CN105470891A - Horizontal anti-freezing strain clamp with hydraulic combined dual-plate-type drainage plate - Google Patents
Horizontal anti-freezing strain clamp with hydraulic combined dual-plate-type drainage plate Download PDFInfo
- Publication number
- CN105470891A CN105470891A CN201510894586.5A CN201510894586A CN105470891A CN 105470891 A CN105470891 A CN 105470891A CN 201510894586 A CN201510894586 A CN 201510894586A CN 105470891 A CN105470891 A CN 105470891A
- Authority
- CN
- China
- Prior art keywords
- aluminum pipe
- drainage plate
- strain clamp
- plate
- type
- 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
- 238000007710 freezing Methods 0.000 title abstract 3
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 82
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims abstract description 81
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 36
- 239000010959 steel Substances 0.000 claims abstract description 36
- 238000002788 crimping Methods 0.000 claims abstract description 10
- 239000004519 grease Substances 0.000 claims abstract description 5
- 239000004411 aluminium Substances 0.000 claims description 18
- 230000002528 anti-freeze Effects 0.000 claims description 15
- 239000004020 conductor Substances 0.000 claims description 15
- 238000010276 construction Methods 0.000 claims description 15
- 108010053481 Antifreeze Proteins Proteins 0.000 claims description 14
- 239000002131 composite material Substances 0.000 claims description 14
- 230000009977 dual effect Effects 0.000 claims description 14
- 239000000945 filler Substances 0.000 claims description 10
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 6
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims description 6
- NUJOXMJBOLGQSY-UHFFFAOYSA-N manganese dioxide Chemical compound O=[Mn]=O NUJOXMJBOLGQSY-UHFFFAOYSA-N 0.000 claims description 6
- 239000007787 solid Substances 0.000 claims description 6
- 229910000838 Al alloy Inorganic materials 0.000 claims description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 3
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 claims description 3
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 claims description 3
- 229910021541 Vanadium(III) oxide Inorganic materials 0.000 claims description 3
- 239000000835 fiber Substances 0.000 claims description 3
- 229910021389 graphene Inorganic materials 0.000 claims description 3
- 239000012212 insulator Substances 0.000 claims description 3
- 229910052742 iron Inorganic materials 0.000 claims description 3
- 229910052749 magnesium Inorganic materials 0.000 claims description 3
- 239000011777 magnesium Substances 0.000 claims description 3
- 239000002245 particle Substances 0.000 claims description 3
- UONOETXJSWQNOL-UHFFFAOYSA-N tungsten carbide Chemical compound [W+]#[C-] UONOETXJSWQNOL-UHFFFAOYSA-N 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 10
- 230000002035 prolonged effect Effects 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 2
- 239000010931 gold Substances 0.000 description 2
- 229910052737 gold Inorganic materials 0.000 description 2
- 239000012211 strain insulator Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
Classifications
-
- 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
- H02G7/00—Overhead installations of electric lines or cables
- H02G7/02—Devices for adjusting or maintaining mechanical tension, e.g. take-up device
Landscapes
- Suspension Of Electric Lines Or Cables (AREA)
Abstract
The invention provides a horizontal anti-freezing strain clamp with a hydraulic combined dual-plate-type drainage plate. The strain clamp comprises a steel anchor, an aluminum pipe, a drainage plate assembly, a drainage clamp and an oil injecting hole, wherein the aluminum pipe is provided with the oil injecting hole; the steel anchor is connected with the aluminum pipe in a crimped manner; the steel anchor and the aluminum pipe are located in a same axial direction; the drainage plate assembly is connected with the aluminum pipe in a crimped manner; the drainage plate assembly is perpendicularly connected with the aluminum pipe; and the drainage clamp is connected with the drainage plate assembly through a bolt assembly. According to the strain clamp, a mature hydraulic connecting pipe is adopted and a crimping process is mature, so that the crimping quality is easy to guarantee; the problem in the fact that an assembling stringing strain clamp passes through a stringing device such as a pulley or the like is solved; the drainage plate is connected to the outer side of the aluminum pipe in a crimped manner, so that the area of contact between the drainage plate and the aluminum pipe of the strain clamp is ensured and the electric property of the strain clamp is guaranteed; and electric grease is injected between the aluminum pipe and aluminum cable steel reinforced, so that the strain clamp is endowed with anti-freezing capability and the service life of the strain clamp is prolonged.
Description
Technical field
The present invention relates to the connection gold utensil that a kind of aerial power transmission line connects wire and strain insulator string, specifically relate to a kind of hydraulic composite type dual panel-type drainage plate horizontal anti-freeze type strain clamp.
Background technology
Strain clamp is used for wire or lightning conducter to be fixed on the strain insulator string of non-rectilinear shaft tower, and play anchorage effect, being also used for fixing the bracing wire of bracing wire shaft tower, is the important gold utensil in transmission line.
At present, China's ultra high voltage construction has entered comprehensive Accelerating The Construction stage, often run in extra-high voltage project process of construction and other electric pressure engineering circuit crossover phenomenons, in the section lead Poling Construction process of the zone of intersection, crossed line is needed to stop transport, therefore, the time length of zone of intersection section lead Poling Construction determines and is overstated line outage time length.At present, the method that the lead engineering time is shorter is in the world assembly type overhead method, and the method is by accurate measurements and calculations, obtain the length of required wire, correct amount line taking is long, and at two ends crimping and tension-resisting clip, unfolds the stringing method that this section directly hangs up strain tower afterwards.Compared with common stringing method, it unfolds after first pressing wire, and therefore, require that the strain clamp of design must by equipment such as coasters, its mechanical performance and electric property must engineering demands simultaneously.
The design, for steel reinforced aluminium conductor, for assembly type overhead technological requirement, needs a kind of strain clamp of special construction to coordinate with it, and steel reinforced aluminium conductor and strain insulator-string to be coupled together transmitting force and electric loading by stable effectively gripping.
Summary of the invention
The invention provides a kind of fluid pressure type strain clamp, because assembly type overhead requirement strain clamp directly draws, therefore, require that its version and size must coordinate with pulling equipment bindiny mechanism, meanwhile, its version is necessary can by overhead line erecting equipments such as coasters.The strain clamp of the present invention's design overcomes the problems referred to above, for assembly type overhead construction process requirement, devise a kind of scheme, its steel anchor is designed to grooved syndeton, and size coordinates with pulling equipment bindiny mechanism, drainage plate and aluminum pipe are split-type structural form simultaneously, adopt and first steel anchor, aluminum pipe, wire are crimped, carry out Poling Construction, after construction, adopt compressive connection in air, again drainage plate and aluminum pipe are crimped together, to ensure the safe, reliable of crimping.
Through the aluminium stranded conductor after stripping in the strain clamp aluminum pipe of design, after crimping, ensure the stable gripping of aluminium stranded conductor.Drainage plate is crimped on the outside of aluminum pipe.The aluminum pipe of crimping transmits tension force, and the aluminum pipe of crimping and drainage plate transmit electrical load.
Technical problem of the present invention is solved mainly through following technical proposals:
A kind of hydraulic composite type dual panel-type drainage plate horizontal anti-freeze type strain clamp, it is characterized in that, described strain clamp comprises: steel anchor, aluminum pipe, drainage plate assembly, conduction wire clamp and oil filler point, and described aluminum pipe is provided with oil filler point; Described steel anchor crimps with described aluminum pipe and is connected, and described steel anchor and aluminum pipe are axially same; Described drainage plate assembly crimps with aluminum pipe and is connected, and described drainage plate assembly is connected with described aluminum pipe is vertical; Described conduction wire clamp is connected by bolt assembly with described drainage plate assembly.
Preferably, described aluminum pipe one end is connected by crimp steel anchor, and place the steel reinforced aluminium conductor after stripping in the other end, the electric force compounded grease of filling through oil filler point is injected in the gap between aluminum pipe and aluminium stranded conductor.
Preferably, it is characterized in that described aluminum pipe and steel anchor crimp the one end be connected is circle; Other end cross section is taper, and drift angle is 30 ° ~ 45 °.
Preferably, described steel anchor comprises hanging hole and cylinder two parts: described hanging hole is for being connected insulator; Described cylinder comprises solid section and hollow tube portion, and described solid section has annular groove, and the tangent plane of groove is triangular in shape, and described hollow tube portion crimps with described aluminum pipe and is connected.
Preferably, described drainage plate assembly comprises arc and straight plate two kinds of parts, and described arc is divided into upper and lower two boards, above one block of plate be drawer, tangent plane is recessed prone semicircle, and both sides concave; One block of plate is tangent plane is below concave upright semicircle, and the upper end of both sides raises up, and matches with the recess of described drawer, and be joined together to form a complete cylinder, described cylinder is crimped on the outer wall of described aluminum pipe; Described straight plate is two relative rectangular slabs, forms a groove, each plate is equipped with four through holes in the middle of two plates, and the hole symmetry on two plates; The plane at described rectangular slab place is parallel with the axis of cylinder.
Preferably, described bolt assembly comprises: the bolt of concentric, nut, plain cushion and bullet pad.
Preferably, described conduction wire clamp comprises plate and hollow circular tube two parts: the groove match between the thickness of described plate and two of drainage component straight plates, and described plate to be inserted in described groove and connected by described bolt assembly; Described plate and hollow circular tube one-body molded; The axis of described hollow circular tube and the angle of plate are less than 180 °.
Preferably, described crimping mode comprises: insert steel anchor respectively at the two ends of aluminum pipe and aluminium stranded conductor crimps, and carries out Poling Construction, adopts compressive connection in air after construction, then crimped with the outer wall of aluminum pipe by drainage plate assembly.
Preferably, described aluminum pipe is the aluminium alloy that the component of following parts by weight is made: aluminium 89-93 part, iron 4-6 part, manganese dioxide 3-6 part, magnesium 3-5 part, titania fiber 1-2 part, and tin 1-1.5 part, tungsten carbide 0.5-1 part, particle diameter are nano zine oxide 0.05-1 part of 8-12, graphene nanometer sheet 0.05-0.1 part and vanadic oxide 0-0.5 weight portion.
Compared with prior art, the present invention has following beneficial effect:
1, the present invention adopts ripe fluid pressure type splicing sleeve, and compression joint technique is ripe, and crimp quality is easily protected
2, instant invention overcomes the problem that the overhead line erecting equipments such as coaster crossed by assembly type overhead strain clamp.
3, drainage plate is crimped on outside aluminum pipe by the present invention, ensures the contact area of strain clamp drainage plate and aluminum pipe, ensures its electrical characteristic.
4, the present invention injects electric force compounded grease between aluminum pipe and steel reinforced aluminium conductor, makes strain clamp have antifreeze ability, useful life is extended.
Accompanying drawing explanation
Fig. 1 is steel reinforced aluminium conductor structure chart;
Fig. 2 is hydraulic composite type dual panel-type drainage plate horizontal anti-freeze type strain clamp assembly drawing;
Fig. 3 is aluminum pipe schematic diagram;
Fig. 4 is the schematic diagram of drainage plate assembly front view and left view;
Fig. 5 is the schematic diagram of steel anchor front view and vertical view;
Wherein: 1-steel anchor; 2-aluminum pipe; 3-drainage plate assembly; 4-bolt; 5-nut; 6-plain cushion; 7-bullet pad; 8-conduction wire clamp; 9-oil filler point; 10-drawer.
Embodiment
Elaborate to inventing the technical scheme provided below by embodiment.
A kind of hydraulic composite type dual panel-type drainage plate horizontal anti-freeze type strain clamp, it is characterized in that, described strain clamp comprises: steel anchor 1, aluminum pipe 2, drainage plate assembly 3, conduction wire clamp 8 and oil filler point 9, and described aluminum pipe 2 is provided with oil filler point 9; Described steel anchor 1 crimps with described aluminum pipe 2 and is connected, and described steel anchor 1 and aluminum pipe 2 are axially same; Described drainage plate assembly 3 crimps with aluminum pipe 2 and is connected, and described drainage plate assembly 3 is connected with described aluminum pipe 2 is vertical; Described conduction wire clamp 8 is connected by bolt assembly with described drainage plate assembly 3.
Described aluminum pipe 2 one end is connected by crimp steel anchor 1, and place the steel reinforced aluminium conductor after stripping in the other end, the electric force compounded grease of filling through oil filler point 9 is injected in the gap between aluminum pipe 2 and aluminium stranded conductor.
It is circle that described aluminum pipe 2 and steel anchor 1 crimp the one end be connected; Other end cross section is taper, and drift angle is 30 ° ~ 45 °.
Described steel anchor 1 comprises hanging hole and cylinder two parts: described hanging hole is for being connected insulator; Described cylinder comprises solid section and hollow tube portion, and described solid section has annular groove, and the tangent plane of groove is triangular in shape, and described hollow tube portion crimps with described aluminum pipe 2 and is connected.
Described drainage plate assembly 3 comprises arc and straight plate two kinds of parts,
Described arc is divided into upper and lower two boards, above one block of plate be drawer 10, tangent plane is recessed prone semicircle, and both sides concave; One block of plate is tangent plane is below concave upright semicircle, and the upper end of both sides raises up, and matches with the recess of described drawer 10, and be joined together to form a complete cylinder, described cylinder is crimped on the outer wall of described aluminum pipe 2;
Described straight plate is two relative rectangular slabs, forms a groove, each plate is equipped with four through holes in the middle of two plates, and the hole symmetry on two plates; The plane at described rectangular slab place is parallel with the axis of cylinder.
Described bolt assembly comprises: the bolt 4 of concentric, nut 5, plain cushion 6 and bullet pad 7.
Described conduction wire clamp 8 comprises plate and hollow circular tube two parts: the groove match between the thickness of described plate and two of drainage component straight plates, and described plate to be inserted in described groove and connected by described bolt assembly; Described plate and hollow circular tube one-body molded; The axis of described hollow circular tube and the angle of plate are less than 180 °.
Described crimping mode comprises: insert steel anchor 1 respectively at the two ends of aluminum pipe 2 and aluminium stranded conductor crimps, and carries out Poling Construction, adopts compressive connection in air after construction, then crimped by the outer wall of drainage plate assembly 3 with aluminum pipe 2.
Described aluminum pipe 2 is the aluminium alloy that the component of following parts by weight is made: aluminium 89-93 part, iron 4-6 part, manganese dioxide 3-6 part, magnesium 3-5 part, titania fiber 1-2 part, and tin 1-1.5 part, tungsten carbide 0.5-1 part, particle diameter are nano zine oxide 0.05-1 part of 8-12, graphene nanometer sheet 0.05-0.1 part and vanadic oxide 0-0.5 weight portion.
Finally should be noted that: above embodiment is only for illustration of the technical scheme of the application but not the restriction to its protection range; although with reference to above-described embodiment to present application has been detailed description; those of ordinary skill in the field are to be understood that: those skilled in the art still can carry out all changes, amendment or equivalent replacement to the embodiment of application after reading the application; but these change, revise or be equal to replacement, all applying within the claims given special approval to.
Claims (9)
1. a hydraulic composite type dual panel-type drainage plate horizontal anti-freeze type strain clamp, it is characterized in that, described strain clamp comprises: steel anchor (1), aluminum pipe (2), drainage plate assembly (3), conduction wire clamp (8) and oil filler point (9), described aluminum pipe (2) is provided with oil filler point (9); Described steel anchor (1) crimps with described aluminum pipe (2) and is connected, and described steel anchor (1) and aluminum pipe (2) are axially same; Described drainage plate assembly (3) crimps with aluminum pipe (2) and is connected, and described drainage plate assembly (3) is connected with described aluminum pipe (2) is vertical; Described conduction wire clamp (8) is connected by bolt assembly with described drainage plate assembly (3).
2. a kind of hydraulic composite type dual panel-type drainage plate horizontal anti-freeze type strain clamp as claimed in claim 1, it is characterized in that, described aluminum pipe (2) one end is connected by crimp steel anchor (1), place the steel reinforced aluminium conductor after stripping in the other end, the electric force compounded grease of filling through oil filler point (9) is injected in the gap between aluminum pipe (2) and aluminium stranded conductor.
3. a kind of hydraulic composite type dual panel-type drainage plate horizontal anti-freeze type strain clamp as claimed in claim 1, is characterized in that, it is circle that described aluminum pipe (2) and steel anchor (1) crimp the one end be connected; Other end cross section is taper, and drift angle is 30 ° ~ 45 °.
4. a kind of hydraulic composite type dual panel-type drainage plate horizontal anti-freeze type strain clamp as claimed in claim 1, it is characterized in that, described steel anchor (1) comprises hanging hole and cylinder two parts: described hanging hole is for being connected insulator; Described cylinder comprises solid section and hollow tube portion, and described solid section has annular groove, and the tangent plane of groove is triangular in shape, and described hollow tube portion crimps with described aluminum pipe (2) and is connected.
5. a kind of hydraulic composite type dual panel-type drainage plate horizontal anti-freeze type strain clamp as claimed in claim 1, it is characterized in that, described drainage plate assembly (3) comprises arc and straight plate two kinds of parts,
Described arc is divided into upper and lower two boards, above one block of plate be drawer (10), tangent plane is recessed prone semicircle, and both sides concave; One block of plate is tangent plane is below concave upright semicircle, and the upper end of both sides raises up, match with the recess of described drawer (10), be joined together to form a complete cylinder, described cylinder is crimped on the outer wall of described aluminum pipe (2);
Described straight plate is two relative rectangular slabs, forms a groove, each plate is equipped with four through holes in the middle of two plates, and the hole symmetry on two plates; The plane at described rectangular slab place is parallel with the axis of cylinder.
6. a kind of hydraulic composite type dual panel-type drainage plate horizontal anti-freeze type strain clamp as claimed in claim 1, it is characterized in that, described bolt assembly comprises: the bolt (4) of concentric, nut (5), plain cushion (6) and bullet pad (7).
7. a kind of hydraulic composite type dual panel-type drainage plate horizontal anti-freeze type strain clamp as claimed in claim 5, it is characterized in that, described conduction wire clamp (8) comprises plate and hollow circular tube two parts: the groove match between the thickness of described plate and two of drainage component straight plates, and described plate to be inserted in described groove and connected by described bolt assembly; Described plate and hollow circular tube one-body molded; The axis of described hollow circular tube and the angle of plate are less than 180 °.
8. a kind of hydraulic composite type dual panel-type drainage plate horizontal anti-freeze type strain clamp as claimed in claim 1, it is characterized in that, described crimping mode comprises: insert steel anchor (1) respectively at the two ends of aluminum pipe (2) and aluminium stranded conductor crimps, carry out Poling Construction, adopt compressive connection in air after construction, then the outer wall of drainage plate assembly (3) with aluminum pipe (2) is crimped.
9. a kind of hydraulic composite type dual panel-type drainage plate horizontal anti-freeze type strain clamp as claimed in claim 1, it is characterized in that, the aluminium alloy that the component that described aluminum pipe (2) is following parts by weight is made: aluminium 89-93 part, iron 4-6 part, manganese dioxide 3-6 part, magnesium 3-5 part, titania fiber 1-2 part, tin 1-1.5 part, tungsten carbide 0.5-1 part, particle diameter are nano zine oxide 0.05-1 part of 8-12, graphene nanometer sheet 0.05-0.1 part and vanadic oxide 0-0.5 weight portion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510894586.5A CN105470891A (en) | 2015-12-08 | 2015-12-08 | Horizontal anti-freezing strain clamp with hydraulic combined dual-plate-type drainage plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510894586.5A CN105470891A (en) | 2015-12-08 | 2015-12-08 | Horizontal anti-freezing strain clamp with hydraulic combined dual-plate-type drainage plate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105470891A true CN105470891A (en) | 2016-04-06 |
Family
ID=55608338
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510894586.5A Pending CN105470891A (en) | 2015-12-08 | 2015-12-08 | Horizontal anti-freezing strain clamp with hydraulic combined dual-plate-type drainage plate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105470891A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202696096U (en) * | 2012-06-21 | 2013-01-23 | 上海永固电力器材有限公司 | Hydraulic strain clamp with improved structure |
| CN103633600A (en) * | 2012-08-28 | 2014-03-12 | 扬州飞鸿电材有限公司 | Tension wire clamp |
| CN103956596A (en) * | 2014-04-25 | 2014-07-30 | 国家电网公司 | Crimping jumper wire drainage hardware fitting |
| CN104348123A (en) * | 2014-10-31 | 2015-02-11 | 国家电网公司 | Forging integrated type oiling strain clamp for aluminum alloy stranded wire |
| CN104451475A (en) * | 2014-12-15 | 2015-03-25 | 苏州宽温电子科技有限公司 | Aluminum alloy composite material and preparation method thereof |
-
2015
- 2015-12-08 CN CN201510894586.5A patent/CN105470891A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202696096U (en) * | 2012-06-21 | 2013-01-23 | 上海永固电力器材有限公司 | Hydraulic strain clamp with improved structure |
| CN103633600A (en) * | 2012-08-28 | 2014-03-12 | 扬州飞鸿电材有限公司 | Tension wire clamp |
| CN103956596A (en) * | 2014-04-25 | 2014-07-30 | 国家电网公司 | Crimping jumper wire drainage hardware fitting |
| CN104348123A (en) * | 2014-10-31 | 2015-02-11 | 国家电网公司 | Forging integrated type oiling strain clamp for aluminum alloy stranded wire |
| CN104451475A (en) * | 2014-12-15 | 2015-03-25 | 苏州宽温电子科技有限公司 | Aluminum alloy composite material and preparation method thereof |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20160411 Address after: 100192 Beijing city Haidian District Qinghe small Camp Road No. 15 Applicant after: China Electric Power Research Institute Applicant after: State Grid Corporation of China Applicant after: MAINTENANCE COMPANY, STATE GRID SHANDONG ELECTRIC POWER CO., LTD. Address before: 100192 Beijing city Haidian District Qinghe small Camp Road No. 15 Applicant before: China Electric Power Research Institute Applicant before: State Grid Corporation of China |
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| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20160406 |