CN216440082U - Leading filter of automatically cleaning area scraping function - Google Patents
Leading filter of automatically cleaning area scraping function Download PDFInfo
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- CN216440082U CN216440082U CN202122510740.8U CN202122510740U CN216440082U CN 216440082 U CN216440082 U CN 216440082U CN 202122510740 U CN202122510740 U CN 202122510740U CN 216440082 U CN216440082 U CN 216440082U
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Abstract
The utility model relates to a self-cleaning prefilter with a scraping function, which comprises a machine head with a water inlet and a water outlet, a filter flask and a sewage discharge outlet at the bottom of the filter flask, wherein a filter mechanism is arranged in the filter flask; the scraping and washing assembly comprises a scraping and washing framework, a scraping and washing strip and a sewage discharge channel, the scraping and washing framework is sleeved outside the filtering mechanism and can rotate relatively, and the scraping and washing framework is provided with a driving blade; the utility model has reasonable structural design and convenient assembly and use, and realizes the normalized cleaning of the front filter by adjusting the structure.
Description
Technical Field
The utility model relates to a pre-filter with a scraping and washing function, belonging to the technical field of water purification equipment.
Background
The prior art filter comprises: the filter flask that aircraft nose, upper end and aircraft nose are connected is provided with filter element group spare in the filter flask, and filter element group spare includes the filter screen skeleton, and the outer wall cover of filter screen skeleton is equipped with the filter screen. In the using process, water flows into a gap between the filter flask and the filter screen from a water inlet of the machine head, flows into the center of the filter screen framework after being filtered by the filter screen, and then flows to a water outlet of the machine head from the center of the filter screen framework, and the filter is deeply inserted into thousands of households and high-grade hotels.
The filter that has now, filter element group spare can block up after using for a long time, needs to be changed or wash, and prior art mostly passes through the manual blowoff valve that opens during the washing, operates corresponding mechanism and rotates to scrape and wash or change the water route backwash, and the operation is got up and can be considerable waste time and energy, needs personnel site control in the blowdown process, and is not intelligent enough. The utility model aims to solve the technical problem and provides a pre-filter with a scraping function, which realizes normalization of scraping and avoids attachment of dirt on the surface of a filter screen.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the defects of the prior art and provides a pre-filter with a scraping function. And the normalized cleaning of the pre-filter is realized through the adjustment of the structure.
The technical scheme adopted by the utility model for solving the technical problems is as follows:
a self-cleaning pre-filter with a scraping function comprises a machine head with a water inlet and a water outlet, a filter flask and a drain outlet at the bottom of the filter flask, wherein a filter mechanism is arranged in the filter flask;
the scraping and washing assembly comprises a scraping and washing framework, a scraping and washing strip and a sewage discharge channel, the scraping and washing framework is sleeved outside the filtering mechanism and can rotate relatively, and the scraping and washing framework is provided with a driving blade;
the blowdown control assembly comprises a blowdown sealing member arranged at a blowdown port, a blowdown control valve is arranged at the outlet of the blowdown sealing member, the inner end of the blowdown sealing member is fixedly connected with the bottom end of the filtering mechanism, and the blowdown sealing member is rotatably and hermetically connected with the filter flask;
the limiting assembly comprises a stopping disc, the stopping disc is fixed on the inner side of the bottom of the filter flask, and a one-way stopping structure is arranged between the stopping disc and the scraping and washing framework;
during filtering, the scraping and washing assembly can rotate along the water flow direction under the impact of water flow; when in pollution discharge, the scraping and washing component moves downwards under the action of water flow impact and self gravity, the one-way stopping structure is started, and the filtering mechanism can rotate along with the pollution discharge sealing element in the direction opposite to the water flow direction relative to the scraping and washing component under the action of external force; and after the sewage discharge is finished, the filtering state is recovered.
The utility model has reasonable structural design and convenient assembly and use, and realizes the normalized cleaning of the pre-filter through the adjustment of the structure. When the dirt is more, when scraping the subassembly card jail, through the reverse scraping of manual mode and wash, the dirt is clear away to the high efficiency, convenient to use, good reliability.
Preferably, the scraping and washing strip comprises an inner scraping and washing strip and an outer scraping and washing strip which are respectively abutted with the outer surface of the filtering mechanism and the inner wall of the filter bottle.
Preferably, a lower cover assembly is fixedly arranged outside the blowdown control valve, and during blowdown, the blowdown control valve is driven through the lower cover assembly to further drive the blowdown sealing member.
Preferably, the one-way stopping structure adopts a ratchet structure.
Preferably, a cover body is fixedly arranged outside the machine head.
The utility model has the beneficial effects that:
the utility model has reasonable structural design and convenient assembly and use, and realizes the normalized cleaning of the pre-filter through the adjustment of the structure. When the dirt is more, when scraping the subassembly card jail, through the reverse scraping of manual mode and wash, the dirt is clear away to the high efficiency, convenient to use, good reliability.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a cross-sectional view of FIG. 1;
fig. 3 is an exploded view of fig. 1.
In the figure: 1. the device comprises a machine head, 2, a filter flask, 3, a lower cover assembly, 4, a stop disc, 5, a rotating disc, 6, a filtering mechanism, 7, a scraping and washing strip, 8, a scraping and washing strip fixing piece, 9, a scraping and washing framework, 10, a driving blade, 11 and a rotating mechanism.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention and are not to be construed as limiting the present invention.
In the description of the present invention, it should be understood that the orientation or positional relationship referred to in the description of the orientation, such as the upper, lower, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does 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.
In the description of the present invention, if there are first and second described only for the purpose of distinguishing technical features, it is not understood that relative importance is indicated or implied or that the number of indicated technical features or the precedence of the indicated technical features is implicitly indicated or implied.
In the description of the present invention, unless otherwise explicitly limited, terms such as arrangement, installation, connection and the like should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above terms in the present invention in combination with the specific contents of the technical solutions.
A pre-filter according to an embodiment of the present invention is described below with reference to fig. 1 to 3.
As shown in the figures 1-3 of the drawings,
a self-cleaning pre-filter with a scraping function comprises a machine head 1 with a water inlet and a water outlet, a filter flask 2 and a sewage discharge outlet at the bottom of the filter flask 2, wherein a filter mechanism 6 is arranged in the filter flask, a rotating mechanism 11 capable of enabling inlet water flow to rotate is arranged at the top of the filter mechanism 6, and the pre-filter also comprises a scraping component, a sewage discharge control component and a limiting component;
the scraping and washing assembly comprises a scraping and washing framework 9, a scraping and washing strip 7 and a sewage discharge channel, the scraping and washing framework 9 is sleeved outside the filtering mechanism 6 and can rotate relatively, and the scraping and washing framework 9 is provided with a driving blade 10;
the blowdown control assembly comprises a blowdown sealing member arranged at a blowdown port, a blowdown control valve is arranged at the outlet of the blowdown sealing member, the inner end of the blowdown sealing member is fixedly connected with the bottom end of the filtering mechanism 6, and the blowdown sealing member is rotatably and hermetically connected with the filter flask 2;
the limiting assembly comprises a stopping disc 4, the stopping disc 4 is fixed on the inner side of the bottom of the filter flask 2, a one-way stopping structure is arranged between the stopping disc 4 and the scraping and washing framework, a rotating disc 5 can be additionally arranged according to needs, the rotating disc 5 is fixed on the bottom of the scraping and washing framework or integrally formed with the scraping and washing framework, under the scheme, the rotating disc 5 is fixedly connected with the scraping and washing framework 9 and can rotate along with the rotation of the scraping and washing framework 9, the stopping disc 4 is fixed on the inner side of the bottom of the filter flask 2, and the one-way stopping structure is arranged between the rotating disc 5 and the stopping disc 4;
during filtering, the scraping and washing assembly can rotate along the water flow direction under the impact of water flow; when in pollution discharge, the scraping and washing component moves downwards under the action of water flow impact and self gravity, the one-way stopping structure is started, and the filtering mechanism 6 can rotate along with the pollution discharge sealing element in the direction opposite to the water flow direction relative to the scraping and washing component under the action of external force; and after the sewage discharge is finished, the filtering state is recovered.
The utility model has reasonable structural design and convenient assembly and use, and realizes the normalized cleaning of the pre-filter through the adjustment of the structure. When the dirt is more, scrape when washing the subassembly card jail, scrape through manual mode is reverse to be washed, and the dirt is clear away to the high efficiency, convenient to use, good reliability.
Specifically, the scraping and washing strip 7 comprises an inner scraping and washing strip and an outer scraping and washing strip, which are respectively abutted against the outer surface of the filtering mechanism 6 and the inner wall of the filter flask 2 and are fixed through a scraping and washing strip fixing piece 8.
Specifically speaking, the blowdown control valve is externally fixed with lower cover subassembly 3, and during the blowdown, drives the blowdown control valve through lower cover subassembly 3, and then drives the blowdown sealing member.
In this embodiment, the one-way stopping structure is a ratchet structure. A cover body is fixedly arranged outside the machine head 1.
In the description of the present specification, reference to the description of "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
While embodiments of the utility model have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the utility model, the scope of which is defined by the claims and their equivalents.
Claims (5)
1. A self-cleaning pre-filter with a scraping function comprises a machine head with a water inlet and a water outlet, a filter flask and a drain outlet at the bottom of the filter flask, wherein a filter mechanism is arranged in the filter flask;
the scraping and washing assembly comprises a scraping and washing framework, a scraping and washing strip and a sewage discharge channel, the scraping and washing framework is sleeved outside the filtering mechanism and can rotate relatively, and the scraping and washing framework is provided with a driving blade;
the blowdown control assembly comprises a blowdown sealing member arranged at a blowdown port, a blowdown control valve is arranged at an outlet of the blowdown sealing member, the inner end of the blowdown sealing member is fixedly connected with the bottom end of the filtering mechanism, and the blowdown sealing member is rotatably and hermetically connected with the filter flask;
the limiting assembly comprises a stopping disc, the stopping disc is fixed on the inner side of the bottom of the filter flask, and a one-way stopping structure is arranged between the stopping disc and the scraping and washing framework;
during filtering, the scraping and washing assembly can rotate along the water flow direction under the impact of water flow; when in pollution discharge, the scraping and washing component moves downwards under the action of water flow impact and self gravity, the one-way stopping structure is started, and the filtering mechanism can rotate along with the pollution discharge sealing element in the direction opposite to the water flow direction relative to the scraping and washing component under the action of external force; and after the sewage discharge is finished, the filtering state is recovered.
2. The self-cleaning pre-filter with scraping function of claim 1, wherein said scraping strip comprises an inner scraping strip and an outer scraping strip, abutting against the outer surface of the filter mechanism and the inner wall of the filter bottle, respectively.
3. The self-cleaning prefilter with a scraping function as claimed in claim 2 wherein a lower cover assembly is fixed to said blowdown control valve, and when blowdown is performed, said lower cover assembly drives said blowdown control valve and further drives said blowdown sealing member.
4. A self-cleaning pre-filter with scraping function as recited in claim 1, wherein said one-way stopping structure is a ratchet structure.
5. The self-cleaning prefilter with a scraping function as recited in claim 1 wherein a cover is fixed to the exterior of said handpiece.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122510740.8U CN216440082U (en) | 2021-10-19 | 2021-10-19 | Leading filter of automatically cleaning area scraping function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122510740.8U CN216440082U (en) | 2021-10-19 | 2021-10-19 | Leading filter of automatically cleaning area scraping function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216440082U true CN216440082U (en) | 2022-05-06 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122510740.8U Active CN216440082U (en) | 2021-10-19 | 2021-10-19 | Leading filter of automatically cleaning area scraping function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216440082U (en) |
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2021
- 2021-10-19 CN CN202122510740.8U patent/CN216440082U/en active Active
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