CN115288277A

CN115288277A - Water storage device and use method thereof

Info

Publication number: CN115288277A
Application number: CN202211000928.0A
Authority: CN
Inventors: 孙博; 张云富; 刘晓静; 张朴; 孙敏哲
Original assignee: China Construction Eco Environmental Group Co Ltd
Current assignee: China Construction Eco Environmental Group Co Ltd
Priority date: 2022-08-19
Filing date: 2022-08-19
Publication date: 2022-11-04

Abstract

The invention relates to the technical field of water storage, in particular to a water storage device and a using method of the water storage device. The invention provides a water storage device, which comprises a water storage tank and an anti-blocking component, wherein the water storage tank is provided with a water storage inner cavity and a first rainwater inlet, the first rainwater inlet is communicated with the water storage inner cavity, and a first filter screen is arranged at the first rainwater inlet; the anti-blocking component is positioned outside the water storage tank and can discharge sundries on the first filter screen. According to the water storage device, the anti-blocking component is positioned outside the water storage tank, and the anti-blocking component is configured to discharge sundries on the first filter screen, so that the first filter screen is not easily blocked by the sundries, and the maintenance cost of the water storage device can be reduced.

Description

Water storage device and use method thereof

Technical Field

The invention relates to the technical field of water storage, in particular to a water storage device and a using method of the water storage device.

Background

In the aspect of water resource recycling, natural ways and artificial measures need to be comprehensively considered in modern urban landscapes, rainwater can be collected in urban areas to the greatest extent possible on the premise of ensuring the safety of urban drainage and waterlogging prevention, and the utilization of rainwater resources and ecological environment protection are promoted.

The rainwater needs to be saved to the water storage device after being collected to wait for use, and in the rainwater saving process, the water storage device can be used generally, the existing water storage device only plays a role in storing rainwater, the rainwater cannot be purified and filtered, the rainwater contains more sundries (such as leaves and silt), if the filter screen is adopted to filter the sundries, the sundries can block the filter screen, the water storage of the water storage device is influenced, and the maintenance cost of the water storage device can be increased.

Disclosure of Invention

The invention aims to provide a water storage device and a using method of the water storage device, which are used for preventing a filter screen from being blocked by sundries and reducing the maintenance cost of the water storage device.

The above object of the present invention can be achieved by the following technical solutions:

the present invention provides a water storage device comprising:

the water storage tank is provided with a water storage inner cavity and a first rainwater inlet, the first rainwater inlet is communicated with the water storage inner cavity, and a first filter screen is arranged at the first rainwater inlet;

and the anti-blocking component is positioned outside the water storage tank and is configured to discharge sundries on the first filter screen.

In one embodiment of the invention, the anti-blocking device further comprises a water control component, wherein the water control component is positioned between the water storage tank and the anti-blocking component, the water storage tank is communicated with the anti-blocking component through the water control component, the water control component is provided with a water delivery channel, a water inlet of the water control component, a water spraying opening and a water using opening, the water inlet of the water control component, the water spraying opening and the water using opening are all communicated with the water delivery channel, the anti-blocking component is provided with a cleaning opening, and the cleaning opening is communicated with the water spraying opening;

when the water control component is in a cleaning state, the water storage inner cavity is communicated with the water spray opening so that water is sprayed from the cleaning opening to wash away impurities on the first filter screen and discharge the impurities on the first filter screen; when the water control part is in a water using state, the water storage inner cavity is communicated with the water using port so as to use the water outlet to discharge water for the water unit to use.

In one embodiment of the present invention, a water control part includes:

the water delivery channel, the water inlet of the water control part, the water spray nozzle and the water using nozzle are arranged on the water delivery part;

a first controller;

the first electromagnetic valve is arranged between the water inlet and the water spray opening of the water control part and is connected with the first controller;

the second electromagnetic valve is arranged between the water inlet and the water using port of the water control part and is connected with the first controller;

the water pump is arranged in the water delivery channel and connected with the first controller.

In one embodiment of the invention, the water storage tank further comprises a turbidimeter, a sludge pump and a second controller, wherein the turbidimeter extends into the water storage inner cavity, the turbidimeter and the sludge pump are both electrically connected with the second controller, the sludge pump is provided with a sludge inlet and a sludge outlet, the bottom of the water storage tank is also provided with a sludge outlet, and the sludge outlet is communicated with the sludge inlet;

wherein, the second controller opens the sludge pump under the state that the turbidimeter detects the water turbidity in the inner chamber of retaining and is higher than the default to through the mud in the sludge outlet discharge inner chamber of retaining.

In one embodiment of the invention, the first filter screen is provided with a smooth chute, and the smooth chute is configured that when the cleaning opening sprays water, the impurities of the first filter screen are flushed to the smooth chute, so that the impurities are discharged along the smooth chute.

In one embodiment of the present invention, the first filter is disposed to be inclined with respect to a horizontal plane from a rear end to a front end thereof, the cleaning port is disposed to be adjacent to the rear end of the first filter and to be higher than the first filter, and a water spraying direction of the cleaning port is the same as an inclined direction of the first filter.

In one embodiment of the invention, the water storage tank is also provided with a water outlet, the water outlet is communicated with the water storage inner cavity, and the water control component is arranged in the water storage tank in a penetrating way through the water outlet so as to communicate the water storage tank with the anti-blocking component;

the water storage device further comprises a second filter screen, the second filter screen is located in the water storage inner cavity, the outer peripheral edge of the second filter screen is connected to the inner wall of the water storage tank, and the water inlet of the water control component is covered.

In one embodiment of the invention, the rainwater storage device further comprises a first filter tank and a second filter tank, the water storage tank is also provided with a second rainwater inlet, the second rainwater inlet is communicated with the water storage inner cavity, the first filter tank is arranged around the first rainwater inlet, and the second filter tank is arranged around the second rainwater inlet;

the first filter tank is provided with a first inner cavity, the first filter tank is also provided with an upper opening, a lower opening and an object discharge opening which are communicated with the first inner cavity, the object discharge opening is positioned on the outer peripheral wall of the first filter tank so that sundries of the first filter screen can be discharged through the object discharge opening, the upper opening is configured to receive rainwater, the lower opening is communicated with the water storage inner cavity, the first filter screen is arranged in the first inner cavity and positioned between the upper opening and the lower opening, and the outer periphery of the first filter screen is connected with the inner peripheral wall of the first filter tank;

the second filter tank is provided with a second inner cavity, a sundry inlet is formed in the peripheral wall of the second filter tank, the front end of the first filter screen is located at the lower edge of the sundry inlet, a water discharge port is formed in the lower end of the second filter tank and is communicated with the sundry outlet, the water discharge port is communicated with the water storage inner cavity, a third filter screen is arranged in the second inner cavity and is located between the sundry inlet and the water discharge port and is connected with the inner peripheral edge of the second filter tank through the outer peripheral edge of the third filter screen.

In one embodiment of the invention, the outer peripheral wall of the second filter tank is provided with a sundry taking-out door mounting opening, and the sundry taking-out door is arranged at the sundry taking-out door mounting opening in a sealing mode.

The invention also provides a using method of the water storage device, the using method of the water storage device adopts the water storage device, and the using method of the water storage device comprises the following steps:

rainwater is received through the upper opening of the first filter tank, so that the rainwater is filtered by the first filter screen and enters the water storage inner cavity of the water storage tank;

opening the first electromagnetic valve to close the second electromagnetic valve to enable the water control part to be in a cleaning state, communicating the water storage inner cavity with the water spray port to enable the cleaning port to spray water so as to flush out sundries on the first filter screen, and enabling the sundries on the first filter screen to enter the second filter tank through the material discharge port and the sundries inlet in sequence;

the second controller opens the sludge pump under the state that the turbidimeter detects that the turbidity of the water body in the water storage inner cavity is higher than the preset value, so that the sludge in the water storage inner cavity is discharged through the sludge outlet.

Advantageous effects

According to the water storage device, the anti-blocking component is positioned outside the water storage tank, and the anti-blocking component is configured to discharge sundries on the first filter screen, so that the filter screen (the first filter screen) is not easily blocked by the sundries, and the maintenance cost of the water storage device can be reduced.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.

FIG. 1 is a schematic view of a water storage device of the present invention;

FIG. 2 is a perspective view of the first filter and anti-clog feature of the present invention;

FIG. 3 is a schematic connection diagram of a first controller, a first solenoid valve, a second solenoid valve and a water pump according to the present invention;

FIG. 4 is a schematic view showing the connection of the turbidity meter, the sludge pump, the second controller and the water level meter according to the present invention.

Reference numerals and description:

1. a water storage tank; 11. a water storage inner cavity; 12. a first rainwater inlet; 13. a sludge outlet; 14. a second rainwater inlet; 15. a water outlet;

2. an anti-clogging member; 21. cleaning the opening;

3. a water control component; 31. a water delivery member; 311. a water delivery channel; 312. a water inlet of the water control part; 313. a water jet; 314. a water port is used; 32. a first controller; 33. a first solenoid valve; 34. a second solenoid valve; 35. a water pump;

4. a turbidimeter;

5. a sludge pump; 51. a sludge inlet; 52. a sludge outlet;

6. a second controller;

7. a first filtering tank; 71. a first lumen; 72. an upper opening; 73. a lower opening; 74. a material discharge port; 75. a first filter screen; 751. a smooth chute;

8. a second filter screen;

9. a second filter tank; 91. a second lumen; 92. a sundry inlet; 93. a third filter screen; 94. a sundries taking-out door;

10. a water level gauge;

l, the length direction of the smooth chute.

Detailed Description

The technical solutions of the present invention will be described clearly and completely with reference to the following embodiments, and it should be understood that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of 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 considered as limiting the present invention.

In the description of the present invention, the term "plurality" means two or more unless explicitly defined otherwise. The terms "mounted," "fixed," "connected," and the like are intended to be broadly construed, and for example, "connected" may be fixedly, detachably, or integrally connected. Specific meanings of the above terms in the embodiments of the present invention can be understood by those of ordinary skill in the art according to specific situations.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, features defined as "first" and "second" may explicitly or implicitly include one or more of the described features. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

Implementation mode one

As shown in fig. 1 to 4, the present invention provides a water storage device, which comprises a water storage tank 1 and an anti-blocking component 2 (or may be called as a high pressure flushing device), wherein the water storage tank 1 is provided with a water storage inner cavity 11 and a first rainwater inlet 12, the first rainwater inlet 12 is communicated with the water storage inner cavity 11, and a first filter screen 75 is arranged at the first rainwater inlet 12; the anti-blocking component 2 is positioned outside the water storage tank 1, and the anti-blocking component 2 can discharge sundries on the first filter screen 75.

In the water storage device, the anti-blocking part 2 can be positioned outside the water storage tank 1, and the anti-blocking part 2 is configured to discharge sundries on the first filter screen 75, so that the filter screen (the first filter screen 75) is not easily blocked by the sundries, and the maintenance cost of the water storage device can be reduced.

Specifically, water storage box 1 can be hollow structure and the bottom is the hourglass hopper-shaped of downward convergent, and first rainwater water inlet 12 can be located water storage box 1's upper end, and first filter screen 75 can be covered in first rainwater water inlet 12 department, can filter the rainwater that gets into in the retaining inner chamber 11.

Further, the water storage device may further include a water control part 3 located between the water storage tank 1 and the anti-clogging part 2, the water storage tank 1 is communicated with the anti-clogging part 2 through the water control part 3, the water control part 3 has a water delivery channel 311, a water inlet 312 of the water control part, a water spout 313 and a water use opening 314, the water inlet 312 of the water control part, the water spout 313 and the water use opening 314 are all communicated with the water delivery channel 311, the anti-clogging part 2 has a cleaning opening 21, the cleaning opening 21 is communicated with the water spout 313, wherein when the water control part 3 is in a cleaning state, the water storage inner cavity 11 is communicated with the water spout 313 so that the cleaning opening 21 sprays water to wash away impurities on the first filter screen 75, and the impurities on the first filter screen 75 are discharged; when the water control part 3 is in a water using state, the water storage inner cavity 11 is communicated with the water using port 314 so as to use the water using port 314 to discharge water for the water supplying unit to use.

That is, in practical implementation, the water control component 3 can be switched between a plurality of states, which can be a cleaning state, a water using state and a mixing state, wherein in the cleaning state, for example, when the first filter 75 needs to be cleaned due to more impurities on the first filter 75, water can be sprayed through the cleaning opening 21 of the anti-clogging component 2 to flush away the impurities on the first filter 75, so as to discharge the impurities on the first filter 75; in a water using state, rainwater stored in the water storage inner cavity 11 can be discharged through the water using port 314 so as to be used for water taking; in a mixed state, namely, the water storage inner cavity 11 is simultaneously communicated with the water spraying port 313 and the water using port 314, therefore, the sundries on the first filter screen 75 can be washed away, and simultaneously, water can be supplied for use, and the diversified requirements of users can be met.

In this embodiment, the anti-clogging element 2 may be a conventional water nozzle having a cleaning opening 21, and a plurality of water nozzles may be arranged side by side outside the reservoir 1. In other embodiments, the anti-blocking component 2 may also be a fan, and when the fan rotates, the fan can blow away the impurities on the first filter screen 75, so that the first filter screen 75 is not easily blocked by the impurities, and the maintenance cost of the water storage device can be reduced.

Specifically, as shown in fig. 1 and 3, the water control part 3 may include a water delivery member 31, a first controller 32, a first solenoid valve 33, a second solenoid valve 34, and a water pump 35, wherein the water delivery passage 311, a water inlet 312 of the water control part, a water spray opening 313, and a water use opening 314 are provided in the water delivery member 31; the first electromagnetic valve 33 is arranged between the water inlet 312 and the water outlet 313 of the water control part and is connected with the first controller 32; the second electromagnetic valve 34 is arranged between the water inlet 312 and the water using port 314 of the water control part and is connected with the first controller 32; the water pump 35 is arranged in the water delivery channel 311 and connected with the first controller 32, so that the water control component 3 can be conveniently switched among a plurality of states, specifically, in a cleaning state, the first electromagnetic valve 33 is opened, and the second electromagnetic valve 34 is closed; in the water using state, the first electromagnetic valve 33 is closed, and the second electromagnetic valve 34 is opened; in the mixing state, the first electromagnetic valve 33 and the second electromagnetic valve 34 are both opened, so that manual operation of a user is not needed, and the operation efficiency is improved; in each state of the water control unit 3, the water pump 35 may be turned on.

More specifically, the water delivery member 31 may be tubular, the water delivery member 31 has a first open end and a second open end, the first open end may be the water inlet 312 of the water control member, the second open end may be sleeved with a tee (or may be called a tee joint), in particular, one port of the tee is sleeved with the second open end, the other two ports of the tee may correspond to the water outlet 313 and the water using port 314, and the water pump 35 may be located upstream of the tee.

In an embodiment of the present invention, as shown in fig. 1 and 4, the water storage device may further include a turbidity meter 4, a sludge pump 5 and a second controller 6, the turbidity meter 4 extends into the water storage inner cavity 11, both the turbidity meter 4 and the sludge pump 5 are electrically connected to the second controller 6 (e.g., a PLC controller), the sludge pump 5 has a sludge inlet 51 and a sludge outlet 52, the bottom of the water storage tank 1 further has a sludge outlet 13, the sludge outlet 13 is communicated with the sludge inlet 51, wherein the second controller 6 opens the sludge pump 5 in a state that the turbidity meter 4 detects that the turbidity of the water in the water storage inner cavity 11 is higher than a preset value, so as to discharge the sludge in the water storage inner cavity 11 through the sludge outlet 13.

It can be understood that, in a specific application, although the first filter screen 75 can filter rainwater, some impurities such as fine silt still exist in the water storage inner cavity 11, and as time goes on, the impurities such as fine silt can be deposited to the bottom of the water storage inner cavity 11.

In some embodiments, the water storage device may further comprise a water level gauge 10 and a display, the water level gauge 10 extending into the water storage cavity 11, the water level gauge 10 and the display both being electrically connected to the second controller 6, the water level gauge 10 being configured to detect the water level in the water storage cavity 11, the display being configured to display the water level for a person to view through the display.

Further, as shown in fig. 1 and 2, the first filter 75 may be provided with a smooth chute 751, the smooth chute 751 may be configured such that when the cleaning opening 21 sprays water, the impurities of the first filter 75 are flushed to the smooth chute 751, so that the impurities are discharged along the smooth chute 751, the length direction L of the smooth chute 751 may be the same as the length direction of the first filter 75, and through the above-mentioned configuration, the impurities may be conveniently discharged, so that the impurities are not easily blocked by the first filter 75.

Further, first filter screen 75 can be by its rear end to its front end relative to the horizontal plane slope setting, inclination can be an acute angle, wash mouthful 21 and be close to the rear end setting of first filter screen 75, and be higher than first filter screen 75, and wash mouthful 21 water spray direction and first filter screen 75's incline direction the same, through above-mentioned structural setting, usable action of gravity makes wash mouthful 21 wash the upper surface of first filter screen 75, makes debris difficult for stopping at the upper surface of first filter screen 75, makes debris difficult for blockking up first filter screen 75, conveniently discharges debris.

In the embodiment, the water storage tank 1 can also be provided with a water outlet 15, the water outlet 15 is communicated with the water storage inner cavity 11, and the water control component 3 is arranged in the water storage tank 1 through the water outlet 15 so as to communicate the water storage tank 1 with the anti-blocking component 2; the water storage device can also comprise a second filter screen 8, the second filter screen 8 is positioned in the water storage inner cavity 11, the outer peripheral edge of the second filter screen 8 is connected to the inner wall of the water storage tank 1 and covers the water control component water inlet 312, and through the structure, the water which goes out of the water storage inner cavity 11 can be filtered again, so that the water control component water inlet 312 is not easy to be plugged.

Furthermore, the water storage device can also comprise a first filter tank 7 and a second filter tank 9, the first filter tank 7 and the second filter tank 9 can be integrally formed and arranged at the upper end of the water storage tank 1, the water storage tank 1 is also provided with a second rainwater inlet 14, the second rainwater inlet 14 is communicated with the water storage inner cavity 11, the first filter tank 7 is arranged at the first rainwater inlet 12 in a surrounding manner, and the second filter tank 9 is arranged at the second rainwater inlet 14 in a surrounding manner; the first filtering box 7 is provided with a first inner cavity 71, the first filtering box 7 is further provided with an upper opening 72, a lower opening 73 and an object discharging opening 74 which are communicated with the first inner cavity 71, the object discharging opening 74 is positioned on the outer circumferential wall of the first filtering box 7 so that the objects on the first filtering net 75 can be discharged through the object discharging opening 74, the upper opening 72 is configured to receive rainwater, the lower opening 73 is communicated with the water storage inner cavity 11, the first filtering net 75 is arranged in the first inner cavity 71 and positioned between the upper opening 72 and the lower opening 73, and the outer circumferential edge of the first filtering net 75 is connected with the inner circumferential wall of the first filtering box 7; the second filtering box 9 is provided with a second inner cavity 91, a sundries inlet 92 is arranged on the outer peripheral wall of the second filtering box 9, the front end of the first filtering net 75 is positioned at the lower edge of the sundries inlet 92, a water discharging port is arranged at the lower end of the second filtering box 9, the sundries inlet 92 is communicated with the sundries discharging port 74, the water discharging port is communicated with the water storage inner cavity 11, a third filtering net 93 is arranged in the second inner cavity 91, and the third filtering net 93 is positioned between the sundries inlet 92 and the water discharging port and is connected with the inner peripheral edge of the second filtering box 9 through the outer peripheral edge.

In the specific implementation, when the water control component 3 is in the cleaning state, the water storage cavity 11 is communicated with the water spray port 313 to enable the cleaning port 21 to spray water to wash away impurities on the first filter screen 75, the impurities on the first filter screen 75 sequentially enter the second cavity 91 of the second filter tank 9 through the material discharge port 74 and the impurity inlet 92 and wash towards the third filter screen 93, so that the impurities are convenient to collect, furthermore, because the water sprayed out of the cleaning port 21 can be divided into two parts to enter the water storage cavity 11, one part of the water enters the water storage cavity 11 through the first filter screen 75, and the other part of the water enters the water storage cavity 11 through the third filter screen 93, namely, the water sprayed out of the cleaning port 21 for washing away the impurities on the first filter screen 75 can return to the water storage cavity 11, and therefore, waste of water resources is avoided.

Furthermore, the outer peripheral wall of the second filtering box 9 may be provided with a sundries taking-out door mounting opening, and the sundries taking-out door 94 may be sealably provided at the sundries taking-out door mounting opening, for example, the sundries taking-out door 94 is hinged with the second filtering box 9 and is sealably matched with the sundries taking-out door mounting opening, thereby, when sundries need to be taken out, the sundries taking-out door 94 is opened to expose the sundries taking-out door mounting opening, so as to facilitate taking out the sundries.

As can be seen from the above, the water storage device of the present invention has at least the following technical effects:

1. the high-pressure flushing device is provided, so that the collected water can be repeatedly utilized to flush the first filter screen 75, the first filter screen 75 is not easy to be blocked, and water resources are fully saved;

2. sundries with larger diameters can be prevented from entering the water storage tank, and the maintenance cost is reduced;

3. through setting up smooth chute 751, during the washing, debris can be washed in smooth chute 751, further makes the difficult jam of filter screen (first filter screen 75).

Second embodiment

The invention also provides a use method of the water storage device, which adopts the water storage device in the first embodiment, and the use method of the water storage device comprises the following steps:

receiving rainwater through an upper opening 72 of the first filter tank 7, so that the rainwater is filtered by a first filter screen 75 and enters a water storage inner cavity 11 of the water storage tank 1;

the first electromagnetic valve 33 is opened to close the second electromagnetic valve 34, so that the water control part 3 is in a cleaning state, the water storage inner cavity 11 is communicated with the water spraying port 313, so that the cleaning port 21 sprays water to wash away impurities on the first filter screen 75, and the impurities on the first filter screen 75 enter the second filter tank 8 through the material discharging port 74 and the impurity inlet 92 in sequence;

the second controller 6 opens the sludge pump 5 in a state that the turbidity meter 4 detects that the turbidity of the water body in the water storage inner cavity 11 is higher than a preset value, so as to discharge the sludge in the water storage inner cavity 11 through the sludge outlet 13.

The specific structure, working principle and beneficial effect of the water storage device are the same as those of the first embodiment, and are not described again here.

In some embodiments, the method may further include closing the first electromagnetic valve 33, opening the second electromagnetic valve 34, so that the water control component 3 is in a water use state, and the water storage inner cavity 11 is communicated with the water using port 314, so as to use the water using port 314 to discharge water for use by the water supply unit.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the invention has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.

Claims

1. A water storage device, comprising:

the water storage tank (1) is provided with a water storage inner cavity (11) and a first rainwater inlet (12), the first rainwater inlet (12) is communicated with the water storage inner cavity (11), and a first filter screen (75) is arranged at the first rainwater inlet (12);

the anti-blocking component (2) is positioned outside the water storage tank (1), and the anti-blocking component (2) is configured to discharge sundries on the first filter screen (75).

2. A water storage device as claimed in claim 1, further comprising a water control member (3) located between the water storage tank (1) and the anti-clogging member (2), the water storage tank (1) being in communication with the anti-clogging member (2) through the water control member (3), the water control member (3) having a water delivery passage (311), a water control member water inlet (312), a water spout (313) and a water usage port (314), the water control member water inlet (312), the water spout (313) and the water usage port (314) all being in communication with the water delivery passage (311), the anti-clogging member (2) having a cleaning port (21), the cleaning port (21) being in communication with the water spout (313);

when the water control component (3) is in a cleaning state, the water storage inner cavity (11) is communicated with the water spraying port (313) so that the cleaning port (21) sprays water to wash away impurities on the first filter screen (75) and discharge the impurities on the first filter screen (75); when the water control component (3) is in a water using state, the water storage inner cavity (11) is communicated with the water using port (314) so that water is discharged from the water using port (314) and used by a water supplying unit.

3. A water storage device as claimed in claim 2, characterized in that said water control element (3) comprises:

the water conveying part (31), the water conveying channel (311), the water inlet (312) of the water control part, the water spraying port (313) and the water using port (314) are arranged on the water conveying part (31);

a first controller (32);

the first electromagnetic valve (33) is arranged between the water inlet (312) of the water control component and the water spraying opening (313) and is connected with the first controller (32);

the second electromagnetic valve (34) is arranged between the water inlet (312) of the water control part and the water using port (314) and is connected with the first controller (32);

and the water pump (35) is arranged on the water delivery channel (311) and is connected with the first controller (32).

4. The water storage device according to claim 2, further comprising a turbidimeter (4), a sludge pump (5) and a second controller (6), wherein the turbidimeter (4) extends into the water storage inner cavity (11), the turbidimeter (4) and the sludge pump (5) are both electrically connected with the second controller (6), the sludge pump (5) is provided with a sludge inlet (51) and a sludge outlet (52), the bottom of the water storage tank (1) is also provided with a sludge outlet (13), and the sludge outlet (13) is communicated with the sludge inlet (51);

wherein the second controller (6) opens the sludge pump (5) in a state that the turbidimeter (4) detects that the turbidity of the water body in the water storage inner cavity (11) is higher than a preset value, so as to discharge the sludge in the water storage inner cavity (11) through the sludge outlet (13).

5. A water storage device according to claim 2, wherein the first filter (75) is provided with a smooth chute (751), the smooth chute (751) is configured such that when the washing port (21) sprays water, the impurities of the first filter (75) are flushed to the smooth chute (751) so that the impurities are discharged along the smooth chute (751).

6. A water storage device as claimed in claim 2, wherein said first filter (75) is disposed with its rear end inclined with respect to the horizontal plane toward its front end, said cleaning port (21) is disposed near the rear end of said first filter (75) and higher than said first filter (75), and the water spraying direction of said cleaning port (21) is the same as the inclined direction of said first filter (75).

7. A water storage device as claimed in claim 2, wherein the water storage tank (1) further has a water outlet (15), the water outlet (15) is communicated with the water storage cavity (11), the water control member (3) is arranged through the water storage tank (1) through the water outlet (15) to communicate the water storage tank (1) with the anti-clogging member (2);

the water storage device further comprises a second filter screen (8), wherein the second filter screen (8) is located in the water storage inner cavity (11), the outer peripheral edge of the second filter screen (8) is connected to the inner wall of the water storage tank (1) and covers the water control component water inlet (312).

8. A water storage device as claimed in claim 1, further comprising a first filter tank (7) and a second filter tank (9), wherein the water storage tank (1) further has a second rainwater inlet (14), the second rainwater inlet (14) is communicated with the water storage inner chamber (11), the first filter tank (7) is enclosed at the first rainwater inlet (12), and the second filter tank (9) is enclosed at the second rainwater inlet (14);

the first filtering box (7) is provided with a first inner cavity (71), the first filtering box (7) is further provided with an upper opening (72), a lower opening (73) and an object discharging opening (74), the upper opening (72), the lower opening (73) and the object discharging opening (74) are communicated with the first inner cavity (71), the object discharging opening (74) is located on the outer peripheral wall of the first filtering box (7) so that impurities of the first filtering net (75) can be discharged through the object discharging opening (74), the upper opening (72) is configured to receive rainwater, the lower opening (73) is communicated with the water storage inner cavity (11), the first filtering net (75) is arranged in the first inner cavity (71) and located between the upper opening (72) and the lower opening (73), and the outer periphery of the first filtering net (75) is connected with the inner peripheral wall of the first filtering box (7);

second rose box (9) have second inner chamber (91), be equipped with debris import (92) on the periphery wall of second rose box (9), the front end of first filter screen (75) is located the lower limb of debris import (92), the lower extreme of second rose box (9) is equipped with the water discharge port, debris import (92) with arrange thing mouth (74) and be linked together, the water discharge port with retaining inner chamber (11) are linked together, be equipped with third filter screen (9) in second inner chamber (91), third filter screen (9) are located debris import (92) with between the water discharge port, and through its periphery with the internal perisporium of second rose box (9) meets.

9. A water storage device as claimed in claim 8, wherein the peripheral wall of the second filtering tank (9) is provided with a sundry taking-out door mounting opening, and a sundry taking-out door (94) is hermetically arranged at the sundry taking-out door mounting opening.

10. A method of using a water storage device, characterized in that it uses a water storage device according to any one of claims 1 to 9, comprising the following steps:

receiving rainwater through an upper opening (72) of the first filter tank (7) so that the rainwater is filtered by the first filter screen (75) and enters a water storage inner cavity (11) of the water storage tank (1);

opening a first electromagnetic valve (33) and closing a second electromagnetic valve (34) to enable the water control component (3) to be in a cleaning state, communicating the water storage inner cavity (11) with a water spraying port (313) to enable a cleaning port (21) to spray water so as to flush impurities on the first filter screen (75), and enabling the impurities on the first filter screen (75) to enter a second filter tank (9) through a material discharging port (74) and an impurity inlet (82) in sequence;

the second controller (6) detects at turbidimeter (4) that the water turbidity in retaining inner chamber (11) is higher than the state of default under opening sludge pump (5) to discharge through mud export (13) the mud in retaining inner chamber (11).