CN103280732A - Vertical lifting type equipotential ladder - Google Patents
Vertical lifting type equipotential ladder Download PDFInfo
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- CN103280732A CN103280732A CN2013101792605A CN201310179260A CN103280732A CN 103280732 A CN103280732 A CN 103280732A CN 2013101792605 A CN2013101792605 A CN 2013101792605A CN 201310179260 A CN201310179260 A CN 201310179260A CN 103280732 A CN103280732 A CN 103280732A
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- vertical lift
- screw mandrel
- equipotential
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Abstract
The invention discloses a vertical lifting type equipotential ladder, which comprises a clamp seat body, wherein the top of the clamp seat body is provided with a movable connecting component, the middle part of the clamp seat body is provided with a longitudinal screw rod, the bottom of the screw rod is provided with a position limiting stop block, the upper part of the stop block is provided with transverse ladders, the transverse ladders are rotationally connected with the screw rod, the lower part of the clamp seat body is provided with a rotary lifting type jack, a spanner of the jack is provided with an insulation control swinging rod, and the transverse ladders are in longitudinal multi-group arrangement. When the vertical lifting type equipotential ladder is used, workers are positioned on the transverse ladders, the equipotential electric field entering can be realized through swinging the insulation control swinging rod, the occupied construction personnel number is reduced, the efficiency is greatly improved, and the labor resources are saved; the transverse ladders are in rotary connection so that the condonable construction covering range is increased; and the transverse ladders are in longitudinal multi-group arrangement, and the effects of fast entering and exiting an electric field are realized through climbing the transverse ladders. The vertical lifting type equipotential ladder has the advantages that the structure is simple and reliable, economy and applicability are realized, the vertical lifting type equipotential ladder is particularly suitable for potential operating personnel to enter the electric field and is worthy of being popularized and used.
Description
Technical field
The invention belongs to equipotential ladder technical field, particularly a kind of vertical lift type equipotential ladder.
Background technology
At present, the high-tension line live line working, the process that the equal potential working personnel enter highfield is the important ring that live line working is normally carried out.The mode that the present equal potential working personnel that use always at home carry out highfield mainly contains: (1) adopts the climbing insulated flexible ladder to enter; (2) adopt along the hard ladder of insulation laterally ride into; (3) adopt and to take insulation hanging basket fixed length camber line and enter.Wherein method (1) have that Work tool is simple, execute-in-place advantage easily, but single-circuit steel tower only is applicable to the limit phase conductor, double only is applicable to down phase conductor, and equipotential personnel overall qualities are had relatively high expectations, be difficult in live line working, popularize in an all-round way application; Method (2) is as long as can customize corresponding insulation ladder firmly in conjunction with tower, all can be suitable for for most of tower, thereby have the scope of application wide, enter advantages such as the electric field process is convenient, but exist also that weight is big, amount of deflection big, the overlap joint size is big and the general defective of Work tool inconvenience during the three-phase operation; Method (3) has advantages such as the tower of use is various, the scope of application is wide, but because the characteristic of insulation hanging basket itself, left and right sides rope has limited equipotential personnel's working space, is unfavorable for that the operating personnel enters equipotential rapidly.These three kinds of methods require than higher the staff through using in a word, the duration of work poor stability, and need more, the inefficiency of personnel in using.CN 101252264 A disclose a kind of Equipotential electrical highfield hot-line working method, adopt insulated flexible ladder and motor-driven strand mill, carry the insulation coaster and insulated sling is climbed up iron tower and hung up properly the insulation coaster at correct position by electrician on the tower; The electrician is put to ground after insulated sling is passed the insulation coaster on the tower; On insulated flexible ladder, the other end is on motor-driven strand mill with an end bolt of insulated sling for the ground electrician; Adopt motor-driven strand mill traction insulated sling, insulated flexible ladder and equipotential electrician are lifted by crane simultaneously; When the equipotential electrician stops traction during from 1.6 ~ 2.6 meters in lead, the electrician enters electric field by insulated flexible ladder by equipotential.It is good that described Equipotential electrical highfield hot-line working method has a flexibility, but adopt motor-driven strand mill traction insulated sling, and the one, need the supernumerary to cooperate, control inaccurate; The 2nd, insulated sling uses fatigue wear disconnected strand even fracture can occur, and fail safe is relatively poor; The 3rd, the orientation is controlled poor, and insulated flexible ladder can rotate along with insulated sling, and is wayward.
Summary of the invention
The object of the invention is to solve the problem that the equal potential working personnel enter highfield, and a kind of safe and reliable, economic and practical vertical lift type equipotential ladder is provided.
To achieve these goals, the technical solution used in the present invention is: a kind of vertical lift type equipotential ladder, comprise the deck body, the top of described deck body arranges the flexible connection member, and described deck body middle part arranges screw mandrel longitudinally, and the bottom of described screw mandrel arranges positive stop, described block top arranges horizontal ladder, described horizontal ladder and described screw mandrel are set to be rotationally connected, and described deck body bottom arranges the jack of rotary lifting-type, and the spanner of described jack arranges insulation control rocking bar.
Described flexible connection member is set to have the cantilever type of hook and embraces card, and described armful of cartoon crossed bolt.
The terraced rotary part of described horizontal stroke arranges anti-moving nested, fixedlys connected with described screw mandrel in described anti-moving nested inboard, and described anti-moving nested outer setting is the conical surface that has backing pin, and the described conical surface is set to up-small and down-big.
Described horizontal ladder is set to cross.
Described horizontal ladder is set to the radiation annular.
Described horizontal ladder vertically is set to many groups.
Described insulation control rocking bar is connected with described spanner bulb.
The present invention arranges the flexible connection member at the top of described deck body, realize that the deck body is fixedly connected, described deck body middle part arranges screw mandrel longitudinally, the bottom of described screw mandrel arranges positive stop, described block top arranges horizontal ladder, can prevent effectively that described horizontal ladder from coming off causes security incident, described horizontal ladder and described screw mandrel are set to be rotationally connected, the staff can realize comprehensive the construction on described horizontal ladder, improved the work coverage, reduced difficulty of construction, described deck body bottom arranges the jack of rotary lifting-type, the spanner of described jack arranges insulation control rocking bar, the staff is on the horizontal ladder can realize that equipotential enters electric field by shaking described insulation control rocking bar, and a people gets final product complete operation, has reduced construction and has taken personnel amount, greatly improve efficient, saved human resources; Described flexible connection member is set to have the cantilever type of hook and embraces card, can realize that moving up and down of described screw mandrel is not interrupted, and improve coefficient of safety, and described armful of cartoon crossed bolt, and security reliability is good; The terraced rotary part of described horizontal stroke arranges anti-moving nested, fixedly connected with described screw mandrel in described anti-moving nested inboard, described anti-moving nested outer setting is the conical surface that has backing pin, the described conical surface is set to up-small and down-big, can guarantee effectively that described horizontal ladder rotates around described screw mandrel, and prevent that by the described up-small and down-big conical surface described horizontal ladder from falling, along with wearing and tearing strengthen, the overall work binding face still can keep gamut, long service life; The terraced pattern of described horizontal stroke can be set to multiple: the one, and described horizontal ladder is set to cross, and the 2nd, described horizontal ladder is set to the radiation annular, and two kinds of working methods have all improved the work orientation, make the controlled coverage of construction increase, and control is convenient; Described horizontal ladder vertically is set to many groups, by climbing described horizontal ladder, moves up and down big distance at every turn, can realize entering and withdraw from highfield fast, has saved the time, has improved and has shaken the mobile efficient that described edge control rocking bar is realized lifting; Described control rocking bar is connected with described spanner bulb, described edge control rocking bar is sagging naturally by bulb, the staff can realize the described spanner of control at diverse location, and adopt the bulb of lever principle to connect as fulcrum, when making the described edge control of control rocking bar, movement range need not be very big, and operability is stronger.The present invention is simple and reliable for structure, and is economic and practical, is specially adapted to the current potential operating personnel and enters highfield, is worth of widely use.
Description of drawings
Below in conjunction with accompanying drawing the present invention is further described:
Fig. 1 is structural representation of the present invention;
Fig. 2 is the terraced structural representation enlarged drawing of horizontal stroke of the present invention;
Fig. 3 is anti-moving nested structure schematic diagram enlarged drawing of the present invention.
Embodiment
Specific embodiment 1
As Fig. 1, Fig. 2 and shown in Figure 3, a kind of vertical lift type equipotential ladder, comprise deck body 1, the top of described deck body 1 arranges the flexible connection member, and described deck body 1 middle part arranges screw mandrel 2 longitudinally, and the bottom of described screw mandrel 2 arranges positive stop 3, described block 3 tops arrange horizontal ladder 4, described horizontal ladder 4 is set to be rotationally connected with described screw mandrel 2, and described deck body 1 bottom arranges the jack 5 of rotary lifting-type, and the spanner 6 of described jack 5 arranges insulation control rocking bar 7.
Described flexible connection member is set to have the cantilever type of hook and embraces card 8, and described armful of card 8 is fixing by bolt 9.
Terraced 4 rotary parts of described horizontal stroke arrange anti-moving nested 10, described anti-moving nested 10 inboardly fixedlys connected with described screw mandrel 2, and described anti-to move nested 10 outer setting be the conical surface 12 that has backing pin 11, and the described conical surface 12 is set to up-small and down-big.
Described horizontal ladder 4 is set to cross.
Described horizontal ladder 4 is set to the radiation annular.
Described horizontal ladder vertical 4 is to being set to many groups.
Described insulation control rocking bar 7 is connected with described spanner 6 bulbs.
Specific embodiment 2
As shown in figures 1 and 3, a kind of vertical lift type equipotential ladder, comprise deck body 1, the top of described deck body 1 arranges the flexible connection member, and described deck body 1 middle part arranges screw mandrel 2 longitudinally, and the bottom of described screw mandrel 2 arranges positive stop 3, described block 3 tops arrange horizontal ladder 4, described horizontal ladder 4 is set to be rotationally connected with described screw mandrel 2, and described deck body 1 bottom arranges the jack 5 of rotary lifting-type, and the spanner 6 of described jack 5 arranges insulation control rocking bar 7.
Described flexible connection member is set to have the cantilever type of hook and embraces card 8, and described armful of card 8 is fixing by bolt 9.
Terraced 4 rotary parts of described horizontal stroke arrange anti-moving nested 10, described anti-moving nested 10 inboardly fixedlys connected with described screw mandrel 2, and described anti-to move nested 10 outer setting be the conical surface 12 that has backing pin 11, and the described conical surface 12 is set to up-small and down-big.
Described horizontal ladder 4 is set to the radiation annular.
Described horizontal ladder vertical 4 is to being set to many groups.
Described insulation control rocking bar 7 is connected with described spanner 6 bulbs.
The present invention arranges the flexible connection member at the top of described deck body 1, realize that deck body 1 is fixedly connected, described deck body 1 middle part arranges screw mandrel 2 longitudinally, the bottom of described screw mandrel 2 arranges positive stop 3, described block 3 tops arrange horizontal ladder 4, can prevent effectively that described horizontal ladder 4 from coming off causes security incident, described horizontal ladder 4 is set to be rotationally connected with described screw mandrel 2, the staff can realize comprehensive the construction on described horizontal ladder 4, improved the work coverage, reduced difficulty of construction, described deck body 1 bottom arranges the jack 5 of rotary lifting-type, the spanner 6 of described jack 5 arranges insulation control rocking bar 7, the staff is on the horizontal ladder 4 can realize that equipotential enters electric field by shaking described insulation control rocking bar 7, and a people gets final product complete operation, has reduced construction and has taken personnel amount, greatly improve efficient, saved human resources; Described flexible connection member is set to have the cantilever type of hook and embraces card 8, can realize that moving up and down of described screw mandrel 2 is not interrupted, and improve coefficient of safety, and described armful of card 8 is fixing by bolt 9, and security reliability is good; Terraced 4 rotary parts of described horizontal stroke arrange anti-moving nested 10, fixedly connected with described screw mandrel 2 in described anti-moving nested 10 inboards, described anti-moving nested 2 outer setting are the conical surface 12 that has backing pin 11, the described conical surface 12 is set to up-small and down-big, can guarantee effectively that described horizontal ladder 4 rotates around described screw mandrel 2, and prevent that by the described up-small and down-big conical surface 12 described horizontal ladder 4 from falling, along with wearing and tearing strengthen, the overall work binding face still can keep gamut, long service life; Terraced 4 patterns of described horizontal stroke can be set to multiple: the one, and described horizontal ladder 4 is set to cross, and the 2nd, described horizontal ladder 4 is set to the radiation annular, and two kinds of working methods have all improved the work orientation, make the controlled coverage of construction increase, and control is convenient; Described horizontal ladder 4 vertically is set to many groups, by climbing described horizontal ladder 4, moves up and down big distance at every turn, can realize entering and withdraw from highfield fast, has saved the time, has improved and has shaken the mobile efficient that described edge control rocking bar 7 is realized lifting; Described control rocking bar 7 is connected with described spanner 6 bulbs, described edge control rocking bar 7 is sagging naturally by bulb, the staff can realize the described spanner 6 of control at diverse location, and adopt the bulb of lever principle to connect as fulcrum, when making the described edge control of control rocking bar 7, movement range need not be very big, and operability is stronger.The present invention is simple and reliable for structure, and is economic and practical, is specially adapted to the current potential operating personnel and enters highfield, is worth of widely use.
Claims (7)
1. vertical lift type equipotential ladder, it is characterized in that: comprise the deck body, the top of described deck body arranges the flexible connection member, described deck body middle part arranges screw mandrel longitudinally, the bottom of described screw mandrel arranges positive stop, and described block top arranges horizontal ladder, and described horizontal ladder and described screw mandrel are set to be rotationally connected, described deck body bottom arranges the jack of rotary lifting-type, and the spanner of described jack arranges insulation control rocking bar.
2. vertical lift type equipotential ladder according to claim 1 is characterized in that: described flexible connection member is set to have the cantilever type of hook and embraces card, and described armful of cartoon crossed bolt.
3. vertical lift type equipotential ladder according to claim 1, it is characterized in that: the terraced rotary part of described horizontal stroke arranges anti-moving nested, fixedly connected with described screw mandrel in described anti-moving nested inboard, described anti-moving nested outer setting is the conical surface that has backing pin, and the described conical surface is set to up-small and down-big.
4. vertical lift type equipotential ladder according to claim 1, it is characterized in that: described horizontal ladder is set to cross.
5. vertical lift type equipotential ladder according to claim 1, it is characterized in that: described horizontal ladder is set to the radiation annular.
6. vertical lift type equipotential ladder according to claim 1, it is characterized in that: described horizontal ladder vertically is set to many groups.
7. vertical lift type equipotential ladder as described in arbitrary as claim 1-6 is characterized in that: described insulation control rocking bar is connected with described spanner bulb.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013101792605A CN103280732A (en) | 2013-05-15 | 2013-05-15 | Vertical lifting type equipotential ladder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013101792605A CN103280732A (en) | 2013-05-15 | 2013-05-15 | Vertical lifting type equipotential ladder |
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| Publication Number | Publication Date |
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| CN103280732A true CN103280732A (en) | 2013-09-04 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2013101792605A Pending CN103280732A (en) | 2013-05-15 | 2013-05-15 | Vertical lifting type equipotential ladder |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006283468A (en) * | 2005-04-04 | 2006-10-19 | Sobetsu Kamotsu Unyu Kk | Ladder and extensible structure |
| CN201374521Y (en) * | 2009-02-19 | 2009-12-30 | 金华电业局 | Equipotential ladder |
| CN102434086A (en) * | 2011-12-08 | 2012-05-02 | 陕西理工学院 | Ladder for getting down transmission line |
| CN203056449U (en) * | 2012-12-06 | 2013-07-10 | 国家电网公司 | Vertical lift type equipotential ladder |
-
2013
- 2013-05-15 CN CN2013101792605A patent/CN103280732A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006283468A (en) * | 2005-04-04 | 2006-10-19 | Sobetsu Kamotsu Unyu Kk | Ladder and extensible structure |
| CN201374521Y (en) * | 2009-02-19 | 2009-12-30 | 金华电业局 | Equipotential ladder |
| CN102434086A (en) * | 2011-12-08 | 2012-05-02 | 陕西理工学院 | Ladder for getting down transmission line |
| CN203056449U (en) * | 2012-12-06 | 2013-07-10 | 国家电网公司 | Vertical lift type equipotential ladder |
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Application publication date: 20130904 |
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