阅读说明：本技术 一种人工湿地雨水净化回用装置及其使用方法 (Constructed wetland rainwater purification and reuse device and use method thereof ) 是由 薛建强 张富良 黄年兴 于 2021-10-08 设计创作，主要内容包括：本发明公开了一种人工湿地雨水净化回用装置及其使用方法,涉及市政技术领域；为了解决人工湿地对雨水回收效率低的问题；该装置包括储水箱；所述储水箱顶端内壁固定连接有雨水回收槽；雨水回收槽顶端外壁固定连接有圆台筒,该方法包括以下步骤,在雨天时通过圆柱台、雨水回收槽对雨水进行过滤收集。本发明中在雨水重力的作用下使得伸缩弹簧收缩,伸缩连杆带着回收导向机构下移,从而使得雨水通过雨水回收槽上的第一过滤网进行过滤并最终进入储水箱内部储存,从而使得未在下雨时,储水箱内部处于封闭状态,防止第一过滤网暴露在外界环境中,避免其沾满灰尘影响过滤效果,通过维护挡板可以对第一过滤网进行更换,保证第一过滤网过滤的有效性。(The invention discloses a constructed wetland rainwater purification and reuse device and a use method thereof, relating to the municipal technical field; the problem that the rainwater recovery efficiency of the artificial wetland is low is solved; the device comprises a water storage tank; the inner wall of the top end of the water storage tank is fixedly connected with a rainwater recovery tank; the method comprises the following steps that rainwater is filtered and collected through the cylindrical table and the rainwater recycling groove in rainy days. According to the rainwater recycling device, the telescopic spring is contracted under the action of rainwater gravity, the telescopic connecting rod drives the recycling guide mechanism to move downwards, so that rainwater is filtered through the first filter screen on the rainwater recycling groove and finally enters the water storage tank to be stored, the interior of the water storage tank is in a closed state when the rainwater is not in rain, the first filter screen is prevented from being exposed in an external environment and being prevented from being stained with dust to influence the filtering effect, the first filter screen can be replaced through the maintenance baffle, and the filtering effectiveness of the first filter screen is guaranteed.)

1. A rainwater purification and reuse device for an artificial wetland comprises a water storage tank (1) and is characterized in that the inner wall of the top end of the water storage tank (1) is fixedly connected with a rainwater recovery tank (7); the outer wall of the top end of the rainwater recovery tank (7) is fixedly connected with a circular truncated cone (13); the inner wall of one side of the rainwater recovery tank (7) is fixedly connected with a first filter screen (14) which is uniformly distributed; the outer wall of the top end of the water storage tank (1) is rotatably connected with maintenance baffles (6) which are uniformly distributed; the inner wall of one side of the rainwater recovery tank (7) is connected with a recovery guide mechanism (8) in a sliding way.

2. The constructed wetland rainwater purification and reuse device according to claim 1, wherein the outer wall of the bottom end of the recovery guide mechanism (8) is fixedly connected with a telescopic connecting rod (11); the outer wall of the bottom end of the telescopic connecting rod (11) is fixedly connected with a telescopic spring (10); the outer wall of the bottom end of the telescopic spring (10) is fixedly connected with a hollow pillar (9); the peripheral outer walls of the telescopic connecting rods (11) are connected with the inner wall of one side of the hollow pillar (9) in a sliding manner; the outer wall of the bottom end of the hollow strut (9) is fixedly connected with the inner wall of the bottom end of the water storage tank (1).

3. The constructed wetland rainwater purification and reuse device according to claim 2, wherein the recovery guide mechanism (8) comprises an annular water collection tank (801), a limiting sleeve (802) and a hydraulic turbine (805); the peripheral outer wall of the annular water collecting groove (801) is connected with the inner wall of one side of the rainwater recovery groove (7) in a sliding manner; the outer wall of the bottom end of the annular water collecting groove (801) is fixedly connected with the outer wall of the top end of the telescopic connecting rod (11).

4. The constructed wetland rainwater purification and reuse device according to claim 3, characterized in that the inner wall of one side of the annular water collecting groove (801) is provided with guide holes (803) which are uniformly distributed; the outer wall of one side of the water turbine (805) is fixedly connected with the inner wall of one side of the guide hole (803).

5. The constructed wetland rainwater purification and reuse device according to claim 4, wherein the peripheral outer wall of the limiting sleeve (802) is slidably connected to the inner wall of one side of the guide hole (803); the inner wall of one side of the limiting sleeve (802) is fixedly connected with evenly distributed limiting hooks (806).

6. The constructed wetland rainwater purification and reuse device according to claim 5, wherein the outer wall of the top end of the guide hole (803) is fixedly connected with a support connecting column (804); the inner wall of one side of the support connecting column (804) is rotationally connected with a spiral connecting column (809); the outer wall of one side of the spiral connecting column (809) is fixedly connected with a gap turntable (808); the peripheral outer wall of the spiral connecting column (809) is meshed with the outer wall of the other side of the hydraulic turbine (805) through threads; a semicircular baffle (807) is fixedly connected with the inner wall of the bottom end of the guide hole (803).

7. The constructed wetland rainwater purification and reuse device according to claim 6, characterized in that the outer wall of the bottom end of the water storage tank (1) is fixedly connected with a water pump (4); the outer wall of the bottom end of the water storage tank (1) is fixedly connected with uniformly distributed water supply pipes (3); the outer wall of the periphery of the water storage tank (1) is fixedly connected with uniformly distributed circulating water pipes (2); the outer wall of the top end of the circulating water pipe (2) is fixedly connected with uniformly distributed cylindrical platforms (16); an arc-shaped groove (17) is processed on the inner wall of one side of the cylindrical table (16); a second filter screen (18) is fixedly connected with the inner wall of one side of the cylindrical table (16).

8. The constructed wetland rainwater purification and reuse device according to claim 7, wherein a sprinkler (5) is slidably connected to the inner wall of one side of the cylindrical table (16); the outer wall of the bottom end of the sprinkler head (5) is fixedly connected with a telescopic water pipe (15); the outer wall of the bottom end of the telescopic water pipe (15) is fixedly connected with the outer wall of the top end of the water supply pipe (3); the outer walls of the periphery of the telescopic connecting rod (11) are fixedly connected with evenly distributed supporting connecting rods (12); the outer wall of one side of the support connecting rod (12) is fixedly connected with the outer wall of one side of the sprinkler head (5).

9. The constructed wetland rainwater purification and reuse device according to claim 8, wherein said sprinkler head (5) comprises a sprinkler base (501), an arc-shaped support column (502) and an arc-shaped sprinkler head (503); the peripheral outer wall of the spraying base (501) is connected with the inner wall of one side of the cylindrical table (16) in a sliding manner; the outer wall of the bottom end of the spraying base (501) is fixedly connected with the outer wall of the top end of the telescopic water pipe (15); the outer wall of the bottom end of the arc-shaped strut (502) is fixedly connected with the outer wall of the top end of the spraying base (501); the outer wall of the bottom end of the arc nozzle (503) is fixedly connected with the outer wall of the top end of the arc pillar (502); the inner walls of one sides of the arc-shaped support column (502) and the spraying base (501) are respectively provided with a water supply hole (55); the inner wall of one side of the arc nozzle (503) is provided with evenly distributed spraying holes (504).

10. The use method of the constructed wetland rainwater purification and reuse device according to any one of claims 1 to 9, characterized by comprising the following steps:

s1: in rainy days, rainwater is filtered and collected through the cylindrical table (16) and the rainwater recovery tank (7);

s2: after the collection is finished, the staff change and wash the limit sleeve (802);

s3: opening the maintenance baffle (6) to maintain the first filter screen (14);

s4: and when the artificial wetland is dry, the water pump (4) is operated to spray the artificial wetland.

Technical Field

The invention relates to the technical field of municipal administration, in particular to an artificial wetland rainwater purification and reuse device and a use method thereof.

Background

The artificial wetland is a wetland-similar ground which is artificially constructed and controlled to operate and is used for controlling sewage and sludge to be dosed on the artificially constructed wetland, and the sewage and the sludge mainly utilize the physical, chemical and biological triple synergistic effects of soil, artificial media, plants and microorganisms in the process of flowing along a certain direction to treat the sewage and the sludge.

Through the retrieval, chinese patent application No. CN201711106304.6 discloses an artificial wetland purification method rainwater recycling system, including rainwater collection channel, artificial wetland, reuse water pool, filter tank, shunt tubes, a plurality of seepage pipes, filter tank sets up and is close to rainwater collection channel department above artificial wetland, vertical direction is provided with a plurality of seepage pipes that the interval evenly distributed in shunt tubes and artificial wetland, rainwater collection channel communicates with the one end mouth of pipe of first water pipe, the other end mouth of pipe of first water pipe communicates with the one end that filter tank is close to the graticule layer, the one end that filter tank is close to activated carbon layer communicates with the one end mouth of pipe of shunt tubes, the middle part of a plurality of seepage pipes one end mouths of pipe and shunt tubes communicates, a plurality of seepage pipes other end mouths of pipe insert in the water containing space in the artificial wetland, artificial wetland is provided with first outlet pipe. The rainwater recycling system adopting the artificial wetland purification method in the patent has the following defects: above-mentioned rainwater recycling system causes the jam easily to the rainwater collection in-process, and the system is inside to have a large amount of singlechips and sensors, improves the running cost.

Disclosure of Invention

The invention aims to solve the defects in the prior art and provides a constructed wetland rainwater purification and reuse device and a use method thereof.

In order to achieve the purpose, the invention adopts the following technical scheme:

a rainwater purification and reuse device for an artificial wetland comprises a water storage tank; the inner wall of the top end of the water storage tank is fixedly connected with a rainwater recovery tank; the outer wall of the top end of the rainwater recovery tank is fixedly connected with a circular truncated cone; the inner wall of one side of the rainwater recovery tank is fixedly connected with first filter screens which are uniformly distributed; the outer wall of the top end of the water storage tank is rotationally connected with maintenance baffles which are uniformly distributed; the inner wall of one side of the rainwater recovery tank is connected with a recovery guide mechanism in a sliding manner.

Preferably: the outer wall of the bottom end of the recovery guide mechanism is fixedly connected with a telescopic connecting rod; the outer wall of the bottom end of the telescopic connecting rod is fixedly connected with a telescopic spring; the outer wall of the bottom end of the telescopic spring is fixedly connected with a hollow pillar; the peripheral outer walls of the telescopic connecting rods are connected with the inner wall of one side of the hollow pillar in a sliding manner; the outer wall of the bottom end of the hollow strut is fixedly connected to the inner wall of the bottom end of the water storage tank.

Preferably: the recovery guide mechanism comprises an annular water collecting tank, a limiting sleeve and a hydraulic turbine; the peripheral outer wall of the annular water collecting groove is connected with the inner wall of one side of the rainwater recovery groove in a sliding manner; the outer wall of the bottom end of the annular water collecting groove is fixedly connected to the outer wall of the top end of the telescopic connecting rod.

Preferred for the present invention are: the inner wall of one side of the annular water collecting tank is provided with guide holes which are uniformly distributed; the outer wall of one side of the hydraulic turbine is fixedly connected with the inner wall of one side of the guide hole.

As a preferable aspect of the present invention: the peripheral outer wall of the limiting sleeve is connected with the inner wall of one side of the guide hole in a sliding manner; the inner wall of one side of the limiting sleeve is fixedly connected with evenly distributed limiting hooks.

As a preferable aspect of the present invention: the outer wall of the top end of the guide hole is fixedly connected with a supporting connecting column; the inner wall of one side of the support connecting column is rotationally connected with a spiral connecting column; the outer wall of one side of the spiral connecting column is fixedly connected with a gap turntable; the outer wall of the periphery of the spiral connecting column is meshed with the outer wall of the other side of the hydraulic turbine through threads; the inner wall of the bottom end of the guide hole is fixedly connected with a semicircular baffle.

Further: the outer wall of the bottom end of the water storage tank is fixedly connected with a water pump; the outer wall of the bottom end of the water storage tank is fixedly connected with uniformly distributed water supply pipes; the outer wall of the periphery of the water storage tank is fixedly connected with uniformly distributed circulating water pipes; the outer wall of the top end of the circulating water pipe is fixedly connected with uniformly distributed cylindrical platforms; an arc-shaped groove is processed on the inner wall of one side of the cylindrical table; the inner wall of one side of the cylindrical table is fixedly connected with a second filter screen.

As a further scheme of the invention: the inner wall of one side of the cylindrical table is connected with a spraying head in a sliding way; the outer wall of the bottom end of the sprinkler head is fixedly connected with a telescopic water pipe; the outer wall of the bottom end of the telescopic water pipe is fixedly connected with the outer wall of the top end of the water supply pipe; the outer walls of the periphery of the telescopic connecting rod are fixedly connected with uniformly distributed supporting connecting rods; the outer wall of one side of the supporting connecting rod is fixedly connected with the outer wall of one side of the sprinkler head.

As a still further scheme of the invention: the spraying head comprises a spraying base, an arc-shaped support column and an arc-shaped spraying head; the peripheral outer wall of the spraying base is connected with the inner wall of one side of the cylindrical table in a sliding manner; the outer wall of the bottom end of the spraying base is fixedly connected with the outer wall of the top end of the telescopic water pipe; the outer wall of the bottom end of the arc-shaped strut is fixedly connected with the outer wall of the top end of the spraying base; the outer wall of the bottom end of the arc nozzle is fixedly connected with the outer wall of the top end of the arc pillar; water supply holes are processed on the inner walls of one sides of the arc-shaped support and the spraying base; the inner wall of one side of the arc nozzle is provided with evenly distributed spraying holes.

A use method of the constructed wetland rainwater purification and reuse device comprises the following steps:

s1: filtering and collecting rainwater through the cylindrical table and the rainwater recovery tank in rainy days;

s2: after the collection is finished, the worker replaces and cleans the limiting sleeve;

s3: opening a maintenance baffle to maintain the first filter screen;

s4: and when the artificial wetland is dry, the water pump is operated to spray the artificial wetland.

The invention has the beneficial effects that:

1. the circular truncated cone cylinder can enlarge the rainwater recovery range, rainwater enters the rainwater recovery groove when raining, the rainwater is collected on the recovery guide mechanism, the telescopic spring is contracted under the action of rainwater gravity, the telescopic connecting rod drives the recovery guide mechanism to move downwards, so that the rainwater is filtered through the first filter screen on the rainwater recovery groove and finally enters the water storage tank to be stored, the interior of the water storage tank is in a closed state when raining is not performed, the first filter screen is prevented from being exposed in the external environment and being stained with dust to influence the filtering effect, the first filter screen can be replaced through the maintenance baffle, and the filtering effectiveness of the first filter screen is guaranteed.

2. The inside spacing hook of spacing sleeve can carry out preliminary treatment to the rainwater through the guiding hole, impurity to the rectangular shape form blocks, prevent that long banding impurity from attaching on first filter screen, influence passing through of rainwater, in the beginning, the breach carousel makes its breach be located the top under the action of gravity, when the rainwater is through the guiding hole, hydraulic turbine rotates under the effect of flow force, thereby take the spiral even post to rotate, and then make the breach carousel rotatory, the breach carousel is under rotatory in-process and semicircle baffle's cooperation, make the rainwater intermittent type formula pass through first filter screen, thereby alleviate the impact force of rainwater to first filter screen, prevent that rivers from destroying first filter screen by force, the security and the flexibility of improvement device.

3. When the rainfall is large, the telescopic connecting rod is driven to move downwards by the recovery guide mechanism under the action of gravity, the sprinkler head is driven to move downwards by the support connecting rod at the moment, so that the cylindrical table also starts to collect rainwater, the rainwater collected by the cylindrical table is firstly filtered through the second filter screen and then enters the water storage tank through the circulating pipe to be stored, the efficiency of the water storage tank on rainwater collection is ensured when heavy rain occurs, the rainwater collection range is expanded, the artificial wetland is prevented from generating flood, the practicability of the device is improved, the rainwater collected in the water storage tank can be driven by the water pump to spray to the artificial wetland through the water supply pipe and the sprinkler head, drought of the artificial wetland is prevented, and the adaptability of the artificial wetland is improved.

4. Initially, the water feeding hole plugs the cylindrical table to form a closed space in the circulating water pipe, when the support connecting rod drives the support connecting rod 21 to move downwards, the arc-shaped support enters the cylindrical table, so that a gap is formed between the cylindrical table and the arc-shaped strut, rainwater enters the cylindrical table through the gap, and flows into the circulating water pipe from the arc-shaped groove of the cylindrical table through the filtration of the second filter screen, thereby realize retrieving filtering capability to whole constructed wetland's rainwater, the shape of arc pillar, circular arc shower nozzle makes things convenient for work to find cylinder platform place department, conveniently maintains cylinder platform and inside spare part, sprays the water supply hole and flexible water pipe, the water supply pipe in base, the arc pillar links to each other, and the inside water of storing water tank can be through supplying the water supply hole and spraying the hole and spray from circular arc shower nozzle to spraying all around, realizes the rainwater reuse function of device, improves the device practicality.

Drawings

FIG. 1 is a schematic view of the overall structure of an artificial wetland rainwater purification and reuse device provided by the invention;

FIG. 2 is a schematic view of the internal structure of the constructed wetland rainwater purification and reuse device;

FIG. 3 is a schematic view of the form of a recovery guide mechanism of the constructed wetland rainwater purification and reuse device provided by the invention;

FIG. 4 is a schematic sectional view of a recovery guide mechanism of the constructed wetland rainwater purification and reuse device according to the present invention;

FIG. 5 is a schematic view of the internal structure of a circulating water pipe of the constructed wetland rainwater purification and reuse device provided by the invention;

fig. 6 is a schematic sectional structure view of a sprinkler head of the constructed wetland rainwater purification and reuse device according to the present invention.

In the figure: 1-water storage tank, 2-circulating water pipe, 3-water delivery pipe, 4-water pump, 5-spraying head, 501-spraying base, 502-arc support column, 503-arc spraying head, 504-spraying hole, 505-water delivery hole, 6-maintenance baffle, 7-rainwater recovery tank, 8-recovery guide mechanism, 801-annular water collecting tank, 802-limit sleeve, 803-guide hole, 804-support connecting column, 805-hydraulic turbine, 806-limit hook, 807-semicircular baffle, 808-notch rotary table, 809-spiral connecting column, 9-hollow support column, 10-expansion spring, 11-expansion connecting rod, 12-support connecting rod, 13-circular table cylinder, 14-first filter screen, 15-expansion water pipe, 16-circular table, 17-arc groove, 18-second filter screen.

Detailed Description

The technical solution of the present patent will be described in further detail with reference to the following embodiments.

Reference will now be made in detail to embodiments of the present patent, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present patent and are not to be construed as limiting the present patent.

In the description of this patent, it is to be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for the convenience of describing the patent and for the simplicity of description, and are not to be construed as limiting the device, structure, or element to which reference is made to have a particular orientation, be constructed in a particular orientation, and be operated in a particular manner.

In the description of this patent, it is noted that unless otherwise specifically stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can include, for example, fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in this patent may be understood by those of ordinary skill in the art as appropriate.

Example 1:

an artificial wetland rainwater purification and reuse device is shown in figures 1 and 2 and comprises a water storage tank 1; the inner wall of the top end of the water storage tank 1 is fixedly connected with a rainwater recovery tank 7; the outer wall of the top end of the rainwater recovery tank 7 is fixedly connected with a circular truncated cone 13; the inner wall of one side of the rainwater recovery tank 7 is fixedly connected with a first filter screen 14 which is uniformly distributed; the outer wall of the top end of the water storage tank 1 is rotatably connected with maintenance baffles 6 which are uniformly distributed; the inner wall of one side of the rainwater recovery tank 7 is connected with a recovery guide mechanism 8 in a sliding manner; the outer wall of the bottom end of the recovery guide mechanism 8 is fixedly connected with a telescopic connecting rod 11; the outer wall of the bottom end of the telescopic connecting rod 11 is fixedly connected with a telescopic spring 10; the outer wall of the bottom end of the telescopic spring 10 is fixedly connected with a hollow pillar 9; the peripheral outer wall of the telescopic connecting rod 11 is connected with the inner wall of one side of the hollow pillar 9 in a sliding way; the outer wall of the bottom end of the hollow strut 9 is fixedly connected with the inner wall of the bottom end of the water storage tank 1; the device's a round platform section of thick bamboo 13 can enlarge the rainwater recovery scope, when raining, the rainwater gets into inside rainwater recovery tank 7, the rainwater collects on retrieving guiding mechanism 8, make expanding spring 10 shrink under the effect of rainwater gravity, telescopic link 11 takes recovery guiding mechanism 8 to move down, thereby make the rainwater filter and finally get into 1 inside storage of storage water tank through first filter screen 14 on rainwater recovery tank 7, thereby make when not raining, 1 inside confined state that is in of storage water tank, prevent that first filter screen 14 from exposing in external environment, avoid it to be stained with dust and influence the filter effect, can change first filter screen 14 through maintaining baffle 6, guarantee the filterable validity of first filter screen 14.

In order to ensure the effectiveness of the work of the recovery guide mechanism 8; as shown in fig. 3 and 4, the recovery guide mechanism 8 includes an annular water collecting groove 801, a limiting sleeve 802 and a hydraulic turbine 805; the peripheral outer wall of the annular water collecting groove 801 is connected with the inner wall of one side of the rainwater recovery groove 7 in a sliding manner; the outer wall of the bottom end of the annular water collecting groove 801 is fixedly connected with the outer wall of the top end of the telescopic connecting rod 11; the inner wall of one side of the annular water collecting tank 801 is provided with guide holes 803 which are uniformly distributed; the outer wall of one side of the hydraulic turbine 805 is fixedly connected with the inner wall of one side of the guide hole 803; the peripheral outer wall of the limiting sleeve 802 is connected with the inner wall of one side of the guide hole 803 in a sliding manner; the inner wall of one side of the limiting sleeve 802 is fixedly connected with evenly distributed limiting hooks 806; the outer wall of the top end of the guide hole 803 is fixedly connected with a support connecting column 804; the inner wall of one side of the support connecting column 804 is rotatably connected with a spiral connecting column 809; the outer wall of one side of the spiral connecting column 809 is fixedly connected with a gap turntable 808; the outer wall of the periphery of the spiral connecting column 809 is meshed with the outer wall of the other side of the hydraulic turbine 805 through threads; a semicircular baffle 807 is fixedly connected to the inner wall of the bottom end of the guide hole 803; inside limit hook 806 of limit sleeve 802 can carry out preliminary treatment to the rainwater through guiding hole 803, impurity to the rectangular shape is blocked, prevent that rectangular form impurity from attaching on first filter screen 14, influence passing through of rainwater, in the beginning, breach carousel 808 makes its breach be located the top under the action of gravity, when the rainwater passes through guiding hole 803, hydraulic turbine 805 rotates under the effect of flow force, thereby take spiral even post 809 to rotate, and then make breach carousel 808 rotatory, breach carousel 808 is under the cooperation of rotatory in-process and semicircle baffle 807, make rainwater intermittent type formula pass through first filter screen 14, thereby alleviate the impact force of rainwater to first filter screen 14, prevent that rivers from destroying first filter screen 14 by force, the security and the flexibility of high pressure heater unit.

In the embodiment, when the device is used, the circular table cylinder 13 of the device can expand the rainwater recovery range, when raining, rainwater enters the rainwater recovery tank 7, the rainwater is collected on the recovery guide mechanism 8, the extension spring 10 is contracted under the action of rainwater gravity, the extension connecting rod 11 drives the recovery guide mechanism 8 to move downwards, so that the rainwater is filtered by the first filter screen 14 on the rainwater recovery tank 7 and finally enters the water storage tank 1 for storage, so that when raining does not occur, the inside of the water storage tank 1 is in a closed state, the first filter screen 14 is prevented from being exposed to the external environment, the first filter screen 14 is prevented from being stained with dust to influence the filtering effect, the first filter screen 14 can be replaced by the maintenance baffle 6, the filtering effectiveness of the first filter screen 14 is ensured, the limiting hook 806 in the limiting sleeve 802 can primarily treat the rainwater passing through the guide hole 803, impurity to the rectangular form is stopped, prevent that rectangular form impurity is attached on first filter screen 14, influence the passing through of rainwater, in the beginning, breach carousel 808 makes its breach be located the top under the action of gravity, when the rainwater passes through guiding hole 803, hydraulic turbine 805 rotates under the effect of flowing force, thereby take spiral even post 809 to rotate, and then make breach carousel 808 rotatory, breach carousel 808 is under the cooperation of rotatory in-process and semicircle baffle 807, make rainwater intermittent type formula pass through first filter screen 14, thereby alleviate the impact force of rainwater to first filter screen 14, prevent that rivers from destroying first filter screen 14 excessively by force, the security and the flexibility of improvement device.

Example 2:

an artificial wetland rainwater purification and reuse device is shown in figures 1, 2, 5 and 6, and aims to recycle the reclaimed rainwater; this example is supplemented by example 1 with the following: the outer wall of the bottom end of the water storage tank 1 is fixedly connected with a water pump 4; the outer wall of the bottom end of the water storage tank 1 is fixedly connected with uniformly distributed water supply pipes 3; the outer wall of the periphery of the water storage tank 1 is fixedly connected with uniformly distributed circulating water pipes 2; the outer wall of the top end of the circulating water pipe 2 is fixedly connected with uniformly distributed cylindrical platforms 16; an arc-shaped groove 17 is processed on the inner wall of one side of the cylindrical table 16; a second filter screen 18 is fixedly connected with the inner wall of one side of the cylindrical table 16; the inner wall of one side of the cylindrical table 16 is connected with a sprinkler head 5 in a sliding way; the outer wall of the bottom end of the sprinkler head 5 is fixedly connected with a telescopic water pipe 15; the outer wall of the bottom end of the telescopic water pipe 15 is fixedly connected with the outer wall of the top end of the water supply pipe 3; the outer walls of the periphery of the telescopic connecting rod 11 are fixedly connected with uniformly distributed supporting connecting rods 12; the outer wall of one side of the support connecting rod 12 is fixedly connected with the outer wall of one side of the sprinkler head 5; when the rainfall is large, the recovery guide mechanism 8 drives the telescopic connecting rod 11 to move downwards under the action of gravity, the support connecting rod 12 drives the sprinkler 5 to move downwards at the moment, so that the cylindrical table 16 also starts to collect rainwater, the rainwater collected by the cylindrical table 16 is firstly filtered through the second filter screen 18 and then enters the water storage tank 1 through the circulating pipe 2 to be stored, the rainwater collection efficiency of the water storage tank 1 is ensured during heavy rain, the rainwater collection range is enlarged, the artificial wetland is prevented from flooding, the practicability of the device is improved, the rainwater collected in the water storage tank 1 can be driven by the water pump 4 to be sprayed to the artificial wetland through the water conveying pipe 3 and the sprinkler 5, the drought of the artificial wetland is prevented, and the adaptability of the artificial wetland is improved.

In order to ensure the effectiveness of the operation of the sprinkler head 5, as shown in fig. 6, the sprinkler head 5 comprises a sprinkler base 501, an arc-shaped support 502 and an arc-shaped nozzle 503; the peripheral outer wall of the spraying base 501 is connected with the inner wall of one side of the cylindrical table 16 in a sliding manner; the outer wall of the bottom end of the spraying base 501 is fixedly connected with the outer wall of the top end of the telescopic water pipe 15; the outer wall of the bottom end of the arc-shaped strut 502 is fixedly connected with the outer wall of the top end of the spraying base 501; the outer wall of the bottom end of the arc nozzle 503 is fixedly connected to the outer wall of the top end of the arc pillar 502; the inner walls of one sides of the arc-shaped support 502 and the spraying base 501 are both provided with water feeding holes 55; uniformly distributed spraying holes 504 are formed in the inner wall of one side of the arc nozzle 503; initially, the water supply hole 55 plugs the cylindrical table 16, so that a closed space is formed inside the circulating water pipe 2, when the support connecting rod 12 drives the support connecting rod 21 to move downwards, the arc-shaped support column 502 enters the cylindrical table 16, so that a gap exists between the cylindrical table 16 and the arc-shaped support column 502, rainwater enters the cylindrical table 16 through the gap, and flows into the circulating water pipe 2 from the arc-shaped groove 17 of the cylindrical table 16 through the filtration of the second filter screen 18, so that the rainwater recycling and filtering functions of the whole artificial wetland are realized, the shapes of the arc-shaped support column 502 and the arc-shaped spray head 503 are convenient for working to find the position of the cylindrical table 16, the cylindrical table 16 and internal parts are convenient for maintenance, the spray base 501 and the water supply hole 55 in the arc-shaped support column 502 are connected with the telescopic water pipe 15 and the water supply pipe 3, water stored inside the water storage tank 1 can be sprayed all around from the arc-shaped spray head 503 through the water supply hole 55 and the spray hole 504, the rainwater recycling function of the device is realized, and the practicability of the device is improved.

In the embodiment, when the rainfall is large, the recovery guide mechanism 8 drives the telescopic connecting rod 11 to move downwards under the action of gravity, the support connecting rod 12 drives the sprinkler 5 to move downwards at the moment, so that the cylindrical table 16 starts to collect rainwater, the rainwater collected by the cylindrical table 16 is firstly filtered by the second filter screen 18 and then enters the water storage tank 1 through the circulating water pipe 2 to be stored, the rainwater collection efficiency of the water storage tank 1 is ensured during heavy rainfall, the rainwater collection range is expanded, the artificial wetland is prevented from flooding, the practicability of the device is improved, the rainwater collected in the water storage tank 1 can be driven by the water pump 4 to be sprayed to the artificial wetland through the water supply pipe 3 and the sprinkler 5, the artificial wetland is prevented from drought, the adaptability of the artificial wetland is improved, and initially, the water supply hole 55 plugs the cylindrical table 16 to form a closed space inside the circulating water pipe 2, when the support connecting rod 12 is driven to move downwards by 21, the arc-shaped support column 502 enters the cylindrical table 16, so that a gap exists between the cylindrical table 16 and the arc-shaped support column 502, rainwater enters the cylindrical table 16 through the gap, rainwater flows into the circulating water pipe 2 from the arc-shaped groove 17 of the cylindrical table 16 through the filtering of the second filter screen 18, so that the rainwater recycling and filtering functions of the whole artificial wetland are realized, the arc-shaped support column 502 and the arc-shaped spray head 503 are convenient to work to find the position of the cylindrical table 16, the cylindrical table 16 and internal parts of the cylindrical table are convenient to maintain, the spraying base 501, the water feeding hole 55 in the arc-shaped support column 502 is connected with the telescopic water pipe 15 and the water feeding pipe 3, water stored in the water storage tank 1 can be sprayed to the periphery from the arc-shaped spray head 503 through the water feeding hole 55 and the spraying hole 504, the rainwater recycling function of the device is realized, and the practicability of the device is improved.

Example 3:

a use method of the constructed wetland rainwater purification and reuse device comprises the following steps:

s1: in rainy days, filtering and collecting the rainwater through the cylindrical table 16 and the rainwater recovery tank 7;

s2: after the collection is completed, the worker replaces and cleans the limit sleeve 802;

s3: opening the maintenance baffle 6 to perform maintenance on the first filter 14;

s4: and operating the water pump 4 to spray on the artificial wetland when the artificial wetland is dry.

The above description is for the purpose of illustrating the preferred embodiments of the present invention and is not intended to be exhaustive or to limit the invention to the precise embodiments disclosed, and all modifications, equivalents, and improvements that may occur to those skilled in the art and that fall within the spirit and scope of the invention are intended to be embraced therein.