CN208190318U - A kind of device that gas meter, flow meter is made full use of with the energy content of battery - Google Patents
A kind of device that gas meter, flow meter is made full use of with the energy content of battery Download PDFInfo
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- CN208190318U CN208190318U CN201820820637.9U CN201820820637U CN208190318U CN 208190318 U CN208190318 U CN 208190318U CN 201820820637 U CN201820820637 U CN 201820820637U CN 208190318 U CN208190318 U CN 208190318U
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Abstract
The utility model provides a kind of device that gas meter, flow meter is made full use of with the energy content of battery, including battery input interface DB2, voltage-stabilized power supply circuit unit, energy storage device, the battery input interface DB2 output end is connected with voltage-stabilized power supply circuit unit input terminal, and energy storage device is connected between voltage-stabilized power supply circuit unit output end and power ground；The energy storage device includes at least a super capacitor E5.The present apparatus all efficiently uses most energy of alkaline battery, has not only extended the service life of battery, but also the table guaranteed has the reliability that the internet of things data of equipment interactively communicates, the purpose for realizing energy-saving and emission-reduction, making full use of the energy.
Description
Technical field
The utility model relates to gas meter, flow meter field, the dress made full use of more particularly to a kind of gas meter, flow meter with the energy content of battery
It sets.
Background technique
With the fast development of economic construction of China, material and spiritual civilizations of socialism continuous advancement, the people couple
Good life is constantly yearned for.As the three table row industry to involve the interests of the state and the people, new technology is even more constantly to apply wherein especially combustion gas
Table equipment turns to IC card prepayment intelligent gauge table, then the object supported energetically to current country by initial mechanical gauge table
Networking gas meter, flow meter, has even more pushed gas metering instrumental technique standard to new height, and people are enjoying manual intelligent, all things on earth
While convenient brought by interconnected, a very important problem is also displayed, that is, the validity of the energy, it is quantitative
Property.Such as the maximum alkaline battery of usage amount in daily life, although there not being the pollutants such as heavy metal in battery substantially
Matter, but so huge usage amount, and disposable property, can not ignore the pollution of natural environment, and be also required to
Long time could be degraded by the Nature.This requires the storage of battery unit volume is improved in addition to battery producer is continual
Other than the service life of energy and battery, device manufacturer also wants the continual electricity consumption ability to improve equipment, that is, makes full use of
The energy of battery makes the energy in battery maximize the use.This is also in response to the call of the energy conservation of country, emission reduction, benefit
State is favorable to the people.
The intelligent gas meter that current China uses online, the overwhelming majority are with alkaline battery, and the characteristics of the type battery is,
Disposably, 3 ~ 5 years shelf-lifves (self-discharge rate is higher), storage energy are larger.Intelligent gas meter is super low-power consumption inactive component,
The daily overwhelming majority time all works in the sleep state of microampere order, but has combustion gas just to work when being measured with gas in milliampere rank
The state of larger current, when especially access Internet of Things carries out data interaction communication, electric current be will increase to milliamperes up to a hundred, or even peace
The electric current of rank is trained, is no discharge pressure for the new battery just changed, but continuing on with battery, especially at this moment
Lasting heavy-current discharge is exactly a disaster for having used for half a year or even 1 year battery, since battery passes through
Long-time service is crossed, energy has been decayed, and internal resistance is larger, and after being highly detrimental to cell decay, heavy-current discharge again can not
Continue electric current required for draining provisions, faced with this situation, if equipment does not have good treatment mechanism, user can only renew
Battery just can guarantee that equipment works normally, and primary battery has many electric energy that can not be utilized by equipment.The utility model design
A kind of device fundamentally realizes that the energy of battery maximally utilizes.
Summary of the invention
In order to solve the above technical problems existing in the prior art, the utility model provides a kind of gas meter, flow meter battery
The device that energy makes full use of, including battery input interface DB2, voltage-stabilized power supply circuit unit, energy storage device, the battery input
Interface DB2 output end is connected with voltage-stabilized power supply circuit unit input terminal, and energy storage device is connected to the output of voltage-stabilized power supply circuit unit
Between end and power ground；The energy storage device includes at least a super capacitor E5.
Further, the anode of the super capacitor E5 connects voltage-stabilized power supply circuit unit output end by resistance R1.
Further, a kind of gas meter, flow meter further includes protection location with the device that the energy content of battery makes full use of, protection
Unit includes diode D2 and voltage-stabiliser tube Z2；Diode D2 anode is connected with battery input interface DB2 output end, negative terminal and pressure stabilizing
Power circuit unit input terminal is connected；Voltage-stabiliser tube Z2 is connected between battery input interface DB2 output end and power ground.
Further, the voltage-stabilized power supply circuit unit includes capacitor E1, capacitor E2, diode D4 and voltage stabilizing chip
2 foot of U1, voltage stabilizing chip U1 input terminal connects power ground by capacitor E1, and 3 foot of output end connects power ground, voltage stabilizing chip by capacitor E2
1 foot of U1 connects power ground；Diode D4 anode is connected with 3 foot of voltage stabilizing chip U1 output end, negative terminal and voltage stabilizing chip U1 input terminal 2
Foot is connected；The voltage stabilizing chip U1 is linear voltage stabilization pipe.
Further, electricity is set between the battery input interface DB2 output end and voltage-stabilized power supply circuit unit input terminal
Cell voltage detection node VPP1.
The beneficial effects of the utility model are:
(1) when alkaline battery after a period of use, energy has been decayed, and internal resistance is larger, and battery individually can not type discharge
Electric current required for equipment out can be by energy stores remaining in battery into energy storage device by the device, energy storage device
In electric energy it is used as needed, guarantee table tool equipment work normally, when the energy of energy storage device has larger consumption, regulated power supply electricity
The energy of battery-end is slowly filled in energy storage device by stream again, and the dump energy in battery can be made full use of by this device.
The reliability that the internet of things data of table tool equipment interactively communicates can be improved in the utility model simultaneously, avoids since battery is for electric energy
Power deficiency causes voltage-stabilized power supply circuit unit output end voltage too low, so as to cause the reset of table tool equipment, influences Internet of Things netting index
According to interactively communicating.The utility model all efficiently uses most energy of alkaline battery, and both extended battery uses week
It phase, and the reliability that the internet of things data of the table tool equipment guaranteed interactively communicates, realizes energy-saving and emission-reduction, make full use of the energy
Purpose.
Energy storage device includes super capacitor, and super capacitor itself does not consume the energy, it is only battery by chemical energy
It is converted to the energy storage of electric energy, and the internal resistance of capacitor is extremely small, milliohm rank is put so discharge capability is very strong
Electric current is very big, it is sufficient to meet requirement when equipment carries out internet of things data interaction.
(2) capacitor electric discharge immediate current is very big, and it is defeated that the anode of super capacitor by resistance connects voltage-stabilized power supply circuit unit
Outlet plays the role of current limliting to capacitance discharge current, so that super capacitor discharge current size had both been able to satisfy table tool equipment normal
The demand of work, will not it is excessive due to electric current and make table have equipment damage.
(3) voltage-stabiliser tube Z2 prevents high pressure, big pulse current impact failure circuit in protection location；Diode D2 is prevented reversely
The destruction of current versus cell.
(4) the higher cell voltage of voltage is converted to the supply voltage of equipment work, pressure stabilizing by voltage-stabilized power supply circuit unit
Chip U1 uses linear voltage stabilization pipe, has self-protection function；Diode D4 prevents VEE from working VCC, burns chip U1.
Detailed description of the invention
Fig. 1 is the circuit diagram for the device that a kind of gas meter, flow meter of the utility model is made full use of with the energy content of battery.
Specific embodiment
The utility model is described further with reference to the accompanying drawing.
As shown in Figure 1, the device that the gas meter, flow meter of the utility model is made full use of with the energy content of battery, including battery input interface
DB2, voltage-stabilized power supply circuit unit, energy storage device, protection location, battery input interface DB2 connect 6V alkaline battery.Protection location packet
Include diode D2 and voltage-stabiliser tube Z2；Diode D2 anode is connected with battery input interface DB2 output end, negative terminal and regulated power supply electricity
Road unit input terminal is connected；Voltage-stabiliser tube Z2 is connected between battery input interface DB2 output end and power ground.Voltage-stabiliser tube Z2 is prevented
High pressure, big pulse current impact failure, VPP1 are battery voltage detection nodes, and diode D2 prevents reverse current to battery
It destroys, VCC is the effective supply voltage node of input.
Energy storage device is connected between voltage-stabilized power supply circuit unit output end and power ground.Energy storage device includes one super
The anode of capacitor E5 and a resistance R1, super capacitor E5 connect voltage-stabilized power supply circuit unit output end by resistance R1, will be suitble to
The energy storage of the supply voltage of equipment work gets up.
Voltage-stabilized power supply circuit unit includes capacitor E1, capacitor E2, diode D4 and voltage stabilizing chip U1, voltage stabilizing chip U1 input
2 feet are held to connect power ground by capacitor E1,3 foot of output end connects power ground by capacitor E2, and 1 foot of voltage stabilizing chip U1 connects power ground；
Diode D4 anode is connected with 3 foot of voltage stabilizing chip U1 output end, and negative terminal is connected with 2 foot of voltage stabilizing chip U1 input terminal；The pressure stabilizing
Chip U1 is linear voltage stabilization pipe.The higher cell voltage of voltage is converted to the power supply electricity of equipment work by voltage-stabilized power supply circuit unit
Press VEE.When diode D4 prevents VEE from working the direction VCC, chip U1 is burnt.
When utility model works, the battery condition regardless of DB2 input terminal, first with certain electric current by capacitor E5
Fill full, which is gradually filled with and becomes smaller with load capacitance E5's, and microampere order, which is clipped to, from milliampere grade is not changed stepwise,
Until some stable state, when device is in the stable state, the power consumption of above-mentioned apparatus is exactly the static leakage current and battery of each device
The leakage current of itself.When battery power abundance, battery gives table tool equipment power supply, and with the consumption of the energy content of battery, battery cannot
Meet table tool equipment high current work, the work capacity that table has equipment is obtained from energy storage device, and energy storage device can be used as needed, protects
Table tool equipment is demonstrate,proved to work normally.When the energy of energy storage device has larger consumption, regulated power supply electric current is again by the energy of battery-end
It is slowly filled in energy storage device, which is constantly changing with the discharge capability of battery.When battery is in completely new state
It is that charging current is larger, the charging time is shorter, and when battery is in attenuation state, charging current becomes smaller, and the charging time also draws
It is long, no matter it is in which kind of state, the business function demand of the table tool equipment of intermittent high current work is all sufficient for, until electricity
Pond energy is consumed totally, has been in the state of scrapping by system detection to the end Vpp1 voltage, table has equipment valve-closing, by force
User processed replaces battery.
Claims (6)
1. the device that a kind of gas meter, flow meter is made full use of with the energy content of battery, including battery input interface DB2, it is characterised in that further include
Voltage-stabilized power supply circuit unit, energy storage device, the battery input interface DB2 output end and voltage-stabilized power supply circuit unit input terminal phase
Even, energy storage device is connected between voltage-stabilized power supply circuit unit output end and power ground；The energy storage device includes at least one
Super capacitor E5.
2. the device that a kind of gas meter, flow meter according to claim 1 is made full use of with the energy content of battery, it is characterised in that described
The anode of super capacitor E5 connects voltage-stabilized power supply circuit unit output end by resistance R1.
3. the device that a kind of gas meter, flow meter according to claim 1 is made full use of with the energy content of battery, it is characterised in that further include
Protection location, protection location include diode D2 and voltage-stabiliser tube Z2；Diode D2 anode and battery input interface DB2 output end phase
Even, negative terminal is connected with voltage-stabilized power supply circuit unit input terminal；Voltage-stabiliser tube Z2 is connected to battery input interface DB2 output end and power supply
Between ground.
4. the device that a kind of gas meter, flow meter according to claim 1 is made full use of with the energy content of battery, it is characterised in that described
Voltage-stabilized power supply circuit unit includes capacitor E1, capacitor E2, diode D4 and voltage stabilizing chip U1, and 2 foot of voltage stabilizing chip U1 input terminal is logical
It crosses capacitor E1 and connects power ground, 3 foot of output end connects power ground by capacitor E2, and 1 foot of voltage stabilizing chip U1 connects power ground；Diode D4
Anode is connected with 3 foot of voltage stabilizing chip U1 output end, and negative terminal is connected with 2 foot of voltage stabilizing chip U1 input terminal.
5. the device that a kind of gas meter, flow meter according to claim 4 is made full use of with the energy content of battery, it is characterised in that described
Voltage stabilizing chip U1 is linear voltage stabilization pipe.
6. the device that a kind of gas meter, flow meter according to claim 3 is made full use of with the energy content of battery, it is characterised in that the electricity
Battery voltage detection node VPP1 is set between pond input interface DB2 output end and voltage-stabilized power supply circuit unit input terminal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820820637.9U CN208190318U (en) | 2018-05-30 | 2018-05-30 | A kind of device that gas meter, flow meter is made full use of with the energy content of battery |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820820637.9U CN208190318U (en) | 2018-05-30 | 2018-05-30 | A kind of device that gas meter, flow meter is made full use of with the energy content of battery |
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| Publication Number | Publication Date |
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| CN208190318U true CN208190318U (en) | 2018-12-04 |
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| CN201820820637.9U Active CN208190318U (en) | 2018-05-30 | 2018-05-30 | A kind of device that gas meter, flow meter is made full use of with the energy content of battery |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111030737A (en) * | 2019-11-12 | 2020-04-17 | 浙江威星智能仪表股份有限公司 | Bluetooth-to-infrared tooling circuit |
| CN112904206A (en) * | 2019-12-03 | 2021-06-04 | 成都秦川物联网科技股份有限公司 | Gas meter lithium battery electricity consumption detection system and method |
| CN114268146A (en) * | 2021-12-07 | 2022-04-01 | 成都长城开发科技有限公司 | Power supply device and method for electronic instrument in low-temperature environment |
-
2018
- 2018-05-30 CN CN201820820637.9U patent/CN208190318U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111030737A (en) * | 2019-11-12 | 2020-04-17 | 浙江威星智能仪表股份有限公司 | Bluetooth-to-infrared tooling circuit |
| CN112904206A (en) * | 2019-12-03 | 2021-06-04 | 成都秦川物联网科技股份有限公司 | Gas meter lithium battery electricity consumption detection system and method |
| CN114268146A (en) * | 2021-12-07 | 2022-04-01 | 成都长城开发科技有限公司 | Power supply device and method for electronic instrument in low-temperature environment |
| CN114268146B (en) * | 2021-12-07 | 2024-02-13 | 成都长城开发科技股份有限公司 | Power supply device and method for electronic instrument in low-temperature environment |
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