CN216073387U - Intelligent building energy-saving device - Google Patents

Abstract

The utility model relates to an intelligent building energy-saving device, which is applied to an intelligent building and comprises a rainwater collection unit, a first collection unit, a power generation unit, an electric power storage unit, a second collection unit, a reagent conveying unit and a control unit; the rainwater collection unit is pre-embedded in the roof of the intelligent building; the first collecting unit is connected with the first pipeline element; the power generation unit is connected with the second end of the first collection unit; the electric power storage unit is arranged in the intelligent building and is electrically connected with the line output end of the power generation unit; the second collecting unit is arranged at the side end of the intelligent building and is connected with the water outlet end of the power generation unit; the reagent conveying unit is arranged on the upper end face of the second collecting unit and is connected with the second collecting unit; the control unit is electrically connected with the first collection unit, the power generation unit, the second collection unit and the reagent conveying unit respectively; the intelligent building energy-saving device is simple and reasonable in structure, environment-friendly and energy-saving, and has good practical value and popularization and application value.

Description

Intelligent building energy-saving device

Technical Field

The utility model relates to the technical field of intelligent buildings, in particular to an intelligent building energy-saving device.

Background

In order to achieve the effects of energy conservation and environmental protection, most of the existing intelligent buildings can be provided with equipment for rainwater collection and reprocessing, so that the rainwater is degraded and then used as clean water.

In the prior art, under the condition of collecting rainwater, the rainwater utilization efficiency is low, and only the rainwater can be collected and used after precipitation and disinfection; in addition, current rainwater collection system sets up in the roof usually, and is blockked up and reduce rainwater collection system's collection efficiency by leaf or other materials easily.

At present, effective solutions have not been proposed yet for the problems of low utilization efficiency of rainwater and easy blockage of a rainwater collection device in the prior art.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an intelligent building energy-saving device aiming at the defects in the prior art, and at least solves the problems that in the prior art, the utilization efficiency of rainwater is low and a rainwater collection device is easy to block.

In order to achieve the above object, the present invention provides an intelligent building energy saving device, which is applied to an intelligent building, and comprises:

rainwater collection unit, rainwater collection unit bury in advance the roof of intelligent building for collect the rainwater, rainwater collection unit includes:

a first pipe element pre-buried in a roof of the smart building;

the through hole elements are arranged on the first pipeline element along the extending direction of the first pipeline element;

the first filter elements are arranged inside the corresponding through hole elements;

the second filter elements are buckled outside the corresponding first filter elements;

a first collecting unit disposed at a side end of the smart building, a first end of the first collecting unit being connected with the first pipe element;

the power generation unit is arranged at the side end of the intelligent building, and the water inlet end of the power generation unit is connected with the second end of the first collection unit;

the electric power storage unit is arranged in the intelligent building and is electrically connected with the line output end of the power generation unit;

the second collecting unit is arranged at the side end of the intelligent building and is connected with the water outlet end of the power generation unit;

the reagent conveying unit is arranged on the upper end face of the second collecting unit, is connected with the second collecting unit and is used for conveying a reagent to the second collecting unit;

and the control unit is arranged in the intelligent building and is electrically connected with the first collection unit, the power generation unit, the second collection unit and the reagent conveying unit respectively.

Further, in the intelligent building energy saving device, the first collecting unit includes:

a second pipe element having a first end connected to the first pipe element;

a first container element disposed at a lateral end of the smart building and connected with a second end of the second pipe element;

a third pipe element having a first end connected to the first container element and a second end connected to the power generation unit;

and the first electromagnetic valve is arranged at the second end of the third pipeline element and is electrically connected with the control unit.

Further, in the intelligent building energy saving device, the first collecting unit further includes:

the first water level sensor is arranged inside the first container element and is electrically connected with the control unit.

Further, in the intelligent building energy saving device, the power generation unit includes:

the hydraulic generator is arranged at the side end of the intelligent building and is respectively connected with the first collecting unit and the power storage unit;

a fourth pipe element, a first end of which is connected with the hydro-generator, and a second end of which is connected with the second collecting unit.

Further, in the intelligent building energy saving device, the power generation unit further includes:

a fifth pipe element connected to a second end of the fourth pipe element for discharging rainwater delivered from the hydro-generator;

and the second electromagnetic valve is arranged on the fifth pipeline element and is electrically connected with the control unit.

Further, in the intelligent building energy saving device, the power generation unit further includes:

the mounting seat, the mounting seat set up in the side of intelligent building is used for the installation hydraulic generator.

Further, in the intelligent building energy saving device, the second collecting unit includes:

a second container element connected to the power generation unit and the reagent delivery unit, respectively;

and the second water level sensor is arranged inside the second container element and is electrically connected with the control unit.

Further, in the intelligent building energy saving device, the agent delivery unit includes:

a reagent container provided on an upper end surface of the second collection unit;

a sixth piping element, a first end of which is connected with the reagent vessel and a second end of which is connected with the second collection unit;

and the third electromagnetic valve is arranged at the second end of the sixth pipeline element and is electrically connected with the control unit.

Further, in the intelligent building energy saving device, the intelligent building energy saving device further comprises:

and the stirring unit is arranged on the second collecting unit, is electrically connected with the control unit and is used for stirring the rainwater and the reagent in the second collecting unit.

Further, in the intelligent building energy saving device, the stirring unit further includes:

the stirring motor is buried at the side end of the intelligent building, and an output shaft of the stirring motor extends into the second collection unit;

the waterproof bearing is embedded in the second collection unit and sleeved with an output shaft of the stirring motor;

the stirring piece, the stirring piece set up in the inside of second collection unit, just the bottom of stirring piece with agitator motor's output shaft fixed connection.

By adopting the technical scheme, compared with the prior art, the utility model has the following technical effects:

(1) according to the intelligent building energy-saving device, rainwater is collected through the rainwater collection unit, and power is generated through the power generation unit by utilizing rainwater potential energy, so that the utilization capacity of rainwater is enhanced, and the problem that the rainwater collection device is easy to block in the prior art is solved;

(2) the reagent conveying unit conveys the reagent to the inside of the second collecting unit, so that the rainwater in the second collecting unit can be purified and filtered, and the rainwater can be collected and utilized;

(3) the intelligent building energy-saving device is simple and reasonable in structure, environment-friendly and energy-saving, and has good practical value and popularization and application value.

Drawings

FIG. 1 is a schematic structural diagram of an intelligent building energy-saving device of the present invention;

FIG. 2 is a partial cross-sectional view of the intelligent building energy saving device of the present invention;

FIG. 3 is a block diagram of a control unit in the intelligent building energy saving device of the present invention;

FIG. 4 is a schematic structural diagram of a rainwater collection unit in the intelligent building energy-saving device of the present invention;

FIG. 5 is a schematic view of the structure of portion A in FIG. 4;

FIG. 6 is a schematic structural diagram of a first collecting unit in the intelligent building energy saving device of the present invention;

fig. 7 is a partial sectional view of a first collecting unit in the intelligent building energy saving device of the present invention;

FIG. 8 is a schematic structural diagram of a power generation unit in the intelligent building energy-saving device of the present invention;

fig. 9 is a schematic structural diagram of a second collecting unit in the intelligent building energy saving device of the present invention;

fig. 10 is a partial sectional view of a second collecting unit in the intelligent building energy saving device of the present invention;

FIG. 11 is a schematic structural diagram of a reagent delivery unit in the intelligent building energy-saving device of the present invention;

FIG. 12 is a schematic structural diagram of a stirring unit in the intelligent building energy-saving device of the present invention;

wherein the reference symbols are:

10. a rainwater collection unit; 11. a first pipe element; 12. a through-hole element; 13. a first filter element; 14. a second filter element;

20. a first collecting unit; 21. a second pipe element; 22. a first container element; 23. a third pipe element; 24. a first solenoid valve; 25. a first water level sensor;

30. a power generation unit; 31. a hydro-generator; 32. a fourth pipe element; 33. a fifth pipe element; 34. a second solenoid valve; 35. a mounting seat;

40. an electric storage unit;

50. a second collection unit; 51. a second container element; 52. a second water level sensor;

60. a reagent delivery unit; 61. a reagent container; 62. a sixth pipe element; 63. a third electromagnetic valve;

70. a control unit;

80. a stirring unit; 81. a stirring motor; 82. a waterproof bearing; 83. a stirring member;

90. an intelligent building.

Detailed Description

In order to facilitate an understanding of the utility model, the utility model is described in more detail below with reference to the accompanying drawings and specific examples. It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may be present. As used in this specification, the terms "upper," "lower," "inner," "outer," "vertical," "horizontal," and the like are used in the orientation or positional relationship indicated in the drawings for convenience in describing the utility model and simplicity in description, and do not indicate or imply that the referenced devices or elements must be in a particular orientation, constructed and operated in a particular orientation, and are not to be considered limiting of the utility model. Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the utility model herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items. Furthermore, the technical features mentioned in the different embodiments of the utility model described below can be combined with each other as long as they do not conflict with each other.

As shown in fig. 1 to 3, the intelligent building energy saving device of the present invention is applied to an intelligent building 90, and includes a rainwater collection unit 10, a first collection unit 20, a power generation unit 30, a power storage unit 40, a second collection unit 50, a reagent delivery unit 60, and a control unit 70. The rainwater collection unit 10 is pre-embedded in the roof of the intelligent building 90 and used for collecting rainwater; the first collecting unit 20 is arranged at the side end of the intelligent building 90, and the first end of the first collecting unit 20 is connected with the rainwater collecting unit 10 and is used for acquiring rainwater collected by the rainwater collecting unit 10; the power generation unit 30 is arranged at the side end of the intelligent building 90, and the water inlet end of the power generation unit 30 is connected with the second end of the first collection unit 20, and is used for acquiring rainwater of the first collection unit 20 and generating power under the action of the rainwater; the electric power storage unit 40 is arranged in the intelligent building 90, electrically connected with the line output end of the power generation unit 30, and used for storing the electric energy transmitted by the power generation unit 30; the second collecting unit 50 is arranged at the side end of the intelligent building 90 and connected with the water outlet end of the power generating unit 30, and the second collecting unit 50 is used for collecting rainwater conveyed by the power generating unit 30; the reagent conveying unit 60 is disposed on an upper end surface of the second collecting unit 50 and connected to the second collecting unit 50, and the reagent conveying unit 60 is configured to convey a reagent into the second collecting unit 50; the control unit 70 is disposed in the intelligent building 90, and is electrically connected to the first collecting unit 20, the power generating unit 30, the second collecting unit 50, and the reagent conveying unit 60, respectively, for controlling the first collecting unit 20, the power generating unit 30, the second collecting unit 50, and the reagent conveying unit 60.

The power storage unit 40 includes, but is not limited to, a lithium battery.

The control unit 70 is a programmable controller.

Preferably, the power storage unit 40 and the control unit 70 are both provided inside the smart building 90.

As shown in fig. 4 to 5, the rainwater collection unit 10 includes a first pipe element 11, a plurality of through hole elements 12, a plurality of first filter elements 13, and a plurality of second filter elements 14. The first pipeline element 11 is embedded in the roof of the intelligent building 90 and used for conveying collected rainwater to the first collecting unit 20; a plurality of through hole elements 12 are arranged at intervals along the extending direction of the first pipe element 11 on the first pipe element 11, and are used for enabling rainwater on the roof to enter the first pipe element 11; the plurality of first filter elements 13 are disposed inside the corresponding plurality of through hole elements 12, and are used for preventing foreign matters from entering the inside of the first pipe element 11 to block the first pipe element 11; the plurality of second filter elements 14 are fastened to the outer portions of the corresponding plurality of first filter elements 13, and the plurality of second filter elements 14 are used for preventing foreign matters from blocking the through hole elements 12.

The first pipe element 11 is a coiled pipe, and one end of the first pipe element is a closed end and the other end of the first pipe element is an open end.

Wherein, the first filter element 13 is detachably disposed inside the corresponding through hole element 12, so as to be convenient for disassembling and cleaning the first filter element 13.

Wherein a first filter element 13 is arranged inside each through-hole element 12.

For example, the first filter element 13 is screw-threaded inside the corresponding through-hole element 12.

In some of these embodiments, the first filter element 13 is a filter screen.

The second filter element 14 may be conical, and the inside of the second filter element 14 is hollow and is communicated with the first filter element 13.

Specifically, the side wall of the second filter element 14 is provided with a plurality of water inlet holes so as to facilitate the entry of rainwater.

In some of these embodiments, the second filter element 14 is a conical filter screen.

Wherein, a second filter element 14 is buckled outside each first filter element 13.

Specifically, under the condition that the leaves fall to the upper end of second filter element 14, because second filter element 14 protrusion is arranged in first pipe element 11 to second filter element 14 can support the leaves, makes and forms the space between leaves and first pipe element 11, thereby the rainwater can enter into the inside of first pipe element 11 through space and inlet opening, avoids the leaves to block up through-hole element 12.

As shown in fig. 6 to 7, the first collecting unit 20 includes a second pipe member 21, a first container member 22, a third pipe member 23, and a first solenoid valve 24. Wherein a first end of the second pipe element 21 is connected with the first pipe element 11 for obtaining rainwater delivered by the first pipe element 11; the first container member 22 is disposed at a side end of the smart building 90 and connected to a second end of the second pipe member 21 for collecting and storing rainwater; a first end of the third pipe element 23 is connected with the first container element 22, and a second end of the third pipe element 23 is connected with the power generation unit 30, for delivering rainwater to the power generation unit 30 to generate power from the power generation unit 30; the first electromagnetic valve 24 is disposed at a second end of the third pipe element 23, and is electrically connected to the control unit 70 for controlling the opening or closing of the third pipe element 23.

Specifically, in the case where a certain amount of water is stored in the first container element 22, the control unit 70 opens the second electromagnetic valve 34, and at this time, the rainwater in the first container element 22 is flushed toward the power generation unit 30, so that the power generation unit 30 generates power.

The first container element 22 is used for storing enough water to enable rainwater in the first container element to rush to the power generation unit 30 so as to drive the power generation unit 30 to work.

In some of the embodiments, the first collecting unit 20 further includes a first water level sensor 25, the first water level sensor 25 is disposed inside the first container member 22 and electrically connected to the control unit 70, and the first water level sensor 25 is used for detecting a water level value inside the first container member 22 and transmitting the water level value to the control unit 70.

Specifically, when the control unit 70 detects that the water level inside the first container element 22 reaches the first water level threshold value through the first water level sensor 25, the control unit 70 controls to open the first electromagnetic valve 24, so that the rainwater inside the first container element 22 is flushed toward the power generation unit 30, and the power generation unit 30 generates power, thereby preventing the rainwater flowing to the power generation unit 30 from generating power when the rainwater inside the first container element 22 is less. The first water level threshold is used to indicate that the rainwater entering the inside of the power generation unit 30 at this water level can continuously and stably generate power by the power generation unit 30.

As shown in fig. 8, the power generation unit 30 includes a hydro generator 31, and a fourth pipe element 32. Wherein the hydro-generator 31 is disposed at a side end of the intelligent building 90, and is connected to the first collecting unit 20, that is, to the third pipe element 23, for generating power by operating under the impact of rainwater inside the first container element 22; a first end of the fourth pipe element 32 is connected to the hydro-generator 31, a second end of the fourth pipe element 32 is connected to the second collecting unit 50, and the fourth pipe element 32 is used to deliver rainwater to the second collecting unit 50.

Wherein the third pipe element 23 is connected to the water inlet of the hydro-generator 31, and the fourth pipe element 32 is connected to the water outlet of the hydro-generator 31.

The line output end of the hydraulic generator 31 is connected to the electric storage unit 40 by a cable, and is used for transmitting the electric energy generated by itself to the electric storage unit 40.

The power generation unit 30 further includes a fifth piping element 33 and a second solenoid valve 34. Wherein the fifth pipe element 33 is connected to a second end of the fourth pipe element 32 for guiding the rainwater output from the hydro-generator 31 to the outside; the second electromagnetic valve 34 is disposed on the fifth pipe element 33, and is electrically connected to the control unit 70, and is used for opening or closing the fifth pipe element 33 under the action of the control unit 70.

Specifically, in the case where the interior of the second collection unit 50 is filled with rainwater, the control unit 70 controls to open the second electromagnetic valve 34, thereby allowing rainwater of the hydro-generator 31 to flow out from the fifth piping element 33; in the case where the interior of the second collection unit 50 is not filled with rainwater, the control unit 70 controls to close the second solenoid valve 34 so that rainwater enters the interior of the second collection unit 50 through the fourth piping element 32 to collect the rainwater.

Further, the power generation unit 30 further includes a mounting seat 35, and the mounting seat 35 is disposed at a side end of the intelligent building 90 and is used for mounting the hydraulic generator 31.

As shown in fig. 9 to 10, the second collecting unit 50 includes a second container member 51 and a second water level sensor 52. Wherein, the second container element 51 is respectively connected with the power generation unit 30 and the reagent conveying unit 60 and is used for storing rainwater; the second water level sensor 52 is disposed inside the second container member 51, and is electrically connected to the control unit 70, and is used for detecting the water level value inside the second container member 51 and sending the water level value to the control unit 70.

Wherein the second container element 51 is connected with the fourth pipe element 32 for taking in the rainwater delivered by the hydro-generator 31 and taking in the sterilizing agent delivered by the agent delivery unit 60.

Specifically, in the case where the control unit 70 detects that the water level value inside the second container member 51 is greater than the second water level threshold value through the second water level sensor 52, the control unit 70 controls to open the second electromagnetic valve 34 so that the rainwater delivered by the hydro-generator 31 flows out from the fifth piping member 33. Wherein the second water level threshold is used to indicate that the interior of the second container element 51 can no longer store rain water at this water level.

As shown in fig. 11, the reagent feeding unit 60 includes a reagent vessel 61, a sixth piping element 62, and a third electromagnetic valve 63. Wherein, the reagent container 61 is arranged on the upper end surface of the second collecting unit 50 and used for storing reagents (disinfectants and flocculating agents); a first end of the sixth pipe element 62 is connected to the reagent vessel 61 and a second end of the sixth pipe element 62 is connected to the second collecting unit 50, i.e. to the second vessel element 51, for flowing the reagent inside the reagent vessel 61 into the second vessel element 51; the third electromagnetic valve 63 is disposed at a second end of the sixth pipeline element 62, and is electrically connected to the control unit 70, and is used for controlling or opening the sixth pipeline element 62 under the control of the control unit 70.

For example, in a case where it is necessary to add a reagent to the inside of the second container element 51, the control unit 70 may control to open the third electromagnetic valve 63, so that the reagent in the reagent container 61 enters the inside of the second container element 51, so as to purify rainwater in the inside of the second container element 51.

In some embodiments, the intelligent building energy saving device further includes a stirring unit 80, the stirring unit 80 is disposed in the second collecting unit 50 and electrically connected to the control unit 70, and the stirring unit 80 is configured to stir the rainwater and the reagent in the second collecting unit 50.

As shown in fig. 12, the stirring unit 80 includes a stirring motor 81, a waterproof bearing 82, and a stirring member 83. Wherein, the stirring motor 81 is embedded at the side end of the intelligent building 90, and the output shaft of the stirring motor 81 extends into the second collection unit 50 and is electrically connected with the control unit 70; the waterproof bearing 82 is embedded in the second collection unit 50 and sleeved with the output shaft of the stirring motor 81; stirring member 83 sets up in the inside of second collection unit 50, and the output shaft fixed connection of the bottom of stirring member 83 and agitator motor 81, and stirring member 83 is used for rotating under agitator motor 81's drive to stir the inside rainwater of second collection unit 50 and reagent.

Specifically, the output end of the stirring motor 81 protrudes into the interior of the second container member 51.

Wherein the waterproof bearing 82 is used to prevent rainwater inside the second container element 51 from flowing out.

The working principle of the utility model is as follows:

under the condition of raining, rainwater enters the interior of the first pipeline element 11 through the through hole element 12 after being filtered by the second filter element 14 and the first filter element 13 in sequence;

the rainwater of the first pipe element 11 is delivered to the inside of the first tank element 22 through the second pipe element 21;

in the case where the first water level sensor 25 detects that the rainwater inside the first container element 22 is greater than the first water level threshold value, the control unit 70 controls to open the first electromagnetic valve 24, so that the rainwater flows from the first container element 22 to the hydro-generator 31 to cause the hydro-generator 31 to generate electricity, and the hydro-generator 31 delivers the generated electricity to the electrical storage unit 40;

the hydro-generator 31 discharges the acquired rainwater to the fourth pipe element 32 and into the second tank element 51;

in case the second water level sensor 52 detects that the rainwater inside the second container element 51 is greater than the second water level threshold, the control unit 70 controls to open the second electromagnetic valve 34, so that the rainwater flows out from the fifth pipe element 33;

in case of rain stop, the user controls to open the third electromagnetic valve 63 through the control unit 70 to let the reagent inside the reagent container 61 enter the inside of the second container element 51;

the user controls the stirring motor 81 to be turned on through the control unit 70, and the stirring motor 81 drives the stirring member 83 to stir the rainwater and the reagent in the second container element 51, so that the reagent and the rainwater are fully mixed.

The technical features of the above embodiments can be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the above embodiments are not described, but should be considered as the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above examples only express several embodiments of the present application, and the description thereof is more specific and detailed, but not construed as limiting the scope of the utility model. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the concept of the present application, which falls within the scope of protection of the present application. Therefore, the protection scope of the present patent shall be subject to the appended claims.

Claims (10)

1. The utility model provides an intelligence building economizer which characterized in that is applied to intelligent building, includes:

rainwater collection unit, rainwater collection unit bury in advance the roof of intelligent building for collect the rainwater, rainwater collection unit includes:

a first pipe element pre-buried in a roof of the smart building;

the through hole elements are arranged on the first pipeline element along the extending direction of the first pipeline element;

the first filter elements are arranged inside the corresponding through hole elements;

the second filter elements are buckled outside the corresponding first filter elements;

a first collecting unit disposed at a side end of the smart building, a first end of the first collecting unit being connected with the first pipe element;

the power generation unit is arranged at the side end of the intelligent building, and the water inlet end of the power generation unit is connected with the second end of the first collection unit;

the electric power storage unit is arranged in the intelligent building and is electrically connected with the line output end of the power generation unit;

the second collecting unit is arranged at the side end of the intelligent building and is connected with the water outlet end of the power generation unit;

the reagent conveying unit is arranged on the upper end face of the second collecting unit, is connected with the second collecting unit and is used for conveying a reagent to the second collecting unit;

and the control unit is arranged in the intelligent building and is electrically connected with the first collection unit, the power generation unit, the second collection unit and the reagent conveying unit respectively.

2. The intelligent building energy saving device according to claim 1, wherein the first collection unit comprises:

a second pipe element having a first end connected to the first pipe element;

a first container element disposed at a lateral end of the smart building and connected with a second end of the second pipe element;

a third pipe element having a first end connected to the first container element and a second end connected to the power generation unit;

and the first electromagnetic valve is arranged at the second end of the third pipeline element and is electrically connected with the control unit.

3. The intelligent building energy saving device according to claim 2, wherein the first collection unit further comprises:

the first water level sensor is arranged inside the first container element and is electrically connected with the control unit.

4. The intelligent building energy saving device according to claim 1, wherein the power generation unit comprises:

the hydraulic generator is arranged at the side end of the intelligent building and is respectively connected with the first collecting unit and the power storage unit;

a fourth pipe element, a first end of which is connected with the hydro-generator, and a second end of which is connected with the second collecting unit.

5. The intelligent building energy saving device according to claim 4, wherein the power generation unit further comprises:

a fifth pipe element connected to a second end of the fourth pipe element for discharging rainwater delivered from the hydro-generator;

and the second electromagnetic valve is arranged on the fifth pipeline element and is electrically connected with the control unit.

6. The intelligent building energy saving device according to claim 4, wherein the power generation unit further comprises:

the mounting seat, the mounting seat set up in the side of intelligent building is used for the installation hydraulic generator.

7. The intelligent building energy saving device according to claim 1, wherein the second collection unit comprises:

a second container element connected to the power generation unit and the reagent delivery unit, respectively;

and the second water level sensor is arranged inside the second container element and is electrically connected with the control unit.

8. The intelligent building energy saving device of claim 1, wherein the agent delivery unit comprises:

a reagent container provided on an upper end surface of the second collection unit;

a sixth piping element, a first end of which is connected with the reagent vessel and a second end of which is connected with the second collection unit;

and the third electromagnetic valve is arranged at the second end of the sixth pipeline element and is electrically connected with the control unit.

9. The intelligent building energy saving device according to claim 1, further comprising:

and the stirring unit is arranged on the second collecting unit, is electrically connected with the control unit and is used for stirring the rainwater and the reagent in the second collecting unit.

10. The intelligent building energy saving device of claim 9, wherein the stirring unit further comprises:

the stirring motor is buried at the side end of the intelligent building, and an output shaft of the stirring motor extends into the second collection unit;

the waterproof bearing is embedded in the second collection unit and sleeved with an output shaft of the stirring motor;

the stirring piece, the stirring piece set up in the inside of second collection unit, just the bottom of stirring piece with agitator motor's output shaft fixed connection.

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