CN202158883U - Wireless telemetering valve-controlled water meter - Google Patents
Wireless telemetering valve-controlled water meter Download PDFInfo
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- CN202158883U CN202158883U CN2011202400797U CN201120240079U CN202158883U CN 202158883 U CN202158883 U CN 202158883U CN 2011202400797 U CN2011202400797 U CN 2011202400797U CN 201120240079 U CN201120240079 U CN 201120240079U CN 202158883 U CN202158883 U CN 202158883U
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 77
- 238000004891 communication Methods 0.000 claims abstract description 27
- 230000033001 locomotion Effects 0.000 claims abstract description 22
- 238000001514 detection method Methods 0.000 claims abstract description 15
- 230000005540 biological transmission Effects 0.000 claims description 16
- 230000005622 photoelectricity Effects 0.000 claims description 15
- 230000009466 transformation Effects 0.000 claims description 6
- 238000006243 chemical reaction Methods 0.000 claims description 3
- 230000007704 transition Effects 0.000 claims description 3
- 238000009434 installation Methods 0.000 abstract description 3
- 238000012423 maintenance Methods 0.000 abstract description 2
- 239000003638 chemical reducing agent Substances 0.000 description 3
- 235000012206 bottled water Nutrition 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000003651 drinking water Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000006855 networking Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
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- 230000003068 static effect Effects 0.000 description 1
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Abstract
The utility model discloses a wireless telemetering valve-controlled water meter, comprising a water meter device, a control device and an antenna. The control device is detachably fixed on the water meter device, and the antenna is detachably fixed on the control device. The water meter device comprises a valve, a print wheel, a photoelectric recognition unit, a housing and a water meter movement. The control device comprises a power supply unit, a microprocessor, a radio communication unit, a valve motor and a valve state detection unit. The photoelectric recognition unit reads data on the print wheel. The power supply unit is electrically connected to the photoelectric recognition unit, a microprocessor, the radio communication unit and a valve motor. The microprocessor is electrically connected to the radio communication unit, the valve motor and the valve state detection unit. The valve motor controls the opening and closing of the valve. The radio communication unit sends signal through an antenna. The wireless telemetering valve-controlled water meter is advantageous in that a split type structure facilitates the installation and maintenance; if one part is damaged, it is only required to replace the damaged part without disassembling the entire water meter, greatly saving cost.
Description
Technical field
The utility model relates to a kind of wireless remote transmission valve control water meter.
Background technology
The water meter of band valve control mainly contains smart card water meter and teletransmission valve control water meter two big classes at present.
Smart card water meter has controller and control water valve, through the prepaid card water, does not carry out the networking of checking meter.The user must be in that hold could normal water after purchasing water.This control mode had both been avoided the difficult problem of water undertaking's manual metering, had solved the problem of difficult charge again.But the problem of its existence is:
1, the water use model of smart card water meter is " water behind the post-pay paystation "; Do not carry out and check meter, do not have networking yet, can't statistics of user's work as water consumption per month; Cause that important economic target of water undertaking---the production and marketing rate can't be added up, thereby cause that the scheduling of supplying water holds with balanced being difficult to.Understand water meter ruuning situation and add up each user and work as water consumption per month, water undertaking still must send someone to check to the doorstep and check meter in every month.
2, the reducer gear of existing smart card water meter valve control part all is a flush system; The structure of such reductor makes that its torsion is smaller; So when the water meter valve is in Chang Kai or the normally closed state and the influence of hydraulic pressure and water quality for a long time; Can cause valve to start the increase of torsion and electric current, thereby cause valve control malfunctioning.Thus, the one, the phenomenon of " will close and can't close " appears in meeting, makes the water user need not recharging and paying and the ability water, causes the direct economic loss of water undertaking, has also lost the meaning of this water meter control water consumption; The 2nd, the phenomenon of " will hold and not open " can appear, makes after water user's recharging and paying and can not water, brought unnecessary trouble to the water user.
At present teletransmission valve control water meter mainly contains pulsimeter numerical expression and two big types of photoelectric direct-readings, and water meter itself has data metering and processing capacity, carries out data communication, the switch of realization automatic data logging and by-pass valve control through remote computer or handheld reading meter device and water meter.Its water use model both can be traditional back way of paying, also can realize the prepayment mode of " water behind the post-pay paystation ", had overcome some drawbacks of smart card water meter.But, present all on the market teletransmission valve control tables, the reducer gear of valve control part all is a flush system, exists the same problem of smart card water meter, promptly causes valve control malfunctioning easily.
The utility model content
The utility model technical matters to be solved provides a kind of simple in structure, easy for installation, can be controlled the wireless remote transmission valve control water meter of its valve opening and closing or half-open semi-closure by distance host.
In order to solve the problems of the technologies described above, the technical scheme that the utility model provided is: a kind of wireless remote transmission valve control water meter comprises water meter device, control device and antenna; Said control device is fixed on the water meter device removably, and antenna is fixed on the control device removably; Said water meter device comprises valve, character wheel, photoelectricity recognition unit, watchcase and water meter movement; Said control device comprises power supply unit, microprocessor, wireless communication unit, valve driving machine and valve state detection unit; Said photoelectricity recognition unit reads the data on the character wheel; Said power supply unit is electrically connected with photoelectricity recognition unit, microprocessor, wireless communication unit and valve driving machine; Said microprocessor also is electrically connected with wireless communication unit, valve driving machine and valve state detection unit; Said valve driving machine by-pass valve control opens and closes; Said wireless communication unit is through the antenna receiving-sending signal.
Said valve driving machine comprises motor and speed reducer; Said reductor comprises movement and the enclosing cover that covers movement, and said movement comprises train wheel bridge, lower plate, first gear shaft, second gear shaft, the 3rd gear shaft, double-layer gear and output shaft; Said enclosing cover is fixed on the train wheel bridge; Said first gear shaft, second gear shaft and the 3rd gear shaft are triangularly arranged, and all are arranged between train wheel bridge and the lower plate; Said double-layer gear is provided with a plurality of, and is lower floor's gear wheel, upper strata pinion wheel; Clearance fit has a double-layer gear on said first gear shaft, on second gear shaft and the 3rd gear shaft respectively clearance fit N double-layer gear arranged; The gear wheel of the double-layer gear on said first gear shaft and the motor output shaft gearing mesh of motor; From the bottom up gear wheel and the pinion of the double-layer gear on first gear shaft of first double-layer gear on said second gear shaft; From the bottom up the gear wheel engagement of N double-layer gear on from the bottom up pinion wheel and the 3rd gear shaft of N double-layer gear on said second gear shaft, from the bottom up the pinion of N double-layer gear on from the bottom up gear wheel and the 3rd gear shaft of N+1 double-layer gear on second gear shaft; From the bottom up pinion wheel and the output shaft gear on the output shaft engagement of last double-layer gear on said the 3rd gear shaft; The output shaft of said output shaft and motor is eccentric to be provided with; Said N is a positive integer.
Said N is three.
Said movement also comprises web joint, and said web joint is fixed on the motor, and lower plate is fixed on the upper surface of web joint.
Said movement also comprises three support columns at the edge that is fixed between train wheel bridge and the lower plate.
Said power supply unit comprises voltage transformation module and battery or external power supply.Voltage transformation module is the voltage that is fit to photoelectricity recognition unit, microprocessor, wireless communication unit and valve driving machine with battery or external power supply voltage transitions.
Said valve state detection unit comprises two limit switches, and two limit switches are installed in the position that valve opens and closes fully respectively.
Said valve state detection unit comprises current sensing means, and current sensing means detects the drive current of valve driving machine.
Said wireless communication unit comprises the low-consumption wireless remote-transmission module; Said low-consumption wireless remote-transmission module converts wireless signal into be fit to the microprocessor level signal and is transferred to microprocessor, and is that transmission of wireless signals is given main frame with the conversion of signals that microprocessor sends.
After having adopted technique scheme; The utlity model has positive effect: the control device of (1) the utility model is fixed on the water meter device removably, and antenna is fixed on the control device removably, and this split-type structural is convenient to installation and maintenance; If certain part is damaged; Then only need to change the part of damaging, need not pull down whole water meter, greatly practiced thrift cost.
(2) microprocessor of the utility model carries out communication through wireless communication unit and main frame; Thereby realized the Long-distance Control of main frame to the valve of the utility model, simple in structure, can be long-range when the user is in arrears with water rate with valve closing; Perhaps valve is closed half; Reduce discharge, but guarantee the regular supply of potable water, thereby supervise the user in time to pay water rate.
(3) the utility model can let valve carry out shift motion at a fixed time through setting, prevents that valve from becoming rusty extremely because of long-time static.
(4) the utility model through on second gear shaft of reductor and the 3rd gear shaft respectively clearance fit N double-layer gear arranged; Simplified the structure of reductor; Reduced cost; When practicing thrift the movement space greatly, farthest improved the reduction gear ratio and the torsion of the utility model, the situation of can not operation valve opening or closing can not appear.
(5) reductor of the utility model is sent to power on the gear of second gear shaft through the double-layer gear on first gear shaft, thereby effectively reduces the moment that acts on second gear shaft, effectively prevents the second gear shaft torsional deformation.
(6) reductor of the utility model is provided with many support columns between train wheel bridge and lower plate, and this structure makes that the structure of the utility model is more stable.
Description of drawings
For the content that makes the utility model is expressly understood more easily,, the utility model is done further detailed explanation, wherein below according to specific embodiment and combine accompanying drawing
Fig. 1 is the structural representation of the utility model.
Fig. 2 is water meter device and the control device structural representation after separately of the utility model.
Fig. 3 is the theory diagram of the utility model.
Fig. 4 is the structural representation of the valve driving machine of the utility model.
Fig. 5 is the vertical view of movement of reductor of the valve driving machine of the utility model.
Fig. 6 removes the synoptic diagram that launches movement behind the enclosing cover for the valve driving machine of the utility model.
Label in the accompanying drawing is:
Embodiment
(embodiment 1)
See Fig. 1 and Fig. 2, present embodiment comprises water meter device 1, control device 2 and antenna 3.Control device 1 is fixed on the water meter device 1 removably.Antenna 3 is fixed on the control device 2 removably.
See Fig. 3, water meter device 1 comprises valve 11, character wheel 12, photoelectricity recognition unit 13, watchcase and water meter movement.Control device comprises power supply unit 21, microprocessor 22, wireless communication unit 23, valve driving machine 24 and valve state detection unit 25.Power supply unit 21 is electrically connected with photoelectricity recognition unit 13, microprocessor 22, wireless communication unit 23 and valve driving machine 24.Microprocessor 22 also is electrically connected with wireless communication unit 23, valve driving machine 24 and valve state detection unit 25.Valve driving machine 24 by-pass valve controls 11 open and close.Wireless communication unit 23 is through antenna 3 receiving and transmitting signals.Power supply unit 21 comprises voltage transformation module and battery or external power supply.Voltage transformation module is the voltage that is fit to photoelectricity recognition unit 13, microprocessor 22, wireless communication unit 23 and valve driving machine 24 with battery or external power supply voltage transitions.
Photoelectricity recognition unit 13 reads the data on the character wheel 12.Photoelectricity recognition unit 13 comprises being arranged on and is parallel to the some to infrared transmitting tube and infrared receiving tube of character wheel 12 positions, and is arranged on the some signal distinguishing marks on the character wheel 12.
See Fig. 4 to Fig. 6, valve driving machine 24 comprises motor 241 and reductor 242.Reductor 242 comprises movement 2421 and the enclosing cover 2422 that covers movement 2421, and movement 2421 comprises train wheel bridge 24211, lower plate 24212, web joint 24213, support column 24214, first gear shaft 24215, second gear shaft 24216, the 3rd gear shaft 24217, double-layer gear 24218 and output shaft 24219.Enclosing cover 2422 is fixed on the train wheel bridge 24211.First gear shaft 24215, second gear shaft 24216 and the 3rd gear shaft 24217 are triangularly arranged, and all are arranged between train wheel bridge 24211 and the lower plate 24212.Double-layer gear 24218 is provided with seven, and is lower floor's gear wheel, upper strata pinion wheel.Clearance fit has on a double-layer gear 24218, the second gear shafts 24216 and the 3rd gear shaft 24217 respectively that clearance fit has three double-layer gears 24218 on first gear shaft 24215.The gear wheel of the double-layer gear 24218 on first gear shaft 24215 and 1111 engagements of the motor output shaft gear of motor 111.From the bottom up gear wheel and the pinion of the double-layer gear 24218 on first gear shaft 24215 of first double-layer gear 24218 on second gear shaft 24216.From the bottom up the gear wheel engagement of first, second, third double-layer gear 24218 on from the bottom up pinion wheel and the 3rd gear shaft 24217 of first, second, third double-layer gear 24218 on second gear shaft 24216, from the bottom up the pinion of first, second double-layer gear 24218 on from the bottom up gear wheel and the 3rd gear shaft 24217 of second, third double-layer gear 24218 on second gear shaft 24216.From the bottom up pinion wheel and the output shaft gear on the output shaft 24,219 242191 engagements of the 3rd double-layer gear 24218 on the 3rd gear shaft 24217.Output shaft 24219 is provided with the output shaft of motor 241 is eccentric.Web joint 24213 is fixed on the motor 241, and lower plate 24212 is fixed on the upper surface of web joint 24213.Support column 24214 is provided with three, and all is fixed on the edge between train wheel bridge 24211 and the lower plate 24212.
Valve state detection unit 25 comprises two limit switches and current sensing means.Two limit switches are installed in the position that valve 11 opens and closes fully respectively.When valve touches limit switch when opening or closing fully, thereby single-chip microcomputer can detect valve state of living in.When two limit switches lost efficacy or damage, current sensing means detected the drive current of valve driving machine 24.Because the electric current when valve driving machine 24 more normally rotates when stall is a lot of greatly; Valve 11 is at complete opening or when closing fully; Because the restriction of physical construction can't be rotated further valve 11; This moment, therefore valve driving machine 24 stalls through the drive current of current sensing means detection valve driving machine 24, can make microprocessor 22 judge valve 11 residing positions.Want power saving a lot of owing to use limit switch than using current sensing means, therefore, preferentially use two limit switches, when two limit switches lost efficacy or damage, just use current sensing means.
Wireless communication unit 23 comprises the low-consumption wireless remote-transmission module.The low-consumption wireless remote-transmission module converts wireless signal into be fit to microprocessor 22 level signal and is transferred to microprocessor 22, and is that transmission of wireless signals is given main frame with the conversion of signals that microprocessor 22 sends, thereby makes microprocessor 22 and main frame carry out communication.The signal controlling photoelectricity recognition unit 13 that microprocessor 22 sends according to main frame according to agreement is read character wheel 12 current readings or by-pass valve control motor 24 controlled valves 11.
When the user is in arrears with water rate, can valve 11 be closed, perhaps valve 11 closed half, reduce discharge, but guarantee the regular supply of potable water, thereby supervise the user in time to pay water rate through long-range.
Above-described specific embodiment; Purpose, technical scheme and beneficial effect to the utility model have carried out further explain, it should be understood that the above is merely the specific embodiment of the utility model; Be not limited to the utility model; All within the spirit and principle of the utility model, any modification of being made, be equal to replacement, improvement etc., all should be included within the protection domain of the utility model.
Claims (9)
1. a wireless remote transmission valve control water meter is characterized in that: comprise water meter device (1), control device (2) and antenna (3); Said control device (2) is fixed on the water meter device (1) removably, and antenna (3) is fixed on the control device (2) removably; Said water meter device (1) comprises valve (11), character wheel (12), photoelectricity recognition unit (13), watchcase and water meter movement; Said control device comprises power supply unit (21), microprocessor (22), wireless communication unit (23), valve driving machine (24) and valve state detection unit (25); Said photoelectricity recognition unit (13) reads the data on the character wheel (12); Said power supply unit (21) is electrically connected with photoelectricity recognition unit (13), microprocessor (22), wireless communication unit (23) and valve driving machine (24); Said microprocessor (22) also is electrically connected with wireless communication unit (23), valve driving machine (24) and valve state detection unit (25); Said valve driving machine (24) by-pass valve control (11) opens and closes; Said wireless communication unit (23) is through antenna (3) receiving and transmitting signal.
2. a kind of wireless remote transmission valve control water meter according to claim 1, it is characterized in that: said valve driving machine (24) comprises motor (241) and reductor (242); Said reductor (242) comprises movement (2421) and covers the enclosing cover (2422) of movement (2421) that said movement (2421) comprises train wheel bridge (24211), lower plate (24212), first gear shaft (24215), second gear shaft (24216), the 3rd gear shaft (24217), double-layer gear (24218) and output shaft (24219); Said enclosing cover (2422) is fixed on the train wheel bridge (24211); Said first gear shaft (24215), second gear shaft (24216) and the 3rd gear shaft (24217) are triangularly arranged, and all are arranged on train wheel bridge between (24211) and the lower plate (24212); Said double-layer gear (24218) is provided with a plurality of, and is lower floor's gear wheel, upper strata pinion wheel; Said first gear shaft (24215) is gone up clearance fit has a double-layer gear (24218), on second gear shaft (24216) and the 3rd gear shaft (24217) respectively clearance fit N double-layer gear (24218) arranged; The gear wheel of the double-layer gear (24218) on said first gear shaft (24215) and the engagement of the motor output shaft gear (2411) of motor (241); From the bottom up gear wheel and the pinion of the double-layer gear (24218) on first gear shaft (24215) of first double-layer gear (24218) on said second gear shaft (24216); From the bottom up the gear wheel engagement of N double-layer gear (24218) on from the bottom up pinion wheel and the 3rd gear shaft (24217) of N double-layer gear (24218) on said second gear shaft (24216), from the bottom up the pinion of N double-layer gear (24218) on from the bottom up gear wheel and the 3rd gear shaft (24217) of N+1 double-layer gear (24218) on second gear shaft (24216); From the bottom up pinion wheel and the output shaft gear (242191) on the output shaft (24219) engagement of last double-layer gear (24218) on said the 3rd gear shaft (24217); Said output shaft (24219) is provided with the output shaft of motor (241) is eccentric; Said N is a positive integer.
3. a kind of wireless remote transmission valve control water meter according to claim 2, it is characterized in that: said N is three.
4. according to claim 2 or 3 described a kind of wireless remote transmission valve control water meters; It is characterized in that: said movement (2421) also comprises web joint (24213); Said web joint (24213) is fixed on the motor (241), and lower plate (24212) is fixed on the upper surface of web joint (24213).
5. according to claim 2 or 3 described a kind of wireless remote transmission valve control water meters, it is characterized in that: said movement (2421) also comprises three support columns (24214) that are fixed on the edge between train wheel bridge (24211) and the lower plate (24212).
6. a kind of wireless remote transmission valve control water meter according to claim 1, it is characterized in that: said power supply unit (21) comprises voltage transformation module and battery or external power supply.Voltage transformation module is the voltage that is fit to photoelectricity recognition unit (13), microprocessor (22), wireless communication unit (23) and valve driving machine (24) with battery or external power supply voltage transitions.
7. a kind of wireless remote transmission valve control water meter according to claim 1, it is characterized in that: said valve state detection unit (25) comprises two limit switches, two limit switches are installed in the position that valve (11) opens and closes fully respectively.
8. according to claim 1 or 7 described a kind of wireless remote transmission valve control water meters, it is characterized in that: said valve state detection unit (25) comprises current sensing means, and current sensing means detects the drive current of valve driving machine (24).
9. a kind of wireless remote transmission valve control water meter according to claim 1, it is characterized in that: said wireless communication unit (23) comprises the low-consumption wireless remote-transmission module; Said low-consumption wireless remote-transmission module is transferred to microprocessor (22) with the signal that wireless signal converts suitable microprocessor (22) level into, and is that transmission of wireless signals is given main frame with the conversion of signals that microprocessor (22) sends.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202400797U CN202158883U (en) | 2011-07-08 | 2011-07-08 | Wireless telemetering valve-controlled water meter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202400797U CN202158883U (en) | 2011-07-08 | 2011-07-08 | Wireless telemetering valve-controlled water meter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202158883U true CN202158883U (en) | 2012-03-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011202400797U Expired - Lifetime CN202158883U (en) | 2011-07-08 | 2011-07-08 | Wireless telemetering valve-controlled water meter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202158883U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104198008A (en) * | 2014-08-11 | 2014-12-10 | 东本电气科技(苏州)有限公司 | Valve-controlled remote-transmitting water meter |
| EP2963734A1 (en) * | 2014-07-04 | 2016-01-06 | Kamstrup A/S | Data transmission system with transmission module |
| WO2016000722A1 (en) * | 2014-07-04 | 2016-01-07 | Kamstrup A/S | Data transmission system |
| CN111272248A (en) * | 2020-04-03 | 2020-06-12 | 欧健 | But intelligent control water gauge of split combined type |
| CN112856239A (en) * | 2021-01-12 | 2021-05-28 | 山东三川水表有限公司 | But intelligent water gauge of split combined type |
| WO2021196174A1 (en) * | 2020-04-03 | 2021-10-07 | 欧健 | Water meter having data output interface |
-
2011
- 2011-07-08 CN CN2011202400797U patent/CN202158883U/en not_active Expired - Lifetime
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2963734A1 (en) * | 2014-07-04 | 2016-01-06 | Kamstrup A/S | Data transmission system with transmission module |
| WO2016000722A1 (en) * | 2014-07-04 | 2016-01-07 | Kamstrup A/S | Data transmission system |
| US10276917B2 (en) | 2014-07-04 | 2019-04-30 | Kamstrup A/S | Data transmission system having consumption meter and reversibly deformable antenna |
| CN104198008A (en) * | 2014-08-11 | 2014-12-10 | 东本电气科技(苏州)有限公司 | Valve-controlled remote-transmitting water meter |
| CN111272248A (en) * | 2020-04-03 | 2020-06-12 | 欧健 | But intelligent control water gauge of split combined type |
| WO2021196174A1 (en) * | 2020-04-03 | 2021-10-07 | 欧健 | Water meter having data output interface |
| CN112856239A (en) * | 2021-01-12 | 2021-05-28 | 山东三川水表有限公司 | But intelligent water gauge of split combined type |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Jiangsu Unicho Intelligent Tech Co., Ltd. Assignor: Tan Xiaobin Contract record no.: 2012320010069 Denomination of utility model: Wireless remote transmission valve control water meter structure Granted publication date: 20120307 License type: Exclusive License Record date: 20120420 |
|
| ASS | Succession or assignment of patent right |
Owner name: JIANGSU YUANCHUAN INTELLIGENT TECHNOLOGY CO., LTD. Free format text: FORMER OWNER: TAN XIAOBIN Effective date: 20141226 |
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| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 213016 CHANGZHOU, JIANGSU PROVINCE TO: 213014 CHANGZHOU, JIANGSU PROVINCE |
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| TR01 | Transfer of patent right |
Effective date of registration: 20141226 Address after: 213014 No. 11 Hong Zhuang Road, bell tower area, Jiangsu, Changzhou Patentee after: Jiangsu Unicho Intelligent Tech Co., Ltd. Address before: 213016 No. 11 Hong Zhuang Road, bell tower area, Jiangsu, Changzhou Patentee before: Tan Xiaobin |
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| CX01 | Expiry of patent term |
Granted publication date: 20120307 |
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| CX01 | Expiry of patent term |