CN207017402U - Buried rainwater separate system - Google Patents

Abstract

The utility model discloses an underground rainwater distribution system, a shaft, a rainwater distribution device is arranged in the shaft, a rainwater grate is arranged above the rainwater distribution device, and the rainwater grate is fixed on the top of the shaft through a well ring; the rainwater distribution device includes a bottom plate, There is a channel opening in the middle of the bottom plate, a first enclosure is provided on the periphery of the channel opening, a first enclosure is provided on the outer periphery of the bottom plate, a separation plate is arranged between the top of the first enclosure and the top of the second enclosure, and the second enclosure Drainage pipes are also arranged on the outer periphery of the block; the rainwater grate includes a grate body, and the grate body is provided with a number of first rainwater slits, and a number of second rainwater slits are arranged around the first rainwater slit, and the width of the second rainwater slit is less than The width of the first rainwater passage slit, the second rainwater passage slit is also provided with spoiler protrusions on the surface of the grate body on one side of the first mesh area. The utility model can effectively separate rainwater, reduce the difficulty and cost of rainwater treatment, and has high recycling efficiency.

Description

Buried rainwater diversion system

technical field

The utility model relates to the field of rainwater treatment, in particular to an underground rainwater distribution system.

Background technique

Rainwater treatment is the purification process of surface runoff water (rainwater, snowmelt water, sprinkler water) in urban areas. According to different pipeline system drainage systems, rainwater treatment can be treated alone or combined with domestic sewage and industrial wastewater. Among them, because there are not a lot of impurities, leaves and garbage in the rainwater from the eaves, it is generally used as a rainwater source for separate treatment, but the amount of this rainwater is small, and most of the rainwater is discharged from the rainwater well, which is an important discharge of a large amount of rainwater collection. However, it has a large amount of impurities, leaves and garbage, which has increased processing difficulty and high cost, which is not conducive to recycling, resulting in a great waste of water resources.

Contents of the invention

The purpose of the utility model is to overcome the above problems in the prior art and provide a buried rainwater distribution system. The utility model can effectively separate rainwater, reduce the difficulty and cost of rainwater treatment, and have high recovery efficiency.

In order to achieve the above-mentioned technical purpose and achieve the above-mentioned technical effect, the utility model is realized through the following technical solutions:

An underground rainwater diversion system,

A well, a rainwater distribution device is arranged in the well, and a rainwater grate is arranged above the rainwater distribution device, and the rainwater grate is fixed on the top of the well through the well ring;

The rainwater diversion device includes a bottom plate, a channel opening is opened in the middle of the bottom plate, a first enclosure is provided on the periphery of the channel opening, a second enclosure is provided on the outer periphery of the bottom plate, and the top of the first enclosure A separation plate is provided between the top of the second enclosure, and the surface of the separation plate is provided with flow holes. The height of the separation plate on the side of the first enclosure is smaller than that on the side of the second enclosure. A cavity is formed between the first enclosure, the second enclosure, and the bottom plate, and a drainage pipe is provided on the outer periphery of the second enclosure, and the drainage pipe is connected through the cavity;

The rainwater grate includes a grate body, the grate body is provided with a first mesh area, and the first mesh area includes a number of evenly arranged first rainwater slits, and the periphery of the first mesh area is located at the water inlet The grate body in the direction is also provided with a second mesh area, the first mesh area includes a number of second rainwater slits, the width of the second rainwater slits is smaller than the width of the first rainwater slits, and the first rainwater slits The surface of the grate body on the side of the first mesh area is also provided with spoiler protrusions through the second rainwater slit.

Further, the top of the second enclosure is provided with several fixed support plates, and the fixed support plates are folded toward the outer periphery of the second enclosure.

Further, a flushing assembly is provided in the cavity, and the water inlet of the flushing assembly is set through the separation plate. The flushing assembly includes a flushing water inlet pipe and a flushing coil, and the bottom of the flushing coil is arranged between the bottom plate and the bottom plate. There is a mounting bracket, the flushing coil is provided with a flushing hole, one end of the flushing water inlet pipe is connected through the flushing coil, and the other end passes through the separation plate and is connected with the cap, and the flushing water inlet pipe is located inside one side of the cap There are also two inner convex rings, and a sealing rubber ring is clamped between the two inner convex rings. The inner wall of the sealing rubber ring is sequentially provided with a number of annular rubber sheets along the water inlet direction. The sealing rubber ring and the annular The rubber sheet is made in one piece.

Further, the width of the first rainwater slit is 25-35mm, the width of the second rainwater slit is 5-13mm, and the height of the spoiler protrusion is 1-3mm.

Further, the surface of the well ring is provided with a placement enclosure, the grate body is arranged in the installation enclosure, and a number of via holes are also provided on the surface of the well circle on the outer periphery of the placement enclosure. A first inclined abutment surface is provided on the ring surface, and a second inclined abutment surface is provided on the outer periphery of the grate body corresponding to the first inclined abutment surface.

Further, a pin shaft is also arranged between the grate body and the well ring, and the rotation angle of the grate body is greater than 120°.

The beneficial effects of the utility model are:

The second mesh area designed by the rainwater grate surrounds the first mesh area. When rainwater enters, it will first pass through the second mesh area before reaching the first mesh area, and the second rainwater in the second mesh area The width of the slit is narrow, and rainwater can easily flow in from the second slit, but the branches and leaves cannot flow in a large amount, which plays a preliminary filtering role, especially the design of the spoiler protrusion, so that the rainwater can preferentially flow from the second slit Inflow at the same time, while the protrusion does not affect the normal walking of pedestrians;

In the initial stage of rainfall, due to the small distance between the second rainwater passage joints, the resistance of the rainwater becomes larger, changing the normal flow direction of the rainwater, first flowing into the rainwater diversion device from the narrow gap, and entering the rainwater diversion device in the well. A separation plate is set above the rainwater diversion device to intercept Impurities and fallen leaves in the rainwater, the previous rainwater flows in from the second rainwater through the slit, and flows to the ecological treatment facility through the drainage pipe for sedimentation and purification treatment. When the rainwater becomes larger in the later period, the momentum becomes larger, and it will flow directly from the second rainwater gap in the middle, and connect to the original rainwater pipe network without causing blockage or affecting the function of the original rainwater well.

The flushing component can flush out the small particles of impurities and grease in the cavity, avoiding the breeding of bacteria and odor in the dark environment.

The sealing rubber ring can cooperate with the stamping head to realize sealing and improve the flushing pressure.

The above description is only an overview of the technical solution of the utility model. In order to understand the technical means of the utility model more clearly and implement it according to the contents of the specification, the following is a detailed description of the preferred embodiment of the utility model with accompanying drawings. Rear. The specific embodiment of the utility model is given in detail by the following examples and accompanying drawings.

Description of drawings

In order to more clearly illustrate the technical solutions in the embodiment technology of the present invention, the accompanying drawings that need to be used in the technical description of the embodiment will be briefly introduced below. Obviously, the accompanying drawings in the following description are only the embodiment of the present invention. For some embodiments, those of ordinary skill in the art can also obtain other drawings based on these drawings without any creative effort.

Fig. 1 is the overall structural representation of the utility model;

Fig. 2 is the structural representation of the rainwater distribution device of the present utility model;

Fig. 3 is a structural schematic diagram of the installation of the flushing assembly of the utility model;

Fig. 4 is a schematic diagram of the end structure of the flushing water inlet pipe of the utility model;

Fig. 5 is the structural representation of rainwater grate of the present utility model;

Fig. 6 is the structure schematic diagram of rainwater grate and well circle of the present utility model;

Fig. 7 is a schematic cross-sectional view of the structure of the grate body part of the present utility model;

Fig. 8 is a schematic diagram of the well ring structure of the utility model;

Fig. 9 is a structural schematic view of the utility model when it is installed.

detailed description

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

Embodiment one

Referring to Figure 1, a buried rainwater distribution system,

Well 1, a rainwater diversion device 2 is installed in the well, and a rainwater grate 3 is arranged above the rainwater diversion device. The rainwater grate is fixed on the top of the well through the well ring 4; The device can separate the impurity leaves from the rainwater. It collects the rainwater and discharges it. The impurity leaves flow into the well without affecting the original design and function of the well. It is also suitable for the installation of the existing well.

Referring to Figures 5 to 8, the rainwater grate includes a grate body 11, and the grate body is provided with a first mesh area 12, the first mesh area includes a number of evenly arranged first rainwater slits 13, the first mesh area Periphery is also provided with the second mesh area 14 on the grate body of water inlet direction, and the first mesh area includes some second rainwater passing slits 15, and the width of the second rainwater passing slits is less than the width of the first rainwater passing slits, and the second The surface of the grate body on one side of the first mesh area is also provided with spoiler protrusions 16 through the second rainwater slit. The rainwater flows from the outside towards the first mesh area, and will pass through the second mesh area during the period. In the second mesh area, part of the rainwater will be blocked by the spoiler protrusions and flow directly from the second rainwater through the slit, and the rest of the rainwater will Then enter the first rainwater gap;

Among them, the width of the first rainwater slit is 25-35mm, which belongs to the setting range of normal width; according to the calculation of catchment area and flow rate, the width of the second rainwater slit is preferably 1mm, and the height of the spoiler protrusion is 3mm , under the limitation of the above width and height, the rainwater of 3mm in the early stage is collected. When the amount of rainwater is small, there are many rainwater pollutants, and the impact of impurities such as fallen leaves and sand is relatively small, and the rainwater can directly enter the second rainwater gap, and when it is slightly larger , will also be blocked by the spoiler protrusions and enter the second rainwater gap. When the rainfall gradually increases, the rainwater is already clean and can directly flow through the spoiler protrusions and enter the first rainwater gap. The width of the rainwater slit is 10mm, so only the initial rainwater containing some sand or a small amount of fallen leaves and sediment will enter the second rainwater slit, effectively forming a preliminary filtering effect, and the rainwater at this place can be directly recycled, effectively Reduce the cost of recovery and filtration.

The surface of the well ring is provided with a placement fence 25, and the grate body is arranged in the placement fence to realize positioning and fix the position. A number of via holes 26 are also arranged on the surface of the well ring outside the placement fence. When the well ring is fixed and poured, the concrete The surface of the well ring and the bottom surface can be integrally connected through the through hole, and the firmness is higher. The inner ring surface of the enclosure is provided with a first inclined abutment surface 27, and the outer circumference of the grate body corresponding to the first inclined abutment surface is provided with a second oblique abutment surface. Two inclined contact surfaces 28, when the grate body needs to be opened during construction, the cooperation of the two inclined contact surfaces makes the rotation have a space to avoid, and can be turned over, so there is no need to vertically lift the grate body, which improves the convenience of use and is easy to operate.

There is also a pin shaft between the grate body and the well ring, which can have a good anti-theft effect. The rotation angle of the grate body is greater than 120° to facilitate construction. The grate body and spoiler protrusions are integrally formed to improve strength and prevent falling off.

Referring to Figures 2 to 4, the rainwater diversion device includes a base plate 5, a channel opening 6 is provided in the middle of the base plate, a first enclosure 7 is provided on the periphery of the channel opening, a second enclosure 8 is provided on the outer periphery of the base plate, the first A separation plate 9 is arranged between the top of the enclosure and the top of the second enclosure, and the surface of the separation plate is provided with a split hole. The height of the separation plate on one side of the first enclosure is less than the height on one side of the second enclosure. A cavity is formed between the barrier, the second enclosure and the bottom plate, and a drainage pipe 10 is arranged on the outer periphery of the second enclosure, and the drainage pipe is connected with the cavity; after the rainwater flows from the rainwater grate into the rainwater well, it will first pass through the separation plate , the diversion hole opened on the separation plate will make the rainwater leak into the cavity, and finally be discharged from the drainage pipe, and some branches and leaves will be blocked on the separation plate, and the inclined setting angle of the separation plate and the continuous impact of rainwater can rush into the In the first enclosure and into the rainwater well from the channel opening, the effect of rain and sewage separation is realized. Here, the rainwater will not contain too much debris, only some sand and dust. The subsequent purification and treatment of rainwater becomes extremely simple and effective. use of rainwater.

A number of fixed support plates 17 are arranged on the top of the second enclosure. The fixed support plates are folded towards the outer periphery of the second enclosure. By installing and fixing the fixed support plates, the floor and the second enclosure can be directly erected in the rainwater well. , easy to use and the transformation of existing rainwater wells.

The cavity is provided with a flushing assembly 18, the water inlet of the flushing assembly is set through the separation plate, which is convenient for manual cleaning and does not need to be disassembled. The flushing assembly includes a flushing water inlet pipe 19 and a flushing coil 20, between the bottom of the flushing coil and the bottom plate A mounting bracket is provided, and a flushing hole is provided on the flushing coil. One end of the flushing water inlet pipe is connected to the flushing coil, and the other end passes through the separation plate and is connected to the cap 21. When flushing, it can flush all directions of the chamber. And the flushing water inlet pipe is closed by the cap to prevent debris from entering and blocking. The flushing water inlet pipe is also provided with two inner convex rings 22 inside one side of the cap, and a sealing rubber ring 23 is clamped between the two inner convex rings. The ring will not shift between the two inner convex rings. When the cleaning gun head is plugged in, it will contact the sealing rubber ring to form a sealing effect and increase the flushing pressure. The inner wall of the sealing rubber ring is sequentially provided with several rings along the water inlet direction. The rubber sheet 24 is integrally made of the sealing rubber ring and the annular rubber sheet, and the sealing effect can be greatly increased after being superimposed and sleeved by multi-layer annular rubber sheets.

Referring to Figure 9, it is a schematic diagram of part of the structure after construction. The fixed support plate of the rainwater diversion device is pressed on the crossing of the well by the well ring, and the bottom is set with cement to bond and fix it. , to achieve stability, not easy to fall off or affect the overall firmness.

Embodiment two

The difference between Embodiment 2 and Embodiment 1 is that the second rainwater passage slit is arranged on both sides of the first mesh area, which only needs to be arranged on the side where the rainwater enters. In the figure, it is designed when there is rainwater on both sides. The body of the grate can also play a drainage role.

Embodiment three

The difference between Embodiment 3 and Embodiment 1 is that the width of the second rainwater slit is 5mm, the height of the spoiler protrusion is 2mm, the second rainwater slit width is small, and the possibility of impurities entering is even smaller, making the filtering effect Improvement, the spoiler protrusions block to ensure that rainwater will not directly flow through the second rainwater slit with a small diameter, thereby reducing the inflow of rainwater.

Embodiment four

The difference between Embodiment 3 and Embodiment 1 is that the width of the second rainwater passage slit is 13mm, and the height of the spoiler protrusion is 1mm, which increases the inflow of rainwater, but reduces the height of the spoiler protrusion, so that when the rainwater is too fast, The resistance to branches and leaves is small, and it can quickly pass through the second rainwater gap to avoid entering here.

The above description of the disclosed embodiments enables those skilled in the art to realize or use the utility model. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the general principles defined herein may be implemented in other embodiments without departing from the spirit or scope of the invention. Therefore, the present invention will not be limited to these embodiments shown herein, but will conform to the widest scope consistent with the principles and novel features disclosed herein.

Claims (6)

1. A buried rainwater distribution system, characterized in that: A well, a rainwater distribution device is arranged in the well, and a rainwater grate is arranged above the rainwater distribution device, and the rainwater grate is fixed on the top of the well through the well ring; The rainwater diversion device includes a bottom plate, a channel opening is opened in the middle of the bottom plate, a first enclosure is provided on the periphery of the channel opening, a second enclosure is provided on the outer periphery of the bottom plate, and the top of the first enclosure A separation plate is provided between the top of the second enclosure, and the surface of the separation plate is provided with flow holes. The height of the separation plate on the side of the first enclosure is smaller than that on the side of the second enclosure. A cavity is formed between the first enclosure, the second enclosure, and the bottom plate, and a drainage pipe is provided on the outer periphery of the second enclosure, and the drainage pipe is connected through the cavity; The rainwater grate includes a grate body, the grate body is provided with a first mesh area, and the first mesh area includes a number of evenly arranged first rainwater slits, and the periphery of the first mesh area is located at the water inlet The grate body in the direction is also provided with a second mesh area, the first mesh area includes a number of second rainwater slits, the width of the second rainwater slits is smaller than the width of the first rainwater slits, and the first rainwater slits The surface of the grate body on the side of the first mesh area is also provided with spoiler protrusions through the second rainwater slit. 2. The buried rainwater diversion system according to claim 1, characterized in that: the top of the second enclosure is provided with a number of fixed support plates, and the fixed support plates are turned towards the outer periphery of the second enclosure fold settings. 3. The buried rainwater diversion system according to claim 1, characterized in that: a flushing assembly is arranged in the cavity, the water inlet of the flushing assembly is set through the separation plate, and the flushing assembly includes The flushing water inlet pipe and the flushing coil pipe are provided with a mounting bracket between the bottom of the flushing coil pipe and the bottom plate. A flushing hole is opened on the flushing coil pipe. One end of the flushing water inlet pipe is connected through the flushing coil pipe, and the other end is passed Pass through the separation plate and connect with the cap. The flushing water inlet pipe is located on one side of the cap. There are also two inner convex rings, and a sealing rubber ring is clamped between the two inner convex rings. The inner wall of the sealing rubber ring is along the A number of annular rubber sheets are sequentially arranged in the water inlet direction, and the sealing rubber ring is integrally made with the annular rubber sheets. 4. The buried rainwater diversion system according to claim 1, characterized in that: the width of the first rainwater slit is 25-35mm, the width of the second rainwater slit is 5-13mm, The height of the spoiler protrusion is 1-3mm. 5. The buried rainwater diversion system according to claim 1, characterized in that: the surface of the well circle is provided with a placement enclosure, the grate body is arranged inside the placement enclosure, and the outer periphery of the placement enclosure A number of via holes are also provided on the surface of the well ring, a first inclined abutment surface is provided on the inner ring surface of the housing enclosure, and a second inclined abutment surface is provided on the outer periphery of the grate body corresponding to the first inclination abutment surface . 6 . The buried rainwater diversion system according to claim 5 , wherein a pin shaft is arranged between the grate body and the well ring, and the rotation angle of the grate body is greater than 120°.