CN101670988A - Hoisting tool for electric distribution network overhead wire - Google Patents
Hoisting tool for electric distribution network overhead wire Download PDFInfo
- Publication number
- CN101670988A CN101670988A CN200910017747A CN200910017747A CN101670988A CN 101670988 A CN101670988 A CN 101670988A CN 200910017747 A CN200910017747 A CN 200910017747A CN 200910017747 A CN200910017747 A CN 200910017747A CN 101670988 A CN101670988 A CN 101670988A
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- Prior art keywords
- steel pipe
- font steel
- shaped steel
- distribution network
- overhead wire
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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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- 229910000831 Steel Inorganic materials 0.000 claims abstract description 57
- 239000010959 steel Substances 0.000 claims abstract description 57
- 238000003466 welding Methods 0.000 claims abstract description 4
- 238000009434 installation Methods 0.000 abstract description 9
- 238000011900 installation process Methods 0.000 abstract description 3
- 238000005096 rolling process Methods 0.000 abstract 1
- 238000009413 insulation Methods 0.000 description 14
- 230000006698 induction Effects 0.000 description 3
- 239000012212 insulator Substances 0.000 description 3
- 230000003014 reinforcing effect Effects 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 1
- 210000005069 ears Anatomy 0.000 description 1
- 210000003041 ligament Anatomy 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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Abstract
The invention relates to a hoisting tool for an electric distribution network overhead wire, comprising a Z-shaped steel pipe and a 1-shaped steel pipe, wherein the Z-shaped steel pipe is provided with an anchor ear used for being connected with an electric pole in an enclasping way; the lower end of the 1-shaped steel pipe is connected to the upper end of the Z-shaped steel pipe in an assemblingway, the upper part of the 1-shaped steel pipe is provided with a pulley yoke, the pulley yoke is provided with a pulley used for hoisting, and the 1-shaped steel pipe is connected with the pulley yoke through a rolling bearing; the upper end of the Z-shaped steel pipe is fixed with a connection sleeve pipe in a welding way, the connection sleeve pipe and the lower end of the 1-shaped steel pipe are correspondingly provided with connection holes connected through bolts; and a triangular reinforced support frame is connected between the 1-shaped steel pipe and the Z-shaped steel pipe. The invention has simple installation, safety and reliability without depending on large-sized mechanical equipment in the installation process and can meet the requirements of field installation environmentsof different regions.
Description
Technical field
The present invention relates to electric distribution network overhead wire, relate in particular to a kind of hoisting tool for electric distribution network overhead wire, it is particularly suitable for using on the insulation tower head for power distribution network overhead line installation process.
Background technology
The electric distribution network overhead wire insulation tower head is started with from the angle that improves the line insulation level, on shaft tower, set up insulation column, be used in combination with cross arm insulator or insulation/metal cross arm, conventional insulator, significantly to improve the line insulation level, effectively tolerate the thunder and lightning induction voltage that occurs on the circuit, effectively prevented the generation of the accidents such as line tripping, insulator damage and covered wire broken string that thunder and lightning induction voltage causes, making the protection of induction thunder no longer is the subject matter of distributing net lightning protection, but also has following installation question:
1. though insulation tower head is simple in structure, general lightning-protected product, weight is heavier;
2. some regional shaft tower is built up in farmland, river course, and the large automatic mechanical equipment was lack scope for their abilities when insulation tower head was installed.
Summary of the invention
At deficiency of the prior art, technical matters to be solved by this invention is: provide a kind of insulation tower head for power distribution network overhead line that is used for simple in structure, that reliability is high to assist the lifting device of installing.
The technical solution adopted in the present invention is: hoisting tool for electric distribution network overhead wire, it is characterized in that, and comprise " it " font steel pipe, be provided on " it " font steel pipe holding the bonded assembly anchor ear tightly with electric pole; " 1 " font steel pipe, " 1 " font steel pipe lower end is connected with the assembling of " it " font steel pipe upper end; " 1 " font steel pipe top is provided with pulley yoke, and the pulley of lifting usefulness is set on the pulley yoke.
Wherein preferred version is:
Described " it " font steel pipe bottom also is provided with mounting hole, is connected with electric pole by bolt.
Described " 1 " font steel pipe upper end is connected with pulley yoke by antifriction-bearing box, makes pulley yoke to go up in any direction and rotates, and satisfies the different requirements that insulation tower head is installed.
Described " it " font steel pipe upper end is fixed with connector bushing 9 with welding manner, and connector bushing 9 and " 1 " font steel pipe lower end correspondence are provided with connecting bore, and both pass through bolted connection.
Be connected with the triangle reinforced support of reinforcing usefulness between described " 1 " Zee bar steel Z and " it " font steel pipe.
Hoisting tool for electric distribution network overhead wire of the present invention has good economy performance, characteristics such as simple, reliability height is installed.Adopt technical scheme of the present invention to carry out the auxiliary installation of insulation tower head, have following advantage: (1) makes the installation process of insulation tower head needn't depend on heavy mechanical equipment, satisfies the different on-site installation environment in different regions.(2) light weight, part detachable, single just can finishing being connected of lifting device and shaft tower.(3) utilize the on-deformable principle of triangle to reinforce, make that the lifting device use is safe and reliable.(4) transportation is with easy to use, and cost is low, good economy performance.
Description of drawings
Fig. 1 a is the front view of the total mounting structure scheme drawing of the present invention;
Fig. 1 b is the right elevation of the total mounting structure scheme drawing of the present invention;
Fig. 2 is an anchor ear structural representation of the present invention;
Fig. 3 is a hoisting process scheme drawing of the present invention;
Among the figure: reinforced support 9 10 times reinforced supports 11 of connector bushing " it " font steel pipes 12 anchor ears 13 mounting holes 14 electric poles 15 are installed rope 16 weights 17 bolts 18 nuts on perpendicular support tube 3 pulley yokes 4 fixed pulleys 5 antifriction-bearing boxs 6 " 1 " font steel pipes 7 connecting panels 8 of horizontal support tube 2 pulley yokes of 1 pulley yoke
The specific embodiment
Specifically describe the specific embodiment of the present invention below with reference to accompanying drawing.
Shown in Fig. 1 a, Fig. 1 b, the present invention includes " it " font steel pipe 11, " it " font steel pipe 11 is made up of vertical short tube and other end long tube straight down that crossbeam, crossbeam one end make progress, and long tube is provided with and can holds bonded assembly anchor ear 12 tightly with electric pole 14 near the crossbeam place downwards; Include " 1 " font steel pipe 6 in addition, " 1 " font steel pipe lower end is connected with the assembling of " it " font steel pipe 11 upper ends; " 1 " font steel pipe 6 tops are provided with pulley yoke 3, and the fixed pulley 4 of lifting usefulness is set on the pulley yoke 3.
" it " font steel pipe 11 hugs on electric pole 14 by newspaper hoop 12, and " it " font steel pipe 11 bottoms are equipped with mounting hole 13, can it firmly is connected with electric pole 14 by bolt, nut." 1 " font steel pipe 6 upper ends install and fix antifriction-bearing box 5, and antifriction-bearing box 5 rotation sections are connected with pulley yoke 3, make pulley yoke 3 to rotate on any direction of horizontal surface, satisfy the different requirements that insulation tower head is installed.Pulley yoke 3 is formed triangular structure by the horizontal support tube 1 of pulley yoke, the perpendicular support tube 2 of pulley yoke and pulley yoke diagonal ligament pipe, the horizontal support tube 1 right angle end of pulley yoke is captiveed joint with antifriction-bearing box 5, and the horizontal support tube 1 of pulley yoke is equipped with the fixed pulley 4 of lifting usefulness near the base angle end.
" it " font steel pipe 11 is connected with the assembling of " 1 " font steel pipe 6, then is to realize by connector bushing 9.Connector bushing 9 is fixed on " it " font steel pipe 11 tops by welding manner, the corresponding connecting bore that is equipped with on connector bushing 9 and " 1 " font steel pipe 6, and both firmly connect by bolt.
Reinforce by last reinforced support 8 and following reinforced support 10 between " 1 " font steel pipe 6 and " it " font steel pipe 11, wherein going up reinforced support 8 upper ends is connected by connecting panel 7 assemblings with " 1 " font steel pipe 6, the lower end also is connected by the connecting panel assembling with the crossbeam at " it " font steel pipe 11 middle parts, constitutes triangular support structure; Equally, the upper end of following reinforced support 10 is connected with the crossbeam assembling at " it " font steel pipe 11 middle parts, the lower end is connected with the bottom VERTICAL TUBE assembling of " it " font steel pipe 11, also be to constitute triangular support structure, guaranteed the reliability of requirement of strength and connection structure, make use safe and reliable by reinforcing, part quality is light simultaneously, bolted connection is adopted in dismounting, assembling, single just can finishing being connected of lifting device and shaft tower, the installation of insulation tower head does not rely on heavy mechanical equipment also can be carried out, thereby has satisfied the different on-site installation environment in different regions.
As shown in Figure 2, the little arc size of anchor ear 12 is in strict accordance with the outside dimension processing of " it " font steel pipe 11, great circle arc is anchored on electric pole or shaft tower by bolt 17, and size has certain adjusting remaining, and the particular design shape of anchor ear 12 has been guaranteed the be connected compactness of lifting device with shaft tower.
One of multiple connection structure of fixed pulley 4, installation rope 15 and weight 16 when Fig. 3 shows hoisting heavy 16.This embodiment adopts a movable pulley to captive joint with weight, installs to be articulated on the horizontal support tube 1 of pulley yoke simple in structure, easy for installation, laborsaving, the good economy performance of people from province after rope 15 1 ends pass movable pulley, fixed pulley in proper order.
Although invention has been described; but foregoing description just for illustrative purposes; the invention is not restricted to above-mentioned specific descriptions in conjunction with the accompanying drawings; those of ordinary skills can not break away from the various changes of spirit of the present invention to it, all within the protection domain that claims of the present invention limited.
Claims (5)
1, hoisting tool for electric distribution network overhead wire is characterized in that, comprises " it " font steel pipe, is provided on " it " font steel pipe holding the bonded assembly anchor ear tightly with electric pole; " 1 " font steel pipe, " 1 " font steel pipe lower end is connected with the assembling of " it " font steel pipe upper end; " 1 " font steel pipe top is provided with pulley yoke, and the pulley of lifting usefulness is set on the pulley yoke.
2, hoisting tool for electric distribution network overhead wire according to claim 1 is characterized in that: described " it " font steel pipe bottom also is provided with by bolt and electric pole bonded assembly mounting hole.
3, hoisting tool for electric distribution network overhead wire according to claim 1 is characterized in that: described " 1 " font steel pipe upper end is connected with pulley yoke by antifriction-bearing box.
4, hoisting tool for electric distribution network overhead wire according to claim 1, it is characterized in that: described " it " font steel pipe upper end is fixed with connector bushing with welding manner, connector bushing and " 1 " font steel pipe lower end correspondence are provided with connecting bore, and both pass through bolted connection.
5, hoisting tool for electric distribution network overhead wire according to claim 1 is characterized in that: be connected with the triangle reinforced support between described " 1 " font steel pipe and " it " font steel pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910017747A CN101670988A (en) | 2009-08-25 | 2009-08-25 | Hoisting tool for electric distribution network overhead wire |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910017747A CN101670988A (en) | 2009-08-25 | 2009-08-25 | Hoisting tool for electric distribution network overhead wire |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101670988A true CN101670988A (en) | 2010-03-17 |
Family
ID=42018450
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200910017747A Pending CN101670988A (en) | 2009-08-25 | 2009-08-25 | Hoisting tool for electric distribution network overhead wire |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101670988A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102344094A (en) * | 2010-08-02 | 2012-02-08 | 河南省电力公司焦作供电公司 | Hoisting tool for power distribution network overhead line |
| CN102515033A (en) * | 2011-12-29 | 2012-06-27 | 温州电力局 | Single-hook lifting device for switch blade porcelain insulator |
| CN103774904A (en) * | 2014-01-21 | 2014-05-07 | 南通市红星空压机配件制造有限公司 | Auxiliary lifting frame for mounting telegraph pole |
| CN105977860A (en) * | 2015-11-23 | 2016-09-28 | 国家电网公司 | Composite cross-arm insulator device and method for replacing overhead transmission line |
| CN111252685A (en) * | 2020-03-24 | 2020-06-09 | 国网冀北电力有限公司承德供电公司 | lifting device |
-
2009
- 2009-08-25 CN CN200910017747A patent/CN101670988A/en active Pending
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102344094A (en) * | 2010-08-02 | 2012-02-08 | 河南省电力公司焦作供电公司 | Hoisting tool for power distribution network overhead line |
| CN102515033A (en) * | 2011-12-29 | 2012-06-27 | 温州电力局 | Single-hook lifting device for switch blade porcelain insulator |
| CN103774904A (en) * | 2014-01-21 | 2014-05-07 | 南通市红星空压机配件制造有限公司 | Auxiliary lifting frame for mounting telegraph pole |
| CN105977860A (en) * | 2015-11-23 | 2016-09-28 | 国家电网公司 | Composite cross-arm insulator device and method for replacing overhead transmission line |
| CN105977860B (en) * | 2015-11-23 | 2018-10-02 | 国家电网公司 | A kind of replacement overhead transmission line composite cross-arm insulator device and method |
| CN111252685A (en) * | 2020-03-24 | 2020-06-09 | 国网冀北电力有限公司承德供电公司 | lifting device |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Open date: 20100317 |