CN203056449U - Vertical lift type equipotential ladder - Google Patents
Vertical lift type equipotential ladder Download PDFInfo
- Publication number
- CN203056449U CN203056449U CN 201220665809 CN201220665809U CN203056449U CN 203056449 U CN203056449 U CN 203056449U CN 201220665809 CN201220665809 CN 201220665809 CN 201220665809 U CN201220665809 U CN 201220665809U CN 203056449 U CN203056449 U CN 203056449U
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- Prior art keywords
- ladder
- vertical lift
- lift type
- arranges
- type equipotential
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 238000009413 insulation Methods 0.000 claims abstract description 21
- 230000005855 radiation Effects 0.000 claims description 6
- 238000010276 construction Methods 0.000 abstract description 10
- 230000005684 electric field Effects 0.000 abstract description 7
- 230000009194 climbing Effects 0.000 abstract description 4
- 238000000034 method Methods 0.000 description 10
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 239000004020 conductor Substances 0.000 description 2
- 239000012467 final product Substances 0.000 description 2
- 238000007665 sagging Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
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Abstract
The utility model discloses a vertical lift type equipotential ladder which comprises a stand body, a movable connection member arranged on the top of the stand body, a longitudinal screw arranged on the central section of the stand body, a spacing block arranged on the bottom of the screw, lateral ladders arranged on the upper portion of the block and being in rotatable connection with the screw, a rotary lift type jack arranged on the lower portion of the stand body, and an insulation control rocking bar arranged on the wrench of the jack, wherein a plurality of lateral ladders are vertically arranged. When the vertical lift type equipotential ladder is use, a worker on the lateral ladders can equipotentially enter into an electric field by shaking the insulation control rocking bar, thereby reducing construction workers, greatly improves efficiency, and saves manpower resources. Lateral ladders in rotary connection expand the controllable scope for construction. A plurality of lateral ladders vertically arranged enables workers to rapidly entering and exiting a strong electric field by climbing the lateral ladders. The vertical lift type equipotential ladder is simply and reliably structured, economical and practical. The vertical lift type equipotential ladder facilitates potential workers entering into a strong electric field, and is worthy of promotion.
Description
Technical field
The utility model 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.
The utility model content
The utility model purpose 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 adopted in the utility model 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 utility model 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 utility model 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
The utility model is further described below in conjunction with accompanying drawing:
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the terraced structural representation enlarged drawing of horizontal stroke of the present utility model;
Fig. 3 is anti-moving nested structure schematic diagram enlarged drawing of the present utility model.
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 utility model 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 utility model 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 |
|---|---|---|---|
| CN 201220665809 CN203056449U (en) | 2012-12-06 | 2012-12-06 | Vertical lift type equipotential ladder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220665809 CN203056449U (en) | 2012-12-06 | 2012-12-06 | Vertical lift type equipotential ladder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203056449U true CN203056449U (en) | 2013-07-10 |
Family
ID=48739369
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220665809 Expired - Fee Related CN203056449U (en) | 2012-12-06 | 2012-12-06 | Vertical lift type equipotential ladder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203056449U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103280732A (en) * | 2013-05-15 | 2013-09-04 | 河南省电力公司平顶山供电公司 | Vertical lifting type equipotential ladder |
-
2012
- 2012-12-06 CN CN 201220665809 patent/CN203056449U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103280732A (en) * | 2013-05-15 | 2013-09-04 | 河南省电力公司平顶山供电公司 | Vertical lifting type equipotential ladder |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130710 Termination date: 20131206 |