses the device has solved the big problem that leads to the suction pump to damage easily with the long-time work of liquid level control sump pit pumping device of the big manual operation work load of traditional big batch sump pit pumping system.

Description

Intelligent automatic water pumping control device for water collecting well

Technical Field

The utility model relates to an engineering dewatering technical field especially relates to an automatic controlling means that draws water of sump pit intelligence.

Background

The airport construction site selection in China needs to fully consider the requirement of airspace conditions, and inevitably selects areas with relatively flat topography but high underground water level, such as lake areas, hilly areas and the like, in order to reduce the design approximate calculation. In order to ensure the stability of the airport pavement structure layer, a water collecting well is arranged on the blind ditch in the foundation treatment construction process and is used for removing underground water and reducing the influence of the activity of the underground water on the base layer and the surface layer. In areas with much rain in the south or sufficient supply of surface water (reservoirs or lakes) in the periphery, a large number of water collecting wells are needed to pump and drain underground water so as to ensure foundation treatment and the development of earth and rockwork projects. At present, the precipitation of a water collecting well in engineering construction is generally measured by manually measuring the underground water level, and a method for manually starting a water suction pump after the water level exceeds a limit or a water collecting well water pumping device of a liquid level automatic controller is installed on a water pumping system.

For airport projects with abundant underground water and sufficient surface water supply, a large number of water collecting wells are required to be arranged for pumping and draining the underground water, and great labor cost is required by starting and stopping the water suction pump manually; the liquid level automatic control pumping device needs very big starting current at the beginning, need dispose the power cable of higher model for guaranteeing that equipment is normally taken off and transported, and the increase cost drops into, and the loss of suction pump all can aggravate to open frequently when the suction pump is long-term operated, groundwater level is critical water level simultaneously and stop.

SUMMERY OF THE UTILITY MODEL

An embodiment of the utility model provides an automatic controlling means that draws water of sump pit intelligence to overcome prior art's defect.

In order to achieve the purpose, the utility model adopts the following technical scheme.

The utility model provides a following scheme:

an automatic controlling means that draws water of sump pit intelligence includes: the device comprises an air switch 11, a leakage switch 12, a liquid level automatic controller 13, an alternating current contactor 14, a time control switch 15, a water pump 16, a high liquid level electrode probe 17, a medium liquid level electrode probe 18 and a low liquid level electrode probe 19; wherein the content of the first and second substances,

the air switch 11 is connected with the leakage switch 12;

the leakage switch 12 is respectively connected with the liquid level automatic controller 13, the alternating current contactor 14 and the time control switch 15;

the liquid level automatic controller 13 is respectively connected with an alternating current contactor 14, a time control switch 15, a high liquid level electrode probe 17, a middle liquid level electrode probe 18 and a low liquid level electrode probe 19;

the alternating current contactor 14 is connected with a water suction pump 16;

the water suction pump 16, the high liquid level electrode probe 17, the medium liquid level electrode probe 18 and the low liquid level electrode probe 19 are arranged in the water collecting well, and the position of the water suction pump 16 in the water collecting well is as high as the medium liquid level electrode probe 18.

Preferably, the air switch 11 is connected in series with the leakage switch 12.

Preferably, the leakage switch 12 leads out two phase lines or one phase line at a terminal of a load according to the rated voltage of the time control switch, and one zero line is connected with a power supply terminal of the time control switch 15;

three phase lines are led out from a terminal at the load of the leakage switch 12 and are connected with a power supply terminal of the alternating current contactor;

a phase line is led out from a terminal at the load of the time control switch 15 and is connected with a power terminal 1 of the liquid level automatic controller 13 and a terminal 3 of the liquid level automatic controller 13;

a phase line is led out from a terminal at the load of the leakage switch 12 or a terminal at the power supply of the alternating current contactor 14 and is connected with a power supply terminal 8 of the liquid level automatic controller 13;

the terminal 4 of the automatic liquid level controller 13 is connected with a terminal A1 of an alternating current contactor 14;

a phase line is led out from a terminal of the power supply of the alternating current contactor 14, which is not the same as the load phase line of the time control switch 15, and is connected with a terminal A2 of the alternating current contactor 14;

the terminal 5 of the liquid level automatic controller 13 is connected with a high liquid level electrode probe 17, the terminal 6 of the liquid level automatic controller 13 is connected with a middle liquid level electrode probe 18, and the terminal 7 of the liquid level automatic controller 13 is connected with a low liquid level electrode probe 19;

the load terminal T1 of the AC contactor 14, the load terminal T2 of the AC contactor 14 and the load terminal T3 of the AC contactor 14 are connected with the water pump 16.

Preferably, the time control switch 15 sets different start-stop times in a cycle through a self-contained chip to control the switching of the relay implementation circuit, and supplies power to the power supply terminal 1 of the liquid level automatic controller 13 in the set start-up time period.

Preferably, in the starting time period set by the time control switch 15, when the water level rises to be in contact with the high liquid level electrode probe 17, a liquid level signal is obtained and converted into a low-voltage current signal, the liquid level automatic controller 13 is communicated, and the terminal 4 of the liquid level automatic controller 13 supplies power to the terminal A1 of the alternating current contactor 14; when the water level drops below the mid level electrode probe 18, the level signal is interrupted and the level auto controller 13 shuts off and no power is supplied to terminal a1 of the ac contactor 14.

Preferably, the ac contactor 14 is in a normally closed state, and when the KM coil built in the ac contactor is energized, that is, the terminal a1 of the ac contactor 14 and the terminal a2 of the ac contactor 14 are both connected to start working, so as to drive the ac contactor to perform a point action, the normally closed contact is opened, the normally open contact is closed, and the water pump 16 starts to pump water.

By the above, the embodiment of the utility model provides a technical scheme can find out, the embodiment of the utility model provides an intelligent automatic pumping control device of sump pit has following beneficial effect: 1. a large number of working procedures of manual starting and stopping of the water suction pumps are omitted, and labor cost is reduced; 2. the phenomenon that equipment is damaged by long-time continuous operation of a water suction pump when the underground water level of the conventional liquid level control water suction device is too high is avoided; 3. the problem of overlarge current when a large number of water pumps are started simultaneously is solved; 4. the problem that the water pump is started and stopped frequently when the underground water level is at the critical water level is solved; 5. the intelligent automatic operation of the full-period water collecting well precipitation is realized.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

Fig. 1 is the embodiment of the utility model provides a pair of automatic controlling means that draws water of sump pit intelligence.

Reference numerals:

11. an air switch; 12. a leakage switch; 13. a liquid level automatic controller; 14. an AC contactor; 15. a time control switch; 16. a water pump; 17. a high level electrode probe; 18. a medium level electrode probe; 19. low liquid level electrode probe

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below by referring to the drawings are exemplary only for explaining the present invention, and should not be construed as limiting the present invention.

As used herein, the singular forms "a", "an", "the" and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. It will be further understood that the terms "comprises" and/or "comprising," when used in this specification, specify the presence of stated features, integers, steps, operations, elements, and/or components, but do not preclude the presence or addition of one or more other features, integers, steps, operations, elements, components, and/or groups thereof. It will be understood that when an element is referred to as being "connected" or "coupled" to another element, it can be directly connected or coupled to the other element or intervening elements may also be present. Further, "connected" or "coupled" as used herein may include wirelessly connected or coupled. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships 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," and "third" 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.

It will be understood by those skilled in the art that, unless otherwise defined, all terms (including technical and scientific terms) used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. It will be further understood that terms, such as those defined in commonly used dictionaries, should be interpreted as having a meaning that is consistent with their meaning in the context of the prior art and will not be interpreted in an idealized or overly formal sense unless expressly so defined herein.

For the convenience of understanding the embodiments of the present invention, the following description will be given by way of example only with reference to the accompanying drawings, and the embodiments are not limited thereto.

The embodiment of the utility model provides an automatic controlling means that draws water of sump pit intelligence, as shown in figure 1, include: the device comprises an air switch 11, a leakage switch 12, a liquid level automatic controller 13(380V), an alternating current contactor 14(380V), a time control switch 15(380V), a water pump 16, a high liquid level electrode probe 17, a medium liquid level electrode probe 18 and a low liquid level electrode probe 19, wherein the devices are connected through copper core wires. Wherein, the air switch 11 is connected with the leakage switch 12; the leakage switch 12 is respectively connected with the liquid level automatic controller 13, the alternating current contactor 14 and the time control switch 15; the liquid level automatic controller 13 is respectively connected with an alternating current contactor 14, a time control switch 15, a high liquid level electrode probe 17, a middle liquid level electrode probe 18 and a low liquid level electrode probe 19; the AC contactor 14 is connected with a water pump 16; the water pump 16, the high liquid level electrode probe 17, the medium liquid level electrode probe 18 and the low liquid level electrode probe 19 are arranged in the water collecting well, and the position of the water pump 16 in the water collecting well is as high as the medium liquid level electrode probe 18.

The embodiment of the utility model provides a sump pit intelligent automation controlling means that draws water's connected mode as follows:

the air switch 11 is connected with the leakage switch 12 in series, so that the maintenance is convenient; the leakage switch 12 leads out two phase lines (L2, L3) at the terminal of the load according to the rated voltage of the time control switch and is connected with the power supply terminal (T, IN) of the time control switch 15; three phase lines are led out from terminals (L1, L2 and L3) at the load position of the leakage switch 12 and are connected with power terminals L1, L2 and L3 of the alternating current contactor, and one phase line is led out from a terminal (out) at the load position of the time control switch 15 and is connected with a terminal 3 and a power terminal 1 of the automatic liquid level controller 13; a phase line is led out from a terminal L1 at the load of the leakage switch 12 or a terminal L1 at the power supply of the alternating current contactor 14 and is connected with a power supply terminal 8 of the liquid level automatic controller 13; a phase line is led out from a power supply terminal L2 of the AC contactor 14 and is connected with a terminal A2 of the AC contactor 14; the terminal 4 of the liquid level automatic controller 13 is connected with the terminal A1 of the AC contactor 14; the terminal 5 of the liquid level automatic controller 13 is connected with a high liquid level electrode probe 17, the terminal 6 of the liquid level automatic controller 13 is connected with a middle liquid level electrode probe 18, and the terminal 7 of the liquid level automatic controller 13 is connected with a low liquid level electrode probe 19; terminals T1, T2 and T3 at the load position of the AC contactor 14 are connected with three phase lines of the water pump 16; placing a water pump 16, a high liquid level electrode probe 17, a medium liquid level electrode probe 18 and a low liquid level electrode probe 19 at corresponding elevation positions in a water collecting well; the water pump 16 is positioned at the same height as the mid-level electrode probe 18 in the sump well.

The embodiment of the utility model provides an automatic controlling means that draws water of sump pit intelligence's working method as follows: turning on the air switch 11 and the leakage switch 12; the time control switch 15 can set different start-stop time in a period through a self-contained chip to control the on-off of the relay realization circuit, and only supplies power to the power supply terminal 1 of the liquid level automatic controller 13 in the set start time period; within the starting time period set by the time control switch 15, when the water level rises to be in contact with the high liquid level electrode probe 17, a liquid level signal is obtained and converted into a low-voltage current signal, and the liquid level automatic controller 13 is communicated and supplies power to a terminal A1 of the alternating current contactor 14 through a terminal 4; when the water level drops below the mid level electrode probe 18, the level signal is interrupted and the level auto controller shuts off and no power is supplied to terminal a1 of the ac contactor 14. The ac contactor 14 is in a normally closed state, and when a KM coil built in the ac contactor is energized (i.e., the terminals a1 and a2 are both connected), the ac contactor starts to work, the ac contactor is driven to perform point motion, the normally closed contact is opened, the normally open contact is closed, and the water pump starts to pump water.

To sum up, the embodiment of the utility model provides a pair of automatic controlling means that draws water of sump pit intelligence needs the manual work to open when having solved the use of current ordinary suction pump and stops, occupies a large amount of labours to and the fragile problem of automatic control drainage device cost-push and water pump. The utility model discloses the device passes through time switch and liquid level automatic control combined action, need not any manual operation behind the switch on, realizes big batch sump pit full period intelligent automated control that draws water, reduces cost of labor and cost of maintenance.

Those of ordinary skill in the art will understand that: the figures are schematic representations of one embodiment, and the blocks or processes in the figures are not necessarily required to practice the present invention.

Those of ordinary skill in the art will understand that: the components in the devices in the embodiments may be distributed in the devices in the embodiments according to the description of the embodiments, or may be correspondingly changed in one or more devices different from the embodiments. The components of the above embodiments may be combined into one component, or may be further divided into a plurality of sub-components.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention should be covered by the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims (6)

1. The utility model provides an automatic controlling means that draws water of sump pit intelligence which characterized in that includes: the device comprises an air switch (11), a leakage switch (12), a liquid level automatic controller (13), an alternating current contactor (14), a time control switch (15), a water pump (16), a high liquid level electrode probe (17), a medium liquid level electrode probe (18) and a low liquid level electrode probe (19); wherein the content of the first and second substances,

the air switch (11) is connected with the leakage switch (12);

the leakage switch (12) is respectively connected with the liquid level automatic controller (13), the alternating current contactor (14) and the time control switch (15);

the liquid level automatic controller (13) is respectively connected with the alternating current contactor (14), the time control switch (15), the high liquid level electrode probe (17), the medium liquid level electrode probe (18) and the low liquid level electrode probe (19);

the alternating current contactor (14) is connected with a water suction pump (16);

the water suction pump (16), the high liquid level electrode probe (17), the medium liquid level electrode probe (18) and the low liquid level electrode probe (19) are arranged in the water collecting well, and the position of the water suction pump (16) in the water collecting well is as high as the medium liquid level electrode probe (18).

2. An intelligent automatic water pumping control device for a water collecting well according to claim 1, characterized in that the air switch (11) is connected in series with the electric leakage switch (12).

3. The intelligent automatic water pumping control device for the water collecting well according to the claim 2 is characterized in that the electric leakage switch (12) leads out two phase lines or one phase line at the terminal of the load according to the rated voltage of the time control switch, and one zero line is connected with the power supply terminal of the time control switch (15);

three phase lines are led out from a terminal at the load of the leakage switch (12) and are connected with a power supply terminal of the alternating current contactor;

a phase line is led out from a terminal at the load position of the time control switch (15) and is connected with a power terminal 1 of the liquid level automatic controller (13) and a terminal 3 of the liquid level automatic controller (13);

a phase line is led out from a terminal at the load position of the leakage switch (12) or a terminal at the power supply position of the alternating current contactor (14) and is connected with a power supply terminal 8 of the liquid level automatic controller (13);

the terminal 4 of the liquid level automatic controller (13) is connected with a terminal A1 of an alternating current contactor (14);

a phase line is led out from a terminal of the power supply of the alternating current contactor (14), which is not the same as the load phase line of the time control switch (15), and is connected with a terminal A2 of the alternating current contactor (14);

the terminal 5 of the liquid level automatic controller (13) is connected with the high liquid level electrode probe (17), the terminal 6 of the liquid level automatic controller (13) is connected with the middle liquid level electrode probe (18), and the terminal 7 of the liquid level automatic controller (13) is connected with the low liquid level electrode probe (19);

the load terminal T1 of the AC contactor (14), the load terminal T2 of the AC contactor (14) and the load terminal T3 of the AC contactor (14) are connected with the water pump (16).

4. An intelligent automatic water pumping control device for a water collecting well according to claim 3, characterized in that the time control switch (15) controls the on-off of the relay realization circuit by setting different on-off time in one period through a self-contained chip, and supplies power to the power supply terminal 1 of the liquid level automatic controller (13) in the set start-up time period.

5. The intelligent automatic water pumping control device for the water collecting well is characterized in that a liquid level signal is obtained and converted into a low-voltage current signal when the water level rises to be in contact with a high liquid level electrode probe (17) in the set starting time period of the time control switch (15), the liquid level automatic controller (13) is communicated, and power is supplied to a terminal A1 of an alternating current contactor (14) from a terminal 4 of the liquid level automatic controller (13); when the water level drops below the middle liquid level electrode probe (18), the liquid level signal is interrupted, the automatic liquid level controller (13) cuts off the current, and power is not supplied to the terminal A1 of the alternating current contactor (14).

6. An intelligent automatic water pumping control device for a water collecting well according to claim 5, characterized in that the AC contactor (14) is in a normally closed state, when a KM coil arranged in the AC contactor is energized, namely a terminal A1 of the AC contactor (14) and a terminal A2 of the AC contactor (14) are communicated to start working, an AC contactor point is driven to act, the normally closed contact is opened, the normally open contact is closed, and the water pumping pump (16) starts water pumping operation.

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