CN216277647U - Special insulating staircase of ascending a height based on 220kV transformer bushing - Google Patents
Special insulating staircase of ascending a height based on 220kV transformer bushing Download PDFInfo
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- CN216277647U CN216277647U CN202122792196.0U CN202122792196U CN216277647U CN 216277647 U CN216277647 U CN 216277647U CN 202122792196 U CN202122792196 U CN 202122792196U CN 216277647 U CN216277647 U CN 216277647U
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- escalator
- transformer bushing
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- belt
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Abstract
The utility model discloses a special insulating escalator for ascending a height based on a 220kV transformer bushing, which comprises a hollow bracket, a soft contact belt, a fixing device, an angle adjusting frame, a rotating middle shaft, a stable base, an angle increasing frame and an adjustable horizontal base, wherein the soft contact belt is arranged on the hollow bracket; the soft contact belt is arranged at the upper part of the hollow bracket, and one side surface of the soft contact belt is matched and tightly attached to the outer side surface of the transformer bushing; the fixing device is transversely arranged at the upper part and the middle part of the hollow support and comprises a telescopic fixing belt and an operating mechanism, and the telescopic adjusting and locking functions of the telescopic fixing belt are realized through the operating mechanism, so that the escalator and the transformer sleeve are fixed. The utility model has the advantages of simple and reasonable structure, high safety, simple operation and working time saving; the utility model is a special tool suitable for ascending the height of the 220kV transformer bushing, and can well meet the requirements of safe and efficient production.
Description
Technical Field
The utility model relates to the technical field of equipment maintenance tools in a transformer substation, in particular to a special ascending insulation escalator based on a 220kV transformer bushing.
Background
At present, the common ascending operation mode of the transformer bushing of the transformer substation 220kV is as follows: 1) the mode of using the overhead working truck or the lifting platform is inconvenient and economical and cannot be used indoors; 2) the scaffold is erected, which is time-consuming and uneconomical; 3) the common insulated escalator is used, certain potential safety hazards exist in the mode, and meanwhile, the porcelain bottle is easy to damage. In conclusion, the existing climbing operation mode has the defects of low safety, complex operation, working time consumption and the like, and cannot well meet the requirements of safe and efficient production.
SUMMERY OF THE UTILITY MODEL
Aiming at the defects of the prior art in the background art, the utility model aims to provide the special ascending insulated escalator based on the 220kV transformer bushing, provides a proper 220kV transformer bushing ascending operation tool for overhauling and electrical testing personnel, and has the advantages of high safety, simplicity in operation and working time saving.
The utility model is realized by the following technical scheme:
the escalator comprises a hollow support, a soft contact belt and a fixing device, wherein the soft contact belt is arranged at the upper part of the hollow support, and one side surface of the soft contact belt is matched and tightly attached to the outer side surface of a transformer bushing; the fixing device is transversely arranged at the upper part and the middle part of the hollow support, and the escalator is fixed with the transformer sleeve through the fixing device, so that the escalator is prevented from turning backwards and sideslipping.
The working principle is as follows:
the utility model designs a special ascending insulated escalator based on a 220kV transformer bushing, which comprises a hollow bracket, a soft contact belt and a fixing device, wherein the soft contact belt is positioned at the upper part of the hollow bracket, one side surface of the soft contact belt is coincided and tightly attached to the outer side surface of the transformer bushing when the escalator is used, and the escalator and the transformer bushing are fixed through the fixing devices at the upper part and the middle part of the hollow bracket, so that the escalator is prevented from turning backwards and sideslipping. The utility model can fully overcome the following problems when the transformer substation 220kV transformer bushing is subjected to ascending operation: 1) the use of the aerial work vehicle or the lifting platform is inconvenient and economic, and can not be used indoors; 2) The scaffold needs to be erected, a large amount of time is consumed, and the scaffold is not economical; 3) the common insulated escalator has certain potential safety hazards, and meanwhile, the porcelain insulator is easy to damage, so that the safety and reliability of operators are improved, and the working time of sleeve ascending operation during overhauling and testing is saved.
The utility model has the advantages of simple and reasonable structure, high safety, simple operation and working time saving; the special tool for ascending the height of the 220kV transformer bushing is suitable for being used for ascending the height of the 220kV transformer bushing, and can well meet the requirements of safe and efficient production.
As a further preferable scheme, the fixing device comprises a telescopic fixing belt and an operating mechanism, the operating mechanism is fixedly connected with one side of the hollow support, one end of the telescopic fixing belt is detachably connected with the other side of the hollow support, the other end of the telescopic fixing belt penetrates through the operating mechanism, and the telescopic adjusting and locking functions of the telescopic fixing belt are realized through the operating mechanism, so that the escalator and the transformer bushing are fixed.
Preferably, the operating mechanism is fixedly connected with one side of the hollow bracket through a bolt.
As a further preferable scheme, one end of the telescopic fixing belt is connected with the other side of the hollow bracket through a hook form.
As a further preferred scheme, on the basis that the soft contact strip is additionally arranged at the upper part of the hollow support, the utility model further considers the contact tightness of the soft contact strip and the transformer bushing and designs a convex acting force crosspiece; the angle adjusting device comprises an angle adjusting frame and a rotating middle shaft, wherein the angle adjusting frame is fixed on the upper part of a hollow support through the rotating middle shaft, a soft contact belt is arranged right in front of the angle adjusting frame in a clinging manner, and the left side and the right side of the soft contact belt are fixedly connected with the angle adjusting frame;
the rotating middle shaft penetrates through the angle adjusting frame, and two sides of the rotating middle shaft are correspondingly connected with two sides of the escalator; the angle adjusting frame is adjusted according to the angles of different transformer sleeves by rotating the middle shaft, so that the contact area of the escalator and the sleeves is further increased, and the hard crosspiece of the escalator is prevented from damaging the sleeve porcelain insulator.
As a further preferable scheme, the rotation center shaft is a cylindrical shaft, and the angle adjusting frame freely rotates on the rotation center shaft.
As a further preferable scheme, the soft contact belt is made of insulating rubber, when the escalator is attached to the transformer bushing, due to the extrusion of the outer side surface of the transformer bushing to the soft contact belt, the soft contact belt made of insulating rubber deforms to be matched with the arc shape of the outer side surface of the transformer bushing, and the escalator and the transformer bushing are attached tightly.
As a further preferred scheme, the angle increasing frame comprises a stabilizing base, an angle increasing frame and an adjustable horizontal base, wherein the angle increasing frame is fixedly connected with two sides of the lower part of the hollow support, the stabilizing base is arranged below the angle increasing frame, and the adjustable horizontal base is arranged on the angle increasing frame.
As a further preferred scheme, the stabilizing base is a 360-degree-steering stabilizing base, and the stabilizing base is connected with the transformer bushing through spherical contact, so that the angle adjusting function of the escalator and the transformer bushing when in use is realized.
As a further preferred scheme, a threaded connecting rod is arranged between the adjustable horizontal base and the angle increasing frame, so that the escalator can be kept horizontal on different supporting surfaces, and the angle between the escalator and the sleeve during trial can be increased, so that the escalator is more stable.
Compared with the prior art, the utility model has the following advantages and beneficial effects:
1. the utility model designs a special ascending insulated escalator based on a 220kV transformer bushing, which comprises a hollow bracket, a soft contact belt and a fixing device, wherein the soft contact belt is positioned at the upper part of the hollow bracket, one side surface of the soft contact belt is coincided and tightly attached to the outer side surface of the transformer bushing when the escalator is used, and the escalator and the transformer bushing are fixed through the fixing devices at the upper part and the middle part of the hollow bracket, so that the escalator is prevented from turning backwards and sideslipping.
2. The upper part of the hollow bracket is additionally provided with the soft contact belt, the angle adjusting bracket and the rotating middle shaft, and the angle adjusting bracket can be adjusted according to the angles of different transformer bushings by adding the rotating middle shaft, so that the contact area between the escalator and the bushings is further increased, and the hard crosspiece of the escalator is prevented from damaging the bushing porcelain insulator.
3. The telescopic fixing belts on the upper part and the middle part of the hollow support and the operating mechanism thereof can fix the escalator and the sleeve, so as to prevent the escalator from turning backwards and sideslipping.
4. The 360-degree steering stabilizing base, the angle increasing frame and the adjustable horizontal base at the lower part of the hollow support can enable the escalator to keep horizontal on different supporting surfaces, and can increase the angle between the escalator and the sleeve when in use, so that the escalator is more stable.
5. The utility model has the advantages of simple and reasonable structure, high safety, simple operation and working time saving; the special tool for ascending the height of the 220kV transformer bushing is suitable for being used for ascending the height of the 220kV transformer bushing, and can well meet the requirements of safe and efficient production. The utility model can fully overcome the following problems when the transformer substation 220kV transformer bushing is subjected to ascending operation: 1) the use of the aerial work vehicle or the lifting platform is inconvenient and economic, and can not be used indoors; 2) the scaffold needs to be erected, a large amount of time is consumed, and the scaffold is not economical; 3) the common insulated escalator has certain potential safety hazards, and meanwhile, the porcelain insulator is easy to damage, so that the safety and reliability of operators are improved, and the working time of sleeve ascending operation during overhauling and testing is saved.
Drawings
The accompanying drawings, which are included to provide a further understanding of the embodiments of the utility model and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the utility model and together with the description serve to explain the principles of the utility model. In the drawings:
fig. 1 is a structural schematic diagram of the special insulating escalator for ascending a height based on a 220kV transformer bushing.
Reference numbers and corresponding part names:
1-hollow support, 2-soft contact belt, 3-angle adjusting frame, 4-telescopic fixing belt, 5-operating mechanism, 6-stable base, 7-angle increasing frame, 8-adjustable horizontal base and 9-rotary middle shaft.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to examples and accompanying drawings, and the exemplary embodiments and descriptions thereof are only used for explaining the present invention and are not meant to limit the present invention.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. However, it will be apparent to one of ordinary skill in the art that: it is not necessary to employ these specific details to practice the present invention. In other instances, well-known structures, circuits, materials, or methods have not been described in detail so as not to obscure the present invention.
Throughout the specification, reference to "one embodiment," "an embodiment," "one example," or "an example" means: the particular features, structures, or characteristics described in connection with the embodiment or example are included in at least one embodiment of the utility model. Thus, the appearances of the phrases "one embodiment," "an embodiment," "one example" or "an example" in various places throughout this specification are not necessarily all referring to the same embodiment or example. Furthermore, the particular features, structures, or characteristics may be combined in any suitable combination and/or sub-combination in one or more embodiments or examples. Further, those of ordinary skill in the art will appreciate that the illustrations provided herein are for illustrative purposes and are not necessarily drawn to scale. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
In the description of the present invention, it is to be understood that the terms "front", "rear", "left", "right", "upper", "lower", "vertical", "horizontal", "high", "low", "inner", "outer", etc. indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and therefore, are not to be construed as limiting the scope of the present invention.
Example 1
As shown in fig. 1, the special insulating escalator for ascending a height based on a 220kV transformer bushing comprises a hollow bracket 1, a soft contact belt 2 and a fixing device; the soft contact belt 2 is arranged at the upper part of the hollow bracket 1, and one side surface of the soft contact belt 2 is inosculated and tightly attached to the outer side surface of the transformer bushing; the fixing device is transversely arranged at the upper part and the middle part of the hollow support 1, and the escalator is fixed with the transformer sleeve through the fixing device, so that the escalator is prevented from turning backwards and sideslipping.
In this embodiment, the fixing device includes a telescopic fixing belt 4 and an operating mechanism 5, the operating mechanism 5 is fixedly connected with one side of the hollow support 1, one end of the telescopic fixing belt 4 is detachably connected with the other side of the hollow support 1, the other end of the telescopic fixing belt 4 passes through the operating mechanism 5, and the telescopic adjustment and locking functions of the telescopic fixing belt 4 are realized through the operating mechanism 5, so that the escalator and the transformer bushing are fixed. Specifically, the operating mechanism 5 can be fixedly connected with one side of the hollow support 1 through a bolt, and one end of the retractable fixing belt 4 is connected with the other side of the hollow support 1 through a hook.
The working principle is as follows: the utility model designs a special ascending insulated escalator based on a 220kV transformer bushing, which comprises a hollow bracket, a soft contact belt and a fixing device, wherein the soft contact belt is positioned at the upper part of the hollow bracket, one side surface of the soft contact belt is coincided and tightly attached to the outer side surface of the transformer bushing when the escalator is used, and the escalator and the transformer bushing are fixed through the fixing devices at the upper part and the middle part of the hollow bracket, so that the escalator is prevented from turning backwards and sideslipping. The utility model has the advantages of simple and reasonable structure, high safety, simple operation and working time saving; the special tool for ascending the height of the 220kV transformer bushing is suitable for being used for ascending the height of the 220kV transformer bushing, and can well meet the requirements of safe and efficient production.
Example 2
As shown in fig. 1, the present embodiment is different from embodiment 1 in that the present invention further includes an angle adjusting frame 3, a rotating middle shaft 9, a stabilizing base 6, an angle increasing frame 7, and an adjustable horizontal base 8;
in the embodiment, on the basis that the soft contact strip 2 is additionally arranged on the upper part of the hollow support 1, the utility model further considers the contact tightness of the soft contact strip 2 and the transformer bushing and designs the convex acting force crosspiece; namely, the utility model also comprises an angle adjusting frame 3 and a rotating middle shaft 9, wherein the angle adjusting frame 3 is fixed at the upper part of the hollow bracket 1 through the rotating middle shaft 9, a soft contact belt 2 is closely attached to the right front part of the angle adjusting frame 3, and the left side and the right side of the soft contact belt 2 are fixedly connected with the angle adjusting frame 3;
the rotating middle shaft 9 penetrates through the angle adjusting frame 3, and two sides of the rotating middle shaft 9 are correspondingly connected with two sides of the escalator; the angle adjusting frame 3 is adjusted according to the angles of different transformer sleeves by rotating the middle shaft 9, so that the contact area of the escalator and the sleeves is further increased, and the hard crosspiece of the escalator is prevented from damaging the sleeve porcelain insulator.
Specifically, the rotation central shaft 9 is a cylindrical shaft, and the angle adjusting bracket 3 freely rotates on the rotation central shaft 9.
In this embodiment, the angle increasing frame 7 is fixedly connected with two sides of the lower portion of the hollow support 1, the stabilizing base 6 is arranged below the angle increasing frame 7, and the level-adjustable base 8 is arranged on the angle increasing frame 7.
The stabilizing base 6 is a stabilizing base capable of rotating for 360 degrees, and the stabilizing base 6 is connected with the transformer bushing through spherical contact to achieve the angle adjusting function of the escalator when in use. The angle increases frame 7 and realizes fixing through welding mode and 1 lower part both sides of cavity support, increases the threaded connection rod between frame 7 through adjusting horizontal base 8 and angle and realizes that the staircase keeps the level on the holding surface of difference to can increase the staircase when probationing with sheathed tube angle, make it more stable.
The utility model relates to a special insulating escalator for ascending based on a 220kV transformer bushing, which comprises a hollow support, a soft contact belt and an angle adjusting frame thereof which are positioned at the upper part of the hollow support, telescopic fixing belts and operating mechanisms thereof which are positioned at the upper part and the middle part of the hollow support, a 360-degree steering stabilizing base, an angle increasing frame and an adjustable horizontal base which are positioned at the lower part of the hollow support. The utility model can fully overcome the following problems when the transformer substation 220kV transformer bushing is subjected to ascending operation: 1) the use of the aerial work vehicle or the lifting platform is inconvenient and economic, and can not be used indoors; 2) the scaffold needs to be erected, a large amount of time is consumed, and the scaffold is not economical; 3) the common insulated escalator has certain potential safety hazards, and meanwhile, the porcelain insulator is easy to damage, so that the safety and reliability of operators are improved, and the working time of sleeve ascending operation during overhauling and testing is saved.
Example 3
As shown in fig. 1, the present embodiment is different from embodiment 1 in that the soft contact strip 2 is made of an insulating rubber material, and when the escalator is fitted on the transformer bushing, the soft contact strip 2 made of the insulating rubber material deforms to conform to the arc shape of the outer side surface of the transformer bushing due to the pressing of the outer side surface of the transformer bushing against the soft contact strip 2, so that the escalator and the transformer bushing are largely and tightly fitted.
The above-mentioned embodiments are intended to illustrate the objects, technical solutions and advantages of the present invention in further detail, and it should be understood that the above-mentioned embodiments are merely exemplary embodiments of the present invention, and are not intended to limit the scope of the present invention, and any modifications, equivalent substitutions, improvements and the like made within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (10)
1. The special insulating escalator for ascending a height based on the 220kV transformer bushing comprises a hollow support (1) and is characterized by further comprising a soft contact belt (2) and a fixing device, wherein the soft contact belt (2) is arranged on the upper portion of the hollow support (1), and one side face of the soft contact belt (2) is closely attached to the outer side face of the transformer bushing in an inosculating manner; the fixing devices are transversely arranged at the upper part and the middle part of the hollow support (1), and the escalator and the transformer bushing are fixed through the fixing devices.
2. The escalator special for ascending based on 220kV transformer bushing according to claim 1, wherein the fixing device comprises a telescopic fixing belt (4) and an operating mechanism (5), the operating mechanism (5) is fixedly connected with one side of the hollow support (1), one end of the telescopic fixing belt (4) is detachably connected with the other side of the hollow support (1), the other end of the telescopic fixing belt (4) passes through the operating mechanism (5), and telescopic adjustment and locking of the telescopic fixing belt (4) are realized through the operating mechanism (5), so that the escalator and the transformer bushing are fixed.
3. The escalator special for ascending a height based on 220kV transformer bushing according to claim 2, characterized in that the operating mechanism (5) is fixedly connected with one side of the hollow bracket (1) through a bolt.
4. The escalator special for ascending a height based on 220kV transformer bushing according to claim 2, characterized in that one end of the telescopic fixing belt (4) is connected with the other side of the hollow support (1) through a hook form.
5. The special insulating escalator for ascending a height based on a 220kV transformer bushing according to claim 1, characterized by further comprising an angle adjusting frame (3) and a rotating central shaft (9), wherein the angle adjusting frame (3) is fixed on the upper part of the hollow support (1) through the rotating central shaft (9), a soft contact belt (2) is closely attached to the right front of the angle adjusting frame (3), and the left and right sides of the soft contact belt (2) are fixedly connected with the angle adjusting frame (3);
the rotating middle shaft (9) penetrates through the angle adjusting frame (3), and two sides of the rotating middle shaft (9) are correspondingly connected with two sides of the escalator; the angle adjusting frame (3) is adjusted according to the angles of different transformer bushings by rotating the middle shaft (9).
6. The escalator special for ascending a height based on 220kV transformer bushing according to claim 5, characterized in that the rotating central shaft (9) is a cylindrical shaft, and the angle adjusting frame (3) freely rotates on the rotating central shaft (9).
7. The escalator special for ascending a height based on 220kV transformer bushing according to claim 1, characterized in that the soft contact belt (2) is made of insulating rubber.
8. The special insulating escalator for ascending a height based on 220kV transformer bushing of claim 1, further comprising a stabilizing base (6), an angle increasing frame (7) and a level-adjustable base (8), wherein the angle increasing frame (7) is fixedly connected with two sides of the lower portion of the hollow support (1), the stabilizing base (6) is arranged below the angle increasing frame (7), and the level-adjustable base (8) is arranged on the angle increasing frame (7).
9. The insulated escalator special for ascending a height based on 220kV transformer bushing according to claim 8, characterized in that the stabilizing base (6) is a 360-degree turning stabilizing base, and the stabilizing base (6) is connected by spherical contact to realize the angle adjustment of the escalator and the transformer bushing when in use.
10. The special insulating escalator for ascending a height based on 220kV transformer bushing of claim 9, characterized in that a threaded connecting rod is arranged between the level adjustable base (8) and the angle increasing frame (7) to keep the escalator level on different supporting surfaces.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122792196.0U CN216277647U (en) | 2021-11-15 | 2021-11-15 | Special insulating staircase of ascending a height based on 220kV transformer bushing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122792196.0U CN216277647U (en) | 2021-11-15 | 2021-11-15 | Special insulating staircase of ascending a height based on 220kV transformer bushing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216277647U true CN216277647U (en) | 2022-04-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122792196.0U Active CN216277647U (en) | 2021-11-15 | 2021-11-15 | Special insulating staircase of ascending a height based on 220kV transformer bushing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216277647U (en) |
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2021
- 2021-11-15 CN CN202122792196.0U patent/CN216277647U/en active Active
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