CN209460437U - A kind of rainfall gauge - Google Patents
A kind of rainfall gauge Download PDFInfo
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- CN209460437U CN209460437U CN201821960815.4U CN201821960815U CN209460437U CN 209460437 U CN209460437 U CN 209460437U CN 201821960815 U CN201821960815 U CN 201821960815U CN 209460437 U CN209460437 U CN 209460437U
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- water
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- controller
- solenoid valve
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A90/00—Technologies having an indirect contribution to adaptation to climate change
- Y02A90/10—Information and communication technologies [ICT] supporting adaptation to climate change, e.g. for weather forecasting or climate simulation
Abstract
The utility model discloses a kind of rainfall gauges, and Weighing type structure and hydrocone type structure are combined and improved, increases filter screen below the Sheng Yu device of hydrocone type structure, solve the problems, such as siphon pipe cleaning inconvenience and siphon blockage；It installs water-level detecting device additional above siphon position and inlet water solenoid valve is set below filter screen, rainwater, which flows into float chamber still through Sheng Yu device, when siphonic process being avoided to occur influences siphon effect, improves measurement accuracy and accuracy；Enter weighing device by the drainage of siphonic process stage, ensure that the continuity of weighing sensor induction precipitation weight change, improve the accuracy and reliability of Rainfall estimation；Outlet pipe is installed in water butt bottom, connects water outlet solenoid valve in the middle part of outlet pipe, inlet water solenoid valve is controlled by controller and water outlet solenoid valve, Auto-drainage after water-holding quantity reaches the water upper limit value of setting in water butt solve the problems, such as that rainwater is hoarded for a long time.
Description
Technical field
The utility model belongs to meteorologic instrument metering device technical field more particularly to a kind of rainfall gauge.
Background technique
Accurate forecast weather is a more and more important demand of modern society, and rainfall gauge is a kind of for measuring phases
The instrument of rainfall in time, is widely used in the fields such as meteorology, water conservancy, agricultural production, can be raw for the production of every field
The precipitation data living to furnish a forecast.Common rainfall gauge generally has tipping bucket type and hydrocone type；Tipping bucket type by Sheng Yu device, upper tipping bucket,
Lower tipping bucket counts tipping bucket composition；Hydrocone type is designed according to siphon principle, including water inlet, float chamber, recording clock and shell.
In actual use, although the influence of the mechanical structure friction aging of tipping bucket type is not present in siphon rainfall recorder,
It is the processing that hydrocone type can not realize automatic measurement and data；And siphon pipe cleaning is inconvenient, when there is more impurity mixed
The blocking of siphon pipe is be easy to cause after entering, and systematic error is also bigger.
Utility model content
Purpose of utility model: in view of the above problems, the utility model proposes a kind of rainfall gauge, hydrocone type rain is efficiently solved
The problem of cleaning of meter siphon pipe is inconvenient, be easy to cause siphon blockage；Rainwater when can occur to avoid siphonic process
Flowing into float chamber still through Sheng Yu device influences siphon effect, improves measurement accuracy and accuracy.
Technical solution: to realize the purpose of this utility model, the technical scheme adopted by the utility model is a kind of rainfall
Meter, the bottom outlet including Sheng Yu device 1, Sheng Yu device 1 equipped with filter screen 2, positioned at the lower section of filter screen 2 inlet water solenoid valve 3,
Float 4, float chamber 5, recording pen 6, recording clock 7, water-level detecting device 8, siphon pipe 9, outer protective cover 18, weighing drainage tube
19, steel plate 20, drainage funnel 21, water inlet drainage tube 22, first connecting rod 23, the second connecting rod 24, gear 25, third connecting rod
27, the 4th connecting rod 28 and weighing device 26；Sheng Yu device 1 is horizontally arranged at 18 top of outer protective cover, and passes through water inlet drainage
Pipe 22 is connected with 5 sidewall bottom of float chamber；Float 4 is placed in float chamber 5, and vertical with first connecting rod 23 is connect；Second connects
Extension bar 24 is connected with first connecting rod 23 by gear 25 in the horizontal direction, recording pen 6 be located at the top of float chamber 5 and with
The connection of second connecting rod, 24 fixed vertical；7 one end of recording clock and 24 horizontal connection of the second connecting rod, the other end and float chamber 5
Side wall is fixedly linked；27 one end of third connecting rod being horizontally mounted is connected with first connecting rod 23, the other end be perpendicularly fixed at
The 4th connecting rod 28 on float chamber 5 is connected；Water-level detecting device 8 is located above the siphon position in float chamber 5, siphon pipe 9
One end is connected with 5 side wall of float chamber, and 9 other end of siphon pipe connects drainage funnel 21, and the connection weighing of 21 other end of drainage funnel is drawn
Flow tube 19, weighing 19 other end of drainage tube are connect with weighing device 26, and weighing device 26 includes an outlet pipe 11, outlet pipe 11
Middle part be connected with water outlet solenoid valve 12, inlet water solenoid valve 3 and water outlet solenoid valve 12 are connected by driving circuit with controller 10
It connects, water-level detecting device 8 is connected with controller 10, and weighing device 26 and controller 10 are located at 18 bottom of outer protective cover.
The utility model is a kind of up-down structure design, and top is hydrocone type structure, and lower section is Weighing type structure；Work as beginning
When rainfall, hydrocone type structure carries out siphonic process and precipitation is introduced into Weighing type structure and is measured again by siphon pipe,
Improve measurement accuracy；Filter screen is installed below the Sheng Yu device of hydrocone type structure, float chamber can be entered to avoid sundries and caused
Siphon blockage, and can be improved measurement accuracy；Install water-level detecting device additional above siphon position and below filter screen
Inlet water solenoid valve is installed, when water level reaches siphon position, water-level detecting device sends a signal to controller, when controller receives
To after signal, inlet water solenoid valve is sent commands to, inlet water solenoid valve is closed, and the rainwater in Sheng Yu device will not enter float chamber
In, after siphonic process, water-level detecting device can send a signal to controller again, and controller is sent commands into water electricity
Magnet valve, inlet water solenoid valve is open-minded, and the rainwater in Sheng Yu device starts to continue to float chamber；The siphon position refer to siphon pipe into
The apical position at the mouth of a river, the bottom level apart from float chamber are usually 10 millimeters；The siphonic process is to utilize liquid level difference
Effect force phenomenon the high one end that is open is placed in the appearance for filling liquid by liquid full of after in inverted U-shaped tubular structure
In device, the liquid in container can continue through siphon pipe and flow out to lower position.
The weighing device of the utility model is made of controller, weighing sensor and peripheral assembly, and peripheral assembly includes
The fixation kit of pedestal, ring flange, water butt, protective cover and water butt bottom outlet pipe, be connected with water outlet in the middle part of outlet pipe
Solenoid valve, water outlet solenoid valve are connected by driving circuit with controller, and Weighing type structure drainage is controlled.
The signal that the controller of the utility model acquires weighing sensor carries out data operation processing, obtains precipitation,
It can also carry out the transimission and storage of data；Controller uses the single-chip microcontroller of MSP430 series, with super low-power consumption, when without
When rainfall measures, low-power consumption mode will be entered；MSP430 series monolithic has the advanced integrated technology of TI, has richer
Thick piece internal and external resources；Most of MSP430 series monolithic all has 16 Timer A and Timer B timers, guards the gate
Dog timer, 12/14 ADC (Analog-to-Digital Converter) and 12/14 DAC (Digital-to-
Analog Converter), six groups of ports I/O；The single-chip microcontroller of MSP430 series with above structure all can serve as this reality
With novel embodiment, such as MSP430F169 model single-chip microcontroller.
The water outlet solenoid valve in the middle part of inlet water solenoid valve and outlet pipe below filter screen all passes through driving circuit and controller
It is connected；Since the output power of controller is smaller, it is not enough to that inlet water solenoid valve and water outlet solenoid valve is driven to act, it is therefore desirable to
One driving circuit carries out power amplification；The driving circuit is the circuit being made of triode or MOSFET discrete component,
The on-off of inlet water solenoid valve and water outlet solenoid valve is driven by the effect of discrete component.
What it is due to controller output is digital quantity, and solenoid valve is to be driven with analog quantity, therefore also need with control
AD (Analog-to-Digital) converting unit of device processed.
The utility model has the advantages that compared with prior art, the technical solution of the utility model has technical effect beneficial below:
(1) the utility model is that siphon rainfall recorder and weighing type rain gauge combine, and can reduce weighing type rain gauge
Measurement error in heavy rainfall improves the precision of measurement；
(2) increase filter screen below Sheng Yu device, efficiently solve siphon pipe cleaning inconvenience, be easy to cause siphon pipe plug
The problem of plug, also reduces measurement error, improves the precision of measurement；
(3) it installs water-level detecting device additional above siphon position and inlet water solenoid valve is installed below Sheng Yu device, can keep away
Exempt from when siphonic process occurs rainwater and flow into float chamber still through Sheng Yu device, therefore will not influence siphon effect, improve survey
Accuracy of measurement；
(4) weighing device is entered by the drainage of siphonic process stage, ensure that weighing sensor incudes precipitation weight
The continuity of variation improves the accuracy and reliability of Rainfall estimation；
(5) outlet pipe is installed in water butt bottom, connects water outlet solenoid valve in the middle part of outlet pipe, electromagnetism is controlled by controller
Valve, Auto-drainage after water-holding quantity reaches the water upper limit value of setting in water butt, solves the problems, such as that rainwater is hoarded for a long time；
(6) siphon rainfall recorder in the prior art draws out rainfall data by recording clock and recording pen cooperation, needs
Artificial replacement paper, the data of the utility model Weighing type measurement can be transferred to terminal upper computer by controller and be shown
And storage, solve the problems, such as artificial frequently replacement paper.
Detailed description of the invention
Fig. 1 is the utility model structure diagram；
Fig. 2 is the utility model controller connection schematic diagram.
Specific embodiment
The technical solution of the utility model is further described with reference to the accompanying drawings and examples.
A kind of rainfall gauge described in the utility model, improves the measurement accuracy of rainfall；It is done on apparatus structure
Change, hydrocone type and Weighing type are combined, joined sensor technology, the communication technology embodies the application of modern technologies, is
A kind of device can be used for rainfall basic measurement.
As shown in Figure 1, a kind of rainfall gauge described in the utility model, including outer protective cover 18, Sheng Yu device 1, it is located at and contains
Filter screen 2 below rain device, the inlet water solenoid valve 3 below filter screen, the float 4 in float chamber 5, recording pen 6, from
Remember clock 7, the water-level detecting device 8 above siphon position, siphon pipe 9, weighing drainage tube 19, steel plate 20, drainage funnel 21,
Water inlet drainage tube 22, the weighing device 26 below float chamber；
Wherein, Sheng Yu device 1 is horizontally arranged at 18 top of outer protective cover, and the top of Sheng Yu device 1 is cone, and lower part is circle
Water outlet is arranged at cylindricality, bottom, and water outlet is equipped with filter screen 2, and the lower section of filter screen 2 is equipped with inlet water solenoid valve 3, water inlet electricity
Magnet valve 3 is connected by driving circuit with controller, and the utility model is also equipped with the basic module of siphon rainfall recorder, including float
Room 5, recording pen 6, recording clock 7, siphon pipe 9, Sheng Yu device 1 are connected by drainage tube 22 of intaking with 5 sidewall bottom of float chamber, float
4 are vertically connected a first connecting rod 23, as the rising float 4 of water level drives first connecting rod 23 to increase together, float 4
It is placed in float chamber 5, the second connecting rod 24 is connected with first connecting rod 23 by gear 25 in the horizontal direction, and recording pen 6 is located at
The top of float chamber 5 and it is vertical with the second connecting rod 24 be fixedly connected, 7 one end of recording clock and 24 horizontal connection of the second connecting rod,
The side wall of the other end and float chamber 5 is fixedly linked；27 one end of third connecting rod being horizontally mounted is connected with first connecting rod 23, separately
One end is connected with the 4th connecting rod 28 being perpendicularly fixed on float chamber 5, and third connecting rod 27 and the 4th connecting rod 28 play fixation
Effect, prevents 23 run-off the straight of first connecting rod being connected with float；9 one end of siphon pipe is connected with 5 side wall of float chamber, in siphon
One end of pipe 9 is located above siphon position equipped with water-level detecting device 8, can detecte the indoor water level conditions of float, water level inspection
It surveys device 8 to be connected with controller 10, the other end of siphon pipe 9 connects drainage funnel 21, the connection weighing of 21 other end of drainage funnel
Drainage tube 19, weighing 19 other end of drainage tube are connect with weighing device 26；Hydrocone type structure is fixed on Weighing type by steel plate 20
The water that siphonic process is discharged is introduced directly into the water butt 17 of weighing device 26 by superstructure；
Further, weighing device 26 is made of controller 10, weighing sensor 15 and peripheral assembly, and peripheral assembly includes bottom
Fixation kit 13, ring flange 14, protective cover 16 and the water butt 17 of seat, are additionally provided with an outlet pipe in the bottom of water butt 17
11, the middle part of outlet pipe 11 is connected with water outlet solenoid valve 12, and water outlet solenoid valve 12 is connected by driving circuit with controller 10, controls
Weighing device 26 processed drains.
Utility model works process is as follows:
When starting rainfall, rainwater catchment is flowed out by the taper drainage in Sheng Yu device 1 from water outlet in Sheng Yu device 1,
It is filtered by filter screen 2, the impurity such as silt is avoided to enter in float chamber 5, inlet water solenoid valve 3 at this time, which is in, opens shape
State, rainwater are directly entered float chamber 5, and the water level in float chamber 5 is slowly lifted, and float 4 floats therewith, are vertically connected with float 4
First connecting rod 23 also rise with it and rotated with moving gear 25, gear 25 drive the second connecting rod 24 movement, from remember
Clock 7 is started turning with the movement of the second connecting rod 24, and recording pen 6 marks rainfall variation feelings on the disk above float chamber 5
Condition, after siphonic process, recording pen 6 can return to initial position, restart to record；When the water level of float chamber 5 reaches rainbow
Position is inhaled, water-level detecting device 8 is acted, controller 10 is sent a signal to, after controller 10 receives the full signal of water level,
Shutdown order is sent to inlet water solenoid valve 3, inlet water solenoid valve 3 blocks water at this time, and rainwater cannot be introduced into float chamber 5, siphon
Journey starts, and water level starts slowly to decline, and when siphonic process terminates, the water in float chamber 5 is completely drained, at this time water-level detecting device
8 can send signal to controller 10 again, and after controller 10 receives signal, transmission opens order to inlet water solenoid valve 3, water inlet
Solenoid valve 3 blocks water end, and rainwater is again introduced into float chamber 5 by Sheng Yu device 1；
The water-level detecting device 8 is mounted on the top of siphon pipe water inlet, is a kind of device of ultrasonic measurement water level,
Emitting ultrasonic wave by ultrasonic probe, ultrasonic probe generates reflection after touching the water surface, then is received by probe,
Height of water level is calculated by the time difference received, which is directly connected with controller pin.
Rainwater is introduced into the water butt 17 of lower section by the drainage of siphon pipe 9, weighing sensor 15 carries out rainwater weight
Measurement, measurement data is transferred to connected controller 10 by serial ports and is handled, controller 10 processing after the completion of send
It is displayed and saved to terminal.
When in water butt 17 rainwater weight for a long time do not change, illustrate at this time without rainfall；When water-holding quantity reaches in water butt 17
To setting upper limit value when, controller 10 by driving circuit make the water outlet solenoid valve 12 being arranged in the middle part of outlet pipe 11 open, collection
Ponding in rain bucket 17 can flow out；When water-holding quantity is lower than the lower limit value set in water butt 17, controller 10 passes through driving
Circuit closes water outlet solenoid valve 12, and water butt 17 continues to catchment；The setting of upper lower limit value can be carried out according to water butt height
It calculates, for example, upper limit value is set as 4/5ths of water butt height, lower limit value is set as 1/5th of water butt height；
Upper limit value setting is filled with spilling when being heavy rainfall in order to prevent, influences measurement accuracy, lower limit value setting is made to guarantee weight
It obtains weighing sensor and bears enough pressure, sensor variation becomes apparent from, and increases measurement accuracy.
Claims (5)
1. a kind of rainfall gauge, it is characterised in that: the bottom outlet including Sheng Yu device (1), Sheng Yu device (1) is equipped with filter screen
(2), the inlet water solenoid valve (3) below filter screen (2), float (4), float chamber (5), recording pen (6), recording clock (7), water
Level detecting apparatus (8), siphon pipe (9), outer protective cover (18), weighing drainage tube (19), steel plate (20), drainage funnel (21),
It intakes drainage tube (22), first connecting rod (23), the second connecting rod (24), gear (25), third connecting rod (27), the 4th connection
Bar (28) and weighing device (26)；Sheng Yu device (1) is horizontally arranged at outer protective cover (18) top, and passes through water inlet drainage tube
(22) it is connected with float chamber (5) sidewall bottom；Float (4) is placed in float chamber (5), and vertical with first connecting rod (23) is connected
It connects；Second connecting rod (24) is connected with first connecting rod (23) by gear (25) in the horizontal direction, and recording pen (6) is located at floating
The top of seed cell (5) is simultaneously connect with the second connecting rod (24) fixed vertical；Recording clock (7) one end and the second connecting rod (24) are horizontal
Connection, the other end and the side wall of float chamber (5) are fixedly linked；Third connecting rod (27) one end being horizontally mounted and first connecting rod
(23) it is connected, the other end is connected with the 4th connecting rod (28) being perpendicularly fixed on float chamber (5)；Water-level detecting device (8) position
Above siphon position in float chamber (5), siphon pipe (9) one end is connected with float chamber (5) side wall, siphon pipe (9) other end
Connect drainage funnel (21), drainage funnel (21) other end connection weighing drainage tube (19), weighing drainage tube (19) other end with
Weighing device (26) connection, weighing device (26) include an outlet pipe (11), and outlet pipe is connected with out water power in the middle part of (11)
Magnet valve (12), inlet water solenoid valve (3) and water outlet solenoid valve (12) are connected by driving circuit with controller (10), water level detecting
Device (8) is connected with controller (10), and weighing device (26) and controller (10) are located at outer protective cover (18) bottom.
2. a kind of rainfall gauge according to claim 1, it is characterised in that: the weighing device (26) includes controller
(10), weighing sensor (15) and peripheral assembly, weighing sensor (15) are connected by serial ports with controller (10).
3. a kind of rainfall gauge according to claim 2, it is characterised in that: the peripheral assembly includes the fixation kit of pedestal
(13), ring flange (14), protective cover (16), water butt (17) and an outlet pipe in the setting of water butt (17) bottom
(11)。
4. a kind of rainfall gauge according to claim 1 to 3, it is characterised in that: the controller is using MSP430 series
Single-chip microcontroller；The MSP430 series monolithic have 16 Timer A and Timer B timers, WatchDog Timer, 12/14
ADC and 12/14 DAC of position, six groups of ports I/O.
5. a kind of rainfall gauge according to claim 1 to 3, it is characterised in that: the controller uses MSP430F169
Model single-chip microcontroller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821960815.4U CN209460437U (en) | 2018-11-26 | 2018-11-26 | A kind of rainfall gauge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821960815.4U CN209460437U (en) | 2018-11-26 | 2018-11-26 | A kind of rainfall gauge |
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| Publication Number | Publication Date |
|---|---|
| CN209460437U true CN209460437U (en) | 2019-10-01 |
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ID=68039159
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821960815.4U Active CN209460437U (en) | 2018-11-26 | 2018-11-26 | A kind of rainfall gauge |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109459804A (en) * | 2018-11-26 | 2019-03-12 | 南京信息工程大学 | A kind of rainfall gauge |
| CN115032721A (en) * | 2022-05-27 | 2022-09-09 | 张力文 | Rain gauge capable of converting stored water and measuring |
-
2018
- 2018-11-26 CN CN201821960815.4U patent/CN209460437U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109459804A (en) * | 2018-11-26 | 2019-03-12 | 南京信息工程大学 | A kind of rainfall gauge |
| CN115032721A (en) * | 2022-05-27 | 2022-09-09 | 张力文 | Rain gauge capable of converting stored water and measuring |
| CN115032721B (en) * | 2022-05-27 | 2023-12-01 | 张力文 | Rain gauge capable of converting water storage and metering |
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