CN106679750A - Siphonic liquid leakage rate monitoring wireless collecting terminal device - Google Patents
Siphonic liquid leakage rate monitoring wireless collecting terminal device Download PDFInfo
- Publication number
- CN106679750A CN106679750A CN201710030757.9A CN201710030757A CN106679750A CN 106679750 A CN106679750 A CN 106679750A CN 201710030757 A CN201710030757 A CN 201710030757A CN 106679750 A CN106679750 A CN 106679750A
- Authority
- CN
- China
- Prior art keywords
- fluid storage
- storage silo
- liquid leakage
- housing
- master controller
- 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.)
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Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F11/00—Apparatus requiring external operation adapted at each repeated and identical operation to measure and separate a predetermined volume of fluid or fluent solid material from a supply or container, without regard to weight, and to deliver it
- G01F11/28—Apparatus requiring external operation adapted at each repeated and identical operation to measure and separate a predetermined volume of fluid or fluent solid material from a supply or container, without regard to weight, and to deliver it with stationary measuring chambers having constant volume during measurement
-
- G—PHYSICS
- G08—SIGNALLING
- G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
- G08C17/00—Arrangements for transmitting signals characterised by the use of a wireless electrical link
- G08C17/02—Arrangements for transmitting signals characterised by the use of a wireless electrical link using a radio link
Abstract
The invention discloses a siphonic liquid leakage rate monitoring wireless collecting terminal device which comprises a casing, a fluid storage bin arranged in the casing, a leakage guiding pipe, an inversely U-shaped siphon arranged in the fluid storage bin, a flow switch installed at the position of an outlet of the first end of the inversely U-shaped siphon, a radio frequency module arranged in the casing, a power supply arranged in the casing and a master controller arranged in the casing, wherein the bottom of the fluid storage bin is provided with a liquid discharging port leading to the outside of the casing; the first end of the inversely U-shaped siphon is in connected to the liquid discharging port of the fluid storage bin; and the master controller is respectively connected with the flow switch, the radio frequency module and the power supply respectively. The siphonic liquid leakage rate monitoring wireless collecting terminal device has the advantages that liquid leakage detection precision is improved, timeliness is improved, personal safety is ensured, the device cost is reduced, and the siphonic liquid leakage rate monitoring wireless collecting terminal device is suitable for leakage monitoring of different liquids.
Description
Technical field
The present invention relates to liquid leakage amount monitoring device technical field, more particularly to a kind of monitoring of siphon liquid leakage rate
Wireless acquisition terminal equipment.
Background technology
At present, curbing environmental pollution has become the common recognition of people, and the uncontrollable discharge of poisonous and harmful liquid and leakage are particularly
Prominent, the class I liquid I mainly includes the materials such as toluene, ethyl acetate, trichloroacetone, dimethylbenzene.With adding for people's environmental consciousness
By force, the leakage to the class I liquid I carries out stricter monitoring.
Different measures are taken to process poisonous and harmful liquid leakage according to different leakage rates.Let out to producing
Repaired or replaced in the positions such as the pipeline of leakage, flange.Current liquid leakage monitoring instrument mainly includes flow transducer stream
Gauge, rotary flowmeter and electromagnetic flowmeter instrument etc..
When being monitored to the flow of liquid leakage using flow transducer, as different liquid has different gluing
Degree, so when different fluids are measured with a liquid flow sensor there are different numerical value, such flow transducer pair
Different liquid has larger error.When carrying out the monitoring of liquid micro leakage using high-precision flow transducer,
Then as the costliness of equipment can only be monitored to significant points, the large-scale suitability is greatly reduced.
When being measured to the flow of liquid leakage using rotary flowmeter, due to corrosion and scaling, dirty for this kind of
Fluid can bring error because corroding rotor, additionally due to the error of machining so that such effusion meter is difficult to use in liquid
In the occasion of minute leakage, therefore the effusion meter of rotator type is only suitable for monitoring using the fluid flow in big flow.
When being measured using the flow to liquid leakage of electromagnetic flowmeter, output signal and measured flux are linear,
Degree of accuracy is higher, the acid of measurable electrical conductivity >=5 μ s/cm, alkali, saline solution, water, sewage, corrosive liquids and mud, ore deposit
The fluid flow of slurry, paper pulp etc..Due to using electromagnetic induction principle, the requirement to environment is higher, needs to avoid electromagnetic interference from leading
Cause to produce measurement error, and the relatively low liquid of electrical conductivity can not be measured.
Current liquid leakage monitoring instrument there are problems that it is various, for this purpose, applicant carried out beneficial spy
Rope and trial, have found result of the above problems, and technical scheme described below is to produce under this background
's.
The content of the invention
The technical problem to be solved：There is high cost, the suitability for existing liquid leakage monitoring instrument
Poor, measurement efficiency is low, high cost, easily affected to cause the low problem of certainty of measurement by external environment, and provides one kind survey
Accuracy of measurement is high, ageing personal safety that is good, ensureing monitoring personnel, suitable for the siphon liquid of different liquids leakage rate monitoring
Leakage rate monitors wireless acquisition terminal equipment.
Technical problem solved by the invention can employ the following technical solutions to realize：
A kind of siphon liquid leakage rate monitors wireless acquisition terminal equipment, including：
One housing；
One is arranged on the fluid storage silo in the housing, and the bottom of the fluid storage silo offers one and leads directly to the shell
The leakage fluid dram of external body；
One leads fistulae, and described one end for leading fistulae is connected to the leak of leakage pipe, and its other end passes through the housing
Stretch in the fluid storage silo and extend to the bottom of the fluid storage silo afterwards；
One is arranged on the inverted U-shaped siphon in the fluid storage silo, and the inverted U-shaped siphonal first end is attempted by institute
State on the leakage fluid dram of fluid storage silo, the height at its second end is higher than the height of the first end；
The flow switch in one exit for being arranged on the inverted U-shaped siphonal first end；
One be arranged in the housing for related data being transmitted to the wireless radio frequency modules of data server；
One is arranged on the power supply for providing electric energy in the housing；And
One is arranged on the master controller in the housing, the master controller respectively with the flow switch, less radio-frequency
Module and power supply connection；When the liquid level in the fluid storage silo rises to certain position, triggering produces siphonage, makes
Liquid in the fluid storage silo is by the inverted U-shaped siphon outflow fluid storage silo and triggers the flow and opens
Close, the master controller monitors the switching signal produced by the flow switch, and records the phase produced by the flow switch
The adjacent time difference of the switching signal twice volumenometer with reference to the fluid storage silo calculates leak rate, judges current pipe with this
The leakage situation on road.
In a preferred embodiment of the invention, also it is arranged in the housing including one and connects with the master controller
The Temperature Humidity Sensor for detecting the humiture in the housing for connecing.
In a preferred embodiment of the invention, the upper portion side wall of the fluid storage offers one and leads directly to the housing
Outside transfer window.
In a preferred embodiment of the invention, it is provided with a DC-DC between the power supply and master controller to change
Device.
In a preferred embodiment of the invention, the power supply is jumbo high-performance explosion-proof lithium-thionyl chloride electricity
Pond.
In a preferred embodiment of the invention, the data server is cloud server or home server.
In a preferred embodiment of the invention, the interface for adopting between the master controller and wireless radio frequency modules
Standard is SPI.
In a preferred embodiment of the invention, the interface for adopting between the master controller and Temperature Humidity Sensor
Standard is IIC.
As a result of technical scheme as above, the beneficial effects of the present invention is：
1st, the accuracy of detection of liquid leakage amount is improved, the present invention passes through micro leakage of the liquid level constant volume integration method to liquid
It is monitored, when monitored object has the minute leakage of liquid, the liquid that liquid leakage mouth flows out is stored in specific stream
Inside body storage silo, when the total amount of leakage reaches a limit value, master controller measures siphon discharge opeing twice by flow switch
Time difference, and calculate leak rate with reference to fluid storage silo volumenometer, the leakage situation of pipeline judged with this, so by liquid
Position constant volume method solves the problems, such as to be difficult to be monitored to when there is liquid micro flow leakage, improves the measurement to liquid leakage
Precision；
2nd, improve ageing, the present invention is supervised due to the tiny flow quantity leakage using liquid level constant volume integration method to liquid
Survey, when master controller monitors the switching signal that flow switch is produced, which is by wireless radio frequency modules corresponding data
Cloud server is uploaded to, the function with real-time monitoring, this overcomes Laboratory Instruments detection and portable instrument is detected
Poor in timeliness, fail the problems such as reporting liquid leakage amount in time；
3rd, ensuring personal safety property, the present invention use wireless radio frequency modules to be capable of achieving Long-range Data Transmission, are not required to
Staff is wanted to be monitored to scene to liquid leakage point, it is to avoid to detect using Laboratory Instruments detection and portable instrument
When testing staff's long-time close contact is poisonous, harmful liquid, itself bring harm so as to give to bring；
4th, equipment cost is reduced, liquid flow sensor, cost phase is typically adopted to fluid flow monitoring in prior art
To higher, especially fine liquid flow transducer costly, and can meet certainty of measurement in technical scheme
Meanwhile, equipment cost is greatly reduced；
5th, it is suitable for the leakage rate monitoring of different liquids, the liquid level constant volume method that the present invention is used is supervised to the liquid for leaking
Survey, to no particular/special requirements such as the compositions and viscosity of liquid, such that it is able to various different liquids are carried out with leakage total Amount Monitoring, solution
Prior art of having determined needs the problem using distinct device when monitoring in the face of different liquid leakages.
Description of the drawings
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
Accompanying drawing to be used needed for having technology description is briefly described, it should be apparent that, drawings in the following description are only this
Some embodiments of invention, for those of ordinary skill in the art, on the premise of not paying creative work, can be with
Other accompanying drawings are obtained according to these accompanying drawings.
Fig. 1 is the structural representation of the present invention.
Specific embodiment
In order that technological means, creation characteristic, reached purpose and effect that the present invention is realized are easy to understand, tie below
Conjunction is specifically illustrating, and the present invention is expanded on further.
Referring to Fig. 1, what is be given in figure is that a kind of siphon liquid leakage rate monitors wireless acquisition terminal equipment, including housing
(not shown), fluid storage silo 100, lead fistulae 200, inverted U-shaped siphon 300, flow switch 400, wireless radio frequency modules
500th, power supply 600, Temperature Humidity Sensor 700 and master controller 800.
Fluid storage silo 100 is arranged in housing, and the bottom of fluid storage silo 100 offers the row of a straight-through hull outside
Liquid mouth 110, for discharging the liquid being stored in fluid storage silo 100, the upper portion side wall of fluid storage silo 100 is offered always
The transfer window 120 of logical hull outside, when suddenly, generation big flow leakage (air-liquid) or inverted U-shaped siphon 300 break down
When, the gas contained in liquid and liquid is released to hull outside automatically by transfer window 120, while transfer window 120
Setting is also beneficial to fluid storage silo 100 and flows to hull outside.
The one end 210 for leading fistulae 200 is connected to the leak of leakage pipe, and its other end through after housing stretches into fluid and deposits
In warehouse 100 and extend to the bottom of fluid storage silo 100.
Inverted U-shaped siphon 300 is arranged in fluid storage silo 100, and first one end 310 of inverted U-shaped siphon 300 is attempted by
On the leakage fluid dram 110 of fluid storage silo 100, the height at its second end 320 is higher than the height of its first end 310.So, work as fluid
When liquid in storage silo 100 rises to certain position, siphonage is triggered so that the liquid in fluid storage silo 100 passes through
Inverted U-shaped siphon 300 flows out fluid storage silo 100.Certainly, each siphon discharge opeing volume is all identical, is a definite value, the value
Can be obtained by advance demarcation mode.
Flow switch 400 is arranged on the exit of the first end 310 of inverted U-shaped siphon 300, for detecting inverted U-shaped siphon
The discharge opeing signal of pipe 300.
Wireless radio frequency modules 500 are arranged in housing, and which is used to drive the humiture of device interior, flow switch 400
The related datas such as OFF signal are transferred to base sites, and complete data exchange with Cloud Server or home server by base sites,
The frequency range that the wireless radio frequency modules 500 are used can avoid the wireless device of citizens' radio band from disturbing, while being added using AES-128 data
Close algorithm is encrypted, and improves the safety of data transfer.
Power supply 600 is arranged in housing, and in the present embodiment, power supply 600 is battery, is preferably selected with jumbo high property
The explosion-proof lithium thionyl chloride cell of energy, its year self-discharge rate (when 20 DEG C) below 1% can be stored under room temperature state 10 years, used
Between -60 DEG C~+85 DEG C, battery standard is IEC60079-11 essential safeties to temperature.
Temperature Humidity Sensor 700 is arranged in housing, and which is used to detect the humiture in housing, is so passed by humiture
The detection data of sensor 700 judges the internal medium of equipment whether in normal operating temperature range, so as to reduce equipment
Fault rate.
Master controller 800 is arranged on the master controller in housing, its respectively with flow switch 400, wireless radio frequency modules
500th, power supply 600 and Temperature Humidity Sensor 700 connect.MCU in master controller 800 is 32 single-chip microcomputers, with IIC, SPI
Etc. polytype interface, simultaneous with arousal function low-power consumption mode the features such as.Master controller 800 and wireless radio frequency modules
The interface standard adopted between 500 is for SPI.The interface standard adopted between master controller 800 and Temperature Humidity Sensor 700 for
IIC.Additionally, a dc-dc 610 is provided between master controller 800 and power supply 600, so by dc-dc
610 circuit further can efficiently protect battery performance, be conducive to the utilization rate of the energy, more environmentally-friendly.
The operation principle of the siphon liquid leakage rate monitoring wireless acquisition terminal equipment of the present invention is as follows：When fluid is stored
When liquid level in storehouse 100 rises to certain position, triggering produces siphonage so that the liquid in fluid storage silo 100 passes through
Inverted U-shaped siphon 300 flows out fluid storage silo 100 and triggers flow switch 400,400 institute of the monitoring flow switch of master controller 800
The switching signal of generation, and record the time difference of the adjacent switching signal twice of the generation of flow switch 400 and deposit with reference to fluid
The volume of warehouse 100 judges the leakage situation of current pipeline with this calculating liquid leakage speed F.Wherein, liquid leakage speed
F=V/ (t1-t0), F are leak rate；V is siphon discharge opeing volume, and the value can be by realizing that demarcation draws；T1, t0 are to supervise twice
The time of flow switch signal is measured, for calculating time difference.Finally, master controller 800 is by opening produced by flow switch 400
The related data such as OFF signal and time value is sent to data server by wireless radio frequency modules 500 in time and is processed.
The ultimate principle and principal character and advantages of the present invention of the present invention has been shown and described above.The technology of the industry
Personnel it should be appreciated that the present invention is not restricted to the described embodiments, the simply explanation described in above-described embodiment and description this
The principle of invention, without departing from the spirit and scope of the present invention, the present invention also has various changes and modifications, these changes
Change and improvement is both fallen within scope of the claimed invention.The claimed scope of the invention by appending claims and its
Equivalent thereof.
Claims (8)
1. a kind of siphon liquid leakage rate monitors wireless acquisition terminal equipment, it is characterised in that include：
One housing；
One is arranged on the fluid storage silo in the housing, and the bottom of the fluid storage silo offers one and leads directly to outside the housing
The leakage fluid dram in portion；
One leads fistulae, and described one end for leading fistulae is connected to the leak of leakage pipe, and its other end is stretched through after the housing
Enter in the fluid storage silo and extend to the bottom of the fluid storage silo；
One is arranged on the inverted U-shaped siphon in the fluid storage silo, and the inverted U-shaped siphonal first end is attempted by the stream
On the leakage fluid dram of body storage silo, the height at its second end is higher than the height of the first end；
The flow switch in one exit for being arranged on the inverted U-shaped siphonal first end；
One be arranged in the housing for related data being transmitted to the wireless radio frequency modules of data server；
One is arranged on the power supply for providing electric energy in the housing；And
One is arranged on the master controller in the housing, the master controller respectively with the flow switch, wireless radio frequency modules
And power supply connection；When the liquid level in the fluid storage silo rises to certain position, triggering produces siphonage so that institute
State the liquid in fluid storage silo to flow out the fluid storage silo by the inverted U-shaped siphon and trigger the flow switch,
The master controller monitors the switching signal produced by the flow switch, and record produced by the flow switch adjacent two
The time difference of the secondary switching signal volumenometer with reference to the fluid storage silo calculates leak rate, judges current pipeline with this
Leakage situation.
2. siphon liquid leakage rate as claimed in claim 1 monitors wireless acquisition terminal equipment, it is characterised in that also include
One is arranged on the humiture for detecting the humiture in the housing being connected in the housing and with the master controller passes
Sensor.
3. siphon liquid leakage rate as claimed in claim 1 monitors wireless acquisition terminal equipment, it is characterised in that the stream
The upper portion side wall of body storage offers a transfer window for leading directly to the hull outside.
4. siphon liquid leakage rate as claimed in claim 1 monitors wireless acquisition terminal equipment, it is characterised in that described
A dc-dc is provided between power supply and master controller.
5. siphon liquid leakage rate as claimed in claim 1 monitors wireless acquisition terminal equipment, it is characterised in that the electricity
Source is jumbo high-performance explosion-proof lithium thionyl chloride cell.
6. siphon liquid leakage rate as claimed in claim 1 monitors wireless acquisition terminal equipment, it is characterised in that the number
It is cloud server or home server according to server.
7. siphon liquid leakage rate as claimed in claim 1 monitors wireless acquisition terminal equipment, it is characterised in that described
The interface standard adopted between master controller and wireless radio frequency modules is for SPI.
8. siphon liquid leakage rate as claimed in claim 2 monitors wireless acquisition terminal equipment, it is characterised in that described
The interface standard adopted between master controller and Temperature Humidity Sensor is for IIC.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710030757.9A CN106679750A (en) | 2017-01-16 | 2017-01-16 | Siphonic liquid leakage rate monitoring wireless collecting terminal device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710030757.9A CN106679750A (en) | 2017-01-16 | 2017-01-16 | Siphonic liquid leakage rate monitoring wireless collecting terminal device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106679750A true CN106679750A (en) | 2017-05-17 |
Family
ID=58859085
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710030757.9A Pending CN106679750A (en) | 2017-01-16 | 2017-01-16 | Siphonic liquid leakage rate monitoring wireless collecting terminal device |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202471174U (en) * | 2012-02-23 | 2012-10-03 | 招商局重工(深圳)有限公司 | Overflow alarm tank |
| CN204099085U (en) * | 2014-09-10 | 2015-01-14 | 广州文冲船厂有限责任公司 | A kind of diesel engine fuel oil leakage rate measuring system |
| CN105203270A (en) * | 2015-09-15 | 2015-12-30 | 慧感(上海)物联网科技有限公司 | Gas leakage monitoring equipment and method based on wireless communication |
| CN206479220U (en) * | 2017-01-16 | 2017-09-08 | 慧感(上海)物联网科技有限公司 | A kind of siphon liquid leakage rate monitors wireless acquisition terminal equipment |
-
2017
- 2017-01-16 CN CN201710030757.9A patent/CN106679750A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202471174U (en) * | 2012-02-23 | 2012-10-03 | 招商局重工(深圳)有限公司 | Overflow alarm tank |
| CN204099085U (en) * | 2014-09-10 | 2015-01-14 | 广州文冲船厂有限责任公司 | A kind of diesel engine fuel oil leakage rate measuring system |
| CN105203270A (en) * | 2015-09-15 | 2015-12-30 | 慧感(上海)物联网科技有限公司 | Gas leakage monitoring equipment and method based on wireless communication |
| CN206479220U (en) * | 2017-01-16 | 2017-09-08 | 慧感(上海)物联网科技有限公司 | A kind of siphon liquid leakage rate monitors wireless acquisition terminal equipment |
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