CN206521884U - Roof rain water collecting irrigation system - Google Patents

Abstract

The utility model discloses a kind of roof rain water collecting irrigation system, non-early-stage rainwater is collected and for irrigating.A kind of roof rain water collecting irrigation system, including water leg, water leg is provided with conduit pipe, conduit pipe end is provided with reversal valve, and two of reversal valve outlets are respectively equipped with and abandon waterpipe and water storage pipeline, abandons the end of waterpipe provided with abandoning water pot, the liquid level sensor for being provided with and controlling reversal valve to commutate by feedback signal is abandoned in water pot, the end of water storage pipeline is provided with water tank, and water tank is provided with irrigation conduit, and the end of irrigation conduit is provided with irrigation rig.Being coordinated by liquid level sensor and reversal valve causes early-stage rainwater enters to abandon in water pot, and non-early-stage rainwater enters in water tank, and the rainwater being stored in water tank is transported to irrigation rig by irrigation conduit and irrigated.

Description

Roof Rainwater Harvesting Irrigation System

technical field

The utility model relates to the field of water resource collection and utilization, in particular to a roof rainwater collection and irrigation system.

Background technique

At present, there is a serious shortage of water resources in many areas of our country. Rainwater harvesting can partially alleviate the current water shortage situation. Compared with ground runoff, roof runoff is relatively clean and suitable for recycling.

Authorized notification number is that the utility model patent of CN202773612U discloses a kind of roof rainwater irrigation system. But this utility model has the following problems: the pollution degree of the initial precipitation is relatively high, which is not suitable for direct use, and the rainwater collected by the roof rainwater collection device includes the initial rainwater, which causes the collected non-initial rainwater to be polluted by the initial rainwater and is not suitable for use. to water the plants.

Utility model content

The purpose of the utility model is to provide a roof rainwater collection irrigation system, which collects non-initial rainwater and uses it for irrigation.

The above-mentioned technical purpose of the utility model is achieved through the following technical solutions: a roof rainwater collection irrigation system, including a sump, the sump is provided with a water diversion pipe, and the end of the water diversion pipe is provided with a reversing valve, the The two outlets of the reversing valve are respectively provided with a water discarding pipe and a water storage pipe. The end of the water discarding pipe is provided with a water discarding tank, and the water discarding tank is provided with a liquid that controls the reversing of the reversing valve through a feedback signal. A position sensor, the end of the water storage pipeline is provided with a water storage tank, the water storage tank is provided with an irrigation pipeline, and the end of the irrigation pipeline is provided with an irrigation device.

Through the above technical scheme, the rainwater is collected by the water collection tank, and the rainwater collected by the water collection tank is led out through the water diversion pipe. When the liquid level sensor senses that the water level in the discarded water tank has not reached the set value, the control reversing valve is connected to the diversion pipe and the discarded water pipe, so that the rainwater enters the discarded water tank; When the water level is higher than the set value, the control reversing valve is connected to the water diversion pipe and the water storage pipe, so that rainwater enters the water storage tank through the water storage pipe. The rainwater stored in the water storage tank is transported to the irrigation device through the irrigation pipeline for irrigation. Since the initial rainwater for flushing the roof all enters the discarded water tank, all that enters the water storage tank is relatively clean non-initial rainwater.

It is further provided that: the bottom of the discarded water tank is provided with a drain pipe, and the drain pipe is provided with a drain valve for controlling the on-off of the drain pipe.

Through the above technical scheme, after the precipitation is stopped, the drain valve is operated to open, and the initial rainwater in the discarded water tank is discharged through the drain pipe at the bottom of the discarded water tank. Close the drain valve again after the initial rainwater in the discarded water tank is emptied, and prepare for storing the initial rainwater during the next precipitation.

It is further provided that: the discarded water tank is provided with an inverted conical tank bottom, and the connection between the drainage pipe and the discarded water tank is located at the conical tip of the inverted conical tank bottom.

Through the above technical scheme, because the initial rainwater will be mixed with more impurities and sundries, and these impurities and sundries will eventually enter the waste water tank, the bottom of the waste water tank is set to be an inverted cone, and the drainage pipe and the inverted cone The conical points at the bottom of the tank are connected so that the impurities accumulated in the waste water tank can be discharged through the drain pipe as much as possible.

It is further configured that: the irrigation pipeline is provided with an irrigation valve for controlling the opening and closing of the irrigation pipeline, and the control valve is provided with a soil moisture sensor for controlling the opening and closing of the irrigation valve through a feedback signal.

Through the above technical scheme, a soil humidity sensor is set to detect soil humidity. When it is detected that the soil humidity is lower than the optimum growth humidity of plants, the irrigation valve is controlled to open, and the water stored in the water storage tank flows through the irrigation pipeline and then the plants are planted through the irrigation device. area for irrigation. When the humidity in the soil is high, the control irrigation valve is closed to save water resources.

It is further set as follows: the water collection tank is arranged obliquely around the roof, and the connection between the water diversion pipe and the water collection tank is located at the lowest point of the water collection tank.

Through the above-mentioned technical scheme, the rainwater falling on the roof is collected as much as possible by setting the sump around the roof as much as possible. All enter the water pipe.

It is further set as follows: a water collection funnel is provided at the connection between the water diversion pipeline and the water collection tank, the shape of the connection end of the water collection funnel and the water collection tank is the same as the cross-sectional shape of the water collection tank, and the shape of the connection end of the water collection funnel and the water diversion pipeline is the same as The cross-sectional shape of the diversion pipe is the same.

Through the above technical scheme, the water collection funnel is used to connect the water collection tank and the water diversion pipe. Since the shapes of the two ends of the water collection funnel are the same as the cross-sectional shape of the water collection tank and the water diversion pipe, the water flow can smoothly transition from the water collection tank to the water diversion pipe. , will not collide and cause splashes.

It is further provided that: the water storage pipeline is provided with a filter.

Through the above technical solution, although the non-initial rainwater is relatively clean, it still carries a small amount of impurities and is filtered through the filter, so that the rainwater collected in the water storage tank is cleaner.

It is further set that: the filter includes a housing and a housing cover located above the housing, the housing and the housing cover are detachably connected, the housing cover is provided with a water inlet, and the lower end of the housing is provided with a water outlet , the lower end of the shell cover is provided with a filter net detachably connected with the shell cover.

Through the above technical solution, rainwater enters the filter from the water inlet on the shell cover, and flows out through the water outlet at the lower end of the casing after being filtered by the filter screen. Since the housing and the shell cover are detachably connected, and the filter screen and the shell cover are also detachably connected, the shell cover can be removed to replace the filter screen after more impurities are accumulated on the filter screen.

It is further provided that: a filter frame is welded at the lower end of the shell cover, and a throat hoop connecting the filter screen and the filter frame is arranged on the filter frame.

Through the above technical proposal, the filter frame is welded at the lower end of the shell cover as a support frame of the filter screen, and the filter screen is fixed with a throat hoop after the filter screen is put on the filter frame. In this way, the entire filter screen is stretched to make the filtering area of the filter screen larger, and the filtering speed is also faster. Moreover, fixing the filter screen through the throat hoop is also very convenient when replacing the filter screen.

It is further provided that a handle is respectively provided on both sides of the upper end of the shell cover.

Through the above technical scheme, since the water inlet is provided on the shell cover to communicate with the water storage pipeline, in order not to affect the arrangement of the water storage pipeline, a handle is provided on both sides of the upper end of the shell cover, which will neither affect the water storage pipeline , and it can be more convenient when removing the shell cover.

In summary, the beneficial effects of the utility model are: through the cooperation of the liquid level sensor and the reversing valve, the rainwater introduced into the water storage tank is not the initial rainwater; Irrigation, saving water resources.

Description of drawings

Fig. 1 is the structural representation of embodiment;

Fig. 2 is the sectional view of discarding water tank in the embodiment;

Fig. 3 is a sectional view of a water storage tank and a filter in the embodiment.

Reference signs: 1, water collection tank; 2, water collection funnel; 3, diversion pipe; 4, reversing valve; 5, water disposal pipe; 6, water disposal tank; 7, tank bottom; 8, drainage pipe; Drain valve; 10. Liquid level sensor; 11. Water storage pipe; 12. Filter; 13. Shell; 14. Shell cover; 15. Clamp; 16. Water inlet; 17. Water outlet; 18. Handle; 19 , filter frame; 20, filter screen; 21, hose clamp; 22, water storage tank; 23, irrigation pipe; 24, irrigation valve; 25, irrigation device; 26, soil moisture sensor; 27, roof.

detailed description

Below in conjunction with accompanying drawing, the utility model is described in further detail.

This specific embodiment is only an explanation of the utility model, and it is not a limitation of the utility model. After reading this description, those skilled in the art can make modifications to the embodiment without creative contribution according to needs, but as long as it is within the utility model All new claims are protected by patent law.

As shown in Figure 1 and Figure 2, a roof rainwater collection irrigation system, a sump 1 is connected below the edge of the roof 27, and the sump 1 is arranged obliquely around the roof 27, and the lowest part of the sump 1 passes through one end and the collector The water tank 1 has the same cross-sectional shape, and the water-collecting funnel 2 with one end having the same cross-sectional shape as the water diversion pipe 3 is connected to the water diversion pipe 3 . The water diversion pipe 3 is connected to the inlet of the reversing valve 4 , and one of the outlets of the reversing valve 4 is connected to the water discarding tank 6 through the water discarding pipe 5 . The tank bottom 7 of the water discarding tank 6 is an inverted cone, and the cone tip of the tank bottom 7 is connected with a drain pipe 8, and the drain pipe 8 is provided with a drain valve 9 for controlling the on-off of the drain pipe 8. A liquid level sensor 10 for detecting the liquid level height in the discarded water tank 6 is installed in the discarded water tank 6 .

As shown in Figures 1 and 3, another outlet of the reversing valve 4 is connected to the water storage pipeline 11, the water storage pipeline 11 is a flexible pipe, the water storage pipeline 11 is connected with a filter 12, and the filter 12 includes a housing 13 and The case cover 14 located above the case 13 is connected by a clamp 15 between the case 13 and the case cover 14 . The shell cover 14 is provided with a water inlet 16 to connect to the water storage pipeline 11, and one side of the shell cover 14 is respectively welded with a handle 18 at the positions on both sides of the water inlet 16 to facilitate picking up the shell cover 14. The other side of shell cover 14 is welded with filter frame 19, and filter frame 19 surrounds whole water inlet 16, and has a plurality of holes on filter frame 19, and the outside of filter frame 19 is covered with one deck filter screen 20, filters The net 20 is fixed on the filter frame 19 through a throat hoop 21 . The side of the lower end of the housing 13 has a water outlet 17 connected to the water storage pipeline 11, the end of the water storage pipeline 11 is connected to a water storage tank 22, and the lower end of the water storage tank 22 is connected to an irrigation pipeline 23, and the irrigation pipeline 23 is provided with an irrigation valve. 24 to control the on-off of irrigation pipeline 23, and the end of irrigation pipeline 23 is connected with irrigation device 25. A soil moisture sensor 26 is set to detect the soil moisture, and then the opening and closing of the irrigation valve 24 is controlled by a feedback signal.

During precipitation, the rainwater that falls on the roof 27 is collected through the sump 1. Since the sump 1 is inclined, the rainwater in the sump 1 will flow to the lowest point of the sump 1, and then enter after gathering through the sump funnel 2. Into the water diversion pipe 3. When the water level in the discarded water tank 6 does not reach the set value, the control reversing valve 4 is connected to the water diversion pipeline 3 and the discarded water pipeline 5 so that the initial rainwater enters the discarded water tank 6 through the discarded water pipeline 5 . When the water level in the discarded water tank 6 reaches the set value, the reversing valve 4 is controlled to communicate with the water diversion pipeline 3 and the water storage pipeline 11 , so that the non-initial rainwater enters the water storage tank 22 . After the precipitation stopped, the control drain valve 9 was opened to empty the rainwater in the discarded water tank 6. When the soil moisture sensor 26 detects that the soil moisture is lower than the optimum humidity of the plant, the irrigation valve 24 is controlled to open, and the water in the irrigation valve 24 is delivered to the irrigation device 25 through the irrigation pipeline 23, and then irrigated by the irrigation device 25.

Claims (10)

1. a kind of roof rain water collecting irrigation system, including water leg（1）, the water leg（1）Provided with conduit pipe（3）, its It is characterized in：The conduit pipe（3）End is provided with reversal valve（4）, the reversal valve（4）Two outlets be respectively equipped with and abandon water pipe Road（5）With water storage pipeline（11）, it is described to abandon waterpipe（5）End provided with abandoning water pot（6）, it is described to abandon water pot（6）It is interior to be provided with logical Cross feedback signal control reversal valve（4）The liquid level sensor of commutation（10）, the water storage pipeline（11）End be provided with water tank （22）, the water tank（22）Provided with irrigation conduit（23）, the irrigation conduit（23）End be provided with irrigation rig（25）.

2. roof rain water collecting irrigation system according to claim 1, it is characterized in that：It is described to abandon water pot（6）Bottom set There is drainage pipeline（8）, the drainage pipeline（8）Provided with control drainage pipeline（8）The draining valve of break-make（9）.

3. roof rain water collecting irrigation system according to claim 2, it is characterized in that：It is described to abandon water pot（6）Provided with back taper The tank bottom of shape（7）, the drainage pipeline（8）With abandoning water pot（6）Junction is located at back taper tank bottom（7）Cone.

4. roof rain water collecting irrigation system according to claim 1, it is characterized in that：The irrigation conduit（23）Provided with control Irrigation conduit processed（23）The irrigation valve of break-make（24）, the control valve by feedback signal provided with controlling irrigation valve（24）Open and close Soil humidity sensor（26）.

5. roof rain water collecting irrigation system according to claim 1, it is characterized in that：The water leg（1）Around roof （27）One circle is obliquely installed, the conduit pipe（3）With water leg（1）Connectivity part is located at water leg（1）Minimum point.

6. roof rain water collecting irrigation system according to claim 5, it is characterized in that：The conduit pipe（3）Upper and collection Tank（1）Connectivity part is provided with collection hyponome（2）, the collection hyponome（2）With water leg（1）Connection end shape and water leg（1） Cross sectional shape is identical, the collection hyponome（2）With conduit pipe（3）Connection end shape and conduit pipe（3）Cross sectional shape is identical.

7. roof rain water collecting irrigation system according to claim 1, it is characterized in that：The water storage pipeline（11）It is provided with Filter（12）.

8. roof rain water collecting irrigation system according to claim 7, it is characterized in that：The filter（12）Including housing （13）With positioned at housing（13）The cap of top（14）, the housing（13）And cap（14）It is detachably connected, the cap （14）Provided with water inlet（16）, the housing（13）Lower end be provided with delivery port（17）, the cap（14）Lower end is provided with and shell Lid（14）The screen pack being detachably connected（20）.

9. roof rain water collecting irrigation system according to claim 8, it is characterized in that：The cap（14）Lower end was welded with Filter frame（19）, the filter frame（19）Provided with connection screen pack（20）And filter frame（19）Larynx hoop（21）.

10. roof rain water collecting irrigation system according to claim 8, it is characterized in that：The cap（14）The two of upper end Side is respectively provided with a handle（18）.