CN112354252A - Filter - Google Patents
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- CN112354252A CN112354252A CN202011156394.1A CN202011156394A CN112354252A CN 112354252 A CN112354252 A CN 112354252A CN 202011156394 A CN202011156394 A CN 202011156394A CN 112354252 A CN112354252 A CN 112354252A
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- Prior art keywords
- filter
- driving
- scraping
- flask
- bevel gear
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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- 238000007790 scraping Methods 0.000 claims abstract description 54
- 238000005406 washing Methods 0.000 claims abstract description 27
- 230000005540 biological transmission Effects 0.000 claims description 36
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 29
- 239000010865 sewage Substances 0.000 claims description 25
- 238000011001 backwashing Methods 0.000 claims description 13
- 238000007789 sealing Methods 0.000 description 13
- 239000012535 impurity Substances 0.000 description 7
- 238000001914 filtration Methods 0.000 description 6
- 238000010276 construction Methods 0.000 description 2
- 239000003292 glue Substances 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000011045 prefiltration Methods 0.000 description 2
- 125000006850 spacer group Chemical group 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 239000013049 sediment Substances 0.000 description 1
Images
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/62—Regenerating the filter material in the filter
- B01D29/64—Regenerating the filter material in the filter by scrapers, brushes, nozzles, or the like, acting on the cake side of the filtering element
- B01D29/6469—Regenerating the filter material in the filter by scrapers, brushes, nozzles, or the like, acting on the cake side of the filtering element scrapers
- B01D29/6476—Regenerating the filter material in the filter by scrapers, brushes, nozzles, or the like, acting on the cake side of the filtering element scrapers with a rotary movement with respect to the filtering element
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/62—Regenerating the filter material in the filter
- B01D29/66—Regenerating the filter material in the filter by flushing, e.g. counter-current air-bumps
- B01D29/68—Regenerating the filter material in the filter by flushing, e.g. counter-current air-bumps with backwash arms, shoes or nozzles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/88—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor having feed or discharge devices
- B01D29/94—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor having feed or discharge devices for discharging the filter cake, e.g. chutes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D35/00—Filtering devices having features not specifically covered by groups B01D24/00 - B01D33/00, or for applications not specifically covered by groups B01D24/00 - B01D33/00; Auxiliary devices for filtration; Filter housing constructions
- B01D35/16—Cleaning-out devices, e.g. for removing the cake from the filter casing or for evacuating the last remnants of liquid
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Filtration Of Liquid (AREA)
Abstract
The invention discloses a filter, which comprises a filter flask, a filter element positioned in the filter flask, a scraping and washing assembly and a driving part for driving the scraping and washing assembly to act, wherein the filter flask is provided with a filter core; the scraping and washing assembly comprises an outer framework and a scraping blade arranged on the outer framework, the outer framework is located between the filter bottle and the filter element, the scraping blade is close to one side of the filter element and connected with the outer surface of the filter element in a contact mode, and the scraping blade is close to one side of the filter bottle and connected with the inner surface of the filter bottle in a contact mode. According to the filter provided by the invention, through the arrangement of the scraping and washing assembly, the scraping blade can be used for scraping and washing the inner wall of the filter bottle and the outer wall of the filter element, and the driving part is used for driving the scraping and washing assembly to act, so that automatic scraping and washing are realized, and the scraping and washing efficiency is effectively improved.
Description
Technical Field
The invention relates to the field of filtering equipment, in particular to a filter.
Background
The pre-filter is the first coarse filtration equipment to the full house water, can filter the silt, rust, the large granule material of running water, installs behind the inlet channel water gauge usually to ensure that a large amount of sediment impurity that produces can not cause the injury to the human body in the pipe network, and play positive guard action to applying pipeline, tap, electrical apparatus etc. secretly.
However, along with the increase of impurity on the filter flask, can influence filtration efficiency and filter effect, then need scrape to wash the impurity on the filter flask, at present, generally adopt manual scraping to wash the blowdown to the impurity on the leading filter flask of type that can scrape, adopt manual scraping to wash, the operation is inconvenient, fragile filter core structure spare, the hand of colliding with is injured.
Therefore, how to achieve automatic scraping of the filter flask is a technical problem to be solved by those skilled in the art.
Disclosure of Invention
The invention aims to provide a filter which can realize automatic scraping and automatic back washing, is convenient to operate and avoids manual scraping.
In order to achieve the purpose, the invention provides the following technical scheme:
a filter comprises a filter bottle and a filter element positioned in the filter bottle, and is characterized by also comprising a scraping and washing assembly and a driving part for driving the scraping and washing assembly to act; the scraping and washing assembly comprises an outer framework and a scraping blade arranged on the outer framework, the outer framework is located between the filter bottle and the filter element, the scraping blade is close to one side of the filter element and connected with the outer surface of the filter element in a contact mode, and the scraping blade is close to one side of the filter bottle and connected with the inner surface of the filter bottle in a contact mode.
Preferably, the outer framework is provided with a first transmission piece for driving the outer framework to move, and the first transmission piece is in transmission connection with the driving part.
Preferably, the sealing device further comprises an inner sealing element connected with one end of the outer framework, a channel is arranged in the middle of the inner sealing element, and the first transmission element is installed at one end, far away from the outer framework, of the inner sealing element.
Preferably, an outer seal is arranged between the filter flask and the inner seal.
Preferably, the top of the filter flask is provided with a pressure gauge, a water inlet, a water outlet and a valve head for mounting the pressure gauge, the water inlet and the water outlet on the filter flask.
Preferably, a sewage draining outlet is further formed in the filter flask, and a sewage draining channel is formed in the outer framework and corresponds to the sewage draining outlet of the filter flask; the sewage draining device is characterized by further comprising a valve body for opening or closing the sewage draining outlet and a second transmission piece capable of driving the valve body to open and close, wherein the second transmission piece is in transmission connection with the driving part.
Preferably, the upper end of the filter element is provided with a limiting lug, and the upper end of the filter bottle is provided with a limiting notch for limiting and positioning the filter element; the filter element is characterized in that a piston is arranged at the lower end of the filter element, a gasket is arranged on the piston, an outer ring and an inner ring of the gasket are respectively in contact with the outer framework and the piston, and an elastic component for resetting the filter element after backwashing is further arranged at the bottom of the piston.
Preferably, the valve body is a ball valve and further comprises a ball valve connecting piece, the ball valve connecting piece is cylindrical, one end of the ball valve connecting piece is connected with the ball valve, and the other end of the ball valve connecting piece is communicated with a sewage discharge channel of the outer framework.
Preferably, the first transmission member is a driven bevel gear, the second transmission member is a driven spur gear, the driving member is a motor, and the driving member is provided with a driving bevel gear which can be meshed with the driven bevel gear and a driving spur gear which can be meshed with the driven spur gear; and the driving bevel gear and the driving straight gear are of an integrated structure.
Preferably, the driven bevel gear is perpendicular to a rotation plane of the driven spur gear.
The filter provided by the invention comprises a filter bottle, a filter element positioned in the filter bottle, a scraping and washing assembly and a driving part for driving the scraping and washing assembly to act; the scraping and washing assembly comprises an outer framework and a scraping blade arranged on the outer framework, the outer framework is located between the filter bottle and the filter element, the scraping blade is close to one side of the filter element and connected with the outer surface of the filter element in a contact mode, and the scraping blade is close to one side of the filter bottle and connected with the inner surface of the filter bottle in a contact mode. According to the filter provided by the invention, through the arrangement of the scraping and washing assembly, the scraping blade can be used for scraping and washing the inner wall of the filter bottle and the outer wall of the filter element, and the driving part is used for driving the scraping and washing assembly to act, so that automatic scraping and washing are realized, and the scraping and washing efficiency is effectively improved.
In a preferred embodiment, the filter flask is also provided with a sewage draining outlet, and a sewage draining channel is arranged on the outer framework corresponding to the sewage draining outlet of the filter flask; the sewage draining device is characterized by further comprising a valve body for opening or closing the sewage draining outlet and a second transmission piece capable of driving the valve body to open and close, wherein the second transmission piece is in transmission connection with the driving part. According to the arrangement, the valve body and the second transmission piece are arranged, so that the automatic scraping and the automatic backwashing can be synchronously carried out.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic structural view of one embodiment of a filter according to the present invention;
FIG. 2 is a cross-sectional view of the filter of FIG. 1;
FIG. 3 is a schematic illustration of power transfer in a filter according to the present invention;
FIG. 4-1 is a schematic structural view of a drive bevel gear in the filter according to the present invention;
FIG. 4-2 is a schematic view of the construction of an inner seal in a filter according to the present invention;
4-3 are schematic structural views of a driven spur gear in the filter provided by the invention;
4-4 are schematic structural views of a driven bevel gear in the filter provided by the invention;
FIGS. 4-5 are schematic structural views of a motor connecting rod in the filter according to the present invention;
FIG. 5 is a schematic view of a filter according to the present invention in a filtering state;
FIG. 6 is a schematic structural view of a filter provided by the present invention in a backwashing state;
FIG. 7 is a schematic view of a limiting protrusion of a filter element of the filter of the present invention;
FIG. 8 is a schematic view of a piston and spacer arrangement of a filter cartridge according to the present invention;
wherein: 1-pressure gauge, 2-valve head, 3-filter flask, 4-outer skeleton, 5-scraping strip, 6-outer sealing element, 7-inner sealing element, 8-gear cover connecting frame, 9-gear cover, 10-driven bevel gear, 11-driving bevel gear, 12-motor, 13-motor connecting rod, 14-driven straight gear, 15-ball valve connecting piece, 16-ball valve, 17-limit notch, 18-limit bump, 19-elastic component, 20-gasket and 21-piston.
Detailed Description
The core of the invention is to provide a filter which can realize automatic scraping and automatic back washing, is convenient to operate and avoids manual scraping.
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 only a part of the embodiments of the present invention, and not all of the embodiments. 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.
Referring to fig. 1 to 8, fig. 1 is a schematic structural diagram of an embodiment of a filter according to the present invention; FIG. 2 is a cross-sectional view of the filter of FIG. 1; FIG. 3 is a schematic illustration of power transfer in a filter according to the present invention; FIG. 4-1 is a schematic structural view of a drive bevel gear in the filter according to the present invention; FIG. 4-2 is a schematic view of the construction of an inner seal in a filter according to the present invention; 4-3 are schematic structural views of a driven spur gear in the filter provided by the invention; 4-4 are schematic structural views of a driven bevel gear in the filter provided by the invention; FIGS. 4-5 are schematic structural views of a motor connecting rod in the filter according to the present invention; FIG. 5 is a schematic view of a filter according to the present invention in a filtering state; FIG. 6 is a schematic structural view of a filter provided by the present invention in a backwashing state; FIG. 7 is a schematic view of a limiting protrusion of a filter element of the filter of the present invention; fig. 8 is a schematic view of a piston and a spacer of a filter cartridge in the filter according to the present invention.
In this embodiment, the filter comprises a filter flask 3, a filter cartridge, a scraping assembly and a drive member, the filter preferably being used as a pre-filter. The filter element is a back-washing filter element and is positioned in the filter flask 3, a water inlet and a water outlet are formed in the filter flask 3, and water flowing out of the water outlet is water filtered by the filter element.
Further, the driving part is used for driving the scraping and washing assembly to act. Specifically, scrape and wash the subassembly and include exoskeleton 4 and set up the doctor-bar on exoskeleton 4, exoskeleton 4 is located between filter flask 3 and the filter core, and the doctor-bar is close to one side of filter core and is connected with the surface contact of filter core, and the doctor-bar is close to one side of filter flask 3 and is connected with the surface contact of filter flask 3.
Furthermore, the outer framework 4 is cylindrical, a plurality of hollow parts for water to flow are arranged on the outer framework 4, the number of the scraping blades can be multiple, and the scraping blades can cover the whole axial direction of the outer framework 4 preferably at different circumferential positions of the outer framework 4 so as to ensure that the filter flask 3 and the filter element can be scraped and washed at all positions along the axial direction.
More specifically, be equipped with a plurality of recesses that are used for installing the lacing wire on exoskeleton 4, when exoskeleton 4 rotated, scrape 5 and scrape and wash the impurity that glues on filter flask 3, scrape demountable installation between 5 and the exoskeleton 4, the change of scraping 5 of being convenient for.
According to the filter provided by the invention, through the arrangement of the scraping and washing assembly, the inner wall of the filter bottle 3 and the outer wall of the filter element can be scraped and washed by the scraping blade, and the scraping and washing assembly is driven to act by the driving part, so that automatic scraping and washing are realized, and the scraping and washing efficiency is effectively improved.
Further, the device also comprises a first transmission piece for driving the outer framework 4 to move, and the first transmission piece is in transmission connection with the driving part.
In addition to the above embodiments, the first transmission device further includes an inner sealing member 7 connected to one end of the outer frame 4, a channel is provided in the middle of the inner sealing member 7, and the first transmission member is mounted at one end of the inner sealing member 7 away from the outer frame 4. I.e. the inner seal 7 is adapted to connect the first transmission member to the outer frame 4 and to transmit power from the first transmission member to the outer frame 4, and the first transmission member is adapted to connect the drive member to the inner seal 7 and to transmit power to the rotation of the inner seal 7.
In addition to the above embodiments, the outer seal 6 is provided between the filter flask 3 and the inner seal 7 to prevent water from flowing out of the filter flask 3.
On the basis of the above embodiments, the top of the filter flask 3 is provided with the pressure gauge 1, the water inlet, the water outlet, and the valve head 2 for mounting the pressure gauge 1, the water inlet, and the water outlet on the filter flask 3, and the pressure gauge 1, the water inlet, and the water outlet can be assembled in advance into a whole. Wherein, manometer 1 is used for showing user's domestic water pressure in real time.
On the basis of the above embodiments, the filter flask 3 is also provided with a sewage discharge outlet, and the outer framework 4 is provided with a sewage discharge channel at a position corresponding to the sewage discharge outlet of the filter flask 3; the sewage draining device also comprises a valve body for opening or closing the sewage draining outlet and a second transmission piece capable of driving the valve body to open and close, wherein the second transmission piece is in transmission connection with the driving part. According to the arrangement, the automatic scraping and washing and the automatic backwashing can be synchronously carried out through the arrangement of the valve body and the second transmission part.
On the basis of the above embodiments, the upper end of the filter element is provided with a limit bump 18, and the upper end of the filter flask 3 is provided with a limit notch 17 for limiting and positioning the limit bump 18; the lower end of the filter element is provided with a piston 21, a gasket 20 is arranged on the piston 21, the outer ring and the inner ring of the gasket 20 are respectively contacted with the outer framework 4 and the piston 21, and the bottom of the piston 21 is also provided with an elastic component 19 for resetting the filter element after backwashing. Specifically, when the valve body was not opened, the spacing lug 18 of filter core and the last lateral wall butt of spacing breach 17, water flowed to the peripheral part of filter core by the water inlet this moment, filtered the back through the filter core, flowed by filter core mid portion upper portion, when the valve body was opened, the spacing lug 18 of filter core and the lower lateral wall butt of spacing breach 17, rivers directly flowed into the filter core middle part along the upper portion of filter core this moment, then flowed by the drain of filter flask 3.
On the basis of the above embodiments, the valve body is a ball valve 16, and the sewage draining device further comprises a ball valve 16 connecting piece 15, wherein the ball valve 16 connecting piece 15 is cylindrical, one end of the ball valve 16 is connected with the ball valve 16, and the other end of the ball valve 16 is communicated with the sewage draining channel of the outer framework 4.
On the basis of the above embodiments, the first transmission member is the driven bevel gear 10, the second transmission member is the driven spur gear 14, the driving member is the motor 12, the driving member is provided with the driving bevel gear capable of meshing with the driven bevel gear 10 and the driving spur gear capable of meshing with the driven spur gear 14, and the driven spur gear 14 is located below the driving spur gear; and the driving bevel gear and the driving straight gear are integrated to form a driving bevel gear 11. Specifically, the driven spur gear 14 is connected with the driving bevel gear 11 and the blowdown ball valve 16, and transmits power to the blowdown ball valve 16 in an opening and closing manner. Preferably, the driven bevel gear 10 is perpendicular to a rotation plane of the driven spur gear 14, thereby facilitating space utilization and minimizing a volume.
Further, a motor connecting rod 13 is arranged on the motor 12, and the motor connecting rod 13 is connected with the motor 12 and the drive bevel gear 11, so that the motor 12 can drive the drive bevel gear 11 to work through the motor connecting rod 13.
Preferably, a gear cover 9 is further arranged outside the driven bevel gear 10, the gear cover 9 and the outer seal 6 are fixedly installed through a gear cover connecting frame 8, and a shell is also arranged outside the motor 12, the driving bevel gear 11 and the driven spur gear 14 to play a role in protecting and preventing water.
In one embodiment, as shown in fig. 5 and 6, a motor connecting rod 13 connects the motor 12 and the drive bevel gear 11, and the motor 12 rotates the drive bevel gear 11. The driving bevel gear 11 is matched with the driven straight gear 14 and the driven bevel gear 10; the driven spur gear 14 is matched with the sewage discharge ball valve 16, the driving bevel gear 11 drives the driven spur gear 14 to rotate, and the driven spur gear 14 drives the sewage discharge ball valve 16 to switch between opening and closing; the driven bevel gear 10 is matched with the inner sealing element 7, the inner sealing element 7 is matched with the outer framework 4, when the driving bevel gear 11 rotates, the driving bevel gear 11 drives the driven bevel gear 10 to rotate, the driven bevel gear 10 drives the inner sealing element 7 to rotate, and the inner sealing element 7 drives the outer framework 4 to rotate, so that the scraping strips 5 arranged on the outer framework 4 are driven to scrape and wash impurities stuck on the filter bottle 3; the motor 12 drives the outer framework 4 and the ball valve 16 to work synchronously, when the ball valve 16 is opened, the inner filter element is driven to move downwards under the action of the flowing pressure of water, and the inner backwashing spring is in a compressed state, so that automatic backwashing is realized; when the motor 12 drives the ball valve 16 to close, the inner filter element moves upwards under the elastic force of the backwashing spring to be in a filtering state.
The filter that this embodiment provided, the synchronous work of two parts is driven to the initiative bevel gear 11 that utilizes same motor 12, realizes the synchronous work of blowdown ball valve 16 and exoskeleton 4, and when opening blowdown ball valve 16, exoskeleton 4 also rotates in step, and the impurity that glues on filter flask 3 can be scraped and washed to the strip 5 of scraping of installation on exoskeleton 4, scrapes to wash and goes on in step with the back flush, and is effectual, scrapes to wash automatically, improves the life of filter.
The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other.
The filter provided by the present invention is described in detail above. The principles and embodiments of the present invention are explained herein using specific examples, which are presented only to assist in understanding the method and its core concepts. It should be noted that, for those skilled in the art, it is possible to make various improvements and modifications to the present invention without departing from the principle of the present invention, and those improvements and modifications also fall within the scope of the claims of the present invention.
Claims (10)
1. A filter comprises a filter flask (3) and a filter element positioned in the filter flask (3), and is characterized by also comprising a scraping and washing component and a driving component for driving the scraping and washing component to act; scrape and wash subassembly include exoskeleton (4) and set up in scrape on exoskeleton (4), exoskeleton (4) are located filter flask (3) with between the filter core, the doctor-bar is close to one side of filter core with the surface contact of filter core is connected, the doctor-bar is close to one side of filter flask (3) with the internal surface contact of filter flask (3) is connected.
2. The filter according to claim 1, characterized in that it further comprises a first transmission member for moving the exoskeleton (4), said first transmission member being in transmission connection with the drive member.
3. A filter according to claim 2, characterised by further comprising an inner seal (7) connected to one end of the exoskeleton (4), the inner seal (7) having a channel in the middle thereof, and the first transmission member being mounted to the end of the inner seal (7) remote from the exoskeleton (4).
4. A filter according to claim 2, characterised in that an outer seal (6) is provided between the filter flask (3) and the inner seal (7).
5. The filter according to claim 2, characterized in that the top of the filter flask (3) is provided with a pressure gauge (1), a water inlet, a water outlet and a valve head (2) for mounting the pressure gauge (1), the water inlet and the water outlet on the filter flask (3).
6. The filter according to any one of claims 2 to 5, characterized in that a sewage draining outlet is further arranged on the filter flask (3), and a sewage draining channel is arranged on the outer framework (4) corresponding to the sewage draining outlet of the filter flask (3); the sewage draining device is characterized by further comprising a valve body for opening or closing the sewage draining outlet and a second transmission piece capable of driving the valve body to open and close, wherein the second transmission piece is in transmission connection with the driving part.
7. The filter according to claim 1, characterized in that the upper end of the filter cartridge is provided with a limit lug (18), and the upper end of the filter flask (3) is provided with a limit notch (17) for limiting and positioning the limit lug (18); the filter element is characterized in that a piston (21) is arranged at the lower end of the filter element, a gasket (20) is arranged on the piston (21), the outer ring and the inner ring of the gasket (20) are respectively in contact with the outer framework (4) and the piston (21), and an elastic component (19) for resetting the filter element after backwashing is further arranged at the bottom of the piston (21).
8. A filter according to claim 6, characterised in that the valve body is a ball valve (16) and further comprising a ball valve (16) connector (15), the ball valve (16) connector (15) being cylindrical, one end being connected to the ball valve (16) and the other end being in communication with the trapway of the exoskeleton (4).
9. The filter of claim 6, wherein the first transmission member is a driven bevel gear (10), the second transmission member is a driven spur gear (14), the driving member is a motor (12), and the driving member is provided with a driving bevel gear capable of meshing with the driven bevel gear (10) and a driving spur gear capable of meshing with the driven spur gear (14); and the driving bevel gear and the driving straight gear are of an integrated structure.
10. A filter according to claim 9, characterised in that the driven bevel gear (10) is perpendicular to the plane of rotation of the driven spur gear (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011156394.1A CN112354252A (en) | 2020-10-26 | 2020-10-26 | Filter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011156394.1A CN112354252A (en) | 2020-10-26 | 2020-10-26 | Filter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112354252A true CN112354252A (en) | 2021-02-12 |
Family
ID=74512128
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011156394.1A Pending CN112354252A (en) | 2020-10-26 | 2020-10-26 | Filter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112354252A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117225048A (en) * | 2023-11-10 | 2023-12-15 | 杭州水享智能科技集团有限公司 | Front filter |
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2020
- 2020-10-26 CN CN202011156394.1A patent/CN112354252A/en active Pending
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| CN108079641A (en) * | 2018-01-31 | 2018-05-29 | 海宁美康环保科技有限公司 | Fore filter with automatically scrape and dirt eliminating function |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117225048A (en) * | 2023-11-10 | 2023-12-15 | 杭州水享智能科技集团有限公司 | Front filter |
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