CN204570596U - A kind of water outlet regulator control system of drinking water reservoirs - Google Patents
A kind of water outlet regulator control system of drinking water reservoirs Download PDFInfo
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- CN204570596U CN204570596U CN201520054571.3U CN201520054571U CN204570596U CN 204570596 U CN204570596 U CN 204570596U CN 201520054571 U CN201520054571 U CN 201520054571U CN 204570596 U CN204570596 U CN 204570596U
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Abstract
The utility model provides a kind of water outlet regulator control system of drinking water reservoirs, include water outlet control facility and superficial water overfall facility, water outlet control facility is arranged on most strong wind upwind place frequently, Reservoir region, comprise pump works and surmount delivery pipe, go out pump works to be connected with water factory by outlet pipe, surmount delivery pipe to be arranged on outlet pipe and the other end is connected with river course, outlet pipe and water factory, surmount delivery pipe junction and be respectively equipped with gate; The most strong wind that superficial water overfall facility is arranged on Reservoir region frequently or secondary strong wind lower wind direction place frequently, and is connected with river course by communicating pipe.The water outlet regulator control system of the drinking water reservoirs that the utility model provides, applied widely, drinking reservoir and all can play good purification of water quality and guaranteeing role Plain and mountain area, be particularly suitable for unstable at raw water quality, the reservoir water body time of staying long, have outrophication risk, low the drinking in reservoir of water supply fraction is promoted the use of.
Description
Technical field
The utility model belongs to hydraulic engineering and field of environment engineering technology, relates to a kind of water outlet regulator control system of drinking water reservoirs, and the water quality being specifically related to the long drinking water reservoirs of a kind of exchange cycle maintains, the water outlet regulator control system of eutrophication control and water quality safety.
Background technology
Drinking water service reservoir, as the important sources ground of urban population drinking water, needs to ensure its water quality safety.At present, there is water colour greening, water body peculiar smell, fish kills in China's many drinking water service reservoir, water quality is unstable, algae assembles, Eutrophic Extent one or more problem high.Cause the reason of service reservoir change of water quality numerous, wherein the reason of main also most critical is: mountain reservoir is by the upland water water yield and rain time restriction pockety, the reservoir of plains region is subject to the impact of River-Net Water Quality instability, annual drinking water water supply requirement is met in order to the former water of abundant high-quality can be stored, often build the larger reservoir filling of storage capacity according to landform, this just causes the exchange rate of reservoir water body low, the time of staying is long, water body flow is poor, add entering and the impact of atmospheric falling dust of outside pollution of area source, Reservoir Water Quality is progressively deteriorated, and then affect water supply fraction.
At present, in order to solve the water quality deterioration problem of the long service reservoir of water exchange flux, part reservoir takes throws in fish as silver carp, bighead etc., reduces the gathering of algae; Reservoir plantation emergent aquactic plant, increases the catharsis to water body; Gulf, storehouse, local supplements the measures such as oxygenation.These measures can play a role to reservoir area, local, even if but the reservoir management of exchange cycle length is good again, inevitably also can there is the problems such as algae assembles on a small scale, fish disease is dead, water quality local period variation, there is certain threat to guarantee, need for further research and exploration.
Utility model content
The utility model, for the deficiencies in the prior art, provides a kind of water outlet regulator control system of drinking water reservoirs.
For achieving the above object, the utility model provides a kind of water outlet regulator control system of drinking water reservoirs, include water outlet control facility and superficial water overfall facility, described water outlet control facility is arranged on most strong wind upwind place frequently, Reservoir region, comprise pump works and surmount delivery pipe, described go out pump works be connected with water factory by outlet pipe, described in surmount delivery pipe and to be arranged on outlet pipe and the other end is connected with river course, described outlet pipe and water factory, surmount delivery pipe junction and be respectively equipped with gate; The most strong wind that described superficial water overfall facility is arranged on Reservoir region frequently or secondary strong wind lower wind direction place frequently, and is connected with river course by communicating pipe.
The operation logic of described water outlet regulator control system is: superficial water overfall facility and water outlet control facility can controlling runs separately, also can run by combined dispatching.When emptying reservoir water body, in reservoir, first pass through the emptying of superficial water overfall facility higher than the water body of outer river ordinary water level; Water body lower than outer river ordinary water level surmounts pipe by water pump in water outlet control facility and arranges river course outward.When reservoir area occurs that algae is piled up on a small scale, superficial water overfall facility can be utilized reservoir area superficial water overflow extremely outer river, reduce the impact on water quality in storehouse.
Preferably, go out pump works described in, in reservoir area, intake is set away from intake tunnel and branch afflux mouth place.Described go out the intake of pump works be not located at the concave bank place of the luvisde of prevailing wind direction in summer, be not also located in the reed marshes on bank, in order to avoid affect water quality because of suction blocking intake vegeto-animal in water.
Preferably, the depth of water of described intake is more than 2.5m.
Preferably, the intake going out pump works described in is the delivery port of reservoir.
Described go out pump works water outlet adopt self filling type water sucting mode to carry.Described self filling type water sucting mode makes all to be full of water in water-supply-pipe always, during starting mode of pump, eliminates the time of exhaust of pouring water, can put into operation rapidly.The water of lower floor in reservoir can be transported to water treatment works, avoid the short stream of water body.
The described caliber surmounting delivery pipe arranges the requirement meeting reservoir emptying in 2 ~ 5 days.
Preferably, the bore surmounting delivery pipe and outlet pipe upper lock gate described in is consistent with the diameter of place outlet pipe.To reduce local head loss.
Described superficial water overfall facility collects the floating thing at below water surface 0-20cm place.
Preferably, described superficial water overfall facility is selected from and strains in water device, cast iron horn mouth upwards, adjustable overflow weir any one.
Preferably, described in strain water device or the bell-mouthed bottom of cast iron is upwards connected with communicating pipe by flexible pipe, overfall is 10 ~ 20cm place below the water surface, described in strain water device or the bell-mouthed top of cast iron is upwards provided with buoyancy aid.Described float, in water, fluctuates with the variation of water level.
Preferably, described adjustable overflow weir crest of weir according to fluctuation of water table situation can manual adjustment lower than 10 ~ 20cm place to the water surface.
Preferably, described in strain water device or the bell-mouthed inlet of cast iron is upwards arranged, the inlet gross area is communicating pipe 1.5 ~ 2 times of basal area.
Preferably, described adjustable overflow weir comprises overflow well, adjustable overflow inlet watertight shutter, buoyancy aid and regulating gate; Buoyancy aid is arranged on watertight shutter, and the overflow layer height controlling watertight shutter top is 10 ~ 20cm; Control valve is arranged in overflow well, is connected with described communicating pipe.The displacement on controlling water kick weir is carried out by the adjustment of keying degree.
The most strong wind of described Reservoir region frequently or secondary strong wind frequently lower wind direction place be algae and other floating thing accumulation points, described superficial water overfall facility can prevent a small amount of algae floating thing from assembling impact on Reservoir Water Quality.
Preferably, one or more combinations such as anti-corrosive steel tube, cast iron pipe, HDPE pipe, PPR pipe, UPVC pipe are selected from described communicating pipe.
The water yield of regulating and storing of described reservoir is no more than 7 ~ 10 days.To avoid, because the water body time of staying is long, occurring body eutrophication.If the Reservoir Operation water yield was more than 10 days, then should utilize described water body overfall facility and go out pump works and surmount pipe every 4 ~ 6 hours, strengthen water yield or the discharge value of water body, reduce the time of staying of water body to a certain extent, improve the flow-shape at reservoir area delivery port and overfall facility place.
As mentioned above, the water outlet regulator control system of a kind of drinking water reservoirs of the present utility model, applied widely, drinking reservoir and all can play eutrophication control and water quality guaranteeing role Plain and mountain area, embody the theories such as ecology, low-carbon (LC), environmental protection, there is good economy, practicality and applicability widely, be particularly suitable for unstable at raw water quality, the reservoir water body time of staying long, have outrophication risk, water supply fraction is low, have drinking in reservoir of emergent water storage function concurrently promotes the use of.In technology, each composition has following functions and advantage:
1. be provided with water outlet control facility to be conducive to water body being delivered to water factory's process or passing through pump works promoting through surmounting discharged to river course.
2. be provided with superficial water overfall facility and can collect water body within the 20cm of top layer and floating thing, prevent a small amount of algae floating thing from assembling impact on Reservoir Water Quality.
3. be conducive to reducing reservoir level, when water level in storehouse is higher than outer stream stage, utilize overfall facility to reduce water level; When water level in storehouse is lower than outer stream stage, utilize out pump works to be promoted by water body in storehouse, and drain into outer river from surmounting delivery pipe and reduce water level.By overfall facility and go out pump works and surmount discharge combined regulating, can effectively reduce precipitation energy consumption, good energy saving property.
4. when the exchange cycle of reservoir is relatively long, when there is outrophication risk, regularly open overfall facility or go out pump works and surmount pipe, suitably strengthen the reservoir water yield of local period, reduce the water body time of staying to a certain extent, reduce eutrophication and threaten.
Accompanying drawing explanation
Fig. 1 is shown as the general principle structural representation of the water outlet regulator control system of drinking water reservoirs of the present utility model
Fig. 2 is shown as the detailed programs structural representation of the water outlet regulator control system of drinking water reservoirs of the present utility model
Reference numeral
1 superficial water overfall facility
11 communicating pipes
2 water outlet control facilities
21 go out pump works
22 surmount delivery pipe
23 outlet pipes
24 gates
Detailed description of the invention
By particular specific embodiment, embodiment of the present utility model is described below, person skilled in the art scholar the content disclosed by this manual can understand other advantages of the present utility model and effect easily.
Refer to Fig. 1 to Fig. 2.Notice, structure, ratio, size etc. that this manual institute accompanying drawings illustrates, content all only in order to coordinate manual to disclose, understand for person skilled in the art scholar and read, and be not used to limit the enforceable qualifications of the utility model, therefore the not technical essential meaning of tool, the adjustment of the modification of any structure, the change of proportionate relationship or size, do not affecting under effect that the utility model can produce and the object that can reach, still all should drop on technology contents that the utility model discloses and obtain in the scope that can contain.Simultaneously, quote in this manual as " on ", D score, "left", "right", " centre " and " one " etc. term, also only for ease of understanding of describing, and be not used to limit the enforceable scope of the utility model, the change of its relativeness or adjustment, under changing technology contents without essence, when being also considered as the enforceable category of the utility model.
As shown in Figure 1-2, the utility model provides a kind of water outlet regulator control system of drinking water reservoirs, include water outlet control facility 2 and superficial water overfall facility 1, described water outlet control facility 2 is arranged on most strong wind upwind place frequently, Reservoir region, comprise pump works 21 and surmount delivery pipe 22, described go out pump works 21 be connected with water factory by outlet pipe 23, the described delivery pipe 22 that surmounts to be arranged on outlet pipe 23 and the other end is connected with river course, described outlet pipe 23 and water factory, surmounts delivery pipe 22 junction and is respectively equipped with gate 24; The most strong wind that described superficial water overfall facility 1 is arranged on Reservoir region frequently or secondary strong wind lower wind direction place frequently, and is connected with river course by communicating pipe 11.
As shown in Figure 1-2, go out pump works 21 described in, in reservoir area, intake is set away from intake tunnel and branch afflux mouth place.The depth of water of described intake is more than 2.5m.Described go out the intake of pump works 21 be not located at the concave bank place of the luvisde of prevailing wind direction in summer, be not also located in the reed marshes on bank, in order to avoid affect water quality because of suction blocking intake vegeto-animal in water.Described go out the intake of pump works 21 be the delivery port of reservoir.
As shown in Figure 1-2, going out pump works 21 water outlet described in adopts self filling type water sucting mode to carry.The described bore surmounting delivery pipe 22 and outlet pipe 23 upper lock gate 24 is consistent with the diameter of place outlet pipe 23.The described caliber surmounting delivery pipe 22 arranges the requirement meeting reservoir emptying in 2 ~ 5 days.
As shown in Figure 1-2, described superficial water overfall facility 1 collects the floating thing at below water surface 0-20cm place.Described superficial water overfall facility 1 is selected to strain in water device, cast iron horn mouth upwards, adjustable overflow weir any one.
Describedly strain water device or the bell-mouthed bottom of cast iron is upwards connected with communicating pipe 11 by flexible pipe, overfall is 10 ~ 20cm place below the water surface, describedly strain water device or the bell-mouthed top of cast iron is upwards provided with buoyancy aid, swim in water, fluctuate with the variation of water level.
The crest of weir of described adjustable overflow weir according to fluctuation of water table situation can manual adjustment lower than 10 ~ 20cm place to the water surface.Describedly strain water device and the bell-mouthed inlet of cast iron is upwards arranged, the inlet gross area is communicating pipe 1.5 ~ 2 times of basal area.Described adjustable overflow weir comprises overflow well, adjustable overflow inlet watertight shutter, buoyancy aid and regulating gate; Buoyancy aid is arranged on watertight shutter, and the overflow layer height controlling watertight shutter top is 10 ~ 20cm; Control valve is arranged in overflow well, is connected, is carried out the displacement on controlling water kick weir by the adjustment of keying degree with described communicating pipe 11.
Be selected from one or more combinations such as anti-corrosive steel tube, cast iron pipe, HDPE pipe, PPR pipe, UPVC pipe described communicating pipe 11.
By the following examples a kind of water outlet regulator control system of the present utility model is set forth.
Particularly, as shown in Figure 1-2, during operation, when the intake monitoring water quality of reservoir is normal, if reservoir generation algae assembles, under the effect of wind direction, the most strong wind gathering reservoir area frequently or secondary strong wind lower wind direction place frequently, open superficial water overfall facility 1, the water body at the place of 0-20cm below the water surface and the algae of carrying were put to outer river by communicating pipe 11, avoids the impact on Reservoir Water Quality.After the delivery port monitoring water quality of reservoir is also normal, go out pump works 21 by what locate near water factory at most strong wind upwind place frequently, adopt self filling type water suction, through outlet pipe 23, the water of reservoir bottom being delivered to water factory processes, and avoids reservoir to occur short stream.
During operation, when the delivery port monitoring water quality of reservoir is abnormal, water body Determination of Chlorophyll content is normal value more than 3 times and other indexs are up to standard time, open superficial water overfall facility 1, the water body at the place of 0-20cm below the water surface and the algae of carrying put to outer river course by communicating pipe 11.
During operation, when the delivery port monitoring water quality of reservoir is abnormal, when in water body, pollutant index exceedes centralized drinking water source area standard limited value more than 1.5 times, close the valve 24 going out pump works 21 to water factory in the water outlet control facility 2 that the most strong wind of reservoir upwind place frequently arranges near place of water factory immediately, the valve 24 surmounting delivery pipe 22 of pump works 21 is gone out described in opening, employing self filling type absorbs water, and water body lifting is disposed to outer river course by surmounting delivery pipe 22 by water in reservoir.
Use the water quality of the utility model method Drinking Water reservoir, normal operation, do not break out extensive algae clustering phenomena, concrete effect data is in table 1.
As shown in Table 1, at run duration, water inlet is surface water IV class substantially, and the index that mainly exceeds standard is COD
mn, DO, TP and TN, to TN, TP, NH in present case
3-N, COD
mnand SS has good removal effect, average total removal rate is respectively 73.0%, 82.6%, 70.0%, 35.4% and 85.9%, and going out water clarity can promote 71.4%; DO is average under the condition of mechanical oxygenation promotes 162.9%; Water outlet pH value remains between 6 ~ 9 always, and annual the stablizing of effluent quality reaches surface water centralized water head site water supply quality III class standard, and majority parameters reaches surface water II class standard, ensure that the water supply security of reservoir.Further, when first flood and upstream sudden water pollution event, can close inlet gate rapidly, cut off the water inlet of outer river, utilize reservoir filling to Water Works 7 ~ 10 days, ensure that water supply security, social benefit is very remarkable.
Table 1 Assessment of cleaning efficiency table
Above-described embodiment is illustrative principle of the present utility model and effect thereof only, but not for limiting the utility model.Any person skilled in the art scholar all without prejudice under spirit of the present utility model and category, can modify above-described embodiment or changes.Therefore, such as have in art and usually know that the knowledgeable modifies or changes not departing from all equivalences completed under the spirit and technological thought that the utility model discloses, must be contained by claim of the present utility model.
Claims (7)
1. the water outlet regulator control system of a drinking water reservoirs, it is characterized in that, include water outlet control facility (2) and superficial water overfall facility (1), described water outlet control facility (2) is arranged on most strong wind upwind place frequently, Reservoir region, comprise pump works (21) and surmount delivery pipe (22), described go out pump works (21) be connected with water factory by outlet pipe (23), the described delivery pipe (22) that surmounts is arranged on the upper and other end of outlet pipe (23) and is connected with river course, described outlet pipe (23) and water factory, surmount delivery pipe (22) junction and be respectively equipped with gate (24), the most strong wind that described superficial water overfall facility (1) is arranged on Reservoir region frequently or secondary strong wind lower wind direction place frequently, and is connected with river course by communicating pipe (11).
2. the water outlet regulator control system of a kind of drinking water reservoirs according to claim 1, it is characterized in that, described in surmount the bore of delivery pipe (22) and outlet pipe (23) upper lock gate (24) consistent with the diameter of place outlet pipe (23).
3. the water outlet regulator control system of a kind of drinking water reservoirs according to claim 1, is characterized in that, described superficial water overfall facility (1) is selected to strain in water device, cast iron horn mouth upwards, adjustable overflow weir any one.
4. the water outlet regulator control system of a kind of drinking water reservoirs according to claim 3, it is characterized in that, describedly strain water device or the bell-mouthed bottom of cast iron is upwards connected with communicating pipe (11) by flexible pipe, overfall is 10 ~ 20cm place below the water surface, described in strain water device or the bell-mouthed top of cast iron is upwards provided with buoyancy aid.
5. the water outlet regulator control system of a kind of drinking water reservoirs according to claim 3, is characterized in that, described in strain water device or the bell-mouthed inlet of cast iron is upwards arranged, the inlet gross area is communicating pipe 1.5 ~ 2 times of basal area.
6. the water outlet regulator control system of a kind of drinking water reservoirs according to claim 3, is characterized in that, the crest of weir of described adjustable overflow weir according to fluctuation of water table situation can manual adjustment lower than 10 ~ 20cm place to the water surface.
7. the water outlet regulator control system of a kind of drinking water reservoirs according to claim 4, is characterized in that, described adjustable overflow weir comprises overflow well, adjustable overflow inlet watertight shutter, buoyancy aid and regulating gate; Described buoyancy aid is arranged on watertight shutter, and the overflow layer height controlling watertight shutter top is 10 ~ 20cm; Control valve is arranged in overflow well, is connected with described communicating pipe (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520054571.3U CN204570596U (en) | 2015-01-26 | 2015-01-26 | A kind of water outlet regulator control system of drinking water reservoirs |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520054571.3U CN204570596U (en) | 2015-01-26 | 2015-01-26 | A kind of water outlet regulator control system of drinking water reservoirs |
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| CN204570596U true CN204570596U (en) | 2015-08-19 |
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| CN201520054571.3U Withdrawn - After Issue CN204570596U (en) | 2015-01-26 | 2015-01-26 | A kind of water outlet regulator control system of drinking water reservoirs |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107858989A (en) * | 2017-11-14 | 2018-03-30 | 彭国洪 | Seasonal key water control project with high in environmental protection requirement |
-
2015
- 2015-01-26 CN CN201520054571.3U patent/CN204570596U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107858989A (en) * | 2017-11-14 | 2018-03-30 | 彭国洪 | Seasonal key water control project with high in environmental protection requirement |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20150819 Effective date of abandoning: 20220418 |
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| AV01 | Patent right actively abandoned |
Granted publication date: 20150819 Effective date of abandoning: 20220418 |