CN111155921A - Telescopic portable auxiliary equipment for pre-test maintenance of transformer substation - Google Patents
Telescopic portable auxiliary equipment for pre-test maintenance of transformer substation Download PDFInfo
- Publication number
- CN111155921A CN111155921A CN201811324022.8A CN201811324022A CN111155921A CN 111155921 A CN111155921 A CN 111155921A CN 201811324022 A CN201811324022 A CN 201811324022A CN 111155921 A CN111155921 A CN 111155921A
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- China
- Prior art keywords
- ladder
- transformer substation
- sleeve
- frame
- fixed
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- 238000012360 testing method Methods 0.000 title claims abstract description 17
- 238000012423 maintenance Methods 0.000 title claims abstract description 16
- 230000007246 mechanism Effects 0.000 claims description 9
- 238000003466 welding Methods 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 12
- 238000013461 design Methods 0.000 abstract description 4
- 230000009194 climbing Effects 0.000 description 2
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 241000282326 Felis catus Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 239000010720 hydraulic oil Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000001629 suppression Effects 0.000 description 1
Images
Classifications
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- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06C—LADDERS
- E06C1/00—Ladders in general
- E06C1/02—Ladders in general with rigid longitudinal member or members
- E06C1/04—Ladders for resting against objects, e.g. walls poles, trees
- E06C1/08—Ladders for resting against objects, e.g. walls poles, trees multi-part
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06C—LADDERS
- E06C1/00—Ladders in general
- E06C1/02—Ladders in general with rigid longitudinal member or members
- E06C1/14—Ladders capable of standing by themselves
- E06C1/24—Non-hinged free-standing ladders
- E06C1/28—Non-hinged free-standing ladders multi-part
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06C—LADDERS
- E06C1/00—Ladders in general
- E06C1/02—Ladders in general with rigid longitudinal member or members
- E06C1/34—Ladders attached to structures, such as windows, cornices, poles, or the like
- E06C1/36—Ladders suspendable by hooks or the like
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06C—LADDERS
- E06C7/00—Component parts, supporting parts, or accessories
- E06C7/50—Joints or other connecting parts
Abstract
The invention relates to the technical field of transformer substation maintenance, in particular to a telescopic portable auxiliary device for transformer substation pre-test maintenance, which comprises a detachable combined ladder, wherein the detachable combined ladder comprises a plurality of ladder frames, the adjacent ladder frames are sleeved and fixed end to end, and connecting pieces for fixing with a transformer substation framework are further arranged on the ladder frames. The transformer substation pre-test maintenance device is simple and compact in structure, scientific and reasonable in design and convenient to assemble and disassemble, and can complete pre-test maintenance operation of the transformer substation by one person on the premise of ensuring normal operation and operation safety; accessible dismouting is stretched out and drawn back and is adjusted, is convenient for use on different frameworks, and applicable each framework in substation equipment pre-test maintenance in-process solves the operation personnel and examines in-process safety belt in advance and beat the problem of high usefulness, and labour saving and time saving ensures personnel personal safety, can freely adjust the ladder frame height as required according to the use, makes things convenient for long distance transport, reduces maintainer work burden, improves work efficiency, has stronger popularization and application and worth.
Description
Technical Field
The invention relates to the technical field of transformer substation overhaul, in particular to a telescopic portable auxiliary device for transformer substation pre-test overhaul.
Background
The transformer substation maintenance mainly comprises the steps of maintaining, replacing and debugging transformer equipment according to maintenance process guide rules, regulations and technical requirements; disassembling, overhauling, cleaning, assembling and debugging the breaker and the operating mechanism thereof, and performing characteristic tests of the electrical and mechanical mechanisms; replacing and overhauling the isolating switch, the load switch and the grounding switch; maintaining transformer equipment such as a transformer, a mutual inductor, an arc suppression coil, a reactor, reactive compensation equipment, lightning protection equipment and the like; processing insulating oil, hydraulic oil and gas; aiming at the operation condition, defects and hidden dangers of the equipment, anti-accident measures are provided; the circuit breaker and the disconnecting switch are overhauled, replaced and debugged, and transformer equipment such as a transformer and a mutual inductor are maintained to reach the quality standard which must be possessed by safe operation. The climbing is carried out through carrying the vertical ladder among the current substation equipment preliminary examination maintenance process, nevertheless needs two people cooperation to write, and alone the staircase alone climbs the height, and factor of safety reduces to some extent.
Disclosure of Invention
Therefore, the invention provides the telescopic portable auxiliary equipment for the pre-test overhaul of the transformer substation, which is scientific and reasonable in design and convenient to assemble and carry.
According to the design scheme provided by the invention, the telescopic portable auxiliary equipment for the pre-test maintenance of the transformer substation comprises a detachable combined ladder, wherein the detachable combined ladder comprises a plurality of ladder frames, the adjacent ladder frames are sleeved and fixed end to end, and connecting pieces used for fixing with a transformer substation framework are further arranged on the ladder frames.
In the above, the connecting member includes a left frame plate and a right frame plate which are used for being clamped and fixed with the framework, and the left frame plate and the right frame plate are hinged.
Preferably, the upper side plates of the left frame plate and the right frame plate are hinged through hinges; the inner side plate of the right frame plate is provided with a sleeve used for being fixed with the ladder frame.
Furthermore, the left frame plate and the right frame plate adopt a C-shaped or U-shaped structure matched with the framework.
The ladder frame comprises two parallel supporting columns and a cross beam vertically fixed between the two parallel supporting columns; the parallel support columns adopt hollow tube structures.
Foretell, still contain the inclined ladder frame, the bottom ladder frame that the ladder was closed to the dismantlement formula is equipped with and is used for the coupling mechanism fixed with the inclined ladder frame.
Preferably, the connecting mechanism comprises a first sleeve sleeved on the bottom ladder frame and a connecting sleeve fixed with the first sleeve, and a vertical sleeve is arranged at the top end of the inclined ladder frame; the vertical sleeve is in interference fit with the connecting sleeve.
Furthermore, the connecting sleeve and the sleeve I are fixed into an integral structure through welding.
The detachable ladder has a hanging hook connected with an external fixing device on the top ladder frame.
Preferably, the bottom of the hanging hook is fixed with the top ladder frame through a second sleeve; the bottom of the hanging hook is hinged with the second sleeve.
The invention has the beneficial effects that:
the invention has simple and compact structure and novel and reasonable design, the adjacent ladder frames are sleeved and fixed end to end, the assembly and the disassembly are convenient, the ladder frames are provided with the connecting pieces connected with the framework, and the pre-test overhaul operation of the transformer substation can be completed by one person on the premise of ensuring the normal operation and the operation safety; accessible dismouting is stretched out and drawn back and is adjusted, is convenient for use on different frameworks, and applicable each framework in substation equipment pre-test maintenance in-process solves the operation personnel and examines in-process safety belt in advance and beat the problem of high usefulness, and labour saving and time saving ensures personnel personal safety, can freely adjust the ladder frame height as required according to the use, makes things convenient for long distance transport, reduces maintainer work burden, improves work efficiency, has stronger popularization and application and worth.
Description of the drawings:
FIG. 1 is one of the schematic structural diagrams of the pilot overhaul auxiliary equipment in the embodiment;
FIG. 2 is a schematic view of a structure of a connector according to an embodiment;
FIG. 3 is a schematic view showing the connection of the ladder frame in the embodiment;
FIG. 4 is a second schematic structural diagram of the pilot overhaul auxiliary equipment in the embodiment;
fig. 5 is a schematic view of the connection of the hanging hook in the embodiment.
The specific implementation mode is as follows:
in the figure, reference numerals 1 and 2 represent ladder frames, reference numeral 3 represents a connecting piece, reference numeral 31 represents a left frame plate, reference numeral 32 represents a right frame plate, reference numeral 33 represents a hinge, reference numeral 34 represents a sleeve, reference numeral 4 represents a diagonal ladder frame, reference numeral 5 represents a connecting mechanism, and reference numeral 6 represents a hook.
The present invention will be described in further detail below with reference to the accompanying drawings and technical solutions, and embodiments of the present invention will be described in detail by way of preferred examples, but the embodiments of the present invention are not limited thereto.
In the operation of current transformer substation's preliminary examination maintenance, because framework height problem, staff's height is limited, need carry the ladder, nevertheless need two people cooperations in the current ladder use, the security descends to some extent, and carries unchangeably etc.. Therefore, the embodiment of the invention, as shown in fig. 1, provides a telescopic portable auxiliary device for pre-test overhaul of a transformer substation, which comprises a detachable combined ladder, wherein the detachable combined ladder comprises a plurality of ladder frames, the adjacent ladder frames are sleeved and fixed end to end, and the ladder frames are further provided with connecting pieces for fixing with a transformer substation framework. The adjacent ladder frames are sleeved and fixed end to end, so that the assembly and the disassembly are convenient, and the ladder frames are provided with connecting pieces connected with the framework, so that the pre-test overhaul operation of the transformer substation can be completed by one person on the premise of ensuring the normal operation and the operation safety; accessible dismouting is stretched out and drawn back and is adjusted, is convenient for use on different frameworks, and applicable each framework in substation equipment in-process of overhauing in advance solves the operation personnel and overhauls the in-process safety belt in advance and beat the high problem of using, ensures personnel's personal safety.
As described above, referring to fig. 2, the connecting member includes left and right frame plates for being fastened to the frame, and the left and right frame plates are hinged to each other. Preferably, the upper side plates of the left frame plate and the right frame plate are hinged through hinges; the inner side plate of the right frame plate is provided with a sleeve used for being fixed with the ladder frame. Simple structure, simple to operate according to the actual operation demand, can suit this connecting piece structure on certain section or certain multistage ladder frame to guarantee the security of operation in-process.
Furthermore, the left frame plate and the right frame plate adopt a C-shaped or U-shaped structure matched with the framework, can be fixed with the framework in an interference fit mode better, and the safety and stability in the operation process are guaranteed.
The ladder frame comprises two parallel supporting columns and a cross beam vertically fixed between the two parallel supporting columns; the parallel support columns adopt hollow tube structures. Through hollow tube structure, it is fixed to be convenient for adjacent ladder frame head and the tail suit, and reduces this auxiliary assembly whole weight, portable, installation.
Foretell, still contain oblique ladder frame, the dismantlement formula closes the bottom ladder frame of ladder and is equipped with and be used for with the fixed coupling mechanism of oblique ladder frame, be convenient for operation on various connection structure's framework, further improve stability and the security of operation in-process. Through this inclined ladder frame, also can regard as the cat ladder to use alone, satisfy many-sided climbing operation demand.
Preferably, the connecting mechanism comprises a first sleeve sleeved on the bottom ladder frame and a connecting sleeve fixed with the first sleeve, and a vertical sleeve is arranged at the top end of the inclined ladder frame; the vertical sleeve is in interference fit with the connecting sleeve. The inclined ladder frame is fixed with the connecting sleeve in a sleeved mode, so that the reliability of connection of the assembled detachable combined ladder and the inclined ladder frame is guaranteed.
Furthermore, the connecting sleeve and the sleeve I are fixed into an integral structure through welding, the structure is simple, and the connection and the fixation are firm.
Foretell, the top ladder frame that dismantlement formula closed the ladder is equipped with the couple that hangs that is used for being connected with external fixed equipment, satisfies diversified operation demand.
Preferably, the bottom of the hanging hook is fixed with the top ladder frame through a second sleeve; the bottom of the hanging hook is hinged with the second sleeve, the direction of the hanging hook can be turned to be connected with external fixing equipment in the operation process, and the use is more convenient and reliable.
According to the telescopic safety belt, the ladder frames with the proper number are selected according to the telescopic principle and the operation requirements, the adjacent ladder frames are fixedly assembled into a whole through sleeving, so that the problem of low height of the safety belt of a worker is solved, the personal safety of the worker is ensured, the ladder frames are detachable and telescopic, and the ladder frames are more convenient to carry, assemble and use, can be integrally used, can also be independently used for part of the ladder frames in auxiliary equipment, so that the operation requirements are met, the labor intensity of the worker is reduced, the operation efficiency is improved, and the application range is wide.
The present invention is not limited to the above-described embodiments, and various changes may be made therein by those skilled in the art, but any changes equivalent or similar to the present invention are intended to be included within the scope of the claims of the present invention.
Claims (10)
1. The utility model provides a scalable portable auxiliary assembly of transformer substation's preliminary examination maintenance, contains the dismantlement formula and closes the ladder, its characterized in that, the dismantlement formula close the ladder and contain a plurality of ladder framves, adjacent ladder frame head and the tail suit is fixed, still be provided with on the ladder frame be used for with the fixed connecting piece of transformer substation's framework.
2. The retractable portable substation pre-commissioning service auxiliary device of claim 1, wherein the connector comprises left and right frame plates for being clamped to the frame, and the left and right frame plates are hinged to each other.
3. The retractable portable substation pre-commissioning maintenance auxiliary equipment of claim 2, wherein the upper side plates of the left and right frame plates are hinged by hinges; the inner side plate of the right frame plate is provided with a sleeve used for being fixed with the ladder frame.
4. The retractable portable substation pre-commissioning service auxiliary device of claim 3, wherein the left and right frame plates are of a "C" or "U" configuration matching the frame.
5. The retractable portable substation pre-commissioning and overhaul auxiliary device of claim 1, wherein the ladder rack comprises two parallel support columns and a cross beam vertically fixed between the two parallel support columns; the parallel support columns adopt hollow tube structures.
6. The retractable portable auxiliary equipment for transformer substation pre-test overhaul according to claim 1, further comprising an inclined ladder frame, wherein the bottom ladder frame of the detachable combined ladder is provided with a connecting mechanism for fixing with the inclined ladder frame.
7. The telescopic portable auxiliary equipment for the transformer substation pre-trial maintenance according to claim 6, wherein the connecting mechanism comprises a first sleeve sleeved on the bottom ladder frame and a connecting sleeve fixed with the first sleeve, and a vertical sleeve is arranged at the top end of the inclined ladder frame; the vertical sleeve is in interference fit with the connecting sleeve.
8. The retractable portable substation pre-commissioning and overhaul auxiliary device of claim 7, wherein the connecting sleeve is fixed to the first sleeve by welding to form a unitary structure.
9. The retractable portable auxiliary equipment for transformer substation pre-test overhaul according to claim 1, wherein the top ladder frame of the detachable combined ladder is provided with a hanging hook for connecting with external fixing equipment.
10. The telescopic portable auxiliary equipment for the pre-test overhaul of the transformer substation as claimed in claim 9, wherein the bottom of the hanging hook is fixed with the top ladder rack through a second sleeve; the bottom of the hanging hook is hinged with the second sleeve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811324022.8A CN111155921A (en) | 2018-11-08 | 2018-11-08 | Telescopic portable auxiliary equipment for pre-test maintenance of transformer substation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811324022.8A CN111155921A (en) | 2018-11-08 | 2018-11-08 | Telescopic portable auxiliary equipment for pre-test maintenance of transformer substation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111155921A true CN111155921A (en) | 2020-05-15 |
Family
ID=70555452
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811324022.8A Pending CN111155921A (en) | 2018-11-08 | 2018-11-08 | Telescopic portable auxiliary equipment for pre-test maintenance of transformer substation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111155921A (en) |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2616468A1 (en) * | 1987-06-11 | 1988-12-16 | Saby Gerard | Modular construction element, particularly for a ladder or scaffolding |
| CN201902158U (en) * | 2010-12-09 | 2011-07-20 | 民权县供电局 | Electric power overhaul ladder |
| DE202013009466U1 (en) * | 2013-10-28 | 2013-11-21 | Axel R. Hidde | Ladder with variable strut extension |
| CN203685006U (en) * | 2014-01-07 | 2014-07-02 | 国家电网公司 | Insulated rope ladder for overhead power transmission lines |
| CN103944088A (en) * | 2014-04-16 | 2014-07-23 | 宁海县雁苍山电力设备厂 | Power maintenance ladder |
| CN204186288U (en) * | 2014-06-29 | 2015-03-04 | 国家电网公司 | Triangle ladder |
| CN204552588U (en) * | 2015-01-12 | 2015-08-12 | 国家电网公司 | A kind of insulated ladder being applied to power transmission tower |
| CN105003189A (en) * | 2015-07-23 | 2015-10-28 | 国网山东蓬莱市供电公司 | Multifunctional operation ladder |
| CN206053824U (en) * | 2016-08-28 | 2017-03-29 | 陈超旻 | A kind of electric power overhaul ladder |
| CN206917597U (en) * | 2017-05-09 | 2018-01-23 | 潍坊市工业学校 | A kind of contact net power equipment maintaining step ladder |
| CN209430083U (en) * | 2018-11-08 | 2019-09-24 | 国网河南省电力公司巩义市供电公司 | Extensible portable ancillary equipment is overhauled in substation's prerun |
-
2018
- 2018-11-08 CN CN201811324022.8A patent/CN111155921A/en active Pending
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2616468A1 (en) * | 1987-06-11 | 1988-12-16 | Saby Gerard | Modular construction element, particularly for a ladder or scaffolding |
| CN201902158U (en) * | 2010-12-09 | 2011-07-20 | 民权县供电局 | Electric power overhaul ladder |
| DE202013009466U1 (en) * | 2013-10-28 | 2013-11-21 | Axel R. Hidde | Ladder with variable strut extension |
| CN203685006U (en) * | 2014-01-07 | 2014-07-02 | 国家电网公司 | Insulated rope ladder for overhead power transmission lines |
| CN103944088A (en) * | 2014-04-16 | 2014-07-23 | 宁海县雁苍山电力设备厂 | Power maintenance ladder |
| CN204186288U (en) * | 2014-06-29 | 2015-03-04 | 国家电网公司 | Triangle ladder |
| CN204552588U (en) * | 2015-01-12 | 2015-08-12 | 国家电网公司 | A kind of insulated ladder being applied to power transmission tower |
| CN105003189A (en) * | 2015-07-23 | 2015-10-28 | 国网山东蓬莱市供电公司 | Multifunctional operation ladder |
| CN206053824U (en) * | 2016-08-28 | 2017-03-29 | 陈超旻 | A kind of electric power overhaul ladder |
| CN206917597U (en) * | 2017-05-09 | 2018-01-23 | 潍坊市工业学校 | A kind of contact net power equipment maintaining step ladder |
| CN209430083U (en) * | 2018-11-08 | 2019-09-24 | 国网河南省电力公司巩义市供电公司 | Extensible portable ancillary equipment is overhauled in substation's prerun |
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