CN210297073U - Connecting device for in-out operation of insulator string of ultra-high voltage transmission line - Google Patents
Connecting device for in-out operation of insulator string of ultra-high voltage transmission line Download PDFInfo
- Publication number
- CN210297073U CN210297073U CN201920993597.2U CN201920993597U CN210297073U CN 210297073 U CN210297073 U CN 210297073U CN 201920993597 U CN201920993597 U CN 201920993597U CN 210297073 U CN210297073 U CN 210297073U
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- Prior art keywords
- shaped frame
- insulator string
- installation
- fixed base
- transmission line
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- 239000012212 insulator Substances 0.000 title claims abstract description 26
- 230000005540 biological transmission Effects 0.000 title claims abstract description 17
- 238000009434 installation Methods 0.000 claims abstract description 34
- 239000012211 strain insulator Substances 0.000 abstract description 16
- 230000000694 effects Effects 0.000 abstract description 5
- 230000007306 turnover Effects 0.000 description 6
- 238000000034 method Methods 0.000 description 2
- 239000000919 ceramic Substances 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
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Abstract
The utility model discloses an extra-high voltage transmission line insulator string in-out operation connecting device, which comprises a T-shaped frame, a fixed base arranged at the end part of the T-shaped frame and an installation lantern ring arranged at the end part of the horizontal part of the T-shaped frame; a pedal groove for workers to climb is formed in the side wall of the vertical part of the T-shaped frame; the fixed base is U-shaped, and a locking screw is arranged on the fixed base; the mounting lantern ring is sleeved on the insulator string. Through will installing the lantern ring cover on strain insulator string, install unable adjustment base on strain insulator string's link fitting, guaranteed the stability of T type frame under the effect of the installation lantern ring and unable adjustment base, the staff of being convenient for walks steadily on T type frame, reach the purpose of guaranteeing the stability of whole device and improving staff's factor of safety.
Description
Technical Field
The utility model relates to a strain insulator string overhauls instrument, concretely relates to special high tension transmission line insulator string business turn over operation connecting device.
Background
The strain insulator string is an important element in the process of erecting the power transmission line, mainly comprises a ceramic strain insulator string and a composite strain insulator string, and can effectively isolate an electrified lead from the ground and keep each electric wire at the position of the strain insulator string.
The utility model provides an extra-high voltage transmission line insulator chain business turn over operation connecting device in patent (CN 106451237B), but because the first connector and the second connector structure of its tip are fairly simple, and stability is not enough in installing the use, has reduced staff's factor of safety.
The information disclosed in this background section is only for enhancement of understanding of the general background of the invention and should not be taken as an acknowledgement or any form of suggestion that this information constitutes prior art already known to a person skilled in the art.
SUMMERY OF THE UTILITY MODEL
For solving the technical problem, the utility model provides an extra-high voltage transmission line insulator chain business turn over operation connecting device to reach the purpose of guaranteeing whole device's stability and improvement staff's factor of safety.
In order to achieve the above purpose, the technical scheme of the utility model is as follows:
an extra-high voltage transmission line insulator string in-out operation connecting device comprises a T-shaped frame, a fixed base arranged at the end part of the T-shaped frame and an installation lantern ring arranged at the end part of the horizontal part of the T-shaped frame;
a pedal groove for workers to climb is formed in the side wall of the vertical part of the T-shaped frame;
the fixed base is U-shaped, and a locking screw is arranged on the fixed base;
the mounting lantern ring is sleeved on the insulator string.
The utility model discloses a to install the lantern ring cover on strain insulator string, install unable adjustment base on strain insulator string's link fitting, guaranteed the stability of T type frame under the effect of the installation lantern ring and unable adjustment base, the staff of being convenient for walks steadily on T type frame, reaches the purpose of guaranteeing the stability of whole device and improving staff's factor of safety.
Preferably, an installation upright post is arranged between the T-shaped frame and the fixed base, the installation upright post is fixedly connected to the fixed base, a groove is formed in the top of the installation upright post, an electric telescopic rod is arranged in the groove, and a movable part of the electric telescopic rod is positioned in an installation groove formed in the vertical part of the T-shaped frame and is fixedly connected with the T-shaped frame; the side wall of the mounting upright post is also provided with a pedal groove. The mounting of the mounting lantern ring is realized by using the electric telescopic rod.
Preferably, still include supporting component, supporting component include with installation stand threaded connection's installation ring and the symmetry set up the bracing piece at the installation ring connection, the bottom outside of bracing piece is equipped with the recess to one side, the top of bracing piece to one side with the installation ring is articulated. The stability of the T-shaped frame is further ensured by utilizing the supporting component.
Preferably, a circle of flanges are further arranged on the circumferential side wall of the mounting ring, and an accommodating groove is formed between each flange and the mounting ring; the top of bearing diagonal pole is equipped with U type couple, U type couple hangs on the flange to fill up the holding tank.
The utility model has the advantages of as follows:
1. the utility model discloses a to install the lantern ring cover on strain insulator string, install unable adjustment base on strain insulator string's link fitting, guaranteed the stability of T type frame under the effect of the installation lantern ring and unable adjustment base, the staff of being convenient for walks steadily on T type frame, reaches the purpose of guaranteeing the stability of whole device and improving staff's factor of safety.
2. The utility model discloses utilize electric telescopic handle to realize the installation of the installation lantern ring.
3. The utility model discloses utilize the supporting component further to guarantee the stability of T type frame.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below.
Fig. 1 is a schematic structural view of an insulator string in-out operation connecting device of an ultra-high voltage transmission line disclosed by the embodiment of the utility model;
the corresponding part names indicated by the numbers and letters in the drawings:
1, T-shaped frame 11, pedal groove 2, mounting upright post 21, electric telescopic rod 3, fixed base 31 and locking screw
4. The mounting collar 51, the mounting ring 52, the inclined support rod 61, the connecting fitting 62 and the insulator string.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.
The utility model provides an extra-high voltage transmission line insulator chain business turn over operation connecting device, its theory of operation is through installing the lantern ring cover on strain insulator chain, installs unable adjustment base on strain insulator chain's link fitting, has guaranteed the stability of T type frame under the effect of the installation lantern ring and unable adjustment base, and the staff of being convenient for walks steadily on T type frame, reaches the purpose of guaranteeing whole device's stability and improvement staff's factor of safety.
The present invention will be described in further detail with reference to examples and embodiments.
As shown in fig. 1, an in-out operation connecting device for an insulator string of an ultra-high voltage transmission line comprises a T-shaped frame 1, an installation upright post 2 for installing the T-shaped frame, a fixed base 3 arranged at the bottom end of the installation upright post, an installation lantern ring 4 arranged at the end part of a horizontal part of the T-shaped frame and a supporting component for stabilizing the installation device;
a pedal groove 11 for workers to climb is arranged on the side wall of the vertical part of the T-shaped frame;
a groove is formed in the top of the mounting upright column, an electric telescopic rod 21 is arranged in the groove, and a movable part of the electric telescopic rod is positioned in a mounting groove formed in the vertical part of the T-shaped frame and is fixedly connected with the T-shaped frame; the side wall of the mounting upright post is also provided with a pedal groove; ,
the fixing base is U-shaped, and is provided with a locking screw 31, and the fixing base is arranged on a connecting hardware fitting 61 below the insulator string through the locking screw.
The mounting collar is sleeved over the insulator string 62.
The supporting assembly comprises a mounting ring 51 in threaded connection with the mounting upright column and inclined supporting rods 52 symmetrically arranged on the mounting ring, the bottoms of the inclined supporting rods are turned outwards to be horizontal, and grooves (not shown) for clamping the bottom ends of the strain insulator strings are formed in the outer ends of the inclined supporting rods; a circle of flanges are further arranged on the circumferential side wall of the mounting ring, and an accommodating groove is formed between each flange and the mounting ring; the top of bearing diagonal pole is equipped with U type couple, U type couple hangs on the flange to fill up the holding tank.
The utility model discloses a concrete application steps as follows: as shown in fig. 1 again, in the actual use process, the staff at the tower top fixes the fixing base 3 on the link fitting 61 through the locking screw 31, then rotates the installation ring to the lower end position of the installation column 2 along the external thread on the installation column 2, clamps the end of the insulator string with the groove at the bottom end of the inclined support rod 52, and simultaneously moves the installation ring upwards until the U-shaped hook at the head end of the inclined support rod 52 is hung on the retaining edge of the side wall of the installation ring.
Then, the T-shaped frame 1 is recovered through the electric telescopic rod 21, the mounting lantern ring 4 is sleeved at the top end of the insulator string 62 (the range of the electric telescopic rod is set here, and the extending distance of the electric telescopic rod is fixed), the connecting device is stably mounted between the insulator strings at the moment, and workers can walk through the pedal grooves 11 to clean and maintain the insulator strings on two sides.
In this way, the utility model provides a special high tension transmission line insulator chain business turn over operation connecting device through will install the lantern ring cover on strain insulator chain, installs unable adjustment base on strain insulator chain's link fitting, has guaranteed the stability of T type frame under the effect of the installation lantern ring and unable adjustment base, and the staff of being convenient for walks steadily on T type frame, reaches the purpose of guaranteeing the stability of whole device and improving staff's factor of safety.
What has just been said above is the preferred embodiment of the utility model discloses an extra-high voltage transmission line insulator chain business turn over operation connecting device, should point out, to the ordinary technical personnel in this field, do not deviate from the utility model discloses under the prerequisite of inventive concept, can also make a plurality of deformations and improvements, these all belong to the utility model discloses a protection scope.
Claims (4)
1. An extra-high voltage transmission line insulator string in-out operation connecting device is characterized by comprising a T-shaped frame, a fixed base arranged at the end part of the T-shaped frame and an installation lantern ring arranged at the end part of the horizontal part of the T-shaped frame;
a pedal groove for workers to climb is formed in the side wall of the vertical part of the T-shaped frame;
the fixed base is U-shaped, and a locking screw is arranged on the fixed base;
the mounting lantern ring is sleeved on the insulator string.
2. The connecting device for the in-and-out operation of the insulator string of the ultra-high voltage transmission line according to claim 1, wherein an installation upright post is arranged between the T-shaped frame and the fixed base and is fixedly connected to the fixed base, a groove is formed in the top of the installation upright post, an electric telescopic rod is arranged in the groove, and a movable part of the electric telescopic rod is positioned in an installation groove formed in a vertical part of the T-shaped frame and is fixedly connected with the T-shaped frame; the side wall of the mounting upright post is also provided with a pedal groove.
3. The connection device for the in-and-out operation of the insulator string of the ultra-high voltage transmission line according to claim 2, further comprising a support assembly, wherein the support assembly comprises an installation circular ring in threaded connection with the installation upright post and inclined support rods symmetrically arranged on the installation circular ring, a groove is formed in the outer side of the bottom of each inclined support rod, and the top end of each inclined support rod is hinged to the installation circular ring.
4. The connection device for the in-and-out operation of the insulator string of the ultra-high voltage transmission line according to claim 3, wherein a circle of flanges are further arranged on the circumferential side wall of the mounting ring, and an accommodating groove is formed between each flange and the mounting ring; the top of bearing diagonal pole is equipped with U type couple, U type couple hangs on the flange to fill up the holding tank.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201920993597.2U CN210297073U (en) | 2019-06-28 | 2019-06-28 | Connecting device for in-out operation of insulator string of ultra-high voltage transmission line |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201920993597.2U CN210297073U (en) | 2019-06-28 | 2019-06-28 | Connecting device for in-out operation of insulator string of ultra-high voltage transmission line |
Publications (1)
Publication Number | Publication Date |
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CN210297073U true CN210297073U (en) | 2020-04-10 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201920993597.2U Expired - Fee Related CN210297073U (en) | 2019-06-28 | 2019-06-28 | Connecting device for in-out operation of insulator string of ultra-high voltage transmission line |
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CN (1) | CN210297073U (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112382981A (en) * | 2020-11-19 | 2021-02-19 | 国网山东省电力公司桓台县供电公司 | Connecting device for in-out operation of strain insulator string of ultra-high voltage transmission line |
CN114156780A (en) * | 2021-12-07 | 2022-03-08 | 周宗飞 | Connecting device for in-out operation of strain insulator string of ultra-high voltage transmission line |
-
2019
- 2019-06-28 CN CN201920993597.2U patent/CN210297073U/en not_active Expired - Fee Related
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112382981A (en) * | 2020-11-19 | 2021-02-19 | 国网山东省电力公司桓台县供电公司 | Connecting device for in-out operation of strain insulator string of ultra-high voltage transmission line |
CN114156780A (en) * | 2021-12-07 | 2022-03-08 | 周宗飞 | Connecting device for in-out operation of strain insulator string of ultra-high voltage transmission line |
CN114156780B (en) * | 2021-12-07 | 2023-11-21 | 嵊州市光宇实业有限公司 | Extra-high voltage transmission line strain insulator chain business turn over operation connecting device |
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Legal Events
Date | Code | Title | Description |
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GR01 | Patent grant | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200410 |