CN107038806B - Water meter with automatic arrearage reminding function - Google Patents
Water meter with automatic arrearage reminding function Download PDFInfo
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- CN107038806B CN107038806B CN201710226133.4A CN201710226133A CN107038806B CN 107038806 B CN107038806 B CN 107038806B CN 201710226133 A CN201710226133 A CN 201710226133A CN 107038806 B CN107038806 B CN 107038806B
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 216
- 238000012544 monitoring process Methods 0.000 claims abstract description 26
- 238000004891 communication Methods 0.000 claims abstract description 13
- 239000003086 colorant Substances 0.000 claims description 9
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 4
- 230000005389 magnetism Effects 0.000 claims description 4
- 239000000741 silica gel Substances 0.000 claims description 4
- 229910002027 silica gel Inorganic materials 0.000 claims description 4
- 206010063900 Steal syndrome Diseases 0.000 abstract 1
- 230000006870 function Effects 0.000 description 15
- 230000008901 benefit Effects 0.000 description 5
- 230000005611 electricity Effects 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- 239000007789 gas Substances 0.000 description 4
- 239000007788 liquid Substances 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 239000008399 tap water Substances 0.000 description 2
- 235000020679 tap water Nutrition 0.000 description 2
- 239000002253 acid Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000004438 eyesight Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000005415 magnetization Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000007257 malfunction Effects 0.000 description 1
- 238000004377 microelectronic Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012857 repacking Methods 0.000 description 1
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- G—PHYSICS
- G07—CHECKING-DEVICES
- G07F—COIN-FREED OR LIKE APPARATUS
- G07F15/00—Coin-freed apparatus with meter-controlled dispensing of liquid, gas or electricity
- G07F15/06—Coin-freed apparatus with meter-controlled dispensing of liquid, gas or electricity with means for prepaying basic charges, e.g. rent for meters
-
- G—PHYSICS
- G07—CHECKING-DEVICES
- G07F—COIN-FREED OR LIKE APPARATUS
- G07F15/00—Coin-freed apparatus with meter-controlled dispensing of liquid, gas or electricity
- G07F15/10—Coin-freed apparatus with meter-controlled dispensing of liquid, gas or electricity with alarm or warning devices, e.g. indicating the interrupting of the supply
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Measuring Volume Flow (AREA)
- Details Of Flowmeters (AREA)
Abstract
The invention discloses a water meter capable of automatically reminding defaulting, which comprises a meter shell with a display screen, wherein a signal lamp is arranged around the display screen; a card reader is arranged below the display screen, a storage unit is arranged in the card reader, and an alarm device is arranged in the storage unit; the two ends of the meter shell are respectively provided with a water inlet and a water outlet, and the water inlet is provided with a one-way valve; a flow sensor provided with a threshold; a pressure sensor; the monitoring module is internally provided with a GPRS communication unit; a remote control terminal; and (4) water card. The system monitors water charges within a certain interval, and is provided with 2 reminding modes of a display screen and light, so that a user can conveniently monitor water consumption, and inconvenience caused by arrearage and water cut-off is avoided; and can realize remote monitoring water consumption to send the warning to user's intelligent terminal when the arrearage, and can effectually prevent that the user from privately changing the water gauge, steal phenomenons such as water arrearage.
Description
Technical Field
The invention relates to the technical field of water quantity metering devices, in particular to a water meter capable of automatically reminding defaulting.
Background
At present, the known tap water meter is mainly a mechanical metering water meter, the consumption of water is recorded by a mechanical controller, the recorded quantity is not easy to lose, the meter belongs to a non-electrical performance meter, the data exchange function is not provided, the communication capability is not provided, the intelligent meter reading depends on manual meter reading, and the phenomena of meter reading missing and meter reading are frequently caused due to the fact that tap water metering equipment lags behind and the manual meter reading is difficult. Along with the increasing living standard and the rapid advance of urban construction level, the building automation level of residential houses is correspondingly developed, so that new requirements are put forward for the traditional three-meter industries of water, electricity and gas, the necessity of the times is also realized by replacing a common water meter with an intelligent water meter to enter a high-grade house, and the problem of expense delinquent is solved by an IC card water meter; the IC card water meter is a novel water meter which measures water consumption by utilizing modern microelectronic technology, modern sensing technology and intelligent IC card technology and transmits and settles water data, the existing IC card water meter mainly comprises a water meter base meter and a water meter box, an IC card socket is arranged on the water meter box, the IC card is inserted into the water meter box of the intelligent water meter through the IC card socket, foreign matters are easy to enter because the IC card socket is upward, and the water meter is generally arranged in places with acid gas or other gases and humidity, when the sealing is not good, the humid gas can easily enter the water meter, so that elements such as a battery and the like are damaged, a circuit is easily corroded, a control device is easy to malfunction or damage, if the machine or circuit part has a fault, the machine and electrical appliance elements need to be disassembled, the assembly and disassembly difficulty is high, and the maintenance is difficult.
In addition, with the continuous update of the technology, the intelligent water meters on the market mainly comprise two types, one type is an IC card meter, the other type is a water meter which realizes counting and deducting through pulses, the intelligent water meter has the main advantage that a user uses the IC card to insert the card for consumption, the prepayment function has the disadvantage that the pulses are possibly lost due to magnetization or the working years are too long, the normal function loss causes the loss of the pulses, the counting is not accurate, and the phenomenon that the pulses work abnormally due to the magnetism of the user and a large amount of water is stolen occurs; one is a remote transmission meter which has two working modes, one is pulse, the other is photoelectric, the user water fee is urged to be paid regularly through remote data transmission, and the possibility that the user uses a large amount of water before urging to pay the water fee and then uses the water fee at one time or the water meter is broken to steal a large amount of water is caused. Accordingly, the prior art is deficient and needs improvement.
Disclosure of Invention
An object of the present invention is to solve at least the above problems and to provide at least the advantages described later.
The invention also aims to provide the water meter with the automatic arrearage reminding function, which is used for monitoring the water fee in an interval manner and is provided with two reminding modes of a display screen and light, so that a user can conveniently monitor the water consumption and avoid inconvenience caused by water supply shortage due to arrearage.
The invention also aims to provide the water meter, which can realize remote monitoring of water consumption, send a prompt to an intelligent terminal of a user when the user is in arrearage, and effectively prevent the user from privately changing the water meter, stealing water, defaulting and the like.
To achieve these objects and other advantages in accordance with the present invention, the following are provided:
a water meter with automatic arrearage reminder, comprising:
the display screen is arranged above the front surface of the watch case, signal lamps are arranged around the display screen, the signal lamps comprise 3 colors of red, yellow and green, and the signal lamps of the 3 colors are arranged alternately to irradiate the display screen to be red, yellow or green; a card reader is arranged below the display screen; a storage unit is arranged in the card reader to store the residual water, and an alarm device is arranged in the storage unit; a water inlet and a water outlet are respectively arranged at two ends of the meter shell, and a one-way valve is arranged at the water inlet;
a flow sensor disposed inside the case behind the one-way valve to meter the amount of water passing through the one-way valve; the flow sensor is connected with the storage unit so that the amount of water in the storage unit is reduced along with the metering of the flow sensor;
a pressure sensor disposed between the water inlet and the one-way valve to meter water pressure into the water meter;
the monitoring module is arranged in the meter shell and is respectively connected with the flow sensor and the pressure sensor so as to monitor the water quantity and the water pressure flowing through the water meter, and the monitoring module is connected with the storage unit; a GPRS communication unit is arranged in the monitoring module and connected to the alarm device; the monitoring module is also connected to the one-way valve;
the remote control terminal is in wireless connection with the GPRS communication unit so as to control the monitoring module;
water card;
in addition, the flow sensor is provided with a certain threshold value, the signal lamp is connected with the flow sensor and is controlled to be turned on or turned off by the flow sensor according to the following modes:
when the water consumption recorded by the flow sensor is higher than the set highest water consumption threshold value, the red signal lamp is turned on;
when the water consumption recorded by the flow sensor is higher than the set water consumption warning threshold and lower than the set water consumption highest threshold, the yellow signal lamp is turned on;
and when the water consumption recorded by the flow sensor is higher than the set water quantity minimum threshold and lower than the set water quantity warning threshold, the green signal lamp is turned on.
Preferably, in the water meter with the automatic arrearage reminding function, the threshold value of the flow sensor is set by a user.
Preferably, in the water meter with the automatic arrearage reminding function, a button is arranged on the meter shell and is respectively connected with the display screen and the signal lamp.
Preferably, in the water meter with the automatic arrearage reminding function, a rechargeable battery is arranged on the back of the meter shell to supply power to all elements in the water meter.
Preferably, in the water meter with the automatic arrearage reminding function, the one-way valve comprises a plurality of electromagnetic blades and a center shaft, one ends of the electromagnetic blades are respectively connected to the center shaft, the angles among the electromagnetic blades are kept consistent, and the electromagnetic blades can rotate in one direction by taking the center shaft as a center; the size and the shape of the electromagnetic blade are the same as the water inlet of the watchcase.
Preferably, in the water meter with the automatic arrearage reminding function, an edge groove magnetically attracted with the magnetic blade is formed in the edge of the water inlet, the electromagnetic blade is connected to the rechargeable battery, when the one-way valve is closed, the rechargeable battery energizes the electromagnetic blade to magnetically attract the electromagnetic blade and the water inlet, and the water inlet is closed by the electromagnetic blade; when the one-way valve is opened, the rechargeable battery is disconnected with the electromagnetic blade, so that the electromagnetic blade loses magnetism, and the electromagnetic blade rotates along the central shaft at an inlet.
Preferably, in the water meter with the automatic arrearage reminding function, a silica gel gasket is arranged on the outer edge of the electromagnetic pulp sheet.
Preferably, in the water meter with the automatic arrearage reminding function, a waterproof generator is connected behind the one-way valve and connected to the rechargeable battery.
The invention at least comprises the following beneficial effects:
according to the water meter with the automatic arrearage reminding function, the signal lamps in three colors surrounding the display screen are arranged outside the display screen, so that a user can conveniently judge the using condition of the using amount, and particularly when the water meter is arranged in a kitchen and a toilet and in other places with dim falling angles, the residual water amount can be conveniently known through the colors of the signal lamps, so that the water fee can be continuously paid in advance, and the inconvenience caused by water supply stoppage due to water fee default is avoided.
Through set up GPRS communication unit in the monitor module for the user can be connected intelligent equipment such as water gauge and cell-phone, through the remaining condition of cell-phone real-time connection water cost, conveniently manages the water yield, through set up the alarm of being connected with GPRS communication unit on the memory cell, can be when the remaining water yield reaches the certain limit value, can be simultaneously on the water gauge, and the intelligent equipment that the user connects sends out the police dispatch newspaper, so that remind the user in time to continue to charge.
Through setting up the threshold value on flow sensor, can divide into the red warning of using up, remain half, remain 1/3 or the yellow warning of remaining 1/4 with the water yield to and the abundant green suggestion of water yield remaining, therefore can carry out the threshold value according to user's self water condition and set for to in time pay for the water fee according to self condition, make the water gauge uses more nimble, extensive applicability.
Through installing pressure sensor at the water inlet, can monitor the water pressure of water inlet department at any time, if the water gauge is demolishd or repacking, then water pressure must change, therefore can be convenient through the water pressure of monitoring water inlet department, avoid the user to demolish or repack the stealing water that the water gauge arouses privately.
Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention.
Drawings
Fig. 1 is a schematic structural diagram of a water meter with automatic arrears reminding according to the invention;
fig. 2 is a schematic structural view of a check valve of the water meter with automatic arrearage reminding according to the invention.
Detailed Description
The present invention is further described in detail below with reference to the attached drawings so that those skilled in the art can implement the invention by referring to the description text.
It will be understood that terms such as "having," "including," and "comprising," as used herein, do not preclude the presence or addition of one or more other elements or groups thereof.
As shown in fig. 1 and 2, a water meter with automatic arrears reminding function includes: the display device comprises a watch case 1, wherein a display screen 2 is arranged above the front surface of the watch case 1, signal lamps 3 are arranged around the display screen 2, the signal lamps 3 comprise 3 colors of red, yellow and green, and the signal lamps 3 with the 3 colors are arranged alternately to irradiate the display screen 2 to be red, yellow or green; a card reader 4 is arranged below the display screen 2; a storage unit is arranged in the card reader 4 to store the residual water, and an alarm device 5 is arranged in the storage unit; a water inlet 6 and a water outlet 7 are respectively arranged at two ends of the watchcase 1, and a one-way valve 8 is arranged at the water inlet 6; a flow sensor, arranged inside the watch case 1, behind the one-way valve 8, to meter the amount of water passing through the one-way valve 8; the flow sensor is connected with the storage unit so that the amount of water in the storage unit is reduced along with the metering of the flow sensor; a pressure sensor arranged between the water inlet 6 and the one-way valve 8 to meter the water pressure entering the meter; the monitoring module is arranged inside the meter shell 1 and is respectively connected with the flow sensor and the pressure sensor so as to monitor the water quantity and the water pressure flowing through the water meter, and the monitoring module is connected with the storage unit; a GPRS communication unit is arranged in the monitoring module and connected to the alarm device 5; the monitoring module is also connected to the one-way valve 8; the remote control terminal is in wireless connection with the GPRS communication unit so as to control the monitoring module; and (4) water card.
In addition, the flow sensor is provided with a certain threshold value, the signal lamp 3 is connected with the flow sensor and is controlled to be turned on or turned off by the flow sensor according to the following modes: when the water consumption recorded by the flow sensor is higher than the set highest water consumption threshold value, the red signal lamp is turned on; when the water consumption recorded by the flow sensor is higher than the set water consumption warning threshold and lower than the set water consumption highest threshold, the yellow signal lamp is turned on; and when the water consumption recorded by the flow sensor is higher than the set water quantity minimum threshold and lower than the set water quantity warning threshold, the green signal lamp is turned on.
In the above scheme, the work flow of the water meter with the automatic arrearage reminding function specifically comprises the following steps: when a user uses water, water flow enters the water meter from the water inlet through the pressure sensor and the one-way valve, the flow sensor in the water meter measures the water flow, the water quantity stored in the storage unit is gradually reduced along with the water quantity measured by the flow sensor, the monitoring module monitors the working states of the pressure sensor and the flow sensor at any time, the monitored states are transmitted to the remote control terminal in real time through the GPRS communication unit, when the monitoring module monitors that the water quantity measured by the flow sensor exceeds the water quantity stored in the storage unit, the monitoring module controls the one-way valve to be closed, and the water supply of the user is stopped. Through the signal lamp alternate arrangement with 3 kinds of colours, make the water gauge is after different signal lamps are bright, and the colour homoenergetic shows evenly, and the light of signal lamp can not only indicate user's water gauge water cost in service behavior, and light can also improve the luminance of display screen, the information on seeing the display screen that the user of being convenient for is clear. Through setting up remote control terminal control monitoring module, can be when flow or pressure are unusual, to monitoring module give-out order to make monitoring module control module, reach the purpose of cutting off the water supply by force to the user, in order to avoid the user to change or dismantle the steal water that the water gauge caused privately. The alarm device connected with the GPRS communication unit is arranged on the storage unit, so that alarms can be simultaneously sent out on the water meter and the intelligent equipment connected with the water meter when the water volume is small, a user can conveniently and timely pay water fees, and inconvenience caused by water shortage and water cut-off is avoided.
In a preferred embodiment, the threshold value of the flow sensor is set by a user.
In the above scheme, the threshold value through with flow sensor sets for can be set for by oneself by the user, and the user can carry out random settlement to the threshold value according to how much of self water consumption to do benefit to the user and control the water gauge according to the self condition, make the use of water gauge is nimble more convenient, has improved user's use and has experienced.
In a preferable scheme, a button 9 is arranged on the watch case, and the button 9 is respectively connected with the display screen 2 and the signal lamp 3.
In the above scheme, through setting up the button on the watchcase, can press the button when the user needs to see the water gauge, then show water yield and water charge surplus on the display screen to the light of corresponding colour is shown to the threshold value that the cooperation user set up by oneself, and voice prompt, when making the water gauge of light dark place or the not good crowd of eyesight look over the water gauge, also can clearly know the water charge surplus condition, it is very convenient to use. Certainly still can set up the button and be connected with GPRS communication unit to the realization user can use the switch of smart machine control button, with convenient looking over the water gauge. Through the setting of button for display screen and light just can work when looking over, and be in the off-state when the water gauge is not looked over, have saved the electric energy.
In a preferred scheme, a rechargeable battery is arranged on the back of the meter case 1 to supply power to all elements in the water meter.
In the above scheme, the water meter is powered by the rechargeable battery, so that the circuit arrangement of an external power supply is avoided, the attractiveness of the water meter is improved, the water meter is mostly installed in wet environments such as a kitchen and a toilet, the access of an external circuit is avoided, and the use safety of the water meter is improved.
In a preferred scheme, the check valve 8 is composed of a plurality of electromagnetic blades 10 and a central shaft 11, one end of each of the plurality of electromagnetic blades 10 is connected to the central shaft 11, angles between the electromagnetic blades 10 are kept consistent, and the electromagnetic blades 10 can rotate in a single direction by taking the central shaft 11 as a center; the electromagnetic paddle 10 is the same size and shape as the water inlet 6 of the watch case 1.
In the above scheme, the electromagnetic blade is arranged to be the same as the water inlet in size and shape, so that the water flow cannot pass through the electromagnetic blade under the condition that the one-way valve is closed. And the electromagnetic blade is set to rotate along the middle shaft in one direction, so that the backflow of water flow is avoided, and the water stealing is avoided.
In a preferred scheme, the edge of the water inlet 6 is provided with an edge groove which is magnetically attracted with the electromagnetic blade 10, the electromagnetic blade 10 is connected to the rechargeable battery, when the one-way valve 8 is closed, the rechargeable battery supplies electricity to the electromagnetic blade 10, so that the electromagnetic blade 10 is magnetically attracted with the water inlet 6, and the water inlet 6 is closed by the electromagnetic blade 10; when the one-way valve 8 is opened, the rechargeable battery is disconnected from the electromagnetic blade 10, so that the electromagnetic blade 10 loses magnetism, and the electromagnetic blade 10 rotates along the central axis at the inlet 6.
In above-mentioned scheme, through setting up the electromagnetism thick liquid piece, can guarantee when the check valve need be closed, make the electromagnetism thick liquid piece close the water inlet with the help of magnetic force, and when the check valve need be opened, because magnetic force disappears, the electromagnetism thick liquid piece can be rotatory fast with the help of the impact force of rivers to the rivers are through not being influenced.
In a preferable scheme, a silica gel gasket 12 is arranged on the outer edge of the electromagnetic blade 10.
In the above scheme, the silica gel gasket is arranged at the edge of the electromagnetic blade, so that the sealing performance between the electromagnetic blade and the water inlet is further improved, and water leakage of the water meter is avoided.
In a preferable scheme, a waterproof generator is connected behind the one-way valve 8 and is connected with the rechargeable battery.
In the above scheme, through connect waterproof generator behind the check valve, when rivers pass through, the flow of rivers drives the rotation of electromagnetism nature thick liquid piece to make and utilize rivers to generate electricity, then save the electric quantity in rechargeable battery, realized utilizing rivers electricity generation to provide the electric energy for the water gauge, saved user's use cost.
While embodiments of the invention have been described above, it is not limited to the applications set forth in the description and the embodiments, which are fully applicable in various fields of endeavor to which the invention pertains, and further modifications may readily be made by those skilled in the art, it being understood that the invention is not limited to the details shown and described herein without departing from the general concept defined by the appended claims and their equivalents.
Claims (4)
1. A water meter with automatic arrearage reminder, comprising:
the display screen is arranged above the front surface of the watch case, signal lamps are arranged around the display screen, the signal lamps comprise 3 colors of red, yellow and green, and the signal lamps of the 3 colors are arranged alternately to irradiate the display screen to be red, yellow or green; a card reader is arranged below the display screen; a storage unit is arranged in the card reader to store the residual water, and an alarm device is arranged in the storage unit; a water inlet and a water outlet are respectively arranged at two ends of the meter shell, and a one-way valve is arranged at the water inlet; the one-way valve consists of a plurality of electromagnetic blades and a central shaft, one ends of the plurality of blades are respectively connected to the central shaft, the angles among the blades are kept consistent, and the blades can rotate in one direction by taking the central shaft as a center; the size and the shape of the paddle are the same as the water inlet of the watchcase; a rechargeable battery is arranged at the back of the meter shell to supply power to each element in the water meter; a waterproof generator is connected behind the one-way valve and connected to the rechargeable battery; the edge of the water inlet is provided with an edge groove which is magnetically attracted with the magnetic blade, the electromagnetic blade is connected with the rechargeable battery, when the one-way valve is closed, the rechargeable battery energizes the electromagnetic blade so that the electromagnetic blade is magnetically attracted with the water inlet, and the water inlet is closed by the electromagnetic blade; when the one-way valve is opened, the rechargeable battery is disconnected with the electromagnetic blade, so that the blade loses magnetism, and the blade rotates along the central shaft at an inlet;
a flow sensor disposed inside the case behind the one-way valve to meter the amount of water passing through the one-way valve; the flow sensor is connected with the storage unit so that the amount of water in the storage unit is reduced along with the metering of the flow sensor;
a pressure sensor disposed between the water inlet and the one-way valve to meter water pressure into the water meter;
the monitoring module is arranged in the meter shell and is respectively connected with the flow sensor and the pressure sensor so as to monitor the water quantity and the water pressure flowing through the water meter, and the monitoring module is connected with the storage unit; a GPRS communication unit is arranged in the monitoring module and connected to the alarm device; the monitoring module is also connected to the one-way valve;
the remote control terminal is in wireless connection with the GPRS communication unit so as to control the monitoring module;
water card;
in addition, the flow sensor is provided with a certain threshold value, the signal lamp is connected with the flow sensor and is controlled to be turned on or turned off by the flow sensor according to the following modes:
when the water consumption recorded by the flow sensor is higher than the set highest water consumption threshold value, the red signal lamp is turned on;
when the water consumption recorded by the flow sensor is higher than the set water consumption warning threshold and lower than the set water consumption highest threshold, the yellow signal lamp is turned on;
and when the water consumption recorded by the flow sensor is higher than the set water quantity minimum threshold and lower than the set water quantity warning threshold, the green signal lamp is turned on.
2. The water meter with automatic arrearage reminder of claim 1, wherein the threshold value of the flow sensor is set by the user.
3. The water meter with automatic arrearage reminding function as claimed in claim 1, wherein the meter case is provided with a button, and the button is respectively connected with the display screen, the signal lamp and the voice prompting device.
4. The water meter for automatically reminding defaulting as defined in claim 1, wherein the electromagnetic blade is provided with a silica gel gasket at the outer edge.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710226133.4A CN107038806B (en) | 2017-04-08 | 2017-04-08 | Water meter with automatic arrearage reminding function |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710226133.4A CN107038806B (en) | 2017-04-08 | 2017-04-08 | Water meter with automatic arrearage reminding function |
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| CN107038806B true CN107038806B (en) | 2020-05-12 |
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| CN108387283B (en) * | 2018-03-07 | 2024-02-23 | 浙江中水仪表有限公司 | Disposable boiled water key and adjusting method thereof |
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| CN102822445A (en) * | 2009-08-19 | 2012-12-12 | 普拉德研究及开发股份有限公司 | Method for determining formation fluid control events in a borehole using a dynamic annular pressure control system |
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| CN204692700U (en) * | 2015-01-27 | 2015-10-07 | 深圳市博电电子技术有限公司 | Angle valve on-off control system and angle valve |
| CN106088231A (en) * | 2016-08-03 | 2016-11-09 | 张萍 | A kind of air water machine with real-time water yield control function |
| CN205919861U (en) * | 2016-07-29 | 2017-02-01 | 江苏中科君达物联网股份有限公司 | Wireless teletransmission water gauge of ultrasonic wave intelligence |
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2017
- 2017-04-08 CN CN201710226133.4A patent/CN107038806B/en active Active
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|---|---|---|---|---|
| JP2004239872A (en) * | 2003-02-10 | 2004-08-26 | Ibic Service:Kk | Unified water meter inspection system |
| CN102822445A (en) * | 2009-08-19 | 2012-12-12 | 普拉德研究及开发股份有限公司 | Method for determining formation fluid control events in a borehole using a dynamic annular pressure control system |
| CN104637173A (en) * | 2013-11-10 | 2015-05-20 | 西安北斗星数码信息股份有限公司 | Water meter management system based on wireless network |
| CN204692700U (en) * | 2015-01-27 | 2015-10-07 | 深圳市博电电子技术有限公司 | Angle valve on-off control system and angle valve |
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