CN211981338U - Maintenance platform for safety operation of isolating switch - Google Patents
Maintenance platform for safety operation of isolating switch Download PDFInfo
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- CN211981338U CN211981338U CN202020901869.4U CN202020901869U CN211981338U CN 211981338 U CN211981338 U CN 211981338U CN 202020901869 U CN202020901869 U CN 202020901869U CN 211981338 U CN211981338 U CN 211981338U
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- 238000012423 maintenance Methods 0.000 title abstract description 9
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 24
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- 230000007246 mechanism Effects 0.000 claims abstract description 11
- 230000001681 protective effect Effects 0.000 claims description 4
- 241000282326 Felis catus Species 0.000 claims description 3
- 239000004593 Epoxy Substances 0.000 claims description 2
- 230000000903 blocking effect Effects 0.000 claims description 2
- 238000007689 inspection Methods 0.000 claims 1
- 230000009194 climbing Effects 0.000 abstract description 5
- 230000000149 penetrating effect Effects 0.000 abstract description 2
- 230000006872 improvement Effects 0.000 description 8
- 229910000746 Structural steel Inorganic materials 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 239000003822 epoxy resin Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 229920000647 polyepoxide Polymers 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000001174 ascending effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000003028 elevating effect Effects 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000013021 overheating Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
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Abstract
The utility model provides an overhaul platform for the safety operation of an isolating switch, which relates to the field of overhaul operation of an electric power system and is provided with a fixed base and a lifting platform; the fixed base comprises a bracket and a positioning mechanism; the support is a platform frame structure with fixed support legs at the bottom; the positioning mechanism comprises a fastening stud, a sliding block and a hook arm; the fastening stud is arranged on the fixed supporting leg in a penetrating way; the slide block is positioned at the bottom of the fastening stud; the sliding block moves up and down on the fixed supporting leg in the sliding groove; one end of the hook arm is hinged with the sliding block, and the other end of the hook arm is hooked with the fixed channel steel at the lower part of the isolating switch for limiting, so that the bracket is positioned and installed on the fixed channel steel; the lifting platform is positioned on the bracket. By arranging the fixed base and the lifting platform, a scaffold or a climbing vehicle does not need to be additionally erected, so that the maintenance of workers is facilitated; meanwhile, the device is simple in structure, convenient and fast to install and operate, capable of greatly improving working efficiency, reusable, economical and practical.
Description
Technical Field
The utility model relates to an overhaul the operation field in electric power system, concretely relates to maintenance platform of isolator safety work.
Background
The GW7 type disconnecting switch is a disconnecting switch used for 220kV voltage class, the height of a conductive loop at the upper end of the disconnecting switch from a supporting channel steel at the lower end of the disconnecting switch exceeds 2.5 meters, meanwhile, the height of the channel steel from the ground also exceeds 2 meters, the total height of the conductive loop exceeds 4.5 meters, the overheating of the conductive loop and the like are common faults of a switch blade, and great safety risk and difficulty are caused to the overhaul of the conductive loop.
At present, two methods are generally adopted, namely, a scaffold is erected from the ground, at least three layers are needed, the scaffold needs to be dismantled and reinstalled when a work place is transferred, and the use is inconvenient; and secondly, the climbing vehicle is used, is limited by the operation range and the safety distance, and is often required to accompany and stop a nearby line, so that the power failure range is expanded, and the maintenance cost is increased. Thus, both of these approaches suffer from varying degrees of inadequacies.
Based on the situation, at present, an overhaul platform which can be used for safe operation of a GW7 type disconnecting switch is urgently needed, and overhaul convenience and economical efficiency of the disconnecting switch are improved.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an isolator safety work's maintenance platform aims at improving isolator and overhauls convenience and economic nature.
In order to achieve the above purpose, the utility model discloses a following technical scheme realizes:
an overhaul platform for safe operation of an isolating switch comprises a fixed base and a lifting platform;
the fixed base comprises a bracket and a positioning mechanism; the support is a platform frame structure with fixed support legs at the bottom; the positioning mechanism comprises a fastening stud, a sliding block and a hook arm; the fastening stud penetrates through the fixed supporting leg; the sliding block is positioned at the bottom of the fastening stud; the sliding block moves up and down on the fixed supporting leg in the sliding groove; one end of the hook arm is hinged with the sliding block, and the other end of the hook arm is hooked with a fixed channel steel at the lower part of the isolating switch for limiting, so that the bracket is positioned and installed on the fixed channel steel;
the lifting platform is positioned on the bracket.
As a further improvement of the utility model, the support is a frame structure of a square platform.
As a further improvement, the support is provided with hook arms corresponding to the support arms at the lower ends of the fixed channel steel respectively along the fixed support legs at the two ends of the length direction.
As a further improvement, four corners of the support are all provided with fixed legs, which are rectangular tubular structures with openings on the inner sides.
As a further improvement of the utility model, four support blocks are arranged on the slide block; wherein, the three support blocks also move up and down in the sliding groove in a limiting way; the other support block is hinged with the hook arm.
As a further improvement of the utility model, fastening stud's upper end is passed fixed landing leg upper end and is outwards extended and be connected with the handle, and the lower extreme passes the slider outwards extends and is connected with the separation blade.
As a further improvement of the utility model, the rising platform can be detached and fixedly connected on the support.
As a further improvement of the utility model, the lifting platform is a frame structure supported by a square pipe lifting bracket; wherein, with a pair of hook arms at a planar direction level fixed two epoxy square tubular horizontal poles, be used as the fixed cat ladder with step on the platform, three sides set up a horizontal pole respectively in the middle of in addition and do the fixed.
As a further improvement of the utility model, a fixed flat plate at the top of the upright post of the frame structure is used as an operation platform, and a rotatable protective lantern ring is arranged upwards at the upper part; the top is fixedly provided with a safety belt hanging ring.
Compared with the prior art, the beneficial effects of the utility model are that:
by arranging the fixed base and the lifting platform, a scaffold or a climbing vehicle does not need to be additionally erected, so that the maintenance of workers is facilitated; meanwhile, the device is simple in structure, convenient and fast to install and operate, capable of greatly improving working efficiency, reusable, economical and practical.
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, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a front view of the present invention in use;
fig. 3 is a schematic structural view of the elevating platform of the present invention;
FIG. 4 is a schematic structural view of the fixing base of the present invention;
fig. 5 is a schematic structural view of the positioning mechanism of the present invention;
fig. 6 is a schematic force diagram of the positioning mechanism of the present invention;
the reference numbers in the figures illustrate:
1. a fixed base; 11. a support; 111. fixing the supporting legs; 1111. a chute; 12. a positioning mechanism; 121. fastening a stud; 122. a slider; 1221. supporting a block; 123. a hook arm; 1231. hooking a finger; 1232. a connecting arm; 2. raising the platform; 21. a protective collar; 22. a suspension ring; 3. fixing channel steel; 4. a handle; 5. a baffle plate.
Detailed Description
To make the purpose, technical solution and advantages of the embodiments of the present invention clearer, the embodiments of the present invention are combined to clearly and completely describe the technical solution in the embodiments of the present invention, and obviously, the described embodiments are some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
Combine attached figure 1 to figure 6, the utility model provides an isolator safety work's maintenance platform aims at improving isolator and overhauls convenience and economic nature.
Specifically, the device comprises a fixed base 1 and a lifting platform 2;
the fixed base 1 comprises a bracket 11 and a positioning mechanism 12; the support 11 is a platform frame structure with fixed support legs 111 at the bottom; the positioning mechanism 12 comprises a fastening stud 121, a slider 122 and a hook arm 123; the fastening stud 121 is arranged on the fixed leg 111 in a penetrating manner; the sliding block 122 is positioned at the bottom of the fastening stud 11; the sliding block 122 moves up and down in the sliding groove 1111 at the fixed leg 111; one end of the hook arm 123 is hinged to the slider 122, and the other end of the hook arm is hooked to the fixing channel steel 3 at the lower part of the isolating switch for limiting, so that the bracket 11 is positioned and mounted on the fixing channel steel 3;
the lifting platform 2 is positioned on the bracket 11.
By arranging the fixed base 1 and the lifting platform 2, a scaffold or a climbing vehicle does not need to be additionally erected, so that the maintenance of workers is facilitated; meanwhile, the device is simple in structure, convenient and fast to install and operate, capable of greatly improving working efficiency, reusable, economical and practical.
Further, the support 11 is a frame structure of a square platform.
Further, the fixed support legs 111 at the two ends of the support 11 along the length direction are provided with hook arms 123 corresponding to the support arms at the lower end of the fixed channel steel 3 respectively.
It should be noted that, the fixed channel steel 3 of the GW7 type isolation switch is set up relatively for the opening of two channel steels, and the support arm of the fixed channel steel 3 is set up horizontally, and a certain distance is left in the middle, and the front ends of the two hook arms 123 arranged relatively hook on the lower legs of the two channel steels through the hook fingers 1231.
Preferably, four corners of the bracket 11 are provided with fixed legs 111, and the fixed legs 111 are of a rectangular tubular structure with an open structure on the inner side.
Furthermore, four supporting blocks 1221 are disposed on the sliding block 122.
Preferably, the sliding block 122 is a cross-shaped plate-shaped structure; wherein, the three supporting blocks 1221 also move up and down in the sliding slot 1111; the other leg 1221 is hinged to the hook arm 123.
Specifically, the upper axial end of the fixed leg 111 of the bracket 11 is connected to the lifting platform 2, three outer sides of the bracket 11 are grooved, three sides of the slider 122 are provided with cylindrical support blocks 1221 which can freely slide in the sliding grooves 1111, and one inner side of the slider is fixed to a rotating shaft connected to the hook arm 123.
Further, the upper end of the fastening stud 121 passes through the upper end of the fixed leg 111 and extends outwards to be connected with the handle 4, and the lower end passes through the slider 122 and extends outwards to be connected with the blocking piece 5.
Further, the hook arm 123 includes a hook finger 1231 and a connecting arm 1232; one end of the connecting arm 1232 is rotatably connected to the support block 1221, and is configured to axially rotate around the support block 1221; the other end of the connecting arm 1232 is rotatably connected to the hook finger 1231, so that the hook finger 1231 can rotate on the cross section of the fixing channel 3.
Preferably, the hook finger 1231 has an L-shaped hook structure; and the front end of the hook finger 1231 is matched with the two support arms of the fixed channel steel 3 in size, so that the connecting rod part of the hook finger 1231 can be vertically clamped with the lower end support arm of the fixed channel steel 3.
The center of the sliding block 122 is provided with a hole, the lower part of the fastening stud 11 passes through the hole and is welded and fixed with the baffle 5, and the sliding block 122 is dragged to slide upwards; the slider 122 another side links to each other with hook arm 123 through the pivot, and the hook arm 123 other end links to each other with hook finger 1231 through the pivot, and this structure can be through slider 122 upward movement with vertical ascending fastening force transform into horizontal backward pulling force to make hook finger 1231 collude the channel-section steel leg tightly.
Further, the lifting platform 2 is detachably and fixedly connected to the bracket 11.
Furthermore, the lifting platform 2 is a frame structure supported by a lifting support made of an epoxy resin square tube with the length of 0.8 m; two epoxy resin square tube cross bars are horizontally fixed with the pair of hook arms 123 in the direction of a plane and used as a ladder stand for fixing and climbing a platform, and the other three sides are respectively provided with a cross bar in the middle for fixing, so that angle iron is selected, materials are saved, and the weight is reduced.
Further, a flat plate is fixed on the top of the upright column to serve as a working platform, square angle iron with the height of 0.8 meter is fixed on the upper portion of the upright column upwards, a rotatable protective lantern ring 21 is fixed on the upper portion of the upright column to protect operators from toppling over, and a safety belt hanging ring 22 is fixed to serve as a hanging safety belt.
Furthermore, the protection lantern ring 21 is inserted and rotatably connected to the angle iron of the lifting platform 2, so that the protection lantern ring can rotate to facilitate the entering and exiting of operators, and the protection lantern ring plays a role in protecting the operators.
The utility model discloses when carrying out GW7 type isolator upper portion conductive loop and overhauing, earlier the utility model discloses the device is moved the channel-section steel top, indicates 1231 with four hooks on the base and colludes on the channel-section steel leg, screws four fixing bolt, ensures that four hooks indicate 1231 and all collude tightly, and the left and right sides rocks the platform, ensures that the device is fixed reliable, and the operation personnel climbs the operation platform through the cat ladder from the channel-section steel on, puts down the protection lantern ring 21 and entangles the health, hangs the safety belt on the safety belt hangs ring 22, can carry out the operation. This device simple structure, the installation simple operation to improved work efficiency greatly, but reuse, economical and practical, portable, management, space utilization is high, design benefit uses in a flexible way, reasonable in design, compact structure has fine market prospect.
It should be noted that the detailed description of the present invention is not included in the prior art, or can be obtained directly from the market, and those skilled in the art can obtain the detailed description without creative efforts, and the detailed connection method has a very wide application in the field or daily life, and is not described in detail herein.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship indicated based on the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In the present application, unless expressly stated or limited otherwise, the first feature may be directly on or directly under the second feature or indirectly via intermediate members. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.
Although embodiments of the present invention have been shown and described, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art without departing from the scope of the present invention.
Claims (9)
1. The utility model provides an inspection platform of isolator safety work which characterized in that: comprises a fixed base and a lifting platform;
the fixed base comprises a bracket and a positioning mechanism; the support is a platform frame structure with fixed support legs at the bottom; the positioning mechanism comprises a fastening stud, a sliding block and a hook arm; the fastening stud penetrates through the fixed supporting leg; the sliding block is positioned at the bottom of the fastening stud; the sliding block moves up and down on the fixed supporting leg in the sliding groove; one end of the hook arm is hinged with the sliding block, and the other end of the hook arm is hooked with a fixed channel steel at the lower part of the isolating switch for limiting, so that the bracket is positioned and installed on the fixed channel steel;
the lifting platform is positioned on the bracket.
2. The disconnecting switch safety operation overhaul platform according to claim 1, wherein: the support is a frame structure of a square platform.
3. The disconnecting switch safety operation overhaul platform according to claim 1, wherein: the fixed landing leg at support edge length direction both ends all be equipped with the hook arm that fixed channel-section steel lower extreme support arm corresponds respectively.
4. The disconnecting switch safety operation overhaul platform according to claim 1, wherein: four corners of the support are provided with fixed support legs, and the inner sides of the fixed support legs are of rectangular tubular structures with opening structures.
5. The disconnecting switch safety operation overhaul platform according to claim 1, wherein: four supporting blocks are arranged on the sliding block; wherein, the three support blocks also move up and down in the sliding groove in a limiting way; the other support block is hinged with the hook arm.
6. The disconnecting switch safety operation overhaul platform according to claim 1, wherein: the upper end of the fastening stud penetrates through the upper end of the fixed supporting leg and extends outwards to be connected with the handle, and the lower end of the fastening stud penetrates through the sliding block and extends outwards to be connected with the blocking piece.
7. The disconnecting switch safety operation overhaul platform according to claim 1, wherein: the lifting platform is detachably and fixedly connected to the support.
8. The disconnecting switch safety operation overhaul platform according to claim 1, wherein: the lifting platform is a frame structure supported by a square pipe lifting support; wherein, with a pair of hook arms at a planar direction level fixed two epoxy square tubular horizontal poles, be used as the fixed cat ladder with step on the platform, three sides set up a horizontal pole respectively in the middle of in addition and do the fixed.
9. The disconnecting switch safety operation overhaul platform according to claim 8, wherein: a flat plate is fixed at the top of the upright post of the frame structure to serve as a working platform, and a rotatable protective lantern ring is arranged upwards at the upper part of the flat plate; the top is fixedly provided with a safety belt hanging ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020901869.4U CN211981338U (en) | 2020-05-25 | 2020-05-25 | Maintenance platform for safety operation of isolating switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020901869.4U CN211981338U (en) | 2020-05-25 | 2020-05-25 | Maintenance platform for safety operation of isolating switch |
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| Publication Number | Publication Date |
|---|---|
| CN211981338U true CN211981338U (en) | 2020-11-20 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202020901869.4U Active CN211981338U (en) | 2020-05-25 | 2020-05-25 | Maintenance platform for safety operation of isolating switch |
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| CN (1) | CN211981338U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113084771A (en) * | 2021-02-18 | 2021-07-09 | 河钢股份有限公司承德分公司 | Terminal box operation platform on finishing mill |
-
2020
- 2020-05-25 CN CN202020901869.4U patent/CN211981338U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113084771A (en) * | 2021-02-18 | 2021-07-09 | 河钢股份有限公司承德分公司 | Terminal box operation platform on finishing mill |
| CN113084771B (en) * | 2021-02-18 | 2022-11-22 | 河钢股份有限公司承德分公司 | Terminal box operation platform on finishing mill |
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