CN112439237A - Leading filter equipment and domestic appliance - Google Patents
Leading filter equipment and domestic appliance Download PDFInfo
- Publication number
- CN112439237A CN112439237A CN201910797071.1A CN201910797071A CN112439237A CN 112439237 A CN112439237 A CN 112439237A CN 201910797071 A CN201910797071 A CN 201910797071A CN 112439237 A CN112439237 A CN 112439237A
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- filter
- frame body
- water inlet
- inlet pipe
- water
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 113
- 230000002209 hydrophobic effect Effects 0.000 claims description 26
- 238000011045 prefiltration Methods 0.000 claims description 18
- 238000007789 sealing Methods 0.000 claims description 11
- 230000002093 peripheral effect Effects 0.000 claims description 6
- 238000011144 upstream manufacturing Methods 0.000 claims description 2
- 238000001914 filtration Methods 0.000 abstract description 34
- 239000002184 metal Substances 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 238000009434 installation Methods 0.000 description 4
- 238000000746 purification Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 238000003287 bathing Methods 0.000 description 1
- 230000003796 beauty Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 210000003205 muscle Anatomy 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000008399 tap water Substances 0.000 description 1
- 235000020679 tap water Nutrition 0.000 description 1
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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
- B01D29/13—Supported filter elements
- B01D29/23—Supported filter elements arranged for outward flow filtration
-
- 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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H9/00—Details
- F24H9/0005—Details for water heaters
- F24H9/0042—Cleaning arrangements
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Filtration Of Liquid (AREA)
Abstract
The invention belongs to the field of filtering equipment, and discloses a pre-filtering device and a household appliance. The front-mounted filter device can be directly mounted at the water inlet end of a household appliance, meets the requirement of small size, and does not occupy too large mounting space.
Description
Technical Field
The invention relates to the field of filtering equipment, in particular to a front-mounted filtering device and a household appliance.
Background
The service life of the water heater serving as an indispensable electric appliance in daily life of people is one of the concerns of people. Silt, rust and other pollutants can exist in the existing tap water, the sanitation of an inner container of the water heater is influenced, the service life of the water heater is shortened, and the bathing experience of a user is directly reduced, so that the health is influenced.
In order to solve the above problems, in some existing water heaters, a pre-filter, a central water purifier, and some external purification modules are installed at the front end of the inlet water, although the filtering precision is high, the structure is complex and the cost is high, and the pre-filter, the central water purifier, and some external purification modules need to be installed separately, thereby occupying a large installation space.
Disclosure of Invention
The invention aims to provide a front-mounted filter device and a household appliance, and aims to solve the problem that the existing front-mounted filter occupies a large installation space.
In order to achieve the purpose, the invention adopts the following technical scheme:
the utility model provides a leading filter equipment, includes along the earial drainage subassembly and the inlet tube that the direction of intaking set gradually, the end internal seal that intakes of inlet tube installs and filters piece, and rivers warp the earial drainage subassembly flows in filter the piece, and by filter and flow in after filtering the inlet tube.
Preferably, the filtering member comprises a first frame body, a second frame body and an annular filter screen arranged between the first frame body and the second frame body, the first frame body is sealed and arranged at the water inlet end of the water inlet pipe, the first frame body is provided with a water inlet, and water flows into the water inlet pipe after being filtered by the annular filter screen.
Preferably, the filter further comprises a sheet-shaped filter screen, and the sheet-shaped filter screen is arranged at least one end of the annular filter screen, the first frame body or the second frame body.
Preferably, a channel is formed between the second frame body and the pipe wall of the water inlet pipe, and the channel is used for water flow to pass through.
Preferably, the peripheral wall of the second frame body is circumferentially provided with a plurality of hydrophobic ribs, and the channel is formed between every two adjacent hydrophobic ribs and the pipe wall of the water inlet pipe.
Preferably, the hydrophobic rib abuts against the pipe wall of the water inlet pipe.
Preferably, the second frame body is of an annular structure, and the channel is a plurality of water drainage holes circumferentially arranged on the peripheral wall of the second frame body.
Preferably, a water drainage groove is formed in the upstream of the second frame body of the water inlet pipe.
Preferably, the second frame body is arranged in the water inlet pipe in a sealing mode, a water outlet is formed in the second frame body, a baffle is arranged in the annular filter screen, and the annular filter screen is divided into two parts by the baffle.
The invention also provides a household appliance comprising the preposed filtering device.
The invention has the beneficial effects that: the front-mounted filter device can be directly mounted at the water inlet end of the household appliance, meets the requirement of small size, does not occupy too large mounting space, and does not influence the beauty of the household appliance. Set up in the upper reaches mode of inlet tube through the earial drainage subassembly, when opening the earial drainage subassembly, can also realize the back flush to filtering the piece, wash convenient and fast, practiced thrift the time that the user cleared up.
Drawings
FIG. 1 is a schematic structural diagram of a pre-filter according to a first embodiment of the present invention;
FIG. 2 is a schematic view of an assembled structure of a water inlet pipe and a filter member of the pre-filter device according to the first embodiment of the present invention;
FIG. 3 is a schematic view showing an assembly structure of an inlet pipe and a filter member of the pre-filter apparatus according to the first embodiment of the present invention;
FIG. 4 is a schematic illustration of a filter element according to one embodiment of the present invention;
fig. 5 is a schematic view of another filter element according to one embodiment of the invention;
fig. 6 is a schematic structural view of a filter according to a second embodiment of the present invention;
FIG. 7 is a schematic view showing an assembled structure of a water inlet pipe and a filter member of a pre-filter device according to a second embodiment of the present invention;
fig. 8 is a schematic structural view of a filter according to a third embodiment of the present invention;
fig. 9 is a schematic structural view of another filter according to the third embodiment of the present invention.
In the figure:
1. a drain assembly; 11. a bleed port;
2. a water inlet pipe; 21. a metal connecting member; 22. a pipe fitting; 23. a screw;
3. a filter member; 31. a first frame body; 32. a second frame body; 321. a hydrophobic rib; 33. an annular filter screen; 331. a baffle plate; 34. a sheet-shaped filter screen; 30. a channel;
4. and a seal.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not limiting of the invention. It should be further noted that, for the convenience of description, only some of the structures related to the present invention are shown in the drawings, not all of the structures.
In the description of the present invention, unless expressly stated or limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, e.g., as meaning permanently connected, removably connected, or integral to one another; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
In the description of the present embodiment, the terms "upper", "lower", "right", etc. are used in an orientation or positional relationship based on that shown in the drawings only for convenience of description and simplicity of operation, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used only for descriptive purposes and are not intended to have a special meaning.
Example one
The embodiment provides a front filter device, which can be mounted on a household appliance and used for filtering water entering the household appliance. In this embodiment, the front filter integrated device is installed at a water inlet end of the household appliance.
Specifically, as shown in fig. 1 and fig. 2, the pre-filter integrated device includes a drainage assembly 1, a water inlet pipe 2 and a filter member 3, wherein the water inlet pipe 2 is used for communicating with a water inlet end of a household appliance, taking the household appliance as a water heater as an example, the water inlet pipe 2 of this embodiment may be directly connected to a water inlet of the water heater. The filter member 3 is arranged in the water inlet pipe 2, and the drainage assembly 1 is communicated with one end of the water inlet pipe 2.
In this embodiment, the structure of the water inlet pipe 2 may be selected according to different household appliances, and the structure matched with the household appliances may be selected, for example, when the household appliances are water heaters, the water inlet pipe 2 is a water inlet pipe dedicated to the water heaters. As shown in fig. 2, the water inlet pipe 2 includes a metal connecting member 21 and a pipe member 22, the metal connecting member 21 may be fixedly connected to the pipe member 22 (in this case, the pipe member 22 may be a plastic member) by heat melting, and a space for installing the filter element 3 is formed between the metal connecting member 21 and the pipe member 22. Of course, the metal connecting piece 21 can also be connected to the pipe 22 by the screw 23 shown in fig. 3, and the space for installing the filtering piece 3 can be larger, so that the filtering piece 3 with a larger filtering area can be selected, and the filtering effect can be improved.
Above-mentioned earial drainage subassembly 1 is connected with the one end of inlet tube 2, specifically connects to install the one end of filtering piece 3 in inlet tube 2, and the other end is connected in the water source (like the running water), and rivers can get into and filter piece 3 after through earial drainage subassembly 1 to flow into inlet tube 2 after filtering by filtering piece 3, flow into domestic appliance by inlet tube 2 afterwards and supply the use. In this embodiment, the drainage assembly 1 may be a safety valve or other drainage structure, and is provided with a drainage port 11, and by opening the drainage port 11 of the drainage assembly 1, the safe drainage of the household appliance may be realized. In addition, in this embodiment, when needs wash filtering piece 3, only need open the earial drainage mouth 11 of earial drainage subassembly 1, domestic appliance's water is backward to be flowed in and is filtered piece 3, can carry out the backwash to it (the one end that the water source was connected to earial drainage subassembly 1 at this moment is in the closed condition, rivers backward flow in and filter piece 3 back through earial drainage mouth 11 outflow) for filter piece 3 can be by self-cleaning, has reduced user's manual operation.
In this embodiment, the filtering member 3 is preferably installed inside the water inlet end of the water inlet pipe 2, and the filtering member 3 is sealed with the water inlet end of the water inlet pipe 2 by the sealing member 4, so that the water flow enters the filtering member 3 after flowing into the drainage assembly 1, and then enters the water inlet pipe 2 through the filtering member 3.
As shown in fig. 4, the filter member 3 includes a first frame 31, a second frame 32, and an annular filter screen 33 disposed between the first frame 31 and the second frame 32, wherein a cross section of the first frame 31 may be a circular ring structure, or may be another circular ring structure. The sealing groove is formed in the circumferential direction of the first frame body 31, the sealing element 4 is arranged in the sealing groove, and the first frame body 31 is arranged at the water inlet end of the water inlet pipe 2 in a sealing mode through the sealing element 4. A water inlet (not shown) is disposed on the first frame 31, and the water inlet is disposed through the first frame 31 in an axial direction and is communicated with an inner space of the annular filter 33, and the water flowing in through the drainage assembly 1 flows into the annular filter 33 from the water inlet and is then filtered by the annular filter 33.
The annular filter net 33 may be a circular ring structure, a square ring structure, or an annular structure with other shapes, which needs to match with the shape and structure of the first frame 31. By means of the ring screen 33, a filtering of the water flow can be achieved.
A passage 30 is formed between the second frame body 32 and the wall of the water inlet pipe 2, and the passage 30 is used for water to pass through. Specifically, the second frame body 32 has a circular structure, which can close one end of the annular filter net 33, so that water flows through the water inlet of the first frame body 31, enters the annular filter net 33, is filtered by the annular filter net 33 to flow between the annular filter net 33 and the wall of the water inlet pipe 2, and then flows into the water inlet pipe 2 through the passage 30.
As shown in fig. 4, in this embodiment, a plurality of hydrophobic ribs 321 may be circumferentially disposed on the outer circumferential wall of the second frame body 32, and the channel 30 is formed between two adjacent hydrophobic ribs 321 and the wall of the water inlet pipe 2. Through the channels 30 formed between the plurality of hydrophobic ribs 321 and the wall of the inlet pipe 2, the water flow enters the inlet pipe 2 through the plurality of channels 30 after being filtered by the ring-shaped filter screen 33. Moreover, by arranging the plurality of hydrophobic ribs 321, the filtered water flow can be divided, and the impact of the water flow is reduced.
Furthermore, in this embodiment, the hydrophobic rib 321 abuts against the wall of the water inlet pipe 2, and with this structure, the filter member 3 can be stably supported, and the stability of the filter member 3 is improved.
It can be understood that the filter member 3 of the present embodiment may also be of the structure shown in fig. 5, specifically, the second frame body 32 of the filter member 3 is of an annular structure, the channel 30 is a plurality of hydrophobic holes opened on the peripheral wall of the second frame body 32, and the hydrophobic holes are circumferentially and uniformly distributed on the peripheral wall of the second frame body 32. The water flow can enter the water inlet pipe 2 through a plurality of hydrophobic holes after being filtered by the annular filter screen 33. Moreover, through setting up a plurality of hydrophobic holes, can also make the rivers after the filtration by the reposition of redundant personnel, reduce the impact nature of rivers. It should be noted that the peripheral wall of the second frame body 32 of the present embodiment can be attached to the tube wall of the water inlet tube 2, so as to further support the whole filter element 3.
In this embodiment, above-mentioned filter piece 3 still includes slice filter screen 34, and this slice filter screen 34 can set up the one end or both ends at annular filter screen 33, and when slice filter screen 34 set up in annular filter screen 33's one end, it sets up in the position department that annular filter screen 33 and first support body 31 are connected, and then rivers can filter through slice filter screen 34 earlier, and later through annular filter screen 33 secondary filter, can improve the filter effect to rivers. When the sheet-shaped filter screens 34 are disposed at two ends of the annular filter screen 33, the second frame body 32 may be axially penetrated to form a water outlet (not shown), water flows first pass through the sheet-shaped filter screen 34 at the first frame body 31 for primary filtration and then enter the annular filter screen 33, a part of the water flows through the annular filter screen 33 for secondary filtration and then enters the water inlet pipe 2 through the passage 30, and the other part of the water flows into the water inlet pipe 2 through the sheet-shaped filter screen 34 at the second frame body 32 for secondary filtration. And through the filtration of two parts, can also improve the filtration speed of rivers.
Certainly, also can set up a slice filter screen 34 when setting up a slice filter screen 34, set up slice filter screen 34 in the position department that annular filter screen 33 and second support body 32 are connected, second support body 32 can link up along the axial this moment and set up the delivery port, rivers pass through first support body 31 and get into annular filter screen 33 after, and partly filter and get into inlet tube 2 through above-mentioned passageway 30 through annular filter screen 33, and another part is then after slice filter screen 34 secondary filter, flows into inlet tube 2, can improve the filter speed of rivers this moment.
It is understood that the sheet-shaped filter screen 34 may also be disposed on the first frame 31, and in particular, may be disposed in the water inlet of the first frame 31. The sheet-shaped filter screen 34 may also be disposed on the second frame 32, and at this time, it may be disposed in the water outlet of the second frame 32. The sheet-shaped filter screens 34 may be disposed in both the water inlet of the first frame 31 and the water outlet of the second frame 32.
The aforesaid leading filter equipment of this embodiment through setting up inlet tube 2, can directly install it in domestic appliance's the end of intaking, satisfies small-size requirement, can not occupy too big installation space, can not influence domestic appliance's pleasing to the eye yet.
The embodiment also provides a household appliance, including foretell leading filter equipment, when this leading filter equipment of installation, can directly install leading filter equipment's inlet tube 2 in household appliance's the end of intaking (or water inlet) for this leading filter equipment is integrated on household appliance, on the basis that satisfies leading filter effect, can not influence household appliance's aesthetic property.
Example two
The difference between the first embodiment and the first embodiment is that the structure of the filtering element 3 of the present embodiment is different, specifically, as shown in fig. 6 and 7, the filtering element 3 of the present embodiment includes a first frame 31, a second frame 32, and an annular filter 33 connected between the first frame 31 and the second frame 32, and in the present embodiment, the structure of the first frame 31 is the same as that of the first embodiment.
The second frame body 32 is disposed in the water inlet pipe 2 in a sealing manner through the sealing member 4, the second frame body 32 is provided with a water outlet, a gap is formed between the annular filter net 33 and the pipe wall of the water inlet pipe 2, a baffle 331 is disposed in the annular filter net 33, and the baffle 331 divides the annular filter net 33 into two parts (in this embodiment, a part of the annular filter net 33 between the baffle 331 and the first frame body 31 is referred to as a first part, and a part of the annular filter net 33 between the baffle 331 and the second frame body 32 is referred to as a second part). After water flows into the annular filter screen 33 through the first frame body 31, the water flows into the space between the annular filter screen 33 and the pipe wall of the water inlet pipe 2 after being filtered through the first part under the action of the baffle 331, and the water flows filtered through the first part flow into the second part because the second frame body 32 is connected with the water inlet pipe 2 in a sealing manner, and is filtered again in the process and then flows out through the water outlet of the second frame body 32.
Other structures of this embodiment are the same as those of the first embodiment, and are not described again.
The embodiment also provides a household appliance comprising the preposed filtering device.
EXAMPLE III
The difference between the embodiment and the pre-filter device in the first embodiment is that a hydrophobic structure (not shown in the figure) is arranged on the inner wall of the part of the water inlet pipe 2 between the first frame body 31 and the second frame body 32, the hydrophobic structure may be a plurality of rib plates circumferentially arranged on the inner wall of the water inlet pipe 2, or a plurality of grooves circumferentially arranged on the inner wall of the water inlet pipe 2, water can flow into the part of the water inlet pipe 2 located at the downstream of the second frame body 32 through the hydrophobic structure, and the hydrophobic structure can also realize the diversion effect on the water flow. In this embodiment, because inlet tube 2 is provided with hydrophobic structure, as shown in fig. 8 or fig. 9, this embodiment does not set up hydrophobic muscle or hydrophobic hole on second support body 32, promptly rivers can filter through filtering piece 3 earlier after the inflow end that gets into inlet tube 2 through earial drainage subassembly 1, flow into inlet tube 2 after filtering. Wherein the water flow is divided into two parts, one part enters the water inlet pipe 2 through the sheet-shaped filter screen 34, and the other part enters the water inlet pipe 2 through the hydrophobic structure of the water inlet pipe 2 after being filtered by the annular filter screen 33.
Other structures of the present embodiment are the same as those of the first embodiment and are not described again.
The embodiment also provides a household appliance comprising the pre-filter device.
It should be understood that the above-described embodiments of the present invention are merely examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Numerous obvious variations, adaptations and substitutions will occur to those skilled in the art without departing from the scope of the invention. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.
Claims (10)
1. The utility model provides a leading filter equipment, its characterized in that includes along the earial drainage subassembly (1) and the inlet tube (2) that the direction set gradually that intakes, the end internal seal that intakes of inlet tube (2) installs and filters piece (3), and rivers pass through earial drainage subassembly (1) flows in filter piece (3), and by filter piece (3) and filter the back and flow in inlet tube (2).
2. The pre-filter device according to claim 1, wherein the filter element (3) comprises a first frame body (31), a second frame body (32) and an annular filter screen (33) arranged between the first frame body (31) and the second frame body (32), the first frame body (31) is arranged at the water inlet end of the water inlet pipe (2) in a sealing manner, the first frame body (31) is provided with a water inlet, and water flows into the water inlet pipe (2) after being filtered by the annular filter screen (33).
3. The pre-filter device according to claim 2, further comprising a sheet-like screen (34), said sheet-like screen (34) being arranged at least at one end of said annular screen (33), said first cage (31) or said second cage (32).
4. A pre-filter device according to claim 2 or 3, characterised in that a channel (30) is formed between the second frame body (32) and the wall of the inlet pipe (2), which channel (30) is intended for the passage of water.
5. The pre-filter device as set forth in claim 4, wherein a plurality of hydrophobic ribs (321) are circumferentially arranged on the outer circumferential wall of the second frame body (32), and the channel (30) is formed between two adjacent hydrophobic ribs (321) and the wall of the water inlet pipe (2).
6. The pre-filter device according to claim 5, characterised in that the hydrophobic rib (321) abuts against the wall of the inlet pipe (2).
7. The prefilter unit according to claim 4 wherein said second frame (32) is of annular configuration, said channels (30) being a plurality of hydrophobic holes circumferentially open in the peripheral wall of said second frame (32).
8. The pre-filter device according to claim 4, characterised in that the inlet pipe (2) is provided with a hydrophobic trough upstream of the second frame (32).
9. The pre-filter device according to claim 2, characterised in that the second frame (32) is sealingly arranged in the water inlet pipe (2) and the second frame (32) is provided with a water outlet, and that a baffle (331) is arranged in the annular filter screen (33), the baffle (331) dividing the annular filter screen (33) into two parts.
10. A household appliance comprising a pre-filter device according to any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910797071.1A CN112439237A (en) | 2019-08-27 | 2019-08-27 | Leading filter equipment and domestic appliance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910797071.1A CN112439237A (en) | 2019-08-27 | 2019-08-27 | Leading filter equipment and domestic appliance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112439237A true CN112439237A (en) | 2021-03-05 |
Family
ID=74740950
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910797071.1A Pending CN112439237A (en) | 2019-08-27 | 2019-08-27 | Leading filter equipment and domestic appliance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112439237A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112441673A (en) * | 2019-08-28 | 2021-03-05 | 青岛经济技术开发区海尔热水器有限公司 | Front-mounted filtering integrated device and household appliance |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2582720Y (en) * | 2002-12-17 | 2003-10-29 | 山东双轮集团股份有限公司 | Packed bed filter for liquid |
| CN1775340A (en) * | 2004-10-25 | 2006-05-24 | 霍华德·W·摩根 | Fluid filter having filter basket and method |
| CN201353449Y (en) * | 2009-01-09 | 2009-12-02 | 日益电机(东莞)有限公司 | Filter with filter cartridge handle |
| CN201524474U (en) * | 2009-07-13 | 2010-07-14 | 普鲁卡姆电器（上海）有限公司 | Self-cleaning front filtration system |
| CN102794044A (en) * | 2012-08-26 | 2012-11-28 | 河北农业大学 | Multi-filter cylinder automatic backwashing filter apparatus |
| CN202860228U (en) * | 2012-11-12 | 2013-04-10 | 江苏中纤管道设备有限公司 | Basket filter with biased water inlet |
| CN203944192U (en) * | 2014-05-08 | 2014-11-19 | 芜湖美的厨卫电器制造有限公司 | Filter and water heater for water heater |
| CN104623945A (en) * | 2013-11-13 | 2015-05-20 | 新疆中新石油化工有限责任公司 | High-efficiency lubricating oil filter device |
| CN205164239U (en) * | 2015-11-19 | 2016-04-20 | 芜湖美的厨卫电器制造有限公司 | A water heater that is used for leading filter of water heater and has it |
-
2019
- 2019-08-27 CN CN201910797071.1A patent/CN112439237A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2582720Y (en) * | 2002-12-17 | 2003-10-29 | 山东双轮集团股份有限公司 | Packed bed filter for liquid |
| CN1775340A (en) * | 2004-10-25 | 2006-05-24 | 霍华德·W·摩根 | Fluid filter having filter basket and method |
| CN201353449Y (en) * | 2009-01-09 | 2009-12-02 | 日益电机(东莞)有限公司 | Filter with filter cartridge handle |
| CN201524474U (en) * | 2009-07-13 | 2010-07-14 | 普鲁卡姆电器（上海）有限公司 | Self-cleaning front filtration system |
| CN102794044A (en) * | 2012-08-26 | 2012-11-28 | 河北农业大学 | Multi-filter cylinder automatic backwashing filter apparatus |
| CN202860228U (en) * | 2012-11-12 | 2013-04-10 | 江苏中纤管道设备有限公司 | Basket filter with biased water inlet |
| CN104623945A (en) * | 2013-11-13 | 2015-05-20 | 新疆中新石油化工有限责任公司 | High-efficiency lubricating oil filter device |
| CN203944192U (en) * | 2014-05-08 | 2014-11-19 | 芜湖美的厨卫电器制造有限公司 | Filter and water heater for water heater |
| CN205164239U (en) * | 2015-11-19 | 2016-04-20 | 芜湖美的厨卫电器制造有限公司 | A water heater that is used for leading filter of water heater and has it |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112441673A (en) * | 2019-08-28 | 2021-03-05 | 青岛经济技术开发区海尔热水器有限公司 | Front-mounted filtering integrated device and household appliance |
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