CN110676607A - Parallel groove lapping device capable of live working and operation method thereof - Google Patents
Parallel groove lapping device capable of live working and operation method thereof Download PDFInfo
- Publication number
- CN110676607A CN110676607A CN201911071205.8A CN201911071205A CN110676607A CN 110676607 A CN110676607 A CN 110676607A CN 201911071205 A CN201911071205 A CN 201911071205A CN 110676607 A CN110676607 A CN 110676607A
- Authority
- CN
- China
- Prior art keywords
- wire clamp
- shaped hook
- screw rod
- plate
- sleeve
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000000034 method Methods 0.000 title claims abstract description 10
- 239000004020 conductor Substances 0.000 claims abstract description 18
- 239000012212 insulator Substances 0.000 claims description 2
- 238000009413 insulation Methods 0.000 description 6
- 230000008901 benefit Effects 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000003822 epoxy resin Substances 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229920000647 polyepoxide Polymers 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R11/00—Individual connecting elements providing two or more spaced connecting locations for conductive members which are, or may be, thereby interconnected, e.g. end pieces for wires or cables supported by the wire or cable and having means for facilitating electrical connection to some other wire, terminal, or conductive member, blocks of binding posts
- H01R11/03—Individual connecting elements providing two or more spaced connecting locations for conductive members which are, or may be, thereby interconnected, e.g. end pieces for wires or cables supported by the wire or cable and having means for facilitating electrical connection to some other wire, terminal, or conductive member, blocks of binding posts characterised by the relationship between the connecting locations
- H01R11/09—Individual connecting elements providing two or more spaced connecting locations for conductive members which are, or may be, thereby interconnected, e.g. end pieces for wires or cables supported by the wire or cable and having means for facilitating electrical connection to some other wire, terminal, or conductive member, blocks of binding posts characterised by the relationship between the connecting locations the connecting locations being identical
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R4/00—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation
- H01R4/28—Clamped connections, spring connections
- H01R4/38—Clamped connections, spring connections utilising a clamping member acted on by screw or nut
- H01R4/44—Clamping areas on both sides of screw
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R43/00—Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors
- H01R43/027—Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors for connecting conductors by clips
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Electric Cable Installation (AREA)
Abstract
The invention discloses a merging groove lap joint device capable of working in an electrified way and an operation method thereof. Through fixing the fastener in the locating plate, the backup pad that can reciprocate is designed in the below of locating plate comes the chucking drainage wire, hangs the fastener to overhead conductor again on, and the overlap joint ware can be taken off to the fastener fastening of reuse nut sleeve, utilizes this instrument can convenient and fast develop electrified and ditch overlap joint operation, need not have a power failure again to this device simple structure, light in weight, convenient to carry.
Description
Technical Field
The invention relates to a parallel groove lapping device, in particular to a parallel groove lapping device capable of working in a hot-line manner and an operation method thereof, and belongs to the technical field of maintenance and operation of electrical equipment.
Background
With the increasing demand of common people for the well-developed electric power, the urgent need for improvement of the operator environment is high, the high requirement for the power supply reliability is provided, and the vigorous development of the live working for improving the power supply reliability is a mode widely adopted by the current power supply enterprises. Due to the adoption of live working, the number of users lost due to power failure is greatly reduced, and the electricity utilization satisfaction of common people is improved. In the live-wire work, a large number of conducting wire and groove live-wire lap joints are needed, so that the significance of improving the benefit and efficiency of conducting wire and groove live-wire lap joints is great.
The live-line work staff can find a simple, convenient and quick live-line wire and groove lapping device urgently, so that the labor intensity is greatly reduced, and the working efficiency is improved. It is also desirable that such splicers be capable of handling wire splices of various wire diameters.
The groove lapping device is an important tool for high-voltage live working and is the most commonly used working tool for live working personnel, but the existing lapping device has various types and various types, has the problems of inconvenient use, heaviness, incapability of processing different wire diameters and the like, so that the lapping quality is not high, the working personnel are unwilling to use, and in addition, the existing lapping device has a complex structure and higher cost and is inconvenient to popularize.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: the utility model provides a but live working's and ditch overlap joint ware and operation method thereof, through fixing the fastener in the locating plate, the backup pad that can reciprocate is designed to the below of locating plate comes the chucking drainage wire, hang the fastener on overhead conductor again, reuse nut sleeve fastens the fastener, can take off the overlap joint ware, utilize this instrument can convenient and fast develop electrified and ditch overlap joint operation, need not have a power failure again, and this device simple structure, light in weight, and convenient to carry, the effectual problem of having solved the aforesaid existence.
The technical scheme of the invention is as follows: the utility model provides a but live working's and ditch overlap joint ware, it includes the fastener and rolls off the production line, goes up the fastener and passes through bolted connection with the clamp down, it is located the square hole on the locating plate to go up the fastener, and there is a limiting plate at the top of bolt, and locating plate and limiting plate fixed connection have a screw rod in the sleeve on the sleeve lateral wall, screw rod top fixed connection end plate, have the swivel nut on the screw rod, and the screw connection insulator spindle is passed through to the screw rod bottom, the backup pad of the both ends fixedly connected with symmetry of swivel nut, and the backup pad top is fluted, and the drainage line is located.
And a locking nut is arranged on the screw, and the bottom end of the screw is connected with an insulating rod.
A first spring is hinged above the end plate, the other end of the first spring is connected with a first V-shaped hook, and the first V-shaped hook is hooked on the outer edge of the bottom of the upper wire clamp.
And a second spring is arranged on the side wall of the threaded sleeve, the other end of the second spring is connected with a second V-shaped hook, and the second V-shaped hook is hooked on the outer edge of the top of the lower wire clamp.
An operation method of a hot-line work merging and lapping device comprises the following steps:
firstly, peeling off the insulation skin at the end part of the drainage wire, inserting the insulation skin into a groove between an upper wire clamp and a lower wire clamp, and then connecting the insulation skin and the lower wire clamp by a bolt loop;
secondly, inserting the upper thread clamp into a square hole on the positioning plate;
thirdly, connecting and fixing the insulating rod with the screw rod by using a locking nut;
fourthly, rotating the screw rod to drive the threaded sleeve and the supporting plate to move upwards, and clamping the groove in the supporting plate below the drainage wire;
fifthly, hooking the first V-shaped hook on the outer edge of the upper wire clamp, hooking the second V-shaped hook on the outer edge of the lower wire clamp, and ensuring that the outer side gap between the upper wire clamp and the lower wire clamp is larger than the diameter of the overhead conductor to be lapped;
sixthly, two persons climb the tower for operation, one person holds the device with the drainage wire through the insulating rod, hangs the device on the overhead conductor to be lapped and holds the overhead conductor tightly, the other person holds the insulating rod with the nut sleeve, firstly, the V-shaped hook I and the V-shaped hook II are respectively pulled out from the upper wire clamp and the lower wire clamp, and then the nut sleeve is used for screwing the nut matched with the bolt;
seventhly, the threaded sleeve and the supporting plate move downwards through the reverse rotation screw rod, the wire clamp and the drainage wire are fixed on the overhead conductor, the positioning plate can be taken down from the wire clamp, and the hot-line lapping operation is completed.
The invention has the beneficial effects that: compared with the prior art, by adopting the technical scheme of the invention, the wire clamp is fixed in the positioning plate, the support plate which can move up and down is designed below the positioning plate to clamp the drainage wire, then the wire clamp is hung on the overhead conductor, and the nut sleeve is used for fastening the wire clamp, so that the lap-joint device can be taken down; the lap joint device is small in size, convenient and quick to use, labor-saving and time-saving. Generally, the working time is saved by 50% compared with the traditional lapping method, the parallel lapping can be carried out on the leads with different wire diameters, the application range is wide, and a good using effect is achieved.
Drawings
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is a side view of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail with reference to the accompanying drawings.
Example 1: as shown in the accompanying drawings 1-2, the groove lapping device capable of working with electricity comprises an upper wire clamp 11 and a lower wire clamp 16, wherein the upper wire clamp 11 and the lower wire clamp 16 are connected through a bolt 4, the upper wire clamp 11 is positioned in a square hole 6 on a positioning plate 12, a limiting plate 7 is arranged at the top of the bolt 4, the positioning plate 12 and the limiting plate 7 are fixedly connected onto the side wall of a sleeve 10, a screw rod 18 is arranged in the sleeve 10, an end plate 8 is fixedly connected to the top end of the screw rod 18, a threaded sleeve 2 is arranged on the screw rod 18, the bottom end of the screw rod 18 is connected with an insulating rod through a screw 19, two ends of the threaded sleeve 2 are fixedly connected with symmetrical supporting plates 3, the top ends of the supporting plates 3 are.
Furthermore, a locking nut 1 is arranged on the screw 19, and the bottom end of the screw 19 is connected with an insulating rod. The safety of operators can be guaranteed during live working, the use can be guaranteed when the insulating rod rotates forwards and backwards, and the phenomenon of looseness cannot occur.
Furthermore, a first spring 9 is hinged above the end plate 8, the other end of the first spring 9 is connected with a first V-shaped hook 15, and the first V-shaped hook 15 is hooked on the outer edge of the bottom of the upper wire clamp 11. The upper wire clamp 11 is hooked through the first V-shaped hook 15, so that on one hand, the upper wire clamp 11 can be ensured to be positioned in the square hole 6 on the positioning plate 12, on the other hand, the opening of the upper wire clamp 11 and the opening of the lower wire clamp 16 can be ensured to be in an open state, and the upper wire clamp can be conveniently hung on the overhead conductor 13.
Furthermore, a second spring 17 is arranged on the side wall of the threaded sleeve 2, the other end of the second spring 17 is connected with a second V-shaped hook 14, and the second V-shaped hook 14 is hooked on the outer edge of the top of the lower wire clamp 16. When the cable is not hung on the overhead conductor 13, the lower cable clamp 16 is hooked by the V-shaped hook II 14, so that the opening of the lower cable clamp 16 and the opening of the upper cable clamp 11 are in an open state, and the cable is conveniently hung on the overhead conductor 13.
An operation method of a hot-line work merging and lapping device comprises the following steps:
firstly, peeling off the insulating skin at the end part of the drainage wire 5, inserting the end part of the drainage wire into a groove between an upper wire clamp 11 and a lower wire clamp 16, and then connecting the end part of the drainage wire with a bolt 4 in a looping manner;
secondly, inserting the upper wire clamp 11 into the square hole 6 on the positioning plate 12;
thirdly, connecting and fixing the insulating rod with the screw 18 by using a locking nut 1;
fourthly, rotating the screw rod 18 to drive the screw sleeve 2 and the support plate 3 to move upwards, and clamping the groove 20 on the support plate 3 below the drainage wire 5;
fifthly, hooking the first V-shaped hook 15 on the outer edge of the upper wire clamp 11, hooking the second V-shaped hook 14 on the outer edge of the lower wire clamp 16, and ensuring that the outer side gap of the upper wire clamp 11 and the lower wire clamp 16 is larger than the diameter of the overhead conductor 13 to be lapped;
sixthly, two persons climb the tower for operation, one person holds the device with the drainage wire 5 through an insulating rod, hangs the device on the overhead conductor 13 to be lapped and holds the overhead conductor tightly, the other person holds the insulating rod with a nut sleeve, firstly pulls the V-shaped hook I15 and the V-shaped hook II 14 off the upper wire clamp 11 and the lower wire clamp 16 respectively, and then twists the nut matched with the bolt 4 through the nut sleeve;
seventhly, the threaded sleeve 2 and the support plate 3 move downwards through the reverse rotation of the screw rod 18, the wire clamp and the drainage wire 5 are fixed on the overhead conductor 13, the positioning plate 12 can be taken down from the upper wire clamp 11, and the live lapping operation is completed.
It is emphasized that the insulating rod is made of epoxy resin except for the metal conductive part, and the insulating property must be absolutely guaranteed. During storage, the insulation tool is required to be stored as an insulation tool to ensure the insulation performance. Meanwhile, the inspection before and during the use is carried out according to the requirements of line safety regulations.
The present invention is not described in detail, but is known to those skilled in the art. Finally, the above embodiments are only for illustrating the technical solutions of the present invention and not for limiting, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions may be made to the technical solutions of the present invention without departing from the spirit and scope of the technical solutions of the present invention, and all of them should be covered in the claims of the present invention.
Claims (5)
1. The utility model provides a but live working's ditch bridging ware, it includes wire clamp (11) and lower wire clamp (16), goes up wire clamp (11) and lower wire clamp (16) and passes through bolt (4) and connect its characterized in that: go up fastener (11) and be located square hole (6) on locating plate (12), the top of bolt (4) has limiting plate (7), locating plate (12) and limiting plate (7) fixed connection are on sleeve (10) lateral wall, there is screw rod (18) in sleeve (10), screw rod (18) top fixed connection end plate (8), there are swivel nut (2) on screw rod (18), screw rod (18) bottom is through screw (19) connection insulator spindle, backup pad (3) of the both ends fixedly connected with symmetry of swivel nut (2), backup pad (3) top is fluted (20), drainage wire (5) are located recess (20) and fastener.
2. The live working merge lap as recited in claim 1, wherein: and a locking nut (1) is arranged on the screw (19), and the bottom end of the screw (19) is connected with an insulating rod.
3. The live working merge lap as recited in claim 1, wherein: a first spring (9) is hinged above the end plate (8), the other end of the first spring (9) is connected with a first V-shaped hook (15), and the first V-shaped hook (15) is hooked on the outer edge of the bottom of the upper wire clamp (11).
4. The live working merge lap as recited in claim 1, wherein: a second spring (17) is arranged on the side wall of the threaded sleeve (2), the other end of the second spring (17) is connected with a second V-shaped hook (14), and the second V-shaped hook (14) is hooked on the outer edge of the top of the lower wire clamp (16).
5. The method of operating a live working trench lap joint apparatus according to any one of claims 1 to 4, wherein: the method comprises the following steps:
firstly, peeling off the insulating skin at the end part of the drainage wire (5), inserting the end part of the drainage wire into a groove between an upper wire clamp (11) and a lower wire clamp (16), and then connecting bolts (4) in a looping way;
secondly, inserting the upper wire clamp (11) into the square hole (6) on the positioning plate (12);
thirdly, the insulating rod is fixedly connected with the screw rod (18) through a locking nut (1);
fourthly, rotating the screw rod (18) to drive the threaded sleeve (2) and the support plate (3) to move upwards, and clamping the groove (20) on the support plate (3) below the drainage wire (5);
fifthly, hooking the V-shaped hook I (15) on the outer edge of the upper wire clamp (11), hooking the V-shaped hook II (14) on the outer edge of the lower wire clamp (16), and ensuring that the outer side gap between the upper wire clamp (11) and the lower wire clamp (16) is larger than the diameter of the overhead conductor (13) to be lapped;
sixthly, two persons climb the tower for operation, one person holds the device with the drainage wire (5) through an insulating rod, hangs the device on the overhead conductor (13) to be lapped and holds the overhead conductor tightly, the other person holds the insulating rod with a nut sleeve, firstly, the V-shaped hook I (15) and the V-shaped hook II (14) are respectively pulled out from the upper wire clamp (11) and the lower wire clamp (16), and then the nut sleeve is used for screwing a nut matched with the bolt (4);
seventhly, the threaded sleeve (2) and the support plate (3) move downwards through the reversely rotating screw rod (18), the wire clamp and the drainage wire (5) are fixed on the overhead conductor (13), the positioning plate (12) can be taken down from the upper wire clamp (11), and the live lapping operation is completed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911071205.8A CN110676607A (en) | 2019-11-05 | 2019-11-05 | Parallel groove lapping device capable of live working and operation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911071205.8A CN110676607A (en) | 2019-11-05 | 2019-11-05 | Parallel groove lapping device capable of live working and operation method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110676607A true CN110676607A (en) | 2020-01-10 |
Family
ID=69086089
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911071205.8A Pending CN110676607A (en) | 2019-11-05 | 2019-11-05 | Parallel groove lapping device capable of live working and operation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110676607A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111541054A (en) * | 2020-05-13 | 2020-08-14 | 贵州电网有限责任公司 | Efficient hot-line work groove-combining lap joint device and operation method thereof |
| CN113346257A (en) * | 2021-06-09 | 2021-09-03 | 贵州电网有限责任公司 | Novel ground potential live fire lapping device and use method thereof |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH05304706A (en) * | 1992-04-27 | 1993-11-16 | Tohoku Electric Power Co Inc | Temporary holder for overhead distribution line |
| JPH10284151A (en) * | 1997-04-09 | 1998-10-23 | Nagawa:Kk | Equipment for grounding work |
| CN202696056U (en) * | 2012-07-25 | 2013-01-23 | 于兴利 | One-man operated charged current guide junction device |
| CN103606766A (en) * | 2013-12-03 | 2014-02-26 | 重庆德普电气有限公司 | Jumper conductor clamper |
| CN109103808A (en) * | 2018-09-27 | 2018-12-28 | 国网山东省电力公司济南供电公司 | A kind of drainage thread insulating bar working system electrification quick access tool |
| CN210379469U (en) * | 2019-11-05 | 2020-04-21 | 贵州电网有限责任公司 | Parallel groove lap joint device capable of live working |
-
2019
- 2019-11-05 CN CN201911071205.8A patent/CN110676607A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH05304706A (en) * | 1992-04-27 | 1993-11-16 | Tohoku Electric Power Co Inc | Temporary holder for overhead distribution line |
| JPH10284151A (en) * | 1997-04-09 | 1998-10-23 | Nagawa:Kk | Equipment for grounding work |
| CN202696056U (en) * | 2012-07-25 | 2013-01-23 | 于兴利 | One-man operated charged current guide junction device |
| CN103606766A (en) * | 2013-12-03 | 2014-02-26 | 重庆德普电气有限公司 | Jumper conductor clamper |
| CN109103808A (en) * | 2018-09-27 | 2018-12-28 | 国网山东省电力公司济南供电公司 | A kind of drainage thread insulating bar working system electrification quick access tool |
| CN210379469U (en) * | 2019-11-05 | 2020-04-21 | 贵州电网有限责任公司 | Parallel groove lap joint device capable of live working |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111541054A (en) * | 2020-05-13 | 2020-08-14 | 贵州电网有限责任公司 | Efficient hot-line work groove-combining lap joint device and operation method thereof |
| CN113346257A (en) * | 2021-06-09 | 2021-09-03 | 贵州电网有限责任公司 | Novel ground potential live fire lapping device and use method thereof |
| CN113346257B (en) * | 2021-06-09 | 2023-10-24 | 贵州电网有限责任公司 | Novel ground potential live-line ignition device and use method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| WO2012088987A1 (en) | Maintenance tool for insulator of direct current transmission line | |
| CN111541054A (en) | Efficient hot-line work groove-combining lap joint device and operation method thereof | |
| CN110890715B (en) | Bypass drainage tool for live-line installation of power transmission line ground potential method and defect handling operation method thereof | |
| CN110676607A (en) | Parallel groove lapping device capable of live working and operation method thereof | |
| CN110661212A (en) | Special-shaped parallel-groove lap joint device capable of working in hot-line mode and operation method thereof | |
| WO2012088986A1 (en) | Maintenance tool used for direct current transmission line | |
| CN210379469U (en) | Parallel groove lap joint device capable of live working | |
| CN210669312U (en) | Special-shaped parallel groove lap joint device capable of working in hot-line mode | |
| CN209786637U (en) | Dual-purpose insulating locking lever device of distribution lines live working | |
| CN204012405U (en) | A kind of spiral down conductor lifting device | |
| CN210517627U (en) | Composite type groove-combining lap joint device capable of live working | |
| CN204679527U (en) | Telescopic high altitude test wire connector | |
| CN110601095B (en) | Combined type parallel ditch lap joint device capable of carrying out live working and operation method thereof | |
| CN108490242B (en) | Novel electricity test device | |
| CN218101738U (en) | Clamp type short circuit grounding wire convenient to install | |
| CN106450835A (en) | Shoe manufacturer high voltage wire landing device | |
| CN207339089U (en) | Line fixing device more than bypass cable | |
| CN216543064U (en) | Portable mounting tool for high-voltage power cable shielding plug | |
| WO2012088988A1 (en) | Maintenance tool used for double insulator strings of direct current transmission line | |
| CN206775000U (en) | Wire lifts insulating support | |
| CN213937380U (en) | Cable power taking device | |
| CN206022675U (en) | Universal shaped cable clamp earth lead | |
| CN211556191U (en) | Insulating overlap joint pole of circuit maintenance usefulness | |
| CN210245728U (en) | 10kV line connecting clamp for electrified lap joint of drainage wire by insulated operating rod method | |
| CN107425466A (en) | Wire lifts insulating support and its application method |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |