CN214059956U

CN214059956U - Water purifier is with mechanism that detects water storage tank water level and TDS value

Info

Publication number: CN214059956U
Application number: CN202023171075.6U
Authority: CN
Inventors: 吴红平
Original assignee: Nanjing Yijing New Material Technology Co ltd
Current assignee: Nanjing Yijing New Material Technology Co ltd
Priority date: 2020-12-25
Filing date: 2020-12-25
Publication date: 2021-08-27
Anticipated expiration: 2030-12-25

Abstract

The utility model discloses a mechanism for detecting the water level and TDS value of a water storage tank for a water purifier, which comprises a water storage hot tank and a singlechip module; a high water level probe and a low water level probe are installed in the water storage tank, a sampling resistor R1 is connected in series between the high water level probe and a pin for sending a high level pulse potential on the single chip microcomputer module, and one end of the sampling resistor R1 connected with the high water level probe is electrically connected with a potential sampling input pin on the single chip microcomputer module through a first sampling lead; a sampling resistor R2 is connected in series between the tail end of the low water level probe and the other pin for high level pulse on the singlechip module; and one end of the sampling resistor R2, which is connected with the low water level probe, is electrically connected with the other potential sampling input pin on the singlechip module through a second sampling lead. The utility model discloses can detect the water level and the TDS value of the hot jar of water storage simultaneously to it is simple to have the circuit, characteristics that the reliability is high.

Description

Water purifier is with mechanism that detects water storage tank water level and TDS value

Technical Field

The utility model relates to a water dispenser field, in particular to mechanism that water purifier detected water storage tank water level and TDS value.

Background

At present purifier is various, generally put the TDS sensor in the water tank of normal atmospheric temperature to TDS's measurement, perhaps put in the filter core, be used for monitoring quality of water, and present detection water storage tank water level and TDS value utilize with level gauge and TDS sensor respectively to detect, because the TDS sensor is very sensitive to the temperature in addition, so nobody puts the TDS sensor in the hot jar of water storage in the market at present, because the measured value is inaccurate, to above current situation, invent a mechanism that can detect water level and TDS value simultaneously and become the urgent problem that awaits solution in the industry.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a mechanism of water purification machine detection water storage tank water level and TDS value is provided. The utility model discloses can detect the water level and the TDS value of the hot jar of water storage simultaneously to it is simple to have the circuit, characteristics that the reliability is high.

The technical scheme of the utility model: a mechanism for detecting the water level and the TDS value of a water storage tank for a water purifier comprises a hot water storage tank and a single chip microcomputer module, wherein the hot water storage tank is electrically connected with a grounding pin on the single chip microcomputer module; the method is characterized in that: a high water level probe and a low water level probe are installed in the water storage tank, a sampling resistor R1 is connected in series between the high water level probe and a pin for sending a high level pulse potential on the single chip microcomputer module, and one end of the sampling resistor R1 connected with the high water level probe is electrically connected with a potential sampling input pin on the single chip microcomputer module through a first sampling lead; a sampling resistor R2 is connected in series between the tail end of the low water level probe and the other pin for high level pulse on the singlechip module; and one end of the sampling resistor R2, which is connected with the low water level probe, is electrically connected with the other potential sampling input pin on the singlechip module through a second sampling lead.

In foretell water purifier is with the mechanism that detects water storage tank water level and TDS value, install temperature sensor in the hot jar of storage water, temperature sensor is connected with the single chip module electricity.

In the aforementioned water purifier is with the mechanism that detects water storage tank water level and TDS value, temperature sensor is the NTC sensor.

In the aforesaid water purifier is with the mechanism that detects water storage tank water level and TDS value, the top of the hot jar of storage water is equipped with the inlet tube, the bottom of the hot jar of storage water is equipped with the outlet pipe.

Compared with the prior art, the utility model has the advantages of it is following:

1. the utility model discloses can detect the water level and the TDS value of the hot jar of water storage simultaneously to it is simple to have the circuit, characteristics that the reliability is high. The pin of the singlechip module sends high-level pulse, when water in the water storage hot tank does not reach a corresponding position, the high-level probe and the low-level probe cannot be electrically communicated with the pipe wall, the water in the water storage hot tank reaches the corresponding position, the high-level probe and the low-level probe are electrically communicated with the pipe wall, the potentials of the corresponding high-level probe and the corresponding low-level probe are pulled down, and the detection of the high and low water levels of the water storage hot tank is realized; in addition, the potentials on the high water level probe and the low water level probe are sampled, and the TDS value in the water can be obtained by sampling the potentials. Furthermore, the utility model has the characteristics of the circuit is simple, and the reliability is high.

2. The utility model discloses install temperature sensor in the hot jar of storage water, utilize temperature sensor to come to detect the temperature of the hot jar of storage water.

Drawings

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

1. A water storage hot tank; 2. a single chip module; 3. a high water level probe; 4. a low water level probe; 5. a first sampling conductor line; 6. a second sampling conductor; 7. a temperature sensor; 8. a water inlet pipe; 9. and (5) discharging a water pipe.

Detailed Description

The following description is made with reference to the accompanying drawings and examples, but not to be construed as limiting the invention.

Example (b): a mechanism for detecting the water level and the TDS value of a water storage tank for a water purifier is shown in figure 1 and comprises a hot water storage tank 1 and a single chip microcomputer module 2, wherein the hot water storage tank 1 is electrically connected with a grounding pin on the single chip microcomputer module 2; a high water level probe 3 and a low water level probe 4 are installed in the water storage hot tank 1, a sampling resistor R1 is connected in series between the high water level probe 3 and a pin for sending a high level pulse potential on the single chip microcomputer module 2, and one end of the sampling resistor R1 connected with the high water level probe 3 is connected with a potential sampling input pin on the single chip microcomputer module 2 through a first sampling lead wire 5; a sampling resistor R2 is connected in series between the tail end of the low water level probe 4 and the other pin for high level pulse on the singlechip module 2; one end of the sampling resistor R2 connected with the low water level probe 4 is electrically connected with the other potential sampling input pin on the singlechip module 2 through a second sampling lead 6. The utility model discloses can detect the water level and the TDS value of the hot jar of water storage 1 simultaneously to it is simple to have a circuit, characteristics that the reliability is high. The pin of the singlechip module 2 sends high-level pulse, when the water in the water storage hot tank 1 does not reach the corresponding position, the high-level probe 3 and the low-level probe 4 are not electrically communicated with the pipe wall, the water in the water storage hot tank 1 reaches the corresponding position, the high-level probe 3 and the low-level probe 4 are electrically communicated with the pipe wall, the electric potentials of the corresponding high-level probe 3 and the low-level probe 4 are pulled down, and the detection of the high and low water levels of the water storage hot tank 1 is realized; in addition, the potentials on the high water level probe 3 and the low water level probe 4 are sampled, and the TDS value in the water can be obtained by sampling the potentials. Furthermore, the utility model has the characteristics of the circuit is simple, and the reliability is high. The water in the water storage hot tank 1 is lower than the low water level, and the water is supplemented to be normal temperature water, and only at this time, the value of TDS needs to be detected.

The temperature sensor 7 is installed in the hot water storage tank 1, the temperature sensor 7 is electrically connected with the single chip microcomputer module 2, the temperature sensor 7 is an NTC sensor, and when the temperature of water in the hot water storage tank is detected to be too high, the value of the NTC is not detected.

The top of the water storage hot tank 1 is provided with a water inlet pipe 8, and the bottom of the water storage hot tank 1 is provided with a water outlet pipe 9.

The working principle is as follows: the pin of the singlechip module 2 sends high-level pulse, when the water in the water storage hot tank 1 does not reach the corresponding position, the high-level probe 3 and the low-level probe 4 are not electrically communicated with the pipe wall, the water in the water storage hot tank 1 reaches the corresponding position, the high-level probe 3 and the low-level probe 4 are electrically communicated with the pipe wall, the electric potentials of the corresponding high-level probe 3 and the low-level probe 4 are pulled down, and the detection of the high and low water levels of the water storage hot tank 1 is realized; in addition, the potentials on the high water level probe 3 and the low water level probe 4 are sampled, and the TDS value in the water can be obtained by sampling the potentials. Furthermore the utility model has the characteristics of the circuit is simple, and the reliability is high, and the water in the hot jar of water storage 1 is less than the low water level and just begins the moisturizing, and this is that the water of mending into is normal atmospheric temperature water, only just need detect the value of TDS in this time.

Claims

1. A mechanism for detecting the water level and the TDS value of a water storage tank for a water purifier comprises a hot water storage tank (1) and a single chip microcomputer module (2), wherein the hot water storage tank (1) is electrically connected with a grounding pin on the single chip microcomputer module (2); the method is characterized in that: a high water level probe (3) and a low water level probe (4) are installed in the water storage hot tank (1), a sampling resistor R1 is connected in series between the high water level probe (3) and a pin for sending a high level pulse potential on the single chip microcomputer module (2), and one end of the sampling resistor R1 connected with the high water level probe (3) is connected with a potential sampling input pin on the single chip microcomputer module (2) through a first sampling lead wire (5); a sampling resistor R2 is connected in series between the tail end of the low water level probe (4) and the other pin for high level pulse on the singlechip module (2); one end of the sampling resistor R2 connected with the low water level probe (4) is electrically connected with the other electric potential sampling input pin on the singlechip module (2) through a second sampling wire (6).

2. The mechanism for detecting the water level and the TDS value of the water storage tank for the water purifier as recited in claim 1 is characterized in that a temperature sensor (7) is installed in the hot water storage tank (1), and the temperature sensor (7) is electrically connected with the single chip microcomputer module (2).

3. The mechanism for detecting the water storage tank water level and TDS value for a water purifier as recited in claim 2, wherein the temperature sensor (7) is an NTC sensor.

4. The mechanism for detecting the water level and the TDS value of the water storage tank for the water purifier as recited in claim 1, characterized in that a water inlet pipe (8) is arranged at the top of the hot water storage tank (1), and a water outlet pipe (9) is arranged at the bottom of the hot water storage tank (1).