CN113967388B

CN113967388B - Back-flushing type water filter

Info

Publication number: CN113967388B
Application number: CN202111145524.6A
Authority: CN
Inventors: 罗家力
Original assignee: Cixi Yuanda Environmental Protection Technology Co ltd
Current assignee: Cixi Yuanda Environmental Protection Technology Co ltd
Priority date: 2021-09-28
Filing date: 2021-09-28
Publication date: 2022-11-22
Anticipated expiration: 2041-09-28
Also published as: CN113967388A

Abstract

The utility model provides a backwashing water filter, includes the box, install the barrel in the box, install a plurality of filter cores in the barrel, the left side of box is provided with the water inlet, be provided with the catch basin that is located barrel right-hand member downside in the box, the water inlet has been seted up to the upper end of catch basin, still be provided with the water drainage tank that is located the catch basin right side in the box, the right side of water drainage tank is provided with the delivery port, be provided with the outlet with the inside intercommunication of water drainage tank on the outer wall of catch basin, it is provided with the kickboard to slide on the inner wall of water drainage tank, the last lateral wall fixedly connected with of kickboard runs through the connecting rod of lateral wall on the water drainage tank. When the filter element is blocked, the first switch is pressed by downwards moving the pressing plate to enable the flushing pipe to be in contact with the filter element, and water is pumped out to back flush the filter element, so that the filter element is cleaned, the normal operation of water purification is ensured, flushed impurities are collected, and the centralized treatment is facilitated.

Description

Back-flushing type water filter

Technical Field

The invention relates to the technical field of water treatment, in particular to a back-flushing type water body filter.

Background

The water treatment mode comprises physical treatment and chemical treatment. The mode of human being's water treatment has been quite a lot of years history, and the physical method includes utilizing the different filter media of various aperture sizes, utilizes absorption or separation mode, gets rid of the impurity in aquatic outside, and the more important person in the absorption mode is for adsorbing with active carbon, and separation method is to pass through the filter media with water, lets the impurity of bigger volume can't pass through, and then obtains comparatively clean water. In addition, the physical method also comprises a precipitation method, namely, impurities with smaller specific gravity are floated on the water surface and fished out, or impurities with larger specific gravity are precipitated under the water surface, and then the method is obtained. The chemical method is to convert the impurities in water into substances which are less harmful to human bodies by various chemicals or concentrate the impurities, and the longest historical chemical treatment method can be that alum is added into water, and after the impurities in the water are collected, the volume is increased, and then the impurities can be removed by a filtration method.

The water treatment aims at improving the water quality to reach a certain water quality standard, a common water body filter mode is adopted for purifying the water body, a physical method comprises the steps that filter elements with various specifications are used for adsorbing impurities, the filter elements are blocked when the water treatment device is used for a long time, the filter elements are generally taken out manually at present for cleaning and replacing, inconvenience is caused, and the water discharge and use are influenced if the filter elements are not cleaned and replaced in time.

Disclosure of Invention

The invention aims to solve the problems in the background art and provides a backwashing water body filter.

In order to achieve the purpose, the invention adopts the following technical scheme:

the utility model provides a back flush type water filter, includes the box, install the barrel in the box, install a plurality of filter cores in the barrel, the left side of box is provided with the water inlet, be provided with the catch basin that is located barrel right-hand member downside in the box, the water inlet has been seted up to the upper end of catch basin, still be provided with the water drainage tank that is located the catch basin right side in the box, the right side of water drainage tank is provided with the delivery port, be provided with the outlet with the inside intercommunication of water drainage tank on the outer wall of catch basin, it is provided with the kickboard to slide on the inner wall of water drainage tank, the last lateral wall fixedly connected with of kickboard runs through the connecting rod of lateral wall on the water drainage tank, the upper end fixedly connected with trapezoidal piece of connecting rod, the last lateral wall fixedly connected with deflector of box, it is provided with the flushing pipe to slide in the deflector, the flushing pipe has the water pump through water piping connection, the last lateral wall fixedly connected with casing of box, the upper end fixedly connected with of trapezoidal extends to the pressing plate in the casing, install the pressing plate that is located board tip switch one of plate downside in the casing, switch one is connected with through the wire and is connected with the water pump, be provided with in the collection mechanism that is located the barrel right side in the casing.

Preferably, the width of the trapezoid block is gradually reduced from top to bottom, and the right end of the flushing pipe is in an arc shape and is in contact with the inclined plane of the trapezoid block.

Preferably, the collecting mechanism comprises a collecting box inserted on the upper side of the box body, a collecting groove is arranged in the collecting box, a reset spring is fixedly connected between the outer wall of the collecting box and the upper side wall of the box body, the outer wall of the collecting box is in contact with the outer wall of the barrel body, a magnet plate is fixedly connected to the upper end of the collecting box, an electromagnet located on the upper side of the magnet plate is fixedly mounted in the shell body and is connected with a first switch through a wire, a groove is formed in one side, close to the barrel body, of the collecting box, a baffle is arranged in the groove in a sliding mode, a drain outlet is formed in the baffle, and an opening matched with the size of the drain outlet is formed in the inner wall of the groove.

Preferably, the inner top wall of the groove is provided with a sliding groove, the upper end of the baffle is located in the sliding groove, an expansion spring is fixedly connected between the upper end of the baffle and the inner bottom wall of the sliding groove, a top plate located on the lower side of the collecting box is fixedly connected in the box, and the lower side wall of the collecting box is provided with a through groove communicated with the inside of the groove and matched with the size of the top plate.

Preferably, the back lateral wall of collecting the box has been seted up and has been taken out the mouth, the back lateral wall of collecting the box rotates and is connected with and is located the door plant of taking out the mouthful outside, the back lateral wall fixedly connected with limiting plate of collecting the box, it is provided with the cardboard to slide on the limiting plate, the last lateral wall of door plant seted up with cardboard assorted bayonet socket.

Preferably, the outer wall of the cylinder body is fixedly sleeved with a toothed ring, a telescopic rod is fixedly mounted in the shell, a toothed plate matched with the toothed ring is fixedly connected to the driving end of the telescopic rod vertically downwards, a second switch located on the lower side of the pressing plate is arranged in the shell, the second switch is connected with the telescopic rod through a wire, and the height of the second switch is lower than that of the first switch.

Preferably, the first switch and the second switch both adopt time delay switches.

Compared with the prior art, this back-flushing formula water filter's advantage lies in:

1. the filter element cleaning device is provided with a floating plate, a connecting rod, a trapezoidal block, a flushing pipe, a pressing plate, a first switch and a water pump, when the filter element is blocked due to excessive impurities, the efficiency of purifying water is reduced, the water in a drainage groove can be gradually reduced along with the use of the water, the height of the floating plate is reduced, the floating plate, the connecting rod and the trapezoidal block move downwards under the action of gravity, the trapezoidal block extrudes the flushing pipe to move towards the left side, the end part of the flushing pipe is contacted with the right end of the filter element, meanwhile, the pressing plate presses the first switch, the water pump is electrified to work, external purified water is pumped out from the end part of the flushing pipe to back flush the filter element, and the impurities in the filter element are sprayed out from the left end of the filter element to clean the filter element;

2. when the first switch is pressed by the pressing plate, one side of the electromagnet opposite to the magnet plate is electrified to generate magnetism the same as that of the magnet plate, the magnet plate and the collecting box are pushed to move downwards through magnetic repulsion force until the left end of the uppermost filter element corresponds to the position of the through hole, the baffle plate is jacked upwards by the top plate until the through hole is opposite to the discharge hole, and impurities flushed out by the filter element can fall into the collecting box for collection;

3. the collecting groove is provided with a taking-out port, when the collecting groove needs to be taken out, the clamping plate is upwards slid to be separated from the bayonet, the door plate is rotated outwards, the collecting groove can be taken out from the taking-out port, and therefore sundries can be conveniently cleaned;

4. the second switch, the telescopic rod, the toothed plate and the toothed ring are arranged, when the filter element cleaning effect is not obvious, the water level in the discharge groove is continuously reduced, the pressing plate is continuously reduced to press the second switch, the telescopic rod is electrified to start working, the driving end of the telescopic rod extends out to drive the toothed plate to move downwards, the toothed ring and the cylinder body are driven to rotate through meshing of the toothed plate and the toothed ring, and switching of the filter element communicated with the water inlet is achieved;

in conclusion, when the filter element is blocked, the first switch is pressed by downwards moving the pressing plate to enable the flushing pipe to be in contact with the filter element, water is pumped out to back flush the filter element, the filter element is cleaned, normal operation of water purification is guaranteed, flushed impurities are collected, and centralized treatment is facilitated.

Drawings

FIG. 1 is a schematic structural view of a backwash type water filter according to the present invention;

FIG. 2 is an enlarged view of the structure of portion A of FIG. 1;

FIG. 3 is a right side view of a collection box in a back-flushing water filter according to the present invention;

FIG. 4 is a left side view of a collection box in a back-flushing water filter according to the present invention;

fig. 5 is a side view of a cartridge in a back-flushing water filter according to the present invention.

In the figure: the filter comprises a box body 1, a barrel body 2, a filter element 3, a water inlet 4, a water storage tank 5, a water outlet 6, a water outlet 7, a floating plate 8, a connecting rod 9, a trapezoidal block 10, a guide plate 11, a flushing pipe 12, a pressing plate 13, a first switch 14, a second switch 15, a water pump 16, an electromagnet 17, an expansion spring 18, a collection box 19, a return spring 20, a top plate 21, a baffle 22, a sewage discharge outlet 23, a through opening 24, a shell 25, an expansion rod 26, a toothed plate 27, a toothed ring 28, a door plate 29, a take-out outlet 30, a clamping plate 31 and a limiting plate 32.

Detailed Description

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.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

Referring to fig. 1-5, a back-flushing type water filter, including box 1, install barrel 2 in the box 1, install a plurality of filter cores 3 in the barrel 2, the left side of box 1 is provided with water inlet 4, be provided with catch basin 5 that is located barrel 2 right-hand member downside in the box 1, the water inlet has been seted up to the upper end of catch basin 5, still be provided with the water drainage tank that is located catch basin 5 right side in the box 1, the right side of water drainage tank is provided with delivery port 7, be provided with outlet 6 with the inside intercommunication of water drainage tank on the outer wall of catch basin 5, outside water source gets into from water inlet 4, only have a filter core 3 and water inlet 4 intercommunication on the barrel 2, water and the contact of filter core 3 carry out the filtration purification work, later discharge from the right-hand member of barrel 2 fall into to catch basin 5 from the water inlet, discharge from outlet 6 to the water drainage tank in, can discharge water through delivery port 7 and use during the follow-up use.

The inner wall of the drainage channel is provided with a floating plate 8 in a sliding mode, the upper side wall of the floating plate 8 is fixedly connected with a connecting rod 9 penetrating through the upper side wall of the drainage channel, the upper end of the connecting rod 9 is fixedly connected with a trapezoidal block 10, the width of the trapezoidal block 10 is gradually reduced from top to bottom, the right end of a flushing pipe 12 is arranged in an arc shape and is in contact with the inclined surface of the trapezoidal block 10, the upper side wall of a box body 1 is fixedly connected with a guide plate 11, the flushing pipe 12 is arranged in the guide plate 11 in a sliding mode, the flushing pipe 12 is connected with a water pump 16 through a water pipe, the upper side wall of the box body 1 is fixedly connected with a shell 25, the upper end of the trapezoidal block 10 is fixedly connected with a pressing plate 13 extending into the shell 25, a switch 14 located on the lower side of the end portion of the pressing plate 13 is installed in the shell 25, the switch 14 is connected with the water pump 16 through a lead, the lead is also connected with an external power supply, when the impurities on the filter element 3 are too much and blocked, the efficiency of purified water is reduced, the water in the tank can be gradually reduced along with the water in the use, the water in the flushing pipe 3, the floating plate 8 is discharged from the left end portion of the filter element 3, the filter element is cleaned by the water pump, and discharged from the cleaning water, and discharged from the left end of the filter element 3, and cleaned water pump, and cleaned by the filter element 3, and cleaned water pump, and cleaned by the filter element 12, and cleaned water pump, and cleaned water is discharged from the filter element 3.

Be provided with the collection mechanism that is located barrel 2 right side in the casing 25, collection mechanism is including inserting the collection box 19 of establishing at box 1 upside, the collecting vat has been placed in collecting box 19, fixedly connected with reset spring 20 between the outer wall of collection box 19 and the last lateral wall of box 1, the outer wall of collecting box 19 contacts with the outer wall of barrel 2, the upper end fixedly connected with magnet plate of collecting box 19, fixedly mounted has the electro-magnet 17 that is located the magnet plate upside in the casing 25, electro-magnet 17 is connected with switch 14 through the wire, the wire still is connected with external power supply, when pressing down the pressure board 13 and carrying out the pressing of switch 14, electro-magnet 17 and the relative one side circular telegram of magnet plate produce with the same magnetism of magnet plate, promote magnet plate and collect box 19 through magnetic repulsion and move down, until the filter core 3 left end of the top is corresponding with the position of opening 24, the outer wall of collecting box 19 contacts with the outer wall of barrel 2, guaranteed that filter core 3 can not fall into in water inlet 4 when carrying out the back flush.

One side of collecting box 19 and being close to barrel 2 is seted up flutedly, it is provided with baffle 22 to slide in the recess, drain 23 has been seted up on the baffle 22, set up on the inner wall of recess with drain 23 size assorted opening 24, the spout has been seted up to the interior roof of recess, the upper end of baffle 22 is located the spout, and fixedly connected with expanding spring 18 between the upper end of baffle 22 and the interior diapire of spout, fixedly connected with is located the roof 21 of collecting box 19 downside in box 1, collect the lower lateral wall of box 19 and set up with the inside intercommunication of recess and with roof 21 size assorted logical groove, when collecting box 19 and moving down, roof 21 inserts to logical inslot, roof 21 carries out expanding spring 18's compression with baffle 22 jack-up, until opening 24 is corresponding with drain 23's position, the impurity of 3 back flush in-process discharge of filter core can get into collecting box 19 through drain 23 and opening 24 at this moment, fall into the collecting box 19 and collect, follow-up manual work takes out and can clear up, 14 outage after a certain time, collect box 19 and move, baffle 22 moves back and carry out the closure of opening.

The rear side wall of collecting box 19 has seted up out mouth 30, the rear side wall of collecting box 19 rotates and is connected with the door plant 29 that is located out the mouth 30 outside, the rear side wall fixedly connected with limiting plate 32 of collecting box 19, it is provided with cardboard 31 to slide on the limiting plate 32, the last lateral wall of door plant 29 seted up with cardboard 31 assorted bayonet socket, when needs carry out taking out of collecting vat, upwards slide cardboard 31, make cardboard 31 break away from in the bayonet socket, door plant 29 is rotated to the outside, can follow and take out the collecting vat in the mouth 30.

The fixed cover is equipped with ring gear 28 on the outer wall of barrel 2, fixed mounting has telescopic link 26 in the casing 25, the vertical downward fixedly connected with of drive end of telescopic link 26 and ring gear 28 assorted pinion rack 27, be provided with switch two 15 that is located the push plate 13 downside in the casing 25, switch two 15 is connected with telescopic link 26 through the wire, switch two 15 highly is less than switch one 14's height, switch one 14 and switch two 15 all adopt the time delay switch, the time delay switch is the intelligent subassembly of automatic outage after pressing down a period of time, can realize the automatic outage after the certain time, when filter core 3 clearance effect is not obvious, the water level in the discharge tank lasts to reduce, push plate 13 lasts to reduce and carries out the pressing of switch two 15, make telescopic link 26 circular telegram begin work, the drive end of telescopic link 26 stretches out and drives ring gear 27 and moves down, mesh through pinion rack 27 and ring gear 28 drives ring gear 28 and barrel 2 and rotates, realize the switching of filter core 3 with water inlet 4 intercommunication, make water purification work normally go on all the time.

Further, unless otherwise specifically stated or limited, the above-described fixed connection is to be understood in a broad sense, and may be, for example, welded, glued, or integrally formed as is conventional in the art.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims

1. The back flushing type water filter comprises a box body (1) and is characterized in that a cylinder body (2) is installed in the box body (1), a plurality of filter elements (3) are installed in the cylinder body (2), a water inlet (4) is formed in the left side of the box body (1), a water storage tank (5) located on the lower side of the right end of the cylinder body (2) is arranged in the box body (1), a water inlet is formed in the upper end of the water storage tank (5), a water drainage tank located on the right side of the water storage tank (5) is further arranged in the box body (1), a water outlet (6) communicated with the inside of the water drainage tank is formed in the right side of the water drainage tank (7), a floating plate (8) is arranged on the inner wall of the water drainage tank in a sliding mode, a connecting rod (9) penetrating through the upper side wall of the water drainage tank is fixedly connected to the upper side wall of the floating plate (8), a trapezoidal block (10) is fixedly connected to the upper end of the connecting rod (9), a guide plate (11) is fixedly connected to the upper side wall of the box body (1), a flushing pipe (12) is arranged in the guide plate (11), a water pump (12) is connected to a shell (25) through a water pipe (16), and a shell body (25) is fixedly connected to the upper end of the shell (13), a first switch (14) which is positioned on the lower side of the end part of the pressing plate (13) is installed in the shell (25), the first switch (14) is connected with a water pump (16) through a conducting wire, and a collecting mechanism which is positioned on the right side of the barrel body (2) is arranged in the shell (25).

2. A backwash type water filter as claimed in claim 1 wherein the width of the trapezoidal block (10) is gradually reduced from top to bottom and the right end of the flushing pipe (12) is arranged in an arc shape and contacts with the inclined surface of the trapezoidal block (10).

3. The back-flushing type water filter is characterized in that the collecting mechanism comprises a collecting box (19) inserted on the upper side of the box body (1), a collecting groove is placed in the collecting box (19), a reset spring (20) is fixedly connected between the outer wall of the collecting box (19) and the upper side wall of the box body (1), the outer wall of the collecting box (19) is in contact with the outer wall of the barrel body (2), a magnet plate is fixedly connected to the upper end of the collecting box (19), an electromagnet (17) located on the upper side of the magnet plate is fixedly installed in the shell (25), the electromagnet (17) is connected with the switch I (14) through a wire, a groove is formed in one side, close to the barrel body (2), of the collecting box (19), a baffle plate (22) is arranged in the groove in a sliding mode, a drain outlet (23) is formed in the baffle plate (22), and a through hole (24) matched with the drain outlet (23) in size is formed in the inner wall of the groove.

4. A back-flushing type water filter according to claim 3, wherein the inner top wall of the groove is provided with a sliding groove, the upper end of the baffle plate (22) is positioned in the sliding groove, a telescopic spring (18) is fixedly connected between the upper end of the baffle plate (22) and the inner bottom wall of the sliding groove, a top plate (21) positioned at the lower side of the collecting box (19) is fixedly connected in the box body (1), and the lower side wall of the collecting box (19) is provided with a through groove which is communicated with the inside of the groove and is matched with the size of the top plate (21).

5. A back-flushing type water filter according to claim 3, wherein the rear side wall of the collecting box (19) is provided with an outlet (30), the rear side wall of the collecting box (19) is rotatably connected with a door plate (29) located outside the outlet (30), the rear side wall of the collecting box (19) is fixedly connected with a limiting plate (32), the limiting plate (32) is provided with a clamping plate (31) in a sliding manner, and the upper side wall of the door plate (29) is provided with a bayonet matched with the clamping plate (31).

6. A backwash type water filter according to claim 1, wherein a toothed ring (28) is fixedly sleeved on the outer wall of the cylinder body (2), a telescopic rod (26) is fixedly installed in the housing (25), a toothed plate (27) matched with the toothed ring (28) is fixedly connected to the driving end of the telescopic rod (26) vertically and downwards, a second switch (15) positioned on the lower side of the pressing plate (13) is arranged in the housing (25), the second switch (15) is connected with the telescopic rod (26) through a conducting wire, and the height of the second switch (15) is lower than that of the first switch (14).

7. A backwash type water filter as claimed in claim 1 wherein the first switch (14) and the second switch (15) are each time delay switches.