阅读说明：本技术 自清洁净水器 (Self-cleaning water purifier ) 是由 蒋志斌 于 2021-11-11 设计创作，主要内容包括：本发明提供一种自清洁净水器,包括横截面呈矩形的主管体,其内设置有圆柱状滤芯；滤芯的圆周面的一侧设有固定座,固定座的一侧贴合滤芯圆周面,另一侧固定于主管体内壁,以将滤芯的圆周面一侧的水路阻断；滤芯圆周面的另一侧设有从主管体的内壁倾斜延伸向滤芯的刮板,刮板的自由端处于水流上游,且当刮板自由端抵住滤芯表面时,该刮板与滤芯、固定座一同使主管体内的流通水体只能横向穿过滤芯后向前流动；刮板根部的上游侧具有排污口；主管体内的流通水柱的中轴线处于滤芯的轴线与刮板之间。该净水器可以自行对滤芯进行清理,使滤芯使用寿命得到较大幅度的提高。(The invention provides a self-cleaning water purifier, which comprises a main pipe body with a rectangular cross section, wherein a cylindrical filter element is arranged in the main pipe body; one side of the circumferential surface of the filter element is provided with a fixed seat, one side of the fixed seat is attached to the circumferential surface of the filter element, and the other side of the fixed seat is fixed on the inner wall of the main pipe body so as to block a water path on one side of the circumferential surface of the filter element; the other side of the circumferential surface of the filter element is provided with a scraper plate which obliquely extends from the inner wall of the main pipe body to the filter element, the free end of the scraper plate is positioned at the upstream of the water flow, and when the free end of the scraper plate is propped against the surface of the filter element, the scraper plate, the filter element and the fixed seat together enable the circulating water body in the main pipe body to only transversely pass through the filter element and then flow forwards; a sewage draining outlet is arranged at the upstream side of the root of the scraper blade; the central axis of the circulating water column in the main pipe body is positioned between the axis of the filter element and the scraper. This water purifier can clear up the filter core by oneself, makes filter core life obtain improvement by a relatively large margin.)

1. The utility model provides a self-cleaning water purifier, includes the main pipe body (1) of transversal personally submitting the rectangle, its characterized in that: a cylindrical filter element (2) which can rotate around an axis vertical to the side wall of the main pipe body is arranged in the main pipe body (1); a fixed seat (3) is arranged on one side of the circumferential surface of the filter element (2), an arc-shaped surface attached to the circumferential surface of the filter element (2) is formed on one side of the fixed seat (3), and the other side of the fixed seat is fixed on the inner wall of the main pipe body (1) so as to block a water path on one side of the circumferential surface of the cylindrical filter element (2); the scraper blade (4) obliquely extending from the inner wall of the main pipe body (1) to the filter element (2) is arranged on the other side of the circumferential surface of the filter element (2), the end part of the scraper blade (4) positioned on the inner wall side of the main pipe body (1) is a scraper blade root part (41), the end part of the scraper blade (4) positioned on the filter element side is a scraper blade free end (42), the scraper blade root part (41) is positioned at the downstream of water flow, the scraper blade free end (42) is positioned at the upstream of water flow, and when the scraper blade free end (42) is abutted against the surface of the filter element (2), the scraper blade (4), the filter element (2) and the fixed seat (3) together enable the flowing water body indicated by an imaginary line in the main pipe body (1) to only transversely pass through the filter element (2) and then flow forwards; the upstream side of the scraper root (41) is provided with a sewage draining outlet (5); the central axis of the circulating water column in the main pipe body (1) is positioned between the axis of the filter element (2) and the scraper (4), so that the impact force of the circulating water column to the filter element is deviated to one side of the filter element (2), and the filter element (2) rotates slowly.

2. The self-cleaning water purifier of claim 1, wherein: the filter element (2), the scraping plate (4) on two sides of the circumferential surface of the filter element and the fixed seat (3) form a filtering unit; the number of the filter units is more than 2; the filter elements of the filter units have different filter precisions, wherein the filter unit with the higher filter precision of the filter element is arranged at the downstream in the main pipe body (1), and the filter unit with the lower filter precision of the filter element is arranged at the upstream side in the main pipe body; thereby realizing the fine filtration process from rough filtration to fine filtration.

3. The self-cleaning water purifier of claim 1, wherein: the outer end of the sewage draining exit (5) is provided with an on-off valve or a cap, and the on-off valve or the cap is opened and closed to realize the opening and closing of the sewage draining exit (5).

4. The self-cleaning water purifier of claim 1, wherein: the scraper (4) is an elastic plate, an insertion hole is formed in the sewage draining outlet (5), an insertion rod (6) is matched with the insertion hole, and after the insertion rod (6) is completely inserted into the sewage draining outlet (5), the insertion end of the insertion rod (6) presses the scraper (4) on the surface of the filter element (2); when the inserted link (6) is pulled out of the sewage outlet (5), the scraper (4) keeps a gap with the surface of the filter element (2) under the elastic action of the scraper so as not to form resistance to the rotation of the filter element (2).

Technical Field

The invention relates to the field of water purification equipment, in particular to a water purifier.

Background

At present small-size domestic water purifier is generally adopting the filter core to carry out water quality filtration, in the use, does not clear up the filter core basically, directly after the filter core blocks up to a certain degree, scrapps the processing with the filter core, consequently in the shorter time, just need more renew the filter core, and not only use cost is higher, and is comparatively troublesome moreover.

Disclosure of Invention

In view of the above problems, an object of the present invention is to provide a self-cleaning water purifier, which can automatically clean a filter element, so as to greatly prolong the service life of the filter element.

The technical scheme adopted by the invention for solving the technical problems is as follows: the self-cleaning water purifier comprises a main pipe body with a rectangular cross section, wherein a cylindrical filter element capable of rotating around an axis vertical to the side wall of the main pipe body is arranged in the main pipe body; one side of the circumferential surface of the filter element is provided with a fixed seat, one side of the fixed seat forms an arc-shaped surface which is attached to the circumferential surface of the filter element, and the other side of the fixed seat is fixed on the inner wall of the main pipe body so as to block a water path on one side of the circumferential surface of the cylindrical filter element; the other side of the circumferential surface of the filter element is provided with a scraper which obliquely extends to the filter element from the inner wall of the main pipe body, the end part of the scraper, which is positioned at the inner wall side of the main pipe body, is a scraper root part, the end part of the scraper, which is positioned at the filter element side, is a scraper free end, the scraper root part is positioned at the downstream of water flow, the free end of the scraper is positioned at the upstream of the water flow, and when the free end of the scraper is pressed against the surface of the filter element, the scraper, the filter element and the fixed seat together enable the circulating water body in the main pipe body to only transversely pass through the filter element and then flow forwards; a sewage draining outlet is formed in the upstream side of the root of the scraper; be in the axis of the internal circulation water column of person in charge between the axis and the scraper blade of filter core.

Preferably, the filter element, the scraping plate and the fixing seat on two sides of the circumferential surface of the filter element form a filter unit; the number of the filter units is more than 2; the filter elements of the filter units have different filter precisions, wherein the filter unit with the higher filter precision of the filter element is arranged at the downstream in the main pipe body, and the filter unit with the lower filter precision of the filter element is arranged at the upstream side in the main pipe body.

Preferably, the outer end of the sewage draining outlet is provided with an on-off valve or a cap, and the on-off valve or the cap is opened and closed to open and close the sewage draining outlet.

Preferably, the scraper is an elastic plate, the inside of the sewage draining outlet is provided with a jack matched with an inserted rod, and after the inserted rod is completely inserted into the sewage draining outlet, the inserted end of the inserted rod presses the scraper on the surface of the filter element; when the inserted link is pulled out of the sewage outlet, the scraper plate keeps a gap with the surface of the filter element under the elastic action of the scraper plate so as not to form resistance to the rotation of the filter element.

The invention has the beneficial effects that: this automatically cleaning water purifier is in the use, because the circulation water in the person in charge and the pivot eccentric settings of filter core, consequently can promote the filter core at the circulation in-process and slowly rotate, makes the scaling of filter core circumference surface can be scraped by the scraper blade and gets to deposit the scraper blade root, treat to accumulate after the certain degree, open the drain, with the scaling arrange away can. The service life of the filter element can be prolonged to a greater extent.

Drawings

FIG. 1 is a schematic view of a first embodiment of the self-cleaning water purifier.

FIG. 2 is a schematic view of a second embodiment of the self-cleaning water purifier.

FIG. 3 is a schematic view of a third embodiment of the self-cleaning water purifier.

Detailed Description

The invention is further illustrated with reference to the following figures and examples:

the first embodiment is as follows:

in the first embodiment shown in fig. 1, the self-cleaning water purifier comprises a main pipe body 1 with a rectangular cross section, wherein a cylindrical filter element 2 capable of rotating around an axis perpendicular to the side wall of the main pipe body is arranged in the main pipe body 1; a fixed seat 3 is arranged on one side of the circumferential surface of the filter element 2, an arc-shaped surface attached to the circumferential surface of the filter element 2 is formed on one side of the fixed seat 3, and the other side of the fixed seat is fixed on the inner wall of the main pipe body 1 so as to block a water path on one side of the circumferential surface of the cylindrical filter element 2; the other side of the circumferential surface of the filter element 2 is provided with a scraper 4 which extends from the inner wall of the main pipe body 1 to the filter element 2 in an inclined way, the end part of the scraper 4 on the inner wall side of the main pipe body 1 is a scraper root part 41, the end part on the filter element side is a scraper free end 42, the scraper root part 41 is positioned at the downstream of water flow, the scraper free end 42 is positioned at the upstream of water flow, when the scraper free end 42 is propped against the surface of the filter element 2, the scraper 4, the filter element 2 and the fixed seat 3 together enable the flowing water body which is shown by a dotted line and enters the main pipe body 1 to only flow forwards after transversely passing through the filter element 2; the upstream side of the squeegee root 41 has a drain outlet 5; the axis of the circulation water column in the main pipe body 1 is positioned between the axis of the filter element 2 and the scraper 4, so that the impact force of the circulation water column to the filter element is deviated to one side of the filter element, and the filter element rotates slowly.

In the first embodiment, the filter element 2, the scraping plates 4 on two sides of the circumferential surface of the filter element, and the fixing seat 3 form a filtering unit; and the number of the filter units is 4; the filter elements of the filter units have different filter precisions, wherein the filter unit with the higher filter precision of the filter element is arranged at the downstream in the main pipe body, and the filter unit with the lower filter precision of the filter element is arranged at the upstream in the main pipe body; thereby realizing the fine filtration process from rough filtration to fine filtration. The outer end of the sewage outlet 5 is provided with an on-off valve 51 which can be a manual rotary valve, and the accumulated dirt in the sewage outlet 5 can be discharged after the on-off valve 51 is manually opened.

Above-mentioned automatically cleaning water purifier is in the use, because the circulation water in the main pipe body 1 and the pivot eccentric settings of filter core 2, consequently can promote filter core 2 slow rotation at the circulation in-process, makes the scaling on filter core circumference surface can be scraped by scraper blade 4 and gets to deposit scraper blade root 41, treat to accumulate to a certain degree after, open drain 5, with the scaling arrange away can. The service life of the filter insert 2 can thereby be increased to a greater extent.

Example two:

for the second embodiment shown in fig. 2, the difference from the first embodiment is that: the inside of filter core 2 has the radial plate around filter core axis body circumference equipartition, improves the directionality of circulation water at the inside thrust of filter core 2 from this, makes filter core 2 change in the quilt of being pushed the commentaries on classics.

Example three:

in the third embodiment shown in fig. 3, the scraper 4 is an elastic plate, the inside of the sewage draining exit 5 is provided with a jack and is matched with an inserted link 6, and after the inserted link 6 is completely inserted into the sewage draining exit 5, the inserted end of the inserted link 6 presses the scraper 4 on the surface of the filter element 2; when the inserted link 6 is pulled out of the sewage outlet 5, the scraper 4 keeps a gap with the surface of the filter element 2 between about 0.1mm and 0.5mm under the elastic action of the scraper 4 so as not to form resistance to the rotation of the filter element 2 and simultaneously enable the scraper 4 to scrape the accumulated scale on the surface of the filter element 2.

According to the third embodiment, when the sewage draining outlet 5 is not opened, namely the inserting rod 6 is not pulled out, the scraper 4 is pressed by the inserting rod 6 to compress the filter element 2, so that no gap exists between the filter element 2 and the scraper 4 and between the filter element and the fixed seat 3, and the filtering precision is greatly improved. After the inserted link 6 is pulled out, the sewage draining port 5 is opened, and the filter element 2 is loosened, so that the filter element 2 is easy to roll, and the accumulated dirt of the filter element 2 is directly drained after being scraped by the scraper 4.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, but rather as the subject matter of the invention is intended to cover all modifications, equivalents and alternatives falling within the spirit and scope of the present invention.