Positive and negative flushing type water purifier with water quality detection structure

Abstract

The utility model discloses a positive and negative flushing type water purifier with a water quality detection structure, which is characterized in that a shell convenient for filtration is arranged, the end part of the outer surface of the shell is connected with an end cover, and a filter liner is assembled between the end cover and the shell; comprising a nesting ring which is connected to the side edge of the outer surface of the shell and the side edge of the outer surface of the end cover in a nesting mode, a locking ring is connected to the outer surface of the nesting ring in an attached mode, and a moving block is connected to the inner surface of the locking ring in a nesting mode. The forward and reverse flushing type water purifier with the water quality detection structure is provided with the shell and the end cover which are used for conveniently bearing the filtering liner, a corresponding filtering pipeline is assembled on the upper side of the water purifier, and when the shell is connected with the end cover, a nested ring and a locking ring which are assembled can be matched for use, so that the connection stability of the water purifier is controlled, and the leakage condition is prevented; the shell and the end cover are supported by the base, so that the stability of the filtering device in the water purifier is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of water purifiers, in particular to a forward and reverse flushing type water purifier provided with a water quality detection structure. Background Art

[0002] Water purifiers are often used to purify tap water and other water sources to provide clean and safe drinking water. They use a variety of filtering technologies to filter out different impurities so that the drinking water meets the corresponding reference standards. However, there are still some problems with the existing water purifiers when they are used.

[0003] In the prior art, the "household water purifier with water quality detection device" in the authorization publication (announcement) number: CN216764576U includes a box body, and a fixing plate is fixedly installed on the side wall of the inner cavity of the box body. The household water purifier with water quality detection device discharges the filtered water into the second water storage tank first, and uses an electrolyzer to detect the heavy metal content in the water;

[0004] During the operation of the above device, when the solid particle content is high, the water will become turbid, the photosensitive switch cannot receive the light from the observation window, the photoresistor maintains its resistance, and the current will pass through the water pump to pump the internal water back to the first water tank for secondary filtration. When the solid particle content in the water quality meets the standard, the water will remain clear, the photosensitive switch will receive light, reduce the resistance of the photoresistor, and the current will pass through the solenoid valve to discharge the water into the third water tank, so that the water purifier has the function of autonomous detection and filtration, which improves the efficiency of using the water purifier. However, when using it, the method of using only the photosensitive switch to detect the turbidity of the water has certain limitations, and is easily affected by many factors due to the detection principle, and it is not convenient to use it for forward and reverse flushing. Utility Model Content

[0005] The purpose of the utility model is to provide a forward and reverse flushing water purifier provided with a water quality detection structure, so as to solve the problem proposed in the above background technology that the method of using only a photosensitive switch to detect the turbidity of water has certain limitations during use, is easily affected by many factors due to the detection principle, and is inconvenient to use for forward and reverse flushing.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a forward and reverse flushing water purifier provided with a water quality detection structure, a housing convenient for filtering is provided, an end cap is connected to the end of the outer surface of the housing, and a filter liner is assembled between the end cap and the housing;

[0007] It comprises: a nested ring, which is nested and connected to the outer surface side of the shell and the end cover, and the outer surface of the nested ring is fitted with a locking ring, and the inner surface of the locking ring is nested and connected with a moving block, and the inner surface of the moving block is threadedly connected with a locking bolt, and the outer surface of the locking bolt is penetrated and connected with a base, and the base supports the lower side of the shell, and the lower surface of the base is installed with an external frame;

[0008] A three-way valve is threadedly assembled on the right side of the outer surface of the end cover, and the outer surface of the three-way valve is threadedly assembled with a water inlet end on the right side, and the outer surface of the three-way valve is threadedly assembled with a delivery pipe 1, and the other end of the outer surface of the delivery pipe 1 is installed with a water filter end, and the lower side of the water filter end is assembled on the upper surface of the shell, and the upper surface of the water filter end is installed with a delivery pipe 2 on the left side;

[0009] A flow meter is installed on the left side of the outer surface of the second delivery pipe, and a solenoid valve 1 is installed on the left side of the outer surface of the flow meter, and a turbidity meter is installed on the left side of the outer surface of the first solenoid valve, and a water outlet is installed on the lower side of the outer surface of the turbidity meter, and a solenoid valve 2 is installed on the left side of the outer surface of the end cover, and a sewage outlet is installed on the left side of the outer surface of the second solenoid valve;

[0010] The assembled shell is nested and connected to both sides of the outer surface of the shell, and the outer surface of the assembled shell is snap-fitted and installed on the outer surface of the external frame, and the external frame is located on the left and right sides of the outer surface of the shell, and the front end of the outer surface of the external frame is respectively installed with a display panel and a control panel.

[0011] Preferably, the nested ring, the end cover and the shell form a sealed nested structure from the outside to the inside, and the nested ring and the locking ring form a tightening structure, and the locking ring forms a threaded locking structure with the moving block and the locking bolt, while the locking bolt and the base form a through structure, and the base and the external frame form a threaded positioning structure.

[0012] The above structure facilitates the positioning and assembly of the filter liner connected to the shell during use, prevents the filter liner from falling off and leaking, and facilitates the subsequent disassembly and replacement of the filter liner.

[0013] Preferably, the left and right sides of the three-way valve are respectively embedded with the end cover and the outer surface end of the water inlet end, and the three-way valve forms an integrated structure with the delivery pipe one through the locking cap, and the delivery pipe one forms a circulation structure with the water filter end and the delivery pipe two, while the water filter end forms an integrated structure with the shell, and the delivery pipe two forms a clean water circulation arrangement with the solenoid valve one, the turbidity meter and the water outlet end through the flow meter.

[0014] Through the above structure, it is easy to stably form water inlet filtration during use, and cooperate with the assembled interconnection structure to form output filtered water, and cooperate with the set flow meter to use extreme water output, and cooperate with the set turbidity meter to monitor the water quality environment after filtration in real time, and cooperate with the assembled water outlet for water use.

[0015] Preferably, the sewage outlet forms an integrated structure with the left end cover through solenoid valve 2, and the assembled shell and the external frame form a limited snap-fit ​​structure, and the external frame forms a built-in nested structure with the display panel and the control panel respectively, and the assembled shell is symmetrically arranged about the central axis of the inner surface of the external frame.

[0016] Through the above structure, stable assembly can be carried out during use, and the assembled assembly shell can be combined to effectively form a sealed state, and the display panel and the control panel can be effectively assembled through the external frame to stably form control for use.

[0017] Preferably, a protective shell one is snap-fitted and installed on the left side of the outer surface of the external frame, and a protective shell two is snap-fitted and installed on the right side of the outer surface of the external frame, and a battery is nested and installed on the bottom of the inner surface of the right external frame, and a charging port is nested and installed on the inner surface of the protective shell two, and a protective tube is installed between the symmetrically arranged assembled shells, and the protective tube is nested on the outside of the second conveying tube.

[0018] The above structure facilitates stable assembly during use, forms a protective setting, and cooperates with the assembled battery and charging port to electrically control the internal structure.

[0019] Preferably, the protective shell one and the protective shell two respectively form a limiting snap-fit ​​structure with the left and right external frames, and the external frame and the battery form a limiting built-in structure, and the protective shell two and the charging port form a limiting nested structure, and the protective tube and the conveying tube two form a nested protective structure.

[0020] Through the above structure, the stability of protection is improved during use, and through the assembled battery and charging port, the convenience of use is improved, and it is used to control the water purification device to form flushing use.

[0021] Compared with the prior art, the beneficial effects of the utility model are:

[0022] 1. The forward and reverse flushing water purifier with a water quality detection structure is provided with a housing and an end cover for carrying a filter liner, and a corresponding filter pipe is assembled on the upper side thereof. When the housing and the end cover are connected, the assembled nesting ring and the locking ring can be used to control the connection stability and prevent leakage. The housing and the end cover are supported by the base to improve the stability of the filter device in the water purifier;

[0023] 2. The forward and reverse flushing water purifier with a water quality detection structure is provided with a delivery pipe 2, a flow meter, a solenoid valve 1, a turbidity meter and a water outlet for normal delivery and filtration, and is used in conjunction with a battery or a charging port to connect the charger to power on, and a stable point controls the opening and closing of the three-way valve, the solenoid valve 1 and the solenoid valve 2, so as to form effective normal water flow and forward and reverse flushing of the filter tank, and the turbidity meter used can improve the water quality detection effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1 This is a schematic diagram of the three-dimensional structure of the housing of the utility model;

[0025] Figure 2 This is a schematic diagram of the three-dimensional structure of the half-sectioned shell of the utility model;

[0026] Figure 3 It is a schematic diagram of a partially cutaway three-dimensional structure of the nested ring of the utility model;

[0027] Figure 4 This is a schematic diagram of the three-way valve of the utility model;

[0028] Figure 5 It is a partial cross-sectional three-dimensional structural schematic diagram of the protective shell of the utility model.

[0029] In the figure: 1. Shell; 2. End cover; 3. Filter liner; 4. Nesting ring; 5. Locking ring; 6. Moving block; 7. Locking bolt; 8. Base; 9. External frame; 10. Three-way valve; 11. Water inlet end; 12. Delivery pipe 1; 13. Water filter end; 14. Delivery pipe 2; 15. Flow meter; 16. Solenoid valve 1; 17. Turbidimeter; 18. Water outlet end; 19. Solenoid valve 2; 20. Drain port; 21. Assembly shell; 22. Display panel; 23. Control panel; 24. Protective shell 1; 25. Protective shell 2; 26. Battery; 27. Charging port; 28. Protective tube. DETAILED DESCRIPTION

[0030] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0031] See also Figure 1-Figure 5 The utility model provides a technical solution: a forward and reverse flushing water purifier with a water quality detection structure, a housing 1 convenient for filtering is provided, and an end cap 2 is connected to the end of the outer surface of the housing 1, and a filter liner 3 is assembled between the end cap 2 and the housing 1;

[0032] It includes: a nesting ring 4, which is nested and connected to the outer surface side of the shell 1 and the end cover 2, and the outer surface of the nesting ring 4 is fitted with a locking ring 5, and the inner surface of the locking ring 5 is nested and connected with a moving block 6, and the inner surface of the moving block 6 is threadedly connected with a locking bolt 7, and the outer surface of the locking bolt 7 is penetrated and connected with a base 8, and the base 8 supports the lower side of the shell 1, and the lower surface of the base 8 is installed with an external frame 9;

[0033] The three-way valve 10 is threadedly assembled on the right side of the outer surface of the end cover 2, and the water inlet end 11 is threadedly assembled on the right side of the outer surface of the three-way valve 10, and the delivery pipe 12 is threadedly assembled on the upper side of the outer surface of the three-way valve 10, and the water filter end 13 is installed on the other end of the outer surface of the delivery pipe 12, and the lower side of the water filter end 13 is assembled on the upper surface of the housing 1, and the delivery pipe 2 14 is installed on the left side of the upper surface of the water filter end 13;

[0034] A flow meter 15 is installed on the left side of the outer surface of the second delivery pipe 14, and a solenoid valve 16 is installed on the left side of the outer surface of the flow meter 15, and a turbidity meter 17 is installed on the left side of the outer surface of the solenoid valve 16, and a water outlet 18 is installed on the lower side of the outer surface of the turbidity meter 17, and a solenoid valve 2 19 is installed on the left side of the outer surface of the end cover 2, and a sewage outlet 20 is installed on the left side of the outer surface of the solenoid valve 2 19;

[0035] The nesting ring 4, the end cover 2 and the shell 1 form a sealed nesting structure from the outside to the inside, and the nesting ring 4 and the locking ring 5 form a tight hoop structure, and the locking ring 5 forms a threaded locking structure with the locking bolt 7 through the moving block 6, while the locking bolt 7 and the base 8 form a through structure, and the base 8 and the external frame 9 form a threaded positioning structure.

[0036] The left and right sides of the three-way valve 10 are embedded with the outer surface ends of the end cover 2 and the water inlet end 11, and the three-way valve 10 forms an integrated structure with the delivery pipe 1 12 through a locking cap, and the delivery pipe 1 12 forms a circulation structure with the water filter end 13 and the delivery pipe 2 14. At the same time, the water filter end 13 forms an integrated structure with the shell 1, and the delivery pipe 2 14 forms a clean water circulation arrangement through the flow meter 15, the solenoid valve 1 16, the turbidity meter 17 and the water outlet end 18.

[0037] When in use, the filter liner 3 is assembled on the inner side of the shell 1, and the left and right ends of the end cover 2 are connected to each other, so that the filter liner 3 is effectively nested in the cavity, and the subsequent filtering is formed. When the shell 1 and the end cover 2 are assembled, the sealing ring and the nesting ring 4 are connected, and the locking ring 5 fitted on the outside of the nesting ring 4 are effectively nested and sealed between the shell 1 and the end cover 2. When the locking ring 5 is used, the moving block 6 is nested between the ends to form a gap of a certain distance, and the locking bolt 7 is passed through the moving block 6 on one side, so that the other side of the locking bolt 7 is threadedly locked inside the moving block 6. At the same time of penetration and locking, the locking bolt 7 is passed through the base 8, so that the base 8 supports the shell 1 and the end cover 2, and the external frame 9 assembled with the base 8 is used to improve the subsequent packaging protection.

[0038] During normal water filtration, the three-way valve 10, the solenoid valve 1 16 and the solenoid valve 2 19 assembled in the end cover 2 are all powered off, and water flows through the water inlet end 11 to the three-way valve 10, and flows from the right side of the three-way valve 10 to the left side, so that the upper side is in a closed state, the solenoid valve 16 forms an open and closed state, the solenoid valve 2 19 is in a closed state, and cooperates with the filter liner 3 in the shell 1 to form filtration and flow to the water filter end 13, and continuously flows through the water filter end 13 to the delivery pipe 2 14, the flowmeter 15, the solenoid valve 1 16, the turbidity meter 17 and the water outlet end 18, and the flow rate is counted by the flowmeter 15, and the water quality is detected in cooperation with the turbidity meter 17, and a display is formed on the upper surface of the display panel 22, and the water is used in cooperation with the water outlet end 18;

[0039] The assembled shell 21 is nested and connected to both sides of the outer surface of the shell 1, and the outer surface of the assembled shell 21 is snap-fitted and installed on the outer surface of the external frame 9, and the external frame 9 is located on the left and right sides of the outer surface of the shell 1, and the display panel 22 and the control panel 23 are respectively installed on the front end of the outer surface of the external frame 9.

[0040] The sewage outlet 20 forms an integrated structure with the left end cover 2 through the solenoid valve 2 19, and the assembled shell 21 and the external frame 9 form a limiting snap-fit ​​structure, and the external frame 9 respectively forms a built-in nested structure with the display panel 22 and the control panel 23, and the assembled shell 21 is symmetrically arranged about the central axis of the inner surface of the external frame 9.

[0041] A protective shell 1 24 is snap-fitted and installed on the left side of the outer surface of the external frame 9, and a protective shell 25 is snap-fitted and installed on the right side of the outer surface of the external frame 9, and a battery 26 is nested and installed at the bottom of the inner surface of the right external frame 9, and a charging port 27 is nested and installed on the inner surface of the protective shell 25, and a protective tube 28 is installed between the symmetrically arranged assembly shells 21, and the protective tube 28 is nested on the outside of the conveying tube 2 14.

[0042] The protective shell 1 24 and the protective shell 2 25 respectively form a limiting snap-fit ​​structure with the left and right external frames 9, and the external frame 9 and the battery 26 form a limiting built-in structure, and the protective shell 25 and the charging port 27 form a limiting nested structure, and the protective tube 28 and the conveying tube 2 14 form a nested protective structure.

[0043] When performing forward flushing, the forward flushing is selected by touching the control panel 23, and the charging port 27 is powered on or the battery 26 is powered on, so that the solenoid valve 16 and the solenoid valve 2 19 are both powered on at a timed time, and the solenoid valve 16 is closed, the solenoid valve 2 19 is in a valve open state, and the three-way valve T is synchronously in a power-off state, so as to promote the left and right opening and closing states, so that the water flows through the water inlet end 11 and flows into the filter liner 3, thereby controlling the water flow through the solenoid valve 2 19 and flowing to the sewage outlet 20 for discharge, forming a stable forward flushing passage, and the power-on time of the solenoid valve 16 and the solenoid valve 2 19 can be automatically and regularly operated;

[0044] When backwashing is performed, the three-way valve 10, the electromagnetic valve 16 and the electromagnetic valve 2 19 are energized at the same time, so that the left and right channels of the three-way valve 10 are closed, the upper side and the right side thereof are controlled to be opened, the channel of the electromagnetic valve 16 is closed, and the electromagnetic valve 2 19 is opened, so that the water can flow through the water inlet end 11 to the upper side of the three-way valve 10, and flow to the water filter end 13 through the delivery pipe 12, and enter the inner side of the housing 1 from the water filter end 13, so as to flow from the outer side to the inner side of the filter liner 3, and wash the impurities inside the filter liner 3, so as to flow to the sewage outlet 20 through the electromagnetic valve 2 19 for discharge;

[0045] When the shell 1 is in use, the assembled shell 21, protective shell 1 24 and protective shell 2 25 installed by the assembled external frame 9 effectively provide protection for the components connected to the outside of the shell 1, and the protective pipe 28 assembled by the assembled shell 21 effectively provides protection for the delivery pipe 2 14 used for normal water flow.

[0046] The contents not described in detail in this specification belong to the prior art known to professional and technical personnel in this field.

[0047] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A forward and reverse flushing water purifier provided with a water quality detection structure, provided with a housing (1) that is convenient for filtering, wherein an end cap (2) is connected to an end of an outer surface of the housing (1), and a filter liner (3) is assembled between the end cap (2) and the housing (1); It is characterized in that include: A nesting ring (4) is nested and connected to the outer surface side of the shell (1) and the end cover (2), and the outer surface of the nesting ring (4) is fitted with a locking ring (5), and the inner surface of the locking ring (5) is nested and connected with a moving block (6), and the inner surface of the moving block (6) is threadedly connected with a locking bolt (7), and the outer surface of the locking bolt (7) is penetrated and connected with a base (8), and the base (8) supports the lower side of the shell (1), and the lower surface of the base (8) is installed with an external frame (9); A three-way valve (10) is threadedly assembled on the right side of the outer surface of the end cover (2), and a water inlet end (11) is threadedly assembled on the right side of the outer surface of the three-way valve (10), a delivery pipe 1 (12) is threadedly assembled on the upper side of the outer surface of the three-way valve (10), and a water filter end (13) is installed on the other end of the outer surface of the delivery pipe 1 (12), and the lower side of the water filter end (13) is assembled on the upper surface of the housing (1), and a delivery pipe 2 (14) is installed on the left side of the upper surface of the water filter end (13); A flow meter (15) is installed on the left side of the outer surface of the second delivery pipe (14), and a solenoid valve (16) is installed on the left side of the outer surface of the flow meter (15), and a turbidity meter (17) is installed on the left side of the outer surface of the first solenoid valve (16), and a water outlet (18) is installed on the lower side of the outer surface of the turbidity meter (17), and a solenoid valve (19) is installed on the left side of the outer surface of the end cover (2), and a sewage outlet (20) is installed on the left side of the outer surface of the second solenoid valve (19); The assembly shell (21) is nested and connected to both sides of the outer surface of the shell (1), and the outer surface of the assembly shell (21) is snap-fitted and mounted on the outer surface of the external frame (9), and the external frame (9) is located on the left and right sides of the outer surface of the shell (1), and the front end of the outer surface of the external frame (9) is respectively mounted with a display panel (22) and a control panel (23).

2. A forward and reverse flushing water purifier with a water quality detection structure according to claim 1, characterized in that: The nesting ring (4) and the end cover (2) and the housing (1) form a sealing nesting structure from outside to inside, and the nesting ring (4) and the locking ring (5) form a tightening structure, and the locking ring (5) forms a thread locking structure with the moving block (6) and the locking bolt (7), while the locking bolt (7) and the base (8) form a through structure, and the base (8) and the external frame (9) form a thread positioning structure.

3. A forward and reverse flushing water purifier with a water quality detection structure according to claim 1, characterized in that: The left and right sides of the three-way valve (10) are respectively embedded and installed with the end cover (2) and the outer surface end of the water inlet end (11), and the three-way valve (10) forms an integrated structure with the delivery pipe (12) through a lock cap, and the delivery pipe (12) forms a circulation structure with the water filter end (13) and the delivery pipe (14), and the water filter end (13) and the housing (1) form an integrated structure, and the delivery pipe (14) forms a clean water circulation arrangement with the electromagnetic valve (16), the turbidity meter (17) and the water outlet end (18) through a flow meter (15).

4. A forward and reverse flushing water purifier with a water quality detection structure according to claim 1, characterized in that: The sewage outlet (20) forms an integrated structure with the left end cover (2) through the second solenoid valve (19), and the assembled shell (21) and the external frame (9) form a limited snap-fit ​​structure, and the external frame (9) respectively forms a built-in nested structure with the display panel (22) and the control panel (23), and the assembled shell (21) is symmetrically arranged about the center axis of the inner surface of the external frame (9).

5. A forward and reverse flushing water purifier with a water quality detection structure according to claim 1, characterized in that: A protective shell 1 (24) is snap-fitted and installed on the left side of the outer surface of the external frame (9), and a protective shell 2 (25) is snap-fitted and installed on the right side of the outer surface of the external frame (9), and a battery (26) is nested and installed at the bottom of the inner surface of the right external frame (9), and a charging port (27) is nested and installed on the inner surface of the protective shell 2 (25), and a protective tube (28) is installed between the symmetrically arranged assembly shells (21), and the protective tube (28) is nested on the outside of the second conveying tube (14).

6. A forward and reverse flushing water purifier with a water quality detection structure according to claim 5, characterized in that: The protective shell 1 (24) and the protective shell 2 (25) respectively form a position-limiting snap-fitting structure with the left and right external frames (9), and the external frame (9) and the battery (26) form a position-limiting built-in structure, and the protective shell 2 (25) and the charging port (27) form a position-limiting nesting structure, and the protective tube (28) and the second conveying tube (14) form a nested protective structure.

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