CN219972088U - Rainwater treatment equipment - Google Patents

Rainwater treatment equipment Download PDF

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Publication number
CN219972088U
CN219972088U CN202321398823.5U CN202321398823U CN219972088U CN 219972088 U CN219972088 U CN 219972088U CN 202321398823 U CN202321398823 U CN 202321398823U CN 219972088 U CN219972088 U CN 219972088U
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China
Prior art keywords
tank
treatment
oil separation
sedimentation
weir
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CN202321398823.5U
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Chinese (zh)
Inventor
李小华
王义青
王海洋
谢先如
胡丹
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Zhongdian Smart Environment Sichuan Co ltd
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Zhongdian Smart Environment Sichuan Co ltd
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Abstract

The utility model provides rainwater treatment equipment, relates to the field of rainwater recovery treatment, and aims to solve the problem that the rainwater treated by the existing rainwater collection device does not reach the standard. The rainwater treatment device comprises: the device comprises a device main body, wherein the interior of the device main body is sequentially divided into an oil separation tank, a treatment tank, a first sedimentation tank, a second sedimentation tank and a filter tank; a sewage inlet pipe communicated with the oil separation tank; the guide plate is arranged in the oil separation tank and is perpendicular to the flowing direction of sewage; the first water passing weir is arranged at the intersection of the oil separation tank and the treatment tank; the second water passing weir is arranged at the intersection of the sedimentation tank and the filter tank; the water outlet weir is arranged at one end of the water outlet of the filter tank; the bottom of the oil separation tank, the bottom of the first sedimentation tank and the bottom of the second sedimentation tank are respectively provided with a mud bucket and a slag discharge pipe. According to the utility model, the function area with definite treatment target is set according to the sewage characteristics, so that the stable standard discharge of sewage can be effectively ensured, and the pollution to the environment is reduced.

Description

Rainwater treatment equipment
Technical Field
The utility model relates to the technical field of rainwater recovery treatment, in particular to rainwater treatment equipment.
Background
At present, a rainwater collecting device appears in the market, and the rainwater collecting device collects and processes rainwater, so that the rainwater is placed in a river channel or used for municipal water (such as water for municipal garden watering, watering vehicles and the like) after reaching standards. However, the existing rainwater collecting device has single function in the treatment process, and the treated rainwater still contains a large amount of pollutants, so that the discharge standard cannot be met.
Disclosure of Invention
The utility model solves the problem that the rainwater is not up to standard in the treatment of the existing rainwater collecting device, provides rainwater treatment equipment, sets a function area with definite treatment targets according to the characteristics of sewage, can effectively ensure the stable up to standard discharge of the sewage, and reduces the pollution to the environment.
The technical scheme adopted by the utility model is as follows:
a stormwater treatment device comprising:
the device comprises a device main body, wherein the interior of the device main body is sequentially divided into an oil separation tank, a treatment tank, a first sedimentation tank, a second sedimentation tank and a filter tank;
a sewage inlet pipe communicated with the oil separation tank;
the guide plate is arranged in the oil separation tank and is perpendicular to the flowing direction of sewage;
the first water passing weir is arranged at the intersection of the oil separation tank and the treatment tank;
a second water passing weir installed at the intersection of the sedimentation tank and the filtering tank;
the water outlet weir is arranged at one end of the water outlet of the filter tank;
the bottoms of the oil separation tank, the first sedimentation tank and the second sedimentation tank are respectively provided with the mud bucket; and
the bottoms of the oil separation tank, the treatment tank, the first sedimentation tank, the second sedimentation tank and the filter tank are provided with slag discharge pipes;
wherein, sewage sequentially enters the oil separation tank, the treatment tank, the first sedimentation tank, the second sedimentation tank and the filter tank and is discharged through an effluent weir in the filter tank.
Optionally, one end of the guide plate is flush with the top of the oil separation tank, the other end of the guide plate stretches into the oil separation tank, one end of the guide plate stretches into the oil separation tank is provided with an inclined plane inclined towards the bottom of the oil separation tank, and the inclined plane is arranged towards the treatment tank.
Optionally, the first water weir is installed on the lateral wall that is used for separating oil removal pond and treatment pond, be close to after the first water weir is installed the top of oil removal pond, first water weir and lateral wall junction are equipped with the water gap.
Optionally, the treatment tank is divided into a coagulation tank and a flocculation tank, the oil separation tank is communicated with the coagulation tank, the coagulation tank is communicated with the flocculation tank, and the flocculation tank is communicated with the first sedimentation tank.
Optionally, the coagulation tank and the flocculation tank are respectively connected with a dosing device.
Optionally, stirring devices are arranged in the coagulation tank and the flocculation tank.
Optionally, the first sedimentation tank and the second sedimentation tank are sloping plate sedimentation tanks.
Compared with the prior art, the utility model has the beneficial effects that:
sewage enters an oil separation tank from a collecting pipeline, the oil separation tank enters a treatment tank through a guide plate, a coagulant is added into the treatment tank, the coagulant is fully and uniformly mixed through a stirrer, the sewage and a medicament are fully reacted, and then a flocculant is added, so that the sewage and the medicament fully react and then enter a sedimentation tank for mud-water separation.
The sedimentation tank adopts the mode of inclined plate sedimentation, and area is little, and treatment efficiency is high, and sedimentation tank effluent passes through the water weir and gets into the filter tank, carries out further clarification treatment, discharges up to standard after filtering.
Drawings
In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic top view of a rainwater treatment apparatus.
FIG. 2 is a schematic cross-sectional view of the structure at A-A in FIG. 1.
Reference numerals:
1. an apparatus main body; 11. an oil separation tank; 12. a treatment pool; 121. a coagulation pool; 122. a flocculation tank; 13. a first sedimentation tank; 14. a second sedimentation tank; 15. a filtering tank; 16. the equipment room;
2. a sewage inlet pipe;
3. a deflector;
4. a first weir;
5. a second weir;
6. a water outlet weir;
7. a mud bucket;
8. a slag discharge pipe;
9. a dosing device;
10. and a stirring device.
Detailed Description
Hereinafter, only certain exemplary embodiments are briefly described. As will be recognized by those of skill in the pertinent art, the described embodiments may be modified in various different ways without departing from the spirit or scope of the present utility model. Accordingly, the drawings and description are to be regarded as illustrative in nature and not as restrictive.
In the description of the present utility model, it should be understood that the directions or positional relationships indicated by the terms "upper", "lower", "top", "bottom", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, or the directions or positional relationships conventionally put in place when the product of the present utility model is used, or the directions or positional relationships conventionally understood by those skilled in the art are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific direction, be constructed and operated in a specific direction, and thus should not be construed as limiting the present utility model.
Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present utility model, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.
In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; the device can be mechanically connected, electrically connected and communicated; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.
In the present utility model, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, as well as the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is less level than the second feature.
The following disclosure provides many different embodiments, or examples, for implementing different features of the utility model. In order to simplify the present disclosure, components and arrangements of specific examples are described below. They are, of course, merely examples and are not intended to limit the utility model. Furthermore, the present utility model may repeat reference numerals and/or letters in the various examples, which are for the purpose of brevity and clarity, and which do not themselves indicate the relationship between the various embodiments and/or arrangements discussed. In addition, the present utility model provides examples of various specific processes and materials, but one of ordinary skill in the art will recognize the application of other processes and/or the use of other materials.
Embodiments of the present utility model will be described in detail below with reference to the accompanying drawings.
As shown in fig. 1 and 2, an embodiment of the present utility model provides a rainwater treatment apparatus including: the sewage treatment device comprises a device main body 1, a sewage inlet pipe 2, a guide plate 3, a first water passing weir 4, a second water passing weir 5, an outlet weir 6, a mud bucket 7 and a slag discharge pipe 8; the inside of the equipment main body 1 is divided into an oil separation tank 11, a treatment tank 12, a first sedimentation tank 13, a second sedimentation tank 14 and a filter tank 15 in sequence. The sewage inlet pipe 2 is communicated with the oil separation tank 11. The guide plate 3 is arranged in the oil separation tank 11, and the guide plate 3 is perpendicular to the flowing direction of sewage. The first water passing weir 4 is installed at the intersection of the oil separation tank 11 and the treatment tank 12. A second weir 5 is installed at the intersection of the settling tank and the filtering tank 15. The water outlet weir 6 is arranged at one end of the water outlet of the filtering tank 15. The mud hoppers 7 are arranged at the bottoms of the oil separation tank 11, the first sedimentation tank 13 and the second sedimentation tank 14. The bottoms of the oil separation tank 11, the treatment tank 12, the first sedimentation tank 13, the second sedimentation tank 14 and the filter tank 15 are all provided with the slag discharging pipe 8. Wherein, sewage sequentially enters the oil separation tank 11, the treatment tank 12, the first sedimentation tank 13, the second sedimentation tank 14 and the filter tank 15, and is discharged through the water outlet weir 6 in the filter tank 15.
When in use, sewage enters the oil separation tank 11 through the sewage inlet pipe 2, is driven by the guide plate 3 to perform circulation motion, better mixes the sewage, and partial sludge is deposited at the bottom of the oil separation tank 11 and is collected through the mud bucket 7 arranged at the bottom of the oil separation tank 11. The mixed sewage enters the treatment tank 12 through the first water passing weir 4, and coagulant is added into the treatment tank 12 in sequence for stirring, so that the medicament and the sewage form larger flocs. And then adding a flocculating agent to stir so as to form larger floc alum and better mud-water separation. The sewage enters the first sedimentation tank 13 and the second sedimentation tank 14, is discharged into the filter tank 15 through the second water passing weir 5 after being sedimented, and is provided with a mud bucket 7 at the bottoms of the first sedimentation tank 13 and the second sedimentation tank 14 for better collecting mud in the sedimentation process. The sewage enters the filtering tank 15 for filtering, and the filtered sewage is discharged through the water outlet weir 6. The sediment sludge is discharged through the slag discharging pipe 8 arranged at the bottoms of the treatment tank 12, the first sedimentation tank 13, the second sedimentation tank 14 and the filter tank 15.
In the embodiment, the energy consumption is reduced by adopting a self-flowing mode for filtering among the tank bodies.
In another embodiment, as shown in fig. 1 and 2, one end of the baffle 3 is flush with the top of the oil separation tank 11, the other end of the baffle 3 extends into the oil separation tank 11, and the end extending into the oil separation tank 11 has an inclined surface inclined towards the bottom of the oil separation tank 11, and the inclined surface is arranged towards the treatment tank 12.
In order to avoid short flow of sewage when entering the treatment tank 12, the baffle plate 3 is arranged in the oil separation tank 11, the sewage is circulated through the baffle plate 3, the inclined plane arranged at the bottom of the baffle plate 3 facilitates the sewage to enter the area between the baffle plate 3 and the first water passing weir 4, and the sewage enters the treatment tank 12 through the first water passing weir 4 for subsequent treatment.
In another embodiment, as shown in fig. 1 and 2, the first water passing weir 4 is installed on a side wall for separating the oil separation tank 11 and the treatment tank 12, the first water passing weir 4 is installed near the top of the oil separation tank 11, and a water passing port is formed at the joint of the first water passing weir 4 and the side wall.
In order to increase the residence time of the sewage in the oil separation tank 11, the first water passing weir 4 is provided on the side wall of the oil separation tank 11 near the top thereof, and the sewage enters the first water passing weir 4 through the baffle 3 and then enters the treatment tank 12 through the water passing port provided at the first water passing weir 4.
In another embodiment, as shown in fig. 1 and 2, the treatment tank 12 is divided into a coagulation tank 121 and a flocculation tank 122, the oil separation tank 11 is communicated with the coagulation tank 121, the coagulation tank 121 is communicated with the flocculation tank 122, and the flocculation tank 122 is communicated with the first sedimentation tank 13.
In order to facilitate the step-by-step treatment of sewage, the treatment tank 12 is divided into a coagulation tank 121 and a flocculation tank 122, the sewage firstly enters the coagulation tank 121 for treatment, then enters the flocculation tank 122 for treatment, and enters the first sedimentation tank 13 for sedimentation treatment after being treated by the flocculation tank 122.
In another embodiment, as shown in fig. 1 and 2, the coagulation tank 121 and the flocculation tank 122 are connected with a dosing device 9, respectively. The coagulant is added into the flocculation tank 122 through the dosing device 9 so that the sewage forms larger flocs rapidly. The adding device 9 adds flocculant into the flocculation tank 122, so that the flocculant and sewage form larger floc alum, and better mud-water separation is achieved.
In another embodiment, as shown in fig. 1 and 2, in order to improve the mixing efficiency of the chemicals and the sewage, the stirring device 10 is provided in both the coagulation tank 121 and the flocculation tank 122. The stirring device 10 in this embodiment is a conventional stirrer.
In another embodiment, as shown in fig. 1 and 2, the first sedimentation tank 13 and the second sedimentation tank 14 are inclined plate sedimentation tanks. The inclined plate sedimentation tank is adopted, and the mud bucket 7 is arranged at the lower part of the inclined plate sedimentation tank, so as to better collect mud.
In another embodiment, as shown in fig. 1 and 2, the device body 1 further comprises a device room 16 at one end, and the dosing means 9 and the controller are arranged in the device room 16. The controller controls the dosing device 9 to add medicament and controls the stirring device 10 to move.
Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present utility model has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims (7)

1. A rainwater treatment apparatus, comprising:
the device comprises a device main body, wherein the interior of the device main body is sequentially divided into an oil separation tank, a treatment tank, a first sedimentation tank, a second sedimentation tank and a filter tank;
a sewage inlet pipe communicated with the oil separation tank;
the guide plate is arranged in the oil separation tank and is perpendicular to the flowing direction of sewage;
the first water passing weir is arranged at the intersection of the oil separation tank and the treatment tank;
a second water passing weir installed at the intersection of the sedimentation tank and the filtering tank;
the water outlet weir is arranged at one end of the water outlet of the filter tank;
the bottoms of the oil separation tank, the first sedimentation tank and the second sedimentation tank are respectively provided with the mud bucket; and
the bottoms of the oil separation tank, the treatment tank, the first sedimentation tank, the second sedimentation tank and the filter tank are provided with slag discharge pipes;
wherein, sewage sequentially enters the oil separation tank, the treatment tank, the first sedimentation tank, the second sedimentation tank and the filter tank and is discharged through an effluent weir in the filter tank.
2. A stormwater treatment device as claimed in claim 1, wherein one end of the deflector is mounted flush with the roof of the oil separator, the other end of the deflector extends into the oil separator, the end extending into the oil separator has a bevel inclined towards the bottom of the oil separator, and the bevel is disposed towards the treatment tank.
3. The rainwater treatment device of claim 1, wherein the first water weir is mounted on a side wall separating the oil separation tank from the treatment tank, the first water weir is mounted near the top of the oil separation tank, and a water passing port is formed at the junction of the first water weir and the side wall.
4. A stormwater treatment device as claimed in claim 1, wherein the treatment tank is divided into a coagulation tank and a flocculation tank, the oil separator tank being in communication with the coagulation tank, the coagulation tank being in communication with the flocculation tank, and the flocculation tank being in communication with the first sedimentation tank.
5. A stormwater treatment device as claimed in claim 4, wherein the coagulation tank and the flocculation tank are each connected with a dosing means.
6. A stormwater treatment device as claimed in claim 5, wherein the coagulation tank and the flocculation tank are each provided with a stirring apparatus.
7. The stormwater treatment device of claim 1, wherein the first sedimentation tank and the second sedimentation tank are inclined plate sedimentation tanks.
CN202321398823.5U 2023-06-05 2023-06-05 Rainwater treatment equipment Active CN219972088U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202321398823.5U CN219972088U (en) 2023-06-05 2023-06-05 Rainwater treatment equipment

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202321398823.5U CN219972088U (en) 2023-06-05 2023-06-05 Rainwater treatment equipment

Publications (1)

Publication Number Publication Date
CN219972088U true CN219972088U (en) 2023-11-07

Family

ID=88583096

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202321398823.5U Active CN219972088U (en) 2023-06-05 2023-06-05 Rainwater treatment equipment

Country Status (1)

Country Link
CN (1) CN219972088U (en)

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