CN206432751U - Underground battery case and equipment - Google Patents
Underground battery case and equipment Download PDFInfo
- Publication number
- CN206432751U CN206432751U CN201720131208.6U CN201720131208U CN206432751U CN 206432751 U CN206432751 U CN 206432751U CN 201720131208 U CN201720131208 U CN 201720131208U CN 206432751 U CN206432751 U CN 206432751U
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- battery case
- control device
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- underground battery
- batteries
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Abstract
The utility model provides a kind of underground battery case, belongs to the technical field of battery protection, the underground battery case includes：Batteries, data monitoring device, control device and data transmission device；Data monitoring device is arranged in underground battery case, and control device is arranged on batteries side；Data monitoring device is connected with batteries and control device respectively, control device is also connected with data transmission device, data monitoring device detects the working condition and residing ambient condition of batteries in real time, the parameter measured is sent to control device, data after processing by data transmission device are sent to monitor supervision platform or mobile terminal by control device after handling data, so as to be monitored in real time to underground battery, the parameter of underground battery is adjusted in time, realize the remote monitoring to underground battery, ensure that it is in normal working condition, without being dismantled to battery, save substantial amounts of manpower and materials.
Description
Technical field
The utility model is related to the field of battery protection, in particular to a kind of underground battery case and equipment.
Background technology
At present, the power supply of outdoor some presentation devices and communication apparatus is powered using battery, and battery is using ground
It is buried, the space on ground had both been not take up, batteries can be prevented to be stolen again, therefore the set-up mode of this kind of battery has been obtained extensively
General popularization.
Underground battery in correlation technique, in order to accomplish that anticorrosion is typically that will set the cell sealing of parameter close
Seal in cabinet, be connected by wiring with external utilization device, be that external utilization device is powered.
But, the problem of damaging or corrode is occurring in above-mentioned underground battery during use, it is impossible to learn water
Leaching, leakage and voltage and current parameter change, more can not re-start parameter setting in the battery in buried, it is supervised
Survey or change parameter can only take out battery, the corresponding parameter of measurement produced problem or change parameter to judge, because
This, the monitoring and the serious development and application that govern underground battery of maintenance of above-mentioned underground battery in use.
Utility model content
In view of this, the purpose of the utility model embodiment is to provide a kind of underground battery case and equipment, to realize
The working environment and working condition of underground battery are monitored in real time, and the parameter to underground battery carries out long-range control, it is ensured that
Underground battery is in normal working condition.
In a first aspect, the utility model embodiment provides a kind of underground battery case, the underground battery case includes：
Batteries, data monitoring device, control device and data transmission device；
The data monitoring device is arranged in the underground battery case, and the control device is arranged on the battery
Group side；
The data monitoring device is connected with the batteries and the control device respectively, the control device also with
The data transmission device connection.
With reference in a first aspect, the utility model embodiment provide first aspect the first possible embodiment, its
In, the data monitoring device includes：Environment sensor and environment sensor；
The environment sensor is arranged in the batteries, and is connected with the control device；
The environment sensor is arranged at the top of the control device, and is connected with the control device, passes through waterproof
Joint is tightly connected and stretched out outside the underground battery case with the underground battery case.
With reference in a first aspect, the utility model embodiment provide first aspect second of possible embodiment, its
In, the data transmission device includes：Wire transmission module and wireless transport module；
The wire transmission module and the wireless transport module are connected with the control device respectively.
With reference in a first aspect, the utility model embodiment provide first aspect the third possible embodiment, its
In, the wireless transport module includes：Wireless transmission unit；
The wireless transmission unit is connected with the control device.
With reference in a first aspect, the utility model embodiment provide first aspect the 4th kind of possible embodiment, its
In, the wireless transmission unit includes：Mobile communication baseband processing chip, analog-to-digital conversion module, mobile communication radio frequency chip and
Mobile communication antenna；
The mobile communication baseband processing chip is connected with the control device and the analog-to-digital conversion module respectively；It is described
Analog-to-digital conversion module is connected with the mobile communication radio frequency chip；The mobile communication radio frequency chip and the mobile communication antenna
Connection.
With reference in a first aspect, the utility model embodiment provide first aspect the 5th kind of possible embodiment, its
In, the environment sensor and the environment sensor include：Temperature sensor, humidity sensor and air pressure sensing
Device；
The temperature sensor, the humidity sensor and the baroceptor are connected with the control device respectively.
With reference in a first aspect, the utility model embodiment provide first aspect the 6th kind of possible embodiment, its
In, the batteries include：Multiple batteries.
With reference in a first aspect, the utility model embodiment provide first aspect the 7th kind of possible embodiment, its
In, the underground battery case also includes：Current Voltage detects modulating unit；
The Current Voltage detection modulating unit is connected with the batteries and the control device respectively.
Second aspect, the utility model embodiment provides a kind of buried electrical pool equipment, the buried electrical pool equipment
Including：Underground battery case and anticorrosion shell described in any one of first aspect；
The underground battery case is arranged in the anticorrosion shell.
With reference to second aspect, the utility model embodiment provides the first possible embodiment of second aspect, its
In, the anticorrosion shell includes：Upper shell, lower house, sealing strip and connector；
The underground battery case is sealingly disposed in the lower house, and the upper shell is arranged on the lower house
Top, is fixedly connected by the connector with the lower house；
The sealing strip is arranged on the fixed connection place of the lower house and the upper shell.
A kind of underground battery case and equipment that the utility model embodiment is provided, by setting batteries, data to supervise
Survey device, control device and data transmission device, data monitoring device detects the working conditions of batteries and residing in real time
Ambient condition, control device is sent to by the parameter measured, and control device leads to the data after processing after handling data
Cross data transmission device and be sent to monitor supervision platform or mobile terminal, so as to be monitored in real time to underground battery, adjust in time
The parameter of underground battery is saved, the remote monitoring to underground battery is realized, it is ensured that it is in normal working condition, without
Battery is dismantled, substantial amounts of manpower and materials are saved.
Brief description of the drawings
, below will be right in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art
The accompanying drawing used required in embodiment or description of the prior art is briefly described, it should be apparent that, describe below
In accompanying drawing be some embodiments of the present utility model, for those of ordinary skill in the art, do not paying creativeness
On the premise of work, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 shows a kind of structural representation for underground battery case that the utility model embodiment is provided；
Fig. 2 shows a kind of structural representation for buried electrical pool equipment that the utility model embodiment is provided；
Fig. 3 shows a kind of structured flowchart for underground battery case that the utility model embodiment is provided；
Fig. 4 shows the structural representation for the wireless transport module that the utility model embodiment is provided；
Fig. 5 shows a kind of another structured flowchart for underground battery case that the utility model embodiment is provided.
Icon：
In accompanying drawing 1, the list of parts representated by each label is as follows：
1- batteries；2- control devices；
3- environment sensors；4- negative terminals；
5- positive terminals；6- sealing strips.
In accompanying drawing 2, the list of parts representated by each label is as follows：
7- wire transmission modules；8- environment sensors；
9- water joints；10- upper shells；
11- lower houses；12- connectors.
In accompanying drawing 3, the list of parts representated by each label is as follows：
30- batteries；31- data monitoring devices；
32- data monitoring devices.
In accompanying drawing 4, the list of parts representated by each label is as follows：
40- wireless transport modules；41- wireless transmission units；
410- mobile communication baseband processing chips；411- analog-to-digital conversion modules；
412- mobile communication radio frequency chips；413- mobile communication antennas.
In accompanying drawing 5, the list of parts representated by each label is as follows：
The environment sensors of 50- first；The environment sensors of 51- second.
Embodiment
Below in conjunction with accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out clear
Chu, it is fully described by, it is clear that described embodiment is only a part of embodiment of the utility model, rather than whole realities
Apply example.The component for the utility model embodiment being generally described and illustrated herein in the accompanying drawings can be come with a variety of configurations
Arrangement and design.Therefore, the detailed description of embodiment of the present utility model below to providing in the accompanying drawings is not intended to limit
Claimed scope of the present utility model, but it is merely representative of selected embodiment of the present utility model.Based on the utility model
Embodiment, the every other embodiment that those skilled in the art are obtained on the premise of creative work is not made, all
Belong to the scope of the utility model protection.
, it is necessary to explanation in description of the present utility model, term " " center ", " on ", " under ", it is "left", "right", " perpendicular
Directly ", the orientation or position relationship of the instruction such as " level ", " interior ", " outer " are, based on orientation shown in the drawings or position relationship, to be only
For the ease of describing simplified description of the present utility model, rather than to indicate or imply that signified device or element must have specific
Orientation, with specific azimuth configuration and operation, therefore it is not intended that to limitation of the present utility model.In addition, term " the
One ", " second ", " the 3rd " are only used for describing purpose, and it is not intended that indicating or implying relative importance.Wherein, term "
One position " is two different positions with " second place ".
, it is necessary to which explanation, unless otherwise clearly defined and limited, term " are pacified in description of the present utility model
Dress ", " connected ", " connection " should be interpreted broadly, for example, it may be fixedly connected or be detachably connected, or integratedly
Connection；Can be mechanical connection or electrical connection；Can be joined directly together, can also be indirectly connected to by intermediary,
It can be the connection of two element internals.For the ordinary skill in the art, above-mentioned art can be understood with concrete condition
Concrete meaning of the language in the utility model.
In view of the underground battery in correlation technique, in order to accomplish that the battery that anticorrosion will typically set parameter is close
It is enclosed in sealed cabinet, is connected by wiring with external utilization device, is that external utilization device is powered.But, it is above-mentioned buried
The problem of damaging or corrode is occurring in formula battery during use, it is impossible to learn water logging, leakage and voltage and current parameter
Change, more can not re-start parameter setting in the battery in buried, it is monitored or changed parameter can only be by
Battery takes out, the corresponding parameter of measurement produced problem or change parameter to judge, therefore, above-mentioned underground battery makes
The serious development and application that govern underground battery of monitoring and maintenance during.Based on this, the utility model embodiment
There is provided a kind of underground battery case and equipment, it is described below by embodiment.
Embodiment 1
In order to understand the working condition and the working environment residing for it of underground battery in real time, in time to buried electrical
Pond carries out parameter adjustment.Referring to Fig. 1 and Fig. 3, a kind of underground battery case is present embodiments provided, underground battery case includes：
Batteries 30, data monitoring device 31, control device 2 and data monitoring device 32；
Data monitoring device 31 is arranged in underground battery case, and control device 2 is arranged on the side of batteries 30；
Data monitoring device 31 is connected with batteries 30 and control device 2 respectively, and control device 2 is also filled with data monitoring
Put 32 connections.
By above example as can be seen that data monitoring device 31 is arranged in batteries 30, it can monitor in real time
Environment residing for battery 1, and environmental data will be measured be sent to control device 2,2 pairs of data measured of control device are divided
Analysis handled after data, and the data after handling are sent to exterior terminal by data monitoring device 32, just
The working condition and the environment residing for it of underground battery, working condition and institute when the underground battery are understood in time in people
When the environment at place changes, the modification of control instruction progress parameter can be sent to control device 2 by exterior terminal, it is ensured that
Underground battery is in the parameter area of normal work room, so that the remote monitoring to underground battery is realized, with work people
Check that the working condition of underground battery is compared to scene, save substantial amounts of manpower and materials.
In order to the working environment residing for preferably measurement underground battery, present embodiments provide a kind of buried
Battery case, data monitoring device 31 includes：Environment sensor 3 and environment sensor 8；
Environment sensor 3 is arranged in batteries 30, and is connected with control device 2；
Environment sensor 8 is arranged on the top of control device 2, and is connected with control device 2, passes through water joint 9 and ground
Buried battery case is tightly connected and stretched out outside underground battery case.
By above example as can be seen that environment sensor 3 is arranged in batteries 30, in buried battery
The interior environment of the buried battery of internal measurement 1 case of 1 case, environment sensor 8 stretches out the outside of underground battery case, measurement
The external environment of the underground battery case, by the contrast of external environment data and interior environmental data, more accurately can understand ground
The change of buried battery case local environment, timely judges whether underground battery case work is normal, is easy to timely located
Reason, wherein, environment sensor 3 and environment sensor 8 include：Temperature sensor, humidity sensor and baroceptor
Deng being easy to comprehensively gather environmental data.
In addition, multiple environment sensors 3 can be included, referring to Fig. 5, such as：First environment sensor 50 and
Two environment sensors 51, are uniformly arranged in batteries 30 by pre-determined distance, wherein, the first environment sensor 50 and
Two environment sensors 51 are connected with control device 2 respectively, and the interior environmental data in the predeterminable area measured is sent into control
Device 2.
In order to realize that the data after control unit is handled are sent to exterior terminal, referring to Fig. 4, the present embodiment is provided
A kind of underground battery case, data monitoring device 32 includes：Wire transmission module 7 and wireless transport module 40；
Wire transmission module 7 and wireless transport module 40 are connected with control device 2 respectively.
Wireless transport module 40 includes：Wireless transmission unit 41；
Wireless transmission unit 41 is connected with control device 2.
By above example as can be seen that the data after control device 2 is handled can be transmitted by wire transmission module 7
To the control terminal or display terminal on ground, remote terminal can also be sent to by wireless transport module 40, be easy to detect people
Member understands the working condition and residing ambient condition of underground battery in time.
Wherein, wireless transmission unit 41 includes：Mobile communication baseband processing chip 410, analog-to-digital conversion module 411, movement
Communication radio frequency chip 412 and mobile communication antenna 413；
Mobile communication baseband processing chip 410 is connected with control device 2 and analog-to-digital conversion module 411 respectively；Analog-to-digital conversion
Module 411 is connected with mobile communication radio frequency chip 412；Mobile communication radio frequency chip 412 and mobile communication antenna 413 are connected.
Mobile communication baseband processing chip 410, for data to be modulated with processing, will carry out the number after modulation treatment
According to analog-to-digital conversion module 411 is sent to, the data after modulation are transmitted in the mobile communication network.
The data that digital-to-analogue conversion is finished for carrying out digital-to-analogue conversion to data, and are sent to shifting by analog-to-digital conversion module 411
Dynamic communication radio frequency chip 412；
Wherein, analog-to-digital conversion module 411, for the signal of carrying data to be converted into analog signal from data signal, make
Obtaining data can be transmitted in the mobile communication network.
Mobile communication radio frequency chip 412, the data for digital-to-analogue conversion to be finished are sent to by mobile communication antenna 413
Remote terminal so that long-range monitoring personnel or quality inspection personnel, by mobile communications network receive data understand in time it is buried
The working condition of formula battery is simultaneously adjusted correspondingly to parameter.
Wherein, mobile communication baseband processing chip 410, analog-to-digital conversion module 411 and mobile communication radio frequency chip 412, shifting
Dynamic communication antenna 413 can using it is existing it is any can realize the chip or circuit of corresponding function, no longer go to live in the household of one's in-laws on getting married one by one here
State.
It is powered to be adapted to different power consumption equipment, present embodiments provides a kind of underground battery case, electric power storage
Pond group 30 includes：Multiple batteries 1.
By above example as can be seen that the storage included according to the difference of electrical equipment power consumption, batteries 30
The quantity of battery 1 is set accordingly also according to demand, fully meets need for electricity, wherein including on each battery 1：Negative pole
Binding post 4 and positive terminal 5, the discharge and recharge to battery 1 is realized by binding post.
In order to which whether the working condition of battery 1 is normally carried out detection, a kind of underground battery case is present embodiments provided,
Underground battery case also includes：Current Voltage detects modulating unit；
Current Voltage detection modulating unit is connected with batteries 30 and control device 2 respectively.
By above example as can be seen that Current Voltage detection modulating unit can detect the electric current of battery 1 in real time
And voltage, also voltage can be adjusted according to demand, external electric equipment can configure the output voltage of underground battery case
Parameter, configurable range is 5V to 48V, and regulation stepping is 0.1V, is automatically saved after voltage parameter regulation, power-off will not lose；
Also include a variety of charge modes, external electric equipment can be configured the charge mode parameter of battery case by power cable, be can configure
For time-dependent current intermittent charge pattern, time variant voltage intermittent charge pattern, three stage charging system pattern (trickle charge>Constant-current charge>Constant pressure
Charging), automatically saved after charge mode parameter regulation, power-off will not lose.
In addition, in addition to：Abnormal log, this battery case when noting abnormalities will log as far as possible, such as
Superhigh temperature, ultralow temperature, immersion/in the dead of night, flatulence, short circuit, brownout etc., external electric equipment can remotely read the different of battery case
Chang Zhi, the recyclable storage 99 of abnormal log；The memory effect of battery 1 is removed, and battery case can record battery 1 automatically away from upper
The time that memory effect is removed, remotely configurable battery case is into memory effect cleaning module, and battery case will be turned down
Put protection final voltage and suspend in this memory effect cleaning module discharge regime and charge, realize to the buried case of battery 1
Interior battery 1 carries out memory effect removing；The Cross prevention of battery 1, the voltage of the measurable internal battery 1 of this battery case,
When the voltage of battery 1 is less than Cross prevention final voltage, battery 1 will close power output function, and electrician is saved while entering
Operation mode, power-saving working mode battery case only just carries out battery case status monitoring when external electric equipment sends query statement；
Width funtion is inputted, and this battery case has wider input voltage range, wide input voltage range：7.5V to 28V；Support maximum work
Rate point tracking (Maximum Power Point Tracking, MPPT) module is installed, and this battery case control unit is reserved with
MPPT module mounting locations, when battery case, which is connected to solar panels, to be charged, can install MPPT modules, improve solar charging
Electrical efficiency；The temperature-compensating of battery 1, the measurable internal and external environment temperature data of this battery case, passes through the temperature-compensating of control unit
Algorithm, this battery case is adapted to different ambient operating temperatures, is that battery 1 sets more rational charging/discharging voltage；
In summary, a kind of underground battery case that the present embodiment is provided, by setting batteries, data monitoring to fill
Put, control device and data monitoring device, data monitoring device detects the working condition and residing environment of batteries in real time
State, control device is sent to by the parameter measured, and the data after processing are passed through number by control device after handling data
Monitor supervision platform or mobile terminal are sent to according to monitoring device, so as to be monitored in real time to underground battery, in time adjustably
The parameter of buried battery, realizes the remote monitoring to underground battery, it is ensured that it is in normal working condition, without to electricity
Pond is dismantled, and saves substantial amounts of manpower and materials.
Embodiment 2
In order to preferably be protected to buried battery case, referring to Fig. 2, a kind of underground battery is present embodiments provided
Equipment, buried electrical pool equipment includes：Underground battery case and anticorrosion shell in embodiment 1；
Underground battery case is arranged in anticorrosion shell.
Anticorrosion shell includes：Upper shell 10, upper shell 11, sealing strip 6 and connector 12；
Underground battery case is sealingly disposed in upper shell 11, and upper shell 10 is arranged on the top of upper shell 11, passes through connection
Part 12 is fixedly connected with upper shell 11；
Sealing strip 6 is arranged on the fixed connection place of upper shell 11 and upper shell 10.
By above example as can be seen that can be carried out by the setting of anticorrosion shell to buried battery case fine
Protection, sealing set can ensure the accuracy of data monitoring, be more beneficial for being monitored data.
In summary, a kind of buried electrical pool equipment that the present embodiment is provided, by setting batteries, data monitoring to fill
Put, control device and data monitoring device, data monitoring device detects the working condition and residing environment of batteries in real time
State, control device is sent to by the parameter measured, and the data after processing are passed through number by control device after handling data
Monitor supervision platform or mobile terminal are sent to according to monitoring device, so as to be monitored in real time to underground battery, in time adjustably
The parameter of buried battery, realizes the remote monitoring to underground battery, it is ensured that it is in normal working condition, without to electricity
Pond is dismantled, and saves substantial amounts of manpower and materials.
It is described above, embodiment only of the present utility model, but protection domain of the present utility model do not limit to
In this, any one skilled in the art can readily occur in change in the technical scope that the utility model is disclosed
Or replace, it should all cover within protection domain of the present utility model.Therefore, protection domain of the present utility model should be described with power
The protection domain that profit is required is defined.
Claims (10)
1. underground battery case, it is characterised in that the underground battery case includes：Batteries, data monitoring device, control
Device and data transmission device；
The data monitoring device is arranged in the underground battery case, and the control device is arranged on the batteries one
Side；
The data monitoring device is connected with the batteries and the control device respectively, the control device also with it is described
Data transmission device is connected.
2. underground battery case according to claim 1, it is characterised in that the data monitoring device includes：Interior environment
Sensor and environment sensor；
The environment sensor is arranged in the batteries, and is connected with the control device；
The environment sensor is arranged at the top of the control device, and is connected with the control device, passes through water joint
It is tightly connected and stretches out outside the underground battery case with the underground battery case.
3. underground battery case according to claim 1, it is characterised in that the data transmission device includes：Wired biography
Defeated module and wireless transport module；
The wire transmission module and the wireless transport module are connected with the control device respectively.
4. underground battery case according to claim 3, it is characterised in that the wireless transport module includes：It is wireless to pass
Defeated unit；
The wireless transmission unit is connected with the control device.
5. underground battery case according to claim 4, it is characterised in that the wireless transmission unit includes：It is mobile logical
Believe baseband processing chip, analog-to-digital conversion module, mobile communication radio frequency chip and mobile communication antenna；
The mobile communication baseband processing chip is connected with the control device and the analog-to-digital conversion module respectively；The modulus
Modular converter is connected with the mobile communication radio frequency chip；The mobile communication radio frequency chip and the mobile communication antenna connect
Connect.
6. underground battery case according to claim 2, it is characterised in that the environment sensor and the external environment
Sensor includes：Temperature sensor, humidity sensor and baroceptor；
The temperature sensor, the humidity sensor and the baroceptor are connected with the control device respectively.
7. underground battery case according to claim 1, it is characterised in that the batteries include：Multiple batteries.
8. underground battery case according to claim 1, it is characterised in that the underground battery case also includes：Electric current
Voltage detecting modulating unit；
The Current Voltage detection modulating unit is connected with the batteries and the control device respectively.
9. buried electrical pool equipment, it is characterised in that the buried electrical pool equipment includes：Described in any one of claim 1 to 8
Underground battery case and anticorrosion shell；
The underground battery case is arranged in the anticorrosion shell.
10. buried electrical pool equipment according to claim 9, it is characterised in that the anticorrosion shell includes：Upper casing
Body, lower house, sealing strip and connector；
The underground battery case is sealingly disposed in the lower house, and the upper shell is arranged on the lower house top, is led to
The connector is crossed to be fixedly connected with the lower house；
The sealing strip is arranged on the fixed connection place of the lower house and the upper shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720131208.6U CN206432751U (en) | 2017-02-13 | 2017-02-13 | Underground battery case and equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720131208.6U CN206432751U (en) | 2017-02-13 | 2017-02-13 | Underground battery case and equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206432751U true CN206432751U (en) | 2017-08-22 |
Family
ID=59591267
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720131208.6U Expired - Fee Related CN206432751U (en) | 2017-02-13 | 2017-02-13 | Underground battery case and equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206432751U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109673120A (en) * | 2019-01-12 | 2019-04-23 | 上海汇珏网络通信设备股份有限公司 | A kind of buried cabinet of drawing and pulling type structure |
| CN109687044A (en) * | 2019-01-08 | 2019-04-26 | 安徽理士新能源发展有限公司 | A kind of communication base station wisdom lithium-ions battery |
-
2017
- 2017-02-13 CN CN201720131208.6U patent/CN206432751U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109687044A (en) * | 2019-01-08 | 2019-04-26 | 安徽理士新能源发展有限公司 | A kind of communication base station wisdom lithium-ions battery |
| CN109673120A (en) * | 2019-01-12 | 2019-04-23 | 上海汇珏网络通信设备股份有限公司 | A kind of buried cabinet of drawing and pulling type structure |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
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Granted publication date: 20170822 Termination date: 20200213 |