CN205720203U - Water efficiency of soil conservation monitoring device is released in a kind of small watershed restoration of the ecosystem - Google Patents
Water efficiency of soil conservation monitoring device is released in a kind of small watershed restoration of the ecosystem Download PDFInfo
- Publication number
- CN205720203U CN205720203U CN201620396188.0U CN201620396188U CN205720203U CN 205720203 U CN205720203 U CN 205720203U CN 201620396188 U CN201620396188 U CN 201620396188U CN 205720203 U CN205720203 U CN 205720203U
- Authority
- CN
- China
- Prior art keywords
- ecosystem
- monitoring device
- gutter
- communicating pipe
- soil conservation
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Classifications
-
- 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
- Y02A20/40—Protecting water resources
- Y02A20/402—River restoration
Landscapes
- Revetment (AREA)
Abstract
This utility model provides a kind of small watershed restoration of the ecosystem to release water efficiency of soil conservation monitoring device, it is characterized in that, including stop plank, bracing frame, gutter, the first communicating pipe, the second communicating pipe, support, effluent weir, precipitation collection device, automatic rain gauge, sand meter, on the groove side plate of described gutter, the direction along current is connected with described first communicating pipe (3), described second communicating pipe in turn, and the cell body of described gutter is placed horizontally on support frame as described above.It is short that water efficiency of soil conservation monitoring device fabrication cycle is released in small watershed restoration of the ecosystem of the present utility model；Certainty of measurement is high, can carry out long-term automatic Observation, use manpower and material resources sparingly.
Description
Technical field
This utility model relates to ecological restoration technical field, especially relates to a kind of small watershed restoration of the ecosystem and releases water efficiency of soil conservation monitoring device.
Background technology
China is that one of country that ecosystem degradation degree is the most serious, mankind's activity and climate change make ecosystem structure and function suffer serious destruction.To this end, China is from the fifties in last century, ratifies and implement a series of great restoration of the ecosystem project.While recovering damaged ecosystem, the benefit that ecosystem is produced by understanding restoration of the ecosystem in time is significant with impact, can be to adjust further and improvement recovery scenario offer reference.
Evaluate the research of the impact that ecosystem is caused by vegetation ecological reparation at present also in the starting stage, existing research is mainly from the angle of large area yardstick, solely realized by the change of the measurement surface water water yield, and do not consider the change of the conditions such as the Land_use change caused in vegetation ecological repair process and vegetation to the impact releasing water soil conservation function, evaluation methodology not science, the impact on releasing water soil conservation performance of the vegetation ecological repair process, the particularly small watershed restoration of the ecosystem impact on releasing water soil conservation performance can not be reflected.For systematically passing judgment on the change of Land_use change that vegetation ecological repair process causes and plant cover condition, ecosystem is released the impact that water soil conservation function causes, need Basin Rainfall amount before and after restoration of the ecosystem and surface water capacity, sediment yield, water quality are carried out site-specific long-term observation.At present, produce husky and water quality long-term observation and limited by many hydrologic conditions, often need long-term artificial observation, consume a large amount of manpower and materials.Evaluate the device of flow anomaly function and have that exploration and construction period length, quantities be big, high cost shortcoming, and the parameter monitoring of water soil conservation is released in the inapplicable monitoring small watershed restoration of the ecosystem of existing monitoring device, requiring harsher to river course condition, certainty of measurement is vulnerable to current sudden change and the impact of floater.
Utility model content
In view of the above problems, the purpose of this utility model is to overcome the deficiencies in the prior art, it is provided that a kind of small watershed releases water efficiency of soil conservation monitoring device.
Utility model purpose of the present utility model is to provide a kind of simple in construction, water efficiency of soil conservation monitoring device is released in small watershed restoration of the ecosystem easy for installation, strong operability.
Another utility model purpose of the present utility model is to provide a kind of certainty of measurement height, measurement is accurate, disturb little small watershed restoration of the ecosystem to release water efficiency of soil conservation monitoring device.
Another utility model purpose of the present utility model be to provide a kind of carry out long-term automatic Observation, water efficiency of soil conservation monitoring device is released in the small watershed restoration of the ecosystem that can save a large amount of manpower and materials.
To achieve these goals, this utility model have employed techniques below scheme:
nullProduce water efficiency of soil conservation to characterize small watershed and improve the operability of field monitoring，This utility model builds a kind of small watershed restoration of the ecosystem based on small closed basin and releases water efficiency of soil conservation monitoring device，It includes stop plank 1、Bracing frame 2、Gutter 5、First communicating pipe 3、Second communicating pipe 4、H type bracing frame 6、Effluent weir 7、Precipitation collection device 12、Pluviometer、Laser instrument for measuring sand，The both sides of described stop plank 1 are provided with support frame as described above 2，The both sides filling concrete of described stop plank 1 and the mixture of river sediment，It is provided with rectangular aperture in the middle part of the close top edge of described stop plank 1，The upstream side notch of described gutter 5 is connected with the rectangular aperture of described stop plank 1，The width of rebate of described gutter 5 upstream side is identical with the width of the rectangular aperture of described stop plank 1，Described effluent weir 7 is arranged on described gutter 5 downstream opening part，Described first communicating pipe 3 it is connected with in turn on described gutter 5 groove side plate、Described second communicating pipe 4，Described gutter 5 cell body is placed horizontally on support frame as described above 6.
Further, described stop plank 1 rectangular aperture lowest part is higher than nature river surface, is provided with filter screen 8 at rectangular aperture, to filter such as the floaters such as branch, prevents it from entering gutter 5 impact and measures the accuracy of parameter.
Further, support frame as described above 2 is angle steel, support frame as described above 2 is welded on described stop plank 1 both sides, reinforce the stability of stop plank 1, when the bigger river of rainfall quickly goes up, when current are more anxious, stop plank is easily washed upside down by current or tilts to river downstream, adding bracing frame 2 in stop plank 1 both sides prevents stop plank to tilt, and improves the measurement stability of device further.
Further, described gutter 5 includes trough floor, side plate and groove upper support bar 9, described side plate is arranged on the both sides of trough floor, constitute traveling riverbed, described groove upper support bar 9 is arranged on biside plate upper limb, support side plate top, the setting of groove upper support bar can increase the rigidity of gutter 5 effectively.
Further, the probe of automatic water quality instrument it is placed with in described first communicating pipe 3, the probe of automatic gauge it is provided with in described second communicating pipe 4, owing to described first 3, second communicating pipe 4 of communicating pipe is successively set on the side plate of gutter along the direction of current, water in second communicating pipe 4 is more steady, less by the impact of current, by the precision that improve measurement contained therein for automatic gauge.
Further, described first 3, second communicating pipe 4 of communicating pipe lower end be provided with right-angle elbow pipe, the right angle bend pipe sections of described first communicating pipe 3 and described second communicating pipe 4 is higher than bottom the cell body of described gutter 5, the corresponding position of described gutter 5 side plate is provided with circular hole 14, and the water inlet of described two communicating pipes 3,4 is connected with circular hole 14 from the outside of side plate respectively.
Further, the inlet end of described first communicating pipe 3 and described second communicating pipe 4 is respectively arranged with porous pipe cap.
Further, described groove upper support bar 9 being installed with laser instrument for measuring sand, the top of described laser instrument for measuring sand is less than the minimum point of the crest of weir of effluent weir.
Further, being provided with right angle trigonometry v notch v in the middle part of described effluent weir 5 upper limb, triangle base, towards surface, forms crest of weir 10, and described crest of weir 10 place of cutting forms the inclined plane in oblique downstream, and described crest of weir 10 top is not less than 45 ° with the angle of inclined plane.
Further, described automatic precipitation collection device 12 top is tank, described tank overlying gauze 11 prevents foreign material from entering, the bottom of described tank is provided with outlet, described water outlet is provided with a stay tube 13, being provided with dividing plate in propping up stay tube 13, a stay tube 13 is divided into the first cavity 14 and the second cavity 16, the probe of automatic water quality instrument to be arranged in the first cavity 14 by dividing plate.
Compared with prior art, this utility model has the advantage that
This utility model monitoring device compact conformation, cost of manufacture is relatively low, it is adaptable to small watershed releases the monitoring of water efficiency of soil conservation；The layout of each parts of monitoring device of the present utility model has taken into full account current and the feature of small watershed precipitation, and according to the position that the measurement requirement of each functional part is differently configured, certainty of measurement is high；Monitoring device range of application the most of the present utility model is wider, it is adaptable to small watershed releases any river course or the flow condition of water soil conservation monitoring.
Accompanying drawing explanation
Fig. 1 is that water efficiency of soil conservation monitoring device assembling structural representation is released in this utility model small watershed restoration of the ecosystem.
Fig. 2 is the check dam structural representation that water efficiency of soil conservation monitoring device is released in this utility model small watershed restoration of the ecosystem.
Fig. 3 is the gutter structural representation that water efficiency of soil conservation monitoring device is released in this utility model small watershed restoration of the ecosystem.
Fig. 4 is the effluent weir structural representation that water efficiency of soil conservation monitoring device is released in this utility model small watershed restoration of the ecosystem.
Fig. 5 is the effluent weir crest of weir profile that water efficiency of soil conservation monitoring device is released in this utility model small watershed restoration of the ecosystem.
Fig. 6 is the automatic precipitation collection device structural representation that water efficiency of soil conservation monitoring device is released in this utility model small watershed restoration of the ecosystem.
Fig. 7 is the enlarged perspective that a stay tube of water efficiency of soil conservation monitoring device is released in this utility model small watershed restoration of the ecosystem.
Fig. 8 is the another gutter structural representation that water efficiency of soil conservation monitoring device is released in this utility model small watershed restoration of the ecosystem.
Wherein, 1 stop plank, 2 bracing frames, 3 first communicating pipes, 3-1 transverse tube, 4 second communicating pipes, 5 gutters, 6H type bracing frame, 7 effluent weirs, 8 filter screens, 9 groove upper support bars, 10 crests of weir, 11 gauzes, 12 automatic precipitation collection devices, 13 stay tubes, 14 first cavitys, 15 valves, 16 second cavitys, 17 gutter front ends, 18 gutter rear ends, 19 sedimentation basins, 20 garbage barrier nets, 21 baffle plates, 22 mozzles.
Detailed description of the invention
Below in conjunction with the accompanying drawings and embodiment, detailed description of the invention of the present utility model being described in further detail, following example are used for illustrating this utility model, but are not limited to scope of the present utility model.
For achieving the above object, technical solution adopted in the utility model is:
Water efficiency of soil conservation monitoring device is released in small watershed restoration of the ecosystem of the present utility model, including stop plank 1, bracing frame 2, the 3, second communicating pipe 4 of the 5, first communicating pipe of gutter, H type bracing frame 6, effluent weir 7, precipitation collection device 12, in monitoring basin the pluviometer of rainfall, for monitoring the laser instrument for measuring sand of silt content in current.
As it is shown in figure 1, use the steel plate of rectangle as stop plank 1, the both sides of stop plank 1 are provided with bracing frame 2, thus reinforce stop plank 1, prevent stop plank 1 from tilting under the impact of current, destroy this utility model monitoring device structure, the precision that impact is measured.Wherein bracing frame 2 can be angle steel, and angle steel is welded on stop plank 1.Simultaneously, in order to reinforce stop plank 1 and prevent the seepage of current, improving the precision measured and accuracy further, the both sides of stop plank 1 can be with the mixture of filling concrete Yu river sediment, it is also possible to fills other and can reinforce stop plank and prevent the other materials of water penetration.
As shown in Figure 2, the close top edge medium position of stop plank 1 is provided with rectangular aperture, rectangular aperture lowest part is higher than nature water surface elevation, filter screen 8 it is provided with at rectangular aperture, the foreign material preventing upstream side enter gutter 5, blocking gutter and first, second communicating pipe 3,4 being arranged on gutter 5, cause certainty of measurement to decline, even cannot measure.Accommodating respectively in first, second communicating pipe 3,4 and be fixed with automatic water quality instrument and automatic gauge, the water surface in two communicating pipes is consistent with gutter with water quality, and its internal water body is in relative static conditions, contributes to promoting stability and the accuracy of apparatus measures.
As shown in Figure 3, gutter 5 includes trough floor, side plate and groove upper support bar 9, side plate is arranged on the both sides of trough floor, constitute traveling riverbed, guiding current pass through, groove upper support bar 9 is arranged on biside plate upper limb, support side plate top, prevent traveling riverbed from deforming, affect water-level gauge certainty of measurement and the measurement of effluent weir head, on the side plate of gutter 5, the direction along current was connected with for the first communicating pipe 3 in turn, second communicating pipe 4, the probe (not shown) of automatic water quality instrument it is placed with in first communicating pipe 3, the probe (not shown) of automatic gauge it is provided with in second communicating pipe 4, automatic gauge was positioned in distance stop plank 1 the second communicating pipe 4 farther out, the current of this position are the most steady, the baffle plate disturbance to water level can be reduced, improve the accuracy measured.First communicating pipe 3 lower end be provided with right-angle elbow pipe 3-1, second communicating pipe 4 lower end be provided with right-angle elbow pipe, the right angle bend pipe sections of the first communicating pipe 3 and the second communicating pipe 4 is slightly above bottom the cell body of gutter 5, prevent silt from blocking communicating pipe, and ensure that communicating pipe opening does not has upstream face completely, the corresponding position of gutter 5 side plate is provided with perforate, the water inlet of two communicating pipes 3,4 is connected with perforate from the outside of side plate respectively, and the inlet end of two communicating pipes 3,4 is respectively arranged with and prevents foreign material from entering and block the porous pipe cap of communicating pipe.Gutter 5 cell body is placed horizontally on bracing frame 6, will weld together with bracing frame 6 bottom cell body.
In another embodiment of gutter, as shown in Figure 8, the cell body front end welding baffle plate 21 of gutter 5, offer rectangular indentation on baffle plate 21, breach is installed steel garbage barrier net 20, forms a sedimentation basin 19 in the cell body front end of gutter 5, promote sedimentation, prevent silt from entering gutter rear portion 18.The side of sedimentation basin 19 rear portion cell body was connected with for the first 3, second communicating pipe 4 of communicating pipe in turn, the probe (not shown) of automatic water quality instrument it is placed with in first communicating pipe 3, the probe (not shown) of automatic gauge it is provided with in second communicating pipe 4, automatic gauge is positioned over distance baffle plate 21 communicating pipe farther out, therefore the current of position are more steady, can reduce the baffle plate disturbance to water level.It is identical with Fig. 3 with the structure of part, repeats no more.This embodiment can be used in the river course that in river, sediment charge is bigger, arranges sedimentation basin and can promote that silt deposits in advance in gutter, in order to avoid affecting effluent weir crest of weir head, blocking the water inlet of two communicating pipes.
As shown in Figure 1, the upstream side notch of gutter 5 is connected with the rectangular aperture of stop plank 1, the width of rebate of gutter 5 is identical with the width of rectangular aperture, the height of gutter 5 is identical with the height of rectangular aperture, the trough floor of gutter 5 and side plate are connected at the respective edges of rectangular aperture, and current are entered in the traveling riverbed of gutter 5 by stop plank 1 rectangular aperture.
As shown in Figure 4, effluent weir 7 is made up of stainless-steel sheet, and on it, middle side part is provided with right angle trigonometry v notch v, and triangle base is towards surface, and weir plate top is smooth, and crest of weir is coated with resin protective layer, and effluent weir is connected to gutter 5 tail end.Crest of weir 10 place of cutting forms the inclined plane in oblique downstream, and described crest of weir 10 top is not less than 45 ° with the angle of inclined plane.
nullAs shown in Figures 6 and 7，Small watershed restoration of the ecosystem of the present utility model is released water efficiency of soil conservation monitoring device and is also included automatic precipitation collection device 12，Automatically precipitation collection device 12 top is a square stainless steel trough，It is fixed at the height of one section of ground with support，Tank overlying gauze 11 prevents foreign material from entering，The bottom of tank is provided with outlet，Weld a square stay tube 13 below，The upper opening propping up stay tube 13 is connected with the outlet of tank，Square steel dividing plate is welded in propping up stay tube 13，A stay tube 13 is divided into first cavity 14 and second cavity 16 two parts by dividing plate，Circular hole it is provided with on dividing plate，Mozzle 22 is welded under circular hole，For discharging the rainwater in the first cavity 14，The lower end of mozzle 22 is stretched out outside a stay tube 13，The valve 15 that can open up is installed on circular hole top，Valve 15 diameter is more slightly larger than circular hole，Rubber seal is used at valve 15，Valve 15 connects time set，Time set、Valve switch and set of cells are mounted in the second cavity 16，Four iron plates are inwardly welded in second corner, cavity 16 bottom，Bottom second cavity 16, door is installed，On door, corresponding position offers the circular hole making mozzle 22 pass，It is respectively provided with rubber blanket at door total interface，It is in sealing state in ensureing storehouse，Water absorbing agent is placed in second cavity 16.From the beginning of every day zero point, every 4 hours valve openings once, each duration 5 minutes.Placing the probe of automatic water quality instrument in stay tube 13, probe bottom is slightly above valve upper limb, it is ensured that not contact probe head when valve is opened.This device can collect rainfall automatically, again collected once every 4 hours, meets the requirement that in Rainfall Monitoring, every 4 hours measure a rainfall water quality, if without precipitation, returns null value.Automatically the flat place that precipitation collection device 12 and automatic rain gauge are arranged in basin, to monitor precipitation and the situation of change of water quality in small watershed.
Small watershed restoration of the ecosystem of the present utility model is released water efficiency of soil conservation monitoring device and can is all types of small watershed runoff yield, produce husky, water quality model offer calibration or checking, provides for model support in parameter rate and the result verification of each survey region.
It is short that water soil conservation monitoring device fabrication cycle is released in this utility model small watershed restoration of the ecosystem, and whole installation processes need one day, come into operation and only need about one week；Certainty of measurement is high, can carry out long-term automatic Observation, use manpower and material resources sparingly；Much information can be collected simultaneously；Wide application, it is adaptable to meet any small watershed that technology requires.
The above is only preferred implementation of the present utility model; it is merely to illustrate the technical solution of the utility model; and it is unrestricted; although this utility model being described in detail with reference to preferred embodiment; it should be noted that to those skilled in the art, without departing from this utility model know-why when; can also make some improvement and replacement, these improve and replace within also should be regarded as protection domain of the present utility model.
Claims (8)
- null1. water efficiency of soil conservation monitoring device is released in a small watershed restoration of the ecosystem，It is characterized in that，Including stop plank (1)、Bracing frame (2)、Gutter (5)、First communicating pipe (3)、Second communicating pipe (4)、H type bracing frame (6)、Effluent weir (7)、Precipitation collection device (12)、Automatic rain gauge、Laser instrument for measuring sand，The both sides of described stop plank (1) are provided with support frame as described above (2)，The both sides filling concrete of described stop plank (1) and the mixture of river sediment，It is provided with rectangular aperture in the middle part of the close top edge of described stop plank (1)，The upstream side notch of described gutter (5) is connected with the rectangular aperture of described stop plank (1)，The width of rebate of described gutter (5) upstream side is identical with the width of the rectangular aperture of described stop plank (1)，Described effluent weir (7) is arranged on described gutter (5) downstream opening part，On the groove side plate of described gutter (5), the direction along current is connected with described first communicating pipe (3) in turn、Described second communicating pipe (4)，Described gutter (5) cell body is placed horizontally on described H type bracing frame (6).
- Water efficiency of soil conservation monitoring device is released in small watershed restoration of the ecosystem the most according to claim 1, it is characterised in that the rectangular aperture lowest part of described stop plank (1) is higher than nature river surface, is provided with filter screen (8) at rectangular aperture.
- Water efficiency of soil conservation monitoring device is released in small watershed restoration of the ecosystem the most according to claim 2, it is characterised in that support frame as described above (2) is welded on described stop plank (1) both sides.
- Water efficiency of soil conservation monitoring device is released in small watershed restoration of the ecosystem the most according to claim 3, it is characterized in that, described gutter (5) includes trough floor, side plate and groove upper support bar (9), described side plate is arranged on the both sides of trough floor, described groove upper support bar (9) is arranged on biside plate upper limb, support side plate top.
- Water efficiency of soil conservation monitoring device is released in small watershed restoration of the ecosystem the most according to claim 4, it is characterized in that, being installed with laser instrument for measuring sand on described groove upper support bar (9), the top of described laser instrument for measuring sand is less than the minimum point of the crest of weir of effluent weir (7).
- Water efficiency of soil conservation monitoring device is released in small watershed restoration of the ecosystem the most according to claim 5, it is characterised in that described first communicating pipe (3) and the inlet end of described second communicating pipe (4) are respectively arranged with porous pipe cap.
- Water efficiency of soil conservation monitoring device is released in small watershed restoration of the ecosystem the most according to claim 6, it is characterized in that, the base right angle trigonometry v notch v towards surface it is provided with in the middle part of described effluent weir (5) upper limb, form crest of weir (10), described crest of weir (10) place of cutting forms the inclined plane in oblique downstream, and described crest of weir (10) top is not less than 45 ° with the angle of inclined plane.
- Water efficiency of soil conservation monitoring device is released in small watershed restoration of the ecosystem the most according to claim 7, it is characterized in that, described automatic precipitation collection device (12) top is tank, described tank overlying gauze (11) prevents foreign material from entering, the bottom of described tank is provided with outlet, described water outlet is provided with a stay tube (13), it is provided with dividing plate in described stay tube (13), described stay tube (13) is divided into the first cavity (14) and the second cavity (16) by dividing plate, automatically the probe of water quality instrument is arranged in described first cavity (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620396188.0U CN205720203U (en) | 2016-05-04 | 2016-05-04 | Water efficiency of soil conservation monitoring device is released in a kind of small watershed restoration of the ecosystem |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620396188.0U CN205720203U (en) | 2016-05-04 | 2016-05-04 | Water efficiency of soil conservation monitoring device is released in a kind of small watershed restoration of the ecosystem |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205720203U true CN205720203U (en) | 2016-11-23 |
Family
ID=57332814
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620396188.0U Active CN205720203U (en) | 2016-05-04 | 2016-05-04 | Water efficiency of soil conservation monitoring device is released in a kind of small watershed restoration of the ecosystem |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205720203U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105823861A (en) * | 2016-05-04 | 2016-08-03 | 环境保护部南京环境科学研究所 | Small watershed ecological restoration water release and soil conservation effect monitoring device |
-
2016
- 2016-05-04 CN CN201620396188.0U patent/CN205720203U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105823861A (en) * | 2016-05-04 | 2016-08-03 | 环境保护部南京环境科学研究所 | Small watershed ecological restoration water release and soil conservation effect monitoring device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201607350U (en) | Low-interference sheet flow sampler | |
| CN205102879U (en) | Weir of simultaneous observation hillside surface runoff and interflow | |
| KR101142619B1 (en) | Flood prevention device using a water-storage tank | |
| CN105717023B (en) | A kind of permeable structure performance detector and detection method | |
| CN205720203U (en) | Water efficiency of soil conservation monitoring device is released in a kind of small watershed restoration of the ecosystem | |
| CN206420739U (en) | A kind of monitoring diagnosis device of earth and rockfill dam barrier performance deterioration | |
| CN110990932B (en) | Check dam and design method thereof | |
| CN105823861B (en) | Water efficiency of soil conservation monitoring device is released in a kind of small watershed restoration of the ecosystem | |
| CN205404352U (en) | Structural performance detector permeates water | |
| CN106592687A (en) | Rainwater collection system for container-type movable house | |
| CN105929123B (en) | The preparation method that a kind of small watershed releases water efficiency of soil conservation monitoring device | |
| CN115795856A (en) | Method for monitoring downstream flow of sluice | |
| CN210322734U (en) | Urban outdoor green road cold plate testing device | |
| CN112763274A (en) | Automatic surface runoff sampler | |
| CN219224784U (en) | Karst small-river-basin soil erosion monitoring system based on nature | |
| CN218212998U (en) | A device for construction area soil erosion and water loss monitoring | |
| CN105698888A (en) | Device for collecting surface runoff water | |
| CN110530774B (en) | Rainwater infiltration detection device suitable for sponge city | |
| CN210741605U (en) | Water level measuring device for culvert | |
| CN111236391A (en) | Intelligent sewage intercepting inspection well | |
| CN214844605U (en) | A sand setting monitoring facilities for soil and water conservation | |
| CN205619976U (en) | Tunnel center drain pipe flow monitoring device | |
| CN214040815U (en) | Automatic surface runoff sampler | |
| CN212688691U (en) | Prevent multirow pipe for road and bridge of jam | |
| CN219039033U (en) | Typhoon disaster and short-term storm rain urban waterlogging and water accumulation and drainage test device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |