CN220609440U - Automatic liquid level compensation filter - Google Patents

Abstract

The utility model relates to the technical field of liquid level compensation filtering devices, and discloses an automatic liquid level compensation filter which comprises a first electric valve, a water storage tank, a second electric valve, a water source inlet pipe, a filtering tank body, a liquid level switch, a filtering guide pipe, a filtering barrel, a drain pipe, an emptying pipe and a liquid supplementing flushing pipe, wherein the first electric valve and the second electric valve are both arranged on the liquid supplementing flushing pipe. According to the utility model, the filter cartridge is arranged in the filter tank body, the water source can be filtered by the filter cartridge, the filter is discharged by the filter guide pipe, the liquid level switch plays a role in liquid level measurement, the second electric valve and the first electric valve can be controlled, when the liquid level is lower, the water source in the water storage tank can be automatically compensated in time, the drain pipe can drain the filter cartridge, the function of cleaning the filter cartridge without opening the filter is realized, the device can automatically control the function of supplementing liquid, cleaning can be completed without taking out the filter screen, and the functional convenience is better.

Description

Automatic liquid level compensation filter

Technical Field

The utility model relates to the technical field of liquid level compensation filter devices, in particular to an automatic liquid level compensation filter.

Background

The liquid filter is an indispensable device on a medium conveying pipeline, and is usually arranged at the inlet end of a pressure reducing valve, a pressure relief valve, a constant water level valve or other equipment to remove impurities in the medium so as to protect the normal use of the valve and the equipment; when fluid enters the filter cylinder provided with the filter screen with certain specification, impurities are blocked, clean filtrate is discharged from the filter outlet, and when the filter cylinder needs to be cleaned, the detachable filter cylinder is taken out, treated and reloaded.

The liquid filter can transmit the water source and filter, and at the filtration in-process, its internal water source water level of jar is manual input generally, and automatic liquid level compensation ability is not enough, and functional convenience is not enough, and the filter screen dismouting is clean comparatively loaded down with trivial details, and it is comparatively general to wash the convenience, for this we propose automatic liquid level compensation filter to solve above-mentioned problem.

Disclosure of Invention

(one) solving the technical problems

Aiming at the defects of the prior art, the utility model provides the automatic liquid level compensation filter which has the function of automatically controlling and supplementing liquid, can finish cleaning without taking out a filter screen, has the advantages of better functional convenience and the like, and solves the problems that the water level of a water source in a tank body is usually manually input, the automatic liquid level compensation capability is insufficient, the filter screen is relatively complicated to assemble and disassemble and clean, and the cleaning convenience is relatively general.

(II) technical scheme

In order to realize the function of automatically controlling and supplementing liquid, the cleaning can be completed without taking out a filter screen, and the aim of good functional convenience is fulfilled, the utility model provides the following technical scheme: the automatic liquid level compensation filter comprises a first electric valve, a water storage tank, a second electric valve, a water source inlet pipe, a filtering tank body, a liquid level switch, a filtering guide pipe, a filter cartridge, a drain pipe, an emptying pipe and a fluid supplementing flushing pipe;

the first electric valve and the second electric valve are both arranged on the fluid replacement flushing pipe, the water storage tank is arranged in the middle of the fluid replacement flushing pipe, the first electric valve is positioned above the second electric valve, the filter cartridge is positioned in the filter tank body, and the fluid replacement flushing pipe penetrates through the filter tank body and is communicated with the filter cartridge;

the water source inlet pipe and the filtering flow guide pipe are positioned at two sides of the filtering tank body, the water source inlet pipe is communicated with the filtering cylinder, the liquid level switch is positioned at the bottom of the side surface of the filtering tank body, one end of the blow-down pipe is communicated with the bottom of the filter cylinder, the other end of the blow-down pipe extends out of the filter cylinder body, and the blow-down pipe is positioned at the bottom of the side face of the filter cylinder body.

Preferably, the first electric valve and the second electric valve are respectively provided with an information connecting wire, and the other ends of the two information connecting wires are respectively communicated with the liquid level switch.

Preferably, the water source inlet pipe is lower than the filtering guide pipe, and the liquid level switch is higher than the emptying pipe.

Preferably, the outer sides of the emptying pipes are provided with control valves, and the height of the emptying pipes is lower than that of the sewage draining pipes.

Preferably, the liquid level switch and the second electric valve are mutually coupled, the second electric valve and the first electric valve are mutually coupled, and the second electric valve and the first electric valve are positioned on two sides of the water storage tank.

Preferably, the water source inlet pipe, the filtering honeycomb duct and the sewage drain pipe are all provided with mounting flanges at one side far away from the filtering tank body.

Preferably, the total volume of the filtering tank body is more than or equal to 340 liters.

Preferably, the bottom of the filter cartridge is conical, and the top of the drain pipe is positioned at the center of the bottom of the filter cartridge.

(III) beneficial effects

Compared with the prior art, the utility model provides an automatic liquid level compensation filter, which has the following beneficial effects:

1. according to the automatic liquid level compensation filter, a filter cartridge is arranged in a filter tank body, when sewage is led into the filter tank body through a water source inlet pipe, the filter cartridge is used for filtering first, after the filter tank body is filled with filtered water source, the filter is discharged through a filter guide pipe, in the process of filling the filter tank body with liquid, when the liquid level exceeds a liquid level switch, the liquid level switch is disconnected, a second electric valve which is mutually coupled with the liquid level switch is closed, a first electric valve is opened, at the moment, external liquid is injected into a water storage tank at a pressure higher than that in the filter tank body, and the first electric valve is closed after the filling; when the liquid in the filtering tank body is emptied by the emptying pipe and the liquid level is lower than the liquid level switch, the liquid level switch is turned on, the second electric valve which is mutually coupled with the liquid level switch is opened, the liquid in the water storage tank flows into the filtering tank body until the liquid level is higher than the liquid level switch, the second electric valve is closed, the first electric valve is opened to pressurize and fill the liquid into the water storage tank, the function of automatically supplementing the liquid to the filtering tank body is realized, and the device achieves the function of automatically controlling and supplementing the liquid.

2. This automatic liquid level compensation filter, when producing rubbish through setting up when straining the interior rubbish that produces of jar, evacuation pipe blowdown back, rubbish is by the water source reverse flushing, is discharged by the blow off pipe, realizes not opening the function that the filter washs the cartridge filter, and the evacuation pipe is used for totally discharging the usefulness with the internal liquid of filtration jar, makes the device reach and need not to take out the filter screen and can accomplish cleanly, and functional convenience is better.

Drawings

FIG. 1 is a schematic elevational view of the structure of the present utility model;

FIG. 2 is a schematic view of a connection structure between a filter cartridge and a drain pipe according to the present utility model;

FIG. 3 is a schematic view in partial cross-section of the structure of the present utility model;

fig. 4 is a schematic cross-sectional elevation view of the structure of the present utility model.

In the figure: 1. a first electrically operated valve; 2. a water storage tank; 3. a second electrically operated valve; 4. a water source inlet pipe; 5. an information connecting line; 6. a filtering tank body; 7. a liquid level switch; 8. filtering the honeycomb duct; 9. a filter cartridge; 10. a blow-down pipe; 11. an evacuation tube; 12. a fluid replacement flushing pipe; 13. a control valve; 14. and (5) mounting a flange.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, the automatic liquid level compensation filter comprises a first electrically operated valve 1, a water storage tank 2, a second electrically operated valve 3, a water source inlet pipe 4, a filtering tank 6, a liquid level switch 7, a filtering guide pipe 8, a filtering cylinder 9, a sewage drain pipe 10, an emptying pipe 11 and a fluid supplementing flushing pipe 12;

the first electric valve 1 and the second electric valve 3 are both arranged on the fluid replacement flushing pipe 12, the water storage tank 2 is arranged in the middle of the fluid replacement flushing pipe 12, the first electric valve 1 is positioned above the second electric valve 3, the filter cartridge 9 is positioned in the filter tank body 6, and the fluid replacement flushing pipe 12 penetrates through the filter tank body 6 and is communicated with the filter cartridge 9;

the water source inlet pipe 4 and the filtering flow guide pipe 8 are positioned at two sides of the filtering tank body 6, the water source inlet pipe 4 is communicated with the filtering cylinder 9, the liquid level switch 7 is positioned at the bottom of the side surface of the filtering tank body 6, one end of the blow-down pipe 10 is communicated with the bottom of the filtering cylinder 9, the other end of the blow-down pipe 10 extends out of the filtering tank body 6, and the emptying pipe 11 is positioned at the bottom of the side surface of the filtering tank body 6;

the beneficial effects to be expressed by the scheme are as follows: through being equipped with cartridge filter 9 in the inside of filtering jar body 6, the water source can be filtered by cartridge filter 9, by filtering honeycomb duct 8 discharge filter again, liquid level switch 7 plays the liquid level measurement effect, steerable second electrically operated valve 3 and first electrically operated valve 1, when the liquid level is lower, the water source in the water storage tank 2 can in time carry out automatic compensation, blowdown in the empty pipe 11 can be to cartridge filter 9, realize not opening the function that the filter washs cartridge filter 9, make the device reach the function of automatic control replenishment liquid, need not to take out the filter screen and can accomplish cleanly, the functional convenience is better.

Further, the first electric valve 1 and the second electric valve 3 are respectively provided with an information connecting wire 5, and the other ends of the two information connecting wires 5 are respectively communicated with a liquid level switch 7;

through setting up information connection line 5, make first electric valve 1 and second electric valve 3 all can with liquid level switch 7 electric connection to make liquid level switch 7 when measuring the liquid level, but feedback control first electric valve 1 and second electric valve 3, the automatic liquid level compensation of device is stable, and the practicality is better.

Further, the water source inlet pipe 4 is lower than the filtering guide pipe 8, and the liquid level switch 7 is higher than the emptying pipe 11;

through setting up the height of water source entry pipe 4 and being less than filtering honeycomb duct 8, make the filtration water conservancy diversion that filters honeycomb duct 8 keep stable, the filter effect is better, and liquid level switch 7 position is higher than evacuation pipe 11 to make after the evacuation pipe 11 drainage, little to liquid level switch 7 influence, equipment position installation is reasonable stable.

Further, the outer sides of the emptying pipes 11 are provided with control valves 13, and the height of the emptying pipes 11 is lower than that of the sewage pipes 10;

by arranging the control valve 13, the drain pipe 11 has better drain control capability, and the height of the drain pipe 11 is lower than that of the drain pipe 10, so that the drain pipe 11 can drain the water source in the tank body stably.

Further, the liquid level switch 7 is mutually coupled with the second electric valve 3, the second electric valve 3 is mutually coupled with the first electric valve 1, and the second electric valve 3 and the first electric valve 1 are positioned at two sides of the water storage tank 2;

through setting up liquid level switch 7 and second electric valve 3 intercoupling effect, second electric valve 3 and first electric valve 1 intercoupling effect, make liquid level switch 7's switch can drive second electric valve 3 and carry out switching operation, and simultaneously second electric valve 3's switch can drive the first electric valve 1 switch of control, and then can make the internal automatization liquid level compensation of device jar, has increased the practicality of device.

Further, the water source inlet pipe 4, the filtering guide pipe 8 and the sewage pipe 10 are respectively provided with a mounting flange 14 at one side far away from the filtering tank body 6;

by arranging the mounting flange 14, the water source inlet pipe 4, the filtering flow guide pipe 8 and the blow-off pipe 10 can be stably and hermetically mounted, and the water source flow guide of the device is stable.

Further, the total volume of the filtering tank body 6 is more than or equal to 340 liters;

the total volume of the filtering tank body 6 is more than or equal to 340 liters, so that the volume of the filtering tank body 6 is relatively large, and the flow guide of a filtering water source is stable.

Further, the bottom of the filter cartridge 9 is conical, and the top of the drain pipe 10 is positioned at the center of the bottom of the filter cartridge 9;

the bottom through setting up cartridge filter 9 is the awl shape to make cartridge filter 9 when carrying out reverse impact, its inside rubbish can be by cartridge filter 9 conical fill, in stable water conservancy diversion to blow off 10, has increased abluent convenience of device blowdown and practicality.

It should be noted that, each device in this application is common market equipment, can select according to the demand when specifically using, and the circuit connection relation of each device all belongs to simple series connection, parallel connection circuit, does not have innovation point at this circuit connection, and the realization that the technical staff can be comparatively easy belongs to prior art, and is not repeated.

Working principle: through being equipped with the cartridge filter 9 in the inside of filtering the tank body 6, when the water source inlet pipe 4 guides the sewage into the filtering tank body 6, filter by cartridge filter 9 at first, after the water source after filtering is filled up and filters the tank body 6, discharge the filter by filtering the honeycomb duct 8, in the course of filling up the filtering tank body 6 with liquid, when the liquid level exceeds the liquid level switch 7, the liquid level switch 7 opens, the second electric valve 3 of the mutual coupling interaction with liquid level switch 7 is closed, the first electric valve 1 is opened, at this moment the external liquid will be poured into the water storage tank 2 with the pressure higher than filtering the tank body 6, the first electric valve 1 is closed after filling up; when the liquid in the filtering tank body 6 is emptied through the emptying pipe 11 and the liquid level is lower than the liquid level switch 7, the liquid level switch 7 is turned on, the second electric valve 3 which is in mutual coupling action with the liquid level switch 7 is opened, the liquid in the water storage tank 2 flows into the filtering tank body 6 until the liquid level is higher than the liquid level switch 7, the second electric valve 3 is closed, and the first electric valve 1 is opened to pressurize and fill the liquid in the water storage tank 2, so that the function of automatically supplementing the liquid amount to the filtering tank body 6 is realized; when the filter cylinder 9 is internally provided with garbage, the emptying pipe 11 is used for flushing the garbage reversely by a water source and discharging the garbage by the sewage discharging pipe 10, so that the function of cleaning the filter cylinder 9 without opening the filter is realized, the emptying pipe 11 is used for completely discharging the liquid in the filter tank 6, the device can automatically control the liquid supplementing function, the cleaning can be completed without taking out the filter screen, the functional convenience is good, the problem that the water level of the water source in the tank is usually manually input, the automatic liquid level compensation capability is insufficient, the disassembly and assembly of the filter screen are relatively complicated, and the cleaning convenience is relatively general is solved.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (8)

1. Automatic liquid level compensation filter, its characterized in that: the device comprises a first electric valve (1), a water storage tank (2), a second electric valve (3), a water source inlet pipe (4), a filtering tank body (6), a liquid level switch (7), a filtering guide pipe (8), a filtering cylinder (9), a blow-down pipe (10), an emptying pipe (11) and a fluid supplementing flushing pipe (12);

the first electric valve (1) and the second electric valve (3) are both arranged on the fluid infusion flushing pipe (12), the water storage tank (2) is arranged in the middle of the fluid infusion flushing pipe (12), the first electric valve (1) is positioned above the second electric valve (3), the filter cartridge (9) is positioned in the filter tank body (6), and the fluid infusion flushing pipe (12) penetrates through the filter tank body (6) and is communicated with the filter cartridge (9);

the utility model discloses a filter tank, including filtering jar body (6), filter honeycomb duct (8), water source entry pipe (4), liquid level switch (7), drain pipe (10), filter jar body (6) are located to water source entry pipe (4) and filter honeycomb duct (8) both sides of filtering jar body (6), water level switch (7) are located the bottom of filtering jar body (6) side, the one end of drain pipe (10) communicates in the bottom of cartridge filter (9), the other end of drain pipe (10) extends and filters jar body (6), evacuation pipe (11) are located the bottom of filtering jar body (6) side.

2. The automatic liquid level compensation filter of claim 1, wherein: the first electric valve (1) and the second electric valve (3) are respectively provided with an information connecting wire (5), and the other ends of the two information connecting wires (5) are respectively communicated with a liquid level switch (7).

3. The automatic liquid level compensation filter of claim 1, wherein: the height of the water source inlet pipe (4) is lower than that of the filtering guide pipe (8), and the height of the liquid level switch (7) is higher than that of the emptying pipe (11).

4. The automatic liquid level compensation filter of claim 1, wherein: the outside of evacuation pipe (11) all is equipped with control valve (13), the height of evacuation pipe (11) is less than blow off pipe (10).

5. The automatic liquid level compensation filter of claim 1, wherein: the liquid level switch (7) and the second electric valve (3) are mutually coupled, the second electric valve (3) and the first electric valve (1) are mutually coupled, and the second electric valve (3) and the first electric valve (1) are positioned on two sides of the water storage tank (2).

6. The automatic liquid level compensation filter of claim 1, wherein: and one side, far away from the filtering tank body (6), of the water source inlet pipe (4), the filtering guide pipe (8) and the blow-off pipe (10) is provided with a mounting flange (14).

7. The automatic liquid level compensation filter of claim 1, wherein: the total volume of the filtering tank body (6) is more than or equal to 340 liters.

8. The automatic liquid level compensation filter of claim 1, wherein: the bottom of the filter cartridge (9) is conical, and the top of the blow-off pipe (10) is positioned at the center of the bottom of the filter cartridge (9).