54results about How to "Convenience for remote users" patented technology

The invention relates to the water treatment industry, and concretely relates to the deep filtering of drinking water. The invention discloses a water purifier provided with a TDS monitoring device, and its water quality monitoring method. The water purifier comprises filter galls having different filter materials, and a water flow pipeline, wherein all the filter galls are connected in the water flow pipeline in series to form a filter channel; the filter gall having a smallest filter material screen net aperture is a fine filter gall, and comprises the TDS monitoring device provided with an over-limit alarm; the monitoring probe connected with the input end of the monitoring device is positioned in the water outlet pipeline of the fine filter gall; and the output end of the TDS monitoring device is connected with the over-limit alarm. The TDS monitoring device continuously monitors the residual TDS in flow water through the monitoring probes arranged in the water outlet pipelines of the filter galls, and the residual TDS is used as the basis for determining and controlling the gradual change process of the filtering states of the filter galls; and the over-limit alarm alarms to promote a user after the TDS exceeds a preset limit value.

The invention relates to the water treatment industry, in particular to drinking water filtration, and discloses a water purifier with an upper control bin and a lower filtering inner container bin and supporting filtering inner containers. The water purifier comprises the filtering inner containers and filtering inner container fastening devices. A water passing pipeline connected with the filtering inner containers in series is connected with a water inlet and a water outlet of a base to form a filtering channel. The water purifier further comprises a U-shaped filtering inner container cavity containing the filtering inner containers, a big bin cover, a small bin cover, a big cover fastening device and a small cover fastening device. The big bin cover is either of a movable cover structure or of a turnover cover structure, and is connected with an upper port of the U-shaped filtering inner container cavity containing the filtering inner containers through the big cover fastening device in an up-and-down matched mode to form the lower filtering inner container bin. The small bin cover is either of a movable cover structure or of a turnover cover structure, and is integrally connected with the big bin cover through the small cover fastening device to form the upper control bin. The filtering inner containers with limit structures are arranged in the U-shaped filtering inner container cavity, wherein the filtering inner containers are separated from the base after the big bin cover is opened and the filtering inner container fastening devices are disengaged; or the filtering inner containers are arranged in a filtering inner container hole rack of the big bin cover, wherein the filtering inner containers are separated from the base after the small bin cover is opened and the filtering inner container fastening devices are disengaged.

The invention relates to a water treatment industry and specially, relates to deep filtration and purification of drinking water. The invention discloses a water processor with a siamesed filtration tank and an underslung machine base. The water processor with the siamesed filtration tank and the underslung machine base comprises built-in pluggable filter elements, the siamesed filtration tank, a top cover, the underslung machine base with pipe open channels, upper and lower sealing members and fasteners. The siamesed filtration tank is in contact fit relationships respectively with the top cover and the underslung machine base, wherein the top cover is arranged on the siamesed filtration tank and the underslung machine base is arranged under the siamesed filtration tank. The upper sealing member is arranged between the siamesed filtration tank and the top cover. The lower sealing member is arranged between the siamesed filtration tank and the underslung machine base. Through the fasteners, the upper and lower sealing members, the siamesed filtration tank, the top cover and the underslung machine base are connected into an integral body comprising multiple sealed filtration tanks. A water feeding mouth arranged at the bottom of the integrated body comprising the multiple sealed filtration tanks is sealingly attached to the pipe open channels of the underslung machine base. All the sealed filtration tanks can realize sealing plugging spacing of the built-in pluggable filter elements in the sealed filtration tanks. The water feeding mouth of the integrated body comprising the multiple sealed filtration tanks is communicated with two sides of each one of filter material layers of the built-in pluggable filter elements so that a filtration channel for connecting the built-in pluggable filter elements in series is formed. The water processor with the siamesed filtration tank and the underslung machine base has the advantages that a machine structure is simple; assembling quality is stable; efficiency is high; disassembling and assembling are easy and need low labor consumption; the built-in pluggable filter elements are convenient for processing; and environmental pollution is avoided.

The invention relates to the water treatment industry, in particular to the deep filtration and purification aspects of drinking water. The invention discloses a fresh water treatment machine comprising a backflushing filter element, an engine base with a water inlet and a water outlet, a water path switcher and a sealing cover which contacts and is matched with the engine base to form a sealed inner cavity, the built-in water path switcher is provided with a hollow rotating shaft, one end of the hollow rotating shaft is hermetically communicated with a switching water nozzle of a rotary disc of the hollow rotating shaft, the other end of the hollow rotating shaft penetrates through a shaft via hole to form a rotatable water nozzle pipeline, another switching water nozzle of the rotary disc is communicated with another water nozzle pipeline of the engine base through the inner cavity, a fixed disc of the water path switcher is provided with 2-15 water nozzles which correspond to the water nozzles of the rotary disc, are arranged at isotonic included angles as units, correspondingly connected with 1-7 filter elements and form a filter channel, the fixed disc contacts and is matched with the rotary disc, only the water inlet and the water outlet are communicated, and the hollow rotating shaft drives the rotary disc to rotate a switching position by using each isotonic included angle as a unit and form a backflushing channel of the backflushing filter element.

The invention relates to the industry of water treatment, in particular to the aspects of depth filtration and purification for drinking water. The invention discloses a water quality processor, which comprises a filter core, a machine base provided with a water inlet pipeline A and a water outlet pipeline B, and a water path switcher consisting of an upper switching disc and a lower switching disc which are provided with two equant switching positions simultaneously and contact and match with each other to form a sealed switching surface, wherein the two equant switching positions on the lower switching disc are provided with a water inlet and a water outlet of which the switching water ports are communicated with the filter core respectively; and the upper switching disc is provided with the switching water ports which are communicated with the water inlet pipeline A and the water outlet pipeline B respectively and are correspondingly communicated with the water inlet and the water outlet of the lower switching disc. The filter core of the water quality processor has thorough backflushing with open-and-shut effect; the water quality processor can also meet different requirements on drinking and using water; by using a filtering state alarm to monitor the fine filter core dynamically and give an alarm, secondary pollution to the filter core is prevented preferably and the service life of the filter core is prolonged; and because the filter core can be replaced by a user through self operation, the use cost of the filter core is correspondingly reduced and the water quality processor also brings convenience to a remote user.

The invention relates to the water treatment industry, in particular to deep filtration and purification of drinking water. The invention discloses a full back-flushing water purifying treatment device. The device comprises back-flushing filter elements and a base with water inlet and outlet pipelines; the device also comprises a water passage switcher and a sealing cover; the sealing cover is in contact fit with the base through a sealing element to form a sealed cavity; a rotating disc and a fixed disc of the water passage switcher are in contact fit to form a sealed switching interface, and the switching face of the rotating disc of the water passage switcher is provided with three water ports, namely a water inlet bent hole communicated with the water inlet pipelines of the sealed cavity and the base, a water outlet blind hole and a transition blind hole which are mutually communicated; the switching face of the fixed disc of the water passage switcher is provided with a plurality of switching water ports corresponding to the switching water ports of the rotating disc, and the plurality of switching water ports are correspondingly connected at the back-flushing filter elements connected in series; and the fixed disc is butted with the water inlet bent hole of the rotating disc, the water inlet pipeline of the base, the transition blind hole and the water outlet blind hole through the water inlets in front and back of the back-flushing filter elements connected in series and the middle water outlet respectively, and connected with the water outlet pipeline through the water outlet of the fixed disc.

The invention relates to water treatment industry, particularly relates to filtering of drinking water and discloses a water purifier with a flipping cover device. The water purifier comprises a water inlet interface, a water outlet interface and a machine base which is used for placing a plurality of filter liners, wherein a shell body of each filter liner or closed filter liner or an inner container arranged in each filter cartridge is connected and fit with the machine base, and external water receiving openings are formed in the upper end face of each shell body. The water purifier further comprises an integral bin cover and a fastening device, wherein the integral bin cover is provided with a built-in pipeline and butting water openings; one end of the integral bin cover is hinged to the machine base by a shaft, the other end of the integral bin cover swings around the shaft in a fit manner and is connected and fixed onto the machine base by the fastening device, and two external water receiving openings of each filter liner correspond to the butting water openings of the integral bin cover; when the integral bin cover and the machine base are in a closed state, the external water receiving openings of each filter liner are in sealed butt joint with the butting water openings corresponding to the external water receiving openings respectively, and the built-in pipeline communicates the water inlet interface and the water outlet interface so as to form a filtering passage which connects all the filter liners in series; and when the integral bin cover and the machine base are in an opened state, the sealed butt joint between the external water receiving openings of each filter liner and the butting water openings is separated at the same time.

The invention relates to water treatment industry, in particular relates to the depth-type filtration and purification of drinking water, and discloses a method for connecting a filter drum and a built-in filter liner of a water purifier in a rotary inserting and rotary lifting manner, and the built-in filter liner. A convex insertion water opening with a sealing component is arranged at the lower end of the built-in filter liner positioned in a sealing cavity of the filter drum and is matched with a water passing hole of the built-in filter liner in an inserting manner; the rotary threaded inserting structure is arranged along the peripheral surface of the built-in filter liner or positioned on the peripheral surface of a casing of the built-in filter liner or positioned on the peripheral surface of the end cover of the built-in filter liner; a corresponding rotary threaded inserting structure matched with the built-in filter liner in a rotary connecting manner is arranged on the inner wall of the filter drum; the built-in filter liner positioned at high and low inserting and connecting positions can automatically move downwards or upwards when rotating along positive and negative directions of the rotary threaded inserting structures; the convex insertion water opening with the sealing component and the pipe wall of the water passing hole of a base are inserted together in a sealing manner or separated from each other; a linkage matching state and a separation matching state are set between a handle mechanism axially or rotatably linked with the built-in filter liner and a rotary lifting structure of the built-in filter liner.

The invention is relative to the water treatment industry, and concretely relates to deep filtration and clean-up of the drinking water. This invention discloses a water conditioner equipped with an interconnected filtration chamber and a splicing sealed structure. The water conditioner comprises a built-in splicing filter liner, an interconnected filtration chamber and upper covers, a water-transferring pipeline, a filtration airproof component and a clamp device. The upper cover and each filtration chamber of the interconnected filtration chamber are performed sliced cooperation, several sealed filtration chambers are composed of the filtration airproof component and the clamp device by connecting; each sealed filtration chambers were connected in series by water pipelines. The sealed filtration chambers set the sealing limits to the built-in splicing filter liner respectively, the interfaces of water pipeline are communicated to two sides of a material filtering layer of the built-in splicing filter liner. The invention has the advantages of simple device structure, stable installation quality, high efficiency, easy assemble and disassemble with little effort, the built-in splicing filter liner is convenient to replace, the usage cost of the filtration core can be reduced, and the water conditioner of the invention is convenient to the remote users.

The invention relates to the water treatment industry, in particular to drinking water filtration, and discloses a water purifier with an upper-arrangement control module and a lower-arrangement U-shaped filter bladder bin. The water purifier comprises a plurality of filter bladders such as a reverse osmosis membrane filter bladder and a nanofiltration membrane filter bladder, corresponding fixingdevices, a water pump, a concentrated-water discharge flow controlling device, a filter channel connected with and composed of the plurality of filter bladders, the water pump and the concentrated-water discharge flow controlling device through a water passing pipeline, a U-shaped filter bladder chamber for vertically placing the filter bladders, the upper-arrangement control module, and movableconnection devices; each filter bladder is fixedly connected to a U-shaped filter bladder chamber through one corresponding fixing device, and each filter bladder water opening is in seal butt joint with one corresponding docking water opening of the water passing pipeline; the water purifier further comprises a U-shaped facility chamber and a chamber cover, the facility chamber and the U-shaped filter bladder chamber are connected in parallel to form the lower-arrangement U-shaped filter bladder bin having a partition plate structure, and an orientation of the end opening of the facility chamber which is closed by the chamber cover is opposite or perpendicular to the end opening of the U-shaped filter bladder chamber; and the upper-arrangement control module is in contact fit with the upper and lower parts of the lower-arrangement U-shaped filter bladder bin, and the upper-arrangement control module is connected with the lower-arrangement U-shaped filter bladder bin by the moveable connection devices to form a whole.

The invention is relative to a water treatment industry, and concretely relates to filtration of drinking water. The invention discloses a water processor having a water collecting-type housing apparatus. The water processor having the water collecting-type housing apparatus comprises a water inlet interface, a water outlet interface, filtration containers, and a machine base; several filtration containers vertically inserting into a filtration container hole of the machine base and connecting in a filtering channel in series or sealing filtration containers or inner containers placed in each filter cylinder, and the water processor also comprises a U-shaped water-collecting chamber used for receiving disengagement weepage from abutting joint water openings of a filtering channel, and a water openings abutting joint capturing apparatus; the U-shaped water-collecting chamber corresponding to the abutting joint water openings of the filtering channel is placed at outside of several filtration containers and is connected and cooperated with the machine body, and a water collecting-type support housing used for supporting the filtration containers and collecting the disengagement weepage from the abutting joint water openings of the filtering channel is formed; the U-shaped water-collecting chamber with an upper opening is provided a bottom water outlet, or a movable chamber which is connected and cooperated with the machine base in a movable mode and is capable of moving out of a support frame; sealing abutting jointing of the abutting joint water openings and the filtration containers are disconnected by moving the upper cover or the filtration containers, and an inner chamber of the U-shaped water-collecting chamber is communicated with the abutting joint water openings.

The invention relates to water treatment, in particular to the deep filtration and purification aspects of drinking water. The invention discloses a method for connecting an opening filter housing with a base of a water purifier. The filter housing comprises an opening cavity and a group of arc tooth buckles, wherein the group of arc tooth buckles are uniformly distributed on the end surface of the opening cavity, and an included angle between the projections of the two ends of the arc length of each tooth buckle and the center of symmetry is at the range of 10-75 DEG. A filter liner is arranged in the filter housing, the base is provided with a group of arc fixed tooth buckles which correspond to the arc tooth buckles of the filter housing, front ends of the arc fixed tooth buckles are provided with plugs, notches are arranged among the tooth buckles, the filter housing in which the liner is arranged is inserted into the notches through the arc tooth buckles, and rotates to contact and match with the arc fixed tooth buckles of the base. The invention has the advantages that a filter core is convenient and labor-saving for replacement, the use cost is low; and products can be designed to be a liner inversion mode.

The invention relates to the industry of water treatment, specifically to filtration of drinking water. The invention discloses a water purifier having a U-shaped housing and a vertical filter liner cavity with a swinging latch hook device. The water purifier comprises the U-shaped housing, an upper cover and the swinging latch hook device. A water port of each filter liner and a docking water port corresponding to a water pipe in the U-shaped housing are in sealing butt joint to form a filtering channel. The water purifier also comprises a vertical filter liner cavity equipped with a swing shaft. The vertical filter liner cavity equipped with multiple filter liners is arranged at the upper part inside the U-shaped housing and is integrated with the upper part. A swinging hook plate is hinged to the swing shaft of the vertical filter liner cavity, or a single-shaft swinging latch hook structure is adopted, or a double-shaft swinging latch hook structure is adopted. The swinging hook plate which swings around the swing shaft of the vertical filter liner cavity and the latch hook structure arranged at the upper cover are contacted to form a closed state of the swinging latch hook device. Then, the upper cover is connected with the vertical filter liner cavity and the U-shaped housing to form a whole body. The movable swinging hook plate and the latch hook structure are separated to form an open state of the swinging latch hook device so as to open the upper cover.

The invention relates to the water treatment industry, in particular to drinking water filtration, and discloses a water purifier with an upper-arrangement control module and a U-shaped filter bladderbin and self-supporting filter bladders of the water purifier. The water purifier comprises filter bladders and a filter channel, and further comprises the upper-arrangement control module with a water passing pipeline having upper docking water openings and a through hole structure, upper fixing devices, the self-supporting filter bladders with upper fastening structures and lower docking wateropenings which are arranged on the same side, and moveable connection devices; the upper-arrangement control module cooperates with the U-shaped filter bladder bin in which the self-supporting filterbladders are put; each moveable connection device located between one upper fixing device of the upper-arrangement control module and one corresponding self-supporting filter bladder is in connectionfit with one corresponding upper fastening structure of one self-supporting filter bladder through one corresponding through hole structure, the upper-arrangement control module and the U-shaped filter bladder bin are integrally connected, and the plurality of upper docking water openings of the upper-arrangement control module are in simultaneous seal butt joint with the corresponding lower docking water openings of the self-supporting filter bladders; and the upper fastening structures of a filter bladder shell with the lower docking water openings are either threaded fixing structures or aset of arc-shaped radial fixing tooth fastening structures used for a rotary clamping structure.

The invention relates to the water treatment industry, in particular to drinking water filtration, and discloses a water purifier with a turnover cover display window device. The water purifier comprises filtering inner containers and a lower filtering inner container bin. The filtering inner containers are fixed into the lower filtering inner container bin through filtering inner container fastening devices. Water ports in the lower ends of all the filtering inner containers are connected front and back to form a filtering channel. The water purifier further comprises a turnover cover provided with the display window device, vertical lugs arranged on the lower filtering inner container bin and the turnover cover respectively, and a shaft. The shaft, the vertical lug of the lower filtering inner container bin and the vertical lug of the turnover cover form a hinge swing mechanism connected with the lower filtering inner container bin and the turnover cover in a matched mode. The display window device is either a single-display-window device arranged on one side of the turnover cover or a double-display-window device provided with a running state display window device and a detection maintenance state display window device.

The invention relates to the water treatment industry, in particular to drinking water filtration.The invention discloses a U-shaped housing device provided with a side wall pipeline structure of a water purifier.The device comprises a U-shaped housing for accommodating and placing a plurality of filtration liners, an upper cover and a swing lock hook device, wherein eachfiltration liner isconnected withand fixed in the U-shaped housing via a filtration liner fastening device; water gaps of the filtration liners are in butt joint with butting water gaps of water through pipelines on the bottom surface of the U-shaped housing in a sealing manner to form a filtration channel; the upper cover is ofa siding structure or a flip structure; the swing lock hook device connects the U-shaped housing with the upper cover to form an enclosed filtration liner cabin; the upper cover is moved after the swing lock hook device is opened; the device further comprises the pipeline structure arranged on the outer side of a cavity wall of the U-shaped housing; and the pipeline structure is at least one of an overflow pipeline structure or a guide pipeline structure and is integrally formed with the U-shaped housing.

The invention relates to water treatment industry and in particular to filtration of drinking water and discloses a method for movably connecting a rotating part of water purifier and a rotating handle device, as well as a rotating body and the rotating handle device. The rotating handle device is spliced and matched with the rotating part which comprises a closed shell, a cavity cover and a rotating shaft. A group of swinging arms are arranged on the inner side of the wall of a support cylinder of the rotating handle device to form a movable clamp tongue mechanism, clamp tongues are arranged at the lower ends of the swinging arms, and the swinging arms incline inwards; a button provided with a radial convex edge is arranged on a spring support frame on the wall of the support cylinder through a spring and is in contact fit with an axial limiting through hole structure arranged on a rotating handle; when a concave plug of the rotating handle device is spliced and matched with a convex axial splicing rotation linkage structure of the rotating part, the clamp tongues of the swinging arms are clamped and matched with clamp slots formed in the top end of the convex axial splicing rotation linkage structure; and when the button moves downwards, the swinging arms are driven by the radial convex edge to release the splicing and matching between the clamp tongues and the clamp slots, and the rotating handle device moves upwards to release the splicing and matching with the rotating part.

The invention relates to the water treatment industry, in particular to aspects of depth-type filtration and purification of drinking water. The invention discloses a water quality filter which comprises a filter element, a stand, an overhead stand and a bracket device contacted and matched with the overhead stand, wherein bracket mounting slots with two corresponding sides are arranged on the stand; and the filter element is hung below the stand in a suspension way and is provided with a loading and unloading space. The invention has the following advantages that the installation is convenient, the compatibility between the device and a pipeline is good, the quality of the product is improved, and the filer element is replaced easily. As the filter is replaced easily, a user can purchase and replace the filer element by self, thereby the convenience for popularizing a water purifier is achieved. The expense consumed by replacing the filter element only by professional personnel door-to-door is avoided so that the using cost of the filer element is correspondingly reduced, thereby being also convenient for remote users.

The invention relates to the field of water treatment, in particular to the depth-type filtration and purification of drinking water. The invention discloses a filtering shell of a water purifier and a connecting method with a base. The filtering shell comprises an open cavity body and a group of circular arc-shaped jaws, wherein the group of circular arc-shaped jaws are uniformly distributed on the end surface of the open cavity body, and the range of an included angle between the projections of two ends of the arc of each jaw and a symmetric center is 10 degrees-75 degrees; a filtering internal bladder is arranged in the filtering shell; a group of circular arc-shaped fixing jaws corresponding to the circular arc-shaped jaws of the filtering shell are arranged on the base, and plugs are arranged at the front ends of the jaws; gaps are arranged among the jaws; the filtering shell of the built-in internal bladder is inserted into the gaps through the circular arc-shaped jaws, and is rotated to be in contact fit with the circular arc-shaped fixing jaws of the base; and a device in a wedge-shaped structure for enabling the filtering shell to generate vertical displacement is also arranged on the base. The invention has the following advantages that the replacement of a filtering element is convenient and labor-saving, the use cost is low, and the product can be designed in a mode that the internal bladder is inverted.

The invention relates to the industry of water treatment, specifically to filtration of drinking water. The invention discloses a water purifier having a lateral concave vertical water port structure. The water purifier comprises a U-shaped housing with two lateral lifting structures, an upper cover, a vertical water port, filter liners and a water control part. Each filter liner is connected and fixed inside the U-shaped housing through a fastener, and a water port of each filter liner and a docking water port corresponding to a water pipe in the U-shaped housing are in sealing butt joint to connect the water control part at the relevant plate to form a filtering channel. The upper cover is cooperatively connected to upper and lower parts of an upper port of the U-shaped housing to form a closed filter liner cavity. The invention is characterized in that an arched water port rack is also involved. The vertical water port and the arched water port rack are integrated to form a lateral concave vertical water port device, which is arranged on a lateral concave fa ade structure in the length direction of the U-shaped housing, or placed below one lateral lifting structure or below two lateral lifting structures. The arched water port rack of the fixed vertical water port is connected to the U-shaped housing through a fastening standard component to form a whole body.

The invention discloses a floating ball separating method of a water collecting device of a water purifier, which is related to the water treatment industry and particularly relates to deep purifying of drinking water. According to the floating ball separating method of the water collecting device of the water purifier, a water collecting container, a floating ball, an alarm switch, and a base provided with a water discharging hole are included, wherein the water collecting container is arranged at the bottom of the base and used for collecting accumulated water in a high place of the base in an abnormal operation state; the distance between the floating ball positioned in the water collecting container and the bottom surface of the container is changed under the action of water buoyancy until the alarm switch is triggered. A limit structure and an avoiding space which are arranged on the base are also included, wherein the limit structure and the avoiding space are positioned above the water collecting container, allowable horizontal and vertical displacements of the floating ball in a moving process of the water collecting container are controlled; the height between the upper end of the water collecting container and the height of the upper end of the avoiding space is equal to or greater than the diameter of the floating ball; in a process of forwards moving the water collecting container out of the base, the rear end of the water collecting container and the limit structure of the base are respectively in contact with two ends of the suspended floating ball and squeeze the floating ball to move up to enter the avoiding space until the floating ball moves out of the water collecting container.

The invention relates to the water treatment industry, in particular to the aspects of deep filter and purification of drinking water and discloses a combined water treatment machine comprising an independent filter component formed by a filter element with water inlet and outlet pipelines and an engine seat, wherein the water inlet and the water outlet pipelines of the filter element and an engine seat pipeline are connected and form a filter passage; the combined water treatment machine also comprises another independent post treatment component which is provided with a subsequent treatment filter element and an engine seat; water inlet and outlet pipelines of the filter element and water inlet and outlet pipelines of the engine seat are connected and form a subsequent treatment passage; and a water inlet pipeline of the post treatment component is connected with the water outlet pipeline of the filter component. The invention has the advantages of convenient installation, favorable adaptability, high functional degree of products, high water yield, high grade, capability of meeting the requirements in multiple aspects as well as strong treatment capability, long service life and easy replacement of the filter element; and users can self purchase and replace the filter element, thereby avoiding the inconvenience and expense of door-to-door service, correspondingly reducing the cost and being beneficial to the generalization and the popularization of a water purifier.

The invention is relative to the water treatment industry, and concretely relates to deep filtration and clean-up of the drinking water. This invention discloses a water conditioner equipped with an interconnected filtration chamber and a splicing sealed structure. The water conditioner comprises a built-in splicing filter liner, an interconnected filtration chamber and upper covers, a water-transferring pipeline, a filtration airproof component and a clamp device. The upper cover and each filtration chamber of the interconnected filtration chamber are performed sliced cooperation, several sealed filtration chambers are composed of the filtration airproof component and the clamp device by connecting; each sealed filtration chambers were connected in series by water pipelines. The sealed filtration chambers set the sealing limits to the built-in splicing filter liner respectively, the interfaces of water pipeline are communicated to two sides of a material filtering layer of the built-in splicing filter liner. The invention has the advantages of simple device structure, stable installation quality, high efficiency, easy assemble and disassemble with little effort, the built-in splicing filter liner is convenient to replace, the usage cost of the filtration core can be reduced, and the water conditioner of the invention is convenient to the remote users.

The invention relates to the water treatment industry, in particular to the filtering aspect of drinking water. The invention discloses a water purifier with a side concave vertical nozzle structure. It includes a U-shaped shell with a pull-up structure on both sides, an upper cover, a vertical nozzle, a filter gall and a water-passing control component; each filter gall is connected and fixed in the U-shaped shell through a fastening device, and the nozzle of each filter gall is connected to the The corresponding butt joint water outlet of the water passage in the U-shaped shell is sealed and docked, and the water control part is connected at the relevant place to form a filter channel; the upper cover and the upper port of the U-shaped shell are connected up and down to form a closed filter cavity. It is characterized in that it also includes a bow-shaped nozzle frame; the vertical nozzle and the bow-shaped nozzle frame are connected as a whole to form an undercut vertical nozzle device; the undercut vertical nozzle device is arranged on the undercut facade structure in the length direction of the U-shaped shell, or Placed on one side of the lifting structure or placed under the two sides of the pulling structure, the bow-shaped nozzle frame that fixes the vertical nozzle is connected with the U-shaped housing through fastening standard parts to form a whole.

The invention relates to a water treatment industry, and in particular relates to drinking water filtering. The invention discloses a switching position prompting method for a multi-filtering-liner backwashing switcher of a water purifier. The switching position prompting method comprises 3-8 filtering liners which are connected in series with one another, a base, a water path switcher, annular equal switching contacts, a rotating shaft body with a center rotating arm elastic contact terminal and a switching position prompting device, wherein the upper end of the rotating shaft body extends out of a shaft passing hole of the base; the center rotating arm elastic contact terminal on the rotating shaft body is connected with one end of a corresponding detection switch circuit of the switching position prompting device; all the annular equal switching contacts correspond to all equal switching positions of the water path switcher and have the same switching angle; one contact is connected with the other end of the detection switch circuit; every time when the rotating shaft body drives a rotating disk to rotate to be staggered from one equal switching position, a backwashing channel of the corresponding filtering liner is formed; the center rotating arm elastic contact terminal is in contact with one of the annular equal switching contacts; the switching position prompting device prompts the switching position to the water path switcher.