CN211173880U - High-voltage bushing climbing device - Google Patents
High-voltage bushing climbing device Download PDFInfo
- Publication number
- CN211173880U CN211173880U CN201921621582.XU CN201921621582U CN211173880U CN 211173880 U CN211173880 U CN 211173880U CN 201921621582 U CN201921621582 U CN 201921621582U CN 211173880 U CN211173880 U CN 211173880U
- Authority
- CN
- China
- Prior art keywords
- bushing
- transformer
- ladder
- supporting rod
- auxiliary supporting
- 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.)
- Active
Links
Images
Landscapes
- Insulators (AREA)
Abstract
The utility model relates to an electric power tool's technical field, more specifically relates to a high-tension bushing climbing device. The utility model provides a high-voltage bushing climbing device, includes the ladder, wherein, the ladder top be equipped with can the joint in the tight device of transformer bushing's cover, ladder bottom still be equipped with supplementary supporting mechanism. The utility model discloses can solve effectively when doing transformer bushing and be situated between and decrease and do the insulation resistance to the transformer, some transformer bushings are owing to than higher, climb up the problem that the top slipped easily with general ladder. Such high-voltage bushing climbing device can guarantee climbing personnel's safety effectively, can promote engineering technical personnel's work efficiency, and then guarantees the safe and stable reliable operation of electric wire netting.
Description
Technical Field
The utility model relates to an electric power tool's technical field, more specifically relates to a high-tension bushing climbing device.
Background
The transformer bushing is a main insulation device outside the transformer box, and the outgoing lines of the transformer winding must penetrate through the insulation bushing to insulate the outgoing lines and the outgoing lines from the transformer shell, and meanwhile, the transformer bushing plays a role in fixing the outgoing lines. The insulating sleeve has the forms of a pure porcelain sleeve, an oil-filled sleeve, a capacitor sleeve and the like due to different voltage grades. The pure porcelain bushing is mainly used for transformers of 10kV and below, a conductive copper rod is penetrated in the porcelain bushing, and air insulation is adopted in the porcelain bushing; the oil-filled bushing is mainly used for 35kV transformers, oil is filled in a porcelain bushing, a conductive copper rod penetrates through the porcelain bushing, and insulating paper is wrapped outside the copper rod; the capacitive bushing is used for a high-voltage transformer with the voltage of more than 100kV and comprises a main insulating capacitor core, an upper and a lower outer insulating porcelain pieces, a connecting sleeve, an oil conservator, a spring assembly, a base, a voltage-sharing ball, a measuring terminal, a wiring terminal, a rubber gasket, insulating oil and the like.
The transformer bushing is an insulating bushing for leading high and low voltage leads inside the transformer to the outside of an oil tank, is used as a lead for insulation against the ground and plays a role of fixing the lead, is one of current-carrying elements of the transformer, and passes a load current for a long time in the operation of the transformer and passes a short-circuit current when a short circuit occurs outside the transformer. Therefore, the following requirements are placed on the transformer bushing: must have a specified electrical strength and sufficient mechanical strength; must have good thermal stability and withstand the transient overheating during short circuits; the appearance is little, the quality is little, sealing performance is good, the commonality is strong and the maintenance of being convenient for.
In the prior art, some transformer bushings are high, so that the transformer bushings are easy to slip when being climbed to the top end by using a common ladder. The safety of the climbing personnel can not be effectively ensured, the working efficiency of engineering technical personnel is reduced, and the power grid can not run safely, stably and reliably.
SUMMERY OF THE UTILITY MODEL
The utility model discloses aim at solving above-mentioned technical problem to a certain extent at least, provide a high-tension bushing climbing device, can guarantee climbing personnel's safety effectively.
The technical scheme of the utility model is that: the utility model provides a high-voltage bushing climbing device, includes the ladder, wherein, the ladder top be equipped with can the joint in the tight device of transformer bushing's cover, ladder bottom still be equipped with supplementary supporting mechanism.
The utility model discloses in, but through the effect joint of the tight device of cover on the transformer bushing, supplementary supporting mechanism can strengthen the holistic stability of device, and engineering technical personnel rethread ladder upwards scrambles.
Furthermore, the ladder comprises vertical supporting rods and a plurality of transverse supporting rods fixed between the vertical supporting rods. The distances among the transverse supporting rods are the same, so that engineering technicians can climb upwards conveniently.
Furthermore, the sleeving and tightening device comprises a sleeving part, a connecting part arranged on the sleeving part and a fixed arm capable of being clamped in the transformer bushing;
the sleeve joint portion is sleeved on the top end of the vertical supporting rod, and the fixed arm is connected to the side portion of the connecting portion.
The utility model discloses in, the inside shape that can set up reinforcing frictional force of portion of cup jointing for cup jointing portion can be firm cup joints in the top of vertical branch.
Furthermore, the fixing arm is in an annular semicircular shape. The annular section of the fixed arm is vertical to the axis direction of the vertical supporting rod.
The utility model discloses in, fixed arm quantity is 2, and 2 fixed arms form an annular, encircles transformer bushing inside it to make the fixed arm joint on transformer bushing.
Furthermore, supplementary supporting mechanism include with first supplementary branch, second supplementary branch, first supplementary branch be connected with vertical branch, second supplementary branch be fixed in between the first supplementary branch. The included angle formed between the axis direction of the first auxiliary supporting rod and the axis direction of the vertical supporting rod is 30-60 degrees.
The auxiliary supporting mechanism is arranged, so that the stability of the device in use is higher, the first auxiliary supporting rod and the vertical supporting rod can be hinged or connected in other modes, and the auxiliary supporting mechanism can not occupy space when being folded. The included angle of 30-60 degrees also accords with the mechanics principle.
Compared with the prior art, the beneficial effects are: the utility model discloses can solve effectively when doing transformer bushing and be situated between and decrease and do the insulation resistance to the transformer, some transformer bushings are owing to than higher, climb up the problem that the top slipped easily with general ladder. Such high-voltage bushing climbing device can guarantee climbing personnel's safety effectively, can promote engineering technical personnel's work efficiency, and then guarantees the safe and stable reliable operation of electric wire netting.
Drawings
Fig. 1 is a schematic perspective view of the present invention.
Fig. 2 is a schematic top view of the present invention.
Fig. 3 is a schematic diagram of the transformer bushing of the present invention.
Detailed Description
The drawings are for illustrative purposes only and are not to be construed as limiting the patent; for the purpose of better illustrating the embodiments, certain features of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted. The positional relationships depicted in the drawings are for illustrative purposes only and are not to be construed as limiting the present patent.
As shown in fig. 1-3, a high voltage bushing climbing device comprises a ladder 1, wherein a tightening device 2 capable of being clamped to a transformer bushing 4 is arranged at the top of the ladder 1, and an auxiliary support mechanism 3 is further arranged at the bottom of the ladder 1. Wherein a plurality of bushing rings 41 are provided on the transformer bushing 4.
In this embodiment, but effect through the tight device 2 of cover joint on transformer bushing 4, supplementary supporting mechanism 3 can strengthen the holistic stability of device, and engineering technical personnel rethread ladder upwards scrambles.
Specifically, the ladder 1 includes vertical struts 11, and a plurality of transverse struts 12 fixed between the vertical struts 11. The distances among the transverse supporting rods 12 are the same, so that engineering technicians can climb upwards conveniently.
The tightly sleeving device 2 comprises a sleeving part 21, a connecting part 22 arranged on the sleeving part 21 and a fixed arm 23 which can be clamped in the transformer bushing;
the sleeve joint part 21 is sleeved on the top end of the vertical supporting rod 11, and the fixed arm 23 is connected to the side part of the connecting part 22.
In this embodiment, the inside of the engaging portion 21 may be provided with a shape for enhancing friction, so that the engaging portion 21 may be securely engaged with the top end of the vertical strut 11.
In this embodiment, the fixing arm 23 has an annular semicircular shape. The annular section of the fixing arm 23 is perpendicular to the axial direction of the vertical strut 11. The fixed arm 23 quantity is 2, and 2 fixed arms form an annular, encircles transformer bushing in its inside to make fixed arm 23 joint on transformer bushing 4. Specifically, be equipped with a plurality of sleeve pipe rings 41 on the transformer bushing 4, form the recess between a plurality of sleeve pipe rings 41, the shape of fixed arm 23 just with the recess phase-match to fixed arm 23 joint is between a plurality of sleeve pipe rings 41, thereby firm when whole device is practical fixed.
The problem that when dielectric loss of transformer sleeves and insulation resistance of transformers are achieved, some transformer sleeves are high in height and easy to slip when climbing to the top end by using a common ladder is effectively solved. Such high-voltage bushing climbing device can guarantee climbing personnel's safety effectively, can promote engineering technical personnel's work efficiency, and then guarantees the safe and stable reliable operation of electric wire netting.
The auxiliary supporting mechanism 3 comprises a first auxiliary supporting rod 31 and a second auxiliary supporting rod 32, the first auxiliary supporting rod 31 is connected with the vertical supporting rod 11, and the second auxiliary supporting rod 32 is fixed between the first auxiliary supporting rods 31. The included angle formed by the axial direction of the first auxiliary supporting rod 31 and the axial direction of the vertical supporting rod 11 is 30-60 degrees.
The auxiliary supporting mechanism 3 is arranged, so that the stability of the device in use is higher, the first auxiliary supporting rod 31 and the vertical supporting rod 11 can be hinged or connected together in other modes, and the auxiliary supporting mechanism can not occupy the space when being folded. The included angle of 30-60 degrees also accords with the mechanics principle.
It is obvious that the above embodiments of the present invention are only examples for clearly illustrating the present invention, and are not limitations to the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.
Claims (1)
1. A high-voltage bushing climbing device comprises a ladder (1), and is characterized in that a sleeving device (2) capable of being clamped with a transformer bushing is arranged at the top of the ladder (1), and an auxiliary supporting mechanism (3) is further arranged at the bottom of the ladder (1);
the ladder (1) comprises vertical supporting rods (11) and a plurality of transverse supporting rods (12) fixed among the vertical supporting rods (11);
the tightly sleeving device (2) comprises a sleeving part (21), a connecting part (22) arranged on the sleeving part (21) and a fixed arm (23) capable of being clamped on the transformer bushing;
the sleeving part (21) is sleeved at the top end of the vertical supporting rod (11), and the fixed arm (23) is connected to the side part of the connecting part (22);
the fixed arm (23) is in an annular semicircular shape;
the annular section of the fixed arm (23) is vertical to the axial direction of the vertical supporting rod (11);
the auxiliary supporting mechanism (3) comprises a first auxiliary supporting rod (31) and a second auxiliary supporting rod (32), the first auxiliary supporting rod (31) is connected with the vertical supporting rod (11), and the second auxiliary supporting rod (32) is fixed between the first auxiliary supporting rods (31);
the included angle formed by the axial direction of the first auxiliary supporting rod (31) and the axial direction of the vertical supporting rod (11) is 30-60 degrees.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921621582.XU CN211173880U (en) | 2019-09-26 | 2019-09-26 | High-voltage bushing climbing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921621582.XU CN211173880U (en) | 2019-09-26 | 2019-09-26 | High-voltage bushing climbing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211173880U true CN211173880U (en) | 2020-08-04 |
Family
ID=71799524
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921621582.XU Active CN211173880U (en) | 2019-09-26 | 2019-09-26 | High-voltage bushing climbing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211173880U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112412322A (en) * | 2020-11-18 | 2021-02-26 | 贵州电网有限责任公司 | Self-tightening insulating ladder for power supply operation and detection of wooden building |
-
2019
- 2019-09-26 CN CN201921621582.XU patent/CN211173880U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112412322A (en) * | 2020-11-18 | 2021-02-26 | 贵州电网有限责任公司 | Self-tightening insulating ladder for power supply operation and detection of wooden building |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN211173880U (en) | High-voltage bushing climbing device | |
| CN106469594B (en) | Bushing shell for transformer | |
| CN208093344U (en) | A kind of dc circuit breaker energy supply transformer | |
| CN206921643U (en) | A kind of transformer | |
| EP0348131A2 (en) | Electrical apparatus | |
| CN201845648U (en) | Primary resonance eliminator | |
| CN207052401U (en) | A kind of dry-type transformer with high pressure socketed tube | |
| CN210430587U (en) | Metal-enclosed three-phase three-wire medium-high voltage combined metering box | |
| CN204189588U (en) | A kind of intelligent oil-impregnated paper condenser type transformer bushing | |
| CN107768114B (en) | High-voltage composite insulation energy supply transformer | |
| JP3397918B2 (en) | Withstand voltage test method for power cable lines | |
| CN210984501U (en) | Primary conducting rod for transformer substation transformer | |
| CN212625129U (en) | Sleeve of dry-type transformer | |
| Selvaraj et al. | A case study on basic requirements for the design of high voltage bushings | |
| CN205230796U (en) | Voltage transformer | |
| CN219476469U (en) | 55kV railway is with no partial discharge voltage transformer | |
| CN2751421Y (en) | A micro-oil high voltage current transformer | |
| CN201045715Y (en) | Porcelain housing dry type mutual inductor | |
| CN202153473U (en) | Full dry type large-current current transformer with transient protection characteristic | |
| CN209859716U (en) | Lightning arrester of electric power system | |
| CN107610915A (en) | A kind of series sleeve of the porcelain piece formula low-voltages of voltage class 2kV two | |
| US9601260B2 (en) | Method of manufacturing an electromagnetic induction device and an electromagnetic induction device | |
| CN208444797U (en) | High-voltage and current-limitation device and electric locomotive high-voltage and current-limitation device | |
| CN212275838U (en) | High-voltage alternating-current voltage sensor and high-voltage alternating-current electricity testing device | |
| CN217606677U (en) | Transformer with test sleeve |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |