CN218485309U - Automatic/manual integrated scraping and washing structure of filter - Google Patents
Automatic/manual integrated scraping and washing structure of filter Download PDFInfo
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- CN218485309U CN218485309U CN202222840009.6U CN202222840009U CN218485309U CN 218485309 U CN218485309 U CN 218485309U CN 202222840009 U CN202222840009 U CN 202222840009U CN 218485309 U CN218485309 U CN 218485309U
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Abstract
The utility model relates to a water purification unit technical field can be when the operation continuously stir the rivers in the filter screen outside, utilizes rivers to scrape the filter screen and washes, reduces the impurity that directly adheres to in the filter screen outside, keeps the filtration efficiency of filter screen, the clearance degree of difficulty when reducing the blowdown. An automatic/manual integrated scraping and washing structure of a filter comprises a scraping and washing sleeve sleeved outside a filter screen, and further comprises a water guide ring fixedly sleeved at the upper end of a filter screen framework, wherein a water guide groove is formed in the circumferential outer wall of the water guide ring, an inlet at the upper end of the water guide groove is in butt joint with a raw water inlet at the upper side of the filter screen framework, and an outlet at the lower end of the water guide groove is obliquely arranged along the rotating direction of the scraping and washing sleeve; the upper end of the scraping and washing sleeve is rotatably sleeved on the water guide ring, the outer wall of the upper end of the scraping and washing sleeve is provided with upper-layer blades which are arranged in a ring along the circumferential direction and are impacted by outlet water flow at the lower end of the water guide groove, and the lower end of the scraping and washing sleeve is rotatably sleeved at the upper end of a drain pipe of the filter through a one-way ratchet structure.
Description
Technical Field
The utility model belongs to the technical field of water purification unit technique and specifically relates to an automatic/manual integral type of filter is scraped and is washed structure.
Background
When the pre-filter (hereinafter referred to as a filter) is used, impurities such as sand, rust, floccules and the like in raw water are retained on a filter screen of the filter, so that meshes of the filter screen are easily blocked, the filtering speed is influenced, the filter is easily changed into a pollution source after a long time, and the water quality of a household is seriously influenced. The mode of current filter clearance impurity is except that the backwash spray-rinsing that the filter screen was realized to reversal water inflow and play water, still can set up the rotary drum of washing of scraping of an inner wall area scraping strip usually in the filter screen outside, scrapes and washes the rotary drum and be connected with the blow off pipe, rotates the blow off pipe during the blowdown and makes to scrape and wash the rotary drum and rotate, strikes off the impurity of filter screen outer wall by scraping the strip, and the defect of this kind of clearance mode lies in: when the filter screen is attached with more impurities, the scraping strip is easy to block, the rotation of the scraping rotary drum is difficult during pollution discharge, the shell needs to be disassembled for cleaning after the scraping rotary drum is completely blocked, and an improved space is provided.
Disclosure of Invention
The utility model aims at overcoming not enough among the above-mentioned background art, providing a structure is scraped to automatic/manual integral type of filter, can continuously stir the rivers in the filter screen outside when the operation, utilize rivers to scrape the filter screen and wash, reduce the impurity that directly adheres to in the filter screen outside, keep the filtration efficiency of filter screen, the clearance degree of difficulty when reducing the blowdown.
The utility model adopts the technical scheme as follows: an automatic/manual integrated scraping and washing structure of a filter comprises a scraping and washing sleeve sleeved on the outer side of a filter screen and a water guide ring fixedly sleeved at the upper end of a filter screen framework, wherein a water guide groove is formed in the circumferential outer wall of the water guide ring, an inlet at the upper end of the water guide groove is in butt joint with a raw water inlet at the upper side of the filter screen framework, and an outlet at the lower end of the water guide groove is obliquely arranged along the rotating direction of the scraping and washing sleeve; the upper end of the scraping and washing sleeve is rotatably sleeved on the water guide ring, the outer wall of the upper end of the scraping and washing sleeve is provided with upper-layer blades which are arranged in a ring along the circumferential direction and are impacted by outlet water flow at the lower end of the water guide groove, and the lower end of the scraping and washing sleeve is rotatably sleeved at the upper end of a drain pipe of the filter through a one-way ratchet structure.
Preferably, the circumferential outer wall of the water guide ring is divided into at least two water guide grooves by a plurality of flow deflectors, each flow deflector consists of an integrally formed inclined section and an extension section at the lower end of the inclined section, the inclined section extends obliquely from top to bottom along the rotation direction of the scraping and washing sleeve along the outer wall of the water guide ring, the extension section extends forwards along the circumferential outer wall of the water guide ring along the rotation direction of the scraping and washing sleeve, and a gap is kept between the tail end of the extension section and the inclined section of the previous adjacent flow deflector to form an outlet at the lower end of the water guide groove.
Preferably, the scraping and washing sleeve is hollowed out with a plurality of through holes on the wall of the sleeve, at least one section of strip-shaped blade for stirring water flow is arranged in each through hole, and the strip-shaped blade of each through hole forms a spiral structure for stirring water flow.
Preferably, the scraping and washing sleeve is provided with a plurality of groups of lower-layer blades for stirring water flow at the part, which is not hollowed out, of the cylinder wall, and each group of lower-layer blades are arranged at a certain interval from top to bottom.
Preferably, the scraping sleeve is provided with at least one groove for stirring water flow at the part of the cylindrical wall which is not hollowed out, and the groove is arranged along the axial direction of the scraping sleeve.
Preferably, the one-way ratchet mechanism comprises an end face ratchet wheel arranged at the bottom of the scraping and washing sleeve and at least one pawl arranged on the drain pipe, the rotation direction of the end face ratchet wheel is along the rotation direction of the scraping and washing sleeve, a circle of support table for supporting the bottom of the scraping and washing sleeve is arranged on the outer wall of the drain pipe, and the pawl is arranged on the top surface of the support table.
The utility model has the advantages that: raw water entering the filter is guided by the water guide groove of the water guide ring, water flow continuously impacts the upper blades of the scraping sleeve to enable the scraping sleeve to continuously rotate, water flow between the filter screen and the cup body is stirred to scrape the filter screen, impurities directly attached to the outer side of the filter screen can be effectively reduced, scraping strips do not exist on the inner wall and the outer wall of the scraping sleeve, and the scraping sleeve is kept away from the filter screen, so that the scraping sleeve is not easy to block; scrape and wash and be equipped with one-way ratchet structure between sleeve and the blow off pipe, scrape and wash the sleeve and can rotate automatically in the filtering process, rotate the blow off pipe and can drive when the blowdown and scrape and wash sleeve manual rotation, realize clearance impurity, need not to unpack apart casing clearance convenient to use.
Drawings
Fig. 1 is a schematic view of the structure of the embodiment of the present invention.
Fig. 2 is an explosion structure diagram of the embodiment of the present invention.
Fig. 3 is an assembly view of the embodiment of the present invention and a filter bowl.
The figure has the following components: the water guide device comprises a water guide ring 1, a water guide groove 1.1, a flow deflector 1.2, a scraping and washing sleeve 2, an upper layer blade 2.1, a lower layer blade 2.2, a strip-shaped blade 2.3, a through hole 2.4, a groove 2.5, an end face ratchet 2.6, a drain pipe 3, a support table 3.1, a pawl 3.2, a filter screen framework 4, a raw water inlet 4.1 and a cup body 5.
Detailed Description
To make the objects, technical solutions and advantages of the present invention more clearly understood by those skilled in the art, the present invention will be further described with reference to the accompanying drawings and examples, but the present invention is not limited to the following examples.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer" \ "front end", "rear end", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood as a specific case by those skilled in the art.
As shown in fig. 3, the present embodiment provides an automatic/manual integrated scraping structure of a filter, which is used to clean impurities attached to the outside of a filter of a pre-filter (the filter is omitted in the figure). As shown in fig. 1 to fig. 3, the present embodiment includes a scraping sleeve 2 sleeved outside the filter net, and a water guiding ring 1 fixedly sleeved on the upper end of the filter net framework 4. The circumferential outer wall of the water guide ring 1 is provided with two water guide grooves 1.1, an inlet at the upper end of the water guide groove 1.1 is butted with a raw water inlet 4.1 at the upper side of the filter screen framework 4 (the raw water inlet 4.1 is communicated with a water inlet of a filter head), and an outlet at the lower end of the water guide groove 1.1 is obliquely arranged along the rotating direction of the scraping and washing sleeve 2. The upper end of the scraping and washing sleeve 2 is rotatably sleeved on the water guide ring 1, the outer wall of the upper end is provided with upper-layer blades 2.1 which are arranged into a ring along the circumferential direction and are impacted by outlet water flow at the lower end of the water guide groove 1.1, and the lower end of the scraping and washing sleeve 2 is rotatably sleeved at the upper end of a drain pipe 3 of the filter through a one-way ratchet structure. The drain pipe 3 of the filter is rotatably mounted at the bottom of the cup body 5, which is a conventional structure. The upper blades 2.1 are arranged in a ring on the outer wall of the upper end of the scraping sleeve 2.
As shown in fig. 1 and 2, the circumferential outer wall of the water guide ring 1 is divided into two water guide grooves 1.1 by a plurality of flow deflectors 1.2, each flow deflector 1.2 is composed of an integrally formed inclined section and an extension section at the lower end thereof, an inlet of the water guide groove 1.1 is formed between the inclined sections of the two flow deflectors 1.2, each inclined section extends obliquely from top to bottom along the rotation direction of the scraping and washing sleeve 2 along the outer wall of the water guide ring 1, the extension section extends forwards along the circumferential outer wall of the water guide ring 1 along the rotation direction of the scraping and washing sleeve 2, and an outlet at the lower end of the water guide groove 1.1 is formed by keeping a distance between the tail end of the extension section and the inclined section of the previous adjacent flow deflector 1.2.
The scraping and washing sleeve 2 is of a hollow structure, so that the weight is reduced. As shown in fig. 1 to fig. 3, the hollow structure includes a plurality of through holes 2.4 arranged along the circumference of the scraping sleeve 2 at intervals, at least one section of strip-shaped blade 2.3 for stirring water flow is manufactured in each through hole 2.4, and the strip-shaped blade 2.3 of each through hole 2.4 forms a spiral structure. The inner wall of the part, which is not hollowed out, of the scraping and washing sleeve 2 is provided with a plurality of grooves 2.5 for stirring water flow, and the grooves 2.5 are arranged along the axial direction of the scraping and washing sleeve 2. The outer wall of the part, which is not hollowed out, of the scraping and washing sleeve 2 is provided with two groups of lower-layer blades 2.2 for stirring water flow, and the lower-layer blades 2.2 of each group are arranged at a certain interval from top to bottom. The lower blades 2.2 and the upper blades 2.1 may be arranged in an inclined manner, and extend backwards from top to bottom along the circumferential outer wall of the scraping sleeve 2 against the rotation direction of the scraping sleeve 2 for a certain distance.
As shown in fig. 1 and 2, the upper end of the scraping sleeve 2 is rotatably sleeved at the lower end of the water guide ring 1, and the flow deflector 1.2 can limit the upper end of the scraping sleeve 2. The lower extreme of scraping and washing sleeve 2 rotationally overlaps and establishes in the 3 upper ends of blow off pipe of filter, and the outer wall system of blow off pipe 3 has the round saddle 3.1 of bearing scraping and washing sleeve 2, and the bottom system of scraping and washing sleeve 2 has along its direction of rotation's terminal surface ratchet 2.6, and the top surface system of saddle 3.1 has four pawls 3.2 with terminal surface ratchet 2.6 complex, and four pawls 3.2 encircle blow off pipe 3 and arrange the lopping. Pawl 3.2 of saddle 3.1 top surface is upwards overhanging, can insert the inside of scraping sleeve 2, end face ratchet 2.6 sets up the inner wall at scraping sleeve 2 bottom.
The working principle of the embodiment is as follows:
in the normal filtering process, raw water enters the inside of the filter from the water inlet of the filter head, enters the space between the cup body 5 and the filter screen through the raw water inlet 4.1 on the upper side of the filter screen framework 4, and becomes purified water after being filtered by the filter screen and is discharged from the water outlet of the filter head. In the process, after raw water flows out from a raw water inlet 4.1 on the upper side of the filter screen framework 4, the raw water is guided by a water guide groove 1.1 of the water guide ring 1 to impact an upper layer blade 2.1 of the scraping and washing sleeve 2, the scraping and washing sleeve 2 continuously rotates under the impact of water flow, and a pawl 3.2 of the support table 3.1 does not interfere with the rotation of the scraping and washing sleeve 2. Scrape and wash 2 rotatory in-process of sleeve, hollow out construction, lower floor's blade 2.2, bar blade 2.3 and recess 2.5 can continuously stir the filter screen outside, the inboard raw water of 5 inner walls of cup, utilize the rivers of stirring to scrape and wash the filter screen, reduce adnexed impurity on the filter screen, guarantee filtration efficiency, when the impurity accumulation more back, can open the blowoff valve, impurity discharges from blow off pipe 3 along with the rivers. If the excessive influence of impurity is scraped and is washed sleeve 2 and rotate and the filter screen is blockked up, can manually rotate blow off pipe 3, pawl 3.2 on the saddle 3.1 of blow off pipe 3 can drive and scrape and wash sleeve 2 and rotate, stirs the rivers of the filter screen outside, 5 inner walls inboards of cup in the blowdown process, and the clearance of impurity is realized to the rivers of cooperation back flush.
The above description is only a preferred embodiment of the present invention, and various modifications and changes will occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. The utility model provides a structure is scraped to automatic/manual integral type of filter, includes that a cover establishes scraping sleeve (2), its characterized in that outside the filter screen: the device is characterized by also comprising a water guide ring (1) fixedly sleeved at the upper end of the filter screen framework (4), wherein the circumferential outer wall of the water guide ring (1) is provided with a water guide groove (1.1), an inlet at the upper end of the water guide groove (1.1) is butted with a raw water inlet (4.1) at the upper side of the filter screen framework (4), and an outlet at the lower end of the water guide groove (1.1) is obliquely arranged along the rotating direction of the scraping and washing sleeve (2); the upper end of the scraping and washing sleeve (2) is rotatably sleeved on the water guide ring (1), the outer wall of the upper end is provided with upper-layer blades (2.1) which are arranged into a ring along the circumferential direction and are impacted by outlet water flow at the lower end of the water guide groove (1.1), and the lower end of the scraping and washing sleeve (2) is rotatably sleeved on the upper end of a drain pipe (3) of the filter through a one-way ratchet structure.
2. An automatic/manual integrated filter scraping structure as set forth in claim 1, wherein: the circumferential outer wall of the water guide ring (1) is divided into at least two water guide grooves (1.1) by a plurality of guide vanes (1.2), each guide vane (1.2) is composed of an integrally formed inclined section and an extension section at the lower end of the inclined section, the inclined section extends obliquely from top to bottom along the rotating direction of the scraping and washing sleeve (2) along the outer wall of the water guide ring (1), the extension section extends forwards along the circumferential outer wall of the water guide ring (1) along the rotating direction of the scraping and washing sleeve (2), and a distance is kept between the tail end of the extension section and the inclined section of the previous adjacent guide vane (1.2) to form an outlet at the lower end of the water guide groove (1.1).
3. An automatic/manual integrated filter scraping structure as set forth in claim 2, wherein: scrape and wash sleeve (2) fretwork out a plurality of through-hole (2.4) on section of thick bamboo wall, system has at least one section bar blade (2.3) that are used for stirring rivers in every through-hole (2.4), and bar blade (2.3) of each through-hole (2.4) form one and are used for stirring the helical structure of rivers.
4. An integrated automatic/manual filter scraping structure as set forth in claim 3, wherein: the scraping and washing sleeve (2) is provided with a plurality of groups of lower-layer blades (2.2) used for stirring water flow at the part, which is not hollowed out, of the cylinder wall, and each group of lower-layer blades (2.2) are arranged at a certain interval from top to bottom.
5. An automatic/manual integrated filter scraping structure as set forth in claim 4, wherein: the scraping and washing sleeve (2) is provided with at least one groove (2.5) for stirring water flow at the part of the wall of the sleeve which is not hollowed out.
6. An automatic/manual integrated scraping and washing structure of a filter according to any one of claims 1 to 5, wherein: the one-way ratchet structure comprises an end face ratchet wheel (2.6) arranged at the bottom of the scraping sleeve (2) and at least one pawl (3.2) arranged on the drain pipe (3), wherein the rotation direction of the end face ratchet wheel (2.6) is along the rotation direction of the scraping sleeve (2), the outer wall of the drain pipe (3) is provided with a supporting saddle (3.1) for supporting and scraping the bottom of the sleeve (2), and the pawl (3.2) is arranged on the top surface of the supporting saddle (3.1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222840009.6U CN218485309U (en) | 2022-10-26 | 2022-10-26 | Automatic/manual integrated scraping and washing structure of filter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222840009.6U CN218485309U (en) | 2022-10-26 | 2022-10-26 | Automatic/manual integrated scraping and washing structure of filter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218485309U true CN218485309U (en) | 2023-02-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222840009.6U Active CN218485309U (en) | 2022-10-26 | 2022-10-26 | Automatic/manual integrated scraping and washing structure of filter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218485309U (en) |
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2022
- 2022-10-26 CN CN202222840009.6U patent/CN218485309U/en active Active
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Address after: Room 1203, Sanxin Ginza, No. 260, Taipingmenzhi Street, Shangcheng District, Hangzhou City, Zhejiang Province, 310020 Patentee after: ZHEJIANG TIANQUAN ENVIRONMENTAL PROTECTION TECHNOLOGY Co.,Ltd. Address before: Room 1203, Sanxin Ginza, No. 260, Taipingmenzhi Street, Xiacheng District, Hangzhou City, Zhejiang Province, 314423 Patentee before: ZHEJIANG TIANQUAN ENVIRONMENTAL PROTECTION TECHNOLOGY Co.,Ltd. |