CN206673464U - One kind lives across stringing protection device - Google Patents
One kind lives across stringing protection device Download PDFInfo
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- CN206673464U CN206673464U CN201720373897.1U CN201720373897U CN206673464U CN 206673464 U CN206673464 U CN 206673464U CN 201720373897 U CN201720373897 U CN 201720373897U CN 206673464 U CN206673464 U CN 206673464U
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- Prior art keywords
- vertical rod
- rocking arm
- ground
- epimere
- hypomere
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- 238000005516 engineering process Methods 0.000 description 5
- 229910000831 Steel Inorganic materials 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 4
- 238000010276 construction Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 239000010959 steel Substances 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 2
- 235000017491 Bambusa tulda Nutrition 0.000 description 2
- 241001330002 Bambuseae Species 0.000 description 2
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 2
- 239000011425 bamboo Substances 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000004807 localization Effects 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- RGCLLPNLLBQHPF-HJWRWDBZSA-N phosphamidon Chemical group CCN(CC)C(=O)C(\Cl)=C(/C)OP(=O)(OC)OC RGCLLPNLLBQHPF-HJWRWDBZSA-N 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 238000005303 weighing Methods 0.000 description 1
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Abstract
The utility model discloses one kind to live across stringing protection device, it is arranged symmetrically in crossed line both sides, including the fixed pole for standing on ground, the pole includes hypomere vertical rod, epimere vertical rod and at least one section stage casing vertical rod between hypomere vertical rod and epimere vertical rod, the hypomere vertical rod, it is assembled together between stage casing vertical rod and epimere vertical rod by threaded fastener, rocking arm is hinged with the top of the epimere vertical rod, the front portion of the rocking arm is provided with catch net, the rear portion of the rocking arm is provided with balancing weight, the hypomere vertical rod is provided with line slideway, the sliding block that can be slided up and down along line slideway is provided with the line slideway, the sliding block is connected with pulling force rope and pull rope, the front side connection of the pulling force rope and rocking arm, the pull rope is connected with draw-gear.The utility model is compared with existing crossing frame, it is not necessary to work high above the ground, the assembling of finishing device on ground, is easy to construct, safety coefficient is high.
Description
Technical field
The utility model is related to power transmission and transformation line construction field, especially one kind can prevent during high-tension line stringing
Only circuit drops produces a kind of protection device destroyed to crossed line.
Background technology
Live across, do not have a power failure also referred to as leap, refers to be spanned power line in stringing powered, sets up or remove crossing frame
When should be had a power failure across power line.Electric transmission line erection construction in, unfolding lead, ground wire when frequent crossing live-line.At present I
Mode largely is crossed over using having a power failure when state's power transmission engineering is led, ground wire unfolding is constructed, it influences the economic benefit of power supply department, and
Speed of application is slow.And loss of outage can be reduced using live crossing frame, power supply reliability and speed of application are improved, is power transmission line
The direction of road development.Only consider to meet that specification will for the research lived across is general in Construction practices both at home and abroad simultaneously
Ask, the problem of reparation without the workload for considering to construct and young crops, therefore for power network code requirement should be met, account for again
The technology that lives across that ground area is small, work progress is simple and reliable turns into urgent problem to be solved.
The technology of living across is originally derived from power failure operation.In order to realize the target for having a power failure in short-term or not having a power failure, earliest
Develop out wooden (bamboo, steel) matter and live across stringing construction technology.Also have on the material of crossing frame in addition to timber, mao bamboon is used
Steel pipe etc..Abroad, 132kV circuits are once successfully crossed over using steel crossing frame by Britain Dixon Scaffold companies；At home,
Wooden (bamboo, steel) matter crossing frame is that low-voltage circuit lives across one of technology across what is often selected.At present, it is domestic using more whole
Body crossing frame has：Tension force does not have a power failure crossing frame；The parallel crossing frame of twin columns；Lifting energized spanning frame；It is multi-functional to live across
Frame is used.But there is the defects of installation is complicated and safety coefficient is relatively low in existing crossing frame.
Utility model content
Technical problem to be solved in the utility model is just to provide one kind and lives across stringing protection device, overcomes existing
The shortcomings that installation complexity and relatively low safety coefficient of crossing frame so that can be in the feelings not having a power failure in high pressure stringing work progress
Under condition, protection work is fast and safely carried out.
In order to solve the above technical problems, the utility model adopts the following technical scheme that：One kind lives across stringing protection dress
Put, be arranged symmetrically in crossed line both sides, including the fixed pole for standing on ground, the pole include hypomere vertical rod, on
Section vertical rod and at least one section stage casing vertical rod between hypomere vertical rod and epimere vertical rod, the hypomere vertical rod, stage casing vertical rod
It is assembled together between epimere vertical rod by threaded fastener, vertical rod is along the circumferential direction evenly equipped with some bracing wires, bracing wire and ground
Anchor is connected and tenses pole, rocking arm is hinged with the top of the epimere vertical rod, the front portion of the rocking arm is provided with catch net, described to shake
The rear portion of arm is provided with balancing weight, and the hypomere vertical rod is provided with line slideway, and being provided with the line slideway can be along line slideway
The sliding block slided up and down, the sliding block are connected with drawstring and pull rope, the front side connection of the drawstring and rocking arm, the pull rope
It is connected with draw-gear；Under off working state in the presence of balancing weight, rocking arm rotates backward, during working condition, draw-gear
Pull rope is drawn, pull rope pulls sliding block along line slideway slide downward, and drives drawstring to pull downward on rocking arm, makes rocking arm forward
Horizontal level is turned to, so that the rocking arm of crossed line both sides docks, the mat set on rocking arm, which is located at, to be spanned
Above circuit.
Preferably, the epimere vertical rod, which is provided with, holds fixed holding fixture tightly, between the holding fixture and rocking arm
Provided with bearing revolute pair is formed so as to hold tightly between fixture and rocking arm.
Preferably, the bracing wire includes being connected in epimere vertical rod and in the upper bracing wire of uniform circular arrangement, is connected to
It is connected in the vertical rod of stage casing and in the pull-down line of uniform circular arrangement, the pull-down line by double hook with earth anchor, the upper bracing wire is led to
Lever Blocks is crossed with earth anchor to be connected.
Preferably, being provided with ground post on the ground, the hypomere vertical rod is transferred on ground post by pin.
Preferably, the bottom of the hypomere vertical rod and ground post, in base, the base is fixed by ground nail
On the ground.
The utility model is arranged symmetrically in crossed line both sides, and position is determined by the width of crossed line, and rocking arm
Also thus width determines active length.During work, rocking arm rotates to the Planar realization vertical with pole and docked, and makes to set on rocking arm
Mat be located above crossed line, so as to play a part of protection to crossed line.
The utility model is compared with existing crossing frame, it is not necessary to work high above the ground, the assembling of finishing device on ground, vertical rod it
Afterwards, the protection of alive circuit is realized by device, is easy to construct, safety coefficient is high, and is easy to transport and assembles, and recycles
Efficiency high.
Brief description of the drawings
The utility model is further described with reference to the accompanying drawings and detailed description：
Fig. 1 is structural representation of the present utility model；
Fig. 2 is A direction views in Fig. 1；
Fig. 3 is enlarged drawing at II in Fig. 1；
Fig. 4 is the attachment structure schematic diagram of pole and rocking arm；
Fig. 5 is rocking arm assembling structure schematic diagram；
Fig. 6 be pole, post and base attachment structure schematic diagram；
Fig. 7 is schematic diagram of the utility model when crossed line both sides are arranged symmetrically.
Reference：
1. pole, 2. balancing weights, 3. rocking arms, 4. spacing ropes, 5. epimere vertical rods, 6. stage casing vertical rods, 7. line slide rails, 8.
Sliding block, 9. hypomere vertical rods, 10. bases, 11. assembly pulleys, 12. traction electric machines, 13. earth anchors, 14. Lever Blocks, 15. double hooks, 16.
Pull-down line, bracing wire on 17., 18. drawstrings, 19. work are spacing, and 20. inoperatives are spacing, 21. catch nets, 22. first screw threads for fastening
Part, 23. bearings, 24. hold fixture, 25. second threaded fasteners, 26. pins, 27. ground posts, 28. ground nails tightly.
Embodiment
The technical scheme of the utility model embodiment is explained with reference to the accompanying drawing of the utility model embodiment and
Illustrate, but following embodiments are only preferred embodiment of the present utility model, and it is not all.Based on the embodiment in embodiment,
Those skilled in the art obtain other embodiment on the premise of creative work is not made, and belong to of the present utility model
Protection domain.
As depicted in figs. 1 and 2, one kind lives across line protective devices, including the fixed pole 1 for standing on ground, embraces
Bar 1 is using cylinder hollow structure (LB-3 types pole can also, depending on actual conditions, it mainly provides support effect).It is described
Pole 1 includes hypomere vertical rod 9, epimere vertical rod 5 and at least one section stage casing between hypomere vertical rod 9 and epimere vertical rod 5 and stood
Bar 6.The adjustment of present apparatus height can be realized according to the height of crossed line, mainly utilizes stage casing vertical rod 6, general hypomere is stood
Bar is highly 8 meters, and epimere vertical rod is highly 8 meters, and vertical rod single height in stage casing is 6 meters, can determine that stage casing is stood according to being actually needed
The quantity of bar.
Pole 1 is along the circumferential direction evenly equipped with some bracing wires, and bracing wire is connected with earth anchor 13 and tenses pole.Specific to this implementation
Example, bracing wire include being connected in epimere vertical rod 5 and in the upper bracing wire 17 of uniform circular arrangement, are connected in stage casing vertical rod 6 and are in
The pull-down line 16 of uniform circular arrangement, pull-down line 16 are connected by double hook 15 with earth anchor 13, and upper bracing wire 17 passes through Lever Blocks 14
It is connected with earth anchor.The secure localization of whole device is realized by bracing wire.
Hypomere vertical rod 9 is provided with line slideway 7, and the cunning that can be slided up and down along line slideway is provided with the line slideway 7
Block 8, the sliding block 8 are connected with drawstring 18 and pull rope, and the front side connection of the drawstring and rocking arm, the pull rope fills with traction
Put connection.
Welding job spacing 19 and inoperative spacing 20 are with working condition of the realization to rocking arm 3 and non-work in epimere vertical rod 5
Make the restriction of state position.Working spacing 19 prevents that rocking arm is in singular position, and work spacing 18 and spacing rope 4 prevent rocking arm
Rotational angle is excessive, influences crossed line.
Epimere vertical rod is provided with positioning of the annular groove realization to holding fixture, has an annular groove to be equipped with every 3 meters of positions corresponding
Work spacing 19 and inoperative spacing 20 and spacing rope 4, realize to the spacing of rocking arm.Work spacing 19 and inoperative limit
Held tightly by holding fixture (such as anchor ear) tightly in annular groove position 20.
As shown in figure 3, pass through the first threaded fastener 22 between the hypomere vertical rod 9, stage casing vertical rod 6 and epimere vertical rod 5
It is assembled together.
As shown in Fig. 2, Fig. 4 and Fig. 5, the front portion of rocking arm 3 is provided with catch net 21, and the epimere vertical rod 5, which is provided with, holds tightly admittedly
Fixed holding fixture 24, hold fixture 24 tightly and held tightly by the second threaded fastener 25 and fixed, holding fixture 24 and the rocking arm 3 it
Between be provided with bearing 23, hold fixture tightly and be provided with rotating shaft, bearing is installed on rocking arm 3, shaft support is on bearing 23, so that holding fixture
Revolute pair is formed between 24 and rocking arm 3.
As shown in fig. 6, being provided with ground post 27 on the ground, the hypomere vertical rod 9 is transferred on ground post 27 by pin 26.And
And the bottom of the hypomere vertical rod and ground post, in base 10, the base 10 is fixed on the ground by ground nail 28.
As shown in fig. 7, being arranged symmetrically the present apparatus in crossed line both sides, position is determined by the width of crossed line,
And also thus width determines rocking arm active length.During work, rocking arm rotates to the Planar realization vertical with pole and docked, so as to right
Crossed line plays a part of protection.
Under off working state, the assembling of rocking arm 3 and pole 1 is carried out on ground, in the presence of balancing weight 2, rocking arm 3 is backward
Rotate, the catch net 21 of rocking arm 3 will not be realized with the alive circuit being spanned and intersected during pole is upright.
Draw-gear includes traction electric machine 12, assembly pulley 11, during work, the scrolling pull rope of traction electric machine 12, pulls sliding block 8
Down moved along line slide rail 7, drive drawstring 18, so as to pull rocking arm 3 to turn to operating position, i.e. horizontal level, realization pair
It is spanned the protection of circuit.
Because rocking arm can hang catch net in itself, while using the operation principle of crank block, when sliding block moves along a straight line
The rotation of rocking arm is realized, turns to the plane vertical with pole, realizes the protection to circuit.So as to increase protection domain.
Can be according to shown in Fig. 4 and Fig. 5, realizing rocking arm 3 and hold the assembling of fixture 24, mainly bearing 23 tightly on ground
Assembling, ensure that rocking arm 3 forms revolute pair between and holding fixture 24 tightly.And carry out hanging catch net 21 on ground.
Before being constructed, height and certain safe altitude with reference to crossed line, calculate used in stage casing vertical rod 6
Quantity.The own wt and circuit for considering rocking arm drop to the impulse force applied on safety net, and rule of thumb formula calculates
Go out the specification of drawstring 18 and spacing rope 4, the weight of balancing weight 2, flat so as to play according to needed for net rocking arm and net re-computation
The effect of weighing apparatus.The tractive force that required pull tension gauge calculates corresponding drawstring 18 is rotated according to rocking arm 3, so as to select to lead accordingly
Draw motor 12 and pull rope and select assembly pulley 11.
After all parts are all selected, the assembling of the present apparatus is realized according to Fig. 1.Hypomere vertical rod 9 and ground post 27 first
Between the revolute pair formed connected by pin 26, base 10 is fixed on the ground by ground nail 28 afterwards.Welded in hypomere vertical rod 9
Line slide rail 7, the top shoe 8 of line slide rail 7 realize linear motion.Hypomere vertical rod 9 can be tight by screw thread with more stage casing vertical rods 6
Firmware is fixed.
Secondly epimere vertical rod 5 and the assembling of associated components are carried out.Annular groove in epimere vertical rod 5 can position holding fixture
24, after realizing that the assembling of rocking arm 3 and epimere vertical rod 5, assembling are completed, solderable balancing weight 2 and spacing rope 4.On
Section vertical rod 5 is also needed in annular groove periphery welding job spacing 19 and inoperative spacing 20.
After the assembling of epimere vertical rod 5 is completed, the assembling of epimere vertical rod and stage casing vertical rod is carried out by threaded fastener.
After the whole assembling of pole 1 is completed, the upright process of pole 1 is realized in the presence of drawstring 18, now, due to
The effect of pouring weight 2, whole rocking arm 3 are in erectility, i.e. off working state.After upright, can by the auxiliary positioning of base 10,
And be connected in the presence of the upper bracing wire 17 of uniform circular arrangement and pull-down line 16 and Lever Blocks 14 and double hook 15 with earth anchor 13,
Secure localization is realized in the presence of pulling force.
During work, the scrolling pull rope of traction electric machine 12, pull sliding block 8 to realize the down motion of sliding block, drive drawstring 18, from
And pull rocking arm 3 to turn to operating position, i.e. horizontal level, realize the protection to being spanned circuit.
After stringing is completed, tractive force is slowly uninstalled, in the presence of balancing weight 2, rocking arm 3 returns to inoperative shape
State, then fell pole 1, carries out the dismounting of each several part.
It is that code fo practice can be realized and recycled according to the present apparatus, and convenient assembly and disassembly and transport.
It is described above, only specific embodiment of the present utility model, but the scope of protection of the utility model is not limited to
In this, it is familiar with the those skilled in the art and should be understood that the utility model includes but is not limited to accompanying drawing and above specific embodiment party
Content described in formula.Any modification without departing from function and structure principle of the present utility model is intended to be included in claims
Scope in.
Claims (5)
1. one kind lives across stringing protection device, it is arranged symmetrically in crossed line both sides, it is characterised in that：Including fixed straight
The pole on ground is stood on, the pole includes hypomere vertical rod, epimere vertical rod and between hypomere vertical rod and epimere vertical rod
At least one section stage casing vertical rod, is assembled together between the hypomere vertical rod, stage casing vertical rod and epimere vertical rod by threaded fastener,
Vertical rod is along the circumferential direction evenly equipped with some bracing wires, and bracing wire is connected with earth anchor and tenses pole, and the top of the epimere vertical rod is hinged
There is rocking arm, the front portion of the rocking arm is provided with catch net, and the rear portion of the rocking arm is provided with balancing weight, and the hypomere vertical rod is provided with straight
Line guide rail, the sliding block that can be slided up and down along line slideway is provided with the line slideway, and the sliding block connects with drawstring and pull rope
Connect, the front side connection of the drawstring and rocking arm, the pull rope is connected with draw-gear；In the work of balancing weight under off working state
Under, rocking arm rotates backward, and during working condition, draw-gear traction pull rope, pull rope pulls sliding block downward along line slideway
Slide, and drive drawstring to pull downward on rocking arm, rocking arm is turned to horizontal level forward, so that crossed line both sides are shaken
Arm is docked, and the mat set on rocking arm is located above crossed line.
2. one kind according to claim 1 lives across stringing protection device, it is characterised in that：Set in the epimere vertical rod
Have and hold fixed holding fixture tightly, be provided with bearing between the holding fixture and rocking arm forms so as to hold tightly between fixture and rocking arm
Revolute pair.
3. one kind according to claim 1 lives across stringing protection device, it is characterised in that：The bracing wire includes connection
In epimere vertical rod and in the upper bracing wire of uniform circular arrangement, the drop-down for being connected in the vertical rod of stage casing and being arranged in uniform circular
Line, the pull-down line are connected by double hook with earth anchor, and the upper bracing wire is connected by Lever Blocks with earth anchor.
4. one kind according to claim 1 lives across stringing protection device, it is characterised in that：It is provided with ground on the ground
Post, the hypomere vertical rod are transferred on ground post by pin.
5. one kind according to claim 4 lives across stringing protection device, it is characterised in that：The bottom of the hypomere vertical rod
In base, the base is fixed on the ground by ground nail for portion and ground post.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720373897.1U CN206673464U (en) | 2017-04-11 | 2017-04-11 | One kind lives across stringing protection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720373897.1U CN206673464U (en) | 2017-04-11 | 2017-04-11 | One kind lives across stringing protection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206673464U true CN206673464U (en) | 2017-11-24 |
Family
ID=60380853
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720373897.1U Active CN206673464U (en) | 2017-04-11 | 2017-04-11 | One kind lives across stringing protection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206673464U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107221880A (en) * | 2017-04-11 | 2017-09-29 | 国网浙江台州市路桥区供电公司 | One kind lives across stringing protection device |
-
2017
- 2017-04-11 CN CN201720373897.1U patent/CN206673464U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107221880A (en) * | 2017-04-11 | 2017-09-29 | 国网浙江台州市路桥区供电公司 | One kind lives across stringing protection device |
| CN107221880B (en) * | 2017-04-11 | 2023-08-29 | 国网浙江台州市路桥区供电有限公司 | Electrified crossing overhead line protection device |
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