CN218586746U - Tool for replacing linear insulator in live-line manner - Google Patents
Tool for replacing linear insulator in live-line manner Download PDFInfo
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- CN218586746U CN218586746U CN202221633104.2U CN202221633104U CN218586746U CN 218586746 U CN218586746 U CN 218586746U CN 202221633104 U CN202221633104 U CN 202221633104U CN 218586746 U CN218586746 U CN 218586746U
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- 239000012212 insulator Substances 0.000 title claims abstract description 67
- 230000007246 mechanism Effects 0.000 claims abstract description 22
- 238000009413 insulation Methods 0.000 claims description 16
- 230000008859 change Effects 0.000 claims description 9
- 230000005611 electricity Effects 0.000 claims description 8
- 230000005540 biological transmission Effects 0.000 claims description 2
- 230000002457 bidirectional effect Effects 0.000 abstract description 6
- 238000000034 method Methods 0.000 description 8
- 230000008569 process Effects 0.000 description 7
- 238000009434 installation Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 239000010977 jade Substances 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 239000002131 composite material Substances 0.000 description 2
- 239000004020 conductor Substances 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 229910010293 ceramic material Inorganic materials 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 229910052573 porcelain Inorganic materials 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
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Abstract
The utility model discloses a tool for replacing a linear insulator in a live-line manner, which comprises a semicircular insulating cover, a fixed clamping mechanism and a lifting adjusting mechanism; semicircular insulating cover: the number of the semi-circular insulating covers is four, the left sides of two semi-circular insulating covers which are symmetrical in the same horizontal plane are hinged through hinges, the upper ends of the two semi-circular insulating covers on the upper layer and the lower ends of the two semi-circular insulating covers on the lower layer are both provided with semi-circular holes, the upper surfaces of the two semi-circular insulating covers on the lower layer are both fixedly connected with sliding cylinders which are uniformly distributed, the bottom ends of the semi-circular insulating covers on the upper layer are both provided with sliding holes which are uniformly distributed, and the sliding cylinders are in sliding connection with the vertically adjacent sliding holes; fixing a clamping mechanism: the upper surface of the semicircular insulating cover is fixedly connected with the upper end of the front side; the lifting adjusting mechanism comprises: the tool comprises a second gear and a bidirectional screw rod, wherein the bidirectional screw rod is respectively in threaded connection with two semicircular insulating covers on the rear side, and the tool for replacing the linear insulator in an electrified manner can protect the safety of personnel.
Description
Technical Field
The utility model relates to a power plant's maintenance technical field specifically is a change straight line insulator instrument with electricity.
Background
The insulator is a device which is arranged between conductors with different electric potentials or between the conductor and a grounding component and can bear the action of voltage and mechanical stress, the insulator is various in types and different in shape, although the structures and the appearances of different types of insulators are greatly different, the insulators are composed of two parts, namely an insulating part and a connecting hardware fitting, the insulator is a special insulating control part and can play an important role in an overhead transmission line, the insulator is mostly used for a telegraph pole in the early years, one end of a high-voltage wire connecting tower which is slowly developed is hung with a plurality of disc-shaped insulators, the insulator is usually made of glass or ceramics for increasing the creepage distance and is called as an insulator, the insulator cannot fail due to various electromechanical stresses caused by changes of environment and electric load conditions, otherwise, the insulator cannot play a great role, and the service life of the whole line can be damaged. The insulator can be divided into a suspension insulator and a post insulator according to different installation modes; according to the difference of the used insulating materials, the insulator can be divided into a porcelain insulator, a glass insulator and a composite insulator (also called a composite insulator); according to the service voltage grade difference, can be divided into low voltage insulator and high voltage insulator, the dismantlement and the installation of insulator are all very troublesome, still often accompany danger, even have the personnel of abundant installation experience also to have the safety risk in operation process, and the most of current change instrument only play the auxiliary action, can't guarantee personnel's safety, for this reason, we provide a live line and change sharp insulator instrument.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to overcome current defect, provide a change straight line insulator instrument with electricity, semicircle type insulating boot inner wall is provided with the arc insulating piece, and fixed fixture can guarantee that the installer is dismantling the better stability of in-process and live the insulator, can effectively solve the problem in the background art.
In order to achieve the above purpose, the utility model provides a following technical scheme: a tool for replacing a linear insulator in a live mode comprises a semicircular insulating cover, a fixed clamping mechanism and a lifting adjusting mechanism;
semicircular insulating cover: the number of the semi-circular insulation covers is four, the left sides of two semi-circular insulation covers which are symmetrical in the same horizontal plane are hinged through hinges, the upper ends of the two semi-circular insulation covers on the upper layer and the lower ends of the two semi-circular insulation covers on the lower layer are respectively provided with a semi-circular hole, the upper surfaces of the two semi-circular insulation covers on the lower layer are respectively and fixedly connected with sliding cylinders which are uniformly distributed, the bottom ends of the semi-circular insulation covers on the upper layer are respectively provided with sliding holes which are uniformly distributed, and the sliding cylinders are in sliding connection with the vertically adjacent sliding holes;
fixing a clamping mechanism: the upper surface of the semicircular insulating cover is fixedly connected to the upper end of the front side;
the lifting adjusting mechanism comprises: it includes second gear and two-way screw rod, two-way screw rod respectively with two semicircle type insulating boot threaded connection of rear side, the upper end of two-way screw rod and the centre bore fixed connection of second gear, make semicircle type insulating boot synthesize complete drum to can wrap up the insulator, play the effect of keeping apart the insulator, fixed fixture can guarantee that semicircle type insulating boot can fix on the wire pole frame, saves installer's physical power, lift adjustment mechanism can realize the requirement of semicircle type insulating boot to not co-altitude insulator.
Further, fixed fixture includes fixed backplate, first rotation handle, the screw thread post, fixed jack catch and removal jack catch, fixed jack catch fixed connection is in the upper surface of the semicircle type insulating boot of front side upper end, the last side of fixed jack catch is rotated with the bottom of screw thread post and is connected, remove jack catch threaded connection in the middle part of screw thread post, the top of screw thread post and the bottom fixed connection of first rotation handle, the sliding tray has been seted up on the right side of removal jack catch, the sliding tray and the fixed backplate sliding connection of removal jack catch, the bottom of fixed backplate and the last side fixed connection of fixed jack catch, the upper surface of fixed jack catch all is provided with anti-skidding line with the lower surface of removal jack catch, play the effect of fixed semicircle type insulating boot, set up anti-skidding line, can prevent that the jack catch from droing, guarantee the stability of semicircle type insulating boot in fixed process.
Furthermore, the lifting adjusting mechanism further comprises a second rotating handle, a guide pillar and a first gear, the guide pillar is rotatably connected to the upper end of the semicircular insulating cover at the upper end of the rear side, the second rotating handle is arranged at the upper end of the guide pillar, the first gear is arranged at the middle end of the guide pillar, and the first gear is meshed with the second gear to be connected, so that the height of the semicircular insulating cover can be adjusted, and the adaptability to insulators with different heights is realized.
Further, still include the fixed mouth of buckle plug and buckle, the equal fixed connection of buckle plug in two semicircle type insulating boot right sides of rear side, the equal fixed connection of the fixed mouth of buckle in two semicircle type insulating boot right sides of front side, the buckle plug is pegged graft with the fixed mouth of buckle on the same horizontal plane, guarantees that semicircle type insulating boot can not open when closing a jade or a jade.
Further, still include dead lever and fixed column, the dead lever rotates the face of keeping away from the other hand of the semicircle type insulating boot of two of front side in connection with electricity through the rotational pin, and fixed column fixed connection is in the face of keeping away from the other hand of two semicircle type insulating boots of rear side, and the bayonet socket of dead lever and the fixed column joint of same horizontal plane, the fixed of supplementary buckle make semicircle type insulating boot more stable when closing the wall.
Further, still include the safety cover, the safety cover sets up in semicircle type insulating boot upper surface breach department of rear side upper end, and the circular port unanimous with the guide pillar diameter is seted up to the upper end of safety cover, and the protection personnel can not be injured when rotating second twist grip, guarantees personnel's safety.
Further, still include the arc insulating piece, the arc insulating piece evenly sets up in the inner wall of semicircle type insulating boot, guarantees the insulating nature of semicircle type insulating boot to guarantee personnel's safety.
Compared with the prior art, the beneficial effects of the utility model are that: this change straight line insulator instrument with electricity has following benefit:
1. drive first gear rotation through rotating second twist grip, the rotation through first gear drives the second gear rotation of meshing in it, the rotation through the second gear drives two-way screw rod and rotates, the rotation through two-way screw rod drives half circle type insulating boot and removes, half circle type insulating boot removes and drives the slip cylinder and slide, thereby realize the purpose of adjusting half circle type insulating boot length, adjust half circle type insulating boot to suitable height, make half circle type insulating boot can wrap up the insulator, accomplish the adaptability of half circle type insulating boot to the insulator of co-altitude.
2. The screw thread column is driven to rotate by rotating the first rotating handle, the moving jaw is driven to move by rotating the screw thread column, the moving jaw is adjusted to a proper position, the fixed jaw and the moving jaw can be clamped on a support of a telegraph pole, the moving jaw can be firmly clamped by rotating the first rotating handle in the opposite direction, the fixed jaw and the moving jaw can be prevented from falling to cause danger in the clamping process by the anti-skidding lines, the fixed semicircular insulating cover is realized, the physical power of installation personnel is saved, and the installation of the personnel is facilitated.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic diagram of the rear side structure of the present invention.
Fig. 3 is the schematic diagram of the internal structure of the semicircular insulating cover of the present invention.
In the figure: 1 semicircle type insulating boot, 2 fixed fixture, 21 fixed backplate, 22 first turning handle, 23 screw thread post, 24 fixed jack catchs, 25 removal jack catchs, 3 lift adjustment mechanism, 31 second turning handle, 32 guide pillars, 33 first gear, 34 second gear, 35 two-way screw rod, 4 buckle plugs, 5 buckle fixed mouthful, 6 safety covers, 7 hinges, 8 arc insulating piece, 9 slip cylinders, 10 rotating pin, 11 dead levers, 12 fixed posts.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-3, the present embodiment provides a technical solution: a tool for replacing a linear insulator in a live mode comprises a semicircular insulating cover 1, a fixed clamping mechanism 2 and a lifting adjusting mechanism 3;
semicircular insulating cover 1: the number of the semi-circular insulating covers is four, the left sides of two semi-circular insulating covers 1 which are symmetrical to each other in the same horizontal plane are hinged through hinges 7, semicircular holes are formed in the upper ends of the two semi-circular insulating covers 1 on the upper layer and the lower ends of the two semi-circular insulating covers 1 on the lower layer, sliding cylinders 9 which are uniformly distributed are fixedly connected to the upper surfaces of the two semi-circular insulating covers 1 on the lower layer, sliding holes which are uniformly distributed are formed in the bottom ends of the semi-circular insulating covers 1 on the upper layer, the sliding cylinders 9 are connected with the vertically adjacent sliding holes in a sliding mode, insulators can be wrapped completely by the semi-circular insulating covers 1, and dangers caused by accidental touch are prevented.
Fixing the clamping mechanism 2: the upper surface of the semicircular insulating cover 1 fixedly connected to the upper end of the front side of the fixing clamping mechanism 2 comprises a fixing back plate 21, a first rotating handle 22, a threaded column 23, a fixing jaw 24 and a moving jaw 25, the fixing jaw 24 is fixedly connected to the upper surface of the semicircular insulating cover 1 on the upper end of the front side, the upper side surface of the fixing jaw 24 is rotatably connected with the bottom end of the threaded column 23, the moving jaw 25 is in threaded connection with the middle of the threaded column 23, the top end of the threaded column 23 is fixedly connected with the bottom end of the first rotating handle 22, a sliding groove is formed in the right side of the moving jaw 25, the sliding groove of the moving jaw 25 is slidably connected with the fixing back plate 21, the bottom of the fixing back plate 21 is fixedly connected with the upper side surface of the fixing jaw 24, anti-slip grains are formed in the upper surface of the fixing jaw 24 and the lower surface of the moving jaw 25, the threaded column 23 is driven to rotate by rotating the first rotating handle 22, the moving jaw 25 is driven by the rotating of the threaded column 23, the moving jaw 25 is adjusted to a proper position, the moving jaw 24 can be clamped on a support of a telegraph pole, the fixing jaw 24 and the fixing jaw 25 can firmly, and the insulating cover can be mounted on the fixing jaw, and the fixing jaw 24, and the mounting process of people can be conveniently.
Lifting adjusting mechanism 3: the semi-circular insulator cover comprises a second gear 34 and a bidirectional screw 35, the bidirectional screw 35 is in threaded connection with two semi-circular insulator covers 1 on the rear side respectively, the upper end of the bidirectional screw 35 is fixedly connected with a center hole of the second gear 34, the lifting adjusting mechanism 3 further comprises a second rotating handle 31, a guide pillar 32 and a first gear 33, the guide pillar 32 is rotatably connected to the upper end of the semi-circular insulator cover 1 on the upper end of the rear side, the upper end of the guide pillar 32 is provided with the second rotating handle 31, the middle end of the guide pillar 32 is provided with the first gear 33, the first gear 33 is meshed with the second gear 34 and is connected with the second gear 34 in a meshing manner, the first gear 33 is driven to rotate by rotating the second rotating handle 31, the second gear 34 meshed with the first gear is driven to rotate by rotating the second gear 34, the semi-circular insulator cover 1 is driven to move by rotating the bidirectional screw 35, the semi-circular insulator cover 1 is driven to move to drive the sliding cylinders 9 to slide, so as to achieve the purpose of adjusting the length of the semi-circular insulator cover 1 to achieve the purpose of the proper height, and the insulator cover 1 can wrap insulators with different heights.
Wherein: still include buckle plug 4 and buckle fixed port 5, the equal fixed connection of buckle plug 4 is on two semicircle type insulating boot 1 right sides of rear side, the equal fixed connection of buckle fixed port 5 is on two semicircle type insulating boot 1 right sides of front side, buckle plug 4 pegs graft with buckle fixed port 5 on the same horizontal plane, extract buckle plug 4 through buckle fixed port 5, make semicircle type insulating boot 1 open, make the insulator can put into semicircle type insulating boot 1, personnel close tight semicircle type insulating boot 1 through the power, make buckle plug 4 and 5 automatic locking of buckle fixed port, make semicircle type insulating boot 1 can not open, play the effect of fixed insulator.
Wherein: still include dead lever 11 and fixed column 12, dead lever 11 rotates the face of keeping away from the other side of electricity connection in semicircle type insulating boot 1 of two of front side through rotating pin 10, fixed column 12 fixed connection in the face of keeping away from the other side of two semicircle type insulating boots 1 of rear side, and the bayonet socket of dead lever 11 and the fixed column 12 joint of same horizontal plane make semicircle type insulating boot 1 part through rotating dead lever 11, make the insulator can put into in semicircle type insulating boot 1.
Wherein: still include safety cover 6, safety cover 6 sets up in 1 upper surface breach department of semicircle type insulating boot of rear side upper end, and the circular port unanimous with guide pillar 32 diameter is seted up to the upper end of safety cover 6, can guarantee through setting up safety cover 6 that personnel avoid being hindered by the gear in the use.
Wherein: still include arc insulating piece 8, arc insulating piece 8 evenly sets up in the inner wall of semicircle type insulating boot 1, can guarantee through arc insulating piece 8 that personnel can not take place danger when contact semicircle type insulating boot 1.
The utility model provides a pair of change straight line insulator instrument's theory of operation with electricity is as follows: the first gear 33 is driven to rotate by rotating the second rotating handle 31, the second gear 34 meshed with the first gear 33 is driven to rotate by rotating the first gear 33, the two-way screw 35 is driven to rotate by rotating the second gear 34, the upper and lower semicircular insulating covers 1 are driven to be close to or separate from each other by rotating the two-way screw 35 due to the fact that the threads at the upper and lower ends of the two-way screw 35 are opposite in direction, the semicircular insulating covers 1 are driven to move to drive the sliding cylinders 9 to slide by the movement of the semicircular insulating covers 1, the purpose of adjusting the length of the semicircular insulating covers 1 is achieved, the semicircular insulating covers 1 are adjusted to be at proper heights, the semicircular insulating covers 1 can wrap insulators, the adaptability of the semicircular insulating covers 1 to insulators with different heights is achieved, personnel can be prevented from being injured by the gears in the using process by arranging the protective covers 6, and the threaded cylinders 23 are driven to rotate by rotating the first rotating handle 22, the movable jaw 25 is driven to move by the rotation of the threaded column 23, the movable jaw 25 is adjusted to a proper position, the fixed jaw 24 and the movable jaw 25 can be clamped on a support of a telegraph pole, the movable jaw 25 can be firmly clamped by rotating the first rotating handle 22 in the opposite direction, the anti-skid lines can prevent the fixed jaw 24 and the movable jaw 25 from falling to cause danger in the clamping process, the fixed semicircular insulating cover 1 is fixed, the physical strength of an installer is saved, the installation by the installer is facilitated, the buckle plug 4 is pulled out through the buckle fixing port 5, the semicircular insulating cover 1 is opened by rotating the fixing rod 11, the insulator can be placed into the semicircular insulating cover 1, the inner wall of the semicircular insulating cover 1 is sleeved on the outer surface of the insulator, and the danger can be avoided when the installer contacts the semicircular insulating cover 1 through the arc-shaped insulating sheet 8, personnel close semicircle type insulating boot 1 through the power, make buckle plug 4 and the fixed mouthful 5 automatic locking of buckle, make semicircle type insulating boot 1 can not open, play the effect of fixed insulator, through rotating dead lever 11, consolidate the close jade of semicircle type insulating boot 1, personnel take off the back with the insulator from the wire pole, loosen jack catch 24 through rotating first rotating handle 22, the insulator that will change is sent down, putting into semicircle type insulating boot 1 inside with new insulator, change through above-mentioned step.
It is noted that the arc-shaped insulating sheet disclosed in the above embodiments may be selected from ceramic materials.
The above only is the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes of the present invention are used in the specification and the attached drawings, or directly or indirectly applied to other related technical fields, and the same principle is included in the protection scope of the present invention.
Claims (7)
1. The utility model provides a change straight line insulator instrument with electricity which characterized in that: comprises a semi-circular insulating cover (1), a fixed clamping mechanism (2) and a lifting adjusting mechanism (3);
semicircular insulating cover (1): the number of the semi-circular insulation covers is four, the left sides of two semi-circular insulation covers (1) which are symmetrical in the same horizontal plane are hinged through hinges (7), semi-circular holes are formed in the upper ends of the two semi-circular insulation covers (1) on the upper layer and the lower ends of the two semi-circular insulation covers (1) on the lower layer, sliding cylinders (9) which are uniformly distributed are fixedly connected to the upper surfaces of the two semi-circular insulation covers (1) on the lower layer, sliding holes which are uniformly distributed are formed in the bottom ends of the semi-circular insulation covers (1) on the upper layer, and the sliding cylinders (9) are connected with the vertically adjacent sliding holes in a sliding mode;
fixed clamping mechanism (2): the upper surface of the semicircular insulating cover (1) is fixedly connected to the upper end of the front side;
elevation adjustment mechanism (3): the double-screw-rod-type power transmission device comprises a second gear (34) and a double-screw rod (35), wherein the double-screw rod (35) is in threaded connection with two semicircular insulating covers (1) on the rear side respectively, and the upper end of the double-screw rod (35) is fixedly connected with a center hole of the second gear (34).
2. The tool for replacing a linear insulator in a live line according to claim 1, wherein: fixed fixture (2) is including fixed backplate (21), first handle (22), screw thread post (23), fixed jack catch (24) and removal jack catch (25) of rotating, fixed jack catch (24) fixed connection is in the upper surface of semicircle type insulating boot (1) of front side upper end, the side of going up of fixed jack catch (24) rotates with the bottom of screw thread post (23) to be connected, remove jack catch (25) threaded connection in the middle part of screw thread post (23), the top of screw thread post (23) and the bottom fixed connection of first handle (22) of rotating, the sliding tray has been seted up on the right side of removing jack catch (25), the sliding tray and fixed backplate (21) sliding connection of removing jack catch (25), the bottom of fixed backplate (21) and the side of going up fixed jack catch (24) fixed connection, the upper surface of fixed jack catch (24) and the lower surface of removing jack catch (25) all are provided with anti-skidding line.
3. The tool for replacing a linear insulator in a live manner according to claim 1, wherein: the lifting adjusting mechanism (3) further comprises a second rotating handle (31), a guide post (32) and a first gear (33), the guide post (32) is rotatably connected to the upper end of the semicircular insulating cover (1) at the upper end of the rear side, the second rotating handle (31) is arranged at the upper end of the guide post (32), the first gear (33) is arranged at the middle end of the guide post (32), and the first gear (33) is meshed with the second gear (34) to be connected.
4. The tool for replacing a linear insulator in a live line according to claim 1, wherein: still include buckle plug (4) and buckle fixed mouthful (5), the equal fixed connection in two semicircle type insulating boot (1) right sides of rear side in buckle plug (4), buckle fixed mouthful (5) equal fixed connection in two semicircle type insulating boot (1) right sides of front side, buckle plug (4) are pegged graft with buckle fixed mouthful (5) on the same horizontal plane.
5. The tool for replacing a linear insulator in a live line according to claim 1, wherein: still include dead lever (11) and fixed column (12), dead lever (11) rotate the face away from the back of electricity in two semicircle type insulating boot (1) of front side through rotating pin (10), fixed column (12) fixed connection in the face away from the back of two semicircle type insulating boot (1) of rear side, the bayonet socket of dead lever (11) and fixed column (12) joint on same horizontal plane.
6. The tool for replacing a linear insulator in a live line according to claim 1, wherein: still include safety cover (6), safety cover (6) set up in semicircle type insulating boot (1) upper surface breach department of rear side upper end, and the circular port unanimous with guide pillar (32) diameter is seted up to the upper end of safety cover (6).
7. The tool for replacing a linear insulator in a live line according to claim 1, wherein: the insulation cover is characterized by further comprising arc-shaped insulation sheets (8), wherein the arc-shaped insulation sheets (8) are uniformly arranged on the inner wall of the semicircular insulation cover (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221633104.2U CN218586746U (en) | 2022-06-28 | 2022-06-28 | Tool for replacing linear insulator in live-line manner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221633104.2U CN218586746U (en) | 2022-06-28 | 2022-06-28 | Tool for replacing linear insulator in live-line manner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218586746U true CN218586746U (en) | 2023-03-07 |
Family
ID=85359926
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221633104.2U Active CN218586746U (en) | 2022-06-28 | 2022-06-28 | Tool for replacing linear insulator in live-line manner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218586746U (en) |
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2022
- 2022-06-28 CN CN202221633104.2U patent/CN218586746U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20231208 Address after: No. 555 Renmin Road, Nanyang City, Henan Province, 473299 Patentee after: Nanyang Feilong Power Group Co.,Ltd. Address before: 474350 North 217, Ju Tan Street, Chengguan Town, Neixiang City, Nanyang, Henan. Patentee before: STATE GRID HENAN ELECTRIC POWER COMPANY NEIXIANG COUNTY POWER SUPPLY Co. |