CN217449166U

CN217449166U - Novel disassembly-free self-cleaning front-mounted filtering device

Info

Publication number: CN217449166U
Application number: CN202122662144.1U
Authority: CN
Inventors: 滕青孜; 付国琦; 谢厚正; 陈国壮
Original assignee: Shandong Yishui Environmental Protection Technology Co ltd
Current assignee: Shandong Yishui Environmental Protection Technology Co ltd
Priority date: 2021-10-29
Filing date: 2021-10-29
Publication date: 2022-09-20
Anticipated expiration: 2031-10-29

Abstract

The utility model relates to a novel exempt from to tear open automatically cleaning leading filter equipment, including accuse water switch (1), connecting pipe (2) and filter (3), the one end of accuse water switch (1) forms into water inlet (11) of putting through with the water source, and the other end forms out water interface (15), and this water outlet (15) communicates with the filtration water inlet (32) of filter (3) through the joint, the water purification export (37) department of filter (3) installs breather valve (4); the water control switch (1) is also provided with a cleaning water inlet (13), the filter (3) is provided with a cleaning water outlet (36), and the cleaning water inlet (13) is communicated with the cleaning water outlet (36) through a connecting pipe (2). The utility model has the advantages that: 1. the inner wall of the filter screen can be washed and cleaned without disassembly. 2. The full-automatic cleaning can be realized by rotating the water control switch and the valve, the structure is simple, the labor is saved, and the like.

Description

Novel disassembly-free self-cleaning front-mounted filtering device

Technical Field

The utility model relates to a novel exempt from to tear open leading filter of automatically cleaning device.

Background

The pre-filter is generally arranged behind a household tap water meter, plays a role in pre-filtering household tap water, can protect household pipelines, taps and wading electrical appliances, can effectively prolong the service life of the water purifier, and prolongs the service cycle of a filter element. Play filtering action's stainless steel filter screen in the leading filter with silt, granule type impurity such as rust is held back in the filter bottle, if meet quality of water than poor, the filter screen jam can appear in the long-time uncleaning of user, and influence the filter effect, the cleaning methods commonly used at present stage are generally unpack apart filter manual cleaning filter screen or carry out the back flush with the running water, but the manual work is washed comparatively trouble and is needed to dismantle the unable self-operation of filter part user, the back flush is because of the unable direct evacuation of filter water storage during washing, the residual water can weaken the impact force of washing rivers to the downthehole filth of filter screen, and the filth in the filter screen mesh can't be washed totally, the washing effect is unsatisfactory.

SUMMERY OF THE UTILITY MODEL

For overcoming the defects of the prior art, the utility model provides a novel exempt from to tear open leading filtration of automatically cleaning device, the technical scheme of the utility model is that:

a novel disassembly-free self-cleaning preposed filtering device is characterized by comprising a water control switch (1), a connecting pipe (2) and a filter (3), wherein one end of the water control switch (1) is provided with a water inlet interface (11) communicated with a water source, the other end of the water control switch is provided with a water outlet interface (15), the water outlet interface (15) is communicated with a filtering water inlet (32) of the filter (3) through a joint, and a ventilation valve (4) is arranged at a purified water outlet (37) of the filter (3); the water control switch (1) is also provided with a cleaning water inlet (13), the filter (3) is provided with a cleaning water outlet (36), and the cleaning water inlet (13) is communicated with the cleaning water outlet (36) through a connecting pipe (2).

The water control switch (1) comprises a switch shell (12) and a valve core (14), wherein one end of the switch shell (12) is provided with a water inlet port (11), the other end of the switch shell is provided with a water outlet port (15), the top of the switch shell (12) is provided with a cleaning water inlet port (13), the valve core (14) is arranged in an inverted T shape and rotatably installed inside the switch shell (12), the handle part of the valve core (14) is provided with a plurality of first water through holes (16), when the valve core (14) is arranged along the vertical direction, the water inlet port (11) is communicated with the water outlet port (15), and the upper blocking part of the valve core seals the cleaning water inlet port (13); when the valve core (14) rotates anticlockwise, the water inlet interface (11) is communicated with the cleaning water inlet (13), and the water outlet interface (15) is sealed by the lower plugging part of the valve core; when the valve core (14) rotates clockwise, the lower plugging part of the valve core (14) seals the water inlet interface (11).

The filter (3) comprises a cover body (31), a bottle body (33), a stainless steel filter screen (34) and a cleaning pipe (35), wherein a filtering water inlet (32) is formed in one side of the cover body (31), and a purified water outlet (37) is formed in the other side of the cover body; a cleaning water outlet (36) is formed in the top of the cover body (31), the cleaning pipe (35) is fixedly installed at the lower end of the cleaning water outlet (36) through threads, and densely arranged water spray holes are formed in the cleaning pipe (35); a second water passing hole (38) is formed in the bottom of the bottle body (33), and a drain valve (7) is installed at the second water passing hole (38); the upper part of the bottle body (33) is connected with the cover body (31) through threads; the stainless steel filter screen (34) is fixedly arranged in a cavity between the bottle body (33) and the cover body (31), the cleaning pipe (35) is arranged in the stainless steel filter screen (34), an outer cavity is formed outside the stainless steel filter screen (34), and an inner cavity is formed inside the stainless steel filter screen.

A bottle body sealing ring (5) is arranged between the bottle body (33) and the cover body (31).

And a filter screen sealing ring (6) is arranged between the stainless steel filter screen (34) and the cover body (31).

Each cleaning pipe (35) is provided with a water spray hole in a conical shape, the flaring end of the water spray hole is positioned on the inner wall of the cleaning pipe, and the necking end is positioned on the outer wall of the cleaning pipe

The utility model has the advantages that:

1. the inner wall of the filter screen can be washed and cleaned without disassembly.

2. The full-automatic cleaning can be realized by rotating the water control switch and the valve, the structure is simple, and the labor is saved.

3. Be equipped with the breather valve, open the water deposit in the breather valve emptiable filter before the washing, reduce and deposit the influence of water to washing effect when washing, improve the cleaning performance.

4. The pipe diameter design of connecting pipe and scavenge pipe is less than the pipe diameter of running water inlet tube, under the unchangeable condition of water pressure of intaking, washes out water pressure grow, improves the washing water flow velocity of flow simultaneously, improves the cleaning performance.

5. The washing holes on the washing pipe are designed in a conical shape, so that the washing pipe can spray in an umbrella shape during washing, the washing coverage area is effectively increased, and the washing dead angle is avoided.

6. Sludge in meshes of the filter screen can be effectively removed under the action of umbrella-shaped water flow high-speed impact vibration, and 7. the conventional filter can be modified and used by directly replacing a water control switch and a cover body of the filter, so that the replacement cost of a user is saved.

Drawings

Fig. 1 is a schematic diagram of the structure of the water purification working state of the utility model.

Fig. 2 is a schematic diagram of the self-cleaning working state structure of the present invention.

Fig. 3 is a schematic structural diagram of the water control switch of the present invention.

Fig. 4 is a schematic structural diagram of the filter of the present invention.

Fig. 5 is a schematic structural view of the cleaning tube of the present invention.

Fig. 6 is a schematic view of the structure of the water hole of the cleaning pipe of the present invention.

Detailed Description

The invention will be further described with reference to specific embodiments, the advantages and features of the invention will become more apparent as the description proceeds. These examples are merely illustrative and do not limit the scope of the invention in any way. It will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention, and that such changes and modifications are intended to be included within the scope of the invention.

Referring to fig. 1 to 6, the utility model relates to a novel disassembly-free self-cleaning pre-filtering device, which comprises a water control switch 1, a connecting pipe 2 and a filter 3, wherein one end of the water control switch 1 forms a water inlet 11 communicated with a water source, the other end forms a water outlet 15, the water outlet 15 is communicated with a filtering water inlet 32 of the filter 3 through a joint, and a vent valve 4 is arranged at a purified water outlet 37 of the filter 3; the water control switch 1 is also provided with a cleaning water inlet 13, the filter 3 is provided with a cleaning water outlet 36, and the cleaning water inlet 13 is communicated with the cleaning water outlet 36 through a connecting pipe 2.

The water control switch 1 comprises a switch shell 12 and a valve core 14, wherein one end of the switch shell 12 is provided with the water inlet port 11, the other end of the switch shell 12 is provided with the water outlet port 15, the top of the switch shell 12 is provided with a cleaning water inlet 13, the valve core 14 is arranged in an inverted T shape and is rotatably arranged in the switch shell 12, the handle part of the valve core 14 is provided with a plurality of first water through holes 16, when the valve core 14 is arranged along the vertical direction, the water inlet port 11 is communicated with the water outlet port 15, and the upper blocking part of the valve core seals the cleaning water inlet 13; when the valve core 14 rotates anticlockwise, the water inlet port 11 is communicated with the cleaning water inlet 13, and the water outlet port 15 is sealed by the lower plugging part of the valve core; when the valve core 14 rotates clockwise, the lower plugging part of the valve core 14 seals the water inlet interface 11; the rotation of the valve core 14 is controlled by manual rotation.

The filter 3 comprises a cover body 31, a bottle body 33, a stainless steel filter screen 34 and a cleaning pipe 35, wherein one side of the cover body 31 is provided with a filtering water inlet 32, and the other side is provided with a purified water outlet 37; a cleaning water outlet 36 is formed in the top of the cover body 31, the cleaning pipe 35 is fixedly installed at the lower end of the cleaning water outlet 36 through threads, and densely arranged water spray holes are formed in the cleaning pipe 35; a second water through hole 38 is formed at the bottom of the bottle body 33, and a drain valve 7 is installed at the second water through hole 38; the upper part of the bottle body 33 is connected with the cover body 31 through threads; the stainless steel filter screen 34 is fixedly arranged in a cavity between the bottle body 33 and the cover body 31, the cleaning pipe 35 is arranged in the stainless steel filter screen 34, an outer cavity is formed outside the stainless steel filter screen 34, and an inner cavity is formed inside the stainless steel filter screen.

A bottle body sealing ring 5 is arranged between the bottle body 33 and the cover body 31.

A filter screen sealing ring 6 is arranged between the stainless steel filter screen 34 and the cover body 31.

Each scavenge pipe 35 the hole for water spraying be the toper setting, the flaring end of this hole for water spraying is located the inner wall of scavenge pipe, the throat end is located the outer wall of scavenge pipe.

The utility model discloses a theory of operation is:

when the water purifier works in a water purification mode, the vent valve 4 and the drain valve 7 are closed, the water control switch 1 is rotated, the valve core 14 is placed in the middle position, the water inlet 11 is communicated with the water outlet 15, the cleaning water inlet 13 is closed, tap water enters the outer cavity of the filter 3 through the filtering water inlet 32 of the filter 3 and enters the inner cavity through the stainless steel filter screen 34, impurities such as large particles and silt in water are left in the outer cavity outside the stainless steel filter screen 34, and purified water filtered by the inner cavity enters the next procedure from the purified water outlet 37 under the action of water pressure.

When the water purifier works in a self-cleaning mode, the water control switch is rotated clockwise to seal the water inlet interface 11, the valve core 14 is placed at a water stop level, the vent valve 4 and the drain valve 7 are opened, stored water in the filter 3 is firstly emptied to reduce resistance during flushing, the flushing effect is improved, then the water control switch 1 is rotated anticlockwise to place the valve core 14 at a cleaning position, the water inlet interface 11 is communicated with the cleaning water inlet 13, the water outlet interface 15 is sealed, tap water enters the cleaning pipe 35 through the cleaning water outlet 36 communicated with the connecting pipe 2, the inner wall of the stainless steel filter screen 34 is flushed by spraying from the water spraying hole on the cleaning pipe 35 under the action of water pressure, flushed sewage penetrates through the stainless steel filter screen 34 and flows downwards into the outer cavity on the outer side of the filter screen 34, and the sewage discharges sundries such as silt through the drain valve 7 communicated with the second water passing hole 38.

When in the maintenance mode, the water control switch 1 is rotated clockwise to place the valve core 14 at the water stop level, and the water inlet port 11 is closed.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A novel disassembly-free self-cleaning preposed filtering device is characterized by comprising a water control switch (1), a connecting pipe (2) and a filter (3), wherein one end of the water control switch (1) is provided with a water inlet interface (11) communicated with a water source, the other end of the water control switch is provided with a water outlet interface (15), the water outlet interface (15) is communicated with a filtering water inlet (32) of the filter (3) through a joint, and a ventilation valve (4) is arranged at a purified water outlet (37) of the filter (3); the water control switch (1) is also provided with a cleaning water inlet (13), the filter (3) is provided with a cleaning water outlet (36), and the cleaning water inlet (13) is communicated with the cleaning water outlet (36) through a connecting pipe (2).

2. The novel disassembly-free self-cleaning pre-filtration device as claimed in claim 1, wherein the water control switch (1) comprises a switch housing (12) and a valve core (14), one end of the switch housing (12) is provided with the water inlet (11), the other end of the switch housing is provided with the water outlet (15), the top of the switch housing (12) is provided with a cleaning water inlet (13), the valve core (14) is arranged in an inverted T shape, the switch housing (12) is rotatably installed inside, a plurality of first water through holes (16) are arranged on a handle portion of the valve core (14), when the valve core (14) is arranged in a vertical direction, the water inlet (11) is communicated with the water outlet (15), and an upper blocking portion of the valve core closes the cleaning water inlet (13); when the valve core (14) rotates anticlockwise, the water inlet interface (11) is communicated with the cleaning water inlet (13), and the water outlet interface (15) is sealed by the lower plugging part of the valve core; when the valve core (14) rotates clockwise, the lower plugging part of the valve core (14) seals the water inlet interface (11).

3. The novel disassembly-free self-cleaning preposed filtering device as claimed in claim 1 or 2, wherein the filter (3) comprises a cover body (31), a bottle body (33), a stainless steel filter screen (34) and a cleaning pipe (35), one side of the cover body (31) is provided with a filtering water inlet (32), and the other side is provided with a purified water outlet (37); a cleaning water outlet (36) is formed in the top of the cover body (31), the cleaning pipe (35) is fixedly installed at the lower end of the cleaning water outlet (36) through threads, and densely arranged water spray holes are formed in the cleaning pipe (35); a second water passing hole (38) is formed in the bottom of the bottle body (33), and a drain valve (7) is installed at the second water passing hole (38); the upper part of the bottle body (33) is connected with the cover body (31) through threads; the stainless steel filter screen (34) is fixedly arranged in a cavity between the bottle body (33) and the cover body (31), the cleaning pipe (35) is arranged in the stainless steel filter screen (34), an outer cavity is formed outside the stainless steel filter screen (34), and an inner cavity is formed inside the stainless steel filter screen.

4. A novel disassembly-free self-cleaning front-mounted filter device as claimed in claim 3, wherein a bottle body sealing ring (5) is arranged between the bottle body (33) and the cover body (31).

5. A novel disassembly-free self-cleaning prepositioned filter device according to claim 3, wherein a filter screen sealing ring (6) is arranged between the stainless steel filter screen (34) and the cover body (31).

6. A novel disassembly-free self-cleaning pre-filtering device as claimed in claim 3, wherein the water spraying holes of each cleaning pipe (35) are arranged in a conical shape, the flaring ends of the water spraying holes are positioned on the inner wall of the cleaning pipe, and the necking ends are positioned on the outer wall of the cleaning pipe.