CN105429055B - Netting coaster in a kind of construction of high voltage transmission line - Google Patents
Netting coaster in a kind of construction of high voltage transmission line Download PDFInfo
- Publication number
- CN105429055B CN105429055B CN201511020010.2A CN201511020010A CN105429055B CN 105429055 B CN105429055 B CN 105429055B CN 201511020010 A CN201511020010 A CN 201511020010A CN 105429055 B CN105429055 B CN 105429055B
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- China
- Prior art keywords
- coaster
- bearing
- body frame
- main body
- netting
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Links
- 230000005540 biological transmission Effects 0.000 title claims abstract description 23
- 238000010276 construction Methods 0.000 title claims abstract description 21
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 10
- 229910052742 iron Inorganic materials 0.000 claims description 5
- 239000004677 Nylon Substances 0.000 claims description 3
- 229910000831 Steel Inorganic materials 0.000 claims description 3
- 229920001778 nylon Polymers 0.000 claims description 3
- 239000010959 steel Substances 0.000 claims description 3
- 238000005096 rolling process Methods 0.000 abstract description 3
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 241000219422 Urtica Species 0.000 description 1
- 235000009108 Urtica dioica Nutrition 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G1/00—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines
- H02G1/02—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines for overhead lines or cables
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
- B66D3/00—Portable or mobile lifting or hauling appliances
- B66D3/04—Pulley blocks or like devices in which force is applied to a rope, cable, or chain which passes over one or more pulleys, e.g. to obtain mechanical advantage
- B66D3/06—Pulley blocks or like devices in which force is applied to a rope, cable, or chain which passes over one or more pulleys, e.g. to obtain mechanical advantage with more than one pulley
- B66D3/08—Arrangements of sheaves
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Pulleys (AREA)
- Ropes Or Cables (AREA)
Abstract
Netting coaster in a kind of high voltage transmission line construction of present invention offer, including：Coaster main body frame, top sheave, lower sheave and preceding connection ring；Top sheave is fixed on coaster main body frame top half by first bearing；Lower sheave is fixed on coaster main body frame lower half portion by second bearing；First bearing is parallel with the axial direction of second bearing；Place bearing rope in the gap formed between top sheave and lower sheave；Preceding connection ring is welded and fixed with first bearing；Preceding connection ring, for connecting netting traction rope.Using two rolling pulleies, the frictional force between bearing rope is reduced.In addition, two pulleys above and below setting, form gap, bearing rope is placed in the gap between top sheave and lower sheave, prevents the case where bearing rope is detached from coaster and occur.In addition, danish seine rope is placed in the preceding connection ring, O-shaped lock stress can be made consistent with the direction of bearing rope in this way, coaster is not in torsion, can be than smoothly when drawing danish seine rope.
Description
Technical field
The present invention relates to nettings in high-voltage transmission equipment technical field more particularly to a kind of construction of high voltage transmission line to slide
Vehicle.
Background technology
The construction of China's extra high voltage line has been enter into the fast-developing stage, in UHV transmission line work progress often
The case where encountering across critical facility, and show that spanning height is higher and higher, number is more and more, operating mode becomes increasingly complex
Feature.When across critical facility, need to carry out block protection to new route, but in practice of construction, by the management list across facility
Position is very short to the block time of unit in charge of construction, and can block that within the limited time safely and fast become an important times
Business, the invention can greatly reduce the establishment netted in work progress and pull-in time.
During power transmission line block, netting rope is mostly hung on using O-shaped lock on bearing rope the prior art, uses danish seine rope
O-shaped lock is drawn, so that netting rope is reached the position needed, to complete block.
But hung on bearing rope using O-shaped lock, during affecting netting rope, O-shaped lock will be generated with bearing rope and be rubbed
Wipe, if O-shaped lock stress with bearing rope in same direction, it may appear that O-shaped lock knob turns so that O-shaped to lock and bearing rope
The case where frictional force increases, and appearance can not affect net occurs, and to reduce block efficiency, even bearing rope can be destroyed when serious.
Therefore, those skilled in the art need to provide netting coaster in a kind of high voltage transmission line construction, can make O-shaped lock
Stress is consistent with bracketing rope direction, and reduces the frictional force between bracketing rope.
Invention content
In order to solve the prior art, netting coaster in a kind of high voltage transmission line construction of present invention offer can make O-shaped lock
Stress is consistent with bracketing rope direction, and reduces the frictional force between bracketing rope.
Netting coaster in a kind of high voltage transmission line construction of offer of the embodiment of the present invention, including：Coaster main body frame, upper cunning
Wheel, lower sheave and preceding connection ring；
The top sheave is fixed on the coaster main body frame top half by first bearing；
The lower sheave is fixed on coaster main body frame lower half portion by second bearing；
The first bearing is parallel with the axial direction of second bearing；
Place bearing rope in the gap formed between the top sheave and lower sheave；
The preceding connection ring is welded and fixed with the first bearing；
The preceding connection ring, for connecting netting traction rope.
Preferably, further include：Pin, detachable hinge and non-dismountable hinge；
The detachable hinge and non-dismountable hinge are set to the corresponding institute in position between the top sheave and lower sheave
It states on coaster main body frame；The detachable hinge and non-dismountable hinge are symmetricly set on the left side and the right side of coaster main body frame
Side；
Detachable hinge is connect by pin with coaster main body frame；
When detachable hinge is opened, which bends by axle center of non-dismountable hinge.
Preferably, circular hole is arranged in one end of the pin, and iron wire is inserted into the circular hole.
Preferably, further include：Upper connection ring at the top of the coaster main body frame is set；
The upper connection ring is welded and fixed with the coaster main body frame.
Preferably, further include：Lower connection ring in coaster main body frame bottom is set；
The lower connection ring is welded and fixed with the coaster main body frame.
Preferably, further include：Back clevis；
The back clevis is welded and fixed with the first bearing, and the preceding connection ring is arranged vehicle with the back clevis
In the both ends of the first bearing.
Preferably, the top sheave and lower sheave are nylon pulley.
Preferably, the top sheave and lower sheave is equal in magnitude.
Preferably, the coaster main body frame uses Q235 steel.
Compared with prior art, the present invention has at least the following advantages：
Using two rolling pulleies, the frictional force between bearing rope is reduced.In addition, two pulleys above and below setting, on
Gap is formed between pulley and lower sheave, bearing rope is placed in the gap, prevents the case where bearing rope is detached from coaster
Occur.In addition, danish seine rope is placed in the preceding connection ring, O-shaped lock stress can be made consistent with the direction of bearing rope in this way, it is sliding
Vehicle is not in torsion, can be than smoothly when drawing danish seine rope.
Description of the drawings
In order to illustrate the technical solutions in the embodiments of the present application or in the prior art more clearly, to embodiment or will show below
There is attached drawing needed in technology description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments described in application, for those of ordinary skill in the art, without creative efforts,
It can also be obtained according to these attached drawings other attached drawings.
Fig. 1 is netting coaster front view in high voltage transmission line provided by the invention construction；
Fig. 2 is the corresponding side views of Fig. 1；
Fig. 3 is schematic diagram when netting coaster main body frame provided by the invention is bent.
Specific implementation mode
In order to enable those skilled in the art to better understand the solution of the present invention, below in conjunction in the embodiment of the present invention
Attached drawing, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is only this
Invention a part of the embodiment, instead of all the embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art exist
The every other embodiment obtained under the premise of creative work is not made, shall fall within the protection scope of the present invention.
Referring to Fig. 1, which is netting coaster front view in high voltage transmission line construction provided by the invention.
Referring to Fig. 2, which is the corresponding side views of Fig. 1.
It should be noted that being partly sectional view in Fig. 2.
Netting coaster in high voltage transmission line construction provided in this embodiment, including：Coaster main body frame 101, top sheave
102, lower sheave 103 and preceding connection ring 104；
The top sheave 102 is fixed on 101 top half of coaster main body frame by first bearing 106；
The lower sheave 103 is fixed on 101 lower half portion of coaster main body frame by second bearing 107；
The first bearing 106 is parallel with the axial direction of second bearing 107；
Place bearing rope in the gap 108 formed between the top sheave 102 and lower sheave 103.
Coaster provided by the invention reduces the frictional force between bearing rope using two rolling pulleies.In addition, setting
Two pulleys up and down are set, gap is formed between top sheave and lower sheave, bearing rope is placed in the gap, support is prevented
The case where rope disengaging coaster, occurs.In addition, danish seine rope is placed in the preceding connection ring, O-shaped lock stress can be made in this way and held
Ask the direction of rope consistent, coaster is not in torsion, can be than smoothly when drawing danish seine rope.
In another embodiment provided by the invention, which further includes：Pin 112,113 and of detachable hinge
Non-dismountable hinge 108；
The detachable hinge 113 and non-dismountable hinge 108 are set to position pair between the top sheave and lower sheave
On the coaster main body frame answered；The detachable hinge 113 and non-dismountable hinge 108 are symmetricly set on coaster body frame
The left and right side of frame.
Detachable hinge 113 is connect by pin with coaster main body frame；
When detachable hinge 113 is opened, which is bent with non-dismountable hinge 108 for axle center.
In addition, circular hole is arranged in one end of the pin 112, iron wire is inserted into the circular hole.It in this way can be anti-using iron wire
Shotpin 112 falls off.
When needing to be put into bearing rope, pin 112 is extracted, detachable hinge 113 is opened, bearing rope is put into, such as Fig. 3
It is shown, schematic diagram when which is netting coaster main body frame bending provided by the invention.
After being put into bearing rope, it is closed detachable hinge 113, penetrates pin 112, iron wire is penetrated to the circle of pin 112
Kong Zhong.
In another embodiment provided by the invention, which further includes：It is arranged in the coaster body frame
The upper connection ring 110 of top of the trellis；
The upper connection ring 110 is welded and fixed with the coaster main body frame 101.
The netting further includes with coaster：Lower connection ring 111 in 101 bottom of coaster main body frame is set；
The lower connection ring 111 is welded and fixed with the coaster main body frame 101.
In addition, further including：Back clevis 105；
The back clevis 105 is welded and fixed with the first bearing 106, the preceding connection ring 104 with it is described after connect
Ring 105 is set to vehicle at the both ends of the first bearing 106.
Preferably, heretofore described top sheave and lower sheave are nylon pulley, can mitigate bearing rope and cunning in this way
Frictional force between wheel protects bearing rope.
In addition, the top sheave and lower sheave in the present invention is equal in magnitude.
The coaster main body frame uses Q235 steel, sturdy and durable.
It should be noted that netting provided by the invention can be applied to coaster on the U-shaped safety net of high voltage transmission line,
It is understood that the netting coaster can apply the different location in U-shaped net.When coaster be arranged the position of U-shaped net not
Meanwhile the object that upper connection ring is connected with lower connection ring is also different.Specifically it is referred to following connection type：
When block is constructed, the O-shaped lock of preceding connection ring is connect with danish seine rope sling, then by pulley suspension in bearing rope
On.Coaster at upper cross-arm bearing rope, lower connection ring are connect with O-shaped lock with the sling of side netting rope.Positioned at bottom surface side
Coaster at the bearing rope of side, upper connection ring are connect with O-shaped lock with side netting rope sling, and lower connection ring is compiled with O-shaped lock with bottom surface
Nettle sling connects.Coaster at bearing rope among bottom surface, the bottom surface netting rope sling of lower connection ring O-shaped lock and both sides
Connection.
The above described is only a preferred embodiment of the present invention, being not intended to limit the present invention in any form.Though
So the present invention has been disclosed as a preferred embodiment, and however, it is not intended to limit the invention.It is any to be familiar with those skilled in the art
Member, without departing from the scope of the technical proposal of the invention, all using the methods and technical content of the disclosure above to the present invention
Technical solution makes many possible changes and modifications, or is revised as the equivalent embodiment of equivalent variations.Therefore, it is every without departing from
The content of technical solution of the present invention, according to the technical essence of the invention any simple modification made to the above embodiment, equivalent
Variation and modification, still fall within technical solution of the present invention protection in the range of.
Claims (9)
1. netting coaster in a kind of high voltage transmission line construction, which is characterized in that including：Coaster main body frame, top sheave, downslide
Wheel and preceding connection ring；
The top sheave is fixed on the coaster main body frame top half by first bearing；
The lower sheave is fixed on coaster main body frame lower half portion by second bearing；
The first bearing is parallel with the axial direction of second bearing；
Place bearing rope in the gap formed between the top sheave and lower sheave；
The preceding connection ring is welded and fixed with the first bearing；
The preceding connection ring, for connecting netting traction rope.
2. netting coaster in high voltage transmission line construction according to claim 1, which is characterized in that further include：Pin, can
Dismantle hinge and non-dismountable hinge；
The detachable hinge and non-dismountable hinge are set to the corresponding cunning in position between the top sheave and lower sheave
On vehicle main body frame；The detachable hinge and non-dismountable hinge are symmetricly set on the left and right side of coaster main body frame；
Detachable hinge is connect by pin with coaster main body frame；
When detachable hinge is opened, which bends by axle center of non-dismountable hinge.
3. netting coaster in high voltage transmission line construction according to claim 2, which is characterized in that one end of the pin
Circular hole is set, iron wire is inserted into the circular hole.
4. netting coaster in high voltage transmission line construction according to claim 1, which is characterized in that further include：Setting exists
Upper connection ring at the top of the coaster main body frame；
The upper connection ring is welded and fixed with the coaster main body frame.
5. netting coaster in high voltage transmission line construction according to claim 1, which is characterized in that further include：Setting exists
The lower connection ring of coaster main body frame bottom；
The lower connection ring is welded and fixed with the coaster main body frame.
6. netting coaster in high voltage transmission line construction according to claim 1, which is characterized in that further include：After connect
Ring；
The back clevis is welded and fixed with the first bearing, and the preceding connection ring is set to institute with the back clevis to vehicle
State the both ends of first bearing.
7. netting coaster in high voltage transmission line construction according to claim 1, which is characterized in that the top sheave is under
Pulley is nylon pulley.
8. netting coaster in high voltage transmission line construction according to claim 7, which is characterized in that the top sheave is under
Pulley it is equal in magnitude.
9. netting coaster in being constructed according to claim 1-8 any one of them high voltage transmission lines, which is characterized in that the cunning
Vehicle main body frame uses Q235 steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511020010.2A CN105429055B (en) | 2015-12-30 | 2015-12-30 | Netting coaster in a kind of construction of high voltage transmission line |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511020010.2A CN105429055B (en) | 2015-12-30 | 2015-12-30 | Netting coaster in a kind of construction of high voltage transmission line |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105429055A CN105429055A (en) | 2016-03-23 |
| CN105429055B true CN105429055B (en) | 2018-09-28 |
Family
ID=55507073
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201511020010.2A Active CN105429055B (en) | 2015-12-30 | 2015-12-30 | Netting coaster in a kind of construction of high voltage transmission line |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105429055B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108512123B (en) * | 2018-06-13 | 2024-02-02 | 贵州电网有限责任公司 | Quick net sealing device for high-voltage transmission line |
| CN112018662A (en) * | 2020-07-24 | 2020-12-01 | 天津送变电工程有限公司 | Net-pulling fixed-interval unfolding and releasing link assembly |
| CN113629581A (en) * | 2021-08-16 | 2021-11-09 | 安徽宏源电力设计咨询有限责任公司 | Net sealing structure on temporary cross arm and net rope threading method thereof |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201874373U (en) * | 2010-11-04 | 2011-06-22 | 夏万梅 | Detachable hinge |
| CN202602167U (en) * | 2011-04-12 | 2012-12-12 | 桐乡市供电局 | Pay-off pulley |
| CN203967615U (en) * | 2014-06-27 | 2014-11-26 | 国家电网公司 | Block coaster |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201315444Y (en) * | 2008-11-20 | 2009-09-23 | 四川电力送变电建设公司 | Suspended cable basket blocking net charged crossing support |
| CN201378704Y (en) * | 2009-03-10 | 2010-01-06 | 赵国良 | Electrical maintenance-dedicated hook ladder |
| CN201545595U (en) * | 2009-05-13 | 2010-08-11 | 中冶天工上海十三冶建设有限公司 | Lifting shackle capable of rapid detachment |
| CN103594961B (en) * | 2013-11-01 | 2016-08-24 | 国家电网公司 | A kind of method changing cable |
| CN205355671U (en) * | 2015-12-30 | 2016-06-29 | 国家电网公司 | Coaster for net braiding in high tension power line construction |
-
2015
- 2015-12-30 CN CN201511020010.2A patent/CN105429055B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201874373U (en) * | 2010-11-04 | 2011-06-22 | 夏万梅 | Detachable hinge |
| CN202602167U (en) * | 2011-04-12 | 2012-12-12 | 桐乡市供电局 | Pay-off pulley |
| CN203967615U (en) * | 2014-06-27 | 2014-11-26 | 国家电网公司 | Block coaster |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105429055A (en) | 2016-03-23 |
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