CN214531562U

CN214531562U - Energy-concerving and environment-protective house rainwater recovery system

Info

Publication number: CN214531562U
Application number: CN202120314730.4U
Authority: CN
Inventors: 汤盛文; 邓国雄; 王永寿
Original assignee: Guangdong Bojun Construction Engineering Co ltd
Current assignee: Guangdong Bojun Construction Engineering Co ltd
Priority date: 2021-02-03
Filing date: 2021-02-03
Publication date: 2021-10-29
Anticipated expiration: 2031-02-03

Abstract

The application relates to an energy-saving environment-friendly house rainwater recovery system, which comprises a plurality of drainage channels arranged on a horizontal roof, wherein filter screens are fixed at the ports of the drainage channels on the roof; one side of filter screen is provided with the motor, the output shaft of motor is fixed with a plurality of cleaning rods, the cleaning rod contacts with the filter screen along one side of length direction, the motor is coupled with the liquid level detection circuit who is used for controlling the motor start or stops, liquid level detection circuit includes level sensor, liquid level comparing unit and switch unit, level sensor is coupled in the liquid level comparing unit, the liquid level comparing unit is provided with threshold value signal VREF and level sensor and is coupled in the switch unit, the switch unit establishes ties in the power supply loop of motor. This application has the effect that the collection efficiency of rainwater is difficult for receiving the influence.

Description

Energy-concerving and environment-protective house rainwater recovery system

Technical Field

The application relates to the technical field of intelligent houses, in particular to an energy-saving environment-friendly house rainwater recovery system.

Background

The rainwater recovery system refers to the whole process of rainwater collection, and comprises five major links, namely rainwater is collected through a rainwater collection pipeline, then flow discarding and sewage interception are carried out, then the rainwater is stored in a collection pool, and purification and recycling are realized after filtering and disinfection; the collected rainwater is used for irrigating crops and replenishing underground water, and can also be used for non-domestic water use such as landscape environment, greening, car washing station water, road washing cooling water replenishing and toilet flushing. Can save water resources and greatly relieve the water shortage problem in China.

The rainwater in house is collected and is divided into roof rainwater and ground rainwater according to the source difference, and the roof rainwater is clean relatively, and the accessible is abandoned to flow and is simply filtered the back, directly drains into the retaining system, handles the back and uses.

At present, a drainage channel communicated with the side wall of a house is dug in a roof for collecting rainwater on a horizontal roof, a water delivery pipe communicated with the drainage channel is fixed on the side wall of the house, the water delivery pipe conveys water to a sewage interception device on the next step, a filter screen is usually arranged at the port of the drainage channel positioned on the roof and used for filtering impurities carried in the rainwater accumulated on the roof, and the impurities filtered by the filter screen are large-particle-diameter impurities and flexible impurities.

To the correlation technique among the above-mentioned, the inventor thinks that there is the filter screen after filtering the roof rainwater for a long time, and the surface of filter screen is easily attached to and is piled up a large amount of impurity, and the staff does not clear up the filter screen in time and then influences the defect of the collection efficiency of rainwater.

SUMMERY OF THE UTILITY MODEL

In order to collect the in-process of rainwater, the filter screen can realize automatic clearance when piling up a large amount of impurity, and the collection efficiency of rainwater is difficult for receiving the influence, this application provides an energy-concerving and environment-protective house rainwater recovery system.

The application provides a pair of energy-concerving and environment-protective house rainwater recovery system. The following technical scheme is adopted:

an energy-saving environment-friendly house rainwater recovery system comprises a plurality of drainage channels arranged on a horizontal roof, wherein the drainage channels are communicated with a drainage pipe, the drainage pipe is communicated with a sewage interception device, and a filter screen is fixed at the port of the drainage channel, which is positioned on the roof; one side of filter screen is provided with the motor, and the output shaft of motor is fixed with a plurality of cleaning rods, cleaning rod is along one side and the filter screen contact of length direction, the motor is coupled with the liquid level detection circuit that is used for controlling the motor to start or stop, the liquid level detection circuit includes level sensor, liquid level comparison unit and switch unit, level sensor is coupled in the liquid level comparison unit, the liquid level comparison unit is provided with threshold signal VREF and level sensor and is coupled in the switch unit, the switch unit establishes ties in the power supply loop of motor.

Through adopting above-mentioned technical scheme, the period of raining, the rainwater falls to carry the impurity of roofing to flow to filter screen department together behind the roofing, when the filter screen, the rainwater enters into behind drainage channel and drain pipe and cuts dirty device, and the impurity that carries in the rainwater then piles up on the filter screen, the accumulational impurity of filter screen constantly increases and makes the hole of filter screen blockked up, and then make the inflow rate who gets into drainage channel reduce, roofing ponding risees, this in-process level sensor carries out liquid level real-time detection and sends the liquid level detection signal.

When the liquid level of the roof rises to a certain height and overflows the liquid level sensor, a liquid level detection signal sent by the liquid level sensor is larger than a threshold signal VREF, so that a liquid level comparison signal is sent to a switch unit by a liquid level comparison unit, the switch unit sends a switch signal after receiving the liquid level comparison signal to control the motor to be started, the motor is started, an output shaft of the motor drives a cleaning rod to rotate, the cleaning rod continuously scrapes and rubs the filter screen along one side in the length direction in the process that the cleaning rod rotates around the motor, and the garbage accumulated on the surface of the filter screen is pushed away by the cleaning rod, so that the water inflow of a drainage channel is recovered to be normal; realized collecting the in-process of rainwater, the filter screen can realize the function of automatic clearance when piling up a large amount of impurity, and the collection efficiency of rainwater is difficult for receiving the influence.

Optionally, a casing is arranged on the periphery of the motor and used for being fixed to a roof, an output shaft of the motor extends out of the top of the casing and is fixed to the cleaning rod, a sealing ring is sleeved on the output shaft of the motor, and the outer wall of the sealing ring abuts against the casing.

Through adopting above-mentioned technical scheme, the setting of casing for the rainwater is difficult for soaking the fuselage of motor, and the setting of sealing washer makes the rainwater be difficult for the fuselage department of the output shaft slip motor along the motor, makes the installation of motor comparatively safe.

Optionally, the cleaning rod is provided with four and four cleaning rods around the axis evenly distributed of motor, the one end of cleaning rod is fixed with the output shaft of motor, the one end of keeping away from the motor of cleaning rod extends to the filter screen along the horizontal direction and keeps away from the motor.

By adopting the technical scheme, the four cleaning rods are uniformly distributed around the axis of the motor, so that the contact frequency of the cleaning rods and the filter screen is higher, and the scraping and rubbing effect on impurities accumulated on the surface of the filter screen is better; the one end that the motor was kept away from to the cleaning rod extends to the setting that the motor was kept away from to the filter screen one end along the horizontal direction for the cleaning rod is bigger to the scope of cleaning of filter screen, and it is better to clean the effect.

Optionally, the cleaning rod comprises a plurality of flexible convex thorns, the flexible convex thorns are located on one side of the cleaning rod along the length direction, and one end, far away from the cleaning rod, of each flexible convex thorn is in surface contact with the filter screen.

Through adopting above-mentioned technical scheme, the setting of a plurality of spurs for the flexible rubbish that adheres to on the filter screen is easier to be hooked on the spur, and the effect of cleaning of filter screen is better for the cleaning rod.

Optionally, the liquid level sensor is mounted on a side wall of the housing and near the top of the housing.

Through adopting above-mentioned technical scheme, when the liquid level of roofing risees to overflowing liquid level sensor, liquid level detection signal that liquid level sensor sent is greater than threshold signal VREF, and the motor begins to start, and liquid level sensor installs the setting at the lateral wall of casing for ponding is difficult for overflowing the casing and makes the resistance that the cleaning rod received great and then influence the cleaning effect.

Optionally, the liquid level comparison unit includes a comparator N1, a first signal input terminal of the comparator N1 is coupled to the liquid level sensor, a second signal input terminal of the comparator N1 is connected to the threshold signal VREF, and a signal output terminal of the comparator N1 is coupled to the switch unit.

Through adopting above-mentioned technical scheme, comparator N1 compares the liquid level detection signal of first signal input end with the threshold signal VREF of second signal input end in real time to output the liquid level comparison signal at the very first time, realize the comparison function of liquid level detection signal.

Optionally, the switching unit includes a transistor Q1, a base of the transistor Q1 is coupled to the signal output terminal of the comparator N1, a collector of the transistor Q1 is coupled to the power voltage VCC, and an emitter of the transistor Q1 is grounded.

By adopting the technical scheme, when the triode Q1 receives the liquid level comparison signal, the base electrode of the triode Q1 is converted from low level to high level, the triode Q1 is conducted and sends a switching signal to control the motor to start; when the triode Q1 does not receive the liquid level comparison signal, the base of the triode Q1 maintains a low level, and the triode Q1 is not turned on and does not send a switching signal, thereby realizing the function of controlling the switching unit to send the switching signal.

Optionally, the switch unit further includes a relay KM1, a coil of the relay KM1 is connected in series with an emitter of the triode Q1 and then grounded, the relay KM1 includes a normally open contact switch KM1-1, and the normally open contact switch KM1-1 is connected in series in a power supply loop of the motor.

By adopting the technical scheme, when the triode Q1 is conducted, the coil of the relay KM1 is electrified, the normally open contact switch KM1-1 is closed, so that a power supply loop of the motor is switched on, the motor rotates, when the triode Q1 is not conducted, the coil of the relay KM1 is not electrified, the normally open contact switch KM1-1 maintains a normally open state, and the function of controlling the motor to be electrified and deenergized is realized.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the garbage accumulated on the surface of the filter screen is pushed away by the cleaning rod, so that the water inflow of the drainage channel is recovered to be normal; the automatic cleaning function can be realized when a large amount of impurities are accumulated on the filter screen in the rainwater collecting process, and the rainwater collecting efficiency is not easily influenced;

2. the arrangement of the shell enables rainwater not to be easily soaked in the machine body of the motor, and the arrangement of the sealing ring enables the rainwater not to easily slide along the output shaft of the motor to the machine body of the motor, so that the installation of the motor is safer;

3. the setting of casing for the rainwater is difficult for soaking the fuselage of motor, and the setting of sealing washer makes the rainwater be difficult for the fuselage department of the output shaft slip motor along the motor, makes the installation of motor comparatively safe.

Drawings

FIG. 1 is a schematic view of the overall structure of the present embodiment;

FIG. 2 is a schematic view of the internal structure of the case in the present embodiment;

fig. 3 is a circuit diagram of the liquid level detection circuit in the present embodiment.

Description of reference numerals: 1. a house; 11. a roof; 12. a drainage channel; 13. filtering with a screen; 2. a drain pipe; 3. a sewage interception device; 31. a housing; 4. a motor; 5. a seal ring; 6. a collar; 7. a cleaning rod; 71. convex thorns; 8. a liquid level sensor; 9. a liquid level comparison unit; 10. a switch unit.

Detailed Description

In order to make the objects, technical solutions and advantages of the present application more apparent, the present application is further described in detail below with reference to fig. 1-3 and the embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the present application and are not intended to limit the present application.

The embodiment of the application discloses energy-concerving and environment-protective house 1 rainwater recovery system. Referring to fig. 1, the rainwater recycling system of the energy-saving and environment-friendly house 1 comprises four drainage channels 12 arranged on a horizontal roof 11, wherein the four drainage channels 12 are respectively arranged at four corners of the roof 11, the drainage channels 12 are communicated with the side wall of the house 1, a drainage pipe 2 is fixed on the side wall of the house 1, one end of the drainage pipe 2 is communicated with the drainage channels 12, and one end, far away from the drainage channels 12, of the drainage pipe 2 extends to the bottom of the house 1 and is communicated with a sewage interception device 3.

Referring to fig. 2, a filter screen 13 is fixed at the port of the roof 11 of the drainage channel 12; roof 11 is fixed with casing 31, and casing 31 is close to filter screen 13 and sets up, and casing 31 internal fixation has motor 4, and the top of casing 31 is passed to the output shaft of motor 4, and the output shaft cover of motor 4 is equipped with sealing washer 5, and the outer wall and the casing 31 of sealing washer 5 support tightly.

The output shaft of motor 4 is fixed with the lantern ring 6, and the outer wall of lantern ring 6 is fixed with four and cleans pole 7, and four clean pole 7 are along the axis evenly distributed of lantern ring 6, and the one end of cleaning pole 7 is fixed with the outer wall of lantern ring 6, and the one end that the lantern ring 6 was kept away from to cleaning pole 7 extends to the one end that motor 4 was kept away from to filter screen 13 along the horizontal direction.

The cleaning rod 7 comprises a plurality of flexible convex thorns 71, in the embodiment, the flexible convex thorns 71 are made of rubber, have flexibility and can generate deformation, the flexible convex thorns 71 are uniformly distributed on one side of the cleaning rod 7 along the length direction, and one end, far away from the cleaning rod 7, of the flexible convex thorns 71 is in contact with the surface of the filter screen 13.

Referring to fig. 3, a liquid level detection circuit for controlling the start or stop of the motor 4 is coupled to the motor 4, and includes a liquid level sensor 8, a liquid level comparison unit 9, and a switch unit 10.

Liquid level sensor 8 installs the lateral wall at casing 31 and is close to the top of casing 31, and liquid level sensor 8 is used for detecting the height of 11 ponding in roofing and sends the liquid level detection signal.

The liquid level comparison unit 9 is coupled to the liquid level sensor 8 to receive the liquid level detection signal, and the liquid level comparison unit 9 is provided with a threshold signal VREF to send out a liquid level comparison signal when the liquid level detection signal is greater than the threshold signal VREF; the liquid level comparing unit 9 includes a comparator N1, a first signal input terminal of the comparator N1 is a positive input terminal, the positive input terminal is coupled to the liquid level sensor 8, a second signal input terminal of the comparator N1 is a negative input terminal, the negative input terminal is connected to the threshold signal VREF, and a signal output terminal of the comparator N1 is coupled to the switch unit 10.

The switching unit 10 is coupled to the liquid level comparison unit 9 and is connected in series in the power supply loop of the motor 4 to send out a switching signal when receiving the liquid level comparison signal; the switch unit 10 comprises an NPN-type triode Q1 and a relay KM1, wherein a base electrode of the triode Q1 is coupled to a signal output end of the comparator N1, a collector electrode of the triode Q1 is coupled to a power supply voltage VCC, and an emitter electrode of the triode Q1 is grounded after being connected in series with a coil of the relay KM 1; the relay KM1 comprises a normally open contact switch KM1-1, and the normally open contact switch KM1-1 is connected in series in a power supply loop of the motor 4.

The implementation principle of the rainwater recovery system of the energy-saving environment-friendly house 1 in the embodiment of the application is as follows: during the rainy day, the rainwater falls to and carries the filter screen 13 department of four drainage channel 12 of the impurity of roofing 11 flow direction together behind roofing 11, during through filter screen 13, the rainwater enters into behind drainage channel 12 and drain pipe 2 and cuts dirty device 3, and the impurity of carrying in the rainwater then piles up on filter screen 13, the accumulational impurity of filter screen 13 constantly increases and makes the hole of filter screen 13 blockked up, and then make the rate of intaking that gets into drainage channel 12 reduce, 11 pondings of roofing rise, this in-process level sensor 8 carries out liquid level real-time detection and sends out liquid level detection signal.

When the liquid level of the roof 11 rises to a certain height and overflows the liquid level sensor 8, a liquid level detection signal sent by the liquid level sensor 8 is larger than a threshold value signal VREF, so that a signal output end of the comparator N1 sends a liquid level comparison signal to a base electrode of the triode Q1, the base electrode of the triode Q1 is converted into a high level from a low level, the triode Q1 is conducted, a coil of the relay KM1 is electrified, and the normally-open contact switch KM1-1 is closed, so that a power supply loop of the motor 4 is switched on. When the motor 4 is started, the output shaft of the motor 4 drives the cleaning rod 7 to rotate, and in the process that the cleaning rod 7 rotates around the motor 4, one side of the cleaning rod 7 in the length direction continuously scratches and rubs the filter screen 13, so that the garbage accumulated on the surface of the filter screen 13 is pushed away by the cleaning rod 7, and the water inflow of the drainage channel 12 is recovered to be normal.

After the drainage channel 12 recovers the normal drainage amount, the liquid level of the accumulated water on the roof 11 descends, the liquid level detection signal sent by the liquid level sensor 8 is reduced, when the liquid level detection signal is smaller than the threshold signal VREF, the triode Q1 is not conducted, the normally open contact switch KM1-1 is in a normally open state, and the motor 4 stops rotating.

The casing 31 is arranged so that rainwater is not easily soaked into the body of the motor 4.

The sealing ring 5 is arranged, so that rainwater is not easy to slide along the output shaft of the motor 4 to the body of the motor 4, and the motor 4 is safer to mount.

The four cleaning rods 7 are uniformly distributed around the axis of the motor 4, so that the contact frequency of the cleaning rods 7 and the filter screen 13 is higher, and the scraping and rubbing effect on impurities accumulated on the surface of the filter screen 13 is better.

The one end that motor 4 was kept away from to cleaning rod 7 extends to the setting of the one end that motor 4 was kept away from to filter screen 13 along the horizontal direction for cleaning rod 7 is bigger to filter screen 13's the scope of cleaning, and it is better to clean the effect.

The arrangement of the plurality of the convex thorns 71 ensures that the flexible garbage attached to the filter screen 13 is easy to hook on the convex thorns 71, and the cleaning effect of the cleaning rod 7 on the filter screen 13 is better.

The foregoing is a preferred embodiment of the present application and is not intended to limit the scope of the application in any way, and any features disclosed in this specification (including the abstract and drawings) may be replaced by alternative features serving equivalent or similar purposes, unless expressly stated otherwise. That is, unless expressly stated otherwise, each feature is only an example of a generic series of equivalent or similar features.

Claims

1. A rainwater recovery system of an energy-saving and environment-friendly house (1) comprises a plurality of drainage channels (12) arranged on a horizontal roof (11), wherein the drainage channels (12) are communicated with a drainage pipe (2), the drainage pipe (2) is communicated with a sewage interception device (3), and a filter screen (13) is fixed at the port of the drainage channel (12) on the roof (11); the method is characterized in that: one side of filter screen (13) is provided with motor (4), and the output shaft of motor (4) is fixed with a plurality of cleaning rod (7), cleaning rod (7) along length direction's one side and filter screen (13) contact, motor (4) are coupled with and are used for controlling the liquid level detection circuit that motor (4) started or stopped, the liquid level detection circuit includes level sensor (8), liquid level comparison unit (9) and switch unit (10), level sensor (8) are coupled in liquid level comparison unit (9), liquid level comparison unit (9) are provided with threshold signal VREF and level sensor (8) are coupled in switch unit (10), switch unit (10) establish ties in the power supply loop of motor (4).

2. An energy-saving and environment-friendly house (1) rainwater recovery system according to claim 1, characterized in that: the cleaning device is characterized in that a shell (31) is arranged on the periphery of the motor (4), the shell (31) is used for being fixed with a roof (11), an output shaft of the motor (4) extends out of the top of the shell (31) and is fixed with the cleaning rod (7), a sealing ring (5) is sleeved on the output shaft of the motor (4), and the outer wall of the sealing ring (5) is tightly abutted to the shell (31).

3. An energy-saving and environment-friendly house (1) rainwater recovery system according to claim 1, characterized in that: cleaning rod (7) are provided with four and four cleaning rod (7) around the axis evenly distributed of motor (4), the one end of cleaning rod (7) is fixed with the output shaft of motor (4), the one end of keeping away from motor (4) of cleaning rod (7) extends to filter screen (13) along the horizontal direction and keeps away from motor (4) one end.

4. An energy-saving and environment-friendly house (1) rainwater recovery system according to claim 1, characterized in that: the cleaning rod (7) comprises a plurality of flexible convex thorns (71), the flexible convex thorns (71) are positioned on one side of the cleaning rod (7) along the length direction, and one end, away from the cleaning rod (7), of each flexible convex thorn (71) is in surface contact with the filter screen (13).

5. An energy-saving and environment-friendly house (1) rainwater recovery system according to claim 2, characterized in that: the liquid level sensor (8) is arranged on the side wall of the shell (31) and close to the top of the shell (31).

6. An energy-saving and environment-friendly house (1) rainwater recovery system according to claim 1, characterized in that: the liquid level comparison unit (9) comprises a comparator N1, a first signal input end of the comparator N1 is coupled to the liquid level sensor (8), a second signal input end of the comparator N1 is connected to a threshold signal VREF, and a signal output end of the comparator N1 is coupled to the switch unit (10).

7. An energy-saving and environment-friendly house (1) rainwater recovery system according to claim 6, characterized in that: the switch unit (10) comprises a transistor Q1, wherein the base of the transistor Q1 is coupled to the signal output end of the comparator N1, the collector of the transistor Q1 is coupled to the power supply voltage VCC, and the emitter of the transistor Q1 is grounded.

8. An energy-saving and environment-friendly house (1) rainwater recovery system according to claim 7, characterized in that: the switch unit (10) further comprises a relay KM1, a coil of the relay KM1 is connected with an emitter of a triode Q1 in series and then grounded, the relay KM1 comprises a normally open contact switch KM1-1, and the normally open contact switch KM1-1 is connected in a power supply loop of the motor (4) in series.