CN211824605U

CN211824605U - Liquid level measuring device and water collecting tank sewage discharging system based on same

Info

Publication number: CN211824605U
Application number: CN202020707373.3U
Authority: CN
Inventors: 林祖宇
Original assignee: Guangdong Yuedian Xinhui Power Generation Co ltd
Current assignee: Guangdong Yuedian Xinhui Power Generation Co ltd
Priority date: 2020-04-30
Filing date: 2020-04-30
Publication date: 2020-10-30
Anticipated expiration: 2030-04-30

Abstract

The utility model relates to a drainage equipment technical field especially relates to liquid level measurement device, characterized by, including cylindrical liquid level pipe and the level sensor that sets gradually in the liquid level pipe from the top down, the inlet opening has been seted up in proper order from the top down on the liquid level pipe, level sensor is close to the inlet opening sets up. Still relate to the catch basin drainage system based on above-mentioned device, characterized by, including remote control system, siren and locate the drain pump in the catch basin, the liquid level pipe is fixed catch basin one side, just the bottom of liquid level pipe with the catch basin bottom leaves the clearance, drain pump, siren and level sensor all with the remote control system electricity is connected. The liquid level sensor is arranged in the liquid level pipe, and the liquid level pipe is taken out of the water collecting tank, so that the liquid level sensor in the liquid level pipe is convenient to disassemble and maintain; the liquid level sensor is fixed near the inlet opening, and the workpiece is convenient to disassemble and assemble and enters from the inlet opening so as to be convenient to disassemble the liquid level sensor.

Description

Liquid level measuring device and water collecting tank sewage discharging system based on same

Technical Field

The utility model relates to a drainage equipment technical field especially relates to liquid level measurement device and because catch basin drainage of this device.

Background

In some places with low terrain, such as power plants or construction sites, a complete drainage system may not be available for various reasons, or when sewage cannot be drained in time through the existing drainage system, a sump is generally dug to temporarily collect sewage, waste water or miscellaneous water to be drained, and then the sewage is pumped out of the sump through a drainage system, such as a pump body, and is drained.

Typically, several level detectors are installed in the sump/pit to monitor the level of the liquid in real time to avoid overflow.

The utility model discloses a utility model patent for CN206625335U discloses a multi-functional drainage of sump pit, including arranging the water pump controller in the water pump control box in, still including arranging water pump and the liquid level detection ware in the sump pit in, water pump and liquid level detection ware respectively with water pump controller signal connection, its characterized in that: the overflow liquid level detector is arranged on the floor surface of the opening part of the water collecting pit and is in signal connection with the water pump controller. The drainage system has multiple functions and strong reliability, but the liquid level detector fixed in the water collecting pit is not easy to detach and maintain, and the liquid level detector arranged in the water collecting pit is easy to be wound or covered by sundries, so that the long-term use of the liquid level detector is not facilitated, and the service life of the liquid level detector is easy to reduce.

SUMMERY OF THE UTILITY MODEL

In order to solve the deficiencies provided in the background art, the utility model provides a liquid level measuring device and catch basin drainage based on this device.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a liquid level measuring device, is in including cylindrical liquid level pipe and from the top down set gradually a plurality of level sensor in the liquid level pipe, a plurality of inlet opening has been seted up in proper order to the bottom on the liquid level pipe, level sensor is close to the inlet opening sets up.

Preferably, a first filter screen is fixed at the bottom end of the liquid level pipe.

Preferably, a plurality of the water inlet holes are provided with second filter screens.

Preferably, still including being used for fixing the guide rail frame on the catch basin lateral wall, the symmetry is fixed with the epitaxy on the lateral wall of liquid level pipe both sides, the epitaxy with guide rail frame sliding connection.

Preferably, the top end of the extension is provided with a limit flange for preventing the extension from continuously sliding.

The utility model provides a sump drainage system based on above-mentioned liquid level measurement device, includes remote control system, siren and locates the drain pump in the sump, the liquid level pipe is fixed sump one side, just the bottom of liquid level pipe with the sump bottom leaves the clearance, drain pump, siren and level sensor all with the remote control system electricity is connected.

Preferably, an aeration main pipe is erected at the bottom of the water collecting tank and connected with an air pump through a pipeline, an aeration head with a downward opening is arranged on the aeration main pipe, and the air pump is electrically connected with the remote control system.

Preferably, the aeration head is in a shape of a pipe bent downwards, and a sludge filter screen is arranged in the aeration head.

Preferably, a fixed base is arranged at the bottom of the water collecting tank, and the drainage pump is arranged on the fixed base.

The utility model has the advantages that: 1) the liquid level sensor is arranged in the liquid level pipe, so that on one hand, the liquid level sensor can be prevented from being blown by wind and sun when the liquid level is insufficient, and on the other hand, the liquid level pipe is provided with the filter screen, so that the liquid level sensor can be prevented from being wound or covered by sundries in the water collecting tank, and the service life of the liquid level sensor can be prolonged; on the other hand, the liquid level pipe is taken out of the water collecting tank, so that the liquid level sensor in the liquid level pipe is convenient to disassemble and maintain; the liquid level sensor is fixed near the inlet opening, and the workpiece is convenient to disassemble and assemble and enters from the inlet opening so as to be convenient to disassemble the liquid level sensor.

2) Through remote control system, siren, drain pump and level sensor's cooperation, can in time monitor the water level, timely drainage, when the water level was too high, the siren can play the effect of reminding, avoids the water to spill over. Through air pump to aeration person in charge air feed and aeration, not only can prevent long-term deposit at the sludge stink of sump pit bottom, can form moreover and stir mud, conveniently discharge it through the drain pump, be favorable to the washing of sump pit bottom.

Drawings

Fig. 1 is a schematic view of the whole structure of the sewage system of the middle collecting tank of the utility model.

Fig. 2 is a schematic view of the installation structure of the middle liquid level measuring device of the present invention.

Fig. 3 is a control diagram of the sewage system of the present invention.

Wherein: 101-a water collecting tank, 1-a liquid level pipe, 11-a first filter screen, 2-a water inlet hole, 21-a second filter screen, 3-a liquid level sensor, 4-an extension, 41-a limiting folding edge, 5-a guide rail frame, 6-an aeration main pipe, 7-an aeration head, 8-a sludge filter screen, 9-a fixed base and 10-a drainage pump.

Detailed Description

The present invention will be further explained with reference to the accompanying drawings.

The utility model provides a liquid level measuring device, as shown in fig. 1 ~ 3, including columnar liquid level pipe 1 and from the top down set gradually a plurality of level sensor 3 in the liquid level pipe 1, liquid level pipe 1 sets the column, convenient washing, a plurality of inlet opening 2 has been seted up in proper order from the top down on the liquid level pipe 1, level sensor 3 is close to inlet opening 2 sets up, stretches into hand from inlet opening 2, and the convenience is dismantled, is maintained level sensor 3.

In this embodiment, a first filter screen 11 is fixed at the bottom end of the liquid level pipe 1; a plurality of the water inlet holes 2 are all provided with a second filter screen 21. The arrangement of the first filter screen 11 and the second filter screen can prevent sundries in the water collecting tank 101 from entering the liquid level pipe 1, so that the cleanness of the liquid level sensor 3 can be kept, and the service life of the liquid level sensor is prolonged.

In this embodiment, the liquid level pipe further comprises a guide rail frame 5 fixed on the side wall of the water collecting tank 101, extensions 4 are symmetrically fixed on the side walls of two sides of the liquid level pipe 1, the extensions 4 are slidably connected with the guide rail frame 5, and the top end of each extension 4 is provided with a limiting folding edge 41 for preventing the extension 4 from continuously sliding; the guide rail frame 5 is vertically fixed on the side wall of the water collecting tank 101 through bolts and the like, then the liquid level pipe 1 is fixed on the guide rail frame 5 through the extension 4 in a sliding connection mode, and the limiting folding edge 41 at the top of the extension 4 can limit the liquid level pipe 1 and prevent the liquid level pipe from continuously sliding downwards; when liquid level sensor 3 needs to be maintained, the liquid level pipe 1 is pulled out from the guide rail frame 5, and then the subsequent operation can be carried out on the liquid level sensor 3, and the operation is simple and convenient.

A collecting tank sewage discharging system based on the liquid level measuring device is shown in figures 1 to 3 and comprises a remote control system, an alarm and a draining pump 10 arranged in a collecting tank 101, wherein a liquid level pipe 1 is fixed on one side of the collecting tank 101, a gap is reserved between the bottom of the liquid level pipe 1 and the bottom of the collecting tank 101, so that a water body can conveniently enter the liquid level pipe 1 from the bottom, the draining pump 10, the alarm and a liquid level sensor 3 are electrically connected with the remote control system, and the remote control system can be a PLC (programmable logic controller).

In this embodiment, an aeration main pipe 6 is erected at the bottom of the water collecting tank 101, the aeration main pipe 6 is connected with an air pump through a pipeline, an aeration head 7 with a downward opening is arranged on the aeration main pipe 6, the aeration head 7 is in a bent and downward tubular shape, a sludge filter screen 8 is arranged in the aeration head 7, and the air pump is electrically connected with the remote control system. Set up like this, when aeration head 7 was given vent to anger, can play better aeration effect and stirring effect to the sedimentary mud in catch basin 101 bottom, the setting of mud filter screen 8 can also prevent that impurity from blockking up aeration head 7.

In this embodiment, a fixed base 9 is disposed at the bottom of the water collecting tank 101, and the drainage pump 10 is disposed on the fixed base 9.

The working mode and principle are as follows:

after a certain amount of sewage enters the water collecting tank 101, the liquid level sensor 3 detects the liquid level of the water collecting tank 101 in real time, and after the liquid level sensor 3 at the bottom detects the liquid level, a detection signal is transmitted to the remote control system, and the remote control system controls the drainage of the drainage pump 10. When the liquid level rises to a certain height, the liquid level sensor 3 at the uppermost end of the liquid level pipe 1 detects the liquid level, a detection signal is transmitted to the remote control system, and the remote control system controls the alarm to give an alarm. After the system operation one end time, can open the air pump as required and be responsible for 6 through the aeration and ventilate to the catch basin 101 bottom, stir bottom mud and sewage mixture through the air current, prevent bottom sewage, mud foul smell, open drain pump 10 simultaneously and discharge bottom sewage, make things convenient for the clearance of bottom mud.

The above embodiments are only used for illustrating the present invention, and not for limiting the present invention, and those skilled in the relevant technical field can make various changes and modifications without departing from the spirit and scope of the present invention, so that all equivalent technical solutions also belong to the scope of the present invention, and the protection scope of the present invention should be defined by the claims.

Claims

1. The liquid level measuring device is characterized by comprising a columnar liquid level pipe (1) and a plurality of liquid level sensors (3) which are sequentially arranged in the liquid level pipe (1) from top to bottom, wherein the liquid level pipe (1) is sequentially provided with a plurality of water inlet holes (2) from top to bottom, the liquid level sensors (3) are arranged close to the water inlet holes (2), a first filter screen (11) is fixed at the bottom end of the liquid level pipe (1), and second filter screens (21) are arranged on the water inlet holes (2).

2. The liquid level measuring device according to claim 1, further comprising a rail bracket (5) for fixing on the side wall of the collecting tank (101), wherein extensions (4) are symmetrically fixed on the side walls of two sides of the liquid level pipe (1), and the extensions (4) are slidably connected with the rail bracket (5).

3. Level gauge according to claim 2, characterized in that the top end of the extension (4) is provided with a stop flange (41) preventing its continued sliding.

4. A sump drainage system, comprising the liquid level measuring device of any one of claims 1 to 3, and further comprising a remote control system, an alarm, and a drainage pump (10) disposed in the sump (101), wherein the liquid level pipe (1) is fixed on one side of the sump (101), a gap is left between the bottom of the liquid level pipe (1) and the bottom of the sump (101), and the drainage pump (10), the alarm, and the liquid level sensor (3) are electrically connected to the remote control system.

5. The sewage draining system of the water collecting tank as claimed in claim 4, wherein an aeration main pipe (6) is erected at the bottom of the water collecting tank (101), the aeration main pipe (6) is connected with an air pump through a pipeline, an aeration head (7) with a downward opening is arranged on the aeration main pipe (6), and the air pump is electrically connected with the remote control system.

6. The catch basin sewage system according to claim 5, characterized in that the aerator (7) is in the shape of a pipe bent downwards, and a sludge screen (8) is arranged in the aerator (7).

7. The sump sewer system according to claim 4, characterized in that the bottom of the sump (101) is provided with a fixed base (9), and the drain pump (10) is provided on the fixed base (9).