CN220589220U

CN220589220U - Front-end filter with automatic scraping, washing and pollution discharge functions

Info

Publication number: CN220589220U
Application number: CN202321660173.7U
Authority: CN
Inventors: 王鹏
Original assignee: Zhejiang Jingquanda Environmental Protection Technology Co ltd
Current assignee: Zhejiang Jingquanda Environmental Protection Technology Co ltd
Priority date: 2023-06-28
Filing date: 2023-06-28
Publication date: 2024-03-15
Anticipated expiration: 2033-06-28

Abstract

The utility model provides a pre-filter with automatic scraping, washing and pollution discharging functions, which comprises the following components: filter main part and casing, set up the filter chamber in the casing of filter main part lower extreme, filter element assembly's upper end fixed connection is at the top of filter chamber, and filter element assembly's inside is through opening intercommunication play water end, and filter chamber bottom fixed connection headstock, through the rotatory groove swing joint swivel ring of seting up in the casing, and the upper end of mounting panel is connected through the external fixation board to the swivel ring of casing upper end, and the swivel ring of casing lower extreme passes through diaphragm fixed connection transmission shaft, and the lower extreme fixed connection of mounting panel is on the diaphragm surface. According to the utility model, through the cooperation of the power box, the transmission shaft, the transverse plate, the outer fixing plate, the inner fixing plate and the rotating ring, the cleaning brush and the auxiliary plate can synchronously rotate, so that the filter screen of the filter element assembly can be correspondingly cleaned, and stains can be prevented from entering the filter element assembly.

Description

Front-end filter with automatic scraping, washing and pollution discharge functions

Technical Field

The utility model relates to the technical field of pre-filters, in particular to a pre-filter with automatic scraping, washing and pollution discharge functions.

Background

The front filter is a first coarse filtering device for water in a whole house, can filter large particulate matters such as sediment, rust and the like in tap water, is generally arranged at the front end of a pipeline and is of a T-shaped structure, the left end and the right end of the upper transverse position are respectively water inlets and water outlets, the lower vertical position is a machine body and an internal cylindrical filter screen, the lowest end is a sewage outlet, and the opening and the closing are controlled by a valve; the precision range of the filter screen is different from 5-300 microns according to different brands and models, and the filter screen is usually arranged behind a water inlet pipeline water meter so as to ensure that a large amount of precipitated impurities generated in the pipe network cannot cause harm to human bodies; when the front-end filter needs to be washed and discharged, the impurities on the filter flask of the filter need to be manually scraped and discharged, the manual washing operation generally needs to be carried out on the flask to take out the filter element, the filter element is cleaned again, the operation is complex, forgetting and untimely washing conditions easily occur, and the filtering effect of the water purifier can be influenced.

Through retrieving, a preposed filter (application number: CN 202120953385.9) for automatically scraping and washing a filter screen disclosed in the prior art is described in the specification, wherein' one end of a water conduit is embedded and fixed in a water inlet pipe, the other end of the water conduit is embedded and fixed at the top of a filter body, a bearing is installed at the bottom end of the water conduit, a rotary pipe is rotatably installed at the bearing, and water spraying pipes are embedded and installed at two sides of the rotary pipe. "; this filter is through setting up water conduit, the valve, a bearing, rotating pipe and spray pipe, make the spray pipe of rotating pipe installation outwards spray water, the spray pipe is fan-shaped, it is rotatory to promote the rotating pipe with the help of the reverse effort of spraying water, reached the rotatory effect of spraying water and wasing the filter core of rotating pipe, but this filter is through the direct introduction of water in the inlet tube of water conduit in the rotating pipe, make the spray pipe can be at the inside outside water spray of filter core, although can wash the surface of filter core, but make unfiltered water direct contact filter core's internal surface, make the impurity in the water can adhere to the internal surface at the filter core, thereby can reduce the filter effect when this filter is used subsequently, and also can reduce the actual cleaning effect of filter core.

Disclosure of Invention

In order to overcome the defects existing in the prior art, a pre-filter with automatic scraping, washing and pollution discharging functions is provided, so that the problems in the background art are solved.

In order to achieve the above object, there is provided a pre-filter having automatic scraping and pollution discharge functions, comprising: the filter comprises a filter main body and a shell, wherein the two ends of the filter main body are divided into a water inlet end and a water outlet end through a partition plate, the water inlet end is connected with a water inlet pipe through a connecting piece, the water outlet end is connected with a water outlet pipe through a connecting piece, a filter cavity in the filter main body is respectively communicated with the water inlet end and the water outlet end through openings, a filter cavity is arranged in the shell of the lower end of the filter main body, the upper end of a filter element assembly is fixedly connected with the top of the filter cavity, the inside of the filter element assembly is communicated with the water outlet end through openings, the bottom of the filter cavity is fixedly connected with a power box, meanwhile, the lower end of a transmission shaft is respectively movably connected with the filter element assembly and the power box through a sealing bearing, a motor in the power box is connected with the lower end of the transmission shaft through a coupler, the rotating ring at the upper end of the shell is connected with the upper end of a mounting plate through an outer fixing plate, the rotating ring at the lower end of the shell is fixedly connected with the transmission shaft through a transverse plate, the lower end of the mounting plate is fixedly connected with a cleaning brush on one side of the mounting plate, the mounting plate is simultaneously, the auxiliary plate is fixedly connected with the inner fixing plate and the lower surface of the filter assembly is connected with the lower surface of the filter assembly, and the lower surface of the sewage drain pipe is fixedly connected with the sewage drain pipe through the sewage drain pipe.

Preferably, the blow-off pipe of fixed connection is round platform shape structure under the casing, and the opening part fixed connection solenoid valve of blow-off pipe bottom, and six groups of drain that the casing bottom encircleed equidistant setups all are fan annular structure simultaneously.

Preferably, a group of rotary grooves are respectively formed in the upper end and the lower end of the inner surface of the shell, the rotary grooves are in a fan-shaped annular structure, a rotary ring which is connected in a sliding manner in the rotary grooves is in a circular annular structure, and the rotary ring is matched with the rotary grooves in size.

Preferably, the rotating rings are two groups, two groups of external fixing plates symmetrically connected with the inner arc surfaces of one group of rotating rings are of rectangular structures, the transverse plates fixedly connected with the other group of rotating rings are of rectangular structures, and the transverse plates and the transmission shafts are combined together to form a T-shaped structure.

Preferably, the whole rectangle structure that is of mounting panel, the mounting panel surface is seted up and is run through the groove, runs through the both sides side of mounting panel in the groove, and the mounting panel with run through the groove and make up and constitute back font structure together, run through parallel equidistant fixed connection multiunit reinforcing plate in the inslot simultaneously.

Preferably, the cleaning brushes fixedly connected with the surface of the mounting plate are attached to the surface of the filter screen in the filter assembly, the attaching surfaces of the cleaning brushes are in a cambered surface structure, and the two groups of cleaning brushes are symmetrically distributed on two sides of the filter assembly, and meanwhile, the mounting plate, the external fixing plate and the transverse plate are combined together to formA shape structure.

Preferably, the transmission shaft swing joint is inside the filter component, and three internal fixation boards of equidistant fixed connection in transmission shaft surface, and the internal fixation board is rectangle structure, and the one end symmetry connection accessory plate of transmission shaft is kept away from to the internal fixation board, and the horizontal cross-section of accessory plate is fan annular structure simultaneously, and accessory plate circumference length is greater than the circumference length of cleaning brush.

Compared with the prior art, the utility model has the beneficial effects that: through the cooperation of headstock, the transmission shaft, diaphragm and internal fixation board for mounting panel and accessory plate can rotate in step, then when the cleaning brush clearance filter screen surface, the relative internal surface of filter screen has the accessory plate shutoff, can avoid the cleaning brush to push into the filter core subassembly with the spot on filter screen surface in, thereby strengthen the clear effect in filter core subassembly surface, simultaneously through the cooperation of drain, drain and solenoid valve, can be with the spot of clearing up with the help of rivers discharge filter main part, when guaranteeing the filter effect, also can strengthen the actual clean effect of filter core subassembly.

Drawings

Fig. 1 is a schematic front view of an embodiment of the present utility model.

FIG. 2 is a schematic cross-sectional view at A-A of FIG. 1 in accordance with an embodiment of the present utility model.

FIG. 3 is a schematic cross-sectional view at B-B of FIG. 1, in accordance with an embodiment of the present utility model.

Fig. 4 is an enlarged schematic view at C of fig. 2 according to an embodiment of the present utility model.

In the figure: 1. a water inlet end; 2. a partition plate; 3. a filter body; 4. a water outlet end; 5. a housing; 6. a mounting plate; 7. a cleaning brush; 8. a filter element assembly; 9. an auxiliary plate; 10. a transmission shaft; 11. an inner fixing plate; 12. a sewage outlet; 13. a blow-down pipe; 14. a power box; 15. a cross plate; 16. an outer fixing plate; 17. a rotating ring.

Detailed Description

Other advantages and effects of the present utility model will become apparent to those skilled in the art from the following disclosure, which describes the embodiments of the present utility model with reference to specific examples. The utility model may be practiced or carried out in other embodiments that depart from the specific details, and the details of the present description may be modified or varied from the spirit and scope of the present utility model.

Referring to fig. 1 to 4, the present utility model provides a pre-filter having automatic scraping and draining functions, comprising: the filter comprises a filter main body 3 and a shell 5, wherein two ends of the filter main body 3 are divided into a water inlet end 1 and a water outlet end 4 through a partition plate 2, the water inlet end 1 is connected with a water inlet pipe through a connecting piece, the water outlet end 4 is connected with a water outlet pipe through a connecting piece, a filter cavity in the filter main body 3 is respectively communicated with the water inlet end 1 and the water outlet end 4 through openings, a filter cavity is formed in the shell 5 at the lower end of the filter main body 3, the upper end of a filter element assembly 8 is fixedly connected to the top of the filter cavity, the inside of the filter element assembly 8 is communicated with the water outlet end 4 through openings, the bottom of the filter cavity is fixedly connected with a power box 14, meanwhile, the lower end of a transmission shaft 10 is respectively movably connected with the filter element assembly 8 and the power box 14 through a sealing bearing, a motor in the power box 14 is connected with the lower end of the transmission shaft 10 through a coupling, the shell 5 is connected with the upper end of a mounting plate 6 through an outer fixing plate 16, the rotary ring 17 at the lower end of the shell 5 is fixedly connected with the rotary ring 17 through a transverse plate 15, the lower end 6 is fixedly connected with the surface of the mounting plate 15, the lower end of the mounting plate 6 is fixedly connected with the filter cavity 6 through the transverse plate 15, the lower end of the filter element 6 is close to one side of the filter element 6 is fixedly connected with the filter element 7 through the auxiliary filter element 9 and is fixedly connected with the auxiliary filter element 13 through the auxiliary filter element 13.

In this embodiment, the water of inlet tube flows into the filter chamber that casing 5 was seted up through the opening of inlet end 1, after the preliminary filtration through filter element assembly 8, flow into the outlet pipe through the opening that outlet end 4 was seted up, thereby realize the filtration to water, and when the filter screen in the filter element assembly 8 is cleared up to needs, the solenoid valve of outlet pipe is closed earlier, the control panel through casing 5 surface fixed connection starts the solenoid valve that motor and blow off pipe 13 in 14 are connected in proper order, and the motor in the power box 14 passes through shaft coupling drive transmission shaft 10 and rotates, and the transmission shaft 10 passes through fixed connection's diaphragm 15 and internal fixation board 11 synchronous drive mounting panel 6 and accessory plate 9, make cleaning brush 7 and accessory plate 9 can synchronous rotation, when cleaning brush 7 clean the filter screen surface, the interior surface of area is treated to the shutoff can be abundant earlier, make cleaning brush 7 clean the time, can avoid the spot of filter screen surface to get into inside cleaning brush 7 under the effect of cleaning brush 7, thereby ensure the cleaning effect of cleaning brush 7, and the drain pipe 13 can flow into along with rivers through 12 in the corresponding drain pipe, and flow out from the motor drive transmission shaft 10, simultaneously drive mounting panel 6 and accessory plate 9 through fixed plate 11 synchronous drive mounting panel 6, make the filter cartridge 6 and the time controller F can be set up with the solenoid valve in the control panel, and the control valve F is equipped with the control valve in the control valve, and the time controller is used to control the filter element assembly is equipped with the control valve, and the filter cartridge is equipped with the control valve has the time controller, and the filter cartridge is convenient to clean.

As a preferred embodiment, the drain pipe 13 fixedly connected to the lower surface of the housing 5 is in a truncated cone-shaped structure, the opening at the bottom of the drain pipe 13 is fixedly connected with the electromagnetic valve, and simultaneously, six groups of drain outlets 12 which are formed at equal intervals around the bottom of the housing 5 are all in a fan-shaped structure.

In this embodiment, as shown in fig. 1 and fig. 3, the drain 12 is disposed, so that the dirt in the cleaning groove in the filter cavity can flow into the drain pipe 13 along with the water flow, so as to facilitate the discharge of the dirt, improve the discharge efficiency of the dirt, and reduce the residual probability of the dirt.

As a preferred embodiment, a set of rotating grooves are respectively formed at the upper and lower ends of the inner surface of the housing 5, the rotating grooves are in a fan-shaped structure, the rotating ring 17 slidably connected in the rotating grooves is in a circular structure, and the sizes of the rotating ring 17 and the rotating grooves are adapted.

In this embodiment, as shown in fig. 1, the sizes of the rotating ring 17 and the rotating groove are adapted, so that the stability of the rotating ring 17 during rotation can be enhanced, and the stability of the mounting plate 6 and the cleaning brush 7 during rotation can be enhanced, so that the cleaning brush 7 is always attached to the outer surface of the filter screen.

As a preferred embodiment, the rotating rings 17 are divided into two groups, wherein two groups of external fixing plates 16 symmetrically connected with the inner arc surfaces of one group of rotating rings 17 are of rectangular structures, the transverse plates 15 fixedly connected with the other group of rotating rings 17 are of rectangular structures, and the transverse plates 15 and the transmission shaft 10 are combined together to form a T-shaped structure.

In this embodiment, as shown in fig. 1, fig. 2 and fig. 3, the cooperation of the transverse plate 15 and the transmission shaft 10 makes the auxiliary plate 9 in the filter assembly and the cleaning brush 7 outside the filter assembly rotate synchronously, so as to ensure the cleaning effect of the cleaning brush 7 on the filter screen, and the arrangement of the rotating ring 17, the transverse plate 15 and the external fixing plate 16 can enhance the stability of the movable connection of the mounting plate 6 in the filter cavity, avoid the problem that the mounting plate 6 falls off accidentally and reduce the probability of failure.

As a preferred embodiment, the whole mounting plate 6 is in a rectangular structure, the surface of the mounting plate 6 is provided with through grooves, the through grooves penetrate through two side surfaces of the mounting plate 6, the mounting plate 6 and the through grooves are combined together to form a back-shaped structure, and meanwhile, multiple groups of reinforcing plates are fixedly connected in parallel and equidistant in the through grooves.

In this embodiment, like fig. 1 and 2, the through groove of seting up in the mounting panel 6, in the time of can reducing mounting panel 6 self weight, also can reduce the resistance that mounting panel 6 received when rotating in water, then can reduce the probability that mounting panel 6 breaks down to the setting of reinforcing plate can strengthen the holistic structural strength of mounting panel 6 again, ensures that cleaning brush 7 can laminate at the surface of filter core subassembly 8.

As a preferred embodiment, the cleaning brushes 7 fixedly connected with the surface of the mounting plate 6 are attached to the surface of the filter screen in the filter assembly, the attaching surfaces of the cleaning brushes 7 are in a cambered surface structure, and the two groups of cleaning brushes 7 are symmetrically distributed on two sides of the filter assembly, and the mounting plate 6, the external fixing plate 16 and the transverse plate 15 are combined together to formA shape structure.

In this embodiment, like fig. 1 and 2, the cleaning brushes 7 are symmetrically distributed, so that the cleaning efficiency of the pre-filter can be enhanced, the stability of the transverse plate 15 and the mounting plate 6 during rotation can also be enhanced, and meanwhile, the cambered surface structure of the cleaning brushes 7 can enhance the fitting degree of the cleaning brushes 7 and the outer surface of the filter screen, so that the cleaning effect of the cleaning brushes 7 is enhanced.

As a preferred embodiment, the transmission shaft 10 is movably connected inside the filter assembly, the surface of the transmission shaft 10 is fixedly connected with three groups of inner fixing plates 11 at equal intervals, the inner fixing plates 11 are in rectangular structures, one ends of the inner fixing plates 11 far away from the transmission shaft 10 are symmetrically connected with the auxiliary plates 9, meanwhile, the horizontal section of the auxiliary plates 9 is in a fan-shaped structure, and the circumferential length of the auxiliary plates 9 is greater than that of the cleaning brush 7.

In this embodiment, as shown in fig. 1 and 4, the auxiliary plate 9 and the cleaning brush 7 are sized, so that the cleaning brush 7 can seal the area to be cleaned in advance before cleaning the outer surface of the filter screen, and not only can push out the dirt in the mesh, but also can prevent the dirt on the outer surface of the filter screen from being pushed in by the cleaning brush 7, thereby enhancing the cleaning effect of the filter element assembly 8.

The pre-filter with the automatic scraping, washing and pollution discharging functions can synchronously rotate the cleaning brush 7 and the auxiliary plate 9 through the cooperation of the power box 14, the transmission shaft 10, the transverse plate 15, the outer fixing plate 16, the inner fixing plate 11 and the rotating ring 17, so that the filter screen of the filter element assembly 8 can be correspondingly cleaned, stains can be prevented from entering the filter element assembly 8, the pre-filter can be automatically cleaned and pollution discharged at regular time, and the filtering effect of the pre-filter is ensured.

Claims

1. A pre-filter with automatic scraping and dirt-removing functions, comprising: filter main part (3) and casing (5), the both ends of filter main part (3) divide into inlet end (1) and play water end (4) through baffle (2), and inlet tube is connected through the connecting piece to inlet end (1), and play water end (4) passes through the connecting piece and connects the outlet pipe, and filter chamber in filter main part (3) communicates inlet end (1) and play water end (4) respectively through the opening, its characterized in that: the filter comprises a filter main body (3), a filter cavity is formed in a shell (5) at the lower end of the filter main body (3), the upper end of a filter element assembly (8) is fixedly connected to the top of the filter cavity, the inside of the filter element assembly (8) is communicated with a water outlet end (4) through an opening, the bottom of the filter cavity is fixedly connected with a power box (14), the lower end of a transmission shaft (10) is respectively and movably connected with the filter element assembly (8) and the power box (14) through a sealing bearing, a motor in the power box (14) is connected with the lower end of the transmission shaft (10) through a coupling, the shell (5) is internally and movably connected with a rotary ring (17) through a formed rotary groove, the rotary ring (17) at the upper end of the shell (5) is connected with the upper end of a mounting plate (6) through an outer fixing plate (16), the rotary ring (17) at the lower end of the shell (5) is fixedly connected with the transmission shaft (10) through a transverse plate (15), the lower end of the mounting plate (6) is fixedly connected with the surface of the transverse plate (15), one side of the mounting plate (6) close to the filter assembly is fixedly connected with a cleaning brush (7), the transmission shaft (10) through an inner fixing plate (11) fixedly connected with the lower end of the auxiliary filter assembly, the auxiliary filter assembly is attached to the lower surface of the auxiliary filter assembly (13), the drain pipe (13) is communicated with the filter cavity through the drain outlet (12).

2. The prefilter with automatic scraping, washing and pollution discharge functions according to claim 1, wherein a pollution discharge pipe (13) fixedly connected to the lower surface of the shell (5) is of a truncated cone-shaped structure, an opening at the bottom of the pollution discharge pipe (13) is fixedly connected with an electromagnetic valve, and six groups of pollution discharge ports (12) formed in the bottom of the shell (5) at equal intervals are of a fan-shaped structure.

3. The prefilter with automatic scraping, washing and pollution discharge functions according to claim 1, wherein a group of rotating grooves are respectively formed in the upper end and the lower end of the inner surface of the shell (5), the rotating grooves are in a fan-shaped annular structure, a rotating ring (17) which is connected in a sliding manner in the rotating grooves is in a circular annular structure, and the sizes of the rotating ring (17) and the rotating grooves are matched.

4. The prefilter with automatic scraping, washing and pollution discharge functions according to claim 1, wherein the rotating rings (17) are two groups, two groups of external fixing plates (16) symmetrically connected with the inner arc surfaces of one group of rotating rings (17) are rectangular structures, the transverse plates (15) fixedly connected with the other group of rotating rings (17) are rectangular structures, and the transverse plates (15) and the transmission shaft (10) are combined together to form a T-shaped structure.

5. The pre-filter with automatic scraping, washing and pollution discharging functions according to claim 1, wherein the whole mounting plate (6) is of a rectangular structure, through grooves are formed in the surface of the mounting plate (6), the through grooves penetrate through two side surfaces of the mounting plate (6), the mounting plate (6) and the through grooves are combined to form a back-shaped structure, and multiple groups of reinforcing plates are fixedly connected in parallel at equal intervals in the through grooves.

6. The prefilter with automatic scraping, washing and pollution discharge functions according to claim 1, wherein the cleaning brushes (7) fixedly connected with the surface of the mounting plate (6) are attached to the surface of the filter screen in the filter assembly, the attaching surfaces of the cleaning brushes (7) are in a cambered surface structure, the two groups of cleaning brushes (7) are symmetrically distributed on two sides of the filter assembly, and the mounting plate (6), the external fixing plate (16) and the transverse plate (15) are combined together to formA shape structure.

7. The prefilter with automatic scraping, washing and pollution discharging functions according to claim 1, wherein the transmission shaft (10) is movably connected inside the filtering assembly, three groups of inner fixing plates (11) are fixedly connected on the surface of the transmission shaft (10) at equal intervals, the inner fixing plates (11) are of rectangular structures, one ends of the inner fixing plates (11) far away from the transmission shaft (10) are symmetrically connected with the auxiliary plates (9), meanwhile, the horizontal section of the auxiliary plates (9) is of a fan-shaped structure, and the circumferential length of the auxiliary plates (9) is larger than that of the cleaning brush (7).