CN222138772U - Water purifier with flow increment adjustment - Google Patents

Abstract

The utility model provides a water purifier of flow increment regulation, includes water inlet, thermometer, RO membrane filter core and automatically controlled board, its characterized in that is equipped with phase change energy storage module between water inlet and RO membrane filter core, wherein phase change energy storage module includes casing, heat exchanger, phase change material and the module heating member of phase change point at 20 ~50 ℃ have the circulation runner in the heat exchanger, pack between heat exchanger and casing phase change material is provided with the module heating member in phase change material department in the casing, is equipped with into water thermometer in water inlet department, gathers temperature feedback to automatically controlled board, automatically controlled board signal connection module heating member. The utility model relates to a water purifier with flow increment adjustment, which is a device for preheating a water source by adopting a phase-change energy storage module after the temperature of the water source is lower than a preset temperature, wherein the phase change after energy storage can spontaneously conduct heat under the condition of temperature difference, and the heating process is stable, controllable and reliable, so that the guarantee of stable operation of a subsequent membrane filter is provided.

Description

Water purifier with flow increment adjustment

[ Field of technology ]

The utility model relates to the technical field of water purifiers, in particular to a technology for providing flow increment for a water purifier through a phase change material.

[ Background Art ]

With the improvement of living standard, people have higher requirements on the standard of drinking water, the household conservation rate of the water purifier is increased, and especially the unique pure water technology of the reverse osmosis water purifier is gradually accepted and favored by more and more people.

However, the flux of a reverse osmosis membrane which is a core component of the reverse osmosis water purifier is affected by temperature, the reverse osmosis membrane utilizes the principle that water sources are permeated on two sides of membranes with different ion concentrations, the reverse osmosis membrane is subjected to reverse osmosis, the temperature of the water sources is required to be higher than the lowest temperature at which the permeation phenomenon can occur, the permeation process is slow under the condition of low temperature in winter, the flow of the reverse osmosis membrane is attenuated to half or more, and the use experience of a user is obviously affected. If the flux cost performance of the water purifier is simply improved, the water purifier is low.

There are disclosed a reverse osmosis water purification system having a heating function and a water purifier thereof, such as CN201921678947.2, wherein a heating module is provided on a circulation flow channel, and when an actual water inlet temperature of a membrane filtration unit is lower than a preset water inlet temperature, the heating module starts to operate and can not stop until the actual water inlet temperature is higher than the preset water inlet temperature, and the technology has the problems that 1, the circulation flow channel is utilized for heating, and water of the circulation flow channel comes from wastewater discharged from the membrane filtration unit, i.e. filtered wastewater is circulated to a front end for use, and a part of idle work is done, so that system energy waste is caused; 2, the heating module is adopted to heat water, and secondary temperature measurement is needed, the heating is stopped until the preset temperature is reached, the control mode is closed-loop control, the problem of frequent start and stop exists, the final result of frequent start and stop of the heating module is that the fluctuation of water temperature is larger, the temperature of water inlet cannot well keep a stable level, and the influence on the water purifying function of reverse osmosis equipment is larger.

[ Invention ]

The utility model provides a scheme for adjusting the flow increment of a water purifier by using a phase change material as a preheating module aiming at the problems of the existing water purifier and the defects of the prior art, wherein the phase change material with the phase change temperature point of 20-50 ℃ is mainly arranged at the water inlet end of the water purifier, and a phase change material heat storage module is started to preheat inlet water under the condition that the room temperature is lower than 20 ℃, so that a water source with proper temperature is provided for a reverse osmosis water inlet device, and the flow of the water inlet device is not influenced, thereby improving the user experience.

The utility model relates to a water purifier with flow increment adjustment, which comprises a water inlet, a thermometer, an RO membrane filter core and an electric control plate, and is characterized in that a phase change energy storage module is arranged between the water inlet and the RO membrane filter core, wherein the phase change energy storage module comprises a shell, a heat exchanger, a phase change material with a phase change point of 20-50 ℃ and a module heating body, a circulation flow passage is arranged in the heat exchanger, the phase change material is filled between the heat exchanger and the shell, the module heating body is arranged at the phase change material in the shell, a water inlet thermometer is arranged at the water inlet, the acquisition temperature is fed back to the electric control plate, and the electric control plate is connected with the module heating body through a signal.

The water purifier with the flow increment adjustment further comprises a flowmeter, and the flowmeter is arranged at the water outlet of the RO membrane filter core.

The module heating body is a device for converting electric energy into heat energy of the phase-change energy storage module.

The shell of the phase change energy storage module is provided with a water inlet end and a water outlet end, and the water inlet end is connected with the water outlet end through a flow passage flowing through the heat exchanger.

The electric control board sends out a signal for starting the heating body of the module under the condition that the water inlet temperature is lower than the preset temperature.

And a module thermometer is arranged in the shell of the phase-change energy storage module, and the module thermometer detects the temperature of the phase-change energy storage module.

The module thermometer and the water inlet thermometer are an infrared thermometer, an NTC thermometer and a thermocouple thermometer.

The utility model relates to a water purifier with flow increment adjustment, which is a device for preheating a water source by adopting a phase-change energy storage module after the temperature of the water source is lower than a preset temperature, wherein the phase change after energy storage can spontaneously conduct heat under the condition of temperature difference, and the heating process is stable, controllable and reliable, so that the guarantee of stable operation of a subsequent membrane filter is provided.

[ Description of the drawings ]

FIG. 1 is a schematic view of a flow delta-regulated water purifier according to the present utility model;

the device comprises 10 parts of a water inlet, 20 parts of a thermometer, 30 parts of a module heating body, 40 parts of an RO membrane filter element, 50 parts of a phase change energy storage module, 51 parts of a shell, 52 parts of a heat exchanger, 53 parts of a module thermometer, 60 parts of a flowmeter.

[ Detailed description ] of the invention

The present utility model will be described in detail below with reference to the drawings and the embodiments, examples of which are illustrated in the accompanying drawings, wherein the same or similar reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.

In the description of the present utility model, it should be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely to facilitate describing the present utility model and simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Referring to fig. 1, a water purifier with flow increment adjustment is shown, which can preheat water flowing into the water purifier at low temperature to avoid influencing flux of an RO membrane filter element at low temperature, and the water purifier with flow increment adjustment comprises a water inlet 10, a thermometer 20, an RO membrane filter element 40 and an electric control board, and is characterized in that a phase change energy storage module 50 is arranged between the water inlet 10 and the RO membrane filter element 40, wherein the phase change energy storage module 50 comprises a shell 51, a heat exchanger 52, a phase change material (not shown) with a phase change point of 20-50 ℃ and a module heating body 30, a circulation flow channel is arranged in the heat exchanger 52, the phase change material is filled between the heat exchanger 52 and the shell 51, the module heating body 30 is arranged at the phase change material of the shell 51, the water inlet thermometer 20 is arranged at the water inlet 10, the acquisition temperature is fed back to the electric control board, and the electric control board is connected with the module heating body 30.

The water purifier with the flow increment adjustment further comprises a flowmeter 60, wherein the flowmeter 60 is arranged at the water outlet of the RO membrane filter core 40.

The module heating body 30 is a device that converts electric energy into thermal energy of the phase change energy storage module.

The shell 51 of the phase-change energy storage module 50 is provided with a water inlet end and a water outlet end, and the water inlet end is connected with the water outlet end through a flow passage flowing through the heat exchanger.

The electric control board sends out a signal for starting the heating body of the module under the condition that the water inlet temperature is lower than the preset temperature after the water inlet thermometer 20 collects water.

A module thermometer 53 is provided in the housing 51 of the phase change energy storage module 50, and the module thermometer 53 detects the temperature of the phase change energy storage module 50.

The module thermometer 53 and the intake thermometer 20 are an infrared thermometer, an NTC thermometer and a thermocouple thermometer.

The phase-change energy storage module comprises a shell, a heat exchanger, a phase-change material and a heating body, wherein the phase-change material with the melting point of 20-50 ℃ is preferable, when a machine is started, the thermometer 20 detects the water inlet temperature, if the water inlet temperature is higher than 20 ℃, the phase-change energy storage module does not work, namely the module heating body does not generate heat and does not store energy for the phase-change material, when the thermometer detects that the water inlet temperature is lower than 20 ℃, the phase-change energy storage module starts to work, the electric control board controls the heating body 30 to generate heat, the phase-change material is heated to 20-50 ℃ by the heating body, then water with the temperature lower than 20 ℃ passes through the heat exchanger 52 in the phase-change energy storage module 50, the phase-change material generates heat to preheat the water to more than 20 ℃, and the RO membrane is preheated for water inlet, so that the flow increment of low temperature in winter is realized.

The solution provided by the technical scheme is that after the water temperature is lower than the preset temperature, the module heater in the phase-change energy storage module is started to heat the phase-change material in the phase-change energy storage module, and the phase-change material can spontaneously conduct heat under the condition of temperature difference until isothermal, so that a mechanism of signal re-emission after system detection does not exist, the heating process through the phase-change material is stable, very controllable and reliable, and the guarantee of stable operation of the subsequent membrane filtration machine is provided.

While the utility model has been described with reference to the preferred embodiments, it will be understood by those skilled in the art that the present utility model is not limited thereto, and that the utility model is not limited thereto, but may be practiced without departing from the scope of the utility model, when the technical content disclosed above is utilized to make a little change or modification into equivalent embodiments of equivalent changes, but the technical content of the utility model is not deviated from, any simple modification, equivalent changes and modification of the above embodiments are all within the scope of the technical solution of the utility model.

Claims (7)

1. The utility model provides a water purifier of flow increment regulation, includes water inlet, thermometer, RO membrane filter core and automatically controlled board, its characterized in that is equipped with phase change energy storage module between water inlet and RO membrane filter core, wherein phase change energy storage module includes casing, heat exchanger, phase change material and the module heating member of phase change point at 20 ~50 ℃ have the circulation runner in the heat exchanger, pack between heat exchanger and casing phase change material is provided with the module heating member in phase change material department in the casing, is equipped with into water thermometer in water inlet department, gathers temperature feedback to automatically controlled board, automatically controlled board signal connection module heating member.

2. The flow delta-regulated water purifier of claim 1, further comprising a flow meter disposed at the RO membrane cartridge outlet.

3. The flow delta-regulated water purifier of claim 1, wherein the module heating body is a device that converts electrical energy into thermal energy of a phase-change energy storage module.

4. The water purifier of claim 3, wherein the phase change energy storage module has a housing with a water inlet and a water outlet, the water inlet being connected to the water outlet via a flow passage through the heat exchanger.

5. The flow increment adjusting water purifier of claim 4 wherein the electric control board sends a signal to activate the module heating body when the inlet water temperature is lower than a preset temperature.

6. The flow delta-regulated water purifier of claim 5, wherein a module thermometer is disposed within the housing of the phase-change energy storage module, the module thermometer detecting a temperature of the phase-change energy storage module.

7. The flow delta-regulated water purifier of claim 6, wherein the module thermometer and the inlet water thermometer are an infrared thermometer, an NTC thermometer, and a thermocouple thermometer.