CN211785296U

CN211785296U - Portable water quality testing device

Info

Publication number: CN211785296U
Application number: CN202020314398.7U
Authority: CN
Inventors: 王吉昌
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-03-13
Filing date: 2020-03-13
Publication date: 2020-10-27
Anticipated expiration: 2030-03-13

Abstract

The utility model provides a portable water quality detection device, which comprises an equipment main body, a photovoltaic cell panel, a telescopic device and a sensor; the equipment main body comprises a shell and an internal device, wherein the internal device is arranged inside the shell and comprises an anti-reverse connection protection device, a DC/DC circuit module, a storage battery pack, an overload protection device, a control unit and a data conversion unit; the shell is provided with a switch and a display; the storage battery pack is provided with an external charging port and an LED indicating lamp for displaying electric quantity, and the sensor comprises an electrochemical sensor for detecting pH value and a temperature sensor for detecting temperature. This portable water quality testing device can be convenient for the measurement of different degree of depth quality of water pH to through the measurement to corresponding water temperature, guarantee to detect the accuracy of pH and decide, improve measurement accuracy, in addition, through the external setting of charging the mouth of photovoltaic cell board and storage battery, can charge for water quality testing device in real time, long when improvement detection device's use.

Description

Portable water quality testing device

Technical Field

The utility model relates to a water quality testing field specifically is a portable quality of water pH detection device suitable for different waters.

Background

Water is a source for the development of human beings and all living bodies, and plays an important role in human life and production. However, with the development of industrial society, water shortage and water pollution phenomena are becoming important problems to be solved by human beings. Although the phenomenon of water pollution is relieved in recent years with the enhancement of environmental awareness, a large amount of industrial wastewater and domestic sewage are discharged into natural water bodies, so that the phenomenon of water pollution is still serious. The water body pollution not only causes immeasurable loss to the natural environment, but also causes serious influence to human life and production, and even endangers the human declared safety. Therefore, in production and life, real-time monitoring of natural water quality is very important. The pH value detection is the most common and basic water body detection index at present, and the water body quality can be most directly displayed by detecting the pH value detection. In the existing pH detection, the defects of complex instrument, complex use, incapability of ensuring electric quantity, incapability of continuously monitoring the pH values of different water layers in real time and the like exist, so that the pH detection device which can be used for accurately detecting the pH values of different water layers and can be used for a long time in the aspect of carrying is very important.

Disclosure of Invention

To the above problem, the utility model provides a take formula water quality testing device, its convenient operation, simple structure can just carry out the precision measurement to different water layers, and sustainable use, can effectively solve the problem in the background art.

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

a portable water quality detection device comprises an equipment main body, a photovoltaic cell panel, a telescopic device and a sensor; the equipment main body comprises a shell and an internal device, wherein the internal device is arranged inside the shell and comprises an anti-reverse connection protection device, a DC/DC circuit module, a storage battery pack, an overload protection device, a control unit and a data conversion unit; the shell is provided with a switch and a display; the photovoltaic cell panel is sequentially connected with the reverse connection prevention protection device, the DC/DC circuit module and the input end of the storage battery pack through leads, the output end of the storage battery pack is connected with the switch through a lead, the other end of the switch is electrically connected with the control unit through the overload protection device, the input end of the control unit is electrically connected with the sensor through the data conversion unit, and the output end of the control unit is electrically connected with the display; the sensor comprises an electrochemical sensor for detecting the pH value and a temperature sensor for detecting the temperature, the telescopic device is arranged between the equipment main body and the sensor, and the sensor is arranged at the end part of the telescopic device.

Further, the reverse connection prevention protection unit is a diode.

Further, the control unit is a single chip microcomputer.

Further, the data conversion unit comprises a pH value AD module and a temperature AD module.

Further, the overload protection device is a resistance device.

Further, the telescopic device comprises a telescopic rod.

Further, the display is a liquid crystal display.

Further, the photovoltaic cell panel is foldable.

Furthermore, the storage battery pack is also provided with an external charging port.

Compared with the prior art, the utility model discloses following beneficial effect has:

(1) the electrochemical sensor and the temperature sensor can detect the pH value of the water body and accurately detect the temperature of the water body, so that the pH value can be accurately detected, and the measurement precision is improved.

(2) Through the use of telescoping device, can make the sensor can go deep into different water layers to all can measure the pH of different water layers, be favorable to understanding the water pollution condition on the whole, and, because rope device and detecting system integration set up, can save current testing process's water sample collection process, the simplified operation.

(3) Through photovoltaic cell panel's setting, can charge for water quality testing device in real time, long when improving detection device's use to can realize long-term sustainable detection, guarantee the abundant and complete of data detected, prevent because of the detection interruption phenomenon that open-air no power or battery power not enough lead to takes place. In addition, storage battery still is provided with external mouth that charges, also can use when photovoltaic cell board can't use or the electric quantity is not enough to charge, comprehensive improvement equipment's live time.

Drawings

FIG. 1 is a flow chart of the detection device of the present invention;

FIG. 2 is a schematic view of the overall structure of the present invention;

fig. 3 is a schematic view of the main structure of the apparatus of the present invention.

In the figure: 1-a photovoltaic cell panel; 2-a device body; 3-reverse connection prevention protection device; a 4-DC/DC circuit module; 5-a battery pack; 6-a switch; 7-overload protection means; 8-a control unit; 9-a display; 10-a data conversion unit; 11-a telescopic device; 12-a sensor.

Detailed Description

The technical solution in the embodiment of the present invention is described clearly and completely with reference to the accompanying drawings in the embodiment of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention based on the embodiments of the present invention.

Referring to fig. 1, the utility model relates to a portable water quality testing device suitable for different waters, it mainly includes data acquisition, data conversion, data analysis, result display lamp module.

Referring to fig. 2 and 3, the utility model provides an embodiment, a portable water quality testing device, it contains equipment principal 2, photovoltaic cell board 1, telescoping device 11, sensor 12. The equipment main body 2 contain shell and internal installation, photovoltaic cell panel 1 for collapsible setting, can fold when not using and place to save storage space, the flexible length of telescoping device 11 between 0.2-3m, can adjust the flexible length of telescoping device based on the measurement degree of depth of reality in the actual operation process, sensor 12 contains the electrochemical sensor who detects the pH value and the temperature sensor who detects the temperature for parameters such as real-time measurement pH and temperature.

The internal device of the equipment main body 2 is arranged inside the shell and comprises an anti-reverse connection protection device 3, a DC/DC circuit module 4, a storage battery pack 5, an overload protection device 7, a control unit 8 and a data conversion unit 10; the reverse connection prevention protection device 3 is a diode and can prevent a circuit from being reversely connected and protect electrical components, the DC/DC circuit module can convert electric energy obtained by the photovoltaic cell panel into electric energy available for the storage battery pack, the overload protection device 7 can adjust current and voltage to prevent overload from burning the electrical components, the data conversion unit 10 can convert analog signals collected by the sensor into digital signals, and the control unit can be a single chip microcomputer and is used for analyzing and summarizing the data signals processed by the data conversion unit.

The shell is provided with a switch 6 and a display 9, and the display 9 can be used for displaying information such as pH, temperature, acquisition times, time and the like. The photovoltaic cell panel 1 is sequentially connected with the reverse connection prevention protection device 3, the DC/DC circuit module 4 and the input end of the storage battery pack 5 through leads, the output end of the storage battery pack 5 is connected with the switch 6 through a lead, the other end of the switch 6 is electrically connected with the control unit 8 through the overload protection device 7, the input end of the control unit 8 is electrically connected with the sensor 12 through the data conversion unit 10, the output end of the control unit 8 is electrically connected with the display 9, the expansion device 11 is arranged between the equipment main body 2 and the sensor 12, and the sensor 12 is arranged at the end part of the expansion device 11.

Further, storage battery 5 still can set up external charging mouth for use of charging when photovoltaic cell board can't use or the electric quantity is not enough, and storage battery 5 still is connected with the LED pilot lamp, shows green when the battery is full of, shows yellow when the electric quantity is less than 50%, shows red when the electric quantity is less than 10%. A USB port may be provided on the apparatus main body 2 for transmitting internal data of the portable water quality detection apparatus to other external apparatuses.

The working principle is as follows: under the sun closes, expandes the utility model discloses portable water quality testing device's photovoltaic cell board charges to detection device, and after the electric quantity was full of, battery indicator showed green, can pack up photovoltaic cell board to practice thrift operating space. When using the utility model discloses during portable water quality testing device, open switch 6, wait for the machine self-checking, when display 9 shows "the self-checking passes through" word, can carry out the testing operation, according to actual measurement's liquid degree of depth, can manually take telescoping device 11 out, make sensor 12 go deep into the liquid degree of depth that needs the measurement, wait for display numerical value to show stable back, measure the completion promptly.

The utility model discloses portable water quality testing device except can being used to the measurement of different environment waters pH, temperature etc, also can be used to the measurement of the pH of other liquids such as soup base, fruit juice, milk etc. and application range is extensive.

It is obvious to a person skilled in the art that the invention is not limited to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. Therefore, the embodiments should be considered exemplary, and not restrictive, at all points, and various changes and modifications may be made without departing from the spirit and scope of the invention as claimed.

Claims

1. A portable water quality detection device comprises an equipment main body, a photovoltaic cell panel, a telescopic device and a sensor; the equipment main body comprises a shell and an internal device, wherein the internal device is arranged inside the shell and comprises an anti-reverse connection protection device, a DC/DC circuit module, a storage battery pack, an overload protection device, a control unit and a data conversion unit; the shell is provided with a switch and a display; the photovoltaic cell panel is sequentially connected with the reverse connection prevention protection device, the DC/DC circuit module and the input end of the storage battery pack through leads, the output end of the storage battery pack is connected with the switch through a lead, the other end of the switch is electrically connected with the control unit through the overload protection device, the input end of the control unit is electrically connected with the sensor through the data conversion unit, and the output end of the control unit is electrically connected with the display; the sensor comprises an electrochemical sensor for detecting the pH value and a temperature sensor for detecting the temperature, the telescopic device is arranged between the equipment main body and the sensor, and the sensor is arranged at the end part of the telescopic device.

2. The portable water quality detection device of claim 1, wherein the reverse-connection prevention protection device is a diode.

3. The portable water quality detection device of claim 1, wherein the control unit is a single chip microcomputer.

4. The portable water quality detection device of claim 1, wherein the data conversion unit comprises a pH value AD module and a temperature AD module.

5. The portable water quality detecting device according to claim 1, wherein the overload protecting means is a resistance device.

6. The portable water quality detection device of claim 1, wherein the telescoping device comprises a telescoping rod.

7. The portable water quality detection device of claim 1, wherein the display is a liquid crystal display.

8. The portable water quality detection device of claim 1, wherein the photovoltaic cell panel is foldable.

9. The portable water quality detection device of claim 1, wherein the storage battery pack is further provided with an external charging port and an LED indicator light for displaying electric quantity.

10. The portable water quality detection device of claim 1, wherein the device body is provided with a USB port for transmitting internal data of the portable water quality pH detection device to other external devices.