CN213202202U - Light tower cable laying device - Google Patents
Light tower cable laying device Download PDFInfo
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- CN213202202U CN213202202U CN202021188273.0U CN202021188273U CN213202202U CN 213202202 U CN213202202 U CN 213202202U CN 202021188273 U CN202021188273 U CN 202021188273U CN 213202202 U CN213202202 U CN 213202202U
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- 229910000831 Steel Inorganic materials 0.000 claims abstract description 58
- 239000010959 steel Substances 0.000 claims abstract description 58
- 238000010276 construction Methods 0.000 claims abstract description 18
- 230000003287 optical effect Effects 0.000 claims abstract description 9
- 239000000725 suspension Substances 0.000 claims description 6
- 238000009413 insulation Methods 0.000 abstract 1
- 238000000034 method Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
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Abstract
The utility model provides an optical tower cable laying device, including hoist, the cable wire rope of being connected with the cable wire rope of being connected of cable wire rope of the cable wire rope of being connected of hoist, the cable wire rope passes loose pulley assembly and is connected with the hoist, loose pulley assembly sets up on the steel construction platform, steel construction platform and concrete tower wall connection, the hoist setting is on the steel construction platform. The lifting appliance comprises a main lifting appliance and an auxiliary lifting appliance; the main lifting appliance is a rotating head net sleeve connector and is arranged at the starting end of the cable; the auxiliary lifting appliance is a covered side-pull type middle net sleeve connector and is arranged in the middle of the cable; the main lifting appliance and the auxiliary lifting appliance are fixed on the same steel wire rope. The utility model provides a light tower cable laying device under the environment of light tower complicacy, carries out the perpendicular cabling of superelevation degree, has alleviateed the degree of difficulty of construction, has avoided the insulation damage to the cable, has guaranteed unit safety and stability's operation.
Description
Technical Field
The utility model relates to a light and heat power plant cable laying field especially relates to a light tower cable laying device.
Background
The light tower is the most important component part in the light and heat power station, and light tower vertical height is high, and internal pipeline, steel construction etc. arrange complicacy, will lay the power cable of large cross-section to the inside 100 meters high electric distribution room platform of light tower from ground, and the construction degree of difficulty is big, careless insulating damage that will cause the cable slightly, influences unit safety and stability operation.
The technology of the photo-thermal power station is monopolized abroad for a long time, units participating in the construction of the photo-thermal power station in China are few, and almost no experience is provided for the cable laying in a light tower. Therefore, how to perform ultra-high vertical cabling in a complicated environment in a light tower becomes a technical problem to be solved urgently.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a light tower cable laying device has solved how in the light tower under the environment complicated, carries out the technical problem of the perpendicular cabling of superelevation, has alleviateed the degree of difficulty of construction, has avoided the dielectric breakdown to the cable, has guaranteed unit safety and stability's operation.
The utility model provides an optical tower cable laying device, its characterized in that, including the hoist, with the cable suspension device that the hoist is connected, with the wire rope that the cable suspension device is connected and with the hoist engine that wire rope is connected, wire rope pass loose pulley assembly and with the hoist engine is connected, loose pulley assembly sets up on the steel construction platform, steel construction platform and concrete tower wall connection, the hoist engine sets up on the steel construction platform.
The winch is arranged on the steel structure platform above the cable vertical laying section and used for lifting the cable through a lifting steel wire rope, and the steel wire rope is stressed mainly in the cable vertical laying process. And sequentially detaching the lifting appliance and the hanging device after the cable is laid in place.
The lifting appliance comprises a main lifting appliance and an auxiliary lifting appliance, wherein the auxiliary lifting appliance is provided with a plurality of lifting appliances;
the main lifting appliance is a rotating head net sleeve connector and is arranged at the starting end of the cable;
the auxiliary lifting appliance is a covered side-pull type middle net sleeve connector and is arranged in the middle of the cable;
the main lifting appliance and the auxiliary lifting appliance are fixed on the same steel wire rope.
The cable is fixed on the steel wire rope in sections through the main lifting appliance and the auxiliary lifting appliance, and the problem that the cable is deformed or damaged due to the fact that traction force and dead weight of the cable are larger than tensile capacity of the cable is solved.
The hanging device comprises a lifting hook, a hanging rope connected with the lifting hook and a fixture connected with the hanging rope, the lifting hook is a steel lifting hook with a nut and a spring buckle and is connected with the lifting appliance, and the fixture is a steel snap ring arranged on the steel wire rope.
Pulley assembly includes a plurality of leading pulleys and a plurality of fixed pulley, steel construction platform has the multilayer and is upper and lower distribution, and is multilayered all be provided with on the steel construction platform leading pulleys are used for the light tower cable passes the steel construction platform cable hole of each layer perpendicularly, the fixed pulley sets up at the top steel construction platform is last and be used for cable horizontal segment to lay.
The length of a steel wire rope of the winch is about 1.5 times of the hoisting height.
The utility model discloses reach following effect of showing:
(1) the combination of the winch, the lifting appliance, the hanging device and the pulley solves the problem of ultrahigh vertical cable laying under the complex arrangement environment of pipelines, steel structures and the like in the light tower, the steel wire rope is stressed mainly in the vertical cable lifting process, and the main lifting appliance and the auxiliary lifting appliance are used for fixing the cable to the steel wire rope in sections, so that the technical problem of cable deformation or damage caused by the fact that the traction force and the dead weight of the cable are greater than the tensile capacity of the cable is solved, and the cable laying efficiency is improved;
(2) the utility model discloses a material is simple easy at the job site, and this laying tool simple installation, easily dismantles to can carry out repetitious matching and used repeatedly many times, have very high practical value.
Drawings
Fig. 1 is a schematic structural diagram of the cable laying tool of the light tower of the present invention at the cable start end.
Fig. 2 is the schematic structural diagram of the cable laying tool of the light tower in the middle of the cable.
Fig. 3 is the schematic structural diagram of the cable laying tool of the light tower of the present invention at the cable start end and the middle part of the cable.
Fig. 4 is a schematic layout diagram of the cable laying tool for the light tower in the light tower of the present invention.
Wherein the reference numerals are: 1. a wire rope; 2. a fixture; 3. a hanging rope; 4. a hook; 5. a cable; 6. a main spreader; 7. an auxiliary hoist; 8. a winch; 9. a fixed pulley; 10. a guide pulley; 11. a concrete tower wall; 12. a steel structure platform.
Detailed Description
In order to clearly illustrate the technical features of the present solution, the present solution is described below by way of specific embodiments.
Example 1
Referring to fig. 1, the hanging device comprises three fixtures 2, a hanging rope 3 and a hook 4, which are combined to form a set of hanging parts for hanging the cable to be laid. Specifically, the fixture 2 is a steel snap ring and is matched with the steel wire rope 1 in specification, the hanging rope 3 is the steel wire rope 1 with the length of one meter, and the lifting hook 4 is a steel lifting hook 4 with a nut and a spring buckle. The hanging rope 3 is folded according to the figure 1, and the hanging rope 3 is fixed on a steel wire rope 1 of a winch 8 by using three fixtures 2 to be used as a hanging point of a cable. The distance between the adjacent fixtures 2 is 100mm, and the fixtures 2 are reliably fastened by bolts. The lifting hook 4 is a steel lifting hook 4 with a nut and a spring buckle. The net cover connector with the rotating head is used as a main lifting appliance 6 to be sleeved at the starting end of a cable and is connected with a lifting rope 3 through a lifting hook 4.
As shown in fig. 2 and 3, comprises a plurality of sets of hanging devices and auxiliary slings 7, and the sets are in the same form. The suspension device is the same as the suspension device shown in fig. 1. The covered side-pull type middle net cover connector is used as an auxiliary lifting appliance 7 to be sleeved at the middle part of the cable and is connected with the lifting rope 3 through the lifting hook 4.
As shown in fig. 4, includes a hoist 8 and a sheave. The winch 8 is fixed on a steel structure platform 12 in the light tower, and a steel wire rope 1 of the winch 8 is placed on the ground in the light tower through a fixed pulley 9 and a guide pulley 10. Wherein the steel structure platform is arranged on the concrete tower wall 11.
The net cover connector with the rotating head in the embodiment is provided with the rotating head, so that torsion generated by a cable due to torsion of the cable and torsion transmission effect of the steel wire rope 1 without back torsion in the cable laying process can be eliminated, the cable structure is prevented from being damaged, and after traction is finished, the torsion stress accumulated on the steel wire rope 1 can be eliminated, so that the steel wire rope 1 is prevented from bouncing to injure constructors. The net cover connector with the rotating head and the covered type side-pull type middle net cover connector have the vertical stress locking characteristic, and can ensure that the cable cannot fall off in the cable laying process.
Taking the process of applying the laying tool to complete the laying of the optical tower cable 5 as an example, the method of using the laying tool will be described as follows:
(1) sleeving a cable to be laid by using a net sleeve connector and fixing the cable to be laid on a steel wire rope 1 of a winch 8 through a hanging device, specifically, fixing the winch 8 on a steel structure platform 12 in a light tower, and vertically penetrating the steel wire rope 1 of the winch 8 into cable holes of each layer of platform after passing through a fixed pulley 9 and a guide pulley 10;
(2) according to the specification model and the stress characteristic of the cable, a rotating head net cover connector is sleeved on the starting end of the cable, and a covered side-pull type middle net cover connector is sleeved on a proper position in the middle of the cable;
(3) folding a hanging rope 3 according to a graph 1, fixing the hanging rope 3 on a steel wire rope 1 of a winch 8 by using three fixtures 2 to serve as hanging points of a cable, wherein the distance between the fixtures 2 is 100mm, the fixtures 2 are reliably fastened by bolts, and a lifting hook 4 is a steel lifting hook 4 with a nut and a spring buckle;
(4) the net cover connector with the rotating head and the covered side-pull type middle net cover connector are connected with a hanging rope 3 through a lifting hook 4 respectively, and the net cover is finely adjusted at the position of a cable, so that the cable below the steel wire rope 1 is in a semi-free state when being tensioned. Starting the winch 8 to enable the steel wire rope 1 to drive the cable to slowly rise, adjusting the position of the guide pulley 10, and reducing friction of the steel wire rope 1 on each layer of platform and cable bridge till the optimal position;
(5) and (3) continuing to start the winch 8, fixing the cable and the cable bridge after the cable is laid to the preset position of the steel structure platform 12, and then sequentially removing the hanging device and the lifting appliance, thereby completing the cable laying in the light tower.
The laying tool solves the problem that when the cables are laid in an ultra-high vertical mode in the environment with complex arrangement such as pipelines and steel structures in the optical tower, the traction force and the dead weight of the cables are greater than the tensile capacity of the cables, so that the cables are deformed or damaged, and meanwhile, the laying efficiency of the optical tower cables 5 is improved.
Example 2
Different from the embodiment 1, in the embodiment, the cable with a smaller specification can be directly fixed on the steel wire rope 1 of the winch 8 by the fixture 2 without using the hanging rope 3, and is directly connected with the fixture 2 through the hanging hook 4.
The technical features that the utility model has not been described can be realized through or adopt prior art, and no longer give unnecessary details here, and of course, the above-mentioned explanation is not right the utility model discloses a restriction, the utility model discloses also not only be limited to the above-mentioned example, ordinary skilled person in this technical field is in the utility model discloses a change, modification, interpolation or replacement made in the essential scope also should belong to the utility model discloses a protection scope.
Claims (5)
1. The utility model provides an optical tower cable laying device, its characterized in that, including the hoist, with the cable suspension device that the hoist is connected, with the wire rope that the cable suspension device is connected and with the hoist engine that wire rope is connected, wire rope pass loose pulley assembly and with the hoist engine is connected, loose pulley assembly sets up on the steel construction platform, steel construction platform and concrete tower wall connection, the hoist engine sets up on the steel construction platform.
2. The lighttower cabling apparatus of claim 1 wherein the spreader comprises a main spreader and an auxiliary spreader, the auxiliary spreader having a plurality;
the main lifting appliance is a rotating head net sleeve connector and is arranged at the starting end of the cable;
the auxiliary lifting appliance is a covered side-pull type middle net sleeve connector and is arranged in the middle of the cable;
the main lifting appliance and the auxiliary lifting appliance are fixed on the same steel wire rope.
3. The optical tower cabling apparatus of claim 2, wherein the means for suspending comprises a hook, a hanging rope connected to the hook, and a clamp connected to the hanging rope, the hook is a steel hook with a nut and a spring catch and is connected to the hanger, and the clamp is a steel snap ring disposed on the wire rope.
4. The optical tower cabling device according to claim 3, wherein the pulley assembly comprises a plurality of guide pulleys and a plurality of fixed pulleys, the steel structure platform has a plurality of layers and is distributed vertically, the plurality of layers of steel structure platforms are provided with the guide pulleys for the optical tower cables to vertically pass through the cable holes of the steel structure platforms of each layer, and the fixed pulleys are arranged on the steel structure platform at the top for cable horizontal section cabling.
5. A light tower cabling arrangement according to claim 4, wherein the hoist has a wire rope length of about 1.5 times the hoisting height.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021188273.0U CN213202202U (en) | 2020-06-23 | 2020-06-23 | Light tower cable laying device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021188273.0U CN213202202U (en) | 2020-06-23 | 2020-06-23 | Light tower cable laying device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213202202U true CN213202202U (en) | 2021-05-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021188273.0U Active CN213202202U (en) | 2020-06-23 | 2020-06-23 | Light tower cable laying device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113488951A (en) * | 2021-06-24 | 2021-10-08 | 海南电网有限责任公司万宁供电局 | Lightning protection voltage limiting device for overhead line of power distribution network |
-
2020
- 2020-06-23 CN CN202021188273.0U patent/CN213202202U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113488951A (en) * | 2021-06-24 | 2021-10-08 | 海南电网有限责任公司万宁供电局 | Lightning protection voltage limiting device for overhead line of power distribution network |
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