CN206132149U - Slope cropland earth channel combination formula tipping bucket flowmeter - Google Patents
Slope cropland earth channel combination formula tipping bucket flowmeter Download PDFInfo
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- CN206132149U CN206132149U CN201621170703.XU CN201621170703U CN206132149U CN 206132149 U CN206132149 U CN 206132149U CN 201621170703 U CN201621170703 U CN 201621170703U CN 206132149 U CN206132149 U CN 206132149U
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Abstract
The utility model discloses a slope cropland earth channel combination formula tipping bucket flowmeter, including multistage vertical water pipe, transverse water pipe, PLC controller and the progression tipping bucket flowmeter corresponding with vertical water pipe, the below of the vertical water pipe of corresponding progression is located respectively to the tipping bucket flowmeter, and to pass through transverse water pipe continuous the vertical water pipe of one -level bottom and the vertical water pipe top of one -level thereafter in the front, the vertical water pipe top of the first order links to each other with the slope cropland catch water drain of the rivers that await measuring, and the vertical water pipe of last one -level bottom directly is equipped with the tipping bucket flowmeter, all vertical water pipe bottoms all are equipped with the switching -over valve except last one -level, and each grade tipping bucket flowmeter all inserts the PLC controller with all switching -over valves, switches over through the steerable switching -over valve of PLC controller and adopts different progression tipping bucket flowmeters count. This device can be according to earth ditch flow little in, change process greatly, and the automatic switch -over count can go out the state of the dripping water yield down by precise measurement, can measure out the water yield under large -traffic again, the application scope guangZhou, and the practicality is strong.
Description
Technical field
The utility model is related to a kind of flowmeter, and in particular to a kind of sloping upland earth channel combined type tipping bin flowmeter, category
In hydraulic engineering and agriculture field.
Background technology
Earth channel is that Atmospheric precipitation is formed, and enters the current of river, lake or ocean by different paths in basin.
Earth channel can be divided into earth's surface earth channel, interflow and subsurface flow by being formed and flow through path.Under equality strength condition of raining,
The presence of the sloping upland gradient can be such that domatic water, soil and Nutrient earth ditch flowing water moves under slope, or by seepage, leaching loss etc.
Form causes substantial amounts of silt to migrate and nutrient flow by underground water being seeped under soil profile and then being migrated in receiving water body
Lose, cause body eutrophication.Therefore, it is slope accurately to obtain sloping upland earth channel changes in flow rate information in certain precipitation time section
The basis of the dynamic studies such as arable land water and soil balance and nutrient loss.
There is water meter using more flow measurement device in agricultural water conservancy project at present, but water meter does not turn under the state of dripping
Move, do not measured, and in the case of low discharge, though water meter dial plate is rotated, metering numerical error is big；Also have using single double
Rollover bucket type measuring appliance calculates the flowmeter of earth ditch streamflow, such as Zhang Guilong（2013）Invention " earth's surface earth channel is counted automatically
Amount device（Application number CN201310243468.9）", but the device tipping bucket capacity is less, and easily occurring under heavy traffic condition can not
The problem for overturning in time；Ultrasonic liquid flow also with signal detection as principle is counted, and such as Japanese villa is big to be situated between（2007）
The ultrasonic flowmeter of invention（Application number：CN200780048729.4）, but such device requires that fluid pressure is stablized in pipe,
And just can guarantee that accuracy of measurement only when flow rate of liquid is larger, due to the earth ditch changes in flow rate in rainfall it is larger, ultrasound
Low is difficult to ensure that the global precision in a rainfall.Further, since there is silt phenomenon in sloping upland earth channel,
Clogging is easily caused using common compact flowmeter, it is impossible to meet sloping upland earth channel measuring requirement.
Utility model content
In view of the shortcomings of the prior art, the utility model proposes a kind of simple structure, metering is accurate, be easily installed
Implement, can with rate of water added it is little, in, big change procedure, the sloping upland earth channel combined type tipping bucket stream of automatic switchover counting mode
Gauge.
The utility model is adopted the following technical scheme that：
A kind of sloping upland earth channel combined type tipping bin flowmeter, it is characterised in that：Including multi-stage vertical water pipe, horizontal water
Pipe, PLC and series tipping bin flowmeter corresponding with vertical water pipe, the tipping bin flowmeter is respectively arranged on corresponding stage
The lower section of the vertical water pipe of number, by horizontal water pipe phase at the top of the vertical water pipe bottom of previous stage with the vertical water pipe of its rear stage
Even, the horizontal water pipe and the combination of vertical water pipe is easy to liquid to flow under gravity in step-like；The vertical water pipe of the first order
Top is connected with the sloping upland collecting gutter of current to be measured, and the vertical water pipe bottom of afterbody is directly provided with tipping bin flowmeter；Except
The outer all vertical water pipe bottoms of afterbody are equipped with reversal valve, and reversal valve can realize that the vertical water in-pipe flow of the level enters below
Tipping bin flowmeter or the vertical water pipe of its next stage is flowed into by horizontal water pipe, per one-level tipping bin flowmeter and all reversal valves
Access PLC, adopt different series tipping bin flowmeters to count by the controllable commutation Vavle switching of PLC and
Whether storage shows this grade of tipping bin flowmeter data.
Preferably, the tipping bin flowmeter includes afflux groove, bilateral tipping bucket and two photoelectric counters, the afflux groove
Located at the vertical water pipe bottom of every one-level, for collecting the water flowed out from reversal valve, afflux trench bottom is provided with flow-out hole, using machinery
The bilateral tipping bucket that formula lever principle makes is symmetrical arranged located at flow-out hole lower section, bilateral tipping bucket, and one is provided with its bottom centre
Rotating shaft, bilateral tipping bucket can be rotated freely around the shaft, and two photoelectric counters are respectively arranged on bilateral tipping bucket two ends lower section.
Preferably, the bilateral tipping bucket two ends are respectively arranged below with precise regulator, the photoelectric counter is located at essence
Degree adjuster top, the precise regulator is the cylinder that can adjust its overhead height.
Preferably, the tipping bin flowmeter bottom is provided with the base plate with screw, the precise regulator is a screw rod, institute
State screw rod and be provided with two nuts, through the screw of base plate, two nuts are respectively positioned at base plate up and down by precise regulator for screw rod
It is fixed, by two nuts of the upper and lower precise regulator of regulating base board, it is possible to achieve precise regulator rise or fall so as to
Measuring accuracy is adjusted, the base plate is provided with osculum, and the osculum can be used to drain the water that bilateral tipping bucket flows down,
Can be used for water sampling.The bilateral tipping bucket is made using mechanical type lever principle, and sensitivity is high.The precise regulator can basis
Need to adjust different precision.
Preferably, the tipping bin flowmeter has 2-8 levels, the multistage tipping bin flowmeter is combined using different size specification
Use, the reversal valve is bi-directional movable pressure valve, its size matches with corresponding tipping bin flowmeter.
The beneficial effects of the utility model are：
1. can according to the water yield it is little, in, big change procedure, automatic switchover counting mode, can accurate measurement go out to drip
The water yield under state, can measure the water yield under big flow again, applied widely, practical.
2. utilize mechanical type lever principle, the precise regulator of tipping bin flowmeter to can adjust different precision, lowest accuracy
1L, full accuracy is up to 5ml.
3. adopt mechanical counting mode, it is to avoid electronics moisture issues, be hardly damaged.
4. disclosure satisfy that sloping upland interflow and rate of discharge of groundwater measurement request, be also applied for rainfall it is little when ground
Table earth ditch flow measurement.
Description of the drawings
Fig. 1 is structural representation of the present utility model.
In Fig. 1, the horizontal water pipes of 1-, 2- bi-directional movable pressure valve, 3- tipping bin flowmeters, 4- bilateral tipping buckets, 5- precision is adjusted
Device, 6- osculums, the vertical water pipes of 7-, 8- afflux grooves, 9- photoelectric counters, 10- rotating shafts, 11- base plates.
Specific embodiment
Below in conjunction with the accompanying drawings the utility model is described further with specific embodiment.In figure, water pipe, bi-directional movable pressure
Power valve 2, tipping bin flowmeter 3, bilateral tipping bucket 4, precise regulator 5, osculum 6.
Referring to Fig. 1, the utility model includes water pipe, bi-directional movable pressure valve 2, tipping bin flowmeter 3.The water pipe is divided into horizontal stroke
To water pipe 1 and vertical water pipe 7, the bi-directional movable pressure valve 2 is located at horizontal water pipe 1 and the infall of vertical water pipe 7, the tipping bucket
Flowmeter 3 is located at the lower end of bi-directional movable pressure valve 2.
Referring to Fig. 1, water pipe is easy to liquid to flow under gravity in step-like.
Referring to Fig. 1, the tipping bin flowmeter 3 includes afflux groove 8, bilateral tipping bucket 4 and two photoelectric counters 9, the collection
The top of chute 8 is used to collect the water flowed out from bi-directional movable pressure valve 2, and the bottom of afflux groove 8 is provided with flow-out hole, using mechanical thick stick
The bilateral tipping bucket 4 that rod principle makes is symmetrical arranged located at flow-out hole lower section, bilateral tipping bucket 4, one is provided with its bottom centre and is turned
Axle 10, bilateral tipping bucket 4 10 can be rotated freely around the shaft, and two photoelectric counters 9 are respectively arranged on bilateral tipping bucket two ends lower section.
The two ends of bilateral tipping bucket 4 are respectively arranged below with precise regulator 5, and the photoelectric counter 10 is adjusted positioned at precision
The top of device 5, the precise regulator 5 is the cylinder that can adjust its overhead height.
The bottom of tipping bin flowmeter 3 is provided with the base plate 11 with screw, and the precise regulator 5 is a screw rod, on the screw rod
Two nuts are provided with, screw rod passes through the screw of base plate 11, two nuts respectively to consolidate precise regulator 5 about 11 positioned at base plate
It is fixed, by two nuts of precise regulator of the regulating base board about 11, it is possible to achieve precise regulator rises or falls, described
Base plate 11 is provided with osculum 6, and the osculum 6 can be used to drain the water that bilateral tipping bucket 4 flows down, it can also be used to fetch water
Sample.The bilateral tipping bucket 4 is made using mechanical type lever principle, and sensitivity is high.The precise regulator can be adjusted as needed
Different precision.Tipping bin flowmeter 3 may be selected large, medium and small three kinds of different sizes.
Referring to Fig. 1, bi-directional movable pressure valve 2 connects the specification of tipping bin flowmeter 3 according to lower end, and the two-way work of large size may be selected
Dynamic pressure valve, two kinds of model correspondences of medium size bi-directional movable pressure valve are installed.
Workflow of the present utility model is as follows：
When rainfall starts, earth ditch flow is less, enters the water of oral siphon in state of dripping, and now hydraulic pressure is little, the two-way work of large size
Dynamic pressure valve and medium size bi-directional movable pressure valve are not switched on, and large size tipping bin flowmeter branch road and medium size tipping bin flowmeter branch road are closed
Close, weep imports small size tipping bin flowmeter and counted；Increase over time, rainfall gradually increases, earth ditch flow
Increase therewith, now hydraulic pressure increase, large size bi-directional movable pressure valve is not switched on, and large size tipping bin flowmeter branch road is closed, and medium size is double
Open to activity pressure valve, medium size tipping bin flowmeter branch road is opened, current import medium size tipping bin flowmeter and counted；Work as rainfall
Amount persistently increases, and when hydraulic pressure increases, large size bi-directional movable pressure valve is opened, and medium size bi-directional movable pressure valve is closed, and current are imported
Large size tipping bin flowmeter is counted；When rainfall soon terminates, and rainfall reduces again, large size bi-directional movable pressure valve and medium size
Bi-directional movable pressure valve is turned off, and current import small size tipping bin flowmeter and counted ..., and all water yields are counted as three branch road meters
Number sum, with this high-acruracy survey is realized.
Function of the present utility model is as follows：A kind of sloping upland earth channel combined type tipping bin flowmeter simple structure, metering essence
Really, it is easily installed enforcement；Can according to the water yield it is little, in, big change procedure, automatic switchover counting mode can accurate measurement
The water yield gone out under state of dripping, can measure the water yield under big flow again, applied widely, practical；Using mechanical meter
Number mode, is prevented effectively from electronics moisture issues, is hardly damaged, long service life.
Protection domain of the present utility model is not limited to the sloping upland earth channel combined type tipping bin flowmeter structure of fixed size
Part, by changing corresponding parameter more demands can be just met.Obviously, those skilled in the art can be new to this practicality
Type carries out the change of some physical dimensions and number of components without deviating from scope and spirit of the present utility model.If these change
Dynamic to belong in the range of the requirement of utility model right and its equivalent technologies, then the intention of utility model also exists comprising these changes
It is interior.
Specific embodiment described herein is only explanation for example to the utility model spirit.The utility model institute
Category those skilled in the art can make various modifications to described specific embodiment or supplement or using similar
Mode substitute, but without departing from spirit of the present utility model or surmount scope defined in appended claims.
Claims (5)
1. a kind of sloping upland earth channel combined type tipping bin flowmeter, it is characterised in that：Including multi-stage vertical water pipe, horizontal water pipe,
PLC and series tipping bin flowmeter corresponding with vertical water pipe, the tipping bin flowmeter is respectively arranged on corresponding series and erects
To the lower section of water pipe, it is connected by horizontal water pipe with the top of the vertical water pipe of its rear stage in the vertical water pipe bottom of previous stage, the
The vertical water pipe top of one-level is connected with the sloping upland collecting gutter of current to be measured, and the vertical water pipe bottom of afterbody is directly provided with tipping bucket
Flowmeter；All vertical water pipe bottoms are equipped with reversal valve in addition to afterbody, and reversal valve can be realized in the vertical water pipe of the level
Water flows into tipping bin flowmeter below or flows into the vertical water pipe of its next stage by horizontal water pipe, per one-level tipping bin flowmeter
PLC is accessed with all reversal valves, different series tipping bucket streams are adopted by the controllable commutation Vavle switching of PLC
Gauge counts and whether stores this grade of tipping bin flowmeter data of display.
2. a kind of sloping upland earth channel combined type tipping bin flowmeter according to claim 1, it is characterised in that：The tipping bucket stream
Gauge includes afflux groove, bilateral tipping bucket and two photoelectric counters, and the afflux groove is used for located at per the vertical water pipe bottom of one-level
The water flowed out from reversal valve is collected, afflux trench bottom is provided with flow-out hole, the bilateral tipping bucket made using mechanical type lever principle is set
In flow-out hole lower section, bilateral tipping bucket is symmetrical arranged, and a rotating shaft is provided with its bottom centre, and bilateral tipping bucket can freely turn around the shaft
Dynamic, two photoelectric counters are respectively arranged on bilateral tipping bucket two ends lower section.
3. a kind of sloping upland earth channel combined type tipping bin flowmeter according to claim 2, it is characterised in that：The double-side side-overturn
Bucket two ends are respectively arranged below with precise regulator, and the photoelectric counter is located at precise regulator top, the precise regulator
To can adjust the cylinder of its overhead height.
4. a kind of sloping upland earth channel combined type tipping bin flowmeter according to claim 3, it is characterised in that the tipping bucket stream
Gauge bottom is provided with the base plate with screw, and the precise regulator is a screw rod, and the screw rod is provided with two nuts, and screw rod is worn
The screw of base plate is crossed, two nuts respectively up and down fix precise regulator positioned at base plate, by the upper and lower precision of regulating base board
Two nuts of adjuster, it is possible to achieve precise regulator is risen or fallen so as to adjust measuring accuracy, the base plate is provided with
Osculum, the osculum can be used to drain the water that bilateral tipping bucket flows down, it can also be used to water sampling.
5. a kind of sloping upland earth channel combined type tipping bin flowmeter according to claim 4, it is characterised in that：The tipping bucket stream
Gauge has 2-8 levels, and the multistage tipping bin flowmeter is applied in combination using different size specification, and the reversal valve is bi-directional movable pressure
Power valve, its size matches with corresponding tipping bin flowmeter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621170703.XU CN206132149U (en) | 2016-10-26 | 2016-10-26 | Slope cropland earth channel combination formula tipping bucket flowmeter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621170703.XU CN206132149U (en) | 2016-10-26 | 2016-10-26 | Slope cropland earth channel combination formula tipping bucket flowmeter |
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| Publication Number | Publication Date |
|---|---|
| CN206132149U true CN206132149U (en) | 2017-04-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621170703.XU Active CN206132149U (en) | 2016-10-26 | 2016-10-26 | Slope cropland earth channel combination formula tipping bucket flowmeter |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108759955A (en) * | 2018-06-29 | 2018-11-06 | 浙江大学 | A kind of ground rainwater runoff rate detection device and method |
| CN113587906A (en) * | 2021-07-19 | 2021-11-02 | 中国科学院沈阳应用生态研究所 | Automatic forest crown water interception and surface runoff monitoring system based on tipping principle |
-
2016
- 2016-10-26 CN CN201621170703.XU patent/CN206132149U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108759955A (en) * | 2018-06-29 | 2018-11-06 | 浙江大学 | A kind of ground rainwater runoff rate detection device and method |
| CN113587906A (en) * | 2021-07-19 | 2021-11-02 | 中国科学院沈阳应用生态研究所 | Automatic forest crown water interception and surface runoff monitoring system based on tipping principle |
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