CN111933366B - High-voltage power grid suspension insulator - Google Patents
High-voltage power grid suspension insulator Download PDFInfo
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- CN111933366B CN111933366B CN202010812646.5A CN202010812646A CN111933366B CN 111933366 B CN111933366 B CN 111933366B CN 202010812646 A CN202010812646 A CN 202010812646A CN 111933366 B CN111933366 B CN 111933366B
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- tightening
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- insulator
- column
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B17/00—Insulators or insulating bodies characterised by their form
- H01B17/02—Suspension insulators; Strain insulators
- H01B17/06—Fastening of insulator to support, to conductor, or to adjoining insulator
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B17/00—Insulators or insulating bodies characterised by their form
- H01B17/38—Fittings, e.g. caps; Fastenings therefor
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Abstract
The invention relates to a high-voltage power grid suspension insulator which comprises an insulating block, a connecting device, a tightening device, a connecting device and an installation unit, wherein the connecting device is installed at the left end of the insulating block, the tightening device is installed at the right end of the insulating block, and the tightening device is connected with the installation unit in a threaded fit mode. The invention can solve the problems that when the existing high-voltage power grid suspension insulator is used, the insulator cannot be spliced according to the distance between the wire and the cross arm, and the wires with different distances cannot be connected, so that the applicability of the insulator is reduced, the replacement of the insulator is not facilitated, the difficulty of maintaining the insulator is increased, meanwhile, the internal support cannot be carried out on the joint of the insulator, so that the connection strength of the insulator is reduced, and the buffer treatment cannot be carried out on the joint of the insulator, so that the stability of the connection of the insulator is reduced, and the like.
Description
Technical Field
The invention relates to the technical field of power transmission, in particular to a suspension insulator of a high-voltage power grid.
Background
The suspension insulator is generally formed by gluing or mechanically clamping an insulating part and a metal accessory by using an adhesive, is widely applied to an electric power system, generally belongs to external insulation, works under atmospheric conditions, is one of important devices of a power transmission line, is used for suspending a wire and insulating an iron tower, and is used for producing suspension porcelain insulators used on high-voltage, ultrahigh-voltage and extra-high-voltage power transmission lines all over the world, so that the reliable guarantee is provided for the safe operation of the power transmission line in each country.
At present, when the suspension insulator is used for a high-voltage power grid, the following defects generally exist: 1. the existing equipment can not splice the insulators according to the distance between the wires and the cross arm and can not connect the wires with different distances, so that the applicability of the insulators is reduced, the insulators are not convenient to replace, and the difficulty in maintaining the insulators is increased; 2. the existing equipment can not carry out internal support on the insulator joint, so that the connection strength of the insulator is reduced, the insulator joint can not be subjected to buffering treatment, the phenomenon that the insulator joint is broken or bent due to overlarge stress caused by overlarge wind power is easy to occur, and the stability of insulator connection is reduced.
Disclosure of Invention
Technical problem to be solved
The invention can solve the problems that when the existing high-voltage power grid suspension insulator is used, the insulator cannot be spliced according to the distance between the wire and the cross arm, the wires with different distances cannot be connected, so that the applicability of the insulator is reduced, the replacement of the insulator is not facilitated, the difficulty of maintaining the insulator is increased, meanwhile, the internal support cannot be carried out on the insulator joint, so that the connection strength of the insulator is reduced, the buffer treatment cannot be carried out on the insulator joint, and the phenomenon that the insulator joint is broken or bent due to overlarge stress caused by overlarge wind force easily occurs, so that the stability of the insulator connection is reduced, and the like.
(II) technical scheme
In order to achieve the purpose, the invention adopts the following technical scheme that the high-voltage power grid suspension insulator comprises an insulating block, a connecting device, a tightening device, a connecting device and a mounting unit, wherein the connecting device is mounted at the left end of the insulating block, the tightening device is mounted at the right end of the insulating block, the tightening device is connected with the mounting unit in a threaded matching mode, and the connecting device is connected with the connecting device in a threaded matching mode.
The connecting device comprises a connecting block, a sliding plate, a rotating ring, a clamping ring, a supporting column, a jacking mechanism, a supporting mechanism, a buffering mechanism and a first limiting rod, wherein the connecting block is arranged on the left end surface of the insulating block, the connecting block is of a stepped cylindrical structure, the left side of the outer surface of the connecting block is connected with the sliding plate in a sliding fit manner, the rotating ring is connected on the left end surface of the sliding plate in a sliding fit manner, the clamping ring is arranged on the left end surface of the connecting block, the clamping blocks are symmetrically arranged on the outer surface of the clamping ring, the supporting column is arranged inside the clamping ring and is arranged on the connecting block, the left end of the supporting column is connected with the jacking mechanism in a sliding fit manner, the supporting mechanism is uniformly arranged on the right side of the jacking mechanism, the supporting mechanism is connected with the supporting column in a sliding fit manner, the buffering mechanism is uniformly arranged on the right side of the outer surface of the connecting block, and the inner side of the buffering mechanism is connected with the first limiting rod in a sliding fit manner, a gag lever post is installed on the connecting block, and concrete during operation, at first, insert the joint ring in tightening means and carry out the chucking according to required connection distance is manual, climbing mechanism supports joint ring inside through supporting mechanism, avoids the joint ring to receive the pulling force to take place deformation, later, fix rotatory ring rotation to tightening means through artificial mode, and finally, be connected buffer gear and tightening means through artificial mode, lie in that the most left rotatory ring is connected with the line device.
Tightening means including tightening barrel, rotary rod, bar post, No. two to roof and No. two gag lever posts, tightening barrel install on the insulating block right-hand member face, tightening barrel outer end face left side evenly is provided with the rotary rod, the rotary rod is installed on tightening barrel through the round pin axle, the bar post is installed to the rotary rod right-hand member, bar post middle part is provided with the round hole, bar post top is provided with No. two to the roof, No. two are installed on the rotary rod to the roof, rotary rod inner is connected with No. two gag lever posts through sliding fit's mode, No. two gag lever posts are installed on tightening barrel, concrete during operation, at first, tightening barrel and rotatory ring connection when a plurality of insulators are connected, afterwards, the rotary rod is connected with buffer gear, at last, the tightening barrel that is located the rightmost side is connected with the installation element.
The buffer mechanism comprises a buffer rod, a rotating block, a limiting spring, a threaded plate, a locking screw and a pair of top plates, the buffer rod is arranged on a connecting block through a pin shaft, the left end of the buffer rod is connected with the rotating block through a ball hinge, the limiting springs are symmetrically arranged at the upper end and the lower end of the outer end of the rotating block, the outer end of each limiting spring is arranged on the buffer rod, the threaded plates are symmetrically arranged at the front and the rear parts of the outer side of the rotating block, the locking screw is connected with the threaded plates in a thread fit mode, the pair of top plates are arranged above the locking screw, the pair of top plates are arranged on the buffer rod, during specific work, the buffer rod is rotated in a manual mode, the buffer rod is matched with the first limiting rod to realize a limiting function, the outer surface of the locking screw is connected with a bar-shaped column, the bar-shaped column is matched with the rotating block to realize a buffering function, and the phenomenon that the joint of an insulator is broken or the bending angle is too large is avoided, thereby improving the stability of the insulator connection.
As a preferred technical scheme of the invention, the connecting device comprises an installation frame and a connecting frame, the installation frame is connected with the rotating ring in a threaded fit mode, the structure of the installation frame is consistent with that of the tightening cylinder, the connecting frame is installed at the left end of the installation frame, the installation frame is in threaded connection with the rotating ring during specific work, and the connecting frame is connected with a wire.
As a preferred technical scheme of the present invention, the mounting unit includes a connection frame, a threaded post and a nut, the connection frame is connected with the tightening barrel in a threaded fit manner, the threaded post is mounted at the right end of the connection frame, the threaded post is connected with the nut in a threaded fit manner, in particular, during operation, the connection frame is connected with the tightening barrel, and the threaded post is mounted on the cross arm through the nut.
As a preferred technical scheme of the invention, the jacking mechanism comprises a jacking rod, a jacking block, an annular plate and a connecting spring, the jacking rod is connected with the supporting column in a sliding fit manner, the jacking block is mounted at the right end of the jacking rod, the annular plate is mounted at the left end of the jacking rod, the connecting spring is connected between the annular plate and the supporting column, and the jacking rod drives the supporting mechanism to support the clamping ring through the jacking block during specific work.
As a preferred technical scheme of the invention, the supporting mechanism comprises a supporting rod, a semi-arc block, a supporting plate and a return spring, the supporting rod is connected with the supporting column in a sliding fit mode, the semi-arc block is arranged at the inner end of the supporting rod, the supporting plate is arranged at the outer end of the supporting rod, the return spring is connected between the supporting plate and the supporting column, and the semi-arc block drives the supporting plate to support the clamping ring through the supporting rod during specific work.
As a preferred technical scheme, the outer surface of the tightening barrel is provided with a thread tooth, the thread tooth is connected with the rotating ring in a thread matching mode, the side wall of the tightening barrel is symmetrically provided with clamping grooves, the clamping grooves are in clamping matching with the clamping blocks, and the clamping grooves and the clamping blocks are in clamping matching to play a role in connection during specific work.
(III) advantageous effects
1. According to the high-voltage power grid suspension insulator, the insulator can be spliced according to the distance between the wire and the cross arm, and the wires at different distances can be connected, so that the applicability of the insulator is improved, the replacement of the insulator is facilitated, and the difficulty in maintaining the insulator is reduced;
2. the high-voltage power grid suspension insulator provided by the invention can be used for internally supporting the insulator joint, so that the connection strength of the insulator is improved, and the insulator joint can be subjected to buffering treatment, so that the phenomenon that the insulator joint is broken or bent due to overlarge stress caused by overlarge wind power is avoided, and the stability of insulator connection is improved.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a front view of the present invention;
FIG. 2 is a cross-sectional view of the present invention;
FIG. 3 is an enlarged view of the invention taken in the direction of N in FIG. 2;
FIG. 4 is an enlarged view taken in the direction X of FIG. 2 in accordance with the present invention;
FIG. 5 is an enlarged view taken along line D of FIG. 2 in accordance with the present invention;
fig. 6 is an enlarged view of the invention in the direction of M in fig. 2.
Detailed Description
The embodiments of the invention will be described in detail below with reference to the drawings, but the invention can be implemented in many different ways as defined and covered by the claims.
As shown in fig. 1 to 6, a high-voltage power grid suspension insulator includes an insulating block 1, a connecting device 2, a tightening device 3, a wire connecting device 4 and a mounting unit 5, the connecting device 2 is mounted at the left end of the insulating block 1, the tightening device 3 is mounted at the right end of the insulating block 1, the tightening device 3 is connected with the mounting unit 5 in a thread fit manner, and the connecting device 2 is connected with the wire connecting device 4 in a thread fit manner.
The connecting device 2 comprises a connecting block 21, a sliding plate 22, a rotating ring 23, a clamping ring 24, a supporting column 25, a jacking mechanism 26, a supporting mechanism 27, a buffering mechanism 28 and a first limiting rod 29, the connecting block 21 is installed on the left end face of the insulating block 1, the connecting block 21 is of a stepped cylindrical structure, the sliding plate 22 is connected to the left side of the outer surface of the connecting block 21 in a sliding fit manner, the rotating ring 23 is connected to the left end face of the sliding plate 22 in a sliding fit manner, the clamping ring 24 is installed on the left end face of the connecting block 21, the clamping blocks are symmetrically arranged on the outer surface of the clamping ring 24, the supporting column 25 is arranged inside the clamping ring 24, the supporting column 25 is installed on the connecting block 21, the jacking mechanism 26 is connected to the left end of the supporting column 25 in a sliding fit manner, the supporting mechanism 27 is evenly arranged on the right side of the jacking mechanism 26, and the supporting mechanism 27 is connected with the supporting column 25 in a sliding fit manner, buffer gear 28 is evenly installed on connecting block 21 surface right side, buffer gear 28 inboard is connected with gag lever post 29 through sliding fit's mode, gag lever post 29 is installed on connecting block 21, concrete during operation, at first, insert clamping ring 24 and carry out the chucking according to required connection distance is manual in tightening means 3, climbing mechanism 26 supports clamping ring 24 inside through supporting mechanism 27, it takes place to deform to avoid clamping ring 24 to receive the pulling force, afterwards, it fixes rotatory ring 23 on tightening means 3 through artificial mode, finally, be connected buffer gear 28 and tightening means 3 through artificial mode, it is connected with line device 4 to be located leftmost rotatory ring 23.
The supporting mechanism 27 comprises a supporting rod 271, a half-arc block 272, a supporting plate 273 and a return spring 274, the supporting rod 271 is connected with the supporting column 25 in a sliding fit mode, the half-arc block 272 is installed at the inner end of the supporting rod 271, the supporting plate 273 is installed at the outer end of the supporting rod 271, the return spring 274 is connected between the supporting plate 273 and the supporting column 25, and during specific work, the half-arc block 272 drives the supporting plate 273 to support the clamping ring 24 through the supporting rod 271.
The buffer mechanism 28 comprises a buffer rod 281, a rotating block 282, a limiting spring 283, a threaded plate 284, a locking screw 285 and a pair of top plates 286, the buffer rod 281 is arranged on the connecting block 21 through a pin shaft, the left end of the buffer rod 281 is connected with the rotating block 282 through a ball hinge, the limiting springs 283 are symmetrically arranged at the upper and lower ends of the outer end of the rotating block 282, the outer end of the limiting spring 283 is arranged on the buffer rod 281, the threaded plates 284 are symmetrically arranged at the front and back of the outer side of the rotating block 282, the threaded plate 284 is connected with the locking screw 285 through a thread fit mode, the pair of top plates 286 are arranged above the locking screw 285, the pair of top plates 286 are arranged on the buffer rod 281, during specific work, the buffer rod 281 is rotated through a manual mode, the buffer rod 281 is matched with the first limiting rod 29 to realize a limiting function, the strip-shaped columns 33 are connected to the outer surface of the screw 285, the strip-shaped columns 33 are matched with the rotating block 282 to realize a buffering function, the phenomenon that the insulator joint is broken or the bending angle is too large is avoided, and therefore the stability of insulator connection is improved.
The tightening device 3 comprises a tightening barrel 31, a rotating rod 32, a strip-shaped column 33, a second pair of top plates 34 and a second limiting rod 35, the tightening cylinder 31 is arranged on the right end face of the insulating block 1, a rotating rod 32 is uniformly arranged on the left side of the outer end face of the tightening cylinder 31, the rotating rod 32 is arranged on the tightening cylinder 31 through a pin shaft, a bar-shaped column 33 is arranged at the right end of the rotating rod 32, a round hole is arranged in the middle of the bar-shaped column 33, a second pair of top plates 34 are arranged above the bar-shaped column 33, the second pair of top plates 34 are arranged on the rotating rod 32, the inner end of the rotating rod 32 is connected with a second limiting rod 35 in a sliding fit mode, the second limiting rod 35 is arranged on the tightening cylinder 31, when the device works specifically, firstly, when the plurality of insulators are connected, the tightening cylinder 31 is connected to the rotating ring 23, then the rotating rod 32 is connected to the damper mechanism 28, and finally, the mounting unit 5 is connected to the tightening cylinder 31 located on the rightmost side.
Tighten up a 31 surface and be provided with the thread tooth, the thread tooth passes through screw-thread fit's mode and is connected with rotatory ring 23, the symmetry is provided with the joint groove on the tight section of thick bamboo 31 lateral wall of tightening, joint groove and fixture block joint cooperation, during concrete work, the joint groove plays the effect of being connected with the fixture block joint cooperation.
The connecting device 4 comprises an installation frame 41 and a connecting frame 42, the installation frame 41 is connected with the rotating ring 23 in a threaded fit mode, the structure of the installation frame 41 is consistent with that of the tightening barrel 31, the connecting frame 42 is installed at the left end of the installation frame 41, during specific work, the installation frame 41 is in threaded connection with the rotating ring 23, and the connecting frame 42 is connected with a wire.
The mounting unit 5 comprises a connecting frame 51, a threaded column 52 and a nut 53, the connecting frame 51 is connected with the tightening barrel 31 in a threaded fit mode, the threaded column 52 is mounted at the right end of the connecting frame 51, the threaded column 52 is connected with the nut 53 in a threaded fit mode, during specific work, the connecting frame 51 is connected with the tightening barrel 31, and the threaded column 52 is mounted on the cross arm through the nut 53.
When in use: s1: the insulators are connected according to the required connection distance, the clamping ring 24 is manually inserted into the tightening device 3 and clamped, and the rotating ring 23 is connected with the tightening barrel 31;
s2: the tightening barrel 31 is manually connected to the rotating ring 23, and thereafter, the rotating lever 32 is manually connected to the buffering lever 281;
s3: the tightening barrel 31 located on the rightmost side is manually connected to the mounting unit 5, the mounting unit 5 is mounted on the cross arm, and thereafter, the rotating ring 23 located on the leftmost side is manually connected to the wiring device 4.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. The utility model provides a high voltage electric network hangs insulator, includes insulating block (1), connecting device (2), tightening means (3), line device (4) and installation element (5), its characterized in that: the left end of the insulating block (1) is provided with a connecting device (2), the right end of the insulating block (1) is provided with a tightening device (3), the tightening device (3) is connected with an installation unit (5) in a thread fit mode, and the connecting device (2) is connected with a connecting device (4) in a thread fit mode; wherein:
the connecting device (2) comprises a connecting block (21), a sliding plate (22), a rotating ring (23), a clamping ring (24), a supporting column (25), a jacking mechanism (26), a supporting mechanism (27), a buffering mechanism (28) and a first limiting rod (29), wherein the connecting block (21) is installed on the left end face of the insulating block (1), the connecting block (21) is of a stepped cylindrical structure, the sliding plate (22) is connected to the left side of the outer surface of the connecting block (21) in a sliding fit manner, the rotating ring (23) is connected to the left end face of the sliding plate (22) in a sliding fit manner, the clamping ring (24) is installed on the left end face of the connecting block (21), clamping blocks are symmetrically arranged on the outer surface of the clamping ring (24), the supporting column (25) is arranged inside the clamping ring (24), the supporting column (25) is installed on the connecting block (21), the left end of the supporting column (25) is connected with the jacking mechanism (26) in a sliding fit manner, the supporting mechanism (27) is uniformly arranged on the right of the jacking mechanism (26), the supporting mechanism (27) is connected with the supporting column (25) in a sliding fit mode, the buffering mechanism (28) is uniformly arranged on the right side of the outer surface of the connecting block (21), the inner side of the buffering mechanism (28) is connected with a first limiting rod (29) in a sliding fit mode, and the first limiting rod (29) is arranged on the connecting block (21);
the tightening device (3) comprises a tightening barrel (31), a rotating rod (32), a bar-shaped column (33), a second pair of top plates (34) and a second limiting rod (35), the tightening barrel (31) is installed on the right end face of the insulating block (1), the rotating rod (32) is evenly arranged on the left side of the outer end face of the tightening barrel (31), the rotating rod (32) is installed on the tightening barrel (31) through a pin shaft, the bar-shaped column (33) is installed at the right end of the rotating rod (32), a round hole is formed in the middle of the bar-shaped column (33), the second pair of top plates (34) are arranged above the bar-shaped column (33), the second pair of top plates (34) are installed on the rotating rod (32), the inner end of the rotating rod (32) is connected with the second limiting rod (35) in a sliding fit mode, and the second limiting rod (35) is installed on the tightening barrel (31);
buffer gear (28) including buffer lever (281), turning block (282), spacing spring (283), threaded plate (284), locking screw (285) and one to roof (286), buffer lever (281) install on connecting block (21) through the round pin axle, buffer lever (281) left end has turning block (282) through ball hinged joint, limiting spring (283) are installed to turning block (282) outer end longitudinal symmetry, limiting spring (283) are installed on buffer lever (281) in limiting spring (283) outer end, the symmetry is provided with threaded plate (284) around turning block (282) outside, threaded plate (284) are connected with locking screw (285) through screw-thread fit's mode, locking screw (285) top is provided with one number to roof (286), one number is installed on buffer lever (281) to roof (286).
2. A high voltage network suspension insulator according to claim 1, characterised in that: the connecting device (4) comprises a mounting frame (41) and a connecting frame (42), the mounting frame (41) is connected with the rotating ring (23) in a threaded fit mode, the structure of the mounting frame (41) is consistent with that of the tightening barrel (31), and the connecting frame (42) is mounted at the left end of the mounting frame (41).
3. A high voltage network suspension insulator according to claim 1, characterised in that: the mounting unit (5) comprises a connecting frame (51), a threaded column (52) and a nut (53), wherein the connecting frame (51) is connected with the tightening barrel (31) in a thread fit mode, the threaded column (52) is mounted at the right end of the connecting frame (51), and the threaded column (52) is connected with the nut (53) in a thread fit mode.
4. A high voltage network suspension insulator according to claim 1, characterised in that: climbing mechanism (26) including jacking pole (261), jacking piece (262), annular plate (263) and coupling spring (264), jacking pole (261) be connected with support column (25) through sliding fit's mode, jacking piece (262) are installed to jacking pole (261) right-hand member, annular plate (263) are installed to jacking pole (261) left end, be connected with coupling spring (264) between annular plate (263) and support column (25).
5. A high voltage network suspension insulator according to claim 1, characterised in that: supporting mechanism (27) include bracing piece (271), half arc piece (272), backup pad (273) and reset spring (274), bracing piece (271) be connected with support column (25) through sliding fit's mode, half arc piece (272) are installed to bracing piece (271) inner, backup pad (273) is installed to bracing piece (271) outer end, be connected with reset spring (274) between backup pad (273) and support column (25).
6. A high voltage network suspension insulator according to claim 1, characterised in that: tighten up a section of thick bamboo (31) surface and be provided with the thread tooth, the thread tooth passes through screw-thread fit's mode and is connected with rotatory ring (23), the symmetry is provided with the joint groove on tightening up a section of thick bamboo (31) lateral wall, joint groove and fixture block joint cooperation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010812646.5A CN111933366B (en) | 2020-08-13 | 2020-08-13 | High-voltage power grid suspension insulator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010812646.5A CN111933366B (en) | 2020-08-13 | 2020-08-13 | High-voltage power grid suspension insulator |
Publications (2)
| Publication Number | Publication Date |
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| CN111933366A CN111933366A (en) | 2020-11-13 |
| CN111933366B true CN111933366B (en) | 2021-11-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010812646.5A Active CN111933366B (en) | 2020-08-13 | 2020-08-13 | High-voltage power grid suspension insulator |
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| CN (1) | CN111933366B (en) |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4012612B2 (en) * | 1996-11-19 | 2007-11-21 | 日本碍子株式会社 | Insulator with reinforced plastic core |
| JP2019092240A (en) * | 2017-11-10 | 2019-06-13 | 中国電力株式会社 | Insulator replacement device |
| CN108281241A (en) * | 2018-01-30 | 2018-07-13 | 浙江金塔电力线路器材有限公司 | A kind of telescopic suspension insulator |
| CN209729634U (en) * | 2019-01-15 | 2019-12-03 | 萍乡市中源瓷业有限公司 | A kind of suspension insulator being easily installed |
| CN110706872B (en) * | 2019-10-16 | 2020-12-04 | 山东广域科技有限责任公司 | Electric power insulator convenient to installation |
| CN210516348U (en) * | 2019-11-21 | 2020-05-12 | 江西泉新电气有限公司 | High-strength extra-high voltage composite insulator |
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2020
- 2020-08-13 CN CN202010812646.5A patent/CN111933366B/en active Active
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Effective date of registration: 20211105 Address after: 317300 Yongan Industrial Agglomeration Area, Xianju County, Taizhou City, Zhejiang Province Applicant after: ZHEJIANG TAILI TECHNOLOGY Co.,Ltd. Address before: 241002 Anhui Normal University, Huajin South Road, Yijiang District, Wuhu City, Anhui Province Applicant before: Wu Xinren |
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Denomination of invention: A suspension insulator for high-voltage power grid Effective date of registration: 20230815 Granted publication date: 20211123 Pledgee: Agricultural Bank of China Limited Xianju County sub branch Pledgor: ZHEJIANG TAILI TECHNOLOGY Co.,Ltd. Registration number: Y2023330001763 |
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