CN214270264U - Water purifier - Google Patents
Water purifier Download PDFInfo
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- CN214270264U CN214270264U CN202120174427.9U CN202120174427U CN214270264U CN 214270264 U CN214270264 U CN 214270264U CN 202120174427 U CN202120174427 U CN 202120174427U CN 214270264 U CN214270264 U CN 214270264U
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Abstract
The utility model discloses a water purifier, which comprises one or more filter elements connected with a water inlet pipeline, wherein the water inlet pipeline is also connected with a flushing pipeline and a flushing device, the flushing device comprises a flushing electromagnetic valve arranged on the flushing pipeline and a flushing drainage electromagnetic valve arranged on a drainage pipeline, and the water purifier also comprises a water pressure detection device used for detecting the real-time water pressure of the water inlet end and the water outlet end of the filter elements; the flow detection device is used for detecting the instantaneous flow and the accumulated flow of the filter element; the reminding device is used for sending reminding information; the controller is electrically connected with the water pressure detection device, the flow detection device and the reminding device, calculates a real-time water pressure difference value between the water inlet end and the water outlet end of the filter element according to the detected real-time water pressure of the water inlet end and the real-time water pressure of the water outlet end of the filter element, calculates the service life of the filter element, and controls the flushing solenoid valve and the flushing drainage solenoid valve to work according to the service life of the filter element. Can wash the filter core, effectively increase the life of filter core.
Description
Technical Field
The utility model belongs to the technical field of the water purifier, concretely relates to can prolong filter core life's purifier.
Background
The water purifier can purify municipal tap water or other water sources which can not be directly drunk into purified water which can be directly drunk through an internal filter element, the core component of the water purifier is the filter element, and the current main technology is derived from an ultrafiltration membrane and an RO reverse osmosis membrane. The service life of the filter element is closely related to the water quality of raw water, the better the water quality of the raw water is, the longer the service life of the filter element is, the worse the water quality of the raw water is, and the shorter the service life of the filter element is.
Chinese patent No. CN 107998735 a discloses a device for detecting the service life of a filter element, which comprises: the fluid supercharging device is communicated with the water outlet of the filter element; the water pressure detection device is used for detecting the real-time water inlet pressure and the real-time water outlet pressure of the fluid pressurization device; a reminder device; and the controller is electrically connected with the water pressure detection device and the reminding device, calculates a real-time water pressure difference value of the fluid supercharging device according to the real-time water inlet pressure and the real-time water outlet pressure of the fluid supercharging device detected by the water pressure detection device, calculates a real-time flow value of the water outlet of the filter element according to the real-time water pressure difference value, and controls the reminding device to work according to the flow attenuation amplitude of the water outlet of the filter element. This purifier can't prolong the life of filter core, can cause the wasting of resources.
SUMMERY OF THE UTILITY MODEL
To the technical problem who exists, the utility model aims at providing a purifier can wash the filter core, effectively increases the life of filter core.
The technical scheme of the utility model is that:
a water purifier comprises one or more filter elements connected with a water inlet pipeline, wherein the water inlet pipeline is also connected with a flushing pipeline and a flushing device, the flushing device comprises a flushing electromagnetic valve arranged on the flushing pipeline and a flushing drainage electromagnetic valve arranged on a drainage pipeline, and the water purifier also comprises a water pressure detection device used for detecting real-time water pressure of a water inlet end and a water outlet end of each filter element; the flow detection device is used for detecting the instantaneous flow and the accumulated flow of the filter element; the reminding device is used for sending reminding information; the controller is electrically connected with the water pressure detection device, the flow detection device and the reminding device, calculates a real-time water pressure difference value between the water inlet end and the water outlet end of the filter element according to the detected real-time water pressure of the water inlet end and the real-time water pressure of the water outlet end of the filter element, calculates the service life of the filter element, and controls the flushing solenoid valve and the flushing drainage solenoid valve to work according to the service life of the filter element.
In the preferred technical scheme, the water quality monitoring device further comprises a TDS monitoring device which is connected with the controller and used for detecting the TDS value of the current water quality.
In a preferred technical scheme, the monitoring system further comprises a wireless signal transmission module connected with the controller, a wireless signal transmitter in the wireless signal transmission module transmits data information to a modem, and the modem transmits the data to the monitoring center or the mobile terminal through the internet or a cloud server.
In the preferred technical scheme, the water quality monitoring device further comprises a display device connected with the controller, and the display device is used for displaying the water quality detection value, the TDS value, the service time of the filter element, the filtering flow information, the differential pressure value, the service life of the filter element and the running state of equipment.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model discloses can carry out the back flush to the filter core in real time according to the life-span, can increase the filter core flux after washing away impurity to the life of extension filter core.
Drawings
The invention will be further described with reference to the following drawings and examples:
FIG. 1 is a schematic circuit diagram of a water purifier;
fig. 2 is a schematic view of the water purifier.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in detail with reference to the accompanying drawings. It should be understood that the description is intended to be illustrative only and is not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.
As shown in fig. 1, a water purifier comprises one or more filter elements connected with a water inlet pipeline, a flushing pipeline and a flushing device are further connected to the water inlet pipeline, the flushing device comprises a flushing solenoid valve arranged on the flushing pipeline and a flushing drainage solenoid valve arranged on a drainage pipeline, and a water pressure detection device is further included and is used for detecting real-time water pressure of a water inlet end and a water outlet end of each filter element; the flow detection device is used for detecting the instantaneous flow and the accumulated flow of the filter element; the reminding device is used for sending reminding information; the controller is electrically connected with the water pressure detection device, the flow detection device and the reminding device, calculates a real-time water pressure difference value between the water inlet end and the water outlet end of the filter element according to the detected real-time water pressure of the water inlet end and the real-time water pressure of the water outlet end of the filter element, calculates the service life of the filter element, and controls the flushing solenoid valve and the flushing drainage solenoid valve to work according to the service life of the filter element.
Still include TDS monitoring devices, with the controller is connected for detect the TDS value of current quality of water.
The wireless signal transmitter in the wireless signal transmission module transmits data information to the modem, and the modem transmits the data to the monitoring center or the mobile terminal through the Internet or the cloud server.
The water quality detection device is used for displaying the water quality detection value, the TDS value, the filter element service time, the filter flow information, the pressure difference value, the service life of the filter element and the equipment running state.
The water purifier generally comprises a plurality of filter elements, 5 filter elements are taken as an example for explanation, as shown in fig. 2, 2 TDS detection instruments for inlet and outlet water, 2 flow meters for inlet and outlet water, 6 pressure detectors are sleeved in a pressure difference detection module 1, 10 electromagnetic valves are sleeved in a flushing module 1, and finally all electric appliances are connected to a computer control module (controller) and are displayed and controlled through a display screen.
The reverse osmosis filter membrane is a fourth filter element for filtering.
The water purifier is divided into five stages of filtration, and pressure sensors W1, W2, W3, W4, W5 and W6 are added to pipelines of each stage of filtration. The five stage cartridge passes through inlet tube 20.
The front and the back of the inlet and the outlet of each stage of filter element are connected with a flushing passage 10 through a tee joint, flushing electromagnetic valves G1-G5 and flushing drainage electromagnetic valves F1-F5.
And setting a relevant value Z through the service life of the pressure difference value and the flow in the working process of water production of the water purifier, and automatically entering a cleaning function when C is less than Z.
The machine closes water inlet solenoid valve G0, opens and washes solenoid valve G1 and washes drainage solenoid valve F1, washes 2 minutes, and this process can wash the blowdown with impurity such as granule silt rust in the filter core, the life-span of extension filter core.
And after washing, the service life of the filter element is judged according to the detection of the C value. The method for monitoring the service life of the filter element comprises the following steps:
s01: acquiring a real-time water pressure difference value between a water inlet end and a water outlet end of the filter element;
s02: acquiring an instantaneous flow value of a water inlet end of the filter element and an accumulated flow value of the water inlet end of the filter element;
s03: calculating the ratio of the instantaneous flow value to the accumulated flow value of the filter element, and calculating the product of the instantaneous flow value and the accumulated flow value of the filter element and the real-time water pressure difference value of the filter element to obtain a first calculation value;
s04: and calculating the product of the first calculated value and the first preset service life conversion parameter to obtain a first service life value.
For example, the filter element has a water inlet pressure of A1 and a water outlet pressure of A2, and the pressure difference value between the water inlet end and the water outlet end of the filter element is A = A1-A2;
detecting the instantaneous flow rate B1 and the accumulated flow rate B2;
a first calculated value C = a × B1/B2;
the first life value S1= C × a, and the first preset life transition parameter a is a variable value, which can be adjusted according to the current water quality condition. The water quality condition of the current region can be set by an installation engineer during initial use, and the set water quality condition is a fixed value.
For example: the pressure difference a is 0.1, B1 is 5, B2 is 100, C = 5/1000;
the definition 10 is the total service life of the filter element, a is 1000, and 5 is the current service life value of the filter element.
The method can also comprise the calculation of the service life of the reverse osmosis filtering membrane, and the calculation method comprises the following steps:
s11: obtaining a TDS value of the current water quality;
s12: calculating the product of the obtained first calculated value and the TDS value to obtain a second calculated value;
s13: and calculating the product of the second calculated value and the second preset service life conversion parameter to obtain a second service life value, namely the service life of the reverse osmosis filtering membrane.
The second calculated value Y = TDS C, and the second lifetime value S2= Y b, b is a second predetermined lifetime transformation parameter, and is a fixed value, such as 100.
The service life of each stage of the filter element can be calculated according to the pressure difference between each stage. And the inlet and the outlet of each section of filter element are communicated with each other and provided with a communicating electromagnetic valve, and the communicating electromagnetic valves are controlled to perform backflushing, so that the service life of the filter elements is prolonged.
Parameters are set in the computer board module and are used for presetting water quality grade division standards and other related parameters;
the water quality detection module is connected with the computer board module and is used for detecting the water quality by using the water quality monitor;
the TDS monitoring module is connected with the computer board module and is used for monitoring the TDS value change of the water; for example, one TDS monitoring module is arranged at each of the water inlet end and the water outlet end, and the TDS values of the detected water are TDS1 and TDS 2.
The flow monitoring module is connected with the computer board module and is used for monitoring the water amount filtered by the filter element through the flowmeter;
the computer board is used for reminding the filter element to be replaced by using the reminding device when the grade of the filter element is lower than the preset value;
the display screen is used for displaying water quality detection value, TDS value, filter element service time, filtering flow information, pressure difference value, filter element service life, equipment running state, water leakage, fault and the like.
The computer board module utilizes TDS value, filter element service time, filtration flow information and pressure difference value and filter element life to carry out washing treatment. When the differential pressure reaches 1, the flushing valve G1/F1 is started, the flushing valve G1/F1 is flushed for 30s, and the normal operation is started.
And the data information is transmitted to the modem by using a wireless signal transmitter in the wireless signal transmission module, and the modem transmits the data to a monitoring center or other mobile terminals through the Internet or a cloud server.
And the remote end reminding function is used for reminding a client of filter element replacement and water leakage fault information.
It is to be understood that the above-described embodiments of the present invention are merely illustrative of or explaining the principles of the invention and are not to be construed as limiting the invention. Therefore, any modification, equivalent replacement, improvement and the like made without departing from the spirit and scope of the present invention should be included in the protection scope of the present invention. Further, it is intended that the appended claims cover all such variations and modifications as fall within the scope and boundaries of the appended claims or the equivalents of such scope and boundaries.
Claims (4)
1. A water purifier comprises one or more filter elements connected with a water inlet pipeline, and is characterized in that the water inlet pipeline is also connected with a flushing pipeline and a flushing device, the flushing device comprises a flushing electromagnetic valve arranged on the flushing pipeline and a flushing drainage electromagnetic valve arranged on the drainage pipeline, and the water purifier also comprises a water pressure detection device used for detecting the real-time water pressure of the water inlet end and the water outlet end of each filter element; the flow detection device is used for detecting the instantaneous flow and the accumulated flow of the filter element; the reminding device is used for sending reminding information; the controller is electrically connected with the water pressure detection device, the flow detection device and the reminding device, calculates a real-time water pressure difference value between the water inlet end and the water outlet end of the filter element according to the detected real-time water pressure of the water inlet end and the real-time water pressure of the water outlet end of the filter element, calculates the service life of the filter element, and controls the flushing solenoid valve and the flushing drainage solenoid valve to work according to the service life of the filter element.
2. The water purifier of claim 1, further comprising a TDS monitoring device coupled to the controller for detecting a TDS value of the current water quality.
3. The water purifier according to claim 1, further comprising a wireless signal transmission module connected to the controller, wherein a wireless signal transmitter in the wireless signal transmission module transmits data information to a modem, and the modem transmits the data to a monitoring center or a mobile terminal via the internet or a cloud server.
4. The water purifier of claim 1, further comprising a display device connected to the controller, wherein the display device is configured to display a water quality detection value, a TDS value, a filter element usage time, a filter flow rate information, a differential pressure value, a filter element lifetime, and an equipment operating state.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120174427.9U CN214270264U (en) | 2021-01-22 | 2021-01-22 | Water purifier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120174427.9U CN214270264U (en) | 2021-01-22 | 2021-01-22 | Water purifier |
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| CN214270264U true CN214270264U (en) | 2021-09-24 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114159873A (en) * | 2021-09-28 | 2022-03-11 | 佛山市美的清湖净水设备有限公司 | Method and device for detecting service life of filter element of water purifier and storage medium |
| CN116081717A (en) * | 2022-11-30 | 2023-05-09 | 珠海格力电器股份有限公司 | Control method, control device, electronic equipment, water purifier and storage medium |
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2021
- 2021-01-22 CN CN202120174427.9U patent/CN214270264U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114159873A (en) * | 2021-09-28 | 2022-03-11 | 佛山市美的清湖净水设备有限公司 | Method and device for detecting service life of filter element of water purifier and storage medium |
| CN116081717A (en) * | 2022-11-30 | 2023-05-09 | 珠海格力电器股份有限公司 | Control method, control device, electronic equipment, water purifier and storage medium |
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