CN103245704B - Automatic electrode replacing device of online heavy metal analyzer - Google Patents
Automatic electrode replacing device of online heavy metal analyzer Download PDFInfo
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- CN103245704B CN103245704B CN201310159038.9A CN201310159038A CN103245704B CN 103245704 B CN103245704 B CN 103245704B CN 201310159038 A CN201310159038 A CN 201310159038A CN 103245704 B CN103245704 B CN 103245704B
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- electrode
- feeler lever
- fixed
- selector disc
- automatically controlled
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- 229910001385 heavy metal Inorganic materials 0.000 title claims abstract description 19
- 238000013519 translation Methods 0.000 claims abstract description 22
- LENZDBCJOHFCAS-UHFFFAOYSA-N tris Chemical compound OCC(N)(CO)CO LENZDBCJOHFCAS-UHFFFAOYSA-N 0.000 claims description 3
- 230000002035 prolonged effect Effects 0.000 abstract 1
- 238000011022 operating instruction Methods 0.000 description 4
- 238000012360 testing method Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 238000009795 derivation Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 229910001369 Brass Inorganic materials 0.000 description 1
- 239000010951 brass Substances 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000000840 electrochemical analysis Methods 0.000 description 1
- 238000000835 electrochemical detection Methods 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 238000001755 magnetron sputter deposition Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000012857 repacking Methods 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
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- Other Investigation Or Analysis Of Materials By Electrical Means (AREA)
- Electrolytic Production Of Metals (AREA)
Abstract
The invention discloses an automatic electrode replacing device of an online heavy metal analyzer. The automatic electrode replacing device is characterized in that an electric control precise translation platform and an electric control precise rotary platform are adopted to provide power for lifting and rotating of an electrode selecting disc, a feeler lever, a feeler lever fixing platform, the electrode selecting disc and a plurality of electrode contacts with the same quantity as electrodes form an electrode signal leading-out device, and when the electric control precise rotary platform drives the electrode selecting disc to rotate, and the electrode contacts are jointed with the feeler lever one by one so as to lead out signals of the electrodes correspondingly connected with the electrode contacts. The automatic electrode replacing device is applied to the online heavy metal analyzer, working electrodes can be rapidly replaced, the single duration performance of an instrument is prolonged, and long-time unattended operation is realized.
Description
Technical field
The invention belongs to technical field of electrochemical detection, be specifically related to the electrode apparatus for automatic change for online heavy metal analyser.
Background technology
The electrochemical workstation that logical (Metrohm) company of existing Switzerland ten thousand produces, and the electrochemical workstation etc. that Chinese Chen Hua company produces, in use, the metal end of general employing holder electrode, the signal of the electric wire extraction electrode again on nationality fixture is to electrochemical workstation, and this process generally will operate by hand., when making electrochemical test method be incorporated into online analytical instrument, there is following problem in the manually-operated mode of this dependence:
1, employing manually changes electrode, cannot realize the full-automatic running of instrument.
When 2, testing multiple sample, adopt and manually change electrode, work efficiency is low.
Summary of the invention
The object of this invention is to provide a kind of electrode apparatus for automatic change of online heavy metal analyser, to overcome the above-mentioned shortcoming of existing artificial replacing electrode.
The electrode apparatus for automatic change of the online heavy metal analyser of the present invention, comprise: utilize an automatically controlled accurate translation stage 1, its translator slider 2 moved freely direction perpendicular to surface level, and the vertical attachment face A by with the universal stage fixed mount 3 of vertical attachment face A and horizontal stationary plane B is fixed in the translator slider 2 of automatically controlled accurate translation stage 1; Again an automatically controlled precision rotation platform 4 is fixed on the horizontal stationary plane B of universal stage fixed mount 3, keeps rotating circular disk 5 surface of automatically controlled precision rotation platform 4 down; It is characterized in that: surface electrode selector disc 6 being fixed on rotating circular disk 5 with axis of rotation, feeler lever fixed station 7 is kept be fixed on vertically on the side of automatically controlled precision rotation platform 4; On electrode selector disc 6 disk body, distance side is circumferentially provided with 4-8 electrode fixing holes 8 at equal intervals along 1-2 centimeters, the inside surface of described electrode fixing holes 8 is provided with the internal thread matched with the stiff end external thread of electrode 9, makes electrode 9 be fixed on electrode selector disc 6 by the stiff end precession electrode fixing holes 8 of electrode 9; The lower surface opening the aspect ratio electrode selector disc 6 of its horizontal median axis of feeler lever fixed orifice 10 on feeler lever fixed station 7 exceeds 1/2 of electrode selector disc 6 thickness; The arcs of recesses stationary plane C of electrode contact 11 and the side of electrode selector disc 6 circumferentially curvature are mated mutually, the stationary plane C of electrode contact 11 equal with electrode fixing holes 8 for number is fixed at equal intervals the side of electrode selector disc 6 along upper, and make the symmetrical center line of each electrode contact 11 be perpendicular bisectors of electrode fixing holes 8 line of centres that it is adjacent, the electric interface D of electrode contact 11 is the symmetrical structure pressing from both sides one section of spill arc in two sections of convex arcs, described spill arc is identical with convex arc radius-of-curvature, and this radius-of-curvature is taken as 5 ~ 10mm; The contact convex electric interface E of feeler lever 12 and the radius-of-curvature of electrode contact 11 arcs of recesses electric interface D are mated mutually; The stiff end F of feeler lever 12 is the round bar of a bar footpath compared with the little 0.1-0.2 millimeter of feeler lever constant aperture, round bar is carved with the screw thread mutually mated with nut 13; One spiral shell footpath is a bit larger tham feeler lever constant aperture and the spring 14 being less than the contact of feeler lever 12 be enclosed within feeler lever 12 round bar on after, the round bar of feeler lever 12 is fixed round bar through feeler lever fixed orifice 10 nut 13 from the opposite side of feeler lever fixed orifice 10, spring 14 is stuck between the contact of feeler lever 12 and feeler lever fixed orifice 10, make nut 13 on round bar feed the degree of depth with feeler lever 12 not the rotating freely of hindrance electrode selector disc 6, utilize again the elasticity of spring 14 to make the convex electric interface E of feeler lever 12 can form seamless spliced being as the criterion with the spill arc of the electric interface D of electrode contact 11.
During use, the stiff end F wire of feeler lever 12 in the electrode apparatus for automatic change of online for the present invention heavy metal analyser is connected to signal collecting device, by in electrode precession electrode fixing holes, and adjust nut 13 feed the degree of depth on round bar, to make feeler lever 12 not the rotating freely of hindrance electrode selector disc 6, and the electric interface of feeler lever 12 can have appropriate electrical contact elasticity with electrode contact 11 surface of contact; The serial communication mouth of automatically controlled accurate translation stage, automatically controlled precision rotation platform is connected to microprocessor.When applying in online heavy metal analyser, microprocessor sends operating instruction to automatically controlled accurate translation stage, automatically controlled precision rotation platform, and electrode selector disc rotates and each electrode contact is contacted with feeler lever one by one, thus draws the signal in respective electrode.
The electrode apparatus for automatic change of the online heavy metal analyser of the present invention provides power due to what adopt lifting that automatically controlled accurate translation stage and automatically controlled precision rotation platform are electrode selector disc and rotation, feeler lever, feeler lever fixed station, electrode selector disc, be combined into electrode signal ejector with several electrode contacts of electrode equivalent, when automatically controlled precision rotation platform band moving electrode selector disc rotates, electrode contact engages with feeler lever one by one, thus draws the signal of the electrode of connection corresponding with electrode contact.Therefore, electrode apparatus for automatic change of the present invention is applied in online heavy metal analyser, can quick-replaceable working electrode, promote instrument single and use duration, realize long period unmanned.
The electrode apparatus for automatic change of online heavy metal analyser of the present invention has following features compared with the technology of existing manual replacing electrode:
1, because the present invention adopts automatically controlled accurate translation stage and automatically controlled precision rotation platform to provide lifting and spinfunction for electrode selector disc, several electrode is fixed on electrode selector disc, instrument can be made to realize fully automatic operation by programmed control;
2, because multiple electrode is fixed on electrode selector disc by the present invention, when testing multiple sample, by the replacing of programmed control electrode, thus work efficiency can be promoted.
Accompanying drawing explanation
Fig. 1 is the solid combination schematic diagram of the electrode apparatus for automatic change of the online heavy metal analyser of the present invention.
Fig. 2 be the signal derivation mechanism be assembled into by feeler lever fixed station and electrode selector disc etc. two axonometric drawings.
Fig. 3 is the structural representation of electrode contact.
Fig. 4 is the structural representation of feeler lever.
Embodiment
Below in conjunction with accompanying drawing, analytic explanation detailed is further done to the embodiment of the electrode apparatus for automatic change of the online heavy metal analyser of the present invention be applied in online heavy metal analyser.
Embodiment 1:
To be SH20403 stepper motor driver etc. existing directly can purchase for further processing and repacking of the available basic element of character for the model that the model utilizing Beijing North light century Instrument Ltd. to produce in the present embodiment is the automatically controlled accurate translation stage of MTS102, MRS312 automatically controlled precision rotation platform, Beijing Helishi Electrical Machinery Technology Co., Ltd produce.
Fig. 1 gives the solid combination schematic diagram of the electrode apparatus for automatic change of the online heavy metal analyser of the present embodiment, Fig. 2 be the signal derivation mechanism be assembled into by feeler lever fixed station and electrode selector disc etc. two axonometric drawings, Fig. 3 is the structural representation of electrode contact, and Fig. 4 is the structural representation of feeler lever.As shown in FIG.: utilize an automatically controlled accurate translation stage 1, its translator slider 2 moved freely direction perpendicular to surface level, and the vertical attachment face A by with the universal stage fixed mount 3 of vertical attachment face A and horizontal stationary plane B is fixed in the translator slider 2 of automatically controlled accurate translation stage 1; Again an automatically controlled precision rotation platform 4 is fixed on the horizontal stationary plane B of universal stage fixed mount 3, keeps rotating circular disk 5 surface of automatically controlled precision rotation platform 4 down; Electrode selector disc 6 is fixed on the surface of rotating circular disk 5 with axis of rotation, feeler lever fixed station 7 is kept be fixed on vertically on the side of automatically controlled precision rotation platform 4; On electrode selector disc 6 disk body, distance side is circumferentially provided with 4-8 electrode fixing holes 8 at equal intervals along 1-2 centimeters, the inside surface of described electrode fixing holes 8 is provided with the internal thread matched with the stiff end external thread of electrode 9, makes electrode 9 be fixed on electrode selector disc 6 by the stiff end precession electrode fixing holes 8 of electrode 9; The lower surface opening the aspect ratio electrode selector disc 6 of its horizontal median axis of feeler lever fixed orifice 10 on feeler lever fixed station 7 exceeds 1/2 of electrode selector disc 6 thickness; The arcs of recesses stationary plane C of electrode contact 11 and the side of electrode selector disc 6 circumferentially curvature are mated mutually, the stationary plane C of electrode contact 11 equal with electrode fixing holes 8 for number is fixed at equal intervals the side of electrode selector disc 6 along upper, and make the symmetrical center line of each electrode contact 11 be perpendicular bisectors of electrode fixing holes 8 line of centres that it is adjacent, the electric interface D of electrode contact 11 is the symmetrical structure pressing from both sides one section of spill arc in two sections of convex arcs, described spill arc is identical with convex arc radius-of-curvature, and this radius-of-curvature is taken as 5 ~ 10mm; The contact convex electric interface E of feeler lever 12 and the radius-of-curvature of electrode contact 11 arcs of recesses electric interface D are mated mutually; The stiff end F of feeler lever 12 is the round bar of a bar footpath compared with the little 0.1-0.2 millimeter of feeler lever constant aperture, round bar is carved with the screw thread mutually mated with nut 13; One spiral shell footpath is a bit larger tham feeler lever constant aperture and the spring 14 being less than the contact of feeler lever 12 be enclosed within feeler lever 12 round bar on after, the round bar of feeler lever 12 is fixed round bar through feeler lever fixed orifice 10 nut 13 from the opposite side of feeler lever fixed orifice 10, spring 14 is stuck between the contact of feeler lever 12 and feeler lever fixed orifice 10, make nut 13 on round bar feed the degree of depth with feeler lever 12 not the rotating freely of hindrance electrode selector disc 6, utilize again the elasticity of spring 14 to make the convex electric interface E of feeler lever 12 can form seamless spliced being as the criterion with the spill arc of the electric interface D of electrode contact 11.
In the present embodiment, described electrode selector disc 6 and feeler lever fixed station 7 can preferably adopt polytetrafluoroethylmaterial material to make.
Described electrode contact 11 and feeler lever 12 can adopt brass to be material, are utilized by its electric interface magnetron sputtering or hot evaporation plated with gold or silver to make.
Automatically controlled accurate translation stage 1 and automatically controlled precision rotation platform 4 are all provided with asynchronous transmission serial equipment, and what input that PWM wavelength-division do not control automatically controlled accurate translation stage 1 by stepper motor driver by asynchronous transmission serial equipment upper and lowerly divides a word with a hyphen at the end of a line and the horizontally rotating of automatically controlled precision rotation platform 4; And nationality controls automatically controlled accurate translation stage 1 by translation stage control device (as microprocessor), automatically controlled accurate translation stage 1 is set in advance change electrode time peak and instrument work time working point.
The electrode apparatus for automatic change of the online heavy metal analyser of the present invention is utilized automatically to change the step of electrode as follows:
1, microprocessor sends operating instruction to the control device of automatically controlled accurate translation stage 1, controls the peak that automatically controlled precision rotation platform 4 rises to when changing electrode 9 by automatically controlled accurate translation stage 1 and stops, waiting for the instruction next time of control device;
2, microprocessor sends operating instruction to the control device of automatically controlled precision rotation platform 4, controls automatically controlled precision rotation platform 4 and rotates to an electrode contact 11 and feeler lever 12 split completely, wait for the instruction next time of the control device of automatically controlled precision rotation platform 4.
3, microprocessor sends operating instruction to automatically controlled accurate translation stage 1 control device, control automatically controlled accurate translation stage 1 automatically controlled precision rotation platform 4 is dropped to instrument work time working point time stop, completing the replacing of electrode 9.
4, operation steps same as described above can be taked to change other electrode one by one, until all electrode uses all, instrument completes test.
Utilize apparatus of the present invention to adopt lifting that automatically controlled accurate translation stage and automatically controlled precision rotation platform are electrode selector disc and rotation power is provided; Feeler lever, feeler lever fixed station, electrode selector disc, be combined into electrode signal ejector with several electrode contacts of electrode equivalent.When automatically controlled precision rotation platform band moving electrode selector disc rotates, electrode contact engages with feeler lever one by one, thus draws the signal of the electrode of connection corresponding with electrode contact.Electrode apparatus for automatic change of the present invention is applied in online heavy metal analyser, can quick-replaceable working electrode, promote instrument single and use duration, realize long period unmanned.
Claims (1)
1. the electrode apparatus for automatic change of an online heavy metal analyser, comprise: utilize an automatically controlled accurate translation stage (1), its translator slider (2) moved freely direction perpendicular to surface level, and the vertical attachment face (A) by with the universal stage fixed mount (3) of vertical attachment face (A) and horizontal stationary plane (B) is fixed in the translator slider (2) of automatically controlled accurate translation stage (1), again an automatically controlled precision rotation platform (4) is fixed on the horizontal stationary plane (B) of universal stage fixed mount (3), keeps rotating circular disk (5) surface of automatically controlled precision rotation platform (4) down, on electrode selector disc (6) disk body, distance side is circumferentially provided with 4-8 electrode fixing holes (8) at equal intervals along 1-2 centimeters, and electrode (9) is fixed on the fixed orifice (8) of electrode selector disc (6), it is characterized in that: surface electrode selector disc (6) being fixed on rotating circular disk (5) with axis of rotation, feeler lever fixed station (7) is kept being fixed on the side of automatically controlled precision rotation platform (4) vertically, the inside surface of described electrode fixing holes (8) is provided with the internal thread matched with the stiff end external thread of electrode (9), is fixed on electrode selector disc (6) by making electrode (9) in the stiff end precession electrode fixing holes (8) of electrode (9), the lower surface opening the aspect ratio electrode selector disc (6) of feeler lever fixed orifice (10) its horizontal median axis on feeler lever fixed station (7) exceeds 1/2 of electrode selector disc (6) thickness, the arcs of recesses stationary plane (C) of electrode contact (11) and the side of electrode selector disc (6) circumferentially curvature are mated mutually, the stationary plane (C) of electrode contact (11) equal with electrode fixing holes (8) for number is fixed on the side of electrode selector disc (6) at equal intervals along upper, and make the symmetrical center line of each electrode contact (11) be the perpendicular bisector of its adjacent electrode fixing holes (8) line of centres, the electric interface (D) of electrode contact (11) is the symmetrical structure pressing from both sides one section of spill arc in two sections of convex arcs, described spill arc is identical with convex arc radius-of-curvature, this radius-of-curvature is taken as 5 ~ 10mm, the contact convex electric interface (E) of feeler lever (12) and the radius-of-curvature of electrode contact (11) arcs of recesses electric interface (D) are mated mutually, the stiff end (F) of feeler lever (12) is the round bar of a bar footpath compared with the little 0.1-0.2 millimeter of feeler lever constant aperture, round bar is carved with the screw thread mutually mated with nut (13), one spiral shell footpath is a bit larger tham feeler lever constant aperture and the spring (14) being less than the contact of feeler lever (12) be enclosed within feeler lever (12) round bar on after, the round bar of feeler lever (12) is fixed round bar through feeler lever fixed orifice (10) nut (13) from the opposite side of feeler lever fixed orifice (10), spring (14) is stuck between the contact of feeler lever (12) and feeler lever fixed orifice (10), nut (13) is made to feed the degree of depth with feeler lever (12) not the rotating freely of hindrance electrode selector disc (6) on round bar, the elasticity of spring (14) is utilized again to make the convex electric interface (E) of feeler lever (12) seamless spliced being as the criterion can be formed with the spill arc of the electric interface of electrode contact (11) (D).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310159038.9A CN103245704B (en) | 2013-05-02 | 2013-05-02 | Automatic electrode replacing device of online heavy metal analyzer |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310159038.9A CN103245704B (en) | 2013-05-02 | 2013-05-02 | Automatic electrode replacing device of online heavy metal analyzer |
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| CN103245704A CN103245704A (en) | 2013-08-14 |
| CN103245704B true CN103245704B (en) | 2015-03-04 |
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| CN105042538A (en) * | 2015-07-31 | 2015-11-11 | 尚平 | Rotating device and overturning type lamp |
| CN109115556B (en) * | 2018-10-22 | 2021-03-09 | 苏州泰坤检测技术有限公司 | River water quality detection device |
| CN110554076B (en) * | 2019-09-06 | 2022-03-22 | 安徽九陆生物科技有限公司 | Integrated potential detection cleaning device |
| CN112763829A (en) * | 2020-12-27 | 2021-05-07 | 扬州市达晨电气设备有限公司 | Multi-electrode quick replacement device and method |
| CN113075290A (en) * | 2021-03-01 | 2021-07-06 | 南京诺奥新材料有限公司 | Propionic acid concentration measuring device and method |
| CN116667086B (en) * | 2023-08-01 | 2023-09-22 | 济南凯特自动化系统有限公司 | PH electrode online replacement device |
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| JP2004114109A (en) * | 2002-09-26 | 2004-04-15 | Mazda Motor Corp | Method and device for replacing electrode tip for spot welding |
| JP2004219352A (en) * | 2003-01-17 | 2004-08-05 | Toshiba Corp | Analyzer and management system |
| CN2771529Y (en) * | 2005-01-14 | 2006-04-12 | 艾美特电器（深圳）有限公司 | Rotary oscillating fan |
| JP2007085736A (en) * | 2005-09-20 | 2007-04-05 | Shimadzu Corp | Automatic sampler |
| CN201293767Y (en) * | 2007-04-28 | 2009-08-19 | 钦州华成自控设备有限公司 | On-line automatic cleaning and detecting device for double electrodes |
| JP5462738B2 (en) * | 2010-08-03 | 2014-04-02 | アークレイ株式会社 | Analysis equipment |
| CN102646908B (en) * | 2012-04-01 | 2014-10-08 | 中航光电科技股份有限公司 | Wear-resisting coaxially rotating electric connector |
| CN202631473U (en) * | 2012-05-09 | 2012-12-26 | 天津市高仕睿联科技有限公司 | Electrode stand |
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Effective date of registration: 20161027 Address after: 230088, Hefei province high tech Zone, 2800 innovation Avenue, 901-905 innovation industry park, F3 building, room two, Anhui Patentee after: ANHUI CAS-HUACHENG INTELLIGENT TECHNOLOGY CO.,LTD. Address before: 230031 Shushan Lake Road, Shushan District, Anhui, China, No. 350, No. Patentee before: HEFEI INSTITUTES OF PHYSICAL SCIENCE, CHINESE ACADEMY OF SCIENCES |
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Address after: 230088, Hefei province high tech Zone, 2800 innovation Avenue, 901-905 innovation industry park, F3 building, room two, Anhui Patentee after: ANHUI ZHONGKE HUACHENG INTELLIGENT TECHNOLOGY CO.,LTD. Address before: 230088, Hefei province high tech Zone, 2800 innovation Avenue, 901-905 innovation industry park, F3 building, room two, Anhui Patentee before: ANHUI CAS-HUACHENG INTELLIGENT TECHNOLOGY CO.,LTD. |
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Effective date of registration: 20210315 Address after: 230000 No.202, building 1, dormitory of Hefei No.11 middle school, Fengyang Road, Hefei City, Anhui Province Patentee after: Zhang Bao Address before: Room 901-905, F3 building, phase II, innovation industrial park, 2800 innovation Avenue, high tech Zone, Hefei City, Anhui Province, 230088 Patentee before: ANHUI ZHONGKE HUACHENG INTELLIGENT TECHNOLOGY Co.,Ltd. |
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Effective date of registration: 20211020 Address after: 230031 room 901-905, F3, phase II, innovation industrial park, No. 2800, innovation Avenue, high tech Zone, Hefei, Anhui Province Patentee after: ANHUI ZHONGKE HUACHENG INTELLIGENT TECHNOLOGY Co.,Ltd. Address before: 230000 No.202, building 1, dormitory of Hefei No.11 middle school, Fengyang Road, Hefei City, Anhui Province Patentee before: Zhang Bao |
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Granted publication date: 20150304 |