CN107935257B

CN107935257B - Water purifier

Info

Publication number: CN107935257B
Application number: CN201711453141.9A
Authority: CN
Inventors: 冯锐; 夏朝军
Original assignee: Guizhou Heting Water Environmental Engineering Co ltd
Current assignee: Guizhou Heting Water Environmental Engineering Co ltd
Priority date: 2017-12-28
Filing date: 2017-12-28
Publication date: 2021-05-25
Anticipated expiration: 2037-12-28
Also published as: CN113233661B; CN107935257A; CN113233661A

Abstract

A water purifier comprises a first-stage pp cotton filter element, a second-stage particle activated carbon filter element, a third-stage RO reverse osmosis membrane filter element and a fourth-stage coconut shell activated carbon filter element which are sequentially connected, wherein a wastewater outlet of the RO reverse osmosis membrane filter element is connected with a concentrated water purification barrel through a pipeline, the concentrated water purification barrel comprises a barrel body and a barrel cover, the barrel cover is rotatably connected with a main rod with a vertical axis, the main rod is provided with a pair of driving rods and at least a pair of driven rods, the driving rods and the driven rods are opposite and parallel, a rotatable conductive chain belt is arranged between the driving rods and the driven rods, the conductive chain belts on two sides of the main rod are oppositely arranged, a water outlet is arranged in the center of a bottom plate of the barrel body, a water inlet is arranged above a side wall, and, the water is recycled, and the utilization rate of water resources is greatly improved.

Description

Water purifier

Technical Field

The invention relates to the technical field of water purification equipment, in particular to a water purifier.

Background

With the improvement of the consumption level of the social life and the development of the technology, people pay more and more attention to the safety of water for drinking and cooking, so that the vertical drinking water purifier is widely applied to the daily life of people.

Traditional water purifier, including the casing, be equipped with water inlet, one-level pp cotton filter core, second grade granule activated carbon filter core, tertiary RO reverse osmosis membrane filter core, level four coconut husk activated carbon filter core, water tank and delivery port in the casing, and connect gradually, realize filtering the former water level four to reach water purification, reach sanitary drinking water effect.

The applicant submits an invention patent application with application number 201710218628.2 named as 'an intelligent water purifier' on 5.4.2017, realizes intelligent control through a control system, automatically controls the water level of a water tank, can monitor the use state in a water purification treatment system in real time, displays the use state through a mercury display or transmits data to a mobile phone or a background treatment system through an SIM card, and the display transmits information by means of Bluetooth and can be externally arranged in a signal area at will.

However, in this technical solution, "wastewater" generated by the three-stage RO reverse osmosis membrane filter element is directly discharged and cannot be recycled, so that the problem of water resource waste as in the conventional water purifier still exists, that is, the water purifier is usually maintained at 1: about 3 wastewater ratio.

Disclosure of Invention

The technical problem to be solved by the present invention is to provide a water purifier to reduce or avoid the aforementioned problems.

In order to solve the technical problems, the invention provides a water purifier, which comprises a first-stage pp cotton filter element, a second-stage granular activated carbon filter element, a third-stage RO reverse osmosis membrane filter element and a fourth-stage coconut shell activated carbon filter element which are sequentially connected, wherein a wastewater outlet of the RO reverse osmosis membrane filter element is connected with a concentrated water purification barrel through a pipeline, the concentrated water purification barrel comprises a barrel body and a barrel cover, the barrel cover is rotatably connected with a main rod with a vertical axis, the main rod is provided with a pair of driving rods with horizontal and parallel opposite axes and at least a pair of driven rods with horizontal and parallel axes from top to bottom, a rotatable conductive chain belt is arranged between the driving rods and the driven rods, the conductive chain belts on two sides of the main rod are oppositely arranged, a water outlet is arranged in the center of a bottom plate of the barrel body, a water inlet is arranged above the side wall, a water return, the water return port is connected with an inlet of the first-stage pp cotton filter element through a pipeline.

Preferably, the conductive chain belt comprises a base belt made of a flexible resin material, a strip-shaped tapered electrode is arranged on the front surface of the conductive chain belt, a conductive belt extending to the whole length direction of the conductive chain belt is arranged on the axis of the back surface of the conductive chain belt, and a conductive strip is directly connected with the strip-shaped tapered electrode.

Preferably, the end of the driving rod is provided with at least two driving wheels, and a conductive wheel for connecting and electrifying the conductive belt of the conductive chain belt is arranged between the driving wheels.

According to the water purifier provided by the invention, water is recovered by carrying out electrolytic desalination on concentrated water, so that the utilization rate of water resources is greatly improved.

Drawings

The drawings are only for purposes of illustrating and explaining the present invention and are not to be construed as limiting the scope of the present invention. Wherein the content of the first and second substances,

fig. 1 is a schematic view illustrating a structural principle of a water purifier according to an embodiment of the present invention;

FIG. 2 is a schematic diagram illustrating the structure of the concentrated water purification tank of FIG. 1;

FIG. 3 is a schematic perspective exploded view of the boom of FIG. 2;

FIG. 4 is a schematic front view of a portion of the conductive chain belt of FIG. 1;

FIG. 5 is a schematic sectional view A-A of FIG. 4;

FIG. 6 is a rear view of the conductive link of FIG. 4;

fig. 7 is a schematic sectional view B-B of fig. 6.

Detailed Description

In order to more clearly understand the technical features, objects, and effects of the present invention, embodiments of the present invention will now be described with reference to the accompanying drawings. Wherein like parts are given like reference numerals.

Fig. 1 is a schematic view illustrating a structural principle of a water purifier according to an embodiment of the present invention; FIG. 2 is a schematic diagram illustrating the structure of the concentrated water purification tank of FIG. 1; FIG. 3 is a schematic perspective exploded view of the boom of FIG. 2; FIG. 4 is a schematic front view of a portion of the conductive chain belt of FIG. 1; FIG. 5 is a schematic sectional view A-A of FIG. 4; FIG. 6 is a rear view of the conductive link of FIG. 4; fig. 7 is a schematic sectional view B-B of fig. 6. Referring to fig. 1 to 7, the present invention provides a water purifier, which comprises a first-stage pp cotton filter element 1, a second-stage granular activated carbon filter element 2, a third-stage RO reverse osmosis membrane filter element 3 and a fourth-stage coconut shell activated carbon filter element 4, which are sequentially connected, wherein a wastewater outlet of the RO reverse osmosis membrane filter element 3 is connected with a concentrated water purification barrel 5 through a pipeline, the concentrated water purification barrel 5 comprises a barrel body 51 and a barrel cover 52, the barrel cover 52 is rotatably connected with a main rod 6 with a vertical axis, the main rod 6 is provided with a pair of driving rods 7 with horizontal and parallel axes and at least a pair of driven rods 8 with horizontal and parallel axes from top to bottom, a rotatable conductive chain belt 9 is arranged between the driving rods 7 and the driven rods 8, the conductive chain belts 9 on both sides of the main rod 6 are oppositely arranged, a water outlet 511 is arranged in the, the below is provided with return water mouth 513 in the lateral wall, water inlet 512 with the waste water outlet of RO reverse osmosis membrane filter core 3 passes through the pipe connection, return water mouth 513 pass through the pipeline with the access connection of one-level pp cotton filter core 1.

Because the raw water is treated by the first-level pp cotton filter element 1 and the second-level particle activated carbon filter element 2 before entering the third-level RO reverse osmosis membrane filter element 3, most particle impurities, abnormal colors, peculiar smells, a part of heavy metal ions, a large amount of organic matters, microorganisms and the like in the water are removed. The 'wastewater' discharged by the three-stage RO reverse osmosis membrane filter element 3 is actually concentrated water, and except that the salt content is slightly higher than that of the raw water, other indexes are all better than that of the raw water. Therefore, the proposal of the invention is an improvement on the proposal of the inventor with the application number of 201710218628.2, and the water is recovered by carrying out the electrolytic desalination of the concentrated water; therefore, the present invention is omitted for other structural components of the water purifier.

FIG. 4 is a schematic front view of a portion of the conductive chain belt of FIG. 1; FIG. 5 is a schematic sectional view A-A of FIG. 4; FIG. 6 is a rear view of the conductive link of FIG. 4; FIG. 7 is a schematic cross-sectional view B-B of FIG. 6; referring to fig. 1 and 4-7, the conductive chain belt 9 includes a base belt 91 made of a flexible resin material, a strip-shaped tapered electrode 92 is disposed on a front surface of the conductive chain belt 9, a conductive belt 93 extending to a length direction of the entire conductive chain belt 9 is disposed on an axis of a rear surface of the conductive chain belt 9, and a conductive strip 94 is directly connected to the conductive belt 93 and the strip-shaped tapered electrode 92. The conductive band 93 and the conductive strip 94 may be made of copper sheets, which can ensure a certain ductility, do not break during the rotation of the conductive chain band 9, and are conveniently connected to each other directly by spot welding. The base band 91 is provided with through holes at positions corresponding to the strip-shaped tapered electrodes 92 and the conductive strips 94, and the strip-shaped tapered electrodes 92 can be made of hard copper alloy, so that the strip-shaped tapered electrodes 92 and the conductive strips 93 can be directly connected through spot welding, and the strip-shaped tapered electrodes 92 and the base band 91 can be conveniently bonded.

Referring to fig. 2, the two opposite conductive chain belts 9 can rotate in the vertical direction to drive the water body to move in the vertical direction, and the opposite strip-shaped cone-shaped electrodes 92 respectively connected with the positive electrode and the negative electrode have opposite cone tips, so as to facilitate the electrolytic precipitation of inorganic salts in the water body.

Fig. 3 is a schematic diagram illustrating a principle of a three-dimensional exploded structure of the main rod of fig. 2, and as shown in fig. 2 and fig. 3, the driving rod 7 and the driven rod 8 provided by the present invention have the same size, so as to facilitate deployment of the conductive chain belt 9, at least two driving wheels 71 are disposed at an end portion of the driving rod 7, a conductive wheel 72 for connecting and energizing the conductive belt 93 of the conductive chain belt 9 is disposed between the driving wheels 71, a driven wheel 81 is disposed at an end portion of the driven rod 8 corresponding to the driving wheel 71, when the conductive chain belt 9 is sleeved on the driving rod 7 above and the driven rod 8 below, the driving wheel 71 and the driven wheel 81 are respectively connected with a base band portion at the back of the strip-shaped tapered electrode 92, when the driving wheel 71 rotates, the conductive chain belt 9 can be driven to rotate, the driving wheel 71 provides a rotational support for the, thus, as shown, for each of the conductive chain belts 9, a plurality of driven rods 8 may be provided for support. The conductive chain belt 9 includes a base belt 91 made of a flexible resin material, that is, it can be transmitted by a frictional force between the driving pulley 71 and the base belt 91, and of course, the driving pulley 71 and the driven pulley 81 can also use a gear structure, and the driving is made more effective by providing a tooth pattern on the base belt 91. The diameter of the conductive wheel 72 may be slightly larger than the driving wheel 71, which may ensure an effective connection of the conductive wheel 72 with the conductive belt 93.

The drive rod 7 may be provided with a wire connected to an external power source via the main rod 6, so that power for the drive wheel 71 and power for the conductive wheel 72 may be provided separately. In use, as shown in figure 2, maintaining the drive rod 7 above the water surface ensures efficient operation of the electrical components.

The barrel cover 52 may be provided with a base 521 to connect with the main rod 6, the base 521 may not only provide the rotation power of the main rod 6, but also implement power supply to the driving rod 7 through the main rod 6 by using technologies such as a conductive slip ring, and the technology adopted by the base 521 may be similar to that of a foundation of a geotechnical centrifuge, and therefore, the technology is prior art and is not described herein again.

The water inlet 512 may be arranged at a position lower than the driving rod 7, so that the influence of the water inlet process on the driving wheel 71 and the like can be avoided. The water return port 513 can be 10mm higher than the bottom plate of the barrel body 51, so that solid sediment at the bottom can be prevented from being brought back to the first-stage pp cotton filter element 1.

A water level sensor may also be provided on the main lever 6 to monitor the water level in the tub 51.

A pressure pump can be arranged between the water return port 513 and the first-stage pp cotton filter element 1, so that when the amount of water returned is large, the water body output from the water return port 513 can be preferentially used.

The using method of the water purifier provided by the invention comprises the following working processes:

step a, closing the water outlet 511 and the water return port 513, injecting water from the water inlet 512, and when the lowest driven lever 8 is submerged by the water level, starting to rotate the main lever 6 and the driving wheel 71, and relatively moving the conductive chain belt 9 downward (i.e. in the direction indicated by arrow C in fig. 2);

the mobile jib 6 is rotatory, can drive electrically conductive chain belt 9 centers on 6 axes of mobile jib are rotatory to can be the rotatory vortex that produces of water, electrically conductive chain belt 9 is rotatory can make every bar taper electrode 92 participates in the ionization deposit to inorganic salt, and can drive the disturbance down of water flow direction, at this in-process, the solid-state thing of deposit also can be strikeed by the vortex of water on the bar taper electrode 92 and wash, and along with the vortex deposit extremely the bottom of staving 51.

And step B, when the water level in the barrel body 51 reaches 1/2 of the distance between the water inlet 511 and the bottom plate of the barrel body 51, opening the water outlet 511 and the water return port 513, enabling the flow ratio of the water outlet 511 to the water return port 513 to be larger than 3:1, and ensuring that the sum of the flow of the water outlet 511 and the flow of the water return port 513 is smaller than or equal to the flow of the water inlet 512.

The water outlet 511 is arranged at the center of the bottom plate of the barrel body 51, so that solid sediment brought down by vortex can be discharged from the water outlet 511, the water return port 513 can be 10mm higher than the bottom plate of the barrel body 51, and the water return port 513 is arranged at the middle lower part of the side wall of the barrel body 51, so that the output water body is not easy to carry solid sediment.

Step C, if the total water inlet of the water purifier is opened all the time, and when the water level in the barrel body 51 is equal to the water inlet 511, the total water inlet of the water purifier is closed until the water level in the barrel body 51 is reduced to the level that the driven rod 8 with the lowest water level submerges, and then the total water inlet of the water purifier is opened;

if the total water inlet of the water purifier is closed, the flow rate of the water return port 513 is increased until the sum of the flow rates of the water discharge port 511 and the water return port 513 is equal to the flow rate of the water inlet port 512.

By adopting the method, the waste water ratio of the water purifier can be kept between 1: about 0.3-0.6, that is, only 0.3-0.6 liter of waste water needs to be discharged when 1 liter of purified water is produced, thereby greatly improving the utilization rate of water resources.

It should be appreciated by those of skill in the art that while the present invention has been described in terms of several embodiments, not every embodiment includes only a single embodiment. The description is given for clearness of understanding only, and it is to be understood that all matters in the embodiments are to be interpreted as including technical equivalents which are related to the embodiments and which are combined with each other to illustrate the scope of the present invention.

The above description is only an exemplary embodiment of the present invention, and is not intended to limit the scope of the present invention. Any equivalent alterations, modifications and combinations can be made by those skilled in the art without departing from the spirit and principles of the invention.

Claims

1. A water purifier comprises a first-level PP cotton filter element, a second-level particle activated carbon filter element, a third-level RO reverse osmosis membrane filter element and a fourth-level coconut shell activated carbon filter element which are sequentially connected, and is characterized in that a wastewater outlet of the RO reverse osmosis membrane filter element is connected with a concentrated water purification barrel through a pipeline, the concentrated water purification barrel comprises a barrel body and a barrel cover, the barrel cover is rotatably connected with a main rod with a vertical axis, the main rod is provided with a pair of driving rods which are horizontal and parallel to each other and at least a pair of driven rods which are horizontal and parallel to each other from top to bottom, a rotatable conductive chain belt is arranged between the driving rods and the driven rods, the conductive chain belts on two sides of the main rod are oppositely arranged, a water outlet is arranged at the center of a bottom plate of the barrel body, a water inlet is arranged above a side wall, a water, the water return port is connected with an inlet of the first-stage pp cotton filter element through a pipeline.

2. The water purifier as claimed in claim 1, wherein the conductive chain belt comprises a base belt made of a flexible resin material, a strip-shaped tapered electrode is provided on a front surface of the conductive chain belt, a conductive strip extending throughout a length direction of the conductive chain belt is provided on an axis of a rear surface of the conductive chain belt, and a conductive strip is directly connected to the strip-shaped tapered electrode on the conductive strip.

3. The water purifier as claimed in claim 2, wherein at least two driving wheels are provided at the end of the driving rod, and a conductive wheel for connecting and energizing the conductive strip of the conductive chain belt is provided between the driving wheels.