CN202282575U - Insulation platform for expansion type live-line work - Google Patents
Insulation platform for expansion type live-line work Download PDFInfo
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- CN202282575U CN202282575U CN2011203862261U CN201120386226U CN202282575U CN 202282575 U CN202282575 U CN 202282575U CN 2011203862261 U CN2011203862261 U CN 2011203862261U CN 201120386226 U CN201120386226 U CN 201120386226U CN 202282575 U CN202282575 U CN 202282575U
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- supporting bracket
- platform
- insulated platform
- insulated
- insulation
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Abstract
The utility model discloses an insulation platform for expansion type live-line work, belonging to the technical field of the transmission line maintenance, comprising a base platform, an insulation footboard and a first support plate, wherein the base platform comprises a central hollowed structure, a center support axle is arranged on a horizontal transverse middle part on the bottom of the central hollowed structure, the insulation footboard and the first support plate are arranged in pair on the horizontal transverse two sides of the base platform; the second support plates are arranged in pair on the insulation platform, the middle points of the second support plates are pivoted on the center support axle, the second support plates are axially arranged along the center support axle; the second support plates are restrained end and free end, the insulation platform is folded, the second support plates are kept to be horizontal, the insulation platform is unfolded, the retained end of the second support plate is clamped with the first end of the first support plate and the free end of the second support pate is contacted with the bottom of the central hollowed structure.
Description
Technical field
The utility model relates to a kind of expansion live line working in Maintenance of Electric Transmission Line field and uses insulated platform.
Background technology
Along with the fast-developing and large-scale urban construction of regional economy in recent years, the electric load demand continues to increase substantially, and the user has higher requirement to the q&r of power supply simultaneously, generally hopes to reduce interruption duration and number of times.In order to ensure satisfying the demand of user to electric power, carried out the charging construction operation, become inevitable requirement to reduce the power failure scope with interruption duration.
At present, the charging construction power tool that can arrive accident spot fast mainly is the 10kV aerial lift device with insulated arm, yet the 10kV aerial lift device with insulated arm can not get into places such as ruelle, lanes and alleys, residential area, farmland, thereby can't carry out live line working; Promptly enable to get into these places, also often obstruction, cause social bad repercussion.On the one hand, the 10kV aerial lift device with insulated arm costs an arm and a leg in addition, is equipped with limited amount, can not take for a long time.
In sum, it is necessary developing the manned live line working insulation operation tool that adapts to above-mentioned environment.The top of this live line working insulation operation tool is provided with liftable insulated platform usually, and this insulated platform must have reliable insulation property, and particularly floor space is little when three alternate wear grade, so that operating platform can be passed the alternate of 60cm only.But in case after passing, the operating platform of construction hopes greatly when making the live line working personnel to three alternate operations, enough degrees of freedom are arranged again.Present folding insulated platform can solve this a pair of contradiction, but there is the technical problem of crank in actual use in this folding insulated platform, and there is hidden danger in live line working personnel's personal safety.
The utility model content
The purpose of the utility model is in order to overcome the deficiency of prior art, a kind of folding insulated platform to be provided, when this insulated platform closes up; Can pass safely alternate; During expansion, in the time of guaranteeing the live line working personnel to three alternate operations again, enough degrees of freedom are arranged; And steadily of centre of gravity, guaranteed live line working personnel's personal safety.
A kind of technical scheme that realizes above-mentioned purpose is: insulated platform is used in a kind of expansion live line working,
Comprise basic platform, the insulation footboard and first supporting bracket, the said insulation footboard and first supporting bracket are to be provided with in pairs in said basic platform horizontal cross both sides;
Said insulation footboard is articulated in the top of said basic platform horizontal cross both sides through rotating shaft;
First end of said first supporting bracket is articulated in the bottom of said basic platform horizontal cross both sides through back shaft, and second end of said first supporting bracket and said insulation footboard flexibly connect;
Said basic platform has the middle part engraved structure, and the bottom surface of said middle part engraved structure is provided with central support shaft, and said central support shaft is positioned at the middle part of said bottom surface horizontal cross, and said central support shaft is parallel to said back shaft;
Said insulated platform also comprises second supporting bracket of paired setting, and the mid point of said second supporting bracket is articulated on the said central support shaft, and said second supporting bracket is along said central support shaft axially-aligned;
Said second supporting bracket is divided into restrained end and free end,
Said insulated platform closes up; Said second supporting bracket keeps level; Said insulated platform launches, and the mutual clamping of first end of the restrained end of said second supporting bracket and said first supporting bracket, and the free end of said second supporting bracket contacts with the bottom surface of the middle part engraved structure of said basic platform.
Further, the guide-track groove vertical with said rotating shaft is set on the said insulation footboard; Second end of said first supporting bracket flexibly connects through shifting axle and said guide-track groove.
Further, on the end face of said insulation footboard the center support hole is set.
Further, said insulated platform closes up, the end face size 60 * 40cm of said insulated platform, and said insulated platform launches, and the end face of said insulated platform is of a size of 60 * 180cm.
Adopted the technical scheme of a kind of expansion live line working of the utility model with insulated platform; The middle part engraved structure promptly is set on said insulated platform; On the bottom surface of said middle part engraved structure the center of gravity back shaft is set; The mid point of second supporting bracket that is provided with in pairs is articulated on the central support shaft, and said second supporting bracket is along the axially-aligned of said central support shaft, when said insulated platform launches; The restrained end of said second supporting bracket is in the mutual clamping of first end of first supporting bracket, and the free end of said second supporting bracket contacts with the bottom surface of the middle part engraved structure of said basic platform.Its technique effect is: when said insulated platform closes up, can pass safely alternate.Said insulated platform launches, and the area of said insulated platform has enough degrees of freedom when being enough to guarantee the live line working personnel to three alternate operations; On insulated platform, carry out in the hot line job process the live line working personnel simultaneously, it is stable that the center of gravity of said insulated platform can keep, and guaranteed live line working personnel's personal safety.
Description of drawings
Structural representation when Fig. 1 closes up with insulated platform for a kind of expansion live line working of the utility model;
Fig. 2 is the structural representation of a kind of expansion live line working of the utility model when launching with insulated platform.
Fig. 3 is a kind of expansion live line working of the utility model structural representation after with the installation guardrail of insulated platform;
Fig. 4 is the stressed principle schematic of a kind of expansion live line working of the utility model with insulated platform;
A kind of expansion live line working of the utility model that Fig. 5 is is with the perspective view of insulated platform.
Embodiment
See also Fig. 1 to Fig. 5, the utility model in order to understand the technical scheme of the utility model better, below through concrete embodiment, and combine accompanying drawing at length to explain:
See also Fig. 1 and Fig. 2; Insulated platform is used in a kind of expansion live line working of the utility model; Comprise basic platform 11; Insulation footboard 12, first supporting bracket 13 and second supporting bracket 14, wherein said insulation footboard 12, first supporting bracket 13 are to be provided with in pairs in the horizontal cross both sides of said basic platform 11;
Said insulation footboard 12 is articulated in the top of said basic platform 11 horizontal cross both sides through rotating shaft 15;
First end of said first supporting bracket 13 is articulated in the bottom of said basic platform 11 horizontal cross both sides through back shaft 16, and second end of said first supporting bracket 13 and said insulation footboard 12 flexibly connect;
Second end of said first supporting bracket 13 can be realized with flexible connection between said insulation footboard 12 flexibly connects like this: the guide-track groove 18 vertical with said rotating shaft 15 is set on the said insulation footboard 12; Second end of said first supporting bracket 13 flexibly connects through shifting axle 19 and said guide-track groove 18, promptly said shifting axle 19 can be said guide-track groove 18 in the endwisely slipping of the said guide-track groove 18 in edge.
Said insulated platform closes up, and shifting axle 19 slides on the said guide-track groove 18 side near said rotating shaft 15; Said insulated platform launches, and shifting axle 19 slides on the guide-track groove 18 side away from said rotating shaft 15.
Said basic platform 11 has the middle part engraved structure, and the bottom surface of said middle part engraved structure is provided with central support shaft 17, and said central support shaft 17 is positioned at the middle part of said bottom surface horizontal cross, and said central support shaft 17 is parallel to said back shaft 16;
Second supporting bracket 14 of said insulated platform also is to be provided with in pairs, and the mid point of said second supporting bracket 14 is articulated on the said central support shaft 17, and said second supporting bracket 14 is along the axially-aligned of said central support shaft 17;
Said second supporting bracket 14 is divided into restrained end and free end, and said insulated platform closes up, said second supporting bracket, 14 maintenance levels; Said insulated platform launches, the mutual clamping of first end of the restrained end of said second supporting bracket 14 and said first supporting bracket 13, and the free end of said second supporting bracket 14 contacts with the bottom surface of the middle part engraved structure of said basic platform 11.
The purpose of design is the contacting of bottom surface of free end and the middle part engraved structure of basic platform 11 of clamping and second supporting bracket 14 of first end and second supporting bracket, 14 restrained ends through first supporting bracket 13 like this; Can be to basic platform 11 with the said weight transfer that is applied to the people on the insulation footboard 12; Guarantee a kind of expansion live line working stablizing of the utility model with the insulated platform center of gravity; In use do not turn on one's side, thereby guaranteed operating personnel's personal safety.
When guaranteeing that said insulated platform launches; Clamping correctly between first end of the restrained end of said second supporting bracket 14 and said first supporting bracket 13; Said insulated platform closes up; When said second supporting bracket 14 kept levels, two second supporting brackets 14 in second supporting bracket 14 that is provided with in pairs also should be respectively and between first end of first supporting bracket 13 of said basic platform 11 both sides, are kept in touch.
In Fig. 1; Said insulated platform closes up; Be positioned at the restrained end and first end in contact that is positioned at first supporting bracket 13 on said basic platform 11 right sides of second supporting bracket 14 of front side, be positioned at the restrained end and first end in contact that is positioned at first supporting bracket 13 in said basic platform 11 left sides of second supporting bracket 14 of rear side.
In Fig. 2; Said insulated platform launches; Be positioned at the restrained end and the first end clamping that is positioned at first supporting bracket 13 on said basic platform 11 right sides of second supporting bracket 14 of front side, be positioned at the restrained end and the first end clamping that is positioned at first supporting bracket 13 in said basic platform 11 left sides of second supporting bracket 14 of rear side.
In order further to guarantee live line working personnel's personal safety; On the end face of a kind of expansion live line working with the insulation footboard 12 of insulated platform of the utility model some center support hole 110 is set; See also Fig. 3; Be positioned on the end face of insulation footboard 12 of horizontal cross both sides of basic platform 11 and be provided with eight center support holes 110 altogether; In order to guardrail to be installed, the montant 111 of said guardrail is plugged in the center support hole 110 on the end face on the said insulation footboard 12, and the railing 112 of said guardrail is connected with said montant 111 with corner three-way pipe 114 through T tube 113; After the said fence installation, operating personnel's personal safety has had further assurance.
Explain that through accompanying drawing 4 a kind of expansion live line working of said the utility model uses insulated platform below, Fig. 4 is an example with insulation footboard 12, first supporting bracket 13 and second supporting bracket 14 that is positioned at said basic platform 11 left sides only, comes principle is described.
The live line working personnel stand on the insulation footboard 12; And self gravity G is applied on the said insulation footboard 12; Insulation footboard 12 passes to said gravity G at second end of first supporting bracket 13 then; In order to keep with back shaft 16 is the balance of moment of first supporting bracket 13 at center, and first end of said first supporting bracket 13 receives a downforce F1, and this downforce F1 is from the restrained end of second supporting bracket 14; And the restrained end of second supporting bracket 14 also receives the reaction force into downforce F1, and this reaction force is elastic force N1; In order to keep with central support shaft 17 being the balance of moment of second supporting bracket 14 at center; The free end of said second supporting bracket 14 also receives the elastic force N2 that another one makes progress; Because the free end of said second supporting bracket 14 contacts with the bottom surface of the middle part engraved structure of said basic platform 11, so the application of force person of said elastic force N2 is a basic platform 11, correspondingly; The bottom surface of said basic platform 11 also receives the reaction force of elastic force N2, and this reaction force is downforce F.In sum; Transmission through first supporting bracket 13 and second supporting bracket, 14 lever constructions; Live line working personnel's gravity G has transmitted on the basic platform 11; Become the downforce F for basic platform 11, said like this insulated platform center of gravity can keep stable, thereby guarantees live line working personnel's personal safety.
Simultaneously, can pass from alternate safely in order to guarantee said insulated platform, its size also is worthy of careful study.Such as at present 10kV supply line two alternate distances are 60cm, thus said insulated platform close up, the end face size 60 * 40cm of said insulated platform, said insulated platform launches, the end face of said insulated platform is of a size of 60 * 180cm.When the supply line to other specification carried out hot line job, the size of said insulated platform should be made corresponding adjustment.
Pass with insulated platform is alternate more safely for a kind of expansion live line working that makes the utility model simultaneously; The while lighter weight; Adopt insulating material such as rectangle fiberglass pipe, Fiber glass rod and glass fiber laminate as stock, through inlay, technology such as hole axle connection is assembled.See also Fig. 5; Basic platform described in Fig. 5 11 is made up of two glass fiber laminates that laterally arrange and four fiberglass pipes between said glass fiber laminate or Fiber glass rod, to form the middle part engraved structure of said basic platform 11.The material of said insulation footboard 12 is a glass fiber laminate, the said rotating shaft 15 in said insulation footboard 12 upper edges axially be provided with six guide-track grooves 18 vertical with rotating shaft 15, the material of said guide-track groove 18 is a nylon; Corresponding said insulated platform axially is provided with six pairs first supporting brackets 13 and second supporting bracket 14 along central support shaft 17, and second end of said first supporting bracket 13 is through shifting axle 19 and said insulation footboard 12 flexible connections.Wherein the material of first supporting bracket 13 and second supporting bracket 14 is fiberglass pipe or Fiber glass rod, and a kind of expansion live line working of the utility model is to strengthen the structural strength of expansion live line working with insulated platform with many purposes to first supporting bracket 13 and second supporting bracket 14 that axially are provided with of the said central support shaft 17 in insulated platform edge.Certainly, the quantity of guide-track groove 18, first supporting bracket 13 and second supporting bracket 14 is can be according to adjusting for the requirement of said insulated platform intensity.
Through detecting; Adopt a kind of expansion live line working of glass fiber material can tolerate 1min power frequency 50kV with insulated platform; Lightning impulse 80kV, but a kind of expansion live line working of the utility model adopts other materials also can reach constructed index with insulated platform.
Those of ordinary skill in the art will be appreciated that; Above embodiment is used for explaining the utility model; And be not the qualification that is used as the utility model; As long as in the connotation scope of the utility model, all will drop in claims scope of the utility model variation, the modification of the above embodiment.
Claims (4)
1. insulated platform is used in an expansion live line working, comprises basic platform (11), and insulation footboard (12) and first supporting bracket (13), said insulation footboard (12) and first supporting bracket (13) are to be provided with in pairs in said basic platform (11) horizontal cross both sides;
Said insulation footboard (12) is articulated in the top of said basic platform (11) horizontal cross both sides through rotating shaft (15);
First end of said first supporting bracket (13) is articulated in the bottom of said basic platform (11) horizontal cross both sides through back shaft (16), and second end of said first supporting bracket (13) and said insulation footboard (12) flexibly connect;
Said basic platform (11) has the middle part engraved structure; The bottom surface of said middle part engraved structure is provided with central support shaft (17); Said central support shaft (17) is positioned at the middle part of said bottom surface horizontal cross, and said central support shaft (17) is parallel to said back shaft (16); It is characterized in that:
Said insulated platform also comprises second supporting bracket (14) of paired setting, and the mid point of said second supporting bracket (14) is articulated on the said central support shaft (17), and said second supporting bracket (14) is along said central support shaft (17) axially-aligned;
Said second supporting bracket (14) is divided into restrained end and free end; Said insulated platform closes up; Said second supporting bracket (14) maintenance level; Said insulated platform launches, the mutual clamping of first end of the restrained end of said second supporting bracket (14) and said first supporting bracket (13), and the free end of said second supporting bracket (14) contacts with the bottom surface of the middle part engraved structure of said basic platform (11).
2. insulated platform according to claim 1 is characterized in that: said insulation footboard (12) is gone up the guide-track groove (18) vertical with said rotating shaft (15) is set; Second end of said first supporting bracket (13) flexibly connects through shifting axle (19) and said guide-track groove (18).
3. insulated platform according to claim 1 and 2 is characterized in that: center support hole (110) is set on the end face of said insulation footboard (12).
4. insulated platform according to claim 1 and 2 is characterized in that: said insulated platform closes up, the end face size 60 * 40cm of said insulated platform, and said insulated platform launches, and the end face of said insulated platform is of a size of 60 * 180cm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203862261U CN202282575U (en) | 2011-10-12 | 2011-10-12 | Insulation platform for expansion type live-line work |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203862261U CN202282575U (en) | 2011-10-12 | 2011-10-12 | Insulation platform for expansion type live-line work |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202282575U true CN202282575U (en) | 2012-06-20 |
Family
ID=46228726
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203862261U Withdrawn - After Issue CN202282575U (en) | 2011-10-12 | 2011-10-12 | Insulation platform for expansion type live-line work |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202282575U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102354932A (en) * | 2011-10-12 | 2012-02-15 | 上海电瓷厂 | Unfolded-type insulation platform for hot-line work |
-
2011
- 2011-10-12 CN CN2011203862261U patent/CN202282575U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102354932A (en) * | 2011-10-12 | 2012-02-15 | 上海电瓷厂 | Unfolded-type insulation platform for hot-line work |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20120620 Effective date of abandoning: 20130717 |
|
| RGAV | Abandon patent right to avoid regrant |