CN207611040U - A kind of water quality monitor - Google Patents

Abstract

This utility model relates to a water quality monitor, including a housing, a monitoring probe, a pumping mechanism, a self-cleaning mechanism, and a control module. The housing has a mounting hole and a water inlet at the top and a water outlet at the bottom. The monitoring probe is mounted in the mounting hole via a mounting base. The pumping mechanism includes a water supply pipe, a transition pipe, and a filter bag. The transition pipe is bent. The self-cleaning mechanism includes a motor, a rotating shaft, and a propeller. The propeller is arranged along the periphery of the rotating shaft. The control module includes a monitoring control unit, a self-cleaning control unit, and a pumping control unit. This utility model has a novel structure and can achieve cleaning operations on the inner wall of the housing and the monitoring probe, improving measurement accuracy. At the same time, it can effectively prevent the water supply pipe from touching the bottom, preventing mud or other solid substances from the bottom of the water from entering the monitor and extending the service life of the monitor.

Description

A water quality monitor

technical field

The utility model belongs to the technical field of water quality monitoring, in particular to a water quality monitoring instrument.

Background technique

The water quality monitor can measure the PH value, conductivity, dissolved oxygen, salinity, solute, seawater specific gravity, temperature, turbidity, depth and redox potential of water, which can meet the requirements of various surface water, groundwater, industrial and domestic sewage, The measurement needs of breeding and water supply plants can be widely used in the fields of environmental protection, scientific research monitoring and production control. It is one of the ideal special instruments for environmental monitoring and management in the era of industrial automation.

The currently used water quality monitors are difficult to clean quickly, and there will be residual debris on the monitoring probe and the inner wall of the housing, which will affect the monitoring results. At the same time, the water delivery pipe is in the form of a straight pipe. When the water level is too low, the water delivery pipe is easy to touch the bottom, and the water pump is easy to pump up sediment or other solid substances at the bottom of the water, which will cause the monitor to block and cannot operate normally, affecting the service life.

Utility model content

Aiming at the various deficiencies of the prior art, in order to solve the above problems, a water quality monitor is proposed.

In order to achieve the above object, the utility model provides the following technical solutions:

A water quality monitor, comprising a casing and a monitoring probe located inside the casing, and also includes a pumping mechanism, a self-cleaning mechanism and a control module, the top of the casing is provided with a mounting hole and a water inlet, and the bottom of the casing is provided with a water outlet. The probe is installed in the mounting hole through the mounting base;

The pumping mechanism includes a water delivery pipe, a transition pipe and a filter bag, one end of the water delivery pipe communicates with the water inlet, and the other end communicates with one end of the transition pipe, the transition pipe is bent, and the filter bag cover It is located at the other end of the transition pipe, and a water pump is provided at the water inlet;

The self-cleaning mechanism includes a motor, a rotating shaft and a propeller. The motor is located outside the casing, and its output end is connected with a driving gear. The rotating shaft is arranged inside the casing along a vertical direction, and its bottom is connected to the casing in rotation, and its top runs through the casing. And a driven gear is provided, and the propeller is arranged along the periphery of the rotating shaft;

The control module includes a monitoring control unit, a self-cleaning control unit and a pumping control unit, the monitoring probe is connected to the monitoring control unit, the motor is connected to the self-cleaning control unit, and the water pump is connected to the pumping control unit.

Further, the transition pipe includes a first pipe body and a second pipe body connected to each other, and the angle between the first pipe body and the second pipe body is 50-65°.

Further, the first pipe body is connected to the water delivery pipe through a connecting piece, and water inlet holes are evenly distributed on the second pipe body.

Further, a shaft seat is provided at the joint between the rotating shaft and the housing, and the shaft seat is rotatably connected to the rotating shaft.

Further, a liquid level sensor is provided on the inner wall of the housing, and a solenoid valve is provided at the water outlet, and both the liquid level sensor and the solenoid valve are connected in communication with the control module.

Further, a groove is provided inside the installation seat, a connection seat is provided on the top of the monitoring probe, and a connecting rod embedded in the connection seat is provided in the groove.

Further, the surface of the connecting rod is provided with external threads, the inside of the connecting seat is provided with a long hole, and the wall of the long hole is provided with internal threads matching the external threads.

The beneficial effects of the utility model are:

1. The motor drives the rotating shaft and the propeller to rotate, causing the water inside the shell to vortex to realize the cleaning operation on the inner wall of the shell. By pulling out the mounting seat and twisting the monitoring probe, the monitoring probe and the mounting seat are separated, and then the monitoring probe is realized. Clean operation prevents the growth of microorganisms, and at the same time prevents impurities from adhering to the inner wall of the housing and the surface of the monitoring probe. The structure is novel and the measurement accuracy is improved.

2. By setting a bent transition pipe, the lowest point of the water pipe is transformed into the bend of the transition pipe, which effectively prevents the water pipe from touching the bottom and prevents sediment or other solid substances from entering the monitor. The service life of the monitor is extended.

Description of drawings

Fig. 1 is the overall structural representation of the utility model;

Fig. 2 is a longitudinal sectional view of the mount;

Fig. 3 is a schematic diagram of the structure of the connecting seat.

In the drawings: 1-housing, 2-monitoring probe, 3-mounting seat, 301-groove, 4-motor, 5-rotating shaft, 6-propeller, 7-shaft seat, 8-driving gear, 9-driven gear , 10-water inlet, 11-water outlet, 12-liquid level sensor, 13-solenoid valve, 14-water delivery pipe, 15-first pipe body, 16-second pipe body, 17-filter bag, 18-water pump , 19-connector, 20-connecting rod, 21-connecting seat, 2101-long hole.

Detailed ways

In order to enable those skilled in the art to better understand the technical solution of the utility model, the technical solution of the utility model is clearly and completely described below in conjunction with the accompanying drawings of the utility model. Based on the embodiments in the application, those skilled in the art Other similar embodiments obtained by technicians without creative efforts shall all fall within the protection scope of the present application. In addition, the directional words mentioned in the following embodiments, such as "upper", "lower", "left", "right", etc., are only referring to the directions of the drawings, therefore, the directional words used are for illustration rather than limitation invent.

Below in conjunction with accompanying drawing and preferred embodiment the utility model is described further.

Embodiment one:

As shown in Figure 1, a water quality monitor includes a housing 1, a monitoring probe 2, a pumping mechanism, a self-cleaning mechanism and a control module, the top of the housing 1 is provided with a mounting hole and a water inlet 10, and the bottom is provided with a water outlet 11. A liquid level sensor 12 is provided on its inner wall for real-time monitoring of the water level in the shell 1. A solenoid valve 13 is provided at the water outlet 11 for opening or closing the water outlet 11. The liquid level sensor 12 and the electromagnetic The valves 13 are all communicated with the control module. At the same time, the position of the liquid level sensor 12 is higher than the position of the bottom of the monitoring probe 2 .

As shown in Figures 1-3, the monitoring probe 2 is located inside the housing 1, and it is installed in the mounting hole through the mounting base 3. The mounting base 3 is set in the shape of a circular platform, and a groove 301 is provided inside it. The monitoring The top of the probe 2 is provided with a connecting seat 21 , and the groove 301 is provided with a connecting rod 20 embedded in the connecting seat 21 . At the same time, the surface of the connecting rod 20 is provided with an external thread, and the inside of the connecting seat 21 is provided with a long hole 2101, and the wall of the long hole 2101 is provided with an internal thread matching the external thread. That is to say, by tightening or loosening the monitoring probe 2 , the installation or disassembly operation of the monitoring probe 2 and the mounting base 3 can be realized, which is convenient for cleaning or replacing the monitoring probe 2 .

The pumping mechanism includes a water delivery pipe 14, a transition pipe and a filter bag 17, one end of the water delivery pipe 14 communicates with the water inlet 10, and the other end communicates with one end of the transition pipe, and the filter bag 17 is sleeved on the transition pipe At the other end, the water inlet 10 is provided with a water pump 18, the transition pipe and the filter bag 17 are placed in the water body, and water is injected into the shell 1 through the water pump 18. In order to prevent the water delivery pipe 14 from touching the bottom, the transition pipe is bent, and it includes a first pipe body 15 and a second pipe body 16 connected to each other, and the angle between the first pipe body 15 and the second pipe body 16 is 50-65°. That is to say, the lowest point of the water delivery pipe 14 is developed into the bend of the transition pipe (that is, the junction of the first pipe body 15 and the second pipe body 16), so as to prevent the water pump 18 from sucking sediment or other solid substances at the bottom of the water. The first pipe body 15 is connected to the water delivery pipe 14 through a connector 19, and the water inlet holes are evenly distributed on the second pipe body 16, and the filter bag 17 is sleeved on the periphery of the water inlet holes, so A small amount of silt or other solid matter mixed with it is initially filtered, and the remaining very small amount of silt or other solid matter is deposited at the bend of the transition pipe.

The self-cleaning mechanism includes a motor 4, a rotating shaft 5 and a propeller 6. The motor 4 is located outside the casing 1, and its output end is connected with a driving gear 8. The rotating shaft 5 is arranged inside the casing 1 along a vertical direction, and its bottom is connected to the inside of the casing 1. The casing 1 is rotatably connected, and its top passes through the casing 1 and is provided with a driven gear 9 . In order to realize the rotatable connection between the rotating shaft 5 and the casing 1, a shaft seat 7 is provided at the joint between the rotating shaft 5 and the casing 1, the rotating shaft 5 passes through the shaft seat 7, and the two are rotatably connected, and the propeller 6 is along the The peripheral setting of rotating shaft 5. The motor 4 drives the rotating shaft 5 and the propeller 6 to rotate, so that the water inside the shell 1 is swirled, and the cleaning operation of the inner wall of the shell is realized.

The control module includes a monitoring control unit, a self-cleaning control unit and a pumping control unit, the monitoring probe 2 is connected to the monitoring control unit, the motor 4 is connected to the self-cleaning control unit, and the water pump 18 is connected to the pumping control unit. communication connection.

The specific working process is as follows: After the detection probe 3 is connected to the mounting base 3, the mounting base 3 is placed in the mounting hole, the pumping control unit issues pumping instructions to the water pump 18, the water enters the interior of the shell 1 through the water delivery pipe 14, and the liquid level sensor 12 After detecting that the water level reaches the set value, a signal is uploaded to the control module, and the pumping control unit issues an instruction to the water pump 18 to stop pumping, and the monitoring probe 2 performs monitoring work and transmits the information to the monitoring control unit in time. After the monitoring work is finished, the lower motor 4 of the self-cleaning control unit issues an instruction to turn on, and the rotating shaft 5 and the propeller 6 rotate, prompting the water inside the shell 1 to vortex and clean the inner wall of the shell. After the cleaning work is finished, the lower motor 4 of the self-cleaning control unit issues a stop instruction, and at the same time, the control unit issues an opening instruction to the solenoid valve 13, and water is discharged from the water outlet 11. After the drainage work is finished, the control unit issues a closing instruction to the solenoid valve 13, and then the next monitoring operation can be performed.

The utility model has been described in detail above. The above description is only a preferred embodiment of the utility model. When it cannot limit the scope of the utility model, all equivalent changes and modifications made according to the scope of the application should be Still belong to the scope covered by the present utility model.

Claims (7)

1. a kind of water quality monitor, including shell and the monitoring probe positioned at enclosure, it is characterised in that：It further include water pumper Structure, self-cleaning mechanism and control module, the cover top portion are equipped with mounting hole and water inlet, and bottom is equipped with water outlet, the prison Probing head is set to by mounting base in mounting hole；

The water pumping mechanism includes water-supply-pipe, coupling tube and Filter-screen bag, and one end of the water-supply-pipe is connected to water inlet, another End is connected to one end of coupling tube, and the coupling tube is in bending, and Filter-screen bag is set in the other end of coupling tube, the water inlet Water pump is equipped at mouthful；

The self-cleaning mechanism includes motor, shaft and propeller, and the motor is located at shell exterior, and output end is connected with actively Gear, the shaft are set to enclosure along vertical direction, and bottom is rotatablely connected with shell, and top is through shell and sets There are driven gear, the propeller to be arranged along the periphery of shaft；

The control module includes monitoring and controlling unit, self-cleaning control unit and control unit of drawing water, and the monitoring is popped one's head in and prison Observing and controlling unit communications connect, and the motor is connected with the communication of self-cleaning control unit, the water pump and control unit communication of drawing water Connection.

2. a kind of water quality monitor according to claim 1, it is characterised in that：The coupling tube includes first to be connected Tube body and the second tube body, and the angle of the first tube body and the second tube body is 50-65 °.

3. a kind of water quality monitor according to claim 2, it is characterised in that：First tube body by connector with it is defeated Water pipe connects, uniformly distributed inlet opening on second tube body.

4. a kind of water quality monitor according to claim 1, it is characterised in that：The shaft is equipped with axis with shell joint Seat, the axle bed are rotatably connected with shaft.

5. a kind of water quality monitor according to claim 1, it is characterised in that：The inner wall of the shell is passed equipped with liquid level Sensor, the water outlet are equipped with solenoid valve, and the liquid level sensor and solenoid valve, which are communicated with control module, to be connected.

6. according to a kind of any water quality monitors of claim 2-5, it is characterised in that：The mounting base is internally provided with recessed The top of slot, the monitoring probe is equipped with connecting seat, the connecting rod being equipped in the groove inside embedded connecting seat.

7. a kind of water quality monitor according to claim 6, it is characterised in that：The connecting rod surface is equipped with external screw thread, The connecting seat is internally provided with strip hole, and the hole wall of the strip hole is equipped with and the matched internal thread of external screw thread.