A kind of pergola on the city road collection rain timing irrigation device
Technical field
The utility model relates to Greening Urban Road technical field, specifically, relates to a kind of pergola on the city road collection rain timing irrigation device.
Background technology
At present, development along with national economy, urbanization has had significantly progress in China, for the attractive in appearance and environmental protection in city need to, urban road mostly needs greening, and greenbelt is set, and the roadside greening area in city also increases thereupon year by year, how improving road green belt flowers grass and trees survival rate and guarantee normal growth, is the important content of urban afforestation management.At present, the irrigation method of pergola on the city road, mainly adopts sprinkling truck or manual priming, so not only need the supply of a large amount of water, waste water source, and also municipal staff needs every day or often go each road green belt to water, labour intensity is large, has increased the administrative expenses of greenbelt.
Summary of the invention
Technical problem to be solved in the utility model is: provide a kind of can using water wisely, and can alleviate the pergola on the city road collection rain timing irrigation device of municipal staff's work load.
For solving the problems of the technologies described above, the technical solution of the utility model is: a kind of pergola on the city road collection rain timing irrigation device, comprise storage tank, described storage tank is provided with case lid, the width of described case lid is less than the width of described storage tank, and gap is left as water inlet respectively and between the inwall of described storage tank in the both sides of described case lid;
The upper end of described storage tank is connected with funnelform collection canopy, and it is large that the cross sectional dimensions of described collection canopy becomes from top to bottom gradually;
The bottom of described storage tank is connected with outlet pipe, is distributed with the some branched pipes that are connected respectively to greenbelt on described outlet pipe;
On described outlet pipe, be also provided with magnetic valve, described storage tank is provided with electric cabinet, described electric cabinet is electrically connected to the power supply of street lamp, described electric cabinet is provided with power switch, in described electric cabinet, be provided with relay, first timer and second timer, the normally opened contact of described first timer, the normally-closed contact of described second timer and described relay form self-hold circuit, wherein, the power supply of the described street lamp described power switch of connecting, the normally opened contact of described first timer, after the normally-closed contact of described second timer, be electrically connected to the control coil of described relay, one group of normally opened contact of described relay is in parallel with the normally opened contact of described first timer, the power supply series-connection power supplies switch of described street lamp, after one group of normally opened contact of described relay, be electrically connected to described magnetic valve.
Preferably, described storage tank is square storage tank, and the described canopy that integrates is as square-shaped hopper shape collection canopy.
Owing to having adopted technique scheme, the beneficial effects of the utility model are:
Pergola on the city road collection rain timing irrigation device of the present utility model, when rainy, can collect rainwater by collection canopy, the rainwater that collection canopy is collected can flow down along the inwall of collection canopy, then the gap between case lid and storage tank inwall flows to storage tank and stores, also can be by manually storage tank being carried out to moisturizing when not raining.Because first timer, second timer and relay form self-hold circuit, first timer is set in advance, and a certain moment turn-offs after opening the very short time in the afternoon, second timer is set to be turn-offed after connecting certain section of time T, like this, when power switch is during in open mode, when a certain moment to every afternoon, the normally opened contact of first timer is closed, the power supply of street lamp makes the control coil invocation point of relay by first timer and second timer, and self-sustaining, thereby give magnetic valve timing power supply, magnetic valve will be in opening state, to urban green belts, water a period of time, when watering time reaches the setting-up time of second timer, the normally-closed contact of second timer disconnects, the control coil of relay disconnects, thereby magnetic valve dead electricity disconnects, stop watering to urban green belts.Like this, pergola on the city road collection rain timing irrigation device of the present utility model, can collect rainwater, and realize every day and automatically to urban green belts, watered a period of time, need not municipal staff go to water everyday.Thereby saved water, and alleviated municipal staff's work burden.
Due to pergola on the city road collection rain timing irrigation device of the present utility model, storage tank is provided with case lid, rainwater is by the gap between case lid and storage tank inwall, to enter storage tank to collect rain, so the moisture in storage tank is not easy evaporation, further reached the effect of water saving.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the utility model is further illustrated.
Fig. 1 is the structural representation of pergola on the city road collection rain timing irrigation device of the present utility model;
Fig. 2 is the structural representation that Fig. 1 removes collection canopy;
Fig. 3 is pergola on the city road collection rain timing irrigation principle of device block diagram of the present utility model;
Fig. 4 is the circuit theory diagrams of pergola on the city road collection rain timing irrigation device of the present utility model;
In figure: 1, storage tank; 2, case lid; 3, collection canopy; 4, water inlet; 5, outlet pipe; 6, branched pipe; 7, magnetic valve; 8, electric cabinet; 9, power switch; 10, first timer; 11, second timer; 12, relay.
Embodiment
Fig. 1 is the structural representation of pergola on the city road collection rain timing irrigation device of the present utility model; Fig. 2 is the structural representation that Fig. 1 removes collection canopy; Fig. 3 is pergola on the city road collection rain timing irrigation principle of device block diagram of the present utility model; Fig. 4 is the circuit theory diagrams of pergola on the city road collection rain timing irrigation device of the present utility model.
With reference to Fig. 1, Fig. 2, Fig. 3 and Fig. 4, pergola on the city road collection rain timing irrigation device of the present utility model, comprise storage tank 1, storage tank 1 is provided with case lid 2, the width of case lid 2 is less than the width of storage tank 1, and the both sides of case lid 2 respectively and between the inwall of storage tank 1, leave gap as water inlet 4.
The upper end of storage tank 1 is connected with funnelform collection canopy 3, and it is large that the cross sectional dimensions of collection canopy 3 becomes from top to bottom gradually.
The bottom of storage tank 1 is connected with outlet pipe 5, is distributed with the some branched pipes 6 that are connected respectively to greenbelt on outlet pipe 5.
On outlet pipe 5, be also provided with magnetic valve 7, storage tank 1 is provided with electric cabinet 8, electric cabinet 8 is electrically connected to the power supply of street lamp, electric cabinet 8 is provided with power switch 9, in electric cabinet 8, be provided with relay 12, first timer 10 and second timer 11, the normally opened contact of first timer 10, the normally-closed contact of second timer 11 and relay 12 form self-hold circuit, wherein, the power supply series-connection power supplies switch 9 of street lamp, the normally opened contact of first timer 10, after the normally-closed contact of second timer 11, be electrically connected to the control coil of relay 12, one group of normally opened contact of relay 12 is in parallel with the normally opened contact of first timer 10, the power supply series-connection power supplies switch 9 of street lamp, after one group of normally opened contact of relay 12, be electrically connected to magnetic valve 7.
In the present embodiment, storage tank 1 is square storage tank, integrates canopy 3 as square-shaped hopper shape collection canopy.
Pergola on the city road collection rain timing irrigation device of the present utility model, when rainy, can collect rainwater by collection canopy 3, the rainwater that collection canopy 3 is collected can flow down along the inwall of collection canopy 3, then the gap between case lid 2 and storage tank 1 inwall flows to storage tank 1 and stores, also can be by manually storage tank 1 being carried out to moisturizing when not raining.Because first timer 10, second timer 11 forms self-hold circuit with relay 12, first timer 10 is set in advance, and a certain moment turn-offs after opening the very short time in the afternoon, second timer 11 is set to be turn-offed after connecting certain section of time T, like this, when power switch 9 is during in open mode, when a certain moment to every afternoon, the normally opened contact of first timer 10 is closed, the power supply of street lamp makes the control coil invocation point of relay 12 by first timer 10 and second timer 11, and self-sustaining, thereby give magnetic valve 7 timing power supplies, magnetic valve 7 will be in opening state, to urban green belts, water a period of time, when watering time reaches the setting-up time of second timer 11, the normally-closed contact of second timer 11 disconnects, the control coil of relay 12 disconnects, thereby magnetic valve 7 dead electricity disconnect, stop watering to urban green belts.Like this, pergola on the city road collection rain timing irrigation device of the present utility model, can collect rainwater, and realize every day and automatically to urban green belts, watered a period of time, need not municipal staff go to water everyday.Thereby saved water, and alleviated municipal staff's work burden.
Due to pergola on the city road collection rain timing irrigation device of the present utility model, storage tank 1 is provided with case lid 2, rainwater is by the gap between case lid 2 and storage tank 1 inwall, to enter storage tank 1 to collect rain, therefore the moisture in storage tank 1 is not easy evaporation, has further reached the effect of water saving.
More than show and described basic principle of the present utility model and principal character and advantage of the present utility model.The technical staff of the industry should understand; the utility model is not restricted to the described embodiments; do not departing under the prerequisite of the utility model spirit and scope, the utility model also has various changes and modifications, and these changes and improvements all fall within the scope of claimed the utility model.The claimed scope of the utility model is defined by appending claims and equivalent thereof.