CN208990363U - A kind of band backwashing water filter device - Google Patents

Abstract

The utility model discloses a kind of band backwashing water filter devices, it is related to art of filters, the band backwashing water filter device, including filter, water inlet pipe and outlet pipe, the water inlet pipe and outlet pipe are located at the left and right side of filter, the filter side surface corresponds to and offers through slot and groove respectively at the position of water inlet pipe and outlet pipe, the water inlet pipe and outlet pipe are connected with through slot and groove respectively, through-hole is offered at the top of the filter, the through-hole is located at the centre of through slot and groove, and through-hole is connected with through slot, perforation is offered at the position of corresponding through slot at the top of the filter inner wall, the perforation is connected with through slot.The utility model passes through setting guide rod, scraper, loose collar, active ring and rotating plate, it solves backwashing water filter and largely has pollutant attachment in backwash and closely be difficult to wash away the phenomenon that falling, the problem of making plugged filter for a long time, influencing filter filter effect.

Description

A kind of band backwashing water filter device

Technical field

The utility model relates to filter technology field, specially a kind of band backwashing water filter device.

Background technique

Backwashing water filter is the connector between a kind of water inlet pipe and outlet pipe, by the Water warfare mistake inside water inlet pipe It is flowed out of the water outlet pipe again after filter, has achieved the effect that purification, the pollutant of larger particles can be attached to strainer when purification filtering Surface, it is difficult to clear up, washing away strainer by water reverse flow has the attachment for making screen surface on one side of dirt to fall from row Dirty hole flows away, this process is backwash.

Backwashing water filter largely has pollutant attachment in backwash and closely is difficult to wash away the phenomenon that falling, long Phase makes plugged filter in the past, influences the filter effect of filter.

Utility model content

(1) the technical issues of solving

In view of the deficiencies of the prior art, the utility model provides a kind of band backwashing water filter device, solves recoil Wash water filter largely has pollutant attachment in backwash and closely is difficult to wash away the phenomenon that falling, and makes for a long time The problem of filter blocks, and influences filter filter effect.

(2) technical solution

To achieve the above object, the utility model provides the following technical solutions: a kind of band backwashing water filter device, including Filter, water inlet pipe and outlet pipe, the water inlet pipe and outlet pipe are located at the left and right side of filter, the filter Side surface corresponds to and offers through slot and groove at the position of water inlet pipe and outlet pipe respectively, the water inlet pipe and outlet pipe respectively with Through slot is connected with groove, and through-hole is offered at the top of the filter, and the through-hole is located at the centre of through slot and groove, and logical Hole is connected with through slot, offers perforation, the perforation and through slot phase at the top of the filter inner wall at the position of corresponding through slot It is connected to, filter core is fixedly connected at the top of the filter inner wall, the filter core is located at the right side of perforation, the inside of the through slot It is connected with first piston, the first piston is located at the surface of perforation, is fixedly connected at the top of the first piston The top of push rod, the push rod is fixedly connected through filter and with the lower surface of fixed plate, and the internal activity of the through-hole connects It is connected to second piston, motion bar is fixedly connected on the right side of the second piston, through slot is run through simultaneously in the both ends of the motion bar The outside of through slot is extended to, baffle is fixedly connected at the top of the motion bar, the baffle is located at the surface of filter, institute It states baffle to be fixedly connected with the opposite face of fixed plate, the upper surface of the baffle and fixed plate, which is fixed with the bottom of handle, to be connected It connects, the bottom of the motion bar is fixedly connected with movable plate, and the movable plate is overlapped on the top of filter core inner wall, the filter core top Portion corresponds to the surface activity connection of the circular hole and motion bar that open up at motion bar position, and the bottom of the movable plate is fixedly connected with Guide rod, the guide rod are located at the inside of filter core, and the bottom of the guide rod is through filter core and solid with the top of third piston Fixed connection, the filter bottom correspond to and offer mudhole at third piston position, and the inner wall and third of the mudhole are living The surface activity of plug connects, and the bottom of the filter core is fixedly connected with connecting tube, and the connecting tube is actively socketed on guide rod Surface, the surface fixing sleeve of the connecting tube are connected to bearing, and the side surface of the bearing is fixedly connected with connecting plate, the connection Side of the plate far from bearing is fixedly connected with scraper close to the side of filter core, and the scraper is overlapped on the side surface of filter core, described Side of the scraper far from filter core is fixedly connected with the inner wall of loose collar, and the outer wall of the loose collar is fixedly connected with rotating plate, described Side of the rotating plate far from loose collar is fixedly connected with the inner wall of active ring, and the loose collar is located at the inside of active ring, the work The outer wall of moving-coil is flexibly connected with the inner wall of filter.

Preferably, the bottom of the groove inner wall is inlaid with fixing pipe, and the bottom of the fixing pipe sequentially passes through filter With filter core and the inside of filter core is extended to, the groove is connected by fixing pipe with filter.

Preferably, the shape of the through-hole top view is in concave, and the motion bar is square bar.

Preferably, the scraper is curved surface close to the side of filter core, and the shape of the scraper is adapted with the shape of filter core.

Preferably, the loose collar is actively socketed on the surface of filter core.

(3) beneficial effect

The utility model provides a kind of band backwashing water filter device, have it is following the utility model has the advantages that

The utility model is opened up by setting guide rod, scraper, loose collar, active ring and rotating plate, first piston, the Two pistons get lodged in through-hole and seal through slot, and third piston seals mudhole, and when filtering, water inside water inlet pipe is from through slot stream Enter perforation, flow into filter interior from perforation, current scour rotating plate, hydraulic pressure is big, so that rotating plate drives loose collar and active ring to turn Dynamic, scraper scrapes pollutant from root on the surface of filter core, so that pollutant will not be adhered to filter core because of the reason of pressure difference Outer surface, water penetration flows into the inside of filter core, and the pressure inside filter core is smaller, and water surface rising flows into groove out of fixing pipe, Flow into outlet pipe out of groove, when backwash, presses down on handle, handle drive first piston, second piston and third piston to Lower movement, first piston is by aperture seal at this time, and the inside that second piston moves on to filter core makes through slot be connected with filter core, third Piston leaves the inside of mudhole, and water inlet tube of intaking, water flows directly into the inside of filter core from through slot, and infiltration outflow will out of filter core The pollutant that filter core outer wall attaches, which washes away, to be fallen, and pollutant and water are discharged from mudhole simultaneously, has reached complete pollutant cleaning It prevents pollutant to be adhered to the purpose of filter core outer wall, solves backwashing water filter and largely have pollutant in backwash The problem of attachment is closely difficult to wash away the phenomenon that falling, makes plugged filter for a long time, influence filter filter effect.

Detailed description of the invention

Fig. 1 is the utility model overall structure diagram；

Fig. 2 is top cross-sectional view at the utility model rotating plate position；

Fig. 3 is top cross-sectional view at the utility model through slot position.

In figure: 1 filter, 2 water inlet pipes, 3 outlet pipes, 4 through slots, 5 grooves, 6 through-holes, 7 perforation, 8 filter cores, 9 first pistons, 10 push rods, 11 fixed plates, 12 second pistons, 13 motion bars, 14 baffles, 15 handles, 16 movable plates, 17 guide rods, 18 thirds are living Plug, 19 mudholes, 20 connecting tubes, 21 bearings, 22 connecting plates, 23 scrapers, 24 loose collars, 25 rotating plates, 26 active rings, 27 are fixed Pipe.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

As shown in Figure 1-3, the utility model provides a kind of technical solution: a kind of band backwashing water filter device, including mistake Filter 1, water inlet pipe 2 and outlet pipe 3, water inlet pipe 2 and outlet pipe 3 are logical for water flow, and water inlet pipe 2 and outlet pipe 3 were located at The left and right side of filter 1,1 side surface of filter corresponds to offers 4 He of through slot respectively at the position of water inlet pipe 2 and outlet pipe 3 Groove 5, water inlet pipe 2 and outlet pipe 3 are connected with through slot 4 and groove 5 respectively, and the top of filter 1 offers through-hole 6, through-hole 6 Positioned at the centre of through slot 4 and groove 5, and through-hole 6 is connected with through slot 4, at the top of 1 inner wall of filter at the position of corresponding through slot 4 Perforation 7 is offered, perforation 7 is connected with through slot 4, and filter core 8 is fixedly connected at the top of 1 inner wall of filter, and filter core 8 is located at perforation 7 right side, the internal activity of through slot 4 are connected with first piston 9, and first piston 9 is located at the surface of perforation 7, first piston 9 Top is fixedly connected with push rod 10, and the top of push rod 10 is fixedly connected through filter 1 and with the lower surface of fixed plate 11, through-hole 6 internal activity is connected with second piston 12, and the right side of second piston 12 is fixedly connected with motion bar 13, the both ends of motion bar 13 Run through through slot 4 and extend to the outside of through slot 4, the top of motion bar 13 is fixedly connected with baffle 14, and baffle 14 is located at filtering The surface of device 1, baffle 14 are fixedly connected with the opposite face of fixed plate 11, and the upper surface of baffle 14 and fixed plate 11 is and handle 15 bottom is fixedly connected, and the bottom of motion bar 13 is fixedly connected with movable plate 16, and movable plate 16 is overlapped on the top of 8 inner wall of filter core Portion corresponds to the circular hole opened up at 13 position of motion bar at the top of filter core 8 and connect with the surface activity of motion bar 13, the bottom of movable plate 16 Portion is fixedly connected with guide rod 17, and guide rod 17 is located at the inside of filter core 8, and the bottom of guide rod 17 is through filter core 8 and and third The top of piston 18 is fixedly connected, and 1 bottom of filter, which corresponds to, offers mudhole 19 at 18 position of third piston, mudhole 19 Inner wall is connect with the surface activity of third piston 18, and the bottom of filter core 8 is fixedly connected with connecting tube 20,20 pivot bush unit of connecting tube On the surface of guide rod 17, the surface fixing sleeve of connecting tube 20 is connected to bearing 21, and the side surface of bearing 21 is fixedly connected with connection Plate 22, side of the connecting plate 22 far from bearing 21 are fixedly connected with scraper 23 close to the side of filter core 8, and scraper 23 is overlapped on filter core 8 side surface, side of the scraper 23 far from filter core 8 are fixedly connected with the inner wall of loose collar 24, and the outer wall of loose collar 24 is fixed to be connected It is connected to rotating plate 25, side of the rotating plate 25 far from loose collar 24 is fixedly connected with the inner wall of active ring 26, and loose collar 24 is located at activity The inside of circle 26, the outer wall of active ring 26 are flexibly connected with the inner wall of filter 1.

As a kind of technical optimization scheme of the utility model, the bottom of 5 inner wall of groove is inlaid with fixing pipe 27, fixing pipe 27 bottom sequentially passes through filter 1 and filter core 8 and the inside for extending to filter core 8, and groove 5 passes through fixing pipe 27 and filter 1 It is connected, the air pressure inside filter core 8 and the air pressure outside filter core 8 form draught head, and water is squeezed into groove 5 inside fixing pipe 27 It is convenient for current scour rotating plate 25 so that the liquid level inside filter core 8 is located at the bottom of fixing pipe 27, prevents the liquid level of water flow in inside Rotating plate 25 is influenced higher than rotating plate 25 to rotate.

As a kind of technical optimization scheme of the utility model, the shape of 6 top view of through-hole is in concave, motion bar 13 For square bar, baffle 14 plays the purpose of sealing through-hole 6, and the shape of baffle 14 is adapted with the shape of through-hole 6, and through-hole 6 is second Piston 12 and motion bar 13 provide the smallest activity space, so that sealing effect is more preferable.

As a kind of technical optimization scheme of the utility model, scraper 23 is curved surface close to the side of filter core 8, scraper 23 Shape is adapted with the shape of filter core 8, and the application of a surface filter core 8 of scraper 23 makes scraper 23 when rotating along the outer wall of filter core 8 Scraping.

As a kind of technical optimization scheme of the utility model, loose collar 24 is actively socketed on the surface of filter core 8, loose collar 24 drive scrapers 23 the surface of filter core 8 from pollutant root scrape so that adherency pollutant fall easily, loose collar 24 with The inside of active ring 26 is fixedly connected by rotating plate 25, reduces the resistance of water flow.

When in use, the water inside water inlet pipe 2 is purified, first piston 9 opens up so that through slot 4 and filter 1 at this time Connection, second piston 12 get lodged in through-hole 6 and seal through slot 4, and water is forbidden to flow out out of through-hole 6 at this time, the sealing circle of movable plate 16 Hole, third piston 18 seal mudhole 19, and when filtering, the water inside water inlet pipe 2 flows into perforation 7 from through slot 4, flow from perforation 7 Entering inside filter 1, current scour rotating plate 25, hydraulic pressure is big, so that rotating plate 25 drives loose collar 24 and active ring 26 to rotate, water flow Adjacent rotating plate 25 is driven successively to turn to water flow position, scraper 23 scrapes pollutant from root on the surface of filter core 8, so that dirty Dye object will not be adhered to the outer surface of filter core 8 because of the reason of pressure difference, and water penetration flows into the inside of filter core 8, the pressure inside filter core 8 Strong smaller, the water surface rises flows into groove 5 out of fixing pipe 27, flows into outlet pipe 3 out of groove 5, and when backwash presses down on hand Handle 15, handle 15 drive first piston 9, second piston 12 and third piston 18 to move down, and fixed plate 11 rides over filter 1 Upper surface, baffle 14 ride over the upper seal through-hole 6 of through-hole 6, and first piston 9 seals perforation 7 at this time, and second piston 12 moves on to The inside of filter core 8 makes through slot 4 be connected with filter core 8, and third piston 18 leaves the inside of mudhole 19, and water inlet pipe 2 is intake, water The inside that filter core 8 is flowed directly into from through slot 4, the pollutant that 8 outer wall of filter core attaches is washed away in infiltration outflow out of filter core 8 falls, Pollutant and water are discharged from mudhole 19 simultaneously, and having reached complete pollutant cleaning prevents pollutant to be adhered to 8 outer wall of filter core Purpose.

It can to sum up obtain, the utility model passes through setting guide rod 17, scraper 23, loose collar 24, active ring 26 and rotating plate 25, It solves backwashing water filter 1 and largely has pollutant attachment in backwash and closely be difficult to wash away the phenomenon that falling, grow The problem of phase blocked filter 1, influenced 1 filter effect of filter.

It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment Intrinsic element.

While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art, It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.

Claims (5)

1. a kind of band backwashing water filter device, including filter (1), water inlet pipe (2) and outlet pipe (3), the water inlet pipe (2) The left and right side of filter (1) is located at outlet pipe (3), it is characterised in that: filter (1) side surface it is corresponding into Through slot (4) and groove (5), the water inlet pipe (2) and outlet pipe (3) are offered at the position of water pipe (2) and outlet pipe (3) respectively It is connected respectively with through slot (4) and groove (5), is offered through-hole (6) at the top of the filter (1), the through-hole (6) is located at The centre of through slot (4) and groove (5), and through-hole (6) is connected with through slot (4), corresponding through slot at the top of filter (1) inner wall (4) it is offered at position perforation (7), the perforation (7) is connected with through slot (4), and the top of filter (1) inner wall is solid Surely it is connected with filter core (8), the filter core (8) is located at the right side of perforation (7), and the internal activity of the through slot (4) is connected with first Piston (9), the first piston (9) are located at the surface of perforation (7), are fixedly connected with and push away at the top of the first piston (9) The top of bar (10), the push rod (10) is fixedly connected through filter (1) and with the lower surface of fixed plate (11), the through-hole (6) internal activity is connected with second piston (12), is fixedly connected with motion bar (13), institute on the right side of the second piston (12) The both ends for stating motion bar (13) run through through slot (4) and extend to the outside of through slot (4), and the top of the motion bar (13) is fixed It is connected with baffle (14), the baffle (14) is located at the surface of filter (1), the phase of the baffle (14) and fixed plate (11) Opposite is fixedly connected, and the upper surface of the baffle (14) and fixed plate (11) is fixedly connected with the bottom of handle (15), described The bottom of motion bar (13) is fixedly connected with movable plate (16), and the movable plate (16) is overlapped on the top of filter core (8) inner wall, institute It states the circular hole opened up at corresponding motion bar (13) position at the top of filter core (8) to connect with the surface activity of motion bar (13), the work The bottom of movable plate (16) is fixedly connected with guide rod (17), and the guide rod (17) is located at the inside of filter core (8), the guide rod (17) bottom through filter core (8) and be fixedly connected at the top of third piston (18), filter (1) bottom corresponds to third It is offered mudhole (19) at piston (18) position, the inner wall of the mudhole (19) and the surface activity of third piston (18) connect It connects, the bottom of the filter core (8) is fixedly connected with connecting tube (20), and the connecting tube (20) is actively socketed on guide rod (17) The surface fixing sleeve on surface, the connecting tube (20) is connected to bearing (21), and the side surface of the bearing (21) is fixedly connected with company Fishplate bar (22), side of the connecting plate (22) far from bearing (21) are fixedly connected with scraper (23) close to the side of filter core (8), The scraper (23) is overlapped on the side surface of filter core (8), side and loose collar (24) of the scraper (23) far from filter core (8) Inner wall is fixedly connected, and the outer wall of the loose collar (24) is fixedly connected with rotating plate (25), and the rotating plate (25) is far from loose collar (24) side is fixedly connected with the inner wall of active ring (26), and the loose collar (24) is located at the inside of active ring (26), described The outer wall of active ring (26) is flexibly connected with the inner wall of filter (1).

2. a kind of band backwashing water filter device according to claim 1, it is characterised in that: groove (5) inner wall Bottom is inlaid with fixing pipe (27), and the bottom of the fixing pipe (27) sequentially passes through filter (1) and filter core (8) and extends to filter The inside of core (8), the groove (5) are connected by fixing pipe (27) with filter (1).

3. a kind of band backwashing water filter device according to claim 1, it is characterised in that: through-hole (6) top view Shape be in concave, the motion bar (13) be square bar.

4. a kind of band backwashing water filter device according to claim 1, it is characterised in that: the scraper (23) is close to filter The side of core (8) is curved surface, and the shape of the scraper (23) is adapted with the shape of filter core (8).

5. a kind of band backwashing water filter device according to claim 1, it is characterised in that: loose collar (24) activity It is socketed in the surface of filter core (8).