CN204370557U - A kind of early-stage rainwater overflow grating for collecting well - Google Patents
A kind of early-stage rainwater overflow grating for collecting well Download PDFInfo
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- CN204370557U CN204370557U CN201420760537.3U CN201420760537U CN204370557U CN 204370557 U CN204370557 U CN 204370557U CN 201420760537 U CN201420760537 U CN 201420760537U CN 204370557 U CN204370557 U CN 204370557U
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Abstract
The utility model relates to a kind of early-stage rainwater overflow grating for collecting well, comprising: fixed support, is located in collecting well; Grid, is located on fixed support, the dirt in interception rainwater; Also comprise: travel(l)ing rest, be located in fixed support; Cleaning comb, is located on travel(l)ing rest, for cleaning grid; Driven unit, is connected with travel(l)ing rest, moves for driving travel(l)ing rest.Compared with prior art, the utility model can design the shape of overflow grating fixed support shape and grid, in order to be suitable for different early-stage rainwater overfall facilities, applied widely, can invest saving.
Description
Technical field
The utility model relates to a kind of flushing dredging technology of municipal drainage field, especially relates to a kind of early-stage rainwater overflow grating for collecting well.
Background technology
For combined system urban sewerage and drainage system, exceed the dam early-stage rainwater of ability of leader drain and directly enter city receiving water body; For segregation system urban sewerage and drainage system, the early-stage rainwater that rainfall is formed also directly enters city receiving water body.Owing to carrying the particulate form pollutant coming from the sources such as urban surface, roofing, sanitary sewage, pipeline deposit in a large number in early-stage rainwater, early-stage rainwater without any process of damming is in line enters city receiving water body, causes serious pollution by receiving water body.At present, for the governing problem of early-stage rainwater, the engineering measure such as storm detention tank is often adopted to dam early-stage rainwater.But be subject to the restriction of place, economic factor, the infinity that the volume of storm detention tank can not be made, therefore, the pollution problem of early-stage rainwater is still very serious.Adopting overflow grating to tackle the granulating material in early-stage rainwater, is the new technology of emerging in large numbers in recent years.But existing overflow grating technically exists, and efficiency of damming in various degree is low, self-cleaning weak effect, equipment also damage, installation difficulty is large and the high deficiency of construction costs.
It is a kind of unpowered from clear overflow grating system that such as Authorization Notice No. is that the Chinese patent of CN 203878735U discloses, comprise for covering the grid in outfall, the end face of grid offers some rhones for draining, the end face entirety of grid outwards arches upward and forms cylindrical arc curve.In use, change rubbish and covered on grid end face in the mode of face contact in the past, the mode becoming point cantact or linear contact lay is intercepted in the cylindrical arc curve of this utility model grid this utility model, is conducive to tackling more rubbish.But when the spacing between circular arc grille strip is excessive, this utility model possibly cannot realize the effect of overflow grating, if spacing is too small, because there is no extra cleaning equipment, cannot clean thoroughly, when the dirt therefore in rainwater is more, may block.
Therefore, the science and technology research and development of this area and engineers and technicians be devoted to that a kind of efficiency of damming of exploitation is high, self-cleaning is effective, project organization is simple, stabilization of equipment performance is good, installation is easy and construction costs is cheap urban sewerage and drainage system early-stage rainwater overflow grating and method.
Summary of the invention
The purpose of this utility model be exactly in order to overcome above-mentioned prior art exist defect and a kind of early-stage rainwater overflow grating for collecting well is provided.
The purpose of this utility model can be achieved through the following technical solutions:
For an early-stage rainwater overflow grating for collecting well, comprising:
Fixed support, is located in collecting well;
Grid, is located on fixed support, the dirt in interception rainwater;
Also comprise:
Travel(l)ing rest, is located in fixed support;
Cleaning comb, is located on travel(l)ing rest, for cleaning grid;
Driven unit, is connected with travel(l)ing rest, moves for driving travel(l)ing rest.
Described collecting well comprises main hydroecium and overflow hydroecium, described fixed support and grid form grill body, described main hydroecium is connected by grill body with overflow hydroecium, and described main hydroecium is provided with water inlet pipe and the outlet pipe that dams, and described overflow hydroecium is provided with and overflows water pipe.
Described collecting well also comprises current limiting component, and described current limiting component is located at dam outlet pipe and main hydroecium junction.
Described overflow grating also comprises Power Supply Assembly, and this Power Supply Assembly comprises the hydraulic turbine, generator and the battery that connect successively, and the described hydraulic turbine is located at and is overflowed water pipe and dam outlet pipe junction, and described generator is all connected with driven unit with battery.
Described driven unit comprises the hydraulic pump, electromagnetic valve and the hydraulic cylinder that connect successively, and described hydraulic cylinder is connected with travel(l)ing rest.
Described driven unit also comprises the automatic control unit for controlling travel(l)ing rest movement velocity, and described automatic control unit is connected with electromagnetic valve and hydraulic pump respectively.
Described driven unit also comprises ultrasonic level gage, and described ultrasonic level gage is connected with automatic control unit.
The gap of described grid is 4 ~ 8 millimeters.
The gap of described grid is 5 millimeters.
Compared with prior art, the utility model has the following advantages:
1) shape of overflow grating fixed support shape and grid can be designed, in order to be suitable for different early-stage rainwater overfall facilities, applied widely, can saving be invested.
2) adopt travel(l)ing rest to drive the mode of cleaning comb to clean grid, have and clean advantage thoroughly.
3) overflow grating is made up of stainless steel material, and corrosion resistance is strong, sturdy and durable.
4) automatic control unit regulates the movement velocity of travel(l)ing rest when rainfall according to collecting well middle water level height, also takes into account energy-conservation while meeting cleaning performance.
5) because have employed automatic control unit, grid automatically cleaning process is full-automatic, without the need to additional rinsing flushes energy consumption, reduces running cost.
6) system architecture is simple, is easy to install.
7) system is easy to safeguard, improves the health and safety of operating personnel.
8) Power Supply Assembly utilizes waterpower during rainfall to generate electricity, clean environment firendly.
Accompanying drawing explanation
Fig. 1 is the structural representation of overflow grating;
Fig. 2 is the structural representation of grill body;
Fig. 3 is collecting well and overflow grating layout structure top view;
Fig. 4 is collecting well and overflow grating layout structure sectional view;
Wherein: 1, automatic control unit, 2, hydraulic pump, 3, electromagnetic valve, 4, hydraulic cylinder, 5, grill body, 6, fixed support, 7, travel(l)ing rest, 8, grid, 9, collecting well, 10, interflow water inlet pipe, 11, dam outlet pipe, and 12, current limiting component, 13, overflow water pipe, 14, the highest operating water level of overflow grating, 15, overflow grating minimum operation water level, 16, staircase, 17, ultrasonic level gage, 18, main hydroecium, 19, overflow hydroecium.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the utility model is described in detail.The present embodiment is implemented premised on technical solutions of the utility model, give detailed embodiment and concrete operating process, but protection domain of the present utility model is not limited to following embodiment.
A kind of early-stage rainwater overflow grating for collecting well, as shown in Figures 1 and 2, this overflow grating comprises fixed support 6, grid 8, travel(l)ing rest 7 and driven unit, travel(l)ing rest 7 is located in collecting well 9, grid 8 is located on fixed support 6, and travel(l)ing rest 7 is provided with the cleaning comb for cleaning grid 8, and is connected with driven unit, during work, travel(l)ing rest 7 drives cleaning comb to move back and forth cleaning grid 8.
As shown in Figure 3 and Figure 4, collecting well 9 is made up of main hydroecium 18 and overflow hydroecium 19, fixed support 6 and grid 8 form grill body 5, main hydroecium 18 is connected by grill body 5 with overflow hydroecium 19, main hydroecium 18 is provided with water inlet pipe 10 and the outlet pipe 11 that dams, overflow hydroecium 19 is provided with and overflows water pipe 13, is also provided with staircase 16 in collecting well 9, is convenient to staff and enters the maintenance carrying out collecting well bottom collecting well.
Collecting well 9 also comprises current limiting component, and current limiting component is located at dam outlet pipe 11 and main hydroecium 18 junction.
Overflow grating 8 also comprises Power Supply Assembly, and this Power Supply Assembly comprises the hydraulic turbine, generator and the battery that connect successively, and the hydraulic turbine is located at and is overflowed water pipe 13 and dam outlet pipe 11 junction, and generator is all connected with driven unit with battery.
Driven unit comprises the hydraulic pump 2, electromagnetic valve 3 and the hydraulic cylinder 4 that connect successively, and hydraulic cylinder 4 is connected with travel(l)ing rest 7.
Driven unit also comprises the automatic control unit 1 for controlling travel(l)ing rest 7 movement velocity, automatic control unit 1 is connected with electromagnetic valve 3 and hydraulic pump 2 respectively, wherein, automatic control unit 1, hydraulic pump 2, electromagnetic valve 3 are all positioned at drainage system collecting well 9 outside and work independently room.
Automatic control unit 1 regulates the movement velocity of travel(l)ing rest 7 according to collecting well 9 middle water level height when rainfall.
Driven unit also comprises ultrasonic level gage 17, and ultrasonic level gage 17 is connected with automatic control unit 1.
The gap of grid 8 is 4 ~ 8 millimeters.
The gap of grid 8 is 5 millimeters.
Wherein hydraulic pump 2, electromagnetic valve 3, hydraulic cylinder 4, fixed support 6, determine according to the design parameter of served early-stage rainwater overfall facility with the travel(l)ing rest 7 of cleaning comb and the parameter model of grid 8.
The using method of above-mentioned overflow grating specifically comprises the preventative automatically cleaning pattern Three models routinely between pattern and flush period between non-rainfall pattern, flush period:
Wherein, non-rainfall pattern specifically comprises the following steps:
Water level in the main hydroecium 18 of a. real-time detected set well 9 of ultrasonic level gage 17, when water level runs lowest water level 15 lower than overflow grating, automatic control unit 1 hydraulic control pump 2, electromagnetic valve 3 and hydraulic cylinder 4 are in the state of quitting work;
B. according to the preventative overflow grating automatically cleaning cycle of setting, automatic control unit 1 regularly hydraulic control pump 2, electromagnetic valve 3 and hydraulic cylinder 4 starts, and drives the travel(l)ing rest 7 with cleaning comb to move left and right, carries out maintenance clean grid 8.
Pattern routinely between flush period specifically comprises the following steps:
A., after rainfall starts, the water level in the main hydroecium 18 of the real-time detected set well 9 of ultrasonic level gage 17, when water level runs lowest water level 15 higher than overflow grating, overflow grating starts the bulky grain pollutant tackled in early-stage rainwater.
B. according to the automatically cleaning cycle of overflow grating routinely of setting, automatic control unit 1 hydraulic control pump 2, electromagnetic valve 3 and hydraulic cylinder 4 work, drive the travel(l)ing rest 7 with cleaning comb to move left and right by setting nominal frequencies, maintain clean routinely to grid 8.
C. grid 8 cleans the grid slag got off, submerged, through damming, outlet pipe 14 is delivered to Wastewater Treatment Plant.
D. rainfall stops, and the water level in the main hydroecium 18 of the real-time detected set well 9 of ultrasonic level gage 17, when water level runs lowest water level 15 lower than overflow grating, automatic control unit 1 hydraulic control pump 2, electromagnetic valve 3 and hydraulic cylinder 4 quit work.
Preventative automatically cleaning pattern between flush period specifically comprises the following steps:
A., after rainfall starts, the water level in the main hydroecium 18 of the real-time detected set well 9 of ultrasonic level gage 17, when water level runs lowest water level 15 higher than indiscriminate stream grid, overflow grating starts the bulky grain pollutant tackled in early-stage rainwater.
B. according to the automatically cleaning cycle of overflow grating routinely of setting, automatic control unit 1 hydraulic control pump 2, electromagnetic valve 3 and hydraulic cylinder 5 work, driving the travel(l)ing rest 7 with cleaning comb to move left and right by setting automatically cleaning frequency routinely, maintaining clean routinely to grid 8.
C. grid 8 cleans the grid slag got off, submerged, through damming, outlet pipe 11 is delivered to Wastewater Treatment Plant.
Water level in the main hydroecium 18 of the d. real-time detected set well 9 of ultrasonic level gage 17, when water level runs peak level 14 higher than overflow grating, according to the preventative overflow grating automatically cleaning cycle of setting, automatic control unit 1 hydraulic control pump 2, electromagnetic valve 3 and hydraulic cylinder 4 work, drive the travel(l)ing rest 7 with cleaning comb to accelerate to move left and right by the preventative automatically cleaning frequency of setting, preventive maintenance is carried out to grid 8 and cleans.
Water level in the main hydroecium 18 of the e. real-time detected set well 9 of ultrasonic level gage 17, when water level runs peak level 14 lower than overflow grating, according to the automatically cleaning cycle of overflow grating routinely of setting, automatic control unit 1 hydraulic control pump 2, electromagnetic valve 3 and hydraulic cylinder 4 work, driving the travel(l)ing rest 7 with cleaning comb to move left and right by setting automatically cleaning frequency routinely, maintaining clean routinely to grid.
F. rainfall stops, and the water level in the main hydroecium 18 of the real-time detected set well 9 of ultrasonic level gage 17, when water level runs lowest water level 15 lower than overflow grating, automatic control unit 1 hydraulic control pump 2, electromagnetic valve 3 and hydraulic cylinder 4 quit work.
Claims (9)
1., for an early-stage rainwater overflow grating for collecting well, comprising:
Fixed support, is located in collecting well;
Grid, is located on fixed support, the dirt in interception rainwater;
It is characterized in that, also comprise:
Travel(l)ing rest, is located in fixed support;
Cleaning comb, is located on travel(l)ing rest, for cleaning grid;
Driven unit, is connected with travel(l)ing rest, moves for driving travel(l)ing rest.
2. a kind of early-stage rainwater overflow grating for collecting well according to claim 1, it is characterized in that, described collecting well comprises main hydroecium and overflow hydroecium, described fixed support and grid form grill body, described main hydroecium is connected by grill body with overflow hydroecium, described main hydroecium is provided with water inlet pipe and the outlet pipe that dams, and described overflow hydroecium is provided with and overflows water pipe.
3. a kind of early-stage rainwater overflow grating for collecting well according to claim 2, it is characterized in that, described collecting well also comprises current limiting component, and described current limiting component is located at dam outlet pipe and main hydroecium junction.
4. a kind of early-stage rainwater overflow grating for collecting well according to claim 2, it is characterized in that, described overflow grating also comprises Power Supply Assembly, this Power Supply Assembly comprises the hydraulic turbine, generator and the battery that connect successively, the described hydraulic turbine is located at and is overflowed water pipe and dam outlet pipe junction, and described generator is all connected with driven unit with battery.
5. a kind of early-stage rainwater overflow grating for collecting well according to claim 1, it is characterized in that, described driven unit comprises the hydraulic pump, electromagnetic valve and the hydraulic cylinder that connect successively, and described hydraulic cylinder is connected with travel(l)ing rest.
6. a kind of early-stage rainwater overflow grating for collecting well according to claim 5, it is characterized in that, described driven unit also comprises the automatic control unit for controlling travel(l)ing rest movement velocity, and described automatic control unit is connected with electromagnetic valve and hydraulic pump respectively.
7. a kind of early-stage rainwater overflow grating for collecting well according to claim 6, it is characterized in that, described driven unit also comprises ultrasonic level gage, and described ultrasonic level gage is connected with automatic control unit.
8. a kind of early-stage rainwater overflow grating for collecting well according to claim 1, is characterized in that, the gap of described grid is 4 ~ 8 millimeters.
9. a kind of early-stage rainwater overflow grating for collecting well according to claim 6, is characterized in that, the gap of described grid is 5 millimeters.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201420760537.3U CN204370557U (en) | 2014-12-04 | 2014-12-04 | A kind of early-stage rainwater overflow grating for collecting well |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201420760537.3U CN204370557U (en) | 2014-12-04 | 2014-12-04 | A kind of early-stage rainwater overflow grating for collecting well |
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| CN204370557U true CN204370557U (en) | 2015-06-03 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104563274A (en) * | 2014-12-04 | 2015-04-29 | 洼石环境工程（上海）有限公司 | Initial rainwater overflow grille for water collecting well |
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- 2014-12-04 CN CN201420760537.3U patent/CN204370557U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104563274A (en) * | 2014-12-04 | 2015-04-29 | 洼石环境工程（上海）有限公司 | Initial rainwater overflow grille for water collecting well |
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