RO (Reverse Osmosis) membrane reverse osmosis device

Abstract

The utility model provides an RO (Reverse Osmosis) membrane reverse osmosis device and relates to the technical field of water purification equipment. Comprising a pretreatment assembly, a high-pressure pump, an RO membrane assembly, a post-treatment assembly, a water quality detection assembly and a processor, the pretreatment assembly, the high-pressure pump, the RO membrane assembly and the post-treatment assembly are sequentially communicated through pipelines, the water quality detection assembly comprises a first TDS probe, and the first TDS probe is arranged in the post-treatment assembly; the pretreatment assembly, the high-pressure pump, the water quality detection assembly and the post-treatment assembly are electrically connected with the processor. By adopting the water purifier, the total soluble solid value in the filtered water body can be detected, and when the total soluble solid value is higher than a preset range, the RO membrane assembly can be prompted to be replaced in time.

Description

TECHNICAL FIELD

[0001] The application relates to the technical field of water purification equipment, and in particular to an RO membrane reverse osmosis device. BACKGROUND

[0002] RO is the abbreviation of English (Reverse Osmosis), and the Chinese meaning is reverse osmosis. The general water flow mode is from low concentration to high concentration, and once the water is pressurized, it will flow from high concentration to low concentration, that is, the so-called reverse osmosis principle: since the pore size of the RO membrane is 1 / 1,000,000 (0.0001 microns) of a hair, the bacteria and viruses cannot be seen by the naked eye, so only water molecules and part of mineral ions can pass (the passing ions are not beneficial to the orientation), and other impurities and heavy metals are discharged through the waste water pipe. All the processes of seawater desalination and the waste water recycling treatment of astronauts adopt this method, so the RO membrane is also called an external high-tech "artificial kidney". In the medical, military and civilian fields at home and abroad, top RO membranes are used for high molecular filtration.

[0003] The traditional RO membrane reverse osmosis device has the problems of lacking real-time water quality data feedback and being difficult to discover membrane pollution or performance decline in time. CONTENT OF THE INVENTION

[0004] The main purpose of the application is to provide an RO membrane reverse osmosis device, which can detect the total dissolved solids value in the filtered water body, and can timely prompt the replacement of the RO membrane assembly when the total dissolved solids value is higher than the preset range.

[0005] In order to solve the foregoing technical problems, the application provides an RO membrane reverse osmosis device, which comprises a pretreatment assembly, a high-pressure pump, an RO membrane assembly, a post-treatment assembly, a water quality detection assembly and a processor,

[0006] The pretreatment assembly, the high-pressure pump, the RO membrane assembly and the post-treatment assembly are sequentially communicated through pipelines,

[0007] The water quality detection assembly comprises a first TDS probe, and the first TDS probe is arranged in the post-treatment assembly; and the pretreatment assembly, the high-pressure pump, the water quality detection assembly and the post-treatment assembly are electrically connected with the processor.

[0008] Optionally, in some embodiments of the application, the pretreatment assembly comprises a raw water tank and a PP and activated carbon composite filter element, one end of the raw water tank is provided with a water inlet, the other end of the raw water tank is connected with the PP and activated carbon composite filter element, and the other end of the PP and activated carbon composite filter element is connected with the high-pressure pump.

[0009] Optionally, in some embodiments of the application, a first electromagnetic valve is arranged between the raw water tank and the PP and activated carbon composite filter element.

[0010] Optionally, in some embodiments of the utility model, the water quality detection component includes a second TDS probe, the second TDS probe is arranged in the raw water tank, and the TDS probe is electrically connected with the processor.

[0011] Optionally, in some embodiments of the utility model, the RO membrane component includes a filter cartridge, a reverse osmosis membrane body and a sealing cover, the reverse osmosis membrane body is arranged in the filter cartridge, the filter cartridge is provided with an elastic member, one end of the elastic member is connected with the bottom of the filter cartridge, and the other end of the elastic member is in abutment with the reverse osmosis membrane body.

[0012] Optionally, in some embodiments of the utility model, a second electromagnetic valve is arranged between the RO membrane component and the post-processing component.

[0013] Optionally, in some embodiments of the utility model, the post-processing component includes a pure water tank, one end of the pure water tank is connected with the RO membrane component, the other end is a water outlet, and the TDS probe is arranged in the pure water tank.

[0014] Optionally, in some embodiments of the utility model, the water quality detection component includes a fluid spectrum analysis sampling device, the fluid spectrum analysis sampling device is arranged in the pure water tank and is electrically connected with the processor.

[0015] Optionally, in some embodiments of the utility model, the water outlet is provided with a third electromagnetic valve.

[0016] Optionally, in some embodiments of the utility model, the pure water tank is provided with a heating device, and the heating device is electrically connected with the processor.

[0017] The beneficial effects that can be achieved by the application.

[0018] The RO membrane reverse osmosis device provided in the embodiments of the application includes a pretreatment component, a high-pressure pump, an RO membrane component, a post-processing component, a water quality detection component and a processor,

[0019] The pretreatment component, the high-pressure pump, the RO membrane component and the post-processing component are sequentially communicated through pipelines.

[0020] The pretreatment component is arranged to remove impurities such as suspended solids, organic matter, residual chlorine and hardness ions in raw water, the high-pressure pump is arranged to generate pressure on one side of the RO membrane, so as to ensure that the working pressure of the RO membrane is stable and moderate, the RO membrane component is arranged to directly perform reverse osmosis filtration on the treated water, the post-processing component is arranged to further adjust the treated water, so as to facilitate subsequent direct drinking, the water quality detection component is arranged to monitor the total dissolved solids content of the produced water in real time, so as to ensure that the water quality meets the standard, and the processor is arranged to control and monitor the states of the foregoing systems and the high-pressure pump.

[0021] The water quality detection assembly comprises a first TDS probe, which is arranged in the post-processing assembly, and is used for monitoring the total dissolved solids (TDS) value of the produced water in real time, and the purity of the reaction water, so that the filtering effect of the RO membrane assembly can be judged in time, and the RO membrane assembly can be replaced in time when the total dissolved solids value is higher than a preset range. BRIEF DESCRIPTION OF DRAWINGS

[0022] Fig. 1 A front view of the RO membrane reverse osmosis device according to an embodiment of the present application is provided.

[0023] Fig. 2 A side view of the RO membrane reverse osmosis device according to an embodiment of the present application is provided.

[0024] Fig. 3 A sectional view of the RO membrane reverse osmosis device according to an embodiment of the present application is provided.

[0025] Icon: 1, pretreatment assembly; 11, raw water tank; 12, PP and activated carbon composite filter element; 2, high-pressure pump; 3, RO membrane assembly; 31, filter cartridge; 32, reverse osmosis membrane body; 33, sealing cover; 34, elastic member; 4, post-processing assembly; 41, pure water tank; 42, heating equipment; 5, water quality detection assembly; 51, first TDS probe; 52, second TDS probe; 53, fluid spectrum analysis sampling device.

[0026] The implementation, functional features and advantages of the present application will be further described with reference to the embodiments and the accompanying drawings. DETAILED DESCRIPTION

[0027] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments of the present application. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the present application.

[0028] It should be noted that all directionality indications (such as up, down, left, right, front, back, etc.) in the embodiments of the present application are only used to explain the relative positional relationship, movement condition, etc. between components in a certain specific posture (as shown in the drawings), and if the specific posture changes, the directionality indications also change accordingly.

[0029] In the utility model, unless another definite provision and limitation, the terms "connect", "fix" and the like should be understood broadly, for example, "fix" can be fixed connection, also can be detachable connection, or be integrated, can be mechanical connection, also can be electrical connection, can be directly connected, also can be indirectly connected through intermediate medium, can be the communication of two elements or the interaction of two elements, unless another definite limitation. For ordinary skilled person in the art, the specific meaning of the above terms in the utility model can be understood according to specific circumstances.

[0030] In addition, if the description of "first", "second" and the like is involved in the embodiments of the utility model, the description of "first", "second" and the like is only for the purpose of description, and cannot be understood as indicating or implying the relative importance of the indicated technical features or implicitly indicating the number of the indicated technical features. Therefore, the features limited by "first", "second" can explicitly or implicitly include at least one of the features. In addition, the meaning of "and / or" appearing throughout the text includes three parallel schemes, for example, "A and / or B" includes A scheme, or B scheme, or A and B simultaneously satisfy the scheme. In addition, the technical solutions of each embodiment can be combined with each other, but it must be based on that ordinary skilled person in the art can realize, when the combination of technical solutions appears contradictory or unachievable, it should be considered that the combination of technical solutions does not exist, and is not within the protection scope required by the utility model.

[0031] The utility model will be further explained in detail in combination with the drawings, so that the person skilled in the art can implement according to the description text.

[0032] In order to realize the above-mentioned purpose,

[0033] Referring to Figs. 1-3 The embodiment of the application provides a RO membrane reverse osmosis device, including pretreatment component 1, high pressure pump 2, RO membrane component 3 RO, post-processing component 4, water quality detection component 5 and processor,

[0034] Pretreatment component 1, high pressure pump 2, RO membrane component 3 RO and post-processing component 4 are sequentially communicated through pipeline.

[0035] By setting pretreatment component 1, remove suspended solids, organic matter, residual chlorine and hardness ions and other impurities in raw water, by setting high pressure pump 2 makes the one side of RO membrane produce pressure, ensure that the working pressure of RO membrane is stable and moderate, RO membrane component 3 RO directly to the water body of treatment reverse osmosis filtration, post-processing component 4 further adjusts the water body after processing, so as to facilitate subsequent direct drinking, water quality detection component 5 real-time monitoring of total dissolved solids content of the water produced, ensure that water quality meets the standard, through the processor realizes the control and state monitoring of the foregoing each system and high pressure pump 2.

[0036] In use, the pretreatment assembly 1 is communicated with the tap water outlet, and the tap water is introduced into the pretreatment assembly 1 for preliminary treatment, and then the preliminary treated water is used in cooperation with the RO membrane assembly 3 through the high-pressure pump 2 to realize the reverse osmosis step, and the treated water is introduced into the post-treatment assembly 4 and can be directly or indirectly used through the device. And in which, the water quality in the post-treatment assembly 4 is monitored through the water quality detection assembly 5, so that the filter core can be replaced according to the actual situation.

[0037] Among them, the water quality detection assembly 5 includes a first TDS probe 51, which is arranged in the post-treatment assembly 4 and monitors the total dissolved solids (TDS) value of the produced water in real time, reflecting the purity of the water.

[0038] The pretreatment assembly 1, the high-pressure pump 2, the water quality detection assembly 5 and the post-treatment assembly 4 are electrically connected with the processor,

[0039] Optionally, the processor of the embodiment can adopt AT89S51 chip. AT89S51 is a low-power; high-performance CMOS 8-bit processor; the chip integrates a general 8-bit central processing unit and an ISP Flash storage unit; can timely and effectively process the received information.

[0040] As an optional implementation, the pretreatment assembly 1 of the embodiment includes a raw water tank 11 and a PP and activated carbon composite filter core 12PP, one end of the raw water tank 11 is provided with a water inlet, the other end is connected with the PP and activated carbon composite filter core 12PP, and the other end of the PP and activated carbon composite filter core 12PP is connected with the high-pressure pump 2.

[0041] The pretreatment assembly 1 is composed of the raw water tank 11, the PP and activated carbon composite filter core 12PP and the high-pressure pump 2. The raw water tank 11 introduces the water source through the water inlet, and after the preliminary treatment of the PP and activated carbon composite filter core 12PP, the high-pressure pump 2 provides sufficient water pressure for subsequent use. Such system configuration can effectively remove large particle impurities, organic matter and residual chlorine in water, and lay a good foundation for the subsequent water treatment process.

[0042] Among them, the raw water tank 11 is used to store the water source to be treated, the PP and activated carbon composite filter core 12PP can filter large particle impurities through PP (polypropylene) material, and absorb organic matter, residual chlorine and other impurities in water through activated carbon.

[0043] Optionally, the water quality detection assembly 5 of the embodiment includes a second TDS probe 52, which is arranged in the raw water tank 11, and the TDS probe TDS is electrically connected with the processor.

[0044] The untreated tap water in the raw water tank 11 is detected by setting the second TDS probe 52. The detection results of the first TDS probe 51 and the second TDS probe 52 are compared to determine the filtering efficiency of the RO membrane assembly 3RO, so as to timely prompt the replacement of the RO membrane assembly 3RO, and the water quality of the tap water can be evaluated.

[0045] It should be noted that the water quality detection assembly 5 can not only use the TDS probe TDSTDS, but also use a pH meter and a conductivity meter to detect the pH value and the conductivity, and ensure that the water quality meets the standards.

[0046] As an optional embodiment, the RO membrane assembly 3RO of the embodiment includes a filter cartridge 31, a reverse osmosis membrane body 32, and a sealing cover 33. The reverse osmosis membrane body 32 is arranged in the filter cartridge 31. An elastic member 34 is arranged in the filter cartridge 31. One end of the elastic member 34 is connected to the bottom of the filter cartridge 31, and the other end of the elastic member 34 abuts against the reverse osmosis membrane body 32.

[0047] The filter cartridge 31 is used to accommodate and fix the reverse osmosis membrane body 32, and ensure the uniform distribution of water flow on the membrane surface. The reverse osmosis membrane body 32 is integrated with high-performance RO membranes. Through the reverse osmosis effect, the dissolved solids, salts, heavy metals, and other impurities in the water are removed to produce pure water. The sealing cover 33 is used to close the top of the filter cartridge 31 to prevent water leakage and ensure the stability of the internal pressure of the membrane assembly 3RO. The elastic member 34 is arranged in the filter cartridge 31. One end of the elastic member 34 is connected to the bottom of the filter cartridge 31, and the other end of the elastic member 34 abuts against the reverse osmosis membrane body 32.

[0048] Optionally, the elastic member 34 can be a compression spring. Through the compression spring ejection type RO membrane disassembly design, the maintenance personnel can quickly replace the contaminated membrane assembly 3RO.

[0049] As an optional embodiment, the post-processing assembly 4 of the embodiment includes a pure water tank 41. One end of the pure water tank 41 is connected to the RO membrane assembly 3RO, and the other end is a water outlet. A TDS probe TDSTDS is arranged in the pure water tank 41.

[0050] The water quality detection assembly 5 includes a fluid spectrum analysis sampling device 53. The fluid spectrum analysis sampling device 53 is arranged in the pure water tank 41 and is electrically connected to the processor.

[0051] The microfluidic spectrum water quality detection module monitors the TOC index of the filtered water in the pure water tank 41 in real time. When the bacteria grow due to various reasons (such as long-term non-use, pipeline pollution, etc.), which affects the water safety, the scheme can monitor the abnormal rise of the TOC index,

[0052] Optionally, the water level sensor and temperature detection device can be arranged in the pure water tank 41, so that the liquid level and temperature in the pure water tank 41 can be effectively obtained, and the water can be supplemented or the temperature can be adjusted in time, so that the use experience of the user is improved.

[0053] Optionally, the first electromagnetic valve is arranged between the raw water tank 11 and the PP and activated carbon composite filter element 12PP, the second electromagnetic valve is arranged between the RO membrane assembly 3RO and the post-processing assembly 4, and the third electromagnetic valve is arranged at the water outlet.

[0054] The three electromagnetic valves are used in cooperation to control the opening or closing of the pipeline.

[0055] Optionally, the heating device 42 is arranged in the pure water tank 41, the heating device 42 is electrically connected with the processor, and the heating device 42 can use the electric heating wire.

[0056] The above is only the preferred embodiment of the present application, and is not used to limit the present application. It is obvious for those skilled in the art that the present application is not limited to the details of the above exemplary embodiments, and the present application can be realized in other specific forms without departing from the spirit or basic characteristics of the present application.

Claims

1. An RO membrane reverse osmosis device, characterized by: The water purifier comprises a pretreatment assembly, a high-pressure pump, an RO membrane assembly, a post-treatment assembly, a water quality detection assembly and a processor, The pretreatment assembly, the high-pressure pump, the RO membrane assembly and the post-treatment assembly are sequentially communicated through pipelines, The water quality detection assembly comprises a first TDS probe arranged in the post-treatment assembly, and the pretreatment assembly, the high-pressure pump, the water quality detection assembly and the post-treatment assembly are electrically connected with the processor.

2. The RO membrane reverse osmosis device of claim 1, wherein: The pretreatment assembly comprises a raw water tank and a PP and activated carbon composite filter element, one end of the raw water tank is provided with a water inlet, the other end is connected with the PP and activated carbon composite filter element, and the other end of the PP and activated carbon composite filter element is connected with the high-pressure pump.

3. The RO membrane reverse osmosis device of claim 2, wherein: A first electromagnetic valve is arranged between the raw water tank and the PP and activated carbon composite filter element.

4. The RO membrane reverse osmosis device of claim 3, wherein: The water quality detection assembly comprises a second TDS probe arranged in the raw water tank, and the TDS probe is electrically connected with the processor.

5. The RO membrane reverse osmosis device of claim 1, wherein: The RO membrane assembly comprises a filter cartridge, a reverse osmosis membrane body and a sealing cover, the reverse osmosis membrane body is arranged in the filter cartridge, an elastic element is arranged in the filter cartridge, one end of the elastic element is connected with the bottom of the filter cartridge, and the other end of the elastic element abuts against the reverse osmosis membrane body.

6. The RO membrane reverse osmosis device of claim 5, wherein: A second electromagnetic valve is arranged between the RO membrane assembly and the post-treatment assembly.

7. The RO membrane reverse osmosis device of claim 1, wherein: The post-treatment assembly comprises a pure water tank, one end of the pure water tank is connected with the RO membrane assembly, the other end is a water outlet, and the TDS probe is arranged in the pure water tank.

8. The RO membrane reverse osmosis device of claim 7, wherein: The water quality detection assembly comprises a fluid spectrum analysis sampling device arranged in the pure water tank and electrically connected with the processor.

9. The RO membrane reverse osmosis device of claim 7, wherein: The water outlet is provided with a third electromagnetic valve.

10. The RO membrane reverse osmosis device of claim 7, wherein: A heating device is arranged in the pure water tank and electrically connected with the processor.

Images