CN112481947A - Filter equipment and washing machine - Google Patents
Filter equipment and washing machine Download PDFInfo
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- CN112481947A CN112481947A CN202011363835.5A CN202011363835A CN112481947A CN 112481947 A CN112481947 A CN 112481947A CN 202011363835 A CN202011363835 A CN 202011363835A CN 112481947 A CN112481947 A CN 112481947A
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- filter
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
- D06F39/00—Details of washing machines not specific to a single type of machines covered by groups D06F9/00 - D06F27/00
- D06F39/10—Filtering arrangements
Abstract
The invention provides a filtering device and a washing machine, and relates to the technical field of filtering, wherein the filtering device comprises: the filter comprises a mounting plate and a filter assembly, wherein the mounting plate is internally provided with a hollow mounting cavity, and the side wall of the mounting cavity is provided with a fluid inlet and a fluid outlet which are arranged along the flowing direction of fluid so that the mounting cavity can flow in and out the fluid; the filter assembly is embedded in the installation cavity and positioned between the fluid inlet and the fluid outlet, and a first filter structure and a second filter structure are formed on the filter assembly, wherein the first filter structure corresponds to the fluid inlet in position, so that primary filtration of fluid is realized; the second filtering structure corresponds to the position of the fluid outlet, and secondary filtering of the fluid is realized. The side of the filtering device forms a fluid inlet and a fluid outlet which are combined with a double-layer filtering structure, and the efficiency of collecting impurities such as flocks is improved by the combined action of the first-stage filtering structure and the second filtering structure.
Description
Technical Field
The invention relates to the technical field of filtration, in particular to a filtering device and a washing machine.
Background
At present, a big problem of a washing machine, especially a drum washing machine, is that cotton balls, lint and other impurities are easy to fall off when clothes are washed, and the impurities flow to a water outlet along with water flow, so that the water outlet is blocked, and the normal water drainage function of the washing machine is affected. The method for solving the problems in the market is to arrange a filter screen structure which is symmetrically arranged on the surface of an inner barrel of the washing machine, cotton balls, flocks and the like on clothes are flushed into a filter screen through water flow and collected, however, the filtering efficiency of the existing filter screen structure is low, and after the washing machine is used for a long time, the risk that a water outlet is blocked also exists.
Therefore, a new technical scheme is provided, the filtering efficiency of the filter screen is improved, and the problem that the water outlet is blocked after the washing machine is used for a long time is solved.
Disclosure of Invention
In view of the above, the present invention provides a filtering apparatus, which includes a mounting plate and a filtering assembly, wherein the filtering efficiency of the filtering apparatus is improved through a first filtering structure and a second filtering structure of the filtering assembly, and meanwhile, a unidirectional water inlet mechanism for unidirectional inflow is arranged at a fluid inlet, so that the filtering effect of the filtering apparatus can be effectively improved, and the problem of the risk of blockage of a water outlet after long-term use of a washing machine in the prior art is solved.
In order to achieve the above object, the invention adopts the following technical scheme: a filtration device, comprising: a mounting plate and a filter assembly, wherein,
the mounting plate is internally provided with a hollow mounting cavity, and a fluid inlet and a fluid outlet which are arranged along the flowing direction of fluid are formed on the side wall of the mounting cavity so that the mounting cavity can flow in and out the fluid;
the filter assembly is embedded in the installation cavity and positioned between the fluid inlet and the fluid outlet, and a first filter structure and a second filter structure are formed on the filter assembly, wherein the first filter structure corresponds to the fluid inlet, so that primary filtration of the fluid is realized; the second filtering structure corresponds to the position of the fluid outlet, and secondary filtering of the fluid is achieved.
Further optionally, the filter assembly comprises a filter cover, and one side of the filter cover close to the fluid inlet direction forms the first filter structure; and one side of the filter cover close to the direction of the fluid outlet forms the second filter structure.
Further optionally, the filter cover further forms a filter scrap structure between the first filter structure and the second filter structure, and the filter scrap structure is formed by a plurality of protrusions formed on the back surface of the filter cover.
Further optionally, a one-way water inlet mechanism enabling fluid to flow in only one direction is arranged at the fluid inlet of the mounting plate.
Further optionally, the filter assembly comprises a filter plate and a filter cover, the filter plate is assembled between the mounting plate and the filter cover, and the filter plate forms a detachable clamping relationship and/or a movable connection relationship with the mounting plate on one hand and forms a detachable clamping relationship and/or a movable connection relationship with the filter cover on the other hand; the filter cover is buckled on the scrap filtering plate, and forms the detachable clamping and matching relationship and/or the movable connection relationship with the scrap filtering part on one hand and forms the detachable clamping and matching relationship and/or the movable connection relationship with the mounting plate on the other hand; one side of the chip filtering plate close to the fluid inlet direction forms the first filtering structure; one side of the chip filtering plate close to the direction of the fluid outlet forms the second filtering structure; the filter chip plate is provided with a filter chip structure between the first filter structure and the second filter structure.
Further optionally, a one-way water inlet mechanism enabling fluid to flow in only one way is arranged on one side, away from the fluid inlet, of the first filtering structure.
Further optionally, the filter assembly comprises a filter cover and a debris plate, wherein: the filter chip plate is assembled between the mounting plate and the filter cover;
the filter chip plate forms a detachable clamping relationship and/or a movable connection relationship with the mounting plate on one hand, and forms a detachable clamping relationship and/or a movable connection relationship with the filter cover on the other hand; the filter cover is buckled on the filter scrap plate, and forms the detachable clamping and matching relationship and/or the movable connection relationship with the filter scrap plate on one hand and forms the detachable clamping and matching relationship and/or the movable connection relationship with the mounting plate on the other hand;
a first filtering structure is arranged on one side of the filtering cover corresponding to the fluid inlet; a second filtering structure is arranged on one side of the scrap filtering plate corresponding to the fluid outlet; the filter chip plate is provided with a filter chip structure at a position between the first filter structure and the second filter structure.
Further optionally, a one-way water inlet mechanism enabling fluid to flow in only one way is arranged on one side, corresponding to the first filtering structure, of the debris filtering plate.
Further optionally, the mounting plate forms a first side wall a1 on the fluid inlet side and a second side wall B1 on the fluid outlet side;
the fluid debris filtering plate comprises a first side wall A2 on the fluid inlet side and a second side wall B2 on the fluid inlet and outlet side, a second filtering structure is arranged on the second side wall B2, the one-way water inlet mechanism is arranged on the first side wall A2 and corresponds to the position of the fluid inlet, and the second filtering structure corresponds to the position of the fluid outlet;
the filter cover comprises a cover plate and a first side edge which is positioned on one side of the cover plate and corresponds to the position of the fluid inlet, and the first side edge is provided with a first filter structure and corresponds to the position of the one-way water inlet mechanism; the cover plate is covered on the scrap filtering part and forms a fluid scrap filtering space with the scrap filtering part;
when the fluid enters the installation cavity from the fluid inlet of the first side wall A1, the fluid firstly flows through the first filtering structure on the filtering cover and the one-way water inlet mechanism of the chip filtering plate in sequence to enter the fluid chip filtering space, and then flows out of the installation cavity through the second filtering structure of the chip filtering plate and the fluid outlet of the second side wall B1.
Further optionally, the unidirectional water inlet mechanism comprises a rubber sheet, a rubber fixing seat and ribs, and the rubber fixing seat is arranged on the scrap filtering plate; the rubber sheet is rotatably arranged on the rubber fixing seat, and the ribs are arranged between the rubber fixing seat and the fluid inlet, so that the rubber sheet cannot rotate towards a direction away from the fluid inlet and the fluid outlet simultaneously, and fluid cannot flow out of the fluid inlet.
Further optionally, a buckle is arranged on the filter cover, a clamping groove is arranged at a position corresponding to the mounting plate, and the buckle and the clamping groove are matched to enable the filter cover to be buckled on the mounting plate.
Further optionally, the buckling positions of the filtering cover and the two ends of the mounting plate are a first buckling position and a second buckling position, a U-shaped elastic arm is arranged at the first buckling position and/or the second buckling position, and when the filtering cover is buckled with the mounting plate, the U-shaped elastic arm is buckled on the mounting plate.
Further optionally, the two ends of the scrap filtering plate are provided with rotating fixing columns, the filtering cover is correspondingly provided with mounting holes, and the scrap filtering plate is detachably mounted on the filtering cover through the rotating fixing columns.
Further optionally, the filtering cover is provided with a limiting hole, and the scrap filtering plate is provided with a limiting block matched with the limiting hole.
Further optionally, the first filter plate is provided with filter holes or a filter grid; the second filter structure is a second filter plate which is arranged in the mounting cavity and is close to the fluid inlet, and filter holes or filter grids are arranged on the second filter plate; wherein, the diameter of the filtering holes or the filtering grids on the second filtering plate is smaller than that of the filtering holes or the filtering grids on the first filtering plate.
The present invention also provides a washing machine comprising an inner tub provided with the filtering device of any one of the preceding claims on a sidewall thereof, the fluid inlet and the fluid outlet of the filtering device being in a circumferential direction of the sidewall of the inner tub.
Further optionally, the height from the highest point of the filtering device to the bottom of the inner barrel is less than or equal to the height of the lowest water level line of the inner barrel, and the inlet and the outlet of the filtering device are arranged along the rotation direction of the inner barrel.
Further optionally, a positioning column is arranged on the mounting plate, and a positioning hole corresponding to the positioning column is arranged on the inner side surface of the inner barrel.
Further optionally, the positioning column is provided with an elastically deformable guide buckle, and the positioning column and the positioning hole are in interference positioning.
Further optionally, the washing machine is a drawer-type pulsator multi-tub washing machine.
The invention provides a filtering device, which is provided with a double-layer filtering structure, namely a first filtering structure and a second filtering structure, and a door stop structure which only allows fluid to flow in one direction, and is matched with the double-layer filtering structure, so that the filtering effect of the filtering device is greatly improved; in the aspect of the filter plate is dismantled, the convenience of customers clears up debris such as flocks, improves user experience and feels. Meanwhile, the washing water of the washing machine using the filtering device enters from the side surface of the filtering device, the rotating force of the inner barrel of the washing machine is effectively utilized to drive the water flow to better enter the filtering device for filtering operation, and the filtering effect is further improved; and a positioning structure is adopted during assembly, so that the production efficiency is improved.
Drawings
The above and other objects, features and advantages of the present disclosure will become more apparent by describing in detail exemplary embodiments thereof with reference to the attached drawings. The drawings described below are merely exemplary embodiments of the present disclosure, and other drawings may be derived by those skilled in the art without inventive effort.
FIG. 1 is an exploded view of a filter assembly according to one embodiment of the present invention;
FIG. 2 is a front view of a mounting plate in accordance with an embodiment of the present invention;
FIG. 3 is a rear view of a mounting plate in accordance with an embodiment of the present invention;
FIG. 4 is a schematic view of a filter cover according to an embodiment of the present invention;
FIG. 5 is a schematic diagram of a crumb filtering plate structure according to an embodiment of the present invention;
fig. 6 is a schematic structural view of an inner tub portion of a pulsator washing machine according to an embodiment of the present invention.
In the figure:
1-a filtration device; 11-a mounting plate; 111-a locating post; 12-a filter cover; 121-mounting holes; 122-a limiting hole; 13-a fluid inlet; 14-a fluid outlet; 151-rubber sheet; 152-rubber holders; 16-a first filter structure; 17-a second filter structure; 18-a crumb-filtering plate; 181-rotating fixed column; 182-a limiting block; 183-flock collecting column; 19-U-shaped elastic arms; 2-inner barrel; 21-locating hole
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The terminology used in the embodiments of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used in the examples of the present invention and the appended claims, the singular forms "a", "an", and "the" are intended to include the plural forms as well, and "a" and "an" generally include at least two, but do not exclude at least one, unless the context clearly dictates otherwise.
It should be understood that the term "and/or" as used herein is merely one type of association that describes an associated object, meaning that three relationships may exist, e.g., a and/or B may mean: a exists alone, A and B exist simultaneously, and B exists alone. In addition, the character "/" herein generally indicates that the former and latter related objects are in an "or" relationship.
It is also noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a good or system that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such good or system. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other like elements in a commodity or system that includes the element.
Example 1
As shown in fig. 1 to 5, the present embodiment provides a filter device 1 including: a mounting plate 11 and a filter assembly, wherein: as shown in fig. 2, the mounting plate 11 is provided with a hollow mounting chamber inside, and the side wall of the mounting chamber is formed with a fluid inlet 13 and a fluid outlet 14 arranged along the fluid flow direction so that the mounting chamber can flow in and out of fluid; the filter assembly is embedded in the installation cavity and positioned between the fluid inlet 13 and the fluid outlet 14, and a first filter structure 16 and a second filter structure 17 are formed on the filter assembly, wherein the first filter structure 16 corresponds to the fluid inlet 13 in position, so that primary filtration of fluid is realized; the second filter structure 17 is positioned corresponding to the fluid outlet 14, and realizes secondary filtration of the fluid.
As shown, in order to improve the filtering effect of the filtering device 1, it is preferable that the filtering assembly includes a filtering cover 12 and a filter dust plate 18, wherein: the filter chip plate 18 is assembled between the mounting plate 11 and the filter cover 12; the filter is used for collecting impurities such as filtered flocks and the like and preventing part of impurities such as the flocks and the like from going out from the fluid inlet 13 or the fluid outlet 14; the filter dust plate 18 forms a detachable clamping and/or movable connection relationship with the mounting plate 11 on one hand and the filter cover 12 on the other hand; the filter cover 12 is buckled on the filter scrap plate 18, and forms a detachable clamping and matching relationship and/or a movable connection relationship with the filter scrap plate 18 on one hand and forms a detachable clamping and matching relationship and/or a movable connection relationship with the mounting plate 11 on the other hand; a first filtering structure 16 is arranged on one side of the filtering cover 12 corresponding to the fluid inlet; a second filtering structure 17 is arranged on one side of the scrap filtering plate 18 corresponding to the fluid outlet 14; the debris plate 18 is formed with a debris structure at a position between the first filter structure 16 and the second filter structure 17. As shown in fig. 5, it is further preferable that the flock structure is that the flock collecting columns 183 are distributed along the width direction of the fluid flow, so that impurities such as flock in the fluid passing through the flock collecting columns 183 are collected to the maximum extent, and the flock collecting columns are simple in structure and convenient to produce and implement.
Preferably, the mounting plate 11 forms a first side wall a1 on the fluid inlet 13 side and a second side wall B1 on the fluid outlet 14 side; the chip filtering plate 18 comprises a first side wall A2 on the fluid inlet 13 side and a second side wall B2 on the fluid inlet and outlet side, a second filtering structure 17 is arranged on the second side wall B2, a one-way water inlet mechanism is arranged on the first side wall A2, the one-way water inlet mechanism corresponds to the position of the fluid inlet 13, and the second filtering structure 17 corresponds to the position of the fluid outlet 14; the filter cover 12 comprises a cover plate and a first side edge which is positioned on one side of the cover plate and corresponds to the position of the fluid inlet 13, and the first side edge is provided with a first filter structure 16 and corresponds to the position of the one-way water inlet mechanism; the cover plate is covered on the scrap filtering part and forms a fluid scrap filtering space with the scrap filtering part; when fluid enters the installation cavity from the fluid inlet 13 of the first side wall a1, the fluid firstly flows through the one-way water inlet mechanism of the first filter structure 16 and the debris filtering plate 18 on the filter cover 12 to enter the fluid debris space, and then flows out of the installation cavity through the second filter structure 17 of the debris filtering plate 18 and the fluid outlet 14 of the second side wall B1.
For improving the filtering effect, the filter dust plate 18 is preferably provided with a one-way water inlet mechanism which enables the fluid to flow in only one way at the side corresponding to the first filtering structure 16. As shown in fig. 1, it is further preferable that the unidirectional water inlet mechanism includes a rubber sheet 151, a rubber fixing seat 152 and ribs, the rubber fixing seat 152 is disposed on the debris filtering plate 18; the rubber sheet 151 is rotatably disposed on the rubber holder 152, and the ribs are disposed between the rubber holder 152 and the fluid inlet 13 to prevent the rubber sheet 151 from rotating in a direction away from both the fluid inlet 13 and the fluid outlet 14, so that the fluid cannot flow out of the fluid inlet 13. When fluid enters from the fluid inlet 13, the rubber sheet 151 can be washed away by the fluid flow, the flock enters the installation cavity along with the fluid through the first filtering structure 16, the flock collecting columns 183 can collect the flock in the flock filtering plate 18 when the flock filtering plate 18 passes through, the second filtering structure 17 stops the flock from flowing out, and the filtered fluid flows out through the fluid outlet 14. When the fluid flows in from the fluid outlet 14, one side of the rubber sheet 151 is blocked by the rib below and cannot be washed away by the fluid, so that the flock can be effectively prevented from being washed out along with the fluid.
As shown in fig. 3-4, in this embodiment, it is preferable that a snap is provided on the filter cover 12, a snap groove is provided at a position corresponding to the mounting plate 11, and the snap fits with the snap groove to snap the filter cover 12 onto the mounting plate 11. As shown in fig. 4, in order to improve the assembly efficiency and the assembly strength of the filter cover 12, it is further preferable that the fastening portions of the filter cover 12 and the two ends of the mounting plate 11 are a first fastening portion and a second fastening portion, the first fastening portion and/or the second fastening portion is/are provided with a U-shaped elastic arm 19, and when the filter cover 12 is fastened to the mounting plate 11, the U-shaped elastic arm 19 is fastened to the mounting plate 11. After the filter cover 12 and the mounting plate 11 are fixed together by the clamping groove and the buckle, the U-shaped elastic arm 19 passing through the first buckling part or the second buckling part of the filter cover 12 is buckled on the mounting plate 11. Further preferably, the first fastening part and the second fastening part are both provided with a U-shaped elastic arm 19 on the filter cover 12. The filter cover 12 is buckled on the mounting plate 11, two buckling modes used for buckling are arranged into a double-U-shaped elastic arm mode, the magnitude of interference fixed by the filter cover 12 is distributed to the upper side and the lower side, the magnitude of interference required by fixation is guaranteed, the magnitude of interference required by unilateral matching is reduced, and a user can easily take out the filter cover by slightly pressing the two sides.
Regarding the assembly of the filter dust plate, in this embodiment, it is preferable that the two ends of the filter dust plate 18 are provided with the rotation fixing columns 181, the filter cover 12 is correspondingly provided with the mounting holes 121, and the filter dust plate 18 is detachably mounted on the filter cover 12 through the rotation fixing columns 181. Can realize straining the bits board and filter the lid relatively and rotate at the circumferencial direction, convenience of customers takes out from the inside and strains bits board 18, impurity such as clearance flocks, and the user of being convenient for carries out filter equipment 1's cleanness, provides user experience and feels. Further preferably, the filter cover 12 is provided with a limiting hole 122, and the filter plate 18 is provided with a limiting block 182 cooperating with the limiting hole 122. The limiting hole 122 and the limiting block 182 cooperate to prevent the filter device 1 from generating abnormal noise due to the loose of the filter dust plate 18 in the filter device 1 when the filter device 1 is in use.
In order to realize double-layer filtration, regarding the design of the filtering structure, it is preferable in this embodiment that the first filtering plate is provided with filtering holes or filtering grids; the second filtering structure 17 is a second filtering plate which is arranged in the mounting cavity and is close to the fluid inlet 13, and filtering holes or filtering grids are arranged on the second filtering plate; wherein, the diameter of the filtering holes or the filtering grids on the second filtering plate is smaller than that of the filtering holes or the filtering grids on the first filtering plate. The structure is simple, and the cleaning and the production are convenient. However, the first and second filter structures 17 in the present invention are not limited to the above-described structures, and may be meshes having different pore sizes.
The filtering device provided by the embodiment has a double-layer filtering structure, and the efficiency of collecting impurities such as flocks and the like is improved by the combined action of the first-stage filtering structure and the second filtering structure; meanwhile, the arrangement of the one-way water inlet mechanism can effectively prevent sundries such as flocks and the like collected by the filtering device from flowing out through the fluid inlet or the fluid outlet, thereby ensuring the filtering effect of the filtering device. Simultaneously, in the aspect of the filter plate dismantlement, the convenience of customers clears up debris such as flocks, washs this filter equipment, improves user experience and feels.
Example 2
The present embodiment provides a filter device 1, which includes: a mounting plate 11 and a filter assembly, wherein: the inside of the mounting plate 11 is provided with a hollow mounting cavity, and the side wall of the mounting cavity is formed with a fluid inlet 13 and a fluid outlet 14 which are arranged along the flowing direction of the fluid so that the mounting cavity can flow in and out the fluid; the filter assembly is embedded in the installation cavity and positioned between the fluid inlet 13 and the fluid outlet 14, and a first filter structure 16 and a second filter structure 17 are formed on the filter assembly, wherein the first filter structure 16 corresponds to the fluid inlet 13 in position, so that primary filtration of fluid is realized; the second filter structure 17 is positioned corresponding to the fluid outlet 14, and realizes secondary filtration of the fluid.
Preferably, the filter assembly comprises a filter cover 12, and one side of the filter cover 12 close to the fluid inlet 13 is provided with a first filter structure 16; the side of the filter cover 12 in the direction of the fluid outlet 14 forms a second filter structure 17. Preferably, the filter cover 12 is further formed with a filter structure between the first filter structure 16 and the second filter structure 17, the filter structure being formed of a plurality of protrusions formed on the back surface of the filter cover 12. Preferably, the fluid inlet 13 of the mounting plate 11 is provided with a one-way water inlet mechanism which enables the fluid to flow in only one way.
This embodiment is based on embodiment 1 and has simplified this filter equipment structure, and it is through setting up double-deck filtration on filtering the lid, through first order filtration and second filtration's combined action, has improved enough the improvement to the efficiency that debris such as flocks were collected, improves the filter effect. Meanwhile, the arrangement of the one-way water inlet mechanism can effectively prevent sundries such as flocks and the like collected by the filtering device from flowing out through the fluid inlet or the fluid outlet, thereby ensuring the filtering effect of the filtering device.
Example 3
The present embodiment provides a filter device 1, which includes: a mounting plate 11 and a filter assembly, wherein: the inside of the mounting plate 11 is provided with a hollow mounting cavity, and the side wall of the mounting cavity is formed with a fluid inlet 13 and a fluid outlet 14 which are arranged along the flowing direction of the fluid so that the mounting cavity can flow in and out the fluid; the filter assembly is embedded in the installation cavity and positioned between the fluid inlet 13 and the fluid outlet 14, and a first filter structure 16 and a second filter structure 17 are formed on the filter assembly, wherein the first filter structure 16 corresponds to the fluid inlet 13 in position, so that primary filtration of fluid is realized; the second filter structure 17 is positioned corresponding to the fluid outlet 14, and realizes secondary filtration of the fluid.
Preferably, the filter assembly comprises a filter dust plate 18 and a filter cover 12, the filter dust plate 18 is assembled between the mounting plate 11 and the filter cover 12, and the filter dust plate 18 forms a detachable clamping and/or movable connection relationship with the mounting plate 11 on one hand and the filter cover 12 on the other hand; the filter cover 12 is buckled on the filter scrap plate 18, and the filter cover 12 forms a detachable clamping and matching relationship and/or a movable connection relationship with the filter scrap part on one hand and forms a detachable clamping and matching relationship and/or a movable connection relationship with the mounting plate 11 on the other hand; the side of the filter chip plate 18 close to the fluid inlet 13 forms a first filter structure 16; the side of the filter debris plate 18 close to the direction of the fluid outlet 14 forms a second filter structure 17; the debris plate 18 forms a debris structure between the first filter structure 16 and the second filter structure 17. Preferably, the side of the first filter structure 16 away from the fluid inlet 13 is provided with a one-way water inlet mechanism which enables the fluid to flow in only one way.
This embodiment has simplified this filter equipment structure based on embodiment 1, and it is through setting up double-deck filtration on straining the bits board, through first order filtration and second filtration's combined action, has improved enough efficiency of improving debris collection such as flocks, improves the filter effect. Meanwhile, the arrangement of the one-way water inlet mechanism can effectively prevent sundries such as flocks and the like collected by the filtering device from flowing out through the fluid inlet or the fluid outlet, thereby ensuring the filtering effect of the filtering device.
Example 4
As shown in fig. 6, the present embodiment provides a washing machine including an inner tub 2, the inner tub 2 having a sidewall provided with the filtering device 1 of any one of embodiments 1 to 3, the fluid inlet 13 and the fluid outlet 14 of the filtering device 1 being formed in a circumferential direction of the sidewall of the inner tub 2. The fluid inlet 13 and the fluid outlet 14 are arranged on the two side surfaces of the filtering device 1, when the inner cylinder rotates to drive water flow to rotate, the flow of washing water entering the filtering device 1 is increased, the rotating force of the inner cylinder is effectively utilized to drive the washing water to better enter the filtering device 1, and the filtering efficiency is improved.
Preferably, a plurality of filtering devices 1 are arranged in the inner tub 2 of the washing machine, and are axially symmetrically distributed relative to the inner tub 2 of the washing machine.
Preferably, the height from the highest point of the filtering device 1 to the bottom of the inner barrel 2 is less than or equal to the height of the lowest water level line of the inner barrel 2, and the inlet and the outlet of the filtering device 1 are arranged along the rotation direction of the inner barrel 2.
Preferably, the mounting plate 11 is provided with a positioning post 111, and the inner side surface of the inner barrel 2 is provided with a positioning hole 21 corresponding to the positioning post 111. Preferably, the back of the mounting plate 11 is provided with three positioning posts 111, and the surface of the inner cylinder is provided with three positioning holes 21 corresponding to the positioning posts, so that a fool-proof effect in the production process can be realized. Further preferably, the positioning column 111 is provided with an elastically deformable guide buckle, and the positioning column 111 and the positioning hole 21 are in interference positioning. When the mounting plate 11 is clamped into the inner cylinder, the positioning column 111 can realize interference positioning through expansion, and then the outer surface of the inner cylinder is screwed to fix the positioning column, so that the production efficiency is improved.
Preferably, the washing machine is a pulsator type washing machine.
In the washing machine in the embodiment, the fluid inlet and the fluid outlet of the filtering device used in the washing machine are distributed in the circumferential direction of the inner barrel of the washing machine, namely the fluid inlet and the fluid outlet are arranged on the side surfaces of two sides of the filtering device, and the design can utilize the rotation of the inner barrel and the inertia of water flow to flow out of the water outlet, which is different from the arrangement of the water outlet of the existing filtering device on the front surface. Meanwhile, after the washing water enters the filtering device, the washing water and the second filtering structure enter the scrap filtering plate through the first filtering structure and then flow out of the second filtering structure, and double-layer filtering can be achieved. The second filtration with inner tube rotation drive rivers flow opposite direction, this design of filter equipment fluid outlet has not only realized that double-deck filterable effect has also utilized the inner tube revolving force to drive rivers and has rotated, increases the flow that rivers flowed in from the filter screen, promotes filtration efficiency. Meanwhile, due to the design of the one-way water inlet mechanism, the inner barrel of the washing machine rotates reversely, so that fluid cannot go out from the fluid inlet when passing through the filtering device, the problem that impurities such as flocks and the like in the filtering device are washed out is solved, and the filtering effect is improved.
In summary, the present invention provides a filtering apparatus, which includes: the filter comprises a mounting plate and a filter assembly, wherein the mounting plate is internally provided with a hollow mounting cavity, and the side wall of the mounting cavity is provided with a fluid inlet and a fluid outlet which are arranged along the flowing direction of fluid so that the mounting cavity can flow in and out the fluid; the filter assembly is embedded in the installation cavity and positioned between the fluid inlet and the fluid outlet, and a first filter structure and a second filter structure are formed on the filter assembly, wherein the first filter structure corresponds to the fluid inlet in position, so that primary filtration of fluid is realized; the second filtering structure corresponds to the position of the fluid outlet, and secondary filtering of the fluid is realized. The side of the filtering device forms a fluid inlet and a fluid outlet which are combined with a double-layer filtering structure, and the efficiency of collecting impurities such as flocks is improved by the combined action of the first-stage filtering structure and the second filtering structure.
Exemplary embodiments of the present disclosure are specifically illustrated and described above. It is to be understood that the present disclosure is not limited to the precise arrangements, instrumentalities, or instrumentalities described herein; on the contrary, the disclosure is intended to cover various modifications and equivalent arrangements included within the spirit and scope of the appended claims.
Claims (20)
1. A filter device, characterized by: the method comprises the following steps:
the mounting plate (11) is internally provided with a hollow mounting cavity, and the side wall of the mounting cavity is provided with a fluid inlet (13) and a fluid outlet (14) which are arranged along the flowing direction of the fluid so that the mounting cavity can flow in and out the fluid;
a filter assembly embedded in the mounting cavity between the fluid inlet (13) and the fluid outlet (14), the filter assembly being formed with a first filter structure (16) and a second filter structure (17), wherein,
the first filtering structure (16) corresponds to the position of the fluid inlet (13) to realize primary filtering of the fluid;
the second filtering structure (17) corresponds to the position of the fluid outlet (14) to realize secondary filtering of the fluid.
2. The filtration apparatus of claim 1, wherein: the filter assembly comprises a filter cover (12), and one side of the filter cover (12) close to the direction of the fluid inlet (13) forms the first filter structure (16); the side of the filter cover (12) close to the direction of the fluid outlet (14) forms the second filter structure (17).
3. A filter arrangement according to claim 2 wherein: the filter cover (12) is also provided with a scrap filtering structure between the first filtering structure (16) and the second filtering structure (17), and the scrap filtering structure is composed of a plurality of bulges formed on the back surface of the filter cover (12).
4. A filter arrangement according to claim 3 wherein: and a one-way water inlet mechanism which can only make the fluid flow in a one-way is arranged at the fluid inlet (13) of the mounting plate (11).
5. The filtration apparatus of claim 1, wherein: the filter assembly comprises a filter dust plate (18) and a filter cover (12), wherein:
the filter dust plate (18) is assembled between the mounting plate (11) and the filter cover (12), and the filter dust plate (18) forms a detachable clamping and/or movable connection relation with the mounting plate (11) on one hand and forms a detachable clamping and/or movable connection relation with the filter cover (12) on the other hand; the filter cover (12) is buckled on the scrap filtering plate (18), and the filter cover (12) forms the detachable clamping relationship and/or the movable connection relationship with the scrap filtering part on one hand and forms the detachable clamping relationship and/or the movable connection relationship with the mounting plate (11) on the other hand;
the side of the filter dust plate (18) close to the direction of the fluid inlet (13) forms the first filtering structure (16); the side of the filter dust plate (18) close to the direction of the fluid outlet (14) forms the second filtering structure (17); the filter dust plate (18) forms a filter dust structure between the first filter structure (16) and the second filter structure (17).
6. The filtration apparatus of claim 5, wherein: one side of the first filtering structure (16) far away from the fluid inlet (13) is provided with a one-way water inlet mechanism which enables fluid to flow in only one way.
7. The filtration apparatus of claim 1, wherein:
the filter assembly includes a filter cover (12) and a debris filter (18), wherein:
the filter dust plate (18) is assembled between the mounting plate (11) and the filter cover (12);
the filter debris plate (18) forms a detachable clamping and/or movable connection relationship with the mounting plate (11) on one hand and forms a detachable clamping and/or movable connection relationship with the filter cover (12) on the other hand; the filter cover (12) is buckled on the scrap filtering plate (18) and forms the detachable clamping and/or movable connection relationship with the scrap filtering plate (18) on one hand and forms the detachable clamping and/or movable connection relationship with the mounting plate (11) on the other hand;
a first filtering structure (16) is arranged on one side of the filtering cover (12) corresponding to the fluid inlet;
a second filtering structure (17) is arranged on one side of the scrap filtering plate (18) corresponding to the fluid outlet (14);
the filter dust plate (18) is formed with a filter dust structure at a position between the first filter structure (16) and the second filter structure (17).
8. The filtration apparatus of claim 7, wherein: and a one-way water inlet mechanism which enables fluid to flow in only one way is arranged on one side of the chip filtering plate (18) corresponding to the first filtering structure (16).
9. The filtration apparatus of claim 8, wherein: the mounting plate (11) forms a first side wall A1 on the fluid inlet (13) side and a second side wall B1 on the fluid outlet (14) side;
the debris filtering plate (18) comprises a first side wall A2 on the fluid inlet (13) side and a second side wall B2 on the fluid inlet and outlet side, a second filtering structure (17) is arranged on the second side wall B2, the one-way water inlet mechanism is arranged on the first side wall A2 and corresponds to the position of the fluid inlet (13), and the second filtering structure (17) corresponds to the position of the fluid outlet (14);
the filter cover (12) comprises a cover plate and a first side edge which is positioned on one side of the cover plate and corresponds to the position of the fluid inlet (13), and the first side edge is provided with a first filter structure (16) and corresponds to the position of the one-way water inlet mechanism; the cover plate is covered on the scrap filtering part and forms a fluid scrap filtering space with the scrap filtering part;
when the fluid enters the installation cavity from the fluid inlet (13) of the first side wall A1, the fluid firstly flows through the first filtering structure (16) on the filtering cover (12) and the one-way water inlet mechanism of the filter chip plate (18) in sequence to enter the fluid filter chip space, and then flows out of the installation cavity through the second filtering structure (17) of the filter chip plate (18) and the fluid outlet (14) of the second side wall B1.
10. A filter arrangement according to claim 9 wherein: the unidirectional water inlet mechanism comprises a rubber sheet (151), a rubber fixing seat (152) and ribs, wherein the rubber fixing seat (152) is arranged on the scrap filtering plate (18); the rubber sheet (151) is rotatably arranged on the rubber fixing seat (152), and the ribs are arranged between the rubber fixing seat (152) and the fluid inlet (13) to prevent the rubber sheet (151) from rotating towards a direction away from the fluid inlet (13) and the fluid outlet (14) at the same time, so that the fluid cannot flow out of the fluid inlet (13).
11. The filtration apparatus of claim 7, wherein: the filter cover (12) is provided with a buckle, a clamping groove is arranged at the position corresponding to the mounting plate (11), and the buckle and the clamping groove are matched to ensure that the filter cover (12) is buckled on the mounting plate (11).
12. A filter arrangement according to claim 9 wherein: filter lid (12) with the lock department at mounting panel (11) both ends is first lock department and second lock department, first lock department and/or second lock department are equipped with U type bullet arm (19), work as filter lid (12) with when mounting panel (11) lock, U type bullet arm (19) lock is in on mounting panel (11).
13. The filtration apparatus of claim 12, wherein: the two ends of the scrap filtering plate (18) are provided with rotating fixing columns (181), the filtering cover (12) is correspondingly provided with mounting holes (121), and the scrap filtering plate (18) is detachably mounted on the filtering cover (12) through the rotating fixing columns (181).
14. The filtration apparatus of claim 13, wherein: the filter cover (12) is provided with a limiting hole (122), and the filter plate (18) is provided with a limiting block (182) which is matched with the limiting hole (122) to work.
15. A filter arrangement as claimed in any one of claims 1 to 14 wherein: the first filter plate is provided with filter holes or filter grids; the second filtering structure (17) is a second filtering plate which is arranged in the mounting cavity and is close to the fluid inlet (13), and filtering holes or filtering grids are arranged on the second filtering plate; wherein, the diameter of the filtering holes or the filtering grids on the second filtering plate is smaller than that of the filtering holes or the filtering grids on the first filtering plate.
16. A washing machine, which comprises an inner tub (2), characterized in that: the inner tub (2) is provided with a filtering device according to any one of claims 1-15 on the side wall, the fluid inlet (13) and the fluid outlet (14) of the filtering device (1) being in the circumferential direction of the side wall of the inner tub (2).
17. A washing machine as claimed in claim 16, wherein: the height from the highest point of the filtering device (1) to the bottom of the inner barrel (2) is less than or equal to the height of the lowest water level line of the inner barrel (2), and an inlet and an outlet of the filtering device (1) are arranged along the rotating direction of the inner barrel (2).
18. A washing machine as claimed in claim 17, wherein: the mounting plate (11) is provided with a positioning column (111), and the inner side surface of the inner barrel (2) is provided with a positioning hole (21) corresponding to the positioning column (111).
19. A washing machine as claimed in claim 18, wherein: but reference column (111) are equipped with elastically deformable's direction buckle, reference column (111) with locating hole (21) realize interference fit.
20. A washing machine as claimed in any one of claims 16 to 19, wherein: the washing machine is a drawer type impeller multi-barrel washing machine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011363835.5A CN112481947A (en) | 2020-11-28 | 2020-11-28 | Filter equipment and washing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011363835.5A CN112481947A (en) | 2020-11-28 | 2020-11-28 | Filter equipment and washing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112481947A true CN112481947A (en) | 2021-03-12 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011363835.5A Pending CN112481947A (en) | 2020-11-28 | 2020-11-28 | Filter equipment and washing machine |
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| Country | Link |
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| CN (1) | CN112481947A (en) |
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| KR20050114341A (en) * | 2004-06-01 | 2005-12-06 | 엘지전자 주식회사 | A filtering apparatus of a washer |
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