CN203922528U - A kind of new type auto adjustment pole arm - Google Patents
A kind of new type auto adjustment pole arm Download PDFInfo
- Publication number
- CN203922528U CN203922528U CN201420341968.6U CN201420341968U CN203922528U CN 203922528 U CN203922528 U CN 203922528U CN 201420341968 U CN201420341968 U CN 201420341968U CN 203922528 U CN203922528 U CN 203922528U
- Authority
- CN
- China
- Prior art keywords
- arm
- pole
- deflection sheave
- rope
- pole body
- Prior art date
- 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.)
- Expired - Lifetime
Links
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 18
- 239000000463 material Substances 0.000 claims abstract description 11
- 229910052742 iron Inorganic materials 0.000 claims abstract description 9
- 238000010276 construction Methods 0.000 description 14
- 229910000831 Steel Inorganic materials 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 239000010959 steel Substances 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 239000000725 suspension Substances 0.000 description 2
- 210000005069 ears Anatomy 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
Landscapes
- Electric Cable Installation (AREA)
Abstract
The utility model discloses a kind of new type auto adjustment pole arm, comprise winch, lifting rope, be arranged on pole body and the arm that is arranged on pole body top on iron tower main material, the both sides of arm arrange respectively the first deflection sheave and the second deflection sheave, lifting rope one end is arranged on winch, the other end is walked around successively the first deflection sheave and is connected hook with after the second deflection sheave, also comprise epimere back of the body bow rope and hypomere back of the body bow rope, hinged and both hinged place in arm and pole body top is between the first deflection sheave and the second deflection sheave, a top-cross fork at pole body is provided with strut bar, epimere back of the body bow rope top is connected on the arm between described hinged place and the first deflection sheave, bottom is connected on strut bar, hypomere back of the body bow rope top is connected on strut bar, bottom is connected to pole body bottom.The utility model is a kind of the stressed of pole body that reduce, and alleviates the new type auto adjustment pole arm of the weight of overall pole.
Description
Technical field
The utility model belongs to transmission line construction tower erection field, relates in particular to a kind of new type auto adjustment pole arm.
Background technology
In the construction of transmission line of electricity group tower, because the construction environment such as mountain area, hills is narrow and small, traffic condition is poor, and heavy group tower lifting appliance is difficult to march into the arena, the needs of present stage extra-high voltage group tower construction can not be met, the construction difficult problem of tower erection under small space can not be fundamentally solved.At present in electric power line pole tower vertical construction, adopted is inner suspension formula bracing wire pole more, pole overall weight is large, volume is large, construction transport is constant, large in the narrow regional difficulty of construction of some roads such as mountain area, and existing pole upper end lifting rope turns to and is welded as entirety or by bolted, when hoisting heavy, pole main body is born larger moment of flexure by arm and pole main body, and stressing conditions is bad.
Utility model content
The purpose of this utility model is to provide a kind of the stressed of pole body that reduce, and alleviates the weight of overall pole, realizes the new type auto adjustment pole arm of the vertical light derrick design of electric power line pole tower group.
For achieving the above object, the utility model adopts following technical scheme: a kind of new type auto adjustment pole arm, comprise winch, lifting rope, be arranged on pole body and the arm that is arranged on pole body top on iron tower main material, the both sides of arm arrange respectively the first deflection sheave and the second deflection sheave, lifting rope one end is arranged on winch, the other end is walked around successively the first deflection sheave and is connected hook with after the second deflection sheave, also comprise epimere back of the body bow rope and hypomere back of the body bow rope, hinged and both hinged place in arm and pole body top is between the first deflection sheave and the second deflection sheave, a top-cross fork at pole body is provided with strut bar, epimere back of the body bow rope top is connected on the arm between described hinged place and the first deflection sheave, bottom is connected on strut bar, hypomere back of the body bow rope top is connected on strut bar, bottom is connected to pole body bottom.
Pole body is for being vertically obliquely installed, and the vertical pole body of strut bar arranges, and strut bar end and pole body are hinged.
Described epimere back of the body bow rope length is greater than hypomere back of the body bow rope length.
Described lifting rope is connected on the arm between described hinged place and the second deflection sheave after connecting hook.
Described iron tower main material is connected by anchor ear with pole body.
The new type auto adjustment pole of one described in the utility model arm, the back of the body of having realized pole body bends the stress balance of restrict stressed and lifting rope, reduce pole body moment of flexure, thereby reduce to design pole body section, effectively control the overall weight of back of the body bow formula pole body, setting up and transporting while being convenient to tower erection.The new type auto adjustment pole of one described in the utility model arm is back of the body bow formula pole Special crane jib, and light-duty group of tower pole of the back of the body of its formation bow formula is a kind of preparation of construction for split tower erection method, be mainly used to lift light steel tube tower material or angle steel tower, be applicable to construction environment extremely severe, when the circuit that adopts conventional group tower method cannot construct.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model.
Detailed description of the invention
The new type auto adjustment pole of one arm as shown in Figure 1, comprises winch 1, lifting rope 2, is arranged on the pole body 8 on iron tower main material 9, the arm 13 that is arranged on pole body 8 tops, epimere back of the body bow rope 4A and hypomere back of the body bow rope 4B.
Described pole body 8 is for being vertically obliquely installed, and iron tower main material 9 is also for being obliquely installed, and described pole body 8 is arranged on iron tower main material 9 outsides by anchor ear 10 and both are parallel.Described anchor ear 10 is arranged on iron tower main material 9, and pole body 8 is fixedly connected with half sheet anchor ear 10 in anchor ear 10 by rod member, two setting up and down altogether of anchor ears 10, and anchor ear 10 and be applied as prior art, Gu do not describe in detail.
Arm 13 is lateral inclination setting, the left and right sides of arm 13 crosses out respectively outside the left and right sides on pole body 8 tops, the two ends, left and right of arm 13 arrange respectively the first deflection sheave 5A and the second deflection sheave 5B, arm 13 and pole body 8 tops by jointed shaft hinged and both hinged place 12 between the first deflection sheave 5A and the second deflection sheave 5B, described arm 13 is front and back horizontal-extending with the hinge axes (being jointed shaft axis) of pole body 8, and arm 13 both sides can swing around hinge axes.
A top-cross fork at pole body 8 is provided with strut bar 11, and the vertical pole body 8 of strut bar 11 arranges, and strut bar 11 stretches out to the left side of pole body 8, and strut bar 11 right parts and pole body 8 are hinged.
Winch 1 is positioned at the left of pole body 8, deflection sheave 3 in the middle of being provided with between winch 1 and pole body 8, described lifting rope 2 one end are arranged on winch 1, the other end is walked around middle deflection sheave 3 successively, the first deflection sheave 5A is connected hook 6 with after the second deflection sheave 5B, lifting rope 2 is connected to the hinged place 12 between described hinged place 12(arm 13 and pole body 8 after connecting hook 6) and the second deflection sheave 5B between arm 13 on, on arm 13 between hinged place 12 and the second deflection sheave 5B, corresponding lifting rope 2 is provided with lifting rope hole, lifting rope 2 colligations are fixed on the lifting rope hole of arm 13.Lifting rope 2 between winch 1 and middle deflection sheave 3 is horizontal-extending.Lifting rope 2 is walked around the pulley (or through the rope hole carrying on hook 6) carrying on hook 6 in the time being connected with hook 6.
Epimere back of the body bow rope 4A top is connected to the hinged place 12 between described hinged place 12(arm 13 and pole body 8) and the first deflection sheave 5A between arm 13 on, bottom is connected on strut bar 11 left ends, hypomere back of the body bow rope 4B top is connected on strut bar 11 left ends, bottom is connected to pole body 8 bottoms, certainly, on arm 13 between hinged place 12 and the first deflection sheave 5A, corresponding epimere back of the body bow rope 4A arranges back of the body bow rope hole, pole body 8 bottoms corresponding hypomere back of the body bow rope 4B is also provided with back of the body bow rope hole, the corresponding epimere back of the body of the left end bow rope 4A of strut bar 11 and hypomere back of the body bow rope 4B also arrange respectively two back of the body bow rope holes, the both ends of the both ends of epimere back of the body bow rope 4A and hypomere back of the body bow rope 4B respectively colligation are fixed on corresponding back of the body bow rope hole.The epimere back of the body bow rope 4A, strut bar 11 and pole body 8 shape triangular in shape, the hypomere back of the body bow rope 4B, strut bar 11 and also shape triangular in shape of pole body 8, epimere back of the body bow rope 4A length is greater than hypomere back of the body bow rope 4B length.
the new type auto adjustment pole of one described in the utility model arm 13 is back of the body bow formula pole Special crane jibs 13, and light-duty group of tower pole of the back of the body of its formation bow formula is a kind of preparation of construction for split tower erection method, be mainly used to lift light steel tube tower material or angle steel tower, be applicable to construction environment extremely severe, when the circuit that adopts conventional group tower method cannot construct.
The new type auto adjustment pole of one described in the utility model arm, wherein arm is the major part that connects back of the body bow rope, the first deflection sheave 5A and the second deflection sheave 5B are set respectively at arm two ends, lifting rope 2 is successively along middle deflection sheave 3, the first deflection sheave 5A and the second deflection sheave 5B walking, and upgrade suspension hook 6, when lifting, lifting rope 2 one end are fixed on arm, lift by crane by hook 6.When hook 6 hoisting heavy 7, back of the body bow rope can be adjusted degree of tension by arm according to the quality of hoisting heavy, by changing the length of epimere back of the body bow rope 4A or hypomere back of the body bow rope 4B or by tractive epimere back of the body bow rope 4A or hypomere back of the body bow rope 4B, arm being turned an angle, make back of the body bow rope and lifting rope 2 moment balances, reduce the stressed of pole body 8, pole body 8 moments of flexure are reduced, thereby reduce to design pole body 8 cross sections, alleviate the weight of Integral back bow formula pole body 8, pole body 8 overall weight that make to carry on the back bow formula light derrick are light, play liter weight large, fundamentally solve the construction difficult problem of tower erection under small space, realize the design of the vertical light derrick of electric power line pole tower group, meet the construction requirement in special area.
Claims (5)
1. a new type auto adjustment pole arm, comprise winch, lifting rope, be arranged on pole body and the arm that is arranged on pole body top on iron tower main material, the both sides of arm arrange respectively the first deflection sheave and the second deflection sheave, lifting rope one end is arranged on winch, the other end is walked around successively the first deflection sheave and is connected hook with after the second deflection sheave, it is characterized in that: also comprise epimere back of the body bow rope and hypomere back of the body bow rope, hinged and both hinged place in arm and pole body top is between the first deflection sheave and the second deflection sheave, a top-cross fork at pole body is provided with strut bar, epimere back of the body bow rope top is connected on the arm between described hinged place and the first deflection sheave, bottom is connected on strut bar, hypomere back of the body bow rope top is connected on strut bar, bottom is connected to pole body bottom.
2. the new type auto adjustment pole of one as claimed in claim 1 arm, is characterized in that: pole body is for being vertically obliquely installed, and the vertical pole body of strut bar arranges, and strut bar end and pole body are hinged.
3. the new type auto adjustment pole of one as claimed in claim 1 arm, is characterized in that: described epimere back of the body bow rope length is greater than hypomere back of the body bow rope length.
4. the new type auto adjustment pole of one as claimed in claim 1 arm, is characterized in that: described lifting rope is connected on the arm between described hinged place and the second deflection sheave after connecting hook.
5. the new type auto adjustment pole of one as claimed in claim 1 arm, is characterized in that: described iron tower main material is connected by anchor ear with pole body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420341968.6U CN203922528U (en) | 2014-06-25 | 2014-06-25 | A kind of new type auto adjustment pole arm |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420341968.6U CN203922528U (en) | 2014-06-25 | 2014-06-25 | A kind of new type auto adjustment pole arm |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203922528U true CN203922528U (en) | 2014-11-05 |
Family
ID=51818384
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420341968.6U Expired - Lifetime CN203922528U (en) | 2014-06-25 | 2014-06-25 | A kind of new type auto adjustment pole arm |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203922528U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107620515A (en) * | 2017-11-06 | 2018-01-23 | 贵州电网有限责任公司 | Vertical device is hung in tower section segmentation |
| CN111734203A (en) * | 2020-06-24 | 2020-10-02 | 国网四川雅安电力（集团）股份有限公司 | Tower device is salvageed in segmentation assemblage on built-in formula tower |
-
2014
- 2014-06-25 CN CN201420341968.6U patent/CN203922528U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107620515A (en) * | 2017-11-06 | 2018-01-23 | 贵州电网有限责任公司 | Vertical device is hung in tower section segmentation |
| CN111734203A (en) * | 2020-06-24 | 2020-10-02 | 国网四川雅安电力（集团）股份有限公司 | Tower device is salvageed in segmentation assemblage on built-in formula tower |
| CN111734203B (en) * | 2020-06-24 | 2021-07-20 | 国网四川雅安电力（集团）股份有限公司 | Tower device is salvageed in segmentation assemblage on built-in formula tower |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203924874U (en) | Attaching pole is from lifting appliance | |
| CN201545635U (en) | Holding rod with double flat arms | |
| CN101717035B (en) | Special hanger for hoisting super huge block steel box girder | |
| CN202245833U (en) | Connection mechanism of flat-top tower crane head and boom | |
| CN101525108B (en) | Method and device for reducing over-high deflection in amplitude changing process of caterpillar-band crane arm support | |
| CN203922528U (en) | A kind of new type auto adjustment pole arm | |
| CN102303821B (en) | Luffing tower crane with balanced type suspension arm based on traction luffing of steel rope | |
| CN203295024U (en) | Multi-rope self-balancing hoisting device | |
| CN102351129B (en) | Super-lifting device for improving lifting performance of crane and crane | |
| CN202296907U (en) | Suspension arm balanced movable arm tower crane capable of luffing based on steel rope traction | |
| CN202148155U (en) | Novel variable-amplitude mast and crane with same | |
| CN104120654B (en) | Prefabricated subsection beam bridge formation machine and segment installation method | |
| CN202575785U (en) | Portal crane and four-connecting-rod system thereof | |
| CN102942124B (en) | Tower crane | |
| CN202657871U (en) | Waist rope connecting structure of crane and crane comprising waist rope connecting structure | |
| CN202899735U (en) | Lifting tool for high-pressure iron tower support | |
| CN206956561U (en) | A kind of truss combined deck unit erection gantry walking mechanism | |
| CN201619942U (en) | Special hoisting tool for hoisting super large block of steel box girder | |
| CN204778289U (en) | Cable support tower construction reinforcing bar festival section hoist | |
| CN101811646A (en) | Crawler crane with lateral reinforcement structure | |
| CN204778275U (en) | But balancing jack -up hoist | |
| CN202899736U (en) | Reverse pulley fixing device | |
| CN202226576U (en) | Draw bar system of luffing jib tower crane and luffing jib tower crane | |
| CN102923600B (en) | Reverse pulley fixing device | |
| CN202322137U (en) | Telescopic hanger |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20141105 |