CN216395548U - Self-rotating scraping and washing structure of pre-filter and pre-filter - Google Patents
Self-rotating scraping and washing structure of pre-filter and pre-filter Download PDFInfo
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- CN216395548U CN216395548U CN202122082961.XU CN202122082961U CN216395548U CN 216395548 U CN216395548 U CN 216395548U CN 202122082961 U CN202122082961 U CN 202122082961U CN 216395548 U CN216395548 U CN 216395548U
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Abstract
The utility model relates to a self-rotating scraping and washing structure of a front filter and the front filter, which comprise a scraping and washing framework which can be sleeved outside a filtering mechanism of the front filter, wherein the inner wall and/or the outer wall of the scraping and washing framework is/are provided with a convex scraping and washing piece, the scraping and washing framework is provided with a rotating connecting structure, the scraping and washing framework is rotatably connected with the filtering mechanism through the rotating connecting structure, and under the action of water flow impact force, the scraping and washing framework can rotate along the water flow direction relative to the filtering mechanism. The self-rotating scraping and washing structure is more optimized, installed, used and maintained, low in processing cost and not easy to cause faults. The water flow impact in the use process of the pre-filter is accompanied, the rotation is continued, and the deposition of impurities on the surface of the filter device is avoided.
Description
Technical Field
The utility model relates to a self-rotating scraping and washing structure of a pre-filter and the pre-filter, belonging to the technical field of water purification equipment.
Background
The prior art pre-filter comprises: the machine head, a filter flask with the upper end connected with the machine head and a drainage ball valve connected with the lower end of the filter flask are provided with a filter screen framework in which a filter screen is sleeved on the outer wall. 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 pre-filter is raised into thousands of households and high-grade hotels.
In the use process of a pre-filter, impurities attached to the surface of a filter screen need to be cleaned in an irregular in-situ mode and then are discharged through a drain valve, and the efficient operation of a scraping structure is very important.
SUMMERY OF THE UTILITY MODEL
One of the objectives of the present invention is to solve the disadvantages of the prior art rotary scraping structure and provide a novel self-rotary scraping structure of a pre-filter. The self-rotating scraping and washing structure is more optimized, installed, used and maintained, low in processing cost and not easy to cause faults. The water flow impact in the use process of the pre-filter is accompanied, the rotation is continued, and the deposition of impurities on the surface of the filter device is avoided.
The second objective of the present invention is to provide a pre-filter with the aforementioned self-rotating scraping structure.
The technical scheme adopted by the utility model for solving the technical problems is as follows:
the self-rotating scraping and washing structure of the front filter comprises a scraping and washing framework which can be sleeved outside a filtering mechanism of the front filter, wherein the inner wall and/or the outer wall of the scraping and washing framework are/is provided with a convex scraping and washing piece, the scraping and washing framework is provided with a rotating connection structure, the scraping and washing framework is connected with the filtering mechanism in a rotating mode through the rotating connection structure, and the scraping and washing framework can rotate along the water flow direction relative to the filtering mechanism under the action of water flow impact force.
A pre-filter comprises a machine head and a filter flask, wherein a filter mechanism is arranged in the filter flask, a water flow conversion piece is arranged at a position, close to a water inlet of the machine head, of the filter mechanism, the water flow conversion piece can enable water flow entering the machine head to rotate, and a self-rotating scraping structure is arranged outside the filter mechanism.
The self-rotating scraping and washing structure is matched with a filtering mechanism, a water flow conversion piece is arranged at a position close to a water inlet of a machine head, after water enters from the water inlet of the machine head, the water flow conversion piece accelerates to rotate under the action of the water flow conversion piece, then the scraping and washing framework is driven to rotate, a protruding scraping and washing piece is arranged on the inner wall and/or the outer wall of the scraping and washing framework, the inner wall of a filter bottle of a pre-filter or the outer wall of the filtering mechanism is scraped and washed in real time, and deposition of impurities is avoided.
Preferably, scrape and wash the skeleton bottom and be equipped with the supporting seat, rotate connection structure and include that the mirror image locates the first pivot and the second pivot at supporting seat center, scrape and wash the skeleton and rotate through the cooperation of first pivot and filter mechanism bottom and be connected.
Preferably, the supporting seat is a scraping and washing disc which is provided with a plurality of water permeable holes.
A first rotating shaft is arranged at the center of the scraping and washing disc, and a rotating shaft hole is formed in the bottom end of the filtering mechanism to realize rotating connection. Of course, the center of the scraping and washing disc can be provided with a rotating shaft hole, and the end part of the filtering mechanism is provided with a rotating shaft, which are substantially the same technical scheme. The supporting seat is set into a disc shape, namely a disc type scraping and washing structure, so that the supporting seat can be conveniently matched with a pollution discharge assembly of a front filter for use, when a pollution discharge outlet is opened, water flows to the pollution discharge outlet, the disc scraping and washing structure falls down to a certain displacement under the action of water flow impact and gravity, and the disc scraping and washing structure is linked with the pollution discharge assembly to facilitate manual rotation pollution discharge.
As a parallel implementation scheme, a limiting part for controlling the axial movement distance between the first rotating shaft and the bottom end of the filtering mechanism is further arranged between the first rotating shaft and the bottom end of the filtering mechanism. In principle, the limiting part is not needed, but the limiting part is arranged to control the axial displacement in order to ensure the stability of the scraping and washing framework during rotation. When the structure is used with the sewage discharge assembly, the sewage discharge assembly can move upwards for a certain displacement and is linked with the scraping and washing framework, and further manual rotation scraping and washing is realized (different from the structure in which the scraping and washing disk falls and is linked with the sewage discharge assembly when no limiting piece is arranged).
Preferably, the second rotating shaft comprises a rotating shaft seat, a rotating shaft body and a ratchet structure arranged outside the rotating shaft body, the second rotating shaft is detachably connected with the supporting seat through the rotating shaft seat, and the end part of the rotating shaft body protrudes out of the ratchet structure.
In the utility model, the second rotating shaft is designed to be matched with other parts of other pre-filters to realize manual rotation cleaning, namely, the requirements of automatic rotation cleaning and manual rotation cleaning can be met simultaneously. The manual cleaning is carried out through the matching of the ratchet structure and other components (such as the ratchet structure of the pollution discharge assembly).
Preferably, the scraping and washing framework comprises at least two scraping and washing rods, and fins or ribs are arranged between the scraping and washing rods.
Preferably, the scraping and washing rod is provided with fins which are spiral and are arranged in parallel in a staggered manner. Under this kind of structure, rotatory rivers are to scraping the drive of washing skeleton, and the parallel crisscross setting can make full use of the power of rivers, avoids weakening the rotation drive effect of rivers.
Preferably, scrape and wash pole outside axial and be equipped with the mounting groove, be equipped with the mounting hole in the mounting groove, scrape and wash the piece and include fixed part, base member and scrape the washing piece, fixed part and mounting hole adaptation, base member and mounting groove adaptation scrape the washing piece and set up against scraping skeleton direction of rotation slope.
Defining: the slope of the scraping and washing sheet against the rotation direction of the scraping and washing frame means that the scraping and washing frame rotates clockwise relative to the inner wall of the filter bottle of the front filter, the reverse slope of the scraping and washing sheet is arranged, the back of the scraping and washing sheet is abutted against the inner wall of the filter bottle at the moment, and when impurities on the inner wall of the filter bottle are more, the scraping and washing sheet can be bounced off to avoid direct hard contact, so that the friction force is too large, the rotation effect is influenced, and in addition, the abrasion of the scraping and washing sheet is also small due to the contact mode.
Preferably, scrape and wash the inboard axial of pole and be equipped with the mounting groove, be equipped with the fixed part in the mounting groove, scrape and wash the piece and include mounting hole, base member and scrape the piece of washing, fixed part and mounting hole adaptation, base member and mounting groove adaptation scrape the piece and set up against scraping the slope of washing skeleton direction of rotation.
Preferably, the scraping and washing rod is further axially provided with at least one siphon channel, and the siphon channel is provided with a matched siphon part. Through the cooperation of siphon passageway and siphon spare, can realize the siphon back flush, improve the removal effect of filter mechanism impurity.
The utility model has the beneficial effects that: the self-rotating scraping and washing structure is more optimized, installed, used and maintained, low in processing cost and not easy to cause faults. The water flow impact in the use process of the pre-filter is accompanied, the rotation is continued, and the deposition of impurities on the surface of the filter device is avoided.
Drawings
FIG. 1 is a schematic view of a self-rotating scraping structure of the present invention;
FIG. 2 is an exploded view of FIG. 1;
FIG. 3 is another exploded view of FIG. 1;
FIG. 4 is a schematic view of a filter mechanism used in conjunction with the present invention.
In the figure: 1. the scraping and washing device comprises a scraping and washing framework 11, a scraping and washing disc 12, a first rotating shaft 13, a second rotating shaft 13, a rotating shaft seat 13a, a rotating shaft body 13b, a ratchet structure 2, a scraping and washing part 3, a spiral wing plate 4, a water flow conversion part 5, a siphon channel 6 and a siphon part.
Detailed Description
The technical solution of the present invention is further specifically described below by way of specific examples in conjunction with the accompanying drawings.
Example (b):
the self-rotating scraping structure of the front filter comprises a scraping framework 1 which can be sleeved outside a filtering mechanism of the front filter, wherein the inner wall and/or the outer wall of the scraping framework are/is provided with a convex scraping piece 2, the periphery of the scraping framework 1 is provided with a plurality of spiral fins 3 along the water flow direction, the scraping framework 1 is further provided with a rotating connection structure, and the scraping framework 1 is connected with the filtering mechanism in a rotating mode through the rotating connection structure.
A pre-filter comprises a machine head and a filter flask, wherein a filter mechanism is arranged in the filter flask, a water flow conversion piece 4 is arranged at a position, close to a water inlet of the machine head, of the filter mechanism, the water flow conversion piece 4 can enable water flow entering the machine head to rotate, and a self-rotating scraping and washing structure is arranged outside the filter mechanism.
The self-rotating scraping and washing structure is matched with a filtering mechanism, wherein a water flow conversion piece 4 is arranged at a position close to a water inlet of a machine head, water enters from the water inlet of the machine head and then rotates at an accelerated speed under the action of the water flow conversion piece 4, then the scraping and washing framework 1 is driven to rotate, a protruding scraping and washing piece 2 is arranged on the inner wall and/or the outer wall of the scraping and washing framework 1, the inner wall of a filter bottle of a pre-filter or the outer wall of the filtering mechanism is scraped and washed in real time, and the deposition of impurities is avoided.
Specifically, the bottom end of the scraping and washing framework 1 is provided with a scraping and washing disc 11, the scraping and washing disc 11 is provided with a plurality of water permeable holes, the rotary connecting structure comprises a first rotating shaft 12 and a second rotating shaft 13 which are arranged in the center of the scraping and washing disc 11 in a mirror image mode, and the scraping and washing framework 1 is in matched rotary connection with the bottom end of the filtering mechanism through the first rotating shaft 12.
A first rotating shaft 12 is arranged at the center of the scraping and washing disc 11, and a rotating shaft hole is formed in the bottom end of the filtering mechanism to realize rotating connection. Of course, the center of the scraping and washing tray 11 may be provided with a rotating shaft hole, and the end of the filtering mechanism is provided with a rotating shaft, which are substantially the same technical solutions.
Specifically, the second rotating shaft 13 includes a rotating shaft seat 13a, a rotating shaft body 13b and a ratchet structure 13c disposed outside the rotating shaft body 13b, the second rotating shaft 13 is detachably connected to the scrub pad 11 through the rotating shaft seat 13a, for example, by being clamped, and an end of the rotating shaft body 13b protrudes out of the ratchet structure 13 c.
In the utility model, the second rotating shaft 13 is designed to be matched with other parts of other pre-filters to realize manual rotation cleaning, namely, the requirements of automatic rotation cleaning and manual rotation cleaning can be met simultaneously. Manual cleaning is performed by the engagement of the ratchet structure 13c with other components.
Specifically to this embodiment, scrape and wash skeleton 1 and include two at least scraping and washing poles, spiral wing piece 3 locates and scrapes between the washing pole, and parallel crisscross setting. Under this kind of structure, rotatory rivers are to scraping and washing skeleton 1 drive, and the parallel crisscross setting can make full use of the power of rivers, avoids weakening the rotation drive effect of rivers.
Concrete to this embodiment, scrape and wash pole outside axial and be equipped with the mounting groove, be equipped with the mounting hole in the mounting groove, scrape and wash piece 2 and include fixed part, base member and scrape the washing piece, fixed part and mounting hole adaptation, base member and mounting groove adaptation scrape the washing piece and set up against scraping 1 direction of rotation slope of washing skeleton.
Defining: the inclined arrangement of the scraping and washing blade 2 against the rotation direction of the scraping and washing framework 1 means that the scraping and washing framework 1 rotates clockwise relative to the inner wall of the filter flask of the front filter, the reverse inclined arrangement of the scraping and washing blade 2 is realized, the back surface of the scraping and washing blade 2 is abutted against the inner wall of the filter flask at the moment, when the impurities on the inner wall of the filter flask are more, the scraping and washing blade 2 can be bounced off, the direct hard contact is avoided, the friction force is too large, the rotation effect is influenced, and in addition, the abrasion of the scraping and washing blade 2 is also small due to the contact mode.
Specifically to this embodiment, scrape and wash the inboard axial of pole and be equipped with the mounting groove, be equipped with the fixed part in the mounting groove, scrape and wash piece 2 and include mounting hole, base member and scraping and washing piece, fixed part and mounting hole adaptation, base member and mounting groove adaptation scrape and wash piece 2 and set up against scraping 1 direction of rotation slope of washing skeleton.
Specifically to this embodiment, scrape and wash the pole axial and still be equipped with at least one siphon passageway 5, siphon passageway 5 is equipped with the siphon 6 of adaptation. Through the cooperation of siphon passageway 5 and siphon 6, can realize the siphon back flush, improve the removal effect of filter equipment impurity.
The utility model has the beneficial effects that: the self-rotating scraping and washing structure is more optimized, installed, used and maintained, low in processing cost and not easy to cause faults. The water flow impact in the use process of the pre-filter is accompanied, the rotation is continued, and the deposition of impurities on the surface of the filter device is avoided.
The above-described embodiments are only preferred embodiments of the present invention, and are not intended to limit the present invention in any way, and other variations and modifications may be made without departing from the spirit of the utility model as set forth in the claims.
Claims (10)
1. The structure is scraped in leading filter's autogyration, including can overlapping the outside skeleton of washing of scraping of the filtering mechanism of locating leading filter, scrape and wash skeleton inner wall and/or outer wall and be equipped with convex piece, its characterized in that of scraping: the scraping and washing framework is provided with a rotating connection structure, the scraping and washing framework is rotatably connected with the filtering mechanism through the rotating connection structure, and under the action of water flow impact force, the scraping and washing framework can rotate along the water flow direction relative to the filtering mechanism.
2. The pre-filter self-rotating scraping structure of claim 1, wherein: scrape and wash skeleton bottom and be equipped with the supporting seat, rotate connection structure and include that the mirror image locates the first pivot and the second pivot at supporting seat center, scrape and wash the skeleton and realize rotating the connection through the cooperation of first pivot and filter mechanism bottom.
3. The pre-filter self-rotating scraping structure of claim 2, wherein: the supporting seat is a scraping and washing disc which is provided with a plurality of water permeable holes.
4. The self-rotating scraping structure of the pre-filter as claimed in claim 2, wherein a position-limiting member is further disposed between the first rotating shaft and the bottom end of the filtering mechanism for controlling an axial moving distance between the first rotating shaft and the bottom end of the filtering mechanism.
5. The pre-filter self-rotating scraping structure of claim 2, wherein: the second rotating shaft comprises a rotating shaft seat, a rotating shaft body and a ratchet wheel structure arranged outside the rotating shaft body, the second rotating shaft is detachably connected with the supporting seat through the rotating shaft seat, and the end part of the rotating shaft body protrudes out of the ratchet wheel structure.
6. A self-rotating scraping structure for a pre-filter according to claim 1, 2, 3, 4 or 5, characterized in that: the scraping and washing framework comprises at least two scraping and washing rods, and fins or ribs are arranged between the scraping and washing rods.
7. The pre-filter self-rotating scraping structure of claim 6, wherein: the scraping and washing device is characterized in that fins are arranged between the scraping and washing rods, are spiral and are arranged in a parallel and staggered mode.
8. The pre-filter self-rotating scraping structure of claim 6, wherein: the outer side of the scraping and washing rod is axially provided with a mounting groove, a mounting hole is formed in the mounting groove, the scraping and washing piece comprises a fixing part, a base body and a scraping and washing piece, the fixing part is matched with the mounting hole, the base body is matched with the mounting groove, and the scraping and washing piece is obliquely arranged along the direction opposite to the rotation direction of the scraping and washing framework; scrape and wash the inboard axial of pole and be equipped with the mounting groove, be equipped with the fixed part in the mounting groove, scrape and wash the piece and include mounting hole, base member and scrape and wash the piece, fixed part and mounting hole adaptation, base member and mounting groove adaptation scrape and wash the piece and lean on scraping and wash the slope of skeleton direction of rotation and set up.
9. The pre-filter self-rotating scraping structure of claim 8, wherein: the scraping and washing rod is further axially provided with at least one siphon channel, and the siphon channel is provided with a matched siphon part.
10. The utility model provides a leading filter, includes aircraft nose and filter flask, is equipped with filtering mechanism in the filter flask, and the position that filtering mechanism is close to the aircraft nose water inlet is equipped with the rivers converting part, the rivers converting part can make the rivers rotation that the aircraft nose intake, its characterized in that: the filter mechanism is externally provided with a self-rotating scraping structure according to any one of claims 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122082961.XU CN216395548U (en) | 2021-08-31 | 2021-08-31 | Self-rotating scraping and washing structure of pre-filter and pre-filter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122082961.XU CN216395548U (en) | 2021-08-31 | 2021-08-31 | Self-rotating scraping and washing structure of pre-filter and pre-filter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216395548U true CN216395548U (en) | 2022-04-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122082961.XU Active CN216395548U (en) | 2021-08-31 | 2021-08-31 | Self-rotating scraping and washing structure of pre-filter and pre-filter |
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| Country | Link |
|---|---|
| CN (1) | CN216395548U (en) |
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2021
- 2021-08-31 CN CN202122082961.XU patent/CN216395548U/en active Active
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