CN201332231Y - Power line casting and reeling device for overhead line - Google Patents
Power line casting and reeling device for overhead line Download PDFInfo
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- CN201332231Y CN201332231Y CNU2008201237565U CN200820123756U CN201332231Y CN 201332231 Y CN201332231 Y CN 201332231Y CN U2008201237565 U CNU2008201237565 U CN U2008201237565U CN 200820123756 U CN200820123756 U CN 200820123756U CN 201332231 Y CN201332231 Y CN 201332231Y
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- transmission line
- overhead transmission
- retractable cable
- line power
- main shaft
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- 229910000831 Steel Inorganic materials 0.000 description 6
- 239000010959 steel Substances 0.000 description 6
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- 239000004020 conductor Substances 0.000 description 3
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Abstract
The utility model provides a power line casting and reeling device for an overhead line. The device particularly comprises a bracket, a main shaft supported in the bracket in a rotating manner; a line reeling disc sleeved on the main shaft in a demountable manner, a transmission device arranged on the bracket and connected with the main shaft, an electric motor arranged on the bracket and connected with the transmission device, and a speed adjusting control device arranged on the bracket and electrically connected with the electric motor. The power line casting and reeling device for the overhead line provided by the utility model adopts power operation, thereby saving plentiful manpower; the speed of line casting and reeling is times of that of the manual line towing, the line casting speed is even and controllable, and meanwhile the aged conducting wires are reeled into bunches, thereby saving the link of manually reeling the aged conducting wires; and moreover, when in use for line tightening, the utility model can reduce residual conducting wires during the stringing.
Description
Technical field
The utility model relates to power domain, and relates to overhead transmission line power retractable cable equipment particularly.
Background technology
In power engineering, the laying task of circuit is heavy, often needs non-compliant old overhead transmission line is transformed into new overhead transmission line, and often needs newly-built overhead transmission line.In the former overhead transmission line transformation process, all adopt manual operation during retractable cable, the staff runs at the two ends of circuit, not only loses time but also influence operating efficiency, simultaneously, because personnel's increase has correspondingly increased management difficulty, has caused potential safety hazard.
For example,, adopt artificial or vehicle is dragged line, be subjected to all multifactor restrictions such as construction environment, landform, weather at the traditional stringing work of putting of 10kv overhead transmission line.The staff should cross the end stringing that line arrives circuit again by upper boom, and it is very tired to rush about, and needs tens workmans to drag line, also needs the old lead of manual recovery at last, inefficiency.Therefore, need a kind of power retractable cable equipment to finish above-mentioned retractable cable and stringing task.
The utility model content
The utility model is devoted to overcome the above-mentioned defective of prior art just and is made.The purpose of this utility model is to provide a kind of power overhead transmission line retractable cable equipment, so that reduce a large amount of manpower work required in the retractable cable process, and improves retractable cable operating efficiency and fail safe, simplifies the operating process of retractable cable.
For solving the problems of the technologies described above, the utility model provides a kind of overhead transmission line power retractable cable equipment, and especially, this equipment comprises: support; Main shaft is supported in the support pivotly; Winding roll removably is sheathed on the main shaft; Transmission device is arranged on the support and is connected in main shaft; Motor is arranged on the support and is connected in transmission device; And speed-regulating control device, be arranged on the support and be electrically connected on motor.
Preferably, according to overhead transmission line power retractable cable equipment of the present utility model, wherein, the support both sides are provided with adjustable for height main shaft supporting parts, be provided with at least one pair of rolling bearing in these main shaft supporting parts, main shaft support is between at least one pair of rolling bearing.
Preferably, according to overhead transmission line power retractable cable equipment of the present utility model, wherein, the main shaft supporting parts have the pulling part, and the place, top of support both sides is equipped with the fixed pulley of being walked around by cable wire separately, and an end of cable wire can be connected in the pulling part.
Preferably, according to overhead transmission line power retractable cable equipment of the present utility model, wherein, transmission device comprises: the turbine and worm reductor is arranged on the support and contiguous motor; Two first belt pulleys, be installed in respectively on the motor and the turbine and worm reductor on, and two first belt pulleys are in same level height; First belt is around two first belt pulleys; Second belt pulley is installed on the sidepiece of turbine and worm reductor; The 3rd belt pulley is installed on the sidepiece of winding roll, and second belt pulley and the 3rd belt pulley are arranged in same vertical plane; And second belt, around second belt pulley and the 3rd belt pulley.
Preferably, according to overhead transmission line power retractable cable equipment of the present utility model, wherein, winding roll comprises the spool portion of at least one cable that is used to reel.
Preferably, also comprise according to overhead transmission line power retractable cable equipment of the present utility model: wheel is installed in the both sides and the supporting bracket of support; And hitch frame, be fixed to the front end of support.
Preferably, according to overhead transmission line power retractable cable equipment of the present utility model, wherein, hitch frame comprises two curb girders and is connected crossbeam between the curb girder that the front end of hitch frame has bail.
Preferably, according to overhead transmission line power retractable cable equipment of the present utility model, also comprise the corner pulley block that is arranged on the electric pole capital, the corner pulley block is supported by wedge shaped support.
Preferably, according to overhead transmission line power retractable cable equipment of the present utility model, generator, this generator is electrically connected to motor.
Preferably, according to overhead transmission line power retractable cable equipment of the present utility model, wherein, winding roll comprises the spool portion of 3 cables that are used to reel.
The utlity model has following technique effect:
At first, realized that according to overhead transmission line power retractable cable equipment of the present utility model the retractable cable of mechanization is operated, can significantly reduce the manpower consumption in the retractable cable process;
Secondly, adopt the motor driven winding roll to carry out the retractable cable operation according to overhead transmission line power retractable cable equipment of the present utility model, improve 3 times from retractable cable speed than manually dragging line, and guarantee that by speed-regulating control device payingoff speed is even, controlled, simultaneously, can when receiving old line, arrange ew line, but and old line auto reeling on winding roll, save the link of the old lead of artificial disc, improve 3-4 doubly than conventional operation efficient generally.
In addition, adopt stepless variable-speed motor to drive according to overhead transmission line power retractable cable equipment of the present utility model, unwrapping wire is steady, payingoff speed 0-50 rice/minute stepless speed regulation, the stringing pulling force is controlled, surpass set definite value motor and can stop automatically when dragging the line pulling force, thereby security performance is dragged line method than vehicle and obviously improved.
In a word, employing can improve field personnel's security performance, reduce staff's labour intensity according to overhead transmission line power retractable cable equipment of the present utility model, save artificial, save new lead, old lead is fully recycled, and is that enterprise increases economic benefit.
Should be appreciated that above generality is described and the following detailed description is all enumerated and illustrative, purpose is in order to provide further instruction to claimed the utility model.
Description of drawings
Accompanying drawing is formed the part of this specification, with helping further understand the utility model.In the accompanying drawing:
Fig. 1 shows the schematic top plan view according to the overhead transmission line power retractable cable equipment of a preferred embodiment of the present utility model;
Fig. 2 shows the schematic side view according to the overhead transmission line power retractable cable equipment of a preferred embodiment of the present utility model;
Fig. 3 shows the schematic top plan view according to the overhead transmission line power retractable cable equipment of another preferred embodiment of the present utility model;
Fig. 4 shows the schematic side view according to the main shaft support parts of the overhead transmission line power retractable cable equipment of another preferred embodiment of the present utility model;
Fig. 5 shows the schematic diagram according to corner pulley block of the present utility model; And
Fig. 6 shows the schematic diagram according to the user mode of corner pulley block of the present utility model.
Embodiment
Describe embodiment of the present utility model in detail below in conjunction with accompanying drawing.It should be noted that hereinafter only the utility model feature unlike the prior art to be described,, just do not given unnecessary details here for the technical characterictic that can find in the prior art.
At first with reference to Fig. 1, it shows the schematic top plan view according to the overhead transmission line power retractable cable equipment of a preferred embodiment of the present utility model.1 as can be seen from figure, comprises according to the overhead transmission line power retractable cable equipment of this embodiment of the present utility model: support 9; Main shaft 10 is arranged in the support 9 pivotly; Dismountable winding roll 8 is sheathed on the main shaft 10; Transmission device, it comprise be arranged on the support and the turbine and worm reductor 2 of contiguous motor 1, be installed on the motor 1 respectively and on the turbine and worm reductor 2 and be in same level height two first belt pulleys 3, around first belt 6 of two first belt pulleys 3, be installed on turbine and worm reductor 2 sidepieces second belt pulley 4, be installed in winding roll 8 sidepieces and be arranged in the 3rd belt pulley 5 of same vertical plane with second belt pulley 4, and around second belt 7 of second belt pulley 4 and the 3rd belt pulley 5; Motor 1 rotates by actuator drives main shaft 10; Speed-regulating control device is specially overcurrent autostop cvt controller 14, the rotating speed of these controller 14 control motor 1; And vehicle, the hitch frame 11 that it has the wheel 12 that is installed in the support both sides and supports this support and is fixed to the support front end, particularly, this hitch frame is an isosceles triangle, it comprises two curb girder 11a, 11b and the crossbeam 11c that connects these two curb girders, has bail 11d in the intersection of two curb girders; And three-phase gasoline engine generator (not shown), as the power supply of motor 11.Be understandable that the setting of vehicle is to be used for overhead transmission line power retractable cable equipment is transported to suitable position, to alleviate the carrying manpower consumption that this equipment was caused.
Fig. 2 shows the schematic side view according to the overhead transmission line power retractable cable equipment of a preferred embodiment of the present utility model.See figures.1.and.2 simultaneously operation principle and specific implementation method according to the overhead transmission line power retractable cable equipment of the preferred embodiment of the present utility model can more clearly be described.Wherein, drive stepless motor 1 (power is 3 kilowatts) by three-phase gasoline engine generator (not shown) (power is 5.5 kilowatts), this motor 1 outputting power is delivered to turbine and worm speed changer 2 by first belt pulley 3 and first belt 6, thereby then be delivered to main shaft 10 and drive this main shaft 10 rotation drive winding rolls 8 rotations, can finish retractable cable and stringing work through second belt pulley 4, the 3rd belt pulley 5 and second belt 7.
Employing is as follows according to the basic process that overhead transmission line power retractable cable equipment of the present utility model carries out new and old line replacing.When operation, unwrapping wire end at circuit firmly is connected new lead with old lead, at the take-up end of circuit old lead is connected (that is, old lead being wrapped on the winding roll 8) with this power retractable cable equipment, behind the starting device, just can be on the line when reclaiming old lead with new conductor laying.According to the real work situation (such as, conductor sag, circuit retaining apart from) calculate the lead surplus of stringing, then at the unwrapping wire end with wire grip with lead card jail, the take-up end begins take-up, when take-up arrives specified degree, thereupon at the take-up end with wire grip with lead card jail, and then adjust the lead sag, then thread-changing work finishes.In addition, drag the pulling force of line by controller 14 monitoring, when drag the line pulling force surpass electric pole resistance to compression pulling force 60% the time, this retractable cable equipment quits work.
Below with reference to Fig. 3, it shows the schematic top plan view according to the overhead transmission line power retractable cable equipment of another preferred embodiment of the present utility model.Embodiment shown in Fig. 3 is identical substantially with the building block of embodiment shown in Fig. 1, their difference is: winding roll 8 comprises the 8a of spool portion, 8b, the 8c of 3 cables that are used to reel, adopt 12 KW generator to replace 5.5 kilowatts generator that power supply is provided in addition, and adopt 7.5 kilowatts of motor to replace 3 kilowatts motor that power is provided, increased and dragged the line pulling force, can drag 3 leads simultaneously.At circuit unwrapping wire end 3 new leads are connected firmly with old lead respectively, at the take-up end of circuit old lead are connected with this retractable cable equipment, rotate winding roll, the same stylish lead that reclaims old lead just can lay on the line.What certainly can understand is that this winding roll 8 can be configured to have the space that can hold some dish cables, and selects for use the generator of appropriate power and motor can drag some leads simultaneously.
Also can be applicable to newly-built line construction according to overhead transmission line power retractable cable equipment of the present utility model, for example in the stringing process of rural area low-voltage circuit 3 lines (telephone wire, road lamp line, cable TV fibre circuit), its operating process is as described below.Exhibition is at first simultaneously put 3 φ 6mm steel wire ropes on this power retractable cable equipment to the unwrapping wire end of circuit, and steel wire rope is placed on the straight line pole in the corresponding pulley; Then the unwrapping wire end of circuit respectively with 3 steel wire ropes with want spreading conducting wire to be connected firmly; Start this power retractable cable equipment at last and reclaim 3 steel wire ropes, then 3 steel wire ropes just can be with unfolding conductor on predetermined electric pole.It is identical that line tightening method and old lead renew wire method.This method of setting up ew line not only can be saved manpower, increases work efficiency, and can avoid 3 line generation lodge phenomenons (3 line lodge phenomenons are very serious when adopting the method for traditional artificial stringing).In addition, 3 leads of folding and unfolding simultaneously make the number of times of leaping over obstacles reduce, promptly, when having 5 place obstacles in the whole circuit, the number of times of putting 3 φ 6mm steel wire rope leaping over obstacles simultaneously is 5 times, and the number of times of conventional construction method leaping over obstacles is 15 times, and this obviously saves the operating time.
Below with reference to Fig. 4, show schematic side view according to the main shaft support parts of the overhead transmission line power retractable cable equipment of another preferred embodiment of the present utility model.In this embodiment, support 9 both sides all have adjustable for height main shaft supporting parts 13, be provided with two pairs of parallel rolling bearings that are arranged in juxtaposition 16 (only illustrating a pair of among Fig. 4) in the main shaft supporting parts 13 of every side, main shaft 10 is supported between two pairs of rolling bearings 16, every pair of bearing 16 all is positioned in the clamping plate 20, has many to parallel location hole 21 on two vertical pillars 23,24 of support 9 each side.When needs are adjusted the height of main shaft 10, just promote main shaft supporting parts 13 and in location hole 21, insert the alignment pin (not shown) simultaneously, main shaft supporting parts 13 are placed on the alignment pin thereupon, thereby define the level height of main shaft 10.Particularly, these main shaft supporting parts 13 have pulling part 13a, the place, top of support 9 both sides is equipped with the fixed pulley of being walked around by cable wire 17 15 separately, and an end of cable wire 17 can be connected in pulling part 13a, thereby therefore can spur the height of the other end adjustment main shaft supporting parts 13 of cable wire 17.When the out-of-flatness of construction site, main shaft 10 can be to a highly lower side shifting, thereby causes the winding roll on the main shaft 10 to scratch with support 9, this moment with regard to the height of the main shaft support parts 13 that must regulate support 9 both sides so that address this problem.
With reference to Fig. 5 and Fig. 6, show according to the structure of corner pulley block of the present utility model and the schematic diagram of application.Referring to Fig. 5, to compare with common pulley, the bottom of this corner pulley block 18 is provided with the wedge shaped support 19 that pulley is tilted.Introduce the concrete applicable cases of this corner pulley block 18 and the technical problem that is solved thereof below in detail.
Overhead transmission line is made up of a plurality of strain sections, and each strain section is made up of 10-20 base electric pole again.Owing to limited by landform, building, electrical wiring is not a straight line, and the corner that 1-2 angle is not more than 45 degree may appear in each strain section, and this angle pole that is not more than 45 degree is called on engineering embraces vertical rod.In overhead transmission line payingoff construction process; particularly adopt under the situation of the moving ew line of old tape; lead will be placed in the pulley and move; when running into the electric pole of embracing the vertical rod type; lead through regular meeting owing to the existence of corner is stuck on the pulley; and lead when moving can with the side uprights friction of pulley, thereby cause the unwrapping wire resistance to increase and then slow down payingoff speed, and damage wires easily.Employing is to make the corner that forms about 30 degree between pulley and the horizontal direction (referring to Fig. 6 according to the purpose of corner pulley block 18 of the present utility model, realize by wedge shaped support 19), lead just can not contact with the side uprights of pulley when mobile in pulley like this, makes lead pass through pulley easily.
The above is a preferred embodiment of the present utility model only, is not limited to the utility model, and for a person skilled in the art, the utility model can have various changes and variation.All any modifications of within spirit of the present utility model and principle, being done, be equal to replacement, improvement etc., all should be included within the protection range of the present utility model.
Claims (10)
1. an overhead transmission line power retractable cable equipment is characterized in that, comprising:
Support (9);
Main shaft (10) is supported in the described support pivotly;
Winding roll (8) removably is sheathed on the described main shaft;
Transmission device is arranged on the described support and is connected in described main shaft;
Motor (1) is arranged on the described support and is connected in described transmission device; And
Speed-regulating control device (14) is arranged on the described support and is electrically connected on described motor.
2. overhead transmission line power retractable cable equipment according to claim 1, it is characterized in that, described support both sides are provided with adjustable for height main shaft supporting parts (13), be provided with at least one pair of rolling bearing (16) in the described main shaft supporting parts, described main shaft support is between described at least one pair of rolling bearing.
3. overhead transmission line power retractable cable equipment according to claim 2, it is characterized in that, described main shaft supporting parts have pulling part (13a), and the place, top of described support both sides is equipped with the fixed pulley of being walked around by cable wire (17) (15) separately, and an end of described cable wire is connected in described pulling part.
4. overhead transmission line power retractable cable equipment according to claim 1 is characterized in that described transmission device comprises:
Turbine and worm reductor (2) is arranged on the described support and contiguous described motor;
Two first belt pulleys (3), be installed in respectively on the described motor and described turbine and worm reductor on, and described two first belt pulleys are in same level height;
First belt (6) is around described two first belt pulleys;
Second belt pulley (4) is installed on the sidepiece of described turbine and worm reductor;
The 3rd belt pulley (5) is installed on the sidepiece of described winding roll, and described second belt pulley and described the 3rd belt pulley are arranged in same vertical plane; And
Second belt (7) is around described second belt pulley and described the 3rd belt pulley.
5. overhead transmission line power retractable cable equipment according to claim 1 is characterized in that, described winding roll comprises the spool portion (8a) of at least one cable that is used to reel.
6. overhead transmission line power retractable cable equipment according to claim 1 is characterized in that, described overhead transmission line power retractable cable equipment also comprises:
Wheel (12) is installed in the both sides of described support and supports described support; And
Hitch frame (11) is fixed to the front end of described support.
7. overhead transmission line power retractable cable equipment according to claim 6, it is characterized in that, described hitch frame comprises two curb girders (11a, 11b) and is connected crossbeam (11c) between the described curb girder that wherein, the front end of described hitch frame has bail (11d).
8. overhead transmission line power retractable cable equipment according to claim 1, it is characterized in that, described overhead transmission line power retractable cable equipment also comprises the corner pulley block (18) that is arranged on the electric pole capital, and described corner pulley block is supported by wedge shape strutting piece (19).
9. overhead transmission line power retractable cable equipment according to claim 1 is characterized in that, described overhead transmission line power retractable cable equipment also comprises generator, and described generator is electrically connected to described motor.
10. overhead transmission line power retractable cable equipment according to claim 5 is characterized in that, described winding roll comprises the spool portion of 3 cables that are used to reel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201237565U CN201332231Y (en) | 2008-11-19 | 2008-11-19 | Power line casting and reeling device for overhead line |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201237565U CN201332231Y (en) | 2008-11-19 | 2008-11-19 | Power line casting and reeling device for overhead line |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201332231Y true CN201332231Y (en) | 2009-10-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008201237565U Expired - Lifetime CN201332231Y (en) | 2008-11-19 | 2008-11-19 | Power line casting and reeling device for overhead line |
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| Country | Link |
|---|---|
| CN (1) | CN201332231Y (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102009875A (en) * | 2010-11-12 | 2011-04-13 | 唐夫洲 | Conducting wire taking-up and paying-off device of power supply circuit and taking-up and paying-off method |
| CN102437543A (en) * | 2011-12-12 | 2012-05-02 | 河南省电力公司洛阳供电公司 | Electric hydraulic cable pay-off device |
| CN103474916A (en) * | 2012-06-06 | 2013-12-25 | 南京工程学院 | Spool drawing machine |
| CN103683112A (en) * | 2013-11-30 | 2014-03-26 | 国网河南省电力公司南阳供电公司 | Twisting and grinding type power transmission line cable tightening device and using method thereof |
| CN104037711A (en) * | 2014-06-19 | 2014-09-10 | 国网四川省电力公司成都市新都供电分公司 | Cable reel with tightness conveniently adjustable |
| CN113896033A (en) * | 2021-09-17 | 2022-01-07 | 国网河南省电力公司许昌市建安供电公司 | Power cable replacing method |
-
2008
- 2008-11-19 CN CNU2008201237565U patent/CN201332231Y/en not_active Expired - Lifetime
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102009875A (en) * | 2010-11-12 | 2011-04-13 | 唐夫洲 | Conducting wire taking-up and paying-off device of power supply circuit and taking-up and paying-off method |
| CN102437543A (en) * | 2011-12-12 | 2012-05-02 | 河南省电力公司洛阳供电公司 | Electric hydraulic cable pay-off device |
| CN103474916A (en) * | 2012-06-06 | 2013-12-25 | 南京工程学院 | Spool drawing machine |
| CN103683112A (en) * | 2013-11-30 | 2014-03-26 | 国网河南省电力公司南阳供电公司 | Twisting and grinding type power transmission line cable tightening device and using method thereof |
| CN104037711A (en) * | 2014-06-19 | 2014-09-10 | 国网四川省电力公司成都市新都供电分公司 | Cable reel with tightness conveniently adjustable |
| CN104037711B (en) * | 2014-06-19 | 2016-06-15 | 国网四川省电力公司成都市新都供电分公司 | It is easy to the cable hank of adjusting elasticity |
| CN113896033A (en) * | 2021-09-17 | 2022-01-07 | 国网河南省电力公司许昌市建安供电公司 | Power cable replacing method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: BEIJING ELECTRIC POWER CORP. Effective date: 20130528 Owner name: STATE ELECTRIC NET CROP. Free format text: FORMER OWNER: BEIJING ELECTRIC POWER CORP. Effective date: 20130528 |
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| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 100031 XICHENG, BEIJING TO: 100031 DONGCHENG, BEIJING |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20130528 Address after: 100031 West Chang'an Avenue, Beijing, No. 86 Patentee after: State Grid Corporation of China Patentee after: Beijing Electric Power Corp. Address before: 100031 Beijing Qianmen West Street, Xicheng District, No. 41 Patentee before: Beijing Electric Power Corp. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20091021 |