CN205692281U - A kind of modular gas meter, flow meter intelligent and safe table case - Google Patents
A kind of modular gas meter, flow meter intelligent and safe table case Download PDFInfo
- Publication number
- CN205692281U CN205692281U CN201620549078.3U CN201620549078U CN205692281U CN 205692281 U CN205692281 U CN 205692281U CN 201620549078 U CN201620549078 U CN 201620549078U CN 205692281 U CN205692281 U CN 205692281U
- Authority
- CN
- China
- Prior art keywords
- flow meter
- module
- table case
- meter
- gas meter
- 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.)
- Expired - Fee Related
Links
Landscapes
- Measuring Volume Flow (AREA)
Abstract
nullThe utility model discloses a kind of modular gas meter, flow meter intelligent and safe table case，Including table case body，Table case body includes casing and the case lid of front end face opening，The guide groove for installing gas meter, flow meter it is provided with on two side in casing，And for binding the bandage of gas meter, flow meter，Case lid covers on box opening and is provided with magnet-sensitive switch between the two，It is provided with on casing on the first notch and LCDs is installed，Sleeve configuration the second notch it is provided with on casing，The back side of case lid is provided with and is provided with the groove controlling pcb board，Control to be provided with the card reader corresponding with the second notch on pcb board，Control pcb board to be connected with LCDs，Control to include control module on pcb board、Gsm module、Memory module、Alarm module、Metering module、RTC block，Magnet-sensitive switch and alarm module、Gsm module connects.Can assemble with arbitrary gas meter, flow meter, increase its safety and prevent gas gas leakage behavior steathily, on table case, realize network intelligence simultaneously, contribute to realizing the informationization of civil gas management.
Description
Technical field
This utility model relates to gas industry and controls gauge table, especially relates to a kind of modular gas meter, flow meter intelligent and safe table
Case.
Background technology
Gas meter, flow meter is to flow through pipeline combustion gases amass the flow measurement instrument of total amount in order to accumulative.Two meterings are had in table
Case, each case built with that make with immersion oil skiver or synthetic rubber, there is the leather bag of a constant volume.When combustion gas is flow through, skin
Capsule stretches, thus changes the volume between leather bag and batch meter, changes spool position simultaneously.Discharge the combustion of two batch meter volumes
Gas, crank-swinging is once simultaneously, and driven gear rotates, and the rotation of gear drives enumerator.The reading of enumerator is discharge combustion
The volume of gas.
And along with the progress of science and technology, be unsatisfactory for and traditional gas meter, flow meter, people need the combustion gas that function is more powerful
Table.Therefore having invented intelligent gas meter, intelligent gas meter adds other several functions on the basis of original gas meter, flow meter,
Such as: clock synchronizes, intelligence paying, liquid crystal display, thermometer etc..But be the increase in several functions intelligent gas meter its make
Valency cost is high, and form, function are the most various.Which results in intelligent gas meter and cannot be carried out the use of large-scale uniformity.This is also
Result in some function of intelligent gas meter, such as online query function, have no idea to realize.
The existing defects additionally, existing gas meter, flow meter security system design remains unchanged.Exposed gas meter, flow meter is easy to be broken
Bad structure or amendment exterior line, thus the purpose of gas gas leakage steathily is reached by lawless person.
Summary of the invention
Technical problem to be solved in the utility model is to provide a kind of modular gas meter, flow meter intelligent and safe table case, Ke Yiyu
Arbitrary gas meter, flow meter assembles, and increases its safety and prevents gas gas leakage behavior steathily, realizes network intelligence simultaneously, have on table case
Help realize the informationization of civil gas management.
The technical scheme that the above-mentioned technical problem of this utility model solution is used is: a kind of modular gas meter, flow meter intelligent and safe
Table case, including table case body, described table case body includes casing and the case lid of front end face opening, and described box back surface sets
Be equipped with mounting groove with the use of carry out install casing guide rail, be provided with for installing combustion gas on two side in described casing
The guide groove of table, and for binding the bandage of gas meter, flow meter, described case lid covers and and is provided with between the two on box opening
Magnet-sensitive switch, described casing is provided with the first notch and the second notch, the first described notch is provided with liquid crystal display
Screen, the second described notch be sleeve configuration notch for inserting IC-card, the back side of described case lid is provided with groove, and described is recessed
Control pcb board is installed in groove, described control pcb board is provided with the card reader corresponding with the second notch, described control
Pcb board processed is connected with LCDs, described control pcb board includes be provided with control module, gsm module, memory module,
Alarm module, metering module, RTC block, described magnet-sensitive switch is connected with alarm module, gsm module.
Described casing upper end is provided with into gas tube orifice and the mouth of pipe of giving vent to anger, and described enters to be provided with at gas tube orifice valve, institute
Controlling of stating is provided with the valve controling circuit for controlling valve opening and closing on pcb board, be provided with at the described mouth of pipe of giving vent to anger with
The gas leakage detection probe that alarm module connects, described alarm module includes buzzer.It is arranged on the intrinsic gas meter, flow meter of table case
Enter trachea by enter gas tube orifice access, the escape pipe of gas meter, flow meter is picked out by the mouth of pipe of giving vent to anger.Control pcb board to be received by gsm module
To the payment information of the Internet record, when active user's arrearage, control the valve at into gas tube orifice by valve controling circuit
Door is closed so that user's gas is stopped, it is impossible to be continuing with.After subscriber payment completes, valve controling circuit controls valve and opens
Open, combustion gas regular supply.Gas leakage detection probe detects the gas leakage situation that exists at the mouth of pipe of giving vent to anger, and will be driven by alarm module at once
Dynamic buzzer sounds and reports to the police.
Described gsm module includes the communications module that model is M6310, and described communications module is provided with GSM spring
Antenna, described memory module includes the storage chip that model is 24C16.Gsm module can control the real-time letter on pcb board
Breath and the conventional information being stored in memory module are sent to service end.And service end can send behaviour by gsm module
Order to table case body.M6310 is the technical grade communications module of a support GSM/GPRS 900/1800MHz, supports note
Functions such as transmitting-receiving, data transmission, and support built-in patch SIM, have small size, low-power consumption, temperature range width, anti-interference
The feature that ability is strong, the most embedded abundant, stable, reliable procotol, the multiple Internet of Things application demand of client can be met.
Described RTC block includes the clock chip that model is RX8025T, and described LCDs is with RTC block even
Connect and can show the time.Producing oscillating circuit accurately as clock, LCDs can show Time of Day with it.Appoint
What work the most in chronological order, is exactly RTC block for produce this time.
Described control module includes that model is the single-chip microcomputer of MSP430F6733IPZ, DLL and MCU reset circuit,
Connect in described control module and have battery feed circuit, stand-by power supply circuit, temperature, pressure Acquisition Circuit and MCU power supply electricity
Road.Control module is as the core of control pcb board, and single-chip microcomputer is a kind of IC chip, is to use ultra-large integrated electricity
Road technique is having the central processor CPU of data-handling capacity, random access memory ram, read only memory ROM, multiple I/O mouth
Little and the perfect microcomputer constituted it is integrated on one piece of silicon chip with the function such as interruption system, timer/counter
System, extensively applies at industrial control field.
Being provided with control knob on described table case body, control knob is by switching value input circuit with control module even
Connect.Control knob operates for user, after operation control knob can with switchable liquid crystal display screen show remaining sum,
Present price, time, ladder, cycle accumulative, messenger etc..
Be additionally provided with the 3rd notch on described case lid, gas meter, flow meter be arranged on table case this most internal after, the data on gas meter, flow meter
Display passes the 3rd described notch, and described table case body is additionally provided with storage the Quick Response Code of user profile.At table
3rd notch is set on case body, can be can be visually seen by the 3rd notch and be arranged on shown by the intrinsic gas meter, flow meter of table case
Data.It is very clear that user employs how many gas quantities.User can be obtained by the Quick Response Code on scan table case body
Various information in account.
The upper end of described case lid is connected with casing upset, and the lower end of described case lid is bolted on casing.
User is not allow to dismantle case lid, and after dismounting, alarm module will sound alarm automatically, and transmits a signal to service end.But
The case lid of flip designs provides convenient to installation, the technical staff of repairing, it is not necessary to pacify after table case body integral demounting
Dress or maintenance.
Compared with prior art, the utility model has the advantage of and devise a table case body with versatility, can
To be used for installing various gas meter, flow meter, including traditional mechanical gas table, digital gas meter and intelligent gas meter, have general
Property.The table case body back side arranges guide rail, in installation process, just may be used by moving up and down this utility model on the upper left right side of mounting groove
To be adjusted the position installed, can fix table case body by bolt etc. after determining position, self installs simple and convenient.
The installation of gas meter, flow meter then puts under in casing by being arranged on box bilateral wall upper rail, and now the left and right sides of gas meter, flow meter will be consolidated
Fixed, can not be moved again in the lateral direction, then by bandage, the leading flank of gas meter, flow meter is locked on the medial surface of casing,
Gas meter, flow meter can not be moved in the longitudinal direction again, thus complete fixed installation gas meter, flow meter.Practical operation is also letter
Folk prescription is just.
This utility model is provided with and controls pcb board and the electronic devices and components of its collocation use, it is achieved thereby that this practicality
Novel intelligent and safety.First being provided with magnet-sensitive switch on case lid and casing, once case lid and casing split, magnetosensitive is opened
Closing will send a signal to alarm module and gsm module at once, table case body is given a warning, and is transmitted by gsm module by signal
To service end.Substantially increase its safety, it is ensured that user cannot be carried out gas gas leakage steathily.Then control pcb board and include many
Individual module, table case body from realize intellectuality, and set up signal transmission passage with service end.Make the table case body can
To realize data and show, intelligence pay, inquiry etc. function on table.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model；
Fig. 2 is the structural scheme of mechanism of case lid；
Fig. 3 is theory diagram of the present utility model；
Fig. 4 is the partial circuit diagram of the present invention；
Fig. 5 is the circuit diagram of gsm module.
Detailed description of the invention
Below in conjunction with accompanying drawing embodiment, this utility model is described in further detail.
As shown in Figures 1 to 5: a kind of modular gas meter, flow meter intelligent and safe table case, including table case body 1, table case body 1 wraps
Including casing 2 and the case lid 3 of front end face opening, casing 2 back side is provided with mounting groove with the use of carrying out installing leading of casing 2
Rail, is provided with the guide groove 4 for installing gas meter, flow meter on two side in casing 2, and for binding the bandage 5 of gas meter, flow meter, case lid 3
Cover and and be provided with magnet-sensitive switch on casing 2 opening between the two, casing 2 is provided with the first notch 6 and the second notch 7,
Being provided with LCDs 8 on first notch 6, the second notch 7 is used for inserting IC-card for sleeve configuration notch, and the back side of case lid 3 sets
It is equipped with groove 9, control pcb board is installed in groove 9, control to be provided with the card reader corresponding with the second notch 7 on pcb board,
Control pcb board to be connected with LCDs 8, control to include being provided with control module 21, gsm module 22, memory module on pcb board
23, alarm module 24, metering module 25, RTC block 26, magnet-sensitive switch is connected with alarm module 24, gsm module 22.
Casing 2 upper end is provided with into gas tube orifice 11 and the mouth of pipe of giving vent to anger, and enters and is provided with valve at gas tube orifice 11, controls pcb board
On be provided with the valve controling circuit 27 for controlling valve opening and closing, be provided with the leakage being connected with alarm module 24 at the mouth of pipe of giving vent to anger
Gas detection probe, alarm module 24 includes buzzer B1.
Gsm module 22 includes communications module U5 that model is M6310, and communications module U5 is provided with GSM spring antenna Y1,
Memory module 23 includes the storage chip U4 that model is 24C16.RTC block 26 includes the clock chip that model is RX8025T
U12, LCDs 8 is connected with RTC block 26 can show the time.Control module 21 includes that model is MSP430F6733IPZ
Single-chip microcomputer U23, DLL and MCU reset circuit, control module 21 connects and has battery feed circuit, stand-by power supply electricity
Road, temperature, pressure Acquisition Circuit and MCU power circuit.
Being provided with control knob 12 on table case body 1, control knob 12 is by switching value input circuit and control module 21
Connect.The 3rd notch 10 it is additionally provided with on case lid 3, after gas meter, flow meter is arranged in table case body 1, the data display equipment on gas meter, flow meter
Passing the 3rd notch 10, table case body 1 is additionally provided with storage the Quick Response Code of user profile.The upper end of case lid 3 is turned over casing 2
Turning and connect, the lower end of case lid 3 is bolted on casing 2.
In use, main power source uses 3.6V lithium battery to this utility model.Farad capacitor is as accessory power supply, battery
Assist a GPRS power communications during undertension, improve moment power supply capacity.Metering sampling uses dipulse sampling, scun
Rush equivalent 0.01 cube.
Can implement function such as: table case body 1 can arrange historical data freeze-off time interval, single for minimum with minute
Position；Freezing data includes: cumulative amount, remaining sum, present price, table status, freeze-off time.
Table case body 1 uses GPRS communication network, the most in a dormant state, until the time of setting will be automatically by data
Passing service end, default interval one day, uplink time interval can be arranged, with hour as least unit.Data include user supplement with money, door
Taboo, alert data.Active upload data can also be carried out when user uses.When timing is uploaded, table case body 1 and service
During end communication, service end can be by last time communication according to table case body 1 all operations is sent to table case body 1 afterwards, and table case is originally
Body 1 receives order and performs corresponding operation, as remote recharge, parameter are arranged；Table case body 1 has control knob, operation control
Button processed, table case body 1 starts and server communication, uploads real time data, and obtains server operation order.
Table case body 1 can carry out IC-card paying, it is also possible to carries out remote pre-payment, is remotely used gas meter, flow meter by GPRS
Opening an account and supplement with money in family, cumulative recharge amount on table meter sky remaining sum, when user's IC-card has been opened an account, remote recharge only need to be looked for individual
This client directly supplements with money, and the information such as total amount supplemented with money in record, and supplementing with money is to be filled with in table by amount of money mode, table liquid crystal display
Remaining sum number.Preset IC-card Intelligent meter box Internet of Things gas meter, flow meter module declaration book in table, expense volume price parameter (includes ladder valency
Mode), when deducting fees, table is deducted fees by current strike price；Valency ladder parameter can arrange card, subscriber card, long-range three kinds of sides by parameter
Formula amendment is arranged.Table case body 1 supports that 1～5 progressive price is arranged, and price can set 3 decimal places, and unit is unit/m3.Ladder
Limitation is integer, and unit is m3.IC-card may be used for data in inquiry table tool after inserting, can read remaining sum in table, accumulative supplement with money
Amount, progressive price, use gas record, load value data etc..
Operation control knob, short by control knob, liquid crystal turns over screen display remaining sum, present price, time, ladder, week
Phase is accumulative, messenger.The long control knob 3S that presses, module startup GPRS login feature, login time, between 10-30S, logs in into
After merit, liquid crystal dodges aobvious prompting, and now module uploads a real time data, and obtains the task that server end wait issues.
Temperature, pressure Acquisition Circuit, can carry out voltage monitoring, gathers cell voltage, the service uploaded when uploading data
Device, detects whether that low electricity, low electricity close valve.
During with strong magnetic perturbation unrest gas meter, flow meter normal sample, gas meter, flow meter can record magnetic disturbance state and magnetic disturbance number of times automatically, and
Close valve and cut off user's gas.May be inserted into after strong magnetic disturbance disappears and purchase gas card or re-power and valve can be opened recovery
With gas；
When surplus is less than or equal to the warning amount set, liquid crystal display " please be supplemented with money ", and when with gas meter arteries and veins, buzzing report
Alert prompting.IC-card can arrange when Sorry, your ticket has not enough value reports to the police whether close valve, and when selecting warning to close valve, surplus arrives alarming value for the first time
Time, valve closes valve.When residue be not after 0 more than can overdraw the amount of money (measure) time, re-power after slotting subscriber card, table meter valve opening, can
Continuation gas causes can overdraw the amount of money (measuring).When overdraw gas, again perform to close valve.When table is more than setting value by throughput,
Table tool closes valve to be forbidden, with gas, to recover use gas after inserting subscriber card.This function can select to enable or do not enable by IC-card.
Can be with external Fuel Gas Leak Alarm, when Fuel Gas Leak Alarm is reported to the police to signal, valve closing.Release report
Alert, gas meter, flow meter plug-in card or heavily power on, valve valve opening.
Can long-range reading order: real time data, read residue, unit price in table, add up consumption, current period consumption, table
The data such as state；Read freezing data, read freezing data in last table；Read historical data, every in can read nearest 12 months
Month gas consumption；Read price, read present price, progressive price, ladder time parameter in table；Meter reading intrinsic parameter, reads table tool report
Alert, overdraw parameter, version number, big limit current value, function selecting code；Read GPRS module, read module numbering, card number information；
Charging information, is supplemented with money table tool by remote equipment, and table tool returns the table tool residue after supplementing with money and supplements state with money.
Remotely being configured table case body 1: arrange price, preset price in arranging table, including ladder valency mode；Arrange
Warning volume, arranges low amounts warning remaining sum；Arranging overdraw, setting can be overdrawed use remaining sum；Big flow is set, maximum air-flow is set
Amount, super flow closes valve, and this function is optional to be opened and closed；Initialize, be initialized to new table, only retain communication number；Cumulative amount is set,
The accumulative gas consumption of amendment table tool, production maintenance uses；Switch valve, is turned on and off meter valve, when remotely closing valve, and Zhi Nengtong
Cross long-range Open valve；Releasing force switch valve, release force switch valve state, valve presses normal logic condition switch；If
Time, table internal clock is set；If freezing parameters, arranging and freeze historical data time interval, acquiescence is per hour；If upload parameter,
Historical data time interval is freezed in setting, gives tacit consent to every day；If uploading IP and port, table Connection Service device IP and port；Amendment is logical
Letter numbering, unique communication numbering in table；Remote upgrade, table remote software upgrade.
Claims (8)
1. a modular gas meter, flow meter intelligent and safe table case, including table case body, it is characterised in that described table case body includes
The casing of front end face opening and case lid, described box back surface is provided with mounting groove with the use of carrying out installing leading of casing
Rail, is provided with the guide groove for installing gas meter, flow meter on two side in described casing, and for binding the bandage of gas meter, flow meter, institute
The case lid stated covers and and is provided with magnet-sensitive switch on box opening between the two, described casing is provided with the first notch with
Second notch, the first described notch is provided with LCDs, and the second described notch is that sleeve configuration notch is for inserting
IC-card, the back side of described case lid is provided with groove, is provided with control pcb board, on described control pcb board in described groove
Being provided with the card reader corresponding with the second notch, described control pcb board is connected with LCDs, described control PCB
Include being provided with control module, gsm module, memory module, alarm module, metering module, RTC block, described magnetosensitive on plate
Switch is connected with alarm module, gsm module.
A kind of modular gas meter, flow meter intelligent and safe table case the most according to claim 1, it is characterised in that on described casing
End is provided with into gas tube orifice and the mouth of pipe of giving vent to anger, and described enters to be provided with at gas tube orifice valve, described control pcb board is provided with
For controlling the valve controling circuit of valve opening and closing, at the described mouth of pipe of giving vent to anger, it is provided with the gas leakage detection being connected with alarm module
Probe, described alarm module includes buzzer.
A kind of modular gas meter, flow meter intelligent and safe table case the most according to claim 1, it is characterised in that described gsm module
It is the communications module of M6310 including model, described communications module is provided with GSM spring antenna, described memory module bag
Include the storage chip that model is 24C16.
A kind of modular gas meter, flow meter intelligent and safe table case the most according to claim 1, it is characterised in that described RTC block
Being the clock chip of RX8025T including model, described LCDs is connected with RTC block can show the time.
A kind of modular gas meter, flow meter intelligent and safe table case the most according to claim 1, it is characterised in that described control mould
Block includes that model is the single-chip microcomputer of MSP430F6733IPZ, DLL and MCU reset circuit, and described control module connects
There are battery feed circuit, stand-by power supply circuit, temperature, pressure Acquisition Circuit and MCU power circuit.
A kind of modular gas meter, flow meter intelligent and safe table case the most according to claim 1, it is characterised in that described table case is originally
Being provided with control knob on body, control knob is connected with control module by switching value input circuit.
A kind of modular gas meter, flow meter intelligent and safe table case the most according to claim 1, it is characterised in that on described case lid
Be additionally provided with the 3rd notch, gas meter, flow meter be arranged on table case this most internal after, the data display equipment on gas meter, flow meter passes described the 3rd
Notch, described table case body is additionally provided with storage the Quick Response Code of user profile.
A kind of modular gas meter, flow meter intelligent and safe table case the most according to claim 1, it is characterised in that described case lid
Upper end is connected with casing upset, and the lower end of described case lid is bolted on casing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620549078.3U CN205692281U (en) | 2016-06-03 | 2016-06-03 | A kind of modular gas meter, flow meter intelligent and safe table case |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620549078.3U CN205692281U (en) | 2016-06-03 | 2016-06-03 | A kind of modular gas meter, flow meter intelligent and safe table case |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205692281U true CN205692281U (en) | 2016-11-16 |
Family
ID=57260251
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620549078.3U Expired - Fee Related CN205692281U (en) | 2016-06-03 | 2016-06-03 | A kind of modular gas meter, flow meter intelligent and safe table case |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205692281U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105931380A (en) * | 2016-06-03 | 2016-09-07 | 浙江蓝宝石仪表科技有限公司 | Modular intelligent and safe meter box for gas meter |
| CN107833379A (en) * | 2017-11-27 | 2018-03-23 | 深圳市捷先数码科技股份有限公司 | A kind of split type recharging device of hydroscope |
| CN109752061A (en) * | 2019-01-15 | 2019-05-14 | 孟州市永众燃气设备有限公司 | A kind of intelligent recognition and data acquisition gas meter box based on Internet of Things |
-
2016
- 2016-06-03 CN CN201620549078.3U patent/CN205692281U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105931380A (en) * | 2016-06-03 | 2016-09-07 | 浙江蓝宝石仪表科技有限公司 | Modular intelligent and safe meter box for gas meter |
| CN107833379A (en) * | 2017-11-27 | 2018-03-23 | 深圳市捷先数码科技股份有限公司 | A kind of split type recharging device of hydroscope |
| CN107833379B (en) * | 2017-11-27 | 2023-12-26 | 深圳市捷先数码科技股份有限公司 | Split type recharging device of aqueous vapor table |
| CN109752061A (en) * | 2019-01-15 | 2019-05-14 | 孟州市永众燃气设备有限公司 | A kind of intelligent recognition and data acquisition gas meter box based on Internet of Things |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204102247U (en) | A kind of intellectual water meter control device based on 3G wireless communication technology | |
| CN205692281U (en) | A kind of modular gas meter, flow meter intelligent and safe table case | |
| CN201060513Y (en) | Three-phase smart card type prepaid multifunctional electric energy meter | |
| CN101963520B (en) | Intelligent control water meter | |
| CN102663857B (en) | Non-contact IC card mechanical film type gas meter and control system thereof | |
| CN103413415B (en) | The management system of combustion gas use state in a kind of network management region | |
| CN207832857U (en) | A kind of novel intelligent electric meter | |
| CN103473857A (en) | Novel intelligent control water meter | |
| CN201886042U (en) | Smart electricity meter for state grid single-phase carrier long-distance prepayment | |
| CN203673575U (en) | Network remote gas meter and control system thereof | |
| CN211205414U (en) | NB-IOT gas meter of remote upgrading | |
| Kate et al. | ZIGBEE based monitoring theft detection and automatic electricity meter reading | |
| CN105931380A (en) | Modular intelligent and safe meter box for gas meter | |
| CN106297032A (en) | A kind of intelligent power saving water management machine and control method thereof | |
| CN201548279U (en) | Low power consumption flow rate and pressure real-time monitoring system | |
| CN201166571Y (en) | Intellectual batch water meter | |
| CN206178407U (en) | Wireless IC -card gas table controller based on spread spectrum technic | |
| CN206224689U (en) | A kind of Intelligent Card for Gas Meter controller based on the GPRS communication technologys | |
| CN206505493U (en) | A kind of electric energy meter with GPRS functions | |
| CN103500481A (en) | Novel intelligent control gas meter | |
| CN206594493U (en) | Gross contamination emission monitor | |
| CN205788519U (en) | A kind of SCM Based self-service refueling system | |
| CN203366437U (en) | Intelligent multifunctional IC (Integrated Circuit) card gas meter | |
| CN102393221A (en) | Automatic monitoring system for humiture of warehouse | |
| CN211978018U (en) | Industrial and commercial remote intelligent gas meter |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161116 Termination date: 20200603 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |