CN105870838A - 220/500kV universal electrified foreign matter treatment insulated operating rod - Google Patents
220/500kV universal electrified foreign matter treatment insulated operating rod Download PDFInfo
- Publication number
- CN105870838A CN105870838A CN201610399520.3A CN201610399520A CN105870838A CN 105870838 A CN105870838 A CN 105870838A CN 201610399520 A CN201610399520 A CN 201610399520A CN 105870838 A CN105870838 A CN 105870838A
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- rotation section
- insulating bar
- cutting cutter
- foreign body
- high intensity
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G1/00—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines
- H02G1/02—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines for overhead lines or cables
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- Electric Cable Installation (AREA)
Abstract
The invention discloses a 220/500kV universal electrified foreign matter treatment insulated operating rod. The 220/500kV universal electrified foreign matter treatment insulated operating rod comprises an insulating rod and a universal regulator, wherein one end of the universal regulator is connected with the insulating rod, and the other end of the universal regulator is connected with a high-strength shoveling and cutting connector or a high-strength shearing and sawing connector; the universal regulator comprises a first adapter connector and a second adapter connector; the first adapter connector comprises a first rotating part and a first connecting part; the second adapter connector comprises a second rotating part; the first rotating part and the second rotating part are hinged together through a connecting bolt, and a plurality of mutually-engaged sawteeth are arranged on opposite surfaces of the first rotating part and the second rotating part. The 220/500kV universal electrified foreign matter treatment insulated operating rod disclosed by the invention has better cutting ability on high-strength compound braided fabric, and is capable of conveniently regulating the direction and rapidly cleaning entanglement; meanwhile, the requirement on safe distance of 220kV and 500kV hot-line operation needs to be met, and a good application prospect is obtained.
Description
Technical field
The present invention relates to a kind of general charged foreign body of 220/500kV and process insulating bar, belong to technical field of electric power construction.
Background technology
At present, foreign body is wound around and has become as the significant problem threatening transmission line of electricity safe operation.And along with the development of society, the foreign body of winding has shown that the trend toward the development of high intensity chemical combination fabric, such as reluctant kite string, banner etc..
The most traditional wire foreign body processing method has a variety of, as the method such as method, aerial lift device with insulated arm won by blowtorch combustion method, hanger with rope method, action bars, all there is a certain degree of destructiveness and limitation in these methods, and work efficiency is relatively low, processes the charged foreign body used time longer.Blowtorch combustion method and hanger with rope method all exist to a certain degree destructive when processing wire foreign body, may cause wire oxide etch or damage wires time serious；And aerial lift device with insulated arm is also easily limited and insulation bucket arm limitation in height by landform；Method won by action bars needs to use action bars, existing universal insulating bar, it generally is equipped with two modular connections, it is respectively pin removal and ball socket adjuster, although pin removal has certain drag function, but carry out in foreign body processing procedure usually owing to cannot accurately clamp foreign body stress actual, in most cases action bars is as just the extension of human body, by choosing, stir around waiting action to make foreign body depart from, cannot process for the chemical combination of high intensity is worked out twister, cannot flexible angle adjustment, operating difficulties, efficiency is low, dangerous high, increase labor intensity and the difficulty of work high above the ground personnel, potential safety hazard is consequently increased.
Summary of the invention
The technical problem to be solved is the defect overcoming prior art, a kind of general charged foreign body of 220/500kV is provided to process insulating bar, for high intensity chemical combination fabric, there is preferable cutting power, can convenient adjustment direction, clear up twister rapidly, simultaneously need to meet the safe distance requirement of 220kV and 500kV livewire work.
For solving above-mentioned technical problem, the present invention provides a kind of general charged foreign body of 220/500kV to process insulating bar, including insulating bar, it is characterized in that, also include universal regulator, described universal regulator one end is connected with insulating bar, and the other end is cut saw joint with the high intensity shovel cutover head or high intensity for processing charged foreign body and is connected；
Described universal regulator includes the first adapter and the second adapter, described first adapter includes the first rotation section and for connecting the first connecting portion of insulating bar, second adapter includes the second rotation section, described second rotation section is used for connecting high intensity shovel cutover head or high intensity cuts saw joint, described first rotation section and the second rotation section are hinged by connecting bolt, and described second rotation section can rotate around connecting bolt relative to the first rotation section.
Aforesaid a kind of general charged foreign body of 220/500kV processes insulating bar, it is characterised in that described first rotation section is provided with, with the opposed faces of the second rotation section, some the sawtooth being mutually twisted.
Aforesaid a kind of general charged foreign body of 220/500kV processes insulating bar, it is characterised in that described first rotation section and the second rotation section are collar plate shape, are provided with the first screwed hole in the middle of described first rotation section, and described second rotation section is provided with the U-shaped hole of under shed.
Aforesaid a kind of general charged foreign body of 220/500kV processes insulating bar, it is characterized in that, described high intensity shovel cutover head is inverted isosceles triangle, its base is provided with the perching knife edge of a knife, its waist is provided with reaping hook, the concave edge of described reaping hook is provided with the reaping hook edge of a knife, and described second rotation section is arranged at the drift angle of high intensity shovel cutover head.
Aforesaid a kind of general charged foreign body of 220/500kV processes insulating bar, it is characterised in that the described perching knife edge of a knife caves inward camber, described high intensity shovel cutover head and once polished by high-strength stainless steel in the second rotation section, blunderbuss milling molding.
Aforesaid a kind of general charged foreign body of 220/500kV processes insulating bar, it is characterized in that, described high intensity is cut saw joint and is included adapter body, the lower end of described adapter body is connected with the second rotation section, upper end is provided with saw blade, first cutting cutter and coordinated the second cutting cutter of cutting action with the first cutting cutter, offer in inverted V-type on described first cutting cutter or the first U-shaped cutting edge of a knife, described second cutting cutter is provided with the second cutting edge of a knife opposed with the first cutting edge of a knife, described second cutting cutter has fixing end and movable end, described fixing end and the first cutting cutter are rotationally connected, exert a force at movable end, second cutting cutter rotates relative to the first cutting cutter, the first cutting edge of a knife and the second cutting edge of a knife can coordinate cutting action.
Aforesaid a kind of general charged foreign body of 220/500kV processes insulating bar, it is characterized in that, described high intensity cuts the connecting rod that saw joint also includes assisting the second cutting cutter to rotate, the lower end of described connecting rod is hinged in adapter body, the movable end of the second cutting cutter is flexibly connected with connecting rod, the movable end of the second cutting cutter can slide along connecting rod, the upper end of described connecting rod is additionally provided with top sheave group, the middle and lower part of described adapter body is provided with downslide wheels, is connected by insulation stay cord between described top sheave group and downslide wheels.
Aforesaid a kind of general charged foreign body of 220/500kV processes insulating bar, it is characterized in that, described high intensity is cut saw joint and is also included that the brute spring for assisting connecting rod return, described brute spring one end are hinged on connecting rod middle and upper part, and the other end is hinged on the upper end of adapter body；Described insulation stay cord is additionally provided with convenient pull bar promptly.
Aforesaid a kind of general charged foreign body of 220/500kV processes insulating bar, it is characterized in that, described saw blade, the first cutting cutter, the second cutting cutter and the second rotation section are high-strength stainless steel and make, described saw blade is fixed on the top of adapter body by screw or rivet, described saw blade forms angle with the extended line of adapter body, and described angular range is [0 ~ 60] degree.
Aforesaid a kind of general charged foreign body of 220/500kV processes insulating bar, it is characterised in that described first adapter is by blunderbuss milling molding of high-strength stainless steel.
The present invention has a following beneficial effect:
(1) action bars of the present invention and joint use universal regulator to be attached, with existing have action bars non-adjustable with union joint connection angle fixing compared with, there is adjustable angle, convenient, flexible advantage；
(2) present invention devises two kinds of joints: high intensity shovels cutover head, to thinner belt-shaped form wound foreign body, conveniently carries out shoveling, cutting operation；High intensity cuts saw joint, to thicker belt-shaped form wound foreign body, conveniently carries out shearing, dragsaw operation；Compared with only wound foreign matter can only simply being pulled with existing action bars, it is greatly enhanced the suitability of instrument, improves work efficiency, reduce security risk；
(3) action bars of the present invention can meet simultaneously carries out livewire work at 220/500kV tower head.Compared with the existing mode needing power failure to process wound foreign matter, have and be not required to have a power failure, decrease the economic loss caused because of power-off, improve grid stability.
Accompanying drawing explanation
Fig. 1 is the structural representation of the universal transducer of the insulating bar of the present invention.
Fig. 2 is the decomposing schematic representation of the universal transducer of the insulating bar of the present invention.
Fig. 3 is the front view of the high intensity shovel cutover head of the insulating bar of the present invention.
Fig. 4 is the side view of the high intensity shovel cutover head of the insulating bar of the present invention.
Fig. 5 is that the high intensity of the insulating bar of the present invention cuts the front view sawing joint.
Fig. 6 is that the high intensity of the insulating bar of the present invention cuts the side view sawing joint.
Detailed description of the invention
The invention will be further described below in conjunction with the accompanying drawings.Following example are only used for clearly illustrating technical scheme, and can not limit the scope of the invention with this.
A kind of general charged foreign body of 220/500kV processes insulating bar, including the telescopic insulating bar of length, universal regulator 1(as illustrated in fig. 1 and 2), universal regulator 1 one end is connected with insulating bar, the other end and for process charged foreign body high intensity shovel cutover head 2(as shown in Figures 3 and 4) or high intensity cut saw joint 3(as illustrated in Figures 5 and 6) be rotationally connected；The kind of the foreign body according to required process, selects different joints, to thinner belt-shaped form wound foreign body, high intensity can be selected to shovel cutover 2, to thicker belt-shaped form wound foreign body, high intensity can be selected to cut saw joint 3.
As shown in Figure 1-2, universal regulator 1 includes the first adapter and the second adapter, first adapter includes the first rotation section 13 and for connecting the first connecting portion 11 of insulating bar, second adapter includes that the second rotation section 14, the second rotation section 14 are cut saw joint 3 with high intensity shovel cutover 2 and high intensity and be connected.First adapter is by blunderbuss milling molding of high-strength stainless steel.First rotation section 13 and the second rotation section 14 are collar plate shape, it is provided with the first screwed hole 17 in the middle of first rotation section 13, described second rotation section 14 is provided with the U-shaped hole 18 of under shed, first rotation section 13 is hinged by connecting bolt 15 with the second rotation section 14, and the second rotation section 14 can rotate around connecting bolt 15 relative to the first rotation section 13.Opposed faces is provided with 12 sawtooth 16 being mutually twisted, and often rotates a sawtooth adjustable 30 degree.When operator institute station location process wound foreign matter angle inconvenience time, can by adjust universal regulator sawtooth adjust action bars and joint angle, conveniently operate.And be fastened by bolts after universal regulator two parts sawtooth perfection occlusion, attachment security is reliable.
As shown in Figure 3-4, high intensity shovel cutover 2 is inverted isosceles triangle, it it is the second rotation section 14 at its drift angle, high intensity shovels cutover 2 and once polished by high-strength stainless steel in the second rotation section 14, blunderbuss milling molding, its base is provided with the perching knife edge of a knife 201 of the camber that caves inward, its waist is provided with reaping hook, and the concave edge of reaping hook is provided with the reaping hook edge of a knife 202.When wound foreign matter is relatively fine banding or ropy on circuit, high intensity can be shoveled cutover 2 and be attached with action bars by universal regulator 1, universal regulator 1 to proper angle after connection, can be adjusted.The perching knife edge of a knife 201 of high-strength stainless steel can be used to be directed at foreign body when band dress twister more consolidation, shake operation bar back and forth, by foreign body sliding trackle；When twister is thinner ropy, it is possible to use the reaping hook edge of a knife 202 alignment of high-strength stainless steel is wound around cord, and foreign body is cut off by rapid shake operation bar so that it is depart from.
As seen in figs. 5-6, described high intensity is cut saw joint 3 and is included adapter body 312, the lower end of adapter body 312 connects the second rotation section 14, and upper end is provided with saw blade the 301, first cutting cutter 321 and has coordinated the second cutting cutter 322 of cutting action with the first cutting cutter 321.Saw blade the 301, first cutting cutter 321 and the second cutting cutter 322 are high-strength stainless steel and make, and are fixed on the top of adapter body 312 by screw or rivet, and the extended line of saw blade 301 and adapter body 312 forms the angle of about 30 degree.Offering in inverted V-type on first cutting cutter 321 or the first U-shaped cutting edge of a knife 309, the second cutting cutter 322 is provided with the second cutting edge of a knife 310 opposed with the first cutting edge of a knife 309.Second cutting cutter 322 is have a generally triangular shape, wherein fixes bolt 308 by cutter and is connected with the first cutting cutter 321 and connecting rod 307 respectively for two jiaos, and a jiao of the second cutting cutter 322 can slide along connecting rod 307.The lower end of connecting rod 307 is fixed bolt 306 by connecting rod and is hinged in adapter body 312, for assisting brute spring 302 one end of connecting rod 307 return to be hinged on connecting rod 307 middle and upper part, the other end is hinged on the upper end of adapter body 312, the upper end of connecting rod 307 is additionally provided with top sheave group 303, the middle and lower part of adapter body 312 is provided with downslide wheels 304, being connected by insulation stay cord 305 between top sheave group 303 and downslide wheels 304, insulation stay cord 305 afterbody is additionally provided with convenient pull bar 311 promptly.
When being wound around foreign body on the line and being more abundant polymer woven bag or high intensity kernmantle, high-strength stainless metal saw blade 301 can be directly used to be directed at twister, push-and-pull back and forth, carry out sawed-off operation；When foreign body is the most sturdy kernmantle or woven bag, the first cutting edge of a knife 309 can be used to be directed at foreign body, then pull bar 311 is pulled, connecting rod 307 is pulled with downslide wheels 304, top sheave group 303 by insulation stay cord 305, rotating so that two ends are separately fixed at connecting rod 307 with the second cutting cutter 322 on the first cutting cutter 321, the first cutting edge of a knife 309 has coordinated the cutting action to foreign body with the second cutting edge of a knife 310.After cutting completes, under the effect of brute spring 302, connecting rod 307 is recovered driving the second cutting cutter 322 to initial position.
The above is only the preferred embodiment of the present invention; it should be pointed out that, for those skilled in the art, on the premise of without departing from the technology of the present invention principle; can also make some improvement and deformation, these improve and deformation also should be regarded as protection scope of the present invention.
Claims (10)
1. the general charged foreign body of 220/500kV processes insulating bar, including insulating bar, it is characterized in that, also include universal regulator (1), described universal regulator (1) one end is connected with insulating bar, and the other end is cut saw joint (3) with high intensity shovel cutover head (2) or high intensity for processing charged foreign body and is connected；
Described universal regulator (1) includes the first adapter and the second adapter, described first adapter includes the first rotation section (13) and for connecting first connecting portion (11) of insulating bar, second adapter includes the second rotation section (14), described second rotation section (14) is cut saw joint (3) with high intensity shovel cutover head (2) or high intensity and is connected, described first rotation section (13) and the second rotation section (14) are hinged by connecting bolt (15), described second rotation section (14) can rotate around connecting bolt (15) relative to the first rotation section (13).
A kind of general charged foreign body of 220/500kV the most according to claim 1 processes insulating bar, it is characterised in that described first rotation section (13) is provided with, with the opposed faces of the second rotation section (14), some the sawtooth (16) being mutually twisted.
A kind of general charged foreign body of 220/500kV the most according to claim 1 processes insulating bar, it is characterized in that, described first rotation section (13) and the second rotation section (14) are collar plate shape, being provided with the first screwed hole (17) in the middle of described first rotation section (13), described second rotation section (14) is provided with the U-shaped hole (18) of under shed.
A kind of general charged foreign body of 220/500kV the most according to claim 1 processes insulating bar, it is characterized in that, described high intensity shovel cutover head (2) is inverted isosceles triangle, its base is provided with the perching knife edge of a knife (201), its waist is provided with reaping hook, the concave edge of described reaping hook is provided with the reaping hook edge of a knife (202), and described second rotation section (14) is arranged at the drift angle of high intensity shovel cutover head (2).
A kind of general charged foreign body of 220/500kV the most according to claim 4 processes insulating bar, it is characterized in that, the described perching knife edge of a knife (201) caves inward camber, and once polished by high-strength stainless steel in described high intensity shovel cutover head (2) and the second rotation section (14), blunderbuss milling molding.
nullA kind of general charged foreign body of 220/500kV the most according to claim 1 processes insulating bar，It is characterized in that，Described high intensity is cut saw joint (3) and is included adapter body (312)，The lower end of described adapter body (312) is connected with the second rotation section (14)，Upper end is provided with saw blade (301)、First cutting cutter (321) and coordinated second cutting cutter (322) of cutting action with the first cutting cutter (321)，Offer in inverted V-type on described first cutting cutter (321) or the first U-shaped cutting edge of a knife (309)，Described second cutting cutter (322) is provided with the second cutting edge of a knife (310) opposed with the first cutting edge of a knife (309)，Described second cutting cutter (322) has fixing end and movable end，Described fixing end and the first cutting cutter (321) are rotationally connected，Exert a force at movable end，Second cutting cutter (322) rotates relative to the first cutting cutter (321)，The first cutting edge of a knife (309) can coordinate cutting action with the second cutting edge of a knife (310).
A kind of general charged foreign body of 220/500kV the most according to claim 6 processes insulating bar, it is characterized in that, described high intensity cuts the connecting rod (307) that saw joint (3) also includes assisting the second cutting cutter (322) to rotate, the lower end of described connecting rod (307) is hinged in adapter body (312), the movable end of the second cutting cutter (322) is flexibly connected with connecting rod (307), the movable end of the second cutting cutter (322) can slide along connecting rod (307), the upper end of described connecting rod (307) is additionally provided with top sheave group (303), the middle and lower part of described adapter body (312) is provided with downslide wheels (304), connected by insulation stay cord (305) between described top sheave group (303) and downslide wheels (304).
A kind of general charged foreign body of 220/500kV the most according to claim 7 processes insulating bar, it is characterized in that, described high intensity is cut saw joint (3) and is also included the brute spring (302) for assisting connecting rod (307) return, described brute spring (302) one end is hinged on connecting rod (307) middle and upper part, and the other end is hinged on the upper end of adapter body (312)；Described insulation stay cord (305) is additionally provided with convenient pull bar (311) promptly.
A kind of general charged foreign body of 220/500kV the most according to claim 6 processes insulating bar, it is characterized in that, described saw blade (301), the first cutting cutter (321), the second cutting cutter (322) and the second rotation section (14) are high-strength stainless steel and make, described saw blade (301) is fixed on the top of adapter body (312) by screw or rivet, described saw blade (301) forms angle with the extended line of adapter body (312), and described angular range is [0 ~ 60] degree.
A kind of general charged foreign body of 220/500kV the most according to claim 1 processes insulating bar, it is characterised in that described first adapter is by blunderbuss milling molding of high-strength stainless steel, and described insulating bar length is scalable.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610399520.3A CN105870838A (en) | 2016-06-07 | 2016-06-07 | 220/500kV universal electrified foreign matter treatment insulated operating rod |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610399520.3A CN105870838A (en) | 2016-06-07 | 2016-06-07 | 220/500kV universal electrified foreign matter treatment insulated operating rod |
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| CN105870838A true CN105870838A (en) | 2016-08-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610399520.3A Pending CN105870838A (en) | 2016-06-07 | 2016-06-07 | 220/500kV universal electrified foreign matter treatment insulated operating rod |
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| CN (1) | CN105870838A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110211820A (en) * | 2019-03-14 | 2019-09-06 | 广东电网有限责任公司 | A kind of double curved insulated operating rods |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06217429A (en) * | 1992-11-30 | 1994-08-05 | Nippon Telegr & Teleph Corp <Ntt> | Method and apparatus for diagnosing deterioration of overhead suspension wire due to corrosion |
| CN202550390U (en) * | 2012-02-22 | 2012-11-21 | 安徽省电力公司淮南供电公司 | Power maintenance implement |
| CN203522036U (en) * | 2013-11-05 | 2014-04-02 | 国家电网公司 | Electric transmission line multifunctional foreign matter processing device |
| CN104377588A (en) * | 2014-11-14 | 2015-02-25 | 国家电网公司 | Fitting bolt ground potential assembling and disassembling combination tool |
| CN205724655U (en) * | 2016-06-07 | 2016-11-23 | 江苏省电力公司检修分公司 | A kind of general charged foreign body of 220/500kV processes insulating bar |
-
2016
- 2016-06-07 CN CN201610399520.3A patent/CN105870838A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06217429A (en) * | 1992-11-30 | 1994-08-05 | Nippon Telegr & Teleph Corp <Ntt> | Method and apparatus for diagnosing deterioration of overhead suspension wire due to corrosion |
| CN202550390U (en) * | 2012-02-22 | 2012-11-21 | 安徽省电力公司淮南供电公司 | Power maintenance implement |
| CN203522036U (en) * | 2013-11-05 | 2014-04-02 | 国家电网公司 | Electric transmission line multifunctional foreign matter processing device |
| CN104377588A (en) * | 2014-11-14 | 2015-02-25 | 国家电网公司 | Fitting bolt ground potential assembling and disassembling combination tool |
| CN205724655U (en) * | 2016-06-07 | 2016-11-23 | 江苏省电力公司检修分公司 | A kind of general charged foreign body of 220/500kV processes insulating bar |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110211820A (en) * | 2019-03-14 | 2019-09-06 | 广东电网有限责任公司 | A kind of double curved insulated operating rods |
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| CB02 | Change of applicant information |
Address after: 210000 Su Yuan Road, Jiangning Development Zone, Nanjing City, Nanjing, Jiangsu Province, -5 58 Applicant after: STATE GRID JIANGSU ELECTRIC POWER Co.,Ltd. MAINTENANCE BRANCH Applicant after: State Grid Corporation of China Address before: 210000 Su Yuan Road, Jiangning Development Zone, Nanjing City, Nanjing, Jiangsu Province, -5 58 Applicant before: MAINTENANCE DIVISION OF STATE GRID JIANGSU ELECTRIC POWER Co. Applicant before: State Grid Corporation of China Address after: 210000 Su Yuan Road, Jiangning Development Zone, Nanjing City, Nanjing, Jiangsu Province, -5 58 Applicant after: MAINTENANCE DIVISION OF STATE GRID JIANGSU ELECTRIC POWER Co. Applicant after: State Grid Corporation of China Address before: 210000 Su Yuan Road, Jiangning Development Zone, Nanjing City, Nanjing, Jiangsu Province, -5 58 Applicant before: JIANGSU ELECTRIC POWER COMPANY MAINTENANCE BRANCH Applicant before: State Grid Corporation of China |
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Application publication date: 20160817 |
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| RJ01 | Rejection of invention patent application after publication |