CN214031988U - Rainwater recovery system - Google Patents

Abstract

The utility model discloses a rainwater recovery system, which comprises a rainwater collector and a water storage tank, wherein the position of the rainwater collector is higher than the top of the water storage tank, the rainwater collector is connected with an inlet of the water storage tank through a water pipe, a water pump is arranged in the water storage tank, an outlet of the water pump is connected with an inlet of a pre-filter, an outlet of the pre-filter is connected with an inlet of a central water purifier, an outlet of the central water purifier is connected with an inlet of a central water softener, and an outlet of the central water softener is connected with water using equipment; a sewage tank is arranged in the water storage tank, and a drain valve is arranged at the bottom of the sewage tank; the bilge pit outside is equipped with to keeping away from the filter layer of bilge pit direction slope the filter layer below is equipped with the activated carbon layer, the utility model discloses utilize through the rainwater of purification, can be used for daily life, can also avoid dirty first rain to get into clean system, extension filtration equipment's life.

Description

Rainwater recovery system

Technical Field

The utility model particularly relates to a rainwater collecting device technical field specifically is a rainwater recovery system.

Background

Water is a precious resource, the northern cities generally have the problem of drought and water shortage, some cities have more shortage of water resources, and rainwater becomes a precious natural resource. However, every rainy season, rainfall is not effectively utilized, and white rainfall is discharged, so that a rainwater recovery system is needed.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a rainwater recovery system collects the rainfall and is used for replenishing the domestic water of general family, gets up the resource effective utilization of rainfall.

In order to achieve the above object, the utility model provides a following technical scheme: a rainwater recovery system comprises a rainwater collector and a water storage tank, wherein the position of the rainwater collector is higher than the top of the water storage tank, the rainwater collector is connected with an inlet of the water storage tank through a water pipe, a water pump is arranged in the water storage tank, an outlet of the water pump is connected with an inlet of a pre-filter, an outlet of the pre-filter is connected with an inlet of a central water purifier, an outlet of the central water purifier is connected with an inlet of a central water softener, and an outlet of the central water softener is connected with a water using device;

a sewage tank is arranged in the water storage tank, the sewage tank is arranged below an inlet of the water storage tank, the top of the sewage tank is provided with an inlet, a floating block is arranged in the sewage tank, the floating block can block the inlet at the top of the sewage tank, and the bottom of the sewage tank is provided with a drain valve;

a filtering layer which inclines away from the sewage tank is arranged on the outer side of the sewage tank, the filtering layer is a fine filtering net layer, a settling tank is arranged at the tail part of the filtering layer, an activated carbon layer is arranged below the filtering layer, and a water storage space is arranged below the activated carbon layer and the settling tank; the water pump is arranged at the bottom of the water storage space;

the pre-filter adopts a PE filter, and the filtering precision is 90-110 microns;

the central water purifier is a resin filter, and the filtering precision is 3 microns;

the central water softener is a water softener adopting a nanocrystalline TAC (TAC) soft water technology.

Preferably: the top of the water storage tank is provided with an access door, and the access door is arranged above the sedimentation tank.

Preferably: the capacity of the sewage tank is more than 200 liters.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses the filter layer of tilting can be washed away the silt of staying on the filter screen to the precipitation tank, extension filter screen life, fine utilization the precipitation resource, through the rainwater that purifies, can directly be used for daily life's water. The system can also prevent the dirtier initial rain from entering the purification system, and prolong the service life of the filter equipment.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

in the figure: 1. the system comprises a rainwater collector, a water storage tank, a water pump, a pre-filter, a central water purifier, a central water softener, a water utilization device, a sewage tank, a floating block, a water discharge valve, a filtering layer, a settling tank, an activated carbon layer, a water storage space and an access door, wherein the water storage space comprises 2 parts of a water storage space, 3 parts of a water pump, 4 parts of a pre-filter, 5 parts of a central water purifier, 6 parts of a central water softener, 7 parts of a water utilization device, 8 parts of a sewage tank, 9 parts of a floating block, 10 parts of a water discharge valve, 11 parts of a filtering layer, 12 parts of a settling tank, 13 parts of an activated carbon layer, 14 parts of a water storage space and 15 parts of an access door.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the embodiments of the present invention, it should be noted that the terms "upper", "inner" and the like indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship which is usually placed when the utility model is used, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the term refers must have a specific position, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

Referring to fig. 1, the present invention provides an embodiment: a rainwater recovery system comprises a rainwater collector 1 and a water storage tank 2, wherein the position of the rainwater collector 1 is higher than the top of the water storage tank 2, the rainwater collector 1 is connected with an inlet of the water storage tank 2 through a water pipe, a water pump 3 is arranged in the water storage tank 2, an outlet of the water pump 3 is connected with an inlet of a pre-filter 4, an outlet of the pre-filter 4 is connected with an inlet of a central water purifier 5, an outlet of the central water purifier 5 is connected with an inlet of a central water softener 6, and an outlet of the central water softener 6 is connected with a water using device 7;

a sewage tank 8 is arranged in the water storage tank 2, the sewage tank 8 is arranged below an inlet of the water storage tank 2, the top of the sewage tank 8 is provided with an inlet, a floating block 9 is arranged in the sewage tank 8, the floating block 9 can block the inlet at the top of the sewage tank 8, and the bottom of the sewage tank 8 is provided with a drain valve 10;

a filtering layer 11 which inclines away from the sewage tank 8 is arranged on the outer side of the sewage tank 8, the filtering layer 11 is a fine filtering net layer, a settling tank 12 is arranged at the tail part of the filtering layer 11, an activated carbon layer 13 is arranged below the filtering layer 11, and a water storage space 14 is arranged below the activated carbon layer 13 and the settling tank 12; the water pump 3 is arranged at the bottom of the water storage space 14;

the pre-filter 4 adopts a PE filter, and the filtering precision is 90-110 microns;

the central water purifier 5 is a resin filter with the filtering precision of 3 microns;

the central water softener 6 is a water softener adopting a nanocrystalline TAC (TAC) water softening technology, the nanocrystalline TAC water softener packs calcium, magnesium, bicarbonate radical and the like in water into nanoscale crystals by utilizing high energy generated by surface crystal nuclei of nanocrystalline polymeric spheres, and the nanoscale crystals automatically fall into the water when growing to about 2 nanometers, so that scale is prevented from being generated by free ions.

The working principle is as follows: when raining, rainwater flows into the sewage tank 8 in the water storage tank 2 through the rainwater collector 1, the rainwater is dirty and is not suitable for direct use when raining is started, and the floating block 9 rises along with the rise of the water level of the sewage tank 8 until an inlet at the top of the sewage tank 8 is blocked;

at this moment, the rainwater continues to flow into the water storage tank 2 through the rainwater collector 1, and through the filter layer 11 of slope, the filter layer 11 can use the fine filter screen layer, and the filter layer 11 can filter silt in the rainwater, and the filter layer 11 is the slope and arranges moreover, filters the silt that leaves and can be washed to the precipitation tank 12 by rivers in, and the rainwater sees through the filter layer 11, passes through the filtration of activated carbon layer 13 again, flows into the water storage space 14 in the water storage tank at last.

When water is needed, the water pump 3 pumps out the water in the water storage space 14, and the water can directly meet the requirement of domestic water after being filtered by the pre-filter 4, the central water purifier 5 and the central water softener 6.

When the sump 8 is full of water, it may be drained through a drain valve 10. In addition, in order to conveniently and regularly clean the silt in the settling tank 12, the top of the water storage tank 2 is provided with an access door 15, and the access door 15 is arranged above the settling tank 12.

Furthermore, according to the regulation in "design of outdoor drainage" (2016 edition), the initial rain storage volume in our country is set to 4-8mm, so that the capacity of the sewage tank 8 is preferably 200 liters or more, and the initial rain which is too dirty can be effectively drained.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (3)

1. A rainwater recovery system, includes rainwater collector, storage water tank, rainwater collector's position is higher than the top of storage water tank, its characterized in that: the rainwater collector is connected with an inlet of the water storage tank through a water pipe, a water pump is arranged in the water storage tank, an outlet of the water pump is connected with an inlet of a pre-filter, an outlet of the pre-filter is connected with an inlet of a central water purifier, an outlet of the central water purifier is connected with an inlet of a central water softener, and an outlet of the central water softener is connected with water using equipment;

a sewage tank is arranged in the water storage tank, the sewage tank is arranged below an inlet of the water storage tank, the top of the sewage tank is provided with an inlet, a floating block is arranged in the sewage tank, the floating block can block the inlet at the top of the sewage tank, and the bottom of the sewage tank is provided with a drain valve;

a filtering layer which inclines away from the sewage tank is arranged on the outer side of the sewage tank, the filtering layer is a fine filtering net layer, a settling tank is arranged at the tail part of the filtering layer, an activated carbon layer is arranged below the filtering layer, and a water storage space is arranged below the activated carbon layer and the settling tank; the water pump is arranged at the bottom of the water storage space;

the pre-filter adopts a PE filter, and the filtering precision is 90-110 microns;

the central water purifier is a resin filter, and the filtering precision is 3 microns;

the central water softener is a water softener adopting a nanocrystalline TAC (TAC) soft water technology.

2. A rainwater recovery system according to claim 1 wherein: the top of the water storage tank is provided with an access door, and the access door is arranged above the sedimentation tank.

3. A rainwater recovery system according to claim 1 wherein: the capacity of the sewage tank is more than 200 liters.

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