CN217232043U - Coal dust pollution place initial stage rainwater collection distribution well - Google Patents
Coal dust pollution place initial stage rainwater collection distribution well Download PDFInfo
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- CN217232043U CN217232043U CN202123016679.8U CN202123016679U CN217232043U CN 217232043 U CN217232043 U CN 217232043U CN 202123016679 U CN202123016679 U CN 202123016679U CN 217232043 U CN217232043 U CN 217232043U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
- Y02A20/108—Rainwater harvesting
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Abstract
The utility model discloses a coal dust pollution place initial stage rainwater collecting and distributing well, the upper end of a prefabricated reinforced concrete square well is buckled with a glass fiber reinforced plastic well cover, the pipeline from water to a rainwater collecting pool is 450mm lower than a rainwater collecting inlet pipe, the pipeline from water to the outside of a rainwater channel is 600mm higher than the rainwater collecting inlet pipe, a steel slag blocking grid is inserted in the prefabricated reinforced concrete square well, and the high grid surface of the steel slag blocking grid is jointed with the pipeline from water to the rainwater collecting pool; the scheme is through the difference that the outer pipeline of play water to the rainwater ditch of prefabricated reinforced concrete square well outer wall and play water to rainwater collecting pit pipeline elevation, has realized that the rainwater of initial stage area coal dust is whole to flow into initial stage rainwater collecting pit, flows into rainwater drainage channel with clean rainwater after initial stage rainwater collecting pit reaches design water level simultaneously, realizes the function of flowing automatically and discharges, solves the problem that subsequent rainwater normally discharges when initial stage rainwater collecting pit reaches design water level.
Description
Technical Field
The utility model relates to a distribution well technical field is collected to coal dust pollution place initial stage rainwater, and specific field is a distribution well is collected to coal dust pollution place initial stage rainwater.
Background
Newly-built and expand the colliery engineering environment and all require that the place initial stage rainwater that receives the coal dust pollution in the engineering project scope is whole to be collected, avoid receiving the rainwater that the coal dust pollutes to discharge into river course or water, consequently establish the rainwater collecting pit and will receive the rainwater storage in the initial stage of coal dust pollution place, wait to rainfall to stop and transport the rainwater collecting pit in the rainwater collecting pit to the waste water recovery system of production and utilize, the volume of rainwater collecting pit in present stage is according to local 5 years of heavy present period rainstorm intensity and 15 minutes initial stage rainfall duration and the product of the place area that receives the coal dust pollution, therefore the volume of rainwater collecting pit is the definite value.
In actual production, the rainstorm intensity often breaks through a design recurrence period of 5 years, the rainfall duration is often many hours, and ideally, the initial rainwater of a place polluted by coal dust is collected and enters an initial rainwater collecting pool; after the site is washed clean, subsequent rainwater is clean, the rainwater can be normally discharged by a rainwater drainage pipe canal, in order to achieve the above purpose, design engineers mostly set two flashboards on the rainwater pipe canal, namely a normally open steel flashboard is arranged in front of a rainwater collecting pool, and a normally closed steel flashboard is arranged in the rainwater drainage pipe canal.
In order to solve the above problems, an initial rainwater collecting and distributing well needs to be designed to solve the problem of normal subsequent rainwater drainage when the initial rainwater collecting pool reaches the designed water level.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a distribution well is collected to coal dust pollution place initial stage rainwater to solve the problem that proposes in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: the initial rainwater collecting and distributing well in the coal dust pollution site comprises a prefabricated reinforced concrete square well, wherein the upper end of the prefabricated reinforced concrete square well is buckled with a glass reinforced plastic well cover, the left side wall of the prefabricated reinforced concrete square well is in assembly connection with a rainwater collecting inlet pipe, the rear wall of the prefabricated reinforced concrete square well is in assembly connection with a water outlet and rainwater channel outer discharge pipeline, the right side wall of the prefabricated reinforced concrete square well is in assembly connection with a water outlet and rainwater collecting pool pipeline, the water outlet and rainwater collecting pool pipeline is 450mm lower than the rainwater collecting inlet pipe, the water outlet and rainwater channel outer discharge pipeline is 600mm higher than the rainwater collecting inlet pipe, a steel slag blocking grid is inserted into the prefabricated reinforced concrete square well, and the high grid surface of the steel slag blocking grid is attached to the water outlet and rainwater collecting pool pipeline.
Preferably, the prefabricated reinforced concrete square well comprises a reinforced concrete square well main body, a water inlet pipe preformed hole is formed in the left side wall of the reinforced concrete square well main body and is in assembly connection with a rainwater collecting inlet pipe, a first water outlet preformed hole is formed in the rear wall of the reinforced concrete square well main body and is in assembly connection with a water outlet to rainwater channel external discharge pipeline, a second water outlet preformed hole is formed in the right side wall of the reinforced concrete square well main body and is in assembly connection with a water outlet to rainwater collecting pool pipeline.
Preferably, the steel slag-blocking grating comprises a grating cover inserted into the right lower end of the inner cavity of the prefabricated reinforced concrete square well, gratings are arranged on the front side wall, the rear side wall, the left side wall and the upper wall of the grating cover, the gap between the gratings is 40mm square, the left end of the pipeline from the water outlet to the rainwater collecting pool is positioned in the grating cover, the outer wall of the grating cover is fixedly provided with skeleton reinforcing steel bars, and the skeleton reinforcing steel bars are inserted into the prefabricated reinforced concrete square well.
Preferably, glass steel well lid includes the reinforcing bar net main part, the outside parcel has the resin to press from both sides the viscose glass cloth layer in the reinforcing bar net main part, resin presss from both sides the fixed surface and is equipped with the well lid and opens the handle on the viscose glass cloth layer.
Preferably, the length of the prefabricated reinforced concrete square well edge is 1000mm, the thickness of the prefabricated reinforced concrete square well wall is 120mm, and the thickness of the glass fiber reinforced plastic well cover is 8 mm.
Compared with the prior art, the beneficial effects of the utility model are that:
(1) this scheme is through the play water of prefabricated reinforced concrete square well outer wall to the outer pipeline of rainwater canal and play water to the difference on the rainwater collecting pit pipeline elevation, has realized that the rainwater of initial stage area coal dust is whole to flow into initial stage rainwater collecting pit, flows into rainwater drainage channel with clean rainwater after initial stage rainwater collecting pit reaches the design water level simultaneously, realizes the function of flowing certainly and discharges, solves the problem that subsequent rainwater normally discharges when initial stage rainwater collecting pit reaches the design water level.
(2) It has two benefits to go out the outer pipeline of rainwater canal than the inlet tube height to go out water: firstly, ensuring that rainwater discharged from a water outlet pipe to a rainwater channel outer discharge pipeline is always clean water; secondly, rainwater lower than that discharged from an external drainage pipeline of the rainwater channel is stored in the upstream rainwater pipeline and the pipe channel, and the volume of the initial rainwater collecting pool is increased in a phase-change manner; after the rainfall stops, the rainwater collected in the initial rainwater collection tank begins to be outwards transferred to a wastewater system, and the stored water in the upstream pipe duct still flows into the initial rainwater collection tank; therefore, even if some deposited and residual coal slime exists at the bottom of the pipe area, the deposited and residual coal slime can enter the initial rainwater collecting tank along with the initial rainwater in the next rainfall.
(3) The steel slag blocking grating is made of round steel, gaps of the steel slag blocking grating are 40mm square, large coal blocks and some wooden suspended matters are mainly blocked, all the steel slag blocking grating with the particle size of less than 40mm is deposited and removed in an initial rainwater collection tank and is transmitted to a wastewater system through a slag slurry pump to be treated, the steel slag blocking grating is taken out of a well before raining or before a rainy season comes every time, is cleaned and is placed into the well again after being derusted, and the steel slag blocking grating plays a role in blocking slag when raining next time.
Drawings
Fig. 1 is a schematic view of the structure of the present invention;
FIG. 2 is a schematic view of the prefabricated reinforced concrete square well structure of the present invention;
FIG. 3 is a schematic view of the steel slag-blocking grating structure of the present invention;
fig. 4 is the utility model discloses a glass steel well lid structure schematic diagram.
In the figure: 1-prefabricated reinforced concrete square well, 11-reinforced concrete square well main body, 12-first water outlet preformed hole, 13-water inlet pipe preformed hole, 14-second water outlet preformed hole, 2-glass fiber reinforced plastic well cover, 21-reinforcing mesh main body, 22-resin sandwiched and bonded glass cloth layer, 23-well cover opening handle, 3-collected rainwater inlet pipe, 4-discharged water to rainwater channel discharge pipeline, 5-discharged water to rainwater collecting tank pipeline, 6-steel slag blocking grid, 61-grid cover and 62-framework reinforcing steel bar.
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.
Referring to fig. 1-4, the present invention provides a technical solution: a coal dust pollution site initial rainwater collecting and distributing well comprises a prefabricated reinforced concrete square well 1, wherein a glass reinforced plastic well cover 2 is buckled at the upper end of the prefabricated reinforced concrete square well 1, a rainwater collecting water inlet pipe 3 is connected to the left side wall of the prefabricated reinforced concrete square well 1 in a matching mode, a water outlet to rainwater channel outer discharge pipeline 4 is connected to the rear wall of the prefabricated reinforced concrete square well 1 in a matching mode, a water outlet to rainwater collecting pool pipeline 5 is connected to the right side wall of the prefabricated reinforced concrete square well 1 in a matching mode, the water outlet to rainwater collecting pool pipeline 5 is 450mm lower than the rainwater collecting water inlet pipe 3, the water outlet to rainwater channel outer discharge pipeline 4 is 600mm higher than the rainwater collecting water inlet pipe 3, a steel slag blocking grid 6 is inserted into the prefabricated reinforced concrete square well 1, and the high grid surface of the steel slag blocking grid 6 is attached to the rainwater collecting pool pipeline 5.
The water outlet pipe of the prefabricated reinforced concrete square well 1 is designed at two elevations, when water is discharged to the rainwater channel external discharge pipeline 4, the rainwater collecting tank reaches the designed water level, the water is discharged to the rainwater collecting tank pipe 5 and is 450mm lower than the collected rainwater inlet pipe 3, the water is discharged to the rainwater collecting tank pipe 5 and is responsible for completely discharging initial rainwater into the rainwater collecting tank, and the designed liquid level of the rainwater collecting tank is level with the top of the rainwater channel external discharge pipeline 4.
Go out water and arrange 4 than collecting 3 high benefits of rainwater inlet tube to the outer pipeline in rainwater canal: firstly, rainwater discharged from the water outlet to the rainwater channel outer discharge pipeline 4 is ensured to be clean water; secondly, rainwater lower than the rainwater discharged to the rainwater channel external discharge pipeline 4 is stored in the upstream rainwater pipeline and the pipe channel, and the volume of the initial rainwater collecting pool is increased in a phase-change manner; after the rainfall stops, the rainwater collected in the initial rainwater collection tank begins to be outwards transferred to a wastewater system, and the stored water in the upstream pipe duct still flows into the initial rainwater collection tank; therefore, even if some deposited and residual coal slime exists at the bottom of the pipe area, the deposited and residual coal slime can enter the initial rainwater collecting tank along with the initial rainwater in the next rainfall.
Specifically, prefabricated reinforced concrete square well 1 includes reinforced concrete square well main part 11, inlet tube preformed hole 13 has been seted up to reinforced concrete square well main part 11 left side wall, and inlet tube preformed hole 13 and collection rainwater inlet tube 3 be assembled between/be connected, first play water preformed hole 12 has been seted up to reinforced concrete square well main part 11 rear wall, and first play water preformed hole 12 and play water to the outer pipeline 4 be assembled between/be connected between of rainwater ditch, second play water preformed hole 14 has been seted up to reinforced concrete square well main part 11 right side wall, and second play water preformed hole 14 and play water to rainwater collecting pit pipeline 5 be assembled between/be connected between.
The rainwater collecting inlet pipe 3, the rainwater outlet to rainwater channel external discharge pipeline 4 and the rainwater outlet to rainwater collecting tank pipeline 5 can be made of reinforced concrete drain pipes or double-wall corrugated drain pipes, if the pipelines are made of the double-wall corrugated drain pipes, the pipelines and the preformed holes are firstly sealed by rubber rings and then secondarily plugged by asbestos cement; if the pipeline is made of reinforced concrete drain pipe, asbestos cement is directly used for secondary plugging.
Specifically, the steel slag-blocking grating 6 comprises a grating cover 61 inserted into the right lower end of the inner cavity of the prefabricated reinforced concrete square well 1, gratings are arranged on the front side wall, the rear side wall, the left side wall and the upper wall of the grating cover 61, the gap between the gratings is 40mm square, the left end of the pipeline 5 from the water outlet to the rainwater collecting pool is positioned in the grating cover 61, the outer wall of the grating cover 61 is fixedly provided with a skeleton reinforcing steel bar 62, and the skeleton reinforcing steel bar 62 is inserted into the prefabricated reinforced concrete square well 1.
The steel slag blocking grating 6 is made of round steel, and the gap is square with the size of 40mm, because the gap is large, the strength and the stability of the steel slag blocking grating can be ensured by making the steel slag blocking grating with round steel, and the steel slag blocking grating is simple and convenient to make; the method mainly comprises the steps of intercepting large coal blocks and some woody suspended matters, wherein all the large coal blocks and some woody suspended matters with the particle size of less than 40mm are deposited and removed in an initial rainwater collection tank and are transmitted to a wastewater system through a slurry pump for treatment, a steel slag blocking grid 6 is taken out of a well before raining or before a rainy season comes every time, is cleaned and is placed in the well again after rust removal treatment, and plays a role in blocking slag when raining next time; the grating cover 61 is arranged to be provided with gratings on the front and rear side walls, the left side wall and the upper wall, so that the left side surface and the upper end surface of the grating cover can be used for water passing, and the large water passing area and stable water flow are ensured.
Specifically, glass steel well lid 2 includes reinforcing bar net main part 21, and reinforcing bar net main part 21 inside and outside parcel has resin to press from both sides the glass cloth layer 22 of gluing, and resin presss from both sides the fixed well lid that is equipped with on the glass cloth layer 22 and opens handle 23.
The distribution well requirement is collected to initial stage rainwater and is required 100mm than the place terrace height, seals at its top with glass steel well lid 2, and glass steel well lid 2 presss from both sides with reinforcing bar net main part 21 and resin and glues glass cloth layer 22 preparation and forms, and resin presss from both sides and glues glass cloth layer 22 and paste glass cloth for the resin layer and form, and the glass steel well lid weight of a meter square is about 10kg, and single workman can be convenient open, and the reason that here used glass steel well lid 2 has two: firstly, the well is required to be closed, so that personnel or sundries are prevented from falling into the well; firstly, the portable steel slag blocking device can be conveniently and rapidly opened to clean impurities in the well bottom and the steel slag blocking grating 6 in time.
Specifically, the side length of the prefabricated reinforced concrete square well 1 is 1000mm, the wall thickness of the prefabricated reinforced concrete square well 1 is 120mm, the thickness of the glass fiber reinforced plastic well cover 2 is 8mm, and the supporting strength of the glass fiber reinforced plastic well cover 2 is guaranteed.
The prefabricated reinforced concrete square well 1 is made of reinforced concrete, circular holes are reserved outside a water inlet pipe and two water outlet pipes, the rest of the prefabricated reinforced concrete square well 1 is prefabricated by C25 concrete and a phi 12 steel bar mesh, and the wall thickness of the prefabricated reinforced concrete square well 1 is 120mm to ensure the strength; therefore, the initial rainwater collecting and distributing well is designed into a square well for three reasons: the distribution well is used in the rainwater period in summer, the anti-freezing problem is not considered, the well depth is shallow, the soil pressure is low, and a square well can be selected; secondly, the square well is convenient to prefabricate, the square well is square when setting out, and a square template is also easy to manufacture; thirdly, the steel slag blocking grating 6 can be conveniently placed in the square well, and the square well cannot be placed in the round well if the round well has a little manufacturing deviation.
The working principle is as follows: the utility model is characterized in that the installation steps of the utility model,
(1) firstly, civil excavation is carried out at the position of a distribution well, the position is excavated to the elevation position of the well bottom, a mark is made, then, the position is over-excavated by 300mm, a pseudo-ginseng gray soil cushion layer with the thickness of 200mm is made at the well bottom, then, C20 concrete is used for making a cushion layer with the thickness of 100mm, and thus, the elevation reaches the elevation position of the well bottom; then vertically placing the prefabricated reinforced concrete square well 1 on the cushion layer and determining that the direction of the water inlet and outlet pipe is the same as the requirements of the water inlet and outlet pipe on site;
(2) connecting a collected rainwater inlet pipe 3, a pipeline 5 from water to a rainwater collecting pool and a pipeline 4 from water to a rainwater drainage channel to holes reserved on the prefabricated reinforced concrete square well 1 in sequence; please note that the pipeline can not protrude into the prefabricated reinforced concrete square well 1 to avoid affecting the installation of the steel slag-blocking grid 6, if the pipeline is made of a double-wall corrugated drain pipe, the pipeline and the reserved hole are firstly sealed by a rubber ring and then secondarily blocked by asbestos cement; if the pipeline is made of a reinforced concrete drain pipe, secondary plugging can be directly performed by using asbestos cement;
(3) inserting (vertically placing) the steel slag-blocking grating 6 into the prefabricated reinforced concrete square well 1, so that the right end of a grating cover 61 of the steel slag-blocking grating 6 is close to the pipeline 5 from the water to the rainwater collecting pool;
(4) the glass fiber reinforced plastic well cover 2 is covered on the prefabricated reinforced concrete square well 1.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The utility model provides a distribution well is collected to coal dust pollution place initial stage rainwater which characterized in that: comprises a prefabricated reinforced concrete square well (1), a glass reinforced plastic well cover (2) is buckled at the upper end of the prefabricated reinforced concrete square well (1), the left side wall of the prefabricated reinforced concrete square well (1) is connected with a rainwater collecting inlet pipe (3) in an assembling way, the rear wall of the prefabricated reinforced concrete square well (1) is provided with a water outlet to rainwater channel discharge pipeline (4), the right side wall of the prefabricated reinforced concrete square well (1) is provided with a pipeline (5) for leading water to the rainwater collecting tank, the pipeline (5) from the water outlet to the rainwater collecting pool is 450mm lower than the rainwater collecting inlet pipe (3), the height of the outer discharge pipeline (4) from the water outlet to the rainwater channel is 600mm higher than that of the rainwater collecting inlet pipe (3), a steel slag-blocking grid (6) is inserted in the prefabricated reinforced concrete square well (1), the high grating surface of the steel slag blocking grating (6) is attached to a pipeline (5) from water to the rainwater collection tank.
2. The coal dust pollution site initial rainwater collecting and distributing well as defined in claim 1, is characterized in that: prefabricated reinforced concrete square well (1) includes reinforced concrete square well main part (11), inlet tube preformed hole (13) have been seted up to reinforced concrete square well main part (11) left side wall, and inlet tube preformed hole (13) and collection rainwater inlet tube (3) be assembled between/be connected between, first play water preformed hole (12) have been seted up to reinforced concrete square well main part (11) rear wall, and just first play water preformed hole (12) and play water to the outer drainage pipe way of rainwater canal (4) be assembled between/be connected between, second play water preformed hole (14) have been seted up to reinforced concrete square well main part (11) right side wall, and second play water preformed hole (14) and play water to rainwater collecting pit pipeline (5) be assembled between/be connected between.
3. The coal dust pollution site initial rainwater collecting and distributing well as defined in claim 1, is characterized in that: the steel slag-blocking grating (6) comprises a grating cover (61) inserted at the right lower end of the inner cavity of the prefabricated reinforced concrete square well (1), gratings are arranged on the front side wall, the rear side wall, the left side wall and the upper wall of the grating cover (61), the gaps of the gratings are 40mm square, the left end of the pipeline (5) from the effluent to the rainwater collecting pool is positioned in the grating cover (61), framework reinforcing steel bars (62) are fixedly assembled on the outer wall of the grating cover (61), and the framework reinforcing steel bars (62) are inserted in the prefabricated reinforced concrete square well (1).
4. The initial rainwater collecting and distributing well for the coal dust pollution site as claimed in claim 1, wherein: glass steel well lid (2) are including reinforcing bar net main part (21), the outside parcel has resin to press from both sides and glues glass cloth layer (22) in reinforcing bar net main part (21), resin presss from both sides and glues glass cloth layer (22) upper surface fixed and is equipped with well lid opening handle (23).
5. The coal dust pollution site initial rainwater collecting and distributing well as defined in claim 1, is characterized in that: the side length of the prefabricated reinforced concrete square well (1) is 1000mm, the wall thickness of the prefabricated reinforced concrete square well (1) is 120mm, and the thickness of the glass fiber reinforced plastic well cover (2) is 8 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123016679.8U CN217232043U (en) | 2021-12-03 | 2021-12-03 | Coal dust pollution place initial stage rainwater collection distribution well |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123016679.8U CN217232043U (en) | 2021-12-03 | 2021-12-03 | Coal dust pollution place initial stage rainwater collection distribution well |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217232043U true CN217232043U (en) | 2022-08-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123016679.8U Active CN217232043U (en) | 2021-12-03 | 2021-12-03 | Coal dust pollution place initial stage rainwater collection distribution well |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217232043U (en) |
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2021
- 2021-12-03 CN CN202123016679.8U patent/CN217232043U/en active Active
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