CN213112792U

CN213112792U - Double-cylinder three-stage water purifier

Info

Publication number: CN213112792U
Application number: CN202021889483.2U
Authority: CN
Inventors: 陈建鹏; 刘玉辉; 朱金盟
Original assignee: Hunan Haodao Environment Technology Co ltd
Current assignee: Hunan Haodao Environment Technology Co ltd
Priority date: 2020-09-02
Filing date: 2020-09-02
Publication date: 2021-05-04
Anticipated expiration: 2030-09-02

Abstract

The utility model provides a double-cylinder three-stage water purifier, which comprises a first cylinder and a second cylinder, a clapboard is arranged in the middle of the first cylinder, the clapboard divides the first cylinder into a first cavity and a second cavity, a first-stage filter core is arranged in the first cavity, a second-stage filter core is arranged in the second cavity, the first-stage filter core and the second-stage filter core are hermetically connected to the clapboard, the first-stage filter core and the second-stage filter core are communicated, the first cylinder and the second cylinder are placed side by side and connected by a pipeline, a third cavity is arranged in the second cylinder, a third-stage filter core component is arranged in the third cavity, a raw water inlet is arranged by communicating the first cavity under the first cylinder, a pure water outlet is arranged by communicating the third cavity under the second cylinder, a backwashing water outlet is arranged by communicating one side of the first cylinder in the middle of the second cylinder, a backwashing water inlet is arranged by communicating the second cavity in the middle of the first cylinder in the middle of, the one-way valve only allows water to flow from the second cartridge to the first cartridge.

Description

Double-cylinder three-stage water purifier

Technical Field

The utility model relates to a water purifier technical field specifically is a tertiary water purifier of binocular.

Background

The water purifier is also called water purifier and water quality purifier, and is water treatment equipment for deeply filtering and purifying water according to the use requirement of water. Along with the attention of people to environmental protection and health, water purification unit's use is more and more extensive, and current water purification unit all can dispose multistage filtration usually to satisfy the different requirements to quality of water, the current market mainly has following several requirements to central stainless steel water purification unit: the connection of the multi-stage filter elements is reasonable, and the volume of the equipment is small while the filtration is sufficient; the filter element can be automatically cleaned, so that the filter channel is ensured to be unblocked and free from blockage, and the service life of the filter membrane is ensured; when the inside breaks down or cleans up dirt, it is convenient to dismantle, maintain and clean up.

SUMMERY OF THE UTILITY MODEL

To the problem that the background art provided, this application provides a binocular tertiary water purifier, simple structure, multistage filtration, area are little, reverse self-cleaning.

The technical scheme of the utility model as follows:

a double-cylinder three-stage water purifier comprises a first cylinder and a second cylinder, wherein a partition plate is arranged in the middle of the first cylinder and divides the first cylinder into a first cavity and a second cavity, a first-stage filter element is arranged in the first cavity, a second-stage filter element is arranged in the second cavity, the first-stage filter element and the second-stage filter element are hermetically connected onto the partition plate, the first-stage filter element and the second-stage filter element are communicated, the first cylinder and the second cylinder are placed side by side and connected through a pipeline, a third cavity is arranged in the second cylinder, a three-stage filter element assembly is arranged in the third cavity, a raw water inlet is communicated below the first cavity, a pure water outlet is communicated with the lower part of the third cavity, a backwashing water outlet is arranged at one side of the middle part of the second cylinder facing the first cylinder, a backwashing water inlet is arranged at one side of the middle part of the first cylinder facing the, the backwashing water outlet and the backwashing water inlet are connected through a one-way valve, the one-way valve only allows water to flow into the first cylinder from the second cylinder, and the backwashing water inlet is communicated into the second cavity.

Furthermore, a threaded cover is arranged at the top of the first barrel and communicated with the second cavity, an installation cover is arranged at the top of the second barrel, and the pipeline is connected with the threaded cover through a first loose joint and is connected with the installation cover through a second loose joint.

Further, a first base is arranged at the bottom of the first barrel, the raw water inlet extends out of the first base, a second base is arranged at the bottom of the second barrel, and the lower portions of the first barrel and the second barrel are connected through a fixing piece.

Furthermore, the first cylinder and the second cylinder are cylinders, the first base and the second base are circular bases, and the first-stage filter element and the second-stage filter element are arranged in an annular mode.

Further, the one end of tertiary filter element group spare of sealed mounting in the installation lid, the second base is provided with inner chamber and first drain, the other end of tertiary filter element group spare stretches into the second base, set up the third sealing washer between third cavity and the base.

Further, the one-level filter core sets up a plurality of, first preforming is connected to one-level filter core bottom, set up first sealing washer and first spring, a plurality of between first preforming and the one-level filter core the pull rod is all connected to first preforming, first preforming below sets up first end cover, the second grade filter core sets up a plurality of, the second preforming is connected at second grade filter core top, set up second sealing washer and second spring, a plurality of between second preforming and the second grade filter core the pull rod is all connected to the second preforming, second preforming top sets up the second end cover, taut first end cover and second end cover are connected to the pull rod.

Further, the lower end of the pull rod is provided with a section of threads, the threads extend out of the first end cover and are fastened by nuts, the upper end of the pull rod is provided with a section of threads, and the threads extend out of the second end cover and are fastened by nuts.

Furthermore, the first cylinder, the second cylinder, the pipeline, the partition plate, the pull rod, the threaded cover, the first loose joint, the first end cover, the first spring, the first pressing sheet, the second end cover, the second spring and the second pressing sheet are all made of food-grade stainless steel.

Furthermore, first sealing washer, second sealing washer, third sealing washer all adopt food level silica gel to make.

Further, the three-stage filter element assembly is an ultrafiltration membrane assembly.

Further, the first-stage filter element is PP cotton, and the second grade filter element is the carbon filter element.

The utility model has the advantages that: 1) the automatic reverse cleaning device is provided with two cylinders which are arranged side by side, two-stage filtration is realized in the first cylinder, third-stage filtration is realized in the second cylinder, and meanwhile, a reverse automatic cleaning structure is arranged; 2) the first cylinder and the second cylinder are connected together through a pipeline, a one-way valve and a fixing piece, and can be conveniently placed through the base, so that the water purifier is convenient to mount; 3) the one-level filter core passes through the pull rod with the second grade filter core and connects the equipment together, and the equipment is simple and convenient, and one-level filter core and second grade filter core pass through the preforming sealed, ensure that water passes through the two-stage filtration, wholly from top to bottom through the spring setting in first barrel, during rivers process, vibrations can be alleviated to the spring, reduce filter core expansion and contraction's clearance.

Drawings

FIG. 1 is a schematic structural diagram of a double-cylinder three-stage water purifier;

FIG. 2 is a schematic diagram of a two-layer water purification filter mounting structure of a double-cylinder three-stage water purifier;

FIG. 3 is a schematic view of a top cover mounting structure of a double-cylinder three-stage water purifier;

FIG. 4 is a schematic view of a filter element mounting structure of a double-cylinder three-stage water purifier;

the reference numbers in the figures illustrate: the filter comprises a first base 1, a first barrel 2, a second barrel 3, a pipeline 4, a second base 5, a one-way valve 6, a fixing piece 7, a raw water inlet 11, a first cavity 21, a second cavity 22, a partition plate 23, a pull rod 24, a threaded cover 25, a backwashing water inlet 26, a first loose joint 27, a third cavity 31, a three-stage filter element assembly 32, an installation cover 33, a pure water outlet 34, a backwashing water outlet 35, a third sealing ring 36, a second loose joint 37, a first drain 51, a one-stage filter element 211, a first end cover 212, a first spring 213, a first pressing sheet 214, a two-stage filter element 221, a second end cover 222, a second spring 223, a second pressing sheet 224, a first sealing ring 2141 and a second sealing ring 2241.

Detailed Description

The present invention will be further described with reference to the accompanying drawings so as to facilitate the understanding of the present invention by those skilled in the art.

In the embodiment of the present invention, all the directional indicators (such as upper, lower, left, right, front, and rear … …) are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture changes, the directional indicator changes accordingly; the description herein of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying any relative importance or implicit indication of the number of technical features indicated; the technical solution described in this specification aims to achieve the object of the present invention, and the parts not described in detail are realized by using the prior art.

As shown in fig. 1, a double-cylinder three-stage water purifier includes a first cylinder 2 and a second cylinder 3, a partition plate 23 is disposed in the middle of the first cylinder 2, the partition plate 23 divides the first cylinder 2 into a first cavity 21 and a second cavity 22, a first filter element 211 is disposed in the first cavity 21, a second filter element 221 is disposed in the second cavity 22, the first filter element 211 and the second filter element 221 are both hermetically connected to the partition plate 23 (refer to the partition plate of the document of patent publication No. CN 106669252A), the first filter element 211 and the second filter element 221 are communicated with each other, the first cylinder 2 and the second cylinder 3 are disposed side by side and connected with each other by a pipeline 4, a third cavity 31 is disposed in the second cylinder 3, a third filter element assembly 32 is disposed in the third cavity 31, a raw water inlet 11 is disposed below the first cylinder 2, a pure water outlet 34 is disposed below the second cylinder 3 and connected with the third cavity 31, the bottom of the first cylinder 2 is provided with a first base 1, the raw water inlet 11 extends out of the first base 1, the top of the first cylinder 2 is provided with a threaded cover 25, the threaded cover 25 is communicated with a second cavity 22, the top of the second cylinder 3 is provided with an installation cover 33, the pipeline 4 is connected with the threaded cover 25 through a first movable joint 27 and is connected with the installation cover 33 through a second movable joint 37, one end of a third-stage filter element assembly 32 is hermetically installed in the installation cover 33, the third-stage filter element assembly 32 is an ultrafiltration membrane assembly, the bottom of the second cylinder 3 is provided with a second base 5, the second base 5 is provided with an inner cavity and a first sewage discharge port 51, the other end of the third-stage filter element assembly 32 extends into the second base 5, a third sealing ring 36 is arranged between the third cavity 31 and the base 5, and the middle of the second cylinder 3 facing one side of the first cylinder 2 is provided with a backwash water outlet 35, the backwashing water inlet 26 is arranged on one side, facing the second barrel 3, of the middle of the first barrel 2, the backwashing water outlet 35 is connected with the backwashing water inlet 26 through the one-way valve 6, the one-way valve 6 only allows water to flow into the first barrel 2 from the second barrel 3, the backwashing water inlet 26 is communicated into the second barrel 22, the raw water inlet 11 is externally connected with a three-way valve, the three-way valve is further connected with a raw water pipeline and a backwashing sewage outlet, the first barrel 2 and the second barrel 3 are cylinders, the first base 1 and the second base 5 are circular bases, the lower portions of the first barrel 2 and the second barrel 3 are connected through a fixing piece 7, the first barrel 2, the second barrel 3 and the pipeline 4 are all made of food-grade stainless steel, and the third sealing ring 36 is made of food-grade silica gel.

Further, as shown in fig. 2 to 4, the double-cylinder three-stage water purifier two-layer water purification filter mounting structure includes a first cylinder 2, a partition plate 23 is disposed in the middle of the first cylinder 2, the partition plate 23 divides the first cylinder 2 into a lower first cavity 21 and an upper second cavity 22, a first-stage filter element 211 is disposed in the first cavity 21, a second-stage filter element 221 is disposed in the second cavity 22, the first-stage filter element 211 and the second-stage filter element 221 are both hermetically connected to the partition plate 23 (refer to the partition plate of the patent publication No. CN106669252A for specific connection method), the first-stage filter element 211 and the second-stage filter element 221 are communicated with each other, the first-stage filter element 211 is provided with a plurality of first pressing plates 214, a first sealing ring 2141 and a first spring 213 are disposed between the first pressing plates 214 and the first-stage filter element 211, the first pressing plates 214 are all connected to a pull rod 24 (refer to the positioning and fixing claws of the patent publication No. CN106669252A for specific connection method), a first end cover 212 is arranged below the first pressing plate 214, a plurality of secondary filter elements 221 are arranged, the top of each secondary filter element 221 is connected with a second pressing plate 224, a second sealing ring 2241 and a second spring 223 are arranged between the second pressing plate 224 and the secondary filter elements 221, the second pressing plates 224 are all connected with a pull rod 24 (the specific connection method can refer to the positioning fixing claw in the patent publication No. CN 106669252A), a second end cover 222 is arranged above the second pressing plates 224, the pull rod 24 is connected and tensioned with the first end cover 212 and the second end cover 222, a section of thread is arranged at the lower end of the pull rod 24, the thread extends out of the first end cover 212 and is fastened by a nut, a section of thread is arranged at the upper end of the pull rod 24, the thread extends out of the second end cover 222 and is fastened by a nut, a water inlet 11 is arranged below the first cylinder 2 and communicated with the first cavity 21, a first base 1 is arranged at the bottom of the, the raw water inlet 11 extends out of the first base 1, the top of the first barrel 2 is provided with a threaded cover 25, the top of the threaded cover 25 is provided with a first loose joint 27, the middle upper part of the first barrel 2 is provided with a backwashing water inlet 26, the backwashing water inlet 26 is communicated with the second cavity 22, the raw water inlet 11 is externally connected with a three-way valve, the three-way valve is further connected with a raw water pipeline and a backwashing sewage outlet, the first barrel 2 is a cylinder, the first base 1 is a circular base, four groups of the primary filter element 211 and the secondary filter element 221 are annularly arranged, the primary filter element 211 is PP cotton, the secondary filter element 221 is a carbon filter element, the first barrel 2, the clapboard 23, the pull rod 24, the threaded cover 25, the first loose joint 27, the first end cover 212, the first spring 213, the first pressing plate 214, the second end cover 222, the second spring 223 and the second pressing plate 224 are all made of food-grade stainless steel, first sealing washer 2141, second sealing washer 2241 all adopt food level silica gel to make.

The utility model discloses a theory of operation: 1) the water purification process: raw water enters the first cavity 21 from a raw water pipeline through the raw water inlet 11, the primary filter element 211 is filtered from the outside and the inside, the raw water enters the primary filter element 211 after being filtered to form primary filtered water, the primary filtered water directly flows into the secondary filter element 221, the secondary filter element 221 is filtered from the inside and the outside, the primary filtered water enters the second cavity 22 after being filtered to form secondary filtered water, the secondary filtered water enters the tertiary filter element assembly through the pipeline 4, the primary filtered water enters the tertiary filter element assembly and is filtered from the inside and the outside, the secondary filtered water enters the third cavity 31 after being filtered, pure water is arranged in the third cavity 31 and is supplied to the outside through the pure; 2) and (3) backwashing: the pure water outlet 34 is connected with backwashing water, enters the third cavity 31, enters the second cavity 22 through the one-way valve 6, flows into the first cavity 21 after passing through the secondary filter element 221 and the primary filter element 211, and is discharged through the raw water inlet 11 and the backwashing sewage outlet.

The above embodiments are only used to illustrate the preferred embodiments of the present invention, but not to limit the present invention, and to those skilled in the art, according to the idea of the present invention, there will be some changes in the detailed description and the application scope, and the content of the present description should not be interpreted as a limitation to the present invention.

Claims

1. A double-cylinder three-stage water purifier is characterized by comprising a first cylinder and a second cylinder, wherein a partition plate is arranged in the middle of the first cylinder and divides the first cylinder into a first cavity and a second cavity, a first-stage filter element is arranged in the first cavity, a second-stage filter element is arranged in the second cavity, the first-stage filter element and the second-stage filter element are hermetically connected onto the partition plate, the first-stage filter element and the second-stage filter element are communicated, a third cavity is arranged in the second cylinder, a third-stage filter element assembly is arranged in the third cavity, the first cylinder and the second cylinder are arranged side by side and are communicated with the second cavity and the third cavity through a pipeline, a raw water inlet is communicated below the first cavity, a pure water outlet is communicated with the lower portion of the third cavity, a backwashing water outlet is arranged at one side, facing the first cylinder, a backwashing water inlet is arranged at one side, facing the second cylinder, of the first cylinder, the backwashing water outlet and the backwashing water inlet are connected through a one-way valve, the one-way valve only allows water to flow into the first cylinder from the second cylinder, and the backwashing water inlet is communicated into the second cavity.

2. The dual-cylinder three-stage water purifier as recited in claim 1, wherein the first cylinder is provided with a threaded cap at the top, the threaded cap is communicated with the second cavity, the second cylinder is provided with a mounting cap at the top, and the pipeline is connected with the threaded cap through a first loose joint and the mounting cap through a second loose joint.

3. The double-cylinder three-stage water purifier as recited in claim 2, wherein the first cylinder has a first base at a bottom thereof, the raw water inlet extends from the first base, the second cylinder has a second base at a bottom thereof, and the first cylinder and the second cylinder are connected at lower portions thereof by a fixing member.

4. The dual-cartridge three-stage water purifier as claimed in claim 3, wherein one end of the three-stage filter element assembly is hermetically mounted in the mounting cover, the second base is provided with an inner cavity and a first drain outlet, the other end of the three-stage filter element assembly extends into the second base, and a third sealing ring is arranged between the third cavity and the base.

5. The dual-cartridge three-stage water purifier as recited in claim 3 or 4, wherein the first and second cartridges are cylinders, the first and second bases are circular bases, and the primary and secondary filter elements are arranged in an annular array.

6. The dual-cylinder three-stage water purifier as claimed in claim 5, wherein the primary filter element is provided with a plurality of filter elements, the bottom of the primary filter element is connected with a first pressing plate, a first sealing ring and a first spring are arranged between the first pressing plate and the primary filter element, the first pressing plates are connected with a pull rod, a first end cover is arranged below the first pressing plate, the secondary filter element is provided with a plurality of filter elements, the top of the secondary filter element is connected with a second pressing plate, a second sealing ring and a second spring are arranged between the second pressing plate and the secondary filter element, the second pressing plates are connected with a pull rod, a second end cover is arranged above the second pressing plate, and the pull rod is connected with the first end cover and the second end cover in a tensioning manner.

7. The dual-cylinder three-stage water purifier as recited in claim 6, wherein the first cylinder, the second cylinder, the pipe, the partition, the pull rod, the threaded cap, the first loose joint, the first end cap, the first spring, the first pressing plate, the second end cap, the second spring and the second pressing plate are all made of food-grade stainless steel.

8. The dual-cartridge three-stage water purifier as claimed in any one of claims 1 to 4, wherein the three-stage filter element assembly is an ultrafiltration membrane assembly.

9. The dual-cartridge three-stage water purifier as recited in claim 8, wherein the primary filter element is PP cotton and the secondary filter element is a carbon filter element.