CN110013696B - Water purifier adopting micro-bubble backwashing - Google Patents
Water purifier adopting micro-bubble backwashing Download PDFInfo
- Publication number
- CN110013696B CN110013696B CN201910135042.9A CN201910135042A CN110013696B CN 110013696 B CN110013696 B CN 110013696B CN 201910135042 A CN201910135042 A CN 201910135042A CN 110013696 B CN110013696 B CN 110013696B
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- water
- channel
- bubble
- backwashing
- micro
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 164
- 238000011001 backwashing Methods 0.000 title claims abstract description 44
- 238000001914 filtration Methods 0.000 claims abstract description 58
- 239000002366 mineral element Substances 0.000 claims description 10
- 239000010865 sewage Substances 0.000 claims description 8
- 239000008213 purified water Substances 0.000 claims description 5
- 238000007789 sealing Methods 0.000 claims description 5
- 230000000694 effects Effects 0.000 abstract description 15
- 239000012535 impurity Substances 0.000 abstract description 12
- 238000011010 flushing procedure Methods 0.000 abstract description 8
- 230000002035 prolonged effect Effects 0.000 abstract description 4
- 238000005202 decontamination Methods 0.000 description 5
- 230000003588 decontaminative effect Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 5
- 239000007788 liquid Substances 0.000 description 3
- 229910052500 inorganic mineral Inorganic materials 0.000 description 2
- 239000011707 mineral Substances 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- 239000002344 surface layer Substances 0.000 description 2
- 238000007792 addition Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000003651 drinking water Substances 0.000 description 1
- 235000020188 drinking water Nutrition 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 239000010410 layer Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/11—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with bag, cage, hose, tube, sleeve or like filtering elements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/62—Regenerating the filter material in the filter
- B01D29/66—Regenerating the filter material in the filter by flushing, e.g. counter-current air-bumps
- B01D29/68—Regenerating the filter material in the filter by flushing, e.g. counter-current air-bumps with backwash arms, shoes or nozzles
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Water Treatment By Sorption (AREA)
Abstract
The invention provides a water purifier adopting micro-bubble back flushing, which comprises: the filter structure is arranged in the shell, wherein a water filtering channel and a back washing channel which pass through the filter structure are arranged in the shell; the generating mechanism is arranged on the back washing channel and used for generating micro bubbles. According to the water purifier adopting micro-bubble back washing, the back washing channel is additionally arranged on the basis of the original water filtering channel, micro-bubble water is generated in the back washing channel through the generating mechanism, so that impurities and dirt adsorbed on the surface of the filtering structure are washed away, the impurities and the dirt are stripped from the filtering structure, the filtering structure is efficiently used again, the filtering effect is improved, and the service life of the filtering structure is prolonged.
Description
Technical Field
The invention belongs to the technical field of machinery, and relates to a water purifier, in particular to a water purifier adopting micro-bubble back washing.
Background
The water purifier utilizes the filter medium to filter raw water, and the raw water is uniformly attached to the surface of the filter element to achieve the purpose of intercepting impurities and dirt. After long-time use, the impurity that the filter core intercepted can the adhesion on filtration, causes filtration's jam, influences the filter effect. In this case, the filter element needs to be replaced, but the replacement cost of the filter element of the water purifier is high, and the filter element is unacceptable to ordinary consumers.
To sum up, need design one kind and can wash filtration, guarantee its filter effect to prolong its life's water purifier.
Disclosure of Invention
The invention aims to solve the problems in the prior art, and provides a water purifier which can clean a filtering structure, ensure the filtering effect and prolong the service life of the filtering structure.
The purpose of the invention can be realized by the following technical scheme: a water purifier with micro-bubble backwash, comprising: the filter structure is arranged in the shell, wherein a water filtering channel and a back washing channel which pass through the filter structure are arranged in the shell; the generating mechanism is arranged on the back washing channel and used for generating micro bubbles; and the mineral element mechanism is communicated with the water filtering channel, so that the filtered water body contains mineral elements.
In the above water purifier adopting microbubble back flushing, two ends of the water filtering channel are respectively communicated with the first raw water inlet and the filtered water outlet on the shell, and two ends of the back flushing channel are respectively communicated with the second raw water inlet and the sewage discharge outlet on the shell, wherein the raw water inlets of the water filtering channel and the back flushing channel are integrally arranged or are separately arranged.
In the water purifier adopting micro-bubble back washing, the operation of taking purified water and the operation of decontaminating the surface of the filtering structure are that water passes through the filtering structure from the raw water inlet from top to bottom and then flows out from the filtered water outlet or the sewage discharge port from bottom to top respectively.
In the above-mentioned water purifier adopting microbubble back flush, the filtering structure includes the mount pad, and can dismantle the filter core of being connected with the mount pad, and wherein, drainage passageway and back flush passageway are all inside getting into the filter core from the mount pad, flow out from the filter core is inside again.
In the above-mentioned water purifier adopting micro-bubble back flush, the generating mechanism includes: the cutting shaft is arranged in the main body pipe, the base is connected to the lower end of the main body pipe and communicated with the main body pipe, the nozzle is arranged in the base, and a plurality of micropores are formed in the nozzle.
In the above-mentioned water purifier adopting microbubble back flush, still include the fixing base, the fixing base is fixed in the upper end of main part pipe, and is provided with the sealing washer between fixing base and the main part pipe.
In foretell water purifier of adopting microbubble back flush, the cutting axle includes axis body and flight, and the flight is the heliciform setting on the axis body.
In the above water purifier adopting micro-bubble back washing, the nozzle is of a hollow structure and has an upper end surface and a lower end surface, and the micropores are distributed on the upper end surface and the lower end surface.
In the above water purifier adopting micro-bubble back washing, the base includes the receiving portion and the mounting portion, and the receiving portion is communicated with the mounting portion.
In the above water purifier adopting micro-bubble back washing, the main body pipe is connected with the receiving part, the outer diameter of the receiving part is equal to or smaller than the inner diameter of the main body pipe, the receiving part is arranged at the lower end of the main body pipe in a penetrating way, and the screw penetrates through the threaded hole to be connected with the receiving part.
In the above water purifier adopting micro-bubble back washing, the receiving portion is provided with the circular truncated cone cavity, the circular truncated cone cavity is of a structure with a wide top and a narrow bottom, the main body pipe is internally provided with the water inlet cavity and the water outlet end, the water inlet cavity is communicated with the water outlet end, the water outlet end is in a circular truncated cone shape, and the water outlet end is positioned in the circular truncated cone cavity.
In the above-mentioned water purifier adopting microbubble back flush, the number of flight is three, and three flight is the even interval setting.
Compared with the prior art, the water purifier adopting micro-bubble back washing provided by the invention is additionally provided with the back washing channel on the basis of the original water filtering channel, and micro-bubble water is generated in the back washing channel through the generating mechanism, so that impurities and dirt adsorbed on the surface of the filtering structure are washed away, the impurities and the dirt are stripped off from the filtering structure, the efficient use of the filtering structure is realized again, the filtering effect is improved, and the service life of the filtering structure is further prolonged.
Drawings
Fig. 1 is a schematic structural diagram a of a water purifier adopting micro-bubble backwashing according to the present invention.
Fig. 2 is a schematic structural diagram B of a water purifier adopting micro-bubble backwashing according to the present invention.
Fig. 3 is a schematic structural diagram C of a water purifier adopting micro-bubble backwashing according to the present invention.
FIG. 4 is a schematic diagram of the generating mechanism in a preferred embodiment of the present invention.
Fig. 5 is an exploded view of the generating mechanism in a preferred embodiment of the present invention.
FIG. 6 is a schematic cross-sectional view of a generating mechanism in accordance with a preferred embodiment of the present invention.
FIG. 7 is a schematic view of a cutting shaft according to a preferred embodiment of the present invention.
Fig. 8 is a schematic structural diagram of another embodiment of the water purifier adopting micro-bubble backwashing according to the present invention.
In the figure, 100, the housing; 110. a first raw water inlet; 120. a filtered water outlet; 130. a second raw water inlet; 140. a sewage discharge port; 200. a filter structure; 210. a mounting seat; 220. a filter element; 300. a water filtration channel; 400. a back flushing channel; 500. a generating mechanism; 510. a main body tube; 511. a screw; 512. a water inlet cavity; 513. a water outlet end; 520. cutting the shaft; 521. a shaft body; 522. a spiral sheet; 530. a base; 531. a receiving part; 532. a circular table cavity; 533. an installation part; 540. a nozzle; 541. micropores; 550. a fixed seat; 560. a seal ring; 600. an electromagnetic valve.
Detailed Description
The following are specific embodiments of the present invention and are further described with reference to the drawings, but the present invention is not limited to these embodiments.
Example one
As shown in fig. 1 to 7, the present invention provides a water purifier using micro-bubble backwashing, which includes: a filter structure 200 built in the casing 100, wherein a water filtering passage 300 and a back washing passage 400 passing through the filter structure 200 are provided in the casing 100; the generating mechanism 500 is disposed on the back washing channel 400 for generating micro bubbles.
According to the water purifier adopting micro-bubble back washing, the back washing channel 400 is additionally arranged on the basis of the original water filtering channel 300, micro-bubble water is generated in the back washing channel 400 through the generating mechanism 500, so that impurities and dirt adsorbed on the surface of the filtering structure 200 are washed away, the impurities and the dirt are stripped from the filtering structure 200, the filtering structure 200 is efficiently used again, the filtering effect is improved, and the service life of the filtering structure 200 is further prolonged.
Preferably, as shown in fig. 1 to 7, both ends of the water filtering channel 300 are respectively communicated with the first raw water inlet 110 and the filtered water outlet 120 of the casing 100, and both ends of the backwashing channel 400 are respectively communicated with the second raw water inlet 130 and the sewage discharge port 140 of the casing 100, wherein the raw water inlets of the water filtering channel 300 and the backwashing channel 400 are integrally provided or separately provided.
When the raw water inlets of the water filtering channel 300 and the backwashing channel 400 are separately arranged, as shown in fig. 1, that is, they are independent from each other and do not affect each other, different channels are conducted by communicating different raw water inlets, that is, when the first raw water inlet 110 is conducted, the filtering treatment of the water body is realized, so that the user obtains purified water at the filtered water outlet 120; when the second raw water inlet 130 is conducted, the removal treatment of the filter structure 200 is realized, that is, impurities and dirt are stripped from the surface of the filter structure 200, so that the filtering effect of the filter structure 200 is ensured, and the service life of the filter structure 200 is prolonged.
When the raw water inlets of the water filtering channel 300 and the back flushing channel 400 are integrally arranged, two situations are generally divided, as shown in fig. 2 and 3, when the integrated arrangement shown in fig. 2 is adopted, the number of the raw water inlets is one, and the number of the raw water outlets is two, that is, the two channels (the water filtering channel 300 and the back flushing channel 400) are formed by a tee joint, wherein, an electromagnetic valve 600 is respectively arranged on each of the two channels, and when the electromagnetic valve 600 on the corresponding channel is electrified, the channel is in a conducting state, so that the water taking operation of a user and the decontamination operation of the filtering structure 200 are realized; when the integrated arrangement shown in fig. 3 is adopted, the number of the raw water inlets is one, and the number of the raw water outlets is one, that is, the integrated arrangement is realized by two tees, and two channels (the water filtering channel 300 and the back flushing channel 400) are formed between the two tees, wherein, an electromagnetic valve 600 is respectively arranged on the two channels, when the electromagnetic valve 600 on the corresponding channel is electrified, the channel is in a conducting state, so that the water taking operation of a user and the decontamination operation of the filtering structure 200 are realized.
Further preferably, as shown in fig. 1 to 7, the operation of receiving the purified water and the operation of decontaminating the surface of the filter structure 200 are performed by passing the water through the filter structure 200 from the raw water inlet to the top, and then flowing out from the filtered water outlet 120 or the sewage discharge port 140 from the bottom to the top. In this embodiment, when the purified water is received and taken, the water entering from the first raw water inlet 110 can completely pass through the filtering structure 200 and then flows out from the filtered water outlet 120, so as to improve the filtering effect of the water, and when the decontamination operation of the surface of the filtering structure 200 is performed, the water entering from the second raw water inlet 130 can flush the surface layer of the whole filtering structure 200, so that the impurities and the dirt stripped off can be discharged from the sewage discharge port 140, thereby improving the decontamination effect of the filtering structure 200.
Further preferably, as shown in fig. 1 to 7, the filtering structure 200 includes a mounting seat 210, and a filter element 220 detachably connected to the mounting seat 210, wherein the water filtering channel 300 and the backwashing channel 400 both enter the inside of the filter element 220 from the mounting seat 210 and then flow out from the inside of the filter element 220, thereby improving the filtering effect and the decontamination effect.
Preferably, as shown in fig. 1 to 7, the generating mechanism 500 comprises: the cutting device comprises a main tube 510, a cutting shaft 520, a base 530 and a nozzle 540, wherein the cutting shaft 520 is arranged in the main tube 510, the base 530 is connected to the lower end of the main tube 510 and communicated with the main tube 510, the nozzle 540 is arranged in the base 530, and a plurality of micropores 541 are arranged on the nozzle 540.
The generation mechanism 500 in this embodiment carries out the microbubble water that wireless cutting formed with the water, has stronger physics cleaning performance, can effectively take away the impurity and the dirt on filter core 220 top layer.
The main tube 510 is a tubular member, the upper end of the main tube is communicated with the raw water inlet, the lower end of the main tube 510 is connected with the base 530, the nozzle 540 is arranged in the base 530, the cutting shaft 520 is arranged in the main tube 510, and the cutting shaft 520 can be used for cutting the inflowing water flow in the main tube 510, so that the cut and scattered water flow enters the nozzle 540, and therefore generation of micro-bubble water is facilitated.
Further preferably, as shown in fig. 1 to 7, on the basis of the above embodiment, the present invention further includes a fixing seat 550, the fixing seat 550 is fixed at the upper end of the main tube 510, and a sealing ring 560 is disposed between the fixing seat 550 and the main tube 510.
Preferably, as shown in fig. 1 to 7, the fixing seat 550 is actually a component of the main tube 510 for connecting with the raw water inlet pipeline, the sealing ring 560 can ensure the sealing effect between the main tube 510 and the fixing seat 550 to avoid water leakage, during the actual installation process, the fixing seat 550 is connected with the raw water inlet pipeline, and the upper end of the main tube 510 is connected with the fixing seat 550.
Further preferably, as shown in fig. 1 to 7, in addition to the above embodiment, the cutting shaft 520 includes a shaft body 521 and a spiral piece 522, and the spiral piece 522 is spirally disposed on the shaft body 521.
It should be noted here that the cutting shaft 520 is similar to a screw shaft in nature, and has a shaft body 521 and a spiral piece 522, and the spiral piece 522 is a spirally wound member which is wound from one end of the shaft body 521 to the other end, and preferably, the number of the spiral piece 522 is not limited to one, but may be a plurality of structures, so as to facilitate cutting of the water flow and to disperse the water flow.
Preferably, as shown in fig. 1 to 7, the cutting shaft 520 of this structure is located in the main body tube 510, and the spiral piece 522 actually plays a role of guiding the water flow in the main body tube 510, so that the water flow is spiral, and a part of the water flows out from the gap between the spiral piece 522 and the main body tube 510, and most of the water flow flows along the spiral piece 522, which can achieve a certain stirring and cutting effect, and greatly improve the efficiency of generating the micro bubble water.
Further preferably, as shown in fig. 1 to 7, in addition to the above embodiment, the nozzle 540 has a hollow structure and has an upper end surface and a lower end surface, and the micro holes 541 are distributed on the upper end surface and the lower end surface.
Preferably, as shown in fig. 1 to 7, the nozzle 540 is a cake-shaped structure, which is hollow, and the upper end surface and the lower end surface of the nozzle 540 are both provided with fine micro-holes 541, the nozzle 540 of this structure has a good effect of generating micro-bubble water, the middle part of the nozzle 540 is a cavity, when water flow cut by the cutting shaft 520 enters the nozzle 540, the water flow firstly passes through the micro-holes 541 of the upper end surface to generate bubbles, then passes through the middle cavity of the nozzle 540, and then passes through the micro-holes 541 of the lower end surface to generate bubbles again, so that the water body passes through the micro-holes 541 twice, the content of the bubbles in the generated micro-bubble water is large, and the distribution is uniform, and the effect of the micro-bubble water on impurities and dirt on the surface layer of the filter element 220 is better.
Further preferably, as shown in fig. 1 to 7, in addition to the above embodiment, the base 530 includes a receiving portion 531 and a mounting portion 533, and the receiving portion 531 and the mounting portion 533 communicate with each other.
Preferably, as shown in fig. 1 to 7, the upper portion of the base 530 is a receiving portion 531 for receiving the water flowing out of the main tube 510, the lower portion of the base 530 is a mounting portion 533 for mounting the nozzle 540, and the receiving portion 531 is connected to the mounting portion 533, and the water flows from the receiving portion 531 to the nozzle 540 in the mounting portion 533.
Further preferably, as shown in fig. 1 to 7, in addition to the above embodiment, the nozzle 540 is mounted in the mounting portion 533.
Further preferably, as shown in fig. 1 to 7, in the above embodiment, the main tube 510 is provided with a screw hole and a screw 511, the screw 511 is connected to the screw hole, the receiving portion 531 is inserted into the main tube 510, and the screw 511 is connected to the receiving portion 531.
Preferably, as shown in fig. 1 to 7, the main tube 510 is connected with the socket 531, the outer diameter of the socket 531 is equal to or smaller than the inner diameter of the main tube 510, the socket 531 is inserted through the lower end of the main tube 510, and the screw 511 is connected with the socket 531 through the threaded hole, so that the main tube 510 is connected with the base 530.
Further preferably, as shown in fig. 1 to 7, in the above embodiment, the receiving portion 531 is provided with a circular truncated cone cavity 532, the circular truncated cone cavity 532 has a structure with a wide top and a narrow bottom, the main tube 510 is provided with a water inlet cavity 512 and a water outlet end 513, the water inlet cavity 512 is communicated with the water outlet end 513, the water outlet end 513 is circular truncated cone-shaped, and the water outlet end 513 is located in the circular truncated cone cavity 532.
Preferably, as shown in fig. 1 to 7, the receiving portion 531 is provided with a circular truncated cone cavity 532, the circular truncated cone cavity 532 is a circular truncated cone-shaped cavity, the upper end of the circular truncated cone cavity is wide, the lower end of the circular truncated cone cavity is narrow, the water outlet end 513 is circular truncated cone-shaped, the upper end of the circular truncated cone cavity is wide, the lower end of the circular truncated cone cavity is narrow, and the water outlet end 513 is located in the circular truncated cone cavity 532.
The connection of this structure can pressurize the water flow after cutting to a certain extent, so that the water flow can pass through the micro-holes 541 with a certain pressure.
Further preferably, as shown in fig. 1 to 7, on the basis of the above embodiment, the number of the spiral pieces 522 is three, and the three spiral pieces 522 are uniformly spaced, so that the three spiral pieces 522 can play a better role in cutting the water flow.
Example two
As shown in fig. 8, the present embodiment is different from the first embodiment in that a mineral element-carrying mechanism 700 is connected to the filtered water outlet of the present embodiment, and when the water flows through the mineral element-carrying mechanism, the mineral element-containing liquid flows into the filtered water and is mixed, wherein the mixing ratio is different from 1:100 to 1:1000, and the mixing amount is measured by a flow meter 710 in the mineral element mechanism 700. When the mineral element liquid needs to be supplemented, the mineral element liquid can be directly replaced from the top opening of the mineral element mechanism 700, and the operation is convenient and reliable. In addition, drinking water with mineral elements is more beneficial to health.
The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications or additions may be made to the described embodiments or alternatives may be employed by those skilled in the art without departing from the spirit or ambit of the invention as defined in the appended claims.
Claims (7)
1. A water purifier adopting micro-bubble back washing is characterized by comprising: the filter structure is arranged in the shell, wherein a water filtering channel and a back washing channel which pass through the filter structure are arranged in the shell; the generating mechanism is arranged on the back washing channel and used for generating micro bubbles; the mineral element mechanism is communicated with the water filtering channel, so that the filtered water body contains mineral elements;
the generating mechanism comprises: the cutting shaft is arranged in the main body pipe, the base is connected to the lower end of the main body pipe and communicated with the main body pipe, the nozzle is arranged in the base, and a plurality of micropores are formed in the nozzle;
the base comprises a bearing part and a mounting part, and the bearing part is communicated with the mounting part;
the bearing part is provided with a round table cavity which is of a structure with a wide top and a narrow bottom, a water inlet cavity and a water outlet end are arranged in the main body pipe, the water inlet cavity is communicated with the water outlet end, the water outlet end is in a round table shape, and the water outlet end is positioned in the round table cavity.
2. The water purifier adopting micro-bubble backwashing according to claim 1, wherein both ends of the water filtering channel are respectively communicated with a first raw water inlet and a filtered water outlet of the housing, and both ends of the backwashing channel are respectively communicated with a second raw water inlet and a sewage discharge port of the housing, wherein the raw water inlets of the water filtering channel and the backwashing channel are integrally arranged or separately arranged.
3. The water purifier with micro-bubble backwashing according to claim 1 or 2, wherein the operation of receiving purified water and the operation of decontaminating the surface of the filter structure are performed by passing the water through the filter structure from the raw water inlet to the top and then flowing out from the filtered water outlet or the sewage discharge outlet from the bottom to the top.
4. The water purifier adopting micro-bubble backwashing according to claim 1 or 2, wherein the filtering structure comprises a mounting seat and a filter element detachably connected with the mounting seat, wherein the filtering channel and the backwashing channel both enter the interior of the filter element from the mounting seat and then flow out of the interior of the filter element.
5. The water purifier adopting micro-bubble backwashing according to claim 1, further comprising a fixing seat fixed at an upper end of the main pipe, wherein a sealing ring is disposed between the fixing seat and the main pipe.
6. The water purifier adopting micro-bubble backwashing as claimed in claim 1 or 5, wherein the cutting shaft includes a shaft body and a spiral sheet spirally disposed on the shaft body.
7. The water purifier adopting micro-bubble backwashing as claimed in claim 1, wherein the main tube is connected to a receiving portion, an outer diameter of the receiving portion is equal to or smaller than an inner diameter of the main tube, the receiving portion is inserted through a lower end of the main tube, and a screw is connected to the receiving portion through a threaded hole.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810942285.9A CN108939653A (en) | 2018-08-17 | 2018-08-17 | A kind of water purifier backwashed using microbubble |
| CN2018109422859 | 2018-08-17 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110013696A CN110013696A (en) | 2019-07-16 |
| CN110013696B true CN110013696B (en) | 2021-07-13 |
Family
ID=64470678
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810942285.9A Withdrawn CN108939653A (en) | 2018-08-17 | 2018-08-17 | A kind of water purifier backwashed using microbubble |
| CN201910135042.9A Active CN110013696B (en) | 2018-08-17 | 2019-02-19 | Water purifier adopting micro-bubble backwashing |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810942285.9A Withdrawn CN108939653A (en) | 2018-08-17 | 2018-08-17 | A kind of water purifier backwashed using microbubble |
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| Country | Link |
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| CN (2) | CN108939653A (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111962267A (en) * | 2019-05-20 | 2020-11-20 | 青岛海尔洗衣机有限公司 | Filtering device and application thereof |
| KR20210026945A (en) | 2019-09-02 | 2021-03-10 | 삼성전자주식회사 | Water purifier and filter |
| KR102425391B1 (en) * | 2020-07-27 | 2022-07-27 | (주)마이미 | Filter assembly for washing |
| CN117258401B (en) * | 2023-11-21 | 2024-04-05 | 日丰新材有限公司 | Prefilter and application, water supply pipe system |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07236819A (en) * | 1994-02-25 | 1995-09-12 | Nok Corp | Air bubble disperser |
| KR20150102169A (en) * | 2014-02-27 | 2015-09-07 | 고려엠지주식회사 | Non-motorized auto-cleaning filter device |
| CN106517612A (en) * | 2016-09-30 | 2017-03-22 | 成都益睿信科技有限公司 | Ultrasonic water purification component easy to manufacture |
| CN206934828U (en) * | 2017-07-06 | 2018-01-30 | 山东师范大学 | One kind backwash filter tank |
-
2018
- 2018-08-17 CN CN201810942285.9A patent/CN108939653A/en not_active Withdrawn
-
2019
- 2019-02-19 CN CN201910135042.9A patent/CN110013696B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07236819A (en) * | 1994-02-25 | 1995-09-12 | Nok Corp | Air bubble disperser |
| KR20150102169A (en) * | 2014-02-27 | 2015-09-07 | 고려엠지주식회사 | Non-motorized auto-cleaning filter device |
| CN106517612A (en) * | 2016-09-30 | 2017-03-22 | 成都益睿信科技有限公司 | Ultrasonic water purification component easy to manufacture |
| CN206934828U (en) * | 2017-07-06 | 2018-01-30 | 山东师范大学 | One kind backwash filter tank |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110013696A (en) | 2019-07-16 |
| CN108939653A (en) | 2018-12-07 |
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