CN104967044A - Line connector insulation separator plate - Google Patents
Line connector insulation separator plate Download PDFInfo
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- CN104967044A CN104967044A CN201510273159.5A CN201510273159A CN104967044A CN 104967044 A CN104967044 A CN 104967044A CN 201510273159 A CN201510273159 A CN 201510273159A CN 104967044 A CN104967044 A CN 104967044A
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- insulating barrier
- cross
- installation portion
- arm
- main body
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Abstract
The invention discloses a line connector insulation separator plate, comprising an insulation separator plate main body (1), and a cross arm fixing part (2). The insulation separator plate main body (1) is provided with an insulation installation slot (11) used for installing an insulating porcelain sleeve; the cross arm fixing part comprises a plurality of cross arm clamping tools (21) installed on the insulation separator plate main body (1) and provided with installation holes (21d), and a clamping fixing part (22) capable of screwing in/out of the installation holes (21d) to screw the cross arm clamping tools (21) to a cross arm or disassemble the cross arm clamping tools (21) from the cross arm. The line connector insulation separator plate is convenient to operate, has a simple structure, can be dismounted and is convenient to transport and install; in addition, the line connector insulation separator plate can realize remote installation and fixing of an insulation separator plate on a cross arm through an operating lever, thereby guaranteeing the safety of line connector emergency maintenance operation on a pole.
Description
Technical field
The present invention relates to distribution line live working insulation shading tool in a kind of electric power system, particularly a kind of 10kV crane insulating barrier, belongs to electric power system power distribution line insulation technical field.
Background technology
Crane (line connector), is also falling fuses, fuse switch, is the most frequently used a kind of protective switch of the short circuit of 10kV distribution line branch line and distribution transformer.It is arranged on 10kV distribution line branch line, because it has an obvious cut-off point, has possessed the function of isolating switch, create a safety work environment to maintenance circuit and equipment, add maintenance installation, therefore, crane obtains universal in 10kV distribution line and distribution transformer.
At present, during circuit maintenance, most of company generally takes only to pull open distribution transformer 10kV long cable section of ingoing line crane, and the operating type that other non-faulting parts do not have a power failure is rushed to repair, although now pull open crane, but the upper pile crown of crane is still charged, simultaneously due to the close together of pile crown and lower pile crown in 10kV long cable section of ingoing line crane, repairing staff is carrying out new clothes to distribution transformer, exchange cable, during the work of spliced cables terminals, be easy to the upper pile crown encountering crane, generation personnel get an electric shock casualty accident or cause pile crown short circuit grounding accident in crane.Insulating barrier of the prior art needs operating personnel near line bar crane place, closely insulating barrier is carried out installation and fixes, trivial operations, and create serious threat to the safety of operating personnel.
Chinese patent literature CN202353092U discloses a kind of high voltage fuse insulation barrier, comprise upper strata baffle plate, lower floor's baffle plate and solid post, connected by solid post between described upper strata baffle plate and lower floor's baffle plate, and the same side of upper strata baffle plate and lower floor's baffle plate has a groove, described upper strata baffle plate is provided with a hanging hook assembly, the lower surface of described lower floor baffle plate is provided with open tubular column, it is by penetrating open tubular column by insulating bar, high-tension fuse insulation barrier is lifted, be hooked on cross-arm and use, this device can install fixed insulation dividing plate at a distance, safeguard protection effect is play to workmen, but adopt double-deck baffle arrangement, complex structure, and this device double layer baffle plate is connected by four solid post, be not easy to disassembled for transport, and daily placement need take larger space.
Chinese patent literature CN201540863U discloses a kind of 10kV circuit fuse switch insulating barrier, and it is made up of insulation board, left U-shaped coulisse, right U-shaped coulisse, slide plate; Insulation board is processed with insulation board opening, left U-shaped coulisse is bonded with on the insulation board opening left side, right U-shaped coulisse is bonded with on the right of insulation board opening, right U-shaped coulisse is built with slide plate, slide plate is provided with slide plate button, and the live end of fuse switch is isolated by the slip of slide plate by this device, and structure is simple, but operation installation to need by maintenance vehicle or maintenance rig, near line bar drop switch place, to make the personal safety of operator there is larger hidden danger.
Summary of the invention
Therefore, technical problem to be solved by this invention be to overcome existing fuse insulating baffle arrangement complicated, be not easy to dismantle and there is the defect of larger potential safety hazard, thus provide a kind of structure simple, be convenient to dismantle, fail safe is higher and be convenient to the crane insulation barrier that transports.
For solving the problems of the technologies described above, a kind of crane insulating barrier of the present invention, comprise insulating barrier main body and cross-arm fixture, described insulating barrier main body offers the insulating mounting groove for installing insulating porcelain bushing, described cross-arm fixture comprises several and is arranged on cross-arm jig in described insulating barrier main body, is arranged on the installing hole on described cross-arm jig and can screws in/screw out in described installing hole the jig securing member turn of described cross-arm jig being arranged on cross-arm or dismantling from described cross-arm.
Described cross-arm jig comprise the first installation portion be arranged in described insulating barrier main body, with integrated second installation portion of described first installation portion and three installation portion integrated with described second installation portion, described first installation portion, described second installation portion and described 3rd installation portion form lateral openings groove for holding cross-arm.
Described first installation portion and described 3rd installation portion lay respectively at the two ends of described second installation portion, and vertically with described second installation portion respectively arrange.
Described mounting hole site is on described 3rd installation portion.
Described installing hole is for arranging female screwed hole.
Described insulating barrier main body is provided with cross-arm jig jack, and described first installation portion of described cross-arm jig is fixed on the described cross-arm jig jack of described insulating barrier main body.
Described insulating mounting groove is U-lag, and the opening of described U-lag is consistent with the opening direction of the described open slot of described cross-arm jig.
Described insulating barrier main body is symmetrical relative to the center line of described U-type groove, and the diameter of the width of described U-type groove and described insulating porcelain bushing matches.
Described cross-arm jig is two, and is arranged in described insulating barrier main body relative to the center line symmetry of described U-lag.
Described insulating barrier main body is also provided with and installs to be used for the action bars base of described crane insulating barrier jack-up for action bars.
The insertion end that described jig securing member inserts described installing hole is provided with anti-slip cap.
One end that described jig securing member is relative with described insertion end is provided with action bars connecting portion.
Described action bars connecting portion is provided with several first projections of installing for action bars along its circumference, and described action bars base is also provided with several second projections of installing for action bars along its circumference.
Described first projection of described action bars connecting portion is identical with the described second protruding quantity of described action bars base and size is equal.
Technique scheme of the present invention has the following advantages compared to existing technology:
(1) crane insulating barrier of the present invention, arranges one deck insulation board, insulation board main body is arranged insulated openings groove, and by insulating porcelain bushing being arranged in described insulated openings groove the insulation that just can realize the charged position of crane, structure is simple; Further, screw in/screw out the described installing hole of described cross-arm jig by described jig securing member, just can realize the installation of described crane insulating barrier fastening with dismounting, simple operation; In addition, described cross-arm jig arranges installing hole, and jig securing member can realize the installation and removal to cross-arm by remote manipulation, and avoid the problem that there is hidden danger when operating personnel closely operate, fail safe is higher.
(2) crane insulating barrier of the present invention, described first installation portion of described cross-arm jig is vertical with described second installation portion to be arranged, thus ensure that described cross-arm jig can fit tightly with cross-arm, more make cross-arm be stuck between described cross-arm jig and described jig securing member firmly, not easily occur to loosen.
(3) crane insulating barrier of the present invention, by arranging described cross-arm jig jack and arrange the installing hole for installing described jig securing member in described insulating barrier main body on described cross-arm jig, make between described cross-arm jig and described insulation board main body, can disassembling section be carried out between described cross-arm jig and described jig securing member, thus be convenient to transport and the installation of crane insulating barrier.
(4) crane insulating barrier of the present invention, described insulating barrier main body is symmetrical relative to described U-type groove, thus better ensure that described crane insulating barrier can be kept balance during jack-up; And the diameter of the width of described U-type groove and described insulating porcelain bushing matches, make described insulating porcelain bushing can be inserted in described U-type groove and too much space can not be left with described U-type groove, prevent the unexpected mistakenly entering into charged region of operating personnel, ensure the personal safety of operating personnel further.
(5) crane insulating barrier of the present invention, the insertion end that described jig securing member inserts described installing hole is provided with anti-slip cap, effectively can prevent crane insulating barrier from sliding on cross-arm, more enhance the fixed effect of crane insulating barrier;
(6) crane insulating barrier of the present invention, the described action bars connecting portion arranged by one end relative with described insertion end of described action bars base that described insulating barrier main body is arranged and described jig securing member is connected with described action bars, make operator can carry out installation to crane insulating barrier at a distance by hand-held described action bars to fix, simple to operate, thus better ensure that the safety of operator; Described action bars base is identical with described action bars connecting portion structure simultaneously, there is the identical and bulge-structure that size is equal of quantity, i.e. first protruding and the second projection, makes lifting of described crane insulating barrier same action bars can be used to carry out with fixing, easy to operate; And the concave shape groove that the described first protruding and described second projection and described action bars top is provided with matches, by action bars described in turn, described first projection or described second projection are proceeded to and be stuck in the bottom of described concave shape groove, thus realize the connection of described action bars base or described action bars connecting portion and described action bars, rotating described action bars just can drive described jig securing member to rotate, realize the fastening, simple to operate of described cross-arm jig.
(7) crane insulating barrier of the present invention, apparatus structure is simple, quality is light, material insulation property is good, the effective safe distance ensured apart from the charged position of fuse switch, effectively reduce the danger of personnel's electric shock and line short ground connection, greatly ensure that the fail safe of repairing work, improve the power supply reliability of repairing operating efficiency and company.
Accompanying drawing explanation
In order to make content of the present invention be more likely to be clearly understood, below according to a particular embodiment of the invention and by reference to the accompanying drawings, the present invention is further detailed explanation, wherein
Fig. 1 is the vertical view of crane insulating barrier;
Fig. 2 is the end view of crane insulating barrier.
In figure, Reference numeral is expressed as: 1-insulating barrier main body, 11-insulating mounting groove, 12-action bars base, 12a-second is protruding, 13-cross-arm jig jack, 2-cross-arm fixture, 21-cross-arm jig, 21a-first installation portion, 21b-second installation portion, 21c-the 3rd installation portion, 21d-installing hole, 22-jig securing member, 23-anti-slip cap, 24-action bars connecting portion, 24a-first is protruding, 3-insulating porcelain bushing, 4-cross-arm, 5-action bars.
Embodiment
Below in conjunction with specific embodiment, a kind of crane insulating barrier of the present invention is described in detail.
As shown in Figures 1 and 2, the present embodiment provides a kind of crane insulating barrier, comprise insulating barrier main body 1 and cross-arm fixture 2, described insulating barrier main body 1 offers the insulating mounting groove 11 for installing insulating porcelain bushing 3, in the present embodiment, described insulating mounting groove 11 is a U-lag, and described insulating barrier main body 1 is symmetrical relative to the center line of described U-type groove, and the diameter of the width of described U-type groove and described insulating porcelain bushing 3 matches.Described cross-arm fixture 2 comprises two cross-arm jigs 21 be arranged in described insulating barrier main body 1, described cross-arm jig 21 is provided with installing hole 21d, screws in/screw out in described installing hole 21d the turn of described cross-arm jig 21 is arranged on cross-arm 4 or from described cross-arm 4 by jig securing member 22 and disassemble.
In the present embodiment, described cross-arm jig 21 comprise the first installation portion 21a be arranged in described insulating barrier main body 1, with the integrated second installation portion 21b of described first installation portion 21a and three installation portion 21c integrated with described second installation portion 21b, described first installation portion 21a, described second installation portion 21b and described 3rd installation portion 21c form the lateral openings groove for holding cross-arm 4, and the opening direction of described lateral openings groove is consistent with the opening direction of the described U-lag in described insulating barrier main body 1.Described first installation portion 21a and described 3rd installation portion 21c lays respectively at the two ends of described second installation portion 21b, and vertically with described second installation portion 21b respectively arranges.Described installing hole 21d on described cross-arm jig 21 is positioned on described 3rd installation portion 21c.Described installing hole 21d is for arranging female screwed hole.
In the present embodiment, described insulating barrier main body 1 is provided with cross-arm jig jack 13, and the described first installation portion 21a of described cross-arm jig 21 is fixed on the described cross-arm jig jack 13 of described insulating barrier main body 1.
In the present embodiment, described cross-arm jig 21 is provided with two, and is arranged in described insulating barrier main body 1 relative to the center line symmetry of described U-lag.
Described insulating barrier main body 1 is also provided with and installs for the action bars base 12 by described crane insulating barrier jack-up for action bars 5.One end that described jig securing member 22 inserts described installing hole 21d is also provided with anti-slip cap 23.The lower end of described jig securing member 22 is provided with action bars connecting portion 24, in the present embodiment, described action bars connecting portion 24 is provided with the first protruding 24a relative on two positions, described action bars base 12 is provided with the second protruding 12a relative on two positions, and described first protruding knob 24a and described second protruding knob 12a is measure-alike, described action bars connecting portion 24 is identical with described action bars base 12 structure of described insulating barrier main body 1, and the described action bars 5 of same structure can be used to be rotatably connected.
Meanwhile, in order to make insulating barrier keep good insulation property, light quality is convenient to lift simultaneously, and the thickness of described insulating barrier main body 1 is set to 0.2-1.0cm.
When needs overhaul fuse switch, disconnect the 10kV fuse switch needing maintenance or change, be inserted in the described action bars base 12 of described insulating barrier main body 1 by described action bars 5, described crane insulating barrier is lifted, make the described U-lag in described insulating barrier main body 1 through described insulating porcelain bushing 3, the width of described U-type groove and the diameter of described insulating porcelain bushing match, better can ensure the insulation property of insulating barrier, prevent accidental shock, ensure the personal safety of operator, then place on described crane insulating barrier to described cross-arm 4, and action bars 5 described in turn, described action bars 5 departs from described action bars base 12, again described action bars 5 is seated on the described action bars connecting portion 24 of described jig securing member 22 lower end, action bars 5 described in operator's turn drives affiliated jig securing member 22 to rotate, making the described jig securing member 22 of the described installing hole 21d penetrating into described cross-arm jig 21 increase is squeezed between described jig securing member 22 and described cross-arm jig 21 by described cross-arm 4 firmly, simultaneously, because described jig securing member 23 penetrates described cross-arm jig 21 and the one end contacting cross-arm is provided with anti-slip cap 23, can effectively prevent 10kV crane insulating barrier from sliding on cross-arm, described crane insulating barrier is fixed on cross-arm firmly.
And, due to the right-angle structure that described first installation portion 21a and the described second installation portion 21b of described crosspiece jig 21 are formed in one, described first installation portion 21a and the described madial wall of the second installation portion 21b and the intimate of described cross-arm 4 are fit together, more enhance the fixed effect of the described cross-arm jig 21 of described insulating barrier, make it not easily loosen.
In addition, due to described insulating barrier main body 1 being provided with action bars base 12, and in order to keep balance when enabling crane insulating barrier be picked up, crane insulating barrier of the present invention determines the optimum position of described action bars base 12 by experiment, make when operator uses described action bars 5 to lift described crane insulating barrier, described crane insulating barrier can keep balance, can not shake.
The present invention, according to the actual distribution transformer repairing working method in scene and " safety " related request, develops 10kV crane insulating barrier device, and produces the 10kV crane insulating barrier of applicable work on the spot application; Verify through actual motion, 10kV crane insulating barrier device quality of the present invention is light, be convenient to transport and install and install simple and convenient, material insulation property is good simultaneously, reliable, effectively reduce the danger of personnel's electric shock and line short ground connection, greatly ensure that the fail safe of repairing work, improve the power supply reliability of repairing operating efficiency and company.
Obviously, above-described embodiment is only for clearly example being described, and the restriction not to execution mode.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here exhaustive without the need to also giving all execution modes.And thus the apparent change of extending out or variation be still among the protection range of the invention.
Claims (7)
1. a crane insulating barrier, comprise insulating barrier main body (1) and cross-arm fixture (2), described insulating barrier main body (1) offers the insulating mounting groove (11) for installing insulating porcelain bushing (3), it is characterized in that: described cross-arm fixture comprises several and is arranged on cross-arm jig (21) on described insulating barrier main body (1), be arranged on the installing hole (21d) on described cross-arm jig (21) and can screw in/screw out in described installing hole (21d) the jig securing member (22) turn of described cross-arm jig (21) being arranged on cross-arm (4) or dismantling from described cross-arm (4)
,
Described cross-arm jig (21) comprise the first installation portion (21a) be arranged on described insulating barrier main body (1), with described integrated second installation portion of first installation portion (21a) (21b) and three installation portion (21c) integrated with described second installation portion (21b), described first installation portion (21a), described second installation portion (21b) and described 3rd installation portion (21c) form lateral openings groove for holding cross-arm (4);
Described first installation portion (21a) and described 3rd installation portion (21c) lay respectively at the two ends of described second installation portion (21b), and vertically with described second installation portion (21b) respectively arrange
;
Described insulating mounting groove (11) is U-lag, and the opening of described U-lag is consistent with the opening direction of the described open slot of described cross-arm jig (21).
2. crane insulating barrier according to claim 1, is characterized in that: described insulating barrier main body (1) is symmetrical relative to the center line of described U-lag, and the diameter of the width of described U-lag and described insulating porcelain bushing (3) matches.
3. crane insulating barrier according to claim 2, is characterized in that: described cross-arm jig (21) is two, and is arranged on described insulating barrier main body (1) relative to the center line symmetry of described U-lag.
4. crane insulating barrier according to claim 3, is characterized in that: described installing hole (21d) is positioned on described 3rd installation portion (21c).
5. crane insulating barrier according to claim 3, is characterized in that: described installing hole (21d) is for arranging female screwed hole.
6. crane insulating barrier according to claim 3, it is characterized in that: described insulating barrier main body (1) is provided with cross-arm jig jack (13), described first installation portion (21a) of described cross-arm jig (21) is fixed on the described cross-arm jig jack (13) of described insulating barrier main body (1).
7. crane insulating barrier according to claim 3, is characterized in that: described insulating barrier main body (1) is also provided with and installs to be used for the action bars base (12) of described crane insulating barrier jack-up for action bars (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510273159.5A CN104967044B (en) | 2013-11-15 | 2013-11-15 | Line connector insulation separator plate |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510273159.5A CN104967044B (en) | 2013-11-15 | 2013-11-15 | Line connector insulation separator plate |
| CN201310568700.6A CN103681142B (en) | 2013-11-15 | 2013-11-15 | A kind of crane insulating barrier |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310568700.6A Division CN103681142B (en) | 2013-11-15 | 2013-11-15 | A kind of crane insulating barrier |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104967044A true CN104967044A (en) | 2015-10-07 |
| CN104967044B CN104967044B (en) | 2017-01-25 |
Family
ID=50318373
Family Applications (4)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310568700.6A Active CN103681142B (en) | 2013-11-15 | 2013-11-15 | A kind of crane insulating barrier |
| CN201510273172.0A Active CN104967027B (en) | 2013-11-15 | 2013-11-15 | Line connector insulation separator plate |
| CN201510273156.1A Active CN104967026B (en) | 2013-11-15 | 2013-11-15 | Line connector insulation separator plate |
| CN201510273159.5A Active CN104967044B (en) | 2013-11-15 | 2013-11-15 | Line connector insulation separator plate |
Family Applications Before (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310568700.6A Active CN103681142B (en) | 2013-11-15 | 2013-11-15 | A kind of crane insulating barrier |
| CN201510273172.0A Active CN104967027B (en) | 2013-11-15 | 2013-11-15 | Line connector insulation separator plate |
| CN201510273156.1A Active CN104967026B (en) | 2013-11-15 | 2013-11-15 | Line connector insulation separator plate |
Country Status (1)
| Country | Link |
|---|---|
| CN (4) | CN103681142B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104967027B (en) * | 2013-11-15 | 2017-01-18 | 国网山东省电力公司青岛供电公司 | Line connector insulation separator plate |
| CN110620352A (en) * | 2019-10-10 | 2019-12-27 | 国网辽宁省电力有限公司盘锦供电公司 | 10 KV live-line work combined tool |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104638564A (en) * | 2015-01-23 | 2015-05-20 | 国网山西省电力公司晋城供电公司 | Insulated fixing device for use in live replacement of drop-out fuse |
| CN105045328A (en) * | 2015-05-26 | 2015-11-11 | 无锡晶磊电子有限公司 | High-voltage suspension regulator |
| CN106785942B (en) * | 2017-01-25 | 2018-01-05 | 国网山东省电力公司乳山市供电公司 | High-tension fuse operation protecting device and high-tension fuse protection against electric shock operational method |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4707562A (en) * | 1986-10-24 | 1987-11-17 | Whited Gary L | High voltage protection barrier |
| CN201307572Y (en) * | 2008-10-29 | 2009-09-09 | 北京市电力公司 | Insulation baffle plate |
| CN203445075U (en) * | 2013-11-15 | 2014-02-19 | 国网山东省电力公司青岛供电公司 | Line connector insulating separator |
| CN104967027A (en) * | 2013-11-15 | 2015-10-07 | 国网山东省电力公司青岛供电公司 | Line connector insulation separator plate |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4011537A (en) * | 1975-11-19 | 1977-03-08 | S & C Electric Company | Composite dropout fuse device |
| CA1274868C (en) * | 1985-06-28 | 1990-10-02 | Philip Blois Andrew | Fuse fault protector |
| CN201540863U (en) * | 2009-10-30 | 2010-08-04 | 齐齐哈尔电业局 | Drop-out fuse insulating partition of 10kV line |
| MX2013000616A (en) * | 2010-07-20 | 2013-06-28 | Cooper Technologies Co | Fuse link auxiliary tube improvement. |
| CN202353092U (en) * | 2011-11-18 | 2012-07-25 | 德阳电业局 | Novel insulating barrier for high voltage fuse |
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2013
- 2013-11-15 CN CN201310568700.6A patent/CN103681142B/en active Active
- 2013-11-15 CN CN201510273172.0A patent/CN104967027B/en active Active
- 2013-11-15 CN CN201510273156.1A patent/CN104967026B/en active Active
- 2013-11-15 CN CN201510273159.5A patent/CN104967044B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4707562A (en) * | 1986-10-24 | 1987-11-17 | Whited Gary L | High voltage protection barrier |
| CN201307572Y (en) * | 2008-10-29 | 2009-09-09 | 北京市电力公司 | Insulation baffle plate |
| CN203445075U (en) * | 2013-11-15 | 2014-02-19 | 国网山东省电力公司青岛供电公司 | Line connector insulating separator |
| CN104967027A (en) * | 2013-11-15 | 2015-10-07 | 国网山东省电力公司青岛供电公司 | Line connector insulation separator plate |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104967027B (en) * | 2013-11-15 | 2017-01-18 | 国网山东省电力公司青岛供电公司 | Line connector insulation separator plate |
| CN110620352A (en) * | 2019-10-10 | 2019-12-27 | 国网辽宁省电力有限公司盘锦供电公司 | 10 KV live-line work combined tool |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104967027B (en) | 2017-01-18 |
| CN103681142A (en) | 2014-03-26 |
| CN104967026A (en) | 2015-10-07 |
| CN104967026B (en) | 2017-03-22 |
| CN104967044B (en) | 2017-01-25 |
| CN103681142B (en) | 2015-12-16 |
| CN104967027A (en) | 2015-10-07 |
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