CN203839885U - 10kV/35kV double-loop straight-line electrified pole replacing device - Google Patents
10kV/35kV double-loop straight-line electrified pole replacing device Download PDFInfo
- Publication number
- CN203839885U CN203839885U CN201420273091.1U CN201420273091U CN203839885U CN 203839885 U CN203839885 U CN 203839885U CN 201420273091 U CN201420273091 U CN 201420273091U CN 203839885 U CN203839885 U CN 203839885U
- Authority
- CN
- China
- Prior art keywords
- suspension rod
- hook
- fixed
- wire
- hooks
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Landscapes
- Electric Cable Installation (AREA)
Abstract
The utility model provides a 10kV/35kV double-loop straight-line electrified pole replacing device. The device comprises a transverse suspension rod and two longitudinal suspension rods fixedly arranged at the two ends of the transverse suspension rod. Each longitudinal suspension rod is provided with three hanging hooks at intervals. The two ends of the transverse suspension rod are provided with two hanging pulley groups respectively. The hanging pulley groups are connected with suspension hooks through suspension ropes. The device also comprises two transverse draw hooks, wherein the two transverse draw hooks are connected through a draw rope. Through arranging the transverse suspension rod and the two longitudinal suspension rods fixedly arranged at the two ends of the transverse suspension rod, each longitudinal suspension rod being provided with three hanging hooks at intervals, through arranging the two hanging pulley groups at the two ends of the transverse suspension rod respectively and coupled suspension ropes, and the suspension hooks, and through arranging two transverse draw hooks and the draw rope, wires at the two ends are pulled, the task of replacing a double-loop straight-line electrified pole can be finished, normal power utilization in the city is guaranteed, and the influence on production of enterprises and life of people due to pole replacing is prevented.
Description
Technical field
The utility model belongs to distribution technique field, is specifically related to the device of a kind of 10kV/35kV double loop straight line charged for replacement electric pole.
Background technology
At present, the high-tension electricity that carry city is generally two kinds of 10kV or 35kV, and high-tension bus-bar by pantograph aloft.Need to increase such as the height of the Natural Damage of electric pole in long-term use or electric pole time, the cross-arm on electric pole and the electric pole that need to more renew; Because current live working tools can not complete the task of 10kV/35kV double loop straight line charged for replacement electric pole, thereby all adopt power-off operation while changing electric pole at present, handling safety, fast like this, but the production of power-off meeting to enterprise and people's life impact.
summary of the invention
The utility model provides the device of a kind of 10kV/35kV double loop straight line charged for replacement electric pole, can complete the operation of charged for replacement 10kV/35kV double loop straight-line wire pole, ensure the normal electricity consumption in city, the impact of having avoided the life because changing the production of electric pole on enterprise and people to cause.
For reaching above-mentioned technical purpose, the utility model is realized by the following technical solutions:
The device of a kind of 10kV/35kV double loop straight line charged for replacement electric pole, described device comprises horizontal suspension rod and is fixed on two vertical suspension rods at horizontal suspension rod two ends, on described vertical suspension rod, be arranged at intervals with three wire-hanging hooks, described horizontal suspension rod two ends are provided with two messenger wire assembly pulleys, and described messenger wire assembly pulley is connected with suspension hook by lifting rope; Described device also comprises two horizontal drag hooks, and two described horizontal drag hooks connect by stay cord.
Easy to adjust for the position of described device in the time changing electric pole, the two ends of described horizontal suspension rod are fixed with withholds.
Further, the two ends of described horizontal suspension rod are fixed with two and withhold, described in the other end withheld be fixed with suspension ring.
In order to prevent that electric wire from transferring to after the wire-hanging hook of vertical suspension rod, vertical suspension rod is sloped inwardly, described vertical suspension rod arranged outside has outer stay cord.
For changing when electric pole, laborsaving while making operating personnel draw the lifting rope of messenger wire assembly pulley, described messenger wire assembly pulley comprise the messenger wire fixed pulley group that is fixed on described horizontal suspension rod and with fixing the first running block of described suspension hook.
Further, described the first running block and messenger wire fixed pulley group are all two-wheeled assembly pulley.
For described suspension hook hangs up after electric wire, prevent that electric wire from breaking off relations, described suspension hook comprises the first root and the first hook portion, be hinged with the first blend stop in the first hook portion, there is the first block at the first root, one end of the first blend stop is the first fastening end, and the other end of the first blend stop is the first counterweight end, and the first counterweight end is fixed with the first counterweight; In the time that the first fastening end moves upward, the first block blocks the first fastening end.
Further, the bottom of described the first hook portion is fixed with the second block, and in the time that described the first fastening end moves downward, the second block blocks the first fastening end.
Further, described counterweight is screw bolt and nut.
For the position capable of regulating of wire-hanging hook on vertical suspension rod, described vertical suspension rod separates between the upper and lower and is provided with some the first holes, offers the second hole, on described wire-hanging hook in the time that described wire-hanging hook is fixed on described vertical suspension rod, pass the first hole and the second hole by bolt, and attaching nut is fixed.
For electric wire is put into after wire-hanging hook, avoid electric wire to break off relations, described wire-hanging hook has the second root and the second hook portion, be hinged with the second blend stop in the second hook portion, there is the 3rd block at the second root, one end of the second blend stop is the second fastening end, and the other end of the second blend stop is the second counterweight end, and the second counterweight end is fixed with the second counterweight; In the time that the second fastening end moves upward, the 3rd block blocks the second fastening end.
Further, the bottom of described the second hook portion is fixed with the 4th block, and in the time that described the second fastening end moves downward, the 4th block blocks the second fastening end.
For changing when electric pole, laborsaving while making operating personnel draw the stay cord of horizontal drag hook, on two described horizontal drag hooks, be all provided with the second running block, two the second running blocks are used in conjunction with.
When preventing that horizontal drag hook from pulling, laterally drag hook slides on electric wire, and described horizontal drag hook comprises two hook sheets, between described two hook sheets, has certain spacing.
For the fixation of horizontal suspension rod and vertical suspension rod, described horizontal suspension rod and vertical suspension rod are fixed by anchor ear, and described anchor ear comprises anchor ear and lower anchor ear, and upper anchor ear has relative semi arch with lower anchor ear; Lower anchor ear arranged outside has connecting portion, is provided with the 3rd hole on described connecting portion.
The device of the 10kV/35kV double loop straight line charged for replacement electric pole that the utility model provides, by horizontal suspension rod and two vertical suspension rods that are fixed on horizontal suspension rod two ends are set, and be arranged at intervals with three wire-hanging hooks on vertical suspension rod, make like this electric wire on old electric pole can transfer to respectively in two wire-hanging hooks on vertical suspension rod, while making there is no electric wire on old electric pole, can remove and be replaced by new electric pole, and the electric wire in wire-hanging hook is transferred to respectively on new electric pole, by the lifting rope of two messenger wire assembly pulleys and cooperation is set at horizontal suspension rod two ends, suspension hook, catch on respectively the electric wire at same cross-arm two ends on old electric pole by two suspension hooks simultaneously, and by two horizontal drag hooks and stay cord are set, the electric wire at two ends is held, after manually electric wire and cross-arm being taken apart, by pulling the lifting rope of messenger wire assembly pulley and the stay cord of horizontal drag hook, control the upper and lower of electric wire and move left and right, make electric wire move to the vertical suspension rod of a side and hang in wire-hanging hook, make afterwards opposite side electric wire move to the vertical suspension rod of opposite side and hang in the wire-hanging hook of vertical suspension rod of opposite side, operate successively the electric wire on old electric pole is all transferred on vertical suspension rod, after the electric pole more renewing, to electric wire be moved on new electric pole by messenger wire assembly pulley and horizontal drag hook again, complete the operation of double loop straight line charged for replacement electric pole, ensure the normal electricity consumption in city, the impact of having avoided the life because changing the production of electric pole on enterprise and people to cause.
Read by reference to the accompanying drawings after embodiment of the present utility model, other features of the present utility model and advantage will become clearer.
Brief description of the drawings
The structural representation of an embodiment of the device of the 10kV/35kV double loop straight line charged for replacement electric pole that Fig. 1 proposes for the utility model;
Fig. 2 is the local structure for amplifying schematic diagram of a-quadrant in Fig. 1;
Fig. 3 is the local structure for amplifying schematic diagram in B region in Fig. 1;
Fig. 4 is the local structure for amplifying schematic diagram in C region in Fig. 1;
Fig. 5 is the structure for amplifying schematic diagram of suspension hook and the first running block in Fig. 4;
Fig. 6 is the left TV structure schematic diagram of Fig. 5;
Fig. 7 is the horizontal structure for amplifying schematic diagram of drag hook and the second running block in Fig. 4;
Fig. 8 is the right TV structure schematic diagram of Fig. 7.
Embodiment
For making object, technical scheme and the advantage of the utility model embodiment clearer, below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is clearly and completely described.
In description of the present utility model, it should be noted that, term " on ", orientation or the position relationship of the instruction such as D score be based on position relationship shown in the drawings, only the utility model and simplified characterization for convenience of description, instead of indicate or imply that the device of indication or element must have specific orientation, construct and operation with specific orientation, therefore can not be interpreted as restriction of the present utility model.In addition, term " first ", " second ", " the 3rd ", " the 4th " be only for describing object, and can not be interpreted as instruction or hint relative importance.
Consult Fig. 1-8, an embodiment of the device of the 10kV/35kV double loop straight line charged for replacement electric pole that the utility model proposes.
The device of 10kV/35kV double loop straight line charged for replacement electric pole comprises horizontal suspension rod 1 and is fixed on two vertical suspension rods 2 at horizontal suspension rod 1 two ends, on each vertical suspension rod 2, is arranged at intervals with three wire-hanging hooks 21; Horizontal suspension rod 1 two ends are provided with two messenger wire assembly pulleys 3, and wherein messenger wire pulley 3 is connected with suspension hook 32 by lifting rope 31; Comprise that in addition 4, two horizontal drag hooks 4 of two horizontal drag hooks connect by stay cord 41.
By horizontal suspension rod 1 and two vertical suspension rods 2 that are fixed on horizontal suspension rod 1 two ends are set, and be arranged at intervals with three wire-hanging hooks 21 on each vertical suspension rod 2, wherein wire-hanging hook 21 interim placement from old electric pole takes off for electric wire, owing to thering are three cross-arms on the electric pole of 10kV/35kV double loop, six roots of sensation electric wire, so have three wire-hanging hooks 21 on each vertical suspension rod 2, so totally six wire-hanging hooks 21; In addition between the electric wire of transferring high voltage electricity, should there is certain safe distance, so three wire-hanging hooks, 21 intervals are arranged; Make like this electric wire on old electric pole can transfer to respectively in two wire-hanging hooks 21 on vertical suspension rod 2, making does not have electric wire on old electric pole, can remove and be replaced by new electric pole, and the electric wire in wire-hanging hook 21 is transferred to respectively on new electric pole.For the safe transfer of the electric wire with high-tension electricity, by two messenger wire assembly pulleys 3 being set at horizontal suspension rod 1 two ends, each messenger wire assembly pulley 3 is connected with suspension hook 32 by lifting rope 31, catches on electric wire like this by suspension hook 32, pulls lifting rope 31 can realize moving up and down of electric wire; Catch on respectively the electric wire at same cross-arm two ends on old electric pole by two suspension hooks 32, and by two horizontal drag hooks 4 and stay cord 41 are set, the electric wire that two suspension hooks 32 are held is laterally held, and pulls stay cord 41 can realize moving left and right of electric wire simultaneously; Now after manually the porcelain vase on electric wire and cross-arm being taken apart, electric wire and old electric pole depart from, by pulling the lifting rope 31 of messenger wire assembly pulley 3 and the stay cord 41 of horizontal drag hook 4, control the upper and lower of electric wire and move left and right, two wires are hung in the wire-hanging hook 21 of two vertical suspension rods 2; Same operation is all transferred to the electric wire on old electric pole on vertical suspension rod 2 successively; After the electric pole more renewing, to electric wire be moved on new electric pole by messenger wire assembly pulley 3 and horizontal drag hook 4 again, complete the operation of double loop straight line charged for replacement electric pole, ensure the normal electricity consumption in city, the impact of having avoided the life because changing the production of electric pole on enterprise and people to cause.
Shown in Figure 1, easy to adjust for the device of the 10kV/35kV double loop straight line charged for replacement electric pole in the present embodiment position in the time changing electric pole, and improve the replacing speed of multiple electric poles, be fixed with and withhold 11 at the two ends of horizontal suspension rod 1.Hang to draw by crane like this and withhold 11 and sling changing the device of electric pole, be convenient to adjustment and the movement of position.
For the fixing of hoist lifting hook and lifting rope fast, is conveniently fixed with two at the two ends of horizontal suspension rod 1 and withholds 11, be fixed with suspension ring 111 at the other end of withholding 11.Hoist lifting hook catches on suspension ring 111 and just can sling changing the device of electric pole like this.
In other embodiment, also two vertical suspension rods can be fixed on bottom surface.
In the present embodiment, in order to prevent that electric wire from transferring to after the wire-hanging hook 21 of vertical suspension rod 2, vertical suspension rod 2 lower ends are sloped inwardly, there is outer stay cord 5 in the lower end arranged outside of vertical suspension rod 2, by outer stay cord 5, vertical suspension rod 2 is applied to outside power, make vertical suspension rod 2 keep vertical state.
Shown in Fig. 1, Fig. 4, Fig. 5 and Fig. 6, for in the time changing electric pole, laborsaving while making operating personnel draw the messenger wire 31 of messenger wire assembly pulley 3, messenger wire assembly pulley 3 comprise the messenger wire fixed pulley group that is fixed on horizontal suspension rod 1 and with fixing the first running block 33 of described suspension hook.In the present embodiment, by lifting rope 31 around the first running block 33 and messenger wire fixed pulley, the first running block 33 is all two-wheeled assembly pulley with messenger wire fixed pulley, like this that lifting rope 31 one end are fixing on messenger wire fixed pulley, after being wound around afterwards bending four fold, the other end of lifting rope 31 is hung down, for the upper-lower position of Artificial Control suspension hook 32.
Shown in Fig. 4, Fig. 5 and Fig. 6, for suspension hook 32 hangs up after electric wire, prevent that electric wire from breaking off relations, suspension hook 32 comprises the first root 321 and the first hook portion 322, go out to be hinged with the first blend stop 323 in the first hook portion 322, be fixed with the first block 324 at the first root 321 places, wherein one end of the first blend stop 323 is the first fastening end 3231, the other end of the first blend stop 323 is that the first counterweight end 3232, the first counterweight ends 3232 are fixed with the first counterweight 3233; In the time that the first fastening end 3231 moves upward, the first block 324 blocks the first fastening end 3231.Such the first blend stop 323 is because the first counterweight end 3232 is fixed with the first counterweight 3233, so the first blend stop 323 has the trend of rotation around pin joint, the first counterweight 3233 has the trend moving downward, the first fastening end 3231 has the trend moving upward, block the first fastening end 3231 owing to being provided with the first block 324, so under normal condition, the first fastening end 3231 is positioned at the lower end of the first block 324; Thereby in the time that electric wire is put into suspension hook 32, suspension hook 32 moves upward, now electric wire is pushed down the first blend stop 323, and the first fastening end 3231 is moved downward, when electric wire enters after suspension hook 32, the first blend stop 323 resets, and makes the first blend stop 323 be enclosed in the oral area of suspension hook 32, makes the electric wire in suspension hook 32 firmly be positioned at suspension hook 32.Press the first blend stop 323 for fear of electric wire, and when the first fastening end 3231 is moved downward, the first fastening end 3231, because inertia motion continues motion, exchanges the hinged end positions of the first blend stop 323, will not have the effect that prevents that electric wire from breaking off relations.Thereby, be fixed with the second block 325 in the bottom of the first hook portion 322, in the time that the first fastening end 3231 moves downward, the second block 325 blocks the first fastening end 3231.In the present embodiment, counterweight is screw bolt and nut.
Shown in Fig. 1 and Fig. 3, for the position capable of regulating of wire-hanging hook 21 on vertical suspension rod 2, separate between the upper and lower and be provided with some the first holes 22 at vertical suspension rod 2, on wire-hanging hook 21, offer the second hole 211, in the time that wire-hanging hook 21 is fixed on vertical suspension rod 2, pass the first hole 22 and the second hole 211 by bolt, and attaching nut is fixed.Can realize easily like this adjustment and the installation of wire-hanging hook 21 positions by dismounting nut.
Shown in Figure 3, put into after wire-hanging hook 21 for electric wire, avoid electric wire to break off relations, in the present embodiment, on wire-hanging hook 21, be provided with the second blend stop structure identical with suspension hook 32.
Shown in Fig. 1 and Fig. 4, for changing when electric pole, laborsaving while making operating personnel draw the stay cord 41 of horizontal drag hook 4, on two horizontal drag hooks 4, be all provided with the second running block 42, two the second running blocks 42 are used in conjunction with, and stay cord 41 is on two the second running blocks 42.
Shown in Fig. 7 and Fig. 8, when preventing that horizontal drag hook 4 from pulling, laterally drag hook 4 slides on electric wire, horizontal drag hook 4 is set and comprises between 43, two hook sheets 43 of two hook sheets having certain spacing.When horizontal drag hook 4 is hooked to electric wire, the first hook portion 322 of suspension hook 32 is between two hook sheets 43, and now suspension hook 32 also hooks electric wire.
Shown in Figure 1, for horizontal suspension rod 1 and the fixation of vertical suspension rod 2, in the present embodiment, horizontal suspension rod 1 is fixing by anchor ear 12 with vertical suspension rod 2, and wherein anchor ear 12 comprises anchor ear 121 and lower anchor ear 122, and upper anchor ear 121 has relative semi arch with lower anchor ear 122; Upper anchor ear 121 and lower anchor ear 122 be the one end at horizontal suspension rod 1 by the fastening obvolvent of screw bolt and nut; Have connecting portion 1221 in lower anchor ear 122 arranged outside, be provided with the 3rd hole on connecting portion 1221, vertical suspension rod 2 is fixed on connecting portion 1221 by screw bolt and nut.
Consult Fig. 1-8.The step of the device replacing electric pole of straight line charged for replacement electric pole in 10kV/35kV double loop in the present embodiment is described:
A, hang in the suspension ring 111 of withholding 11 with hoist lifting hook, slowly package unit is sling afterwards, make it on old electric pole;
B, utilize insulation trolley two electricians to be delivered to the cross-arm place, below of old electric pole, two electricians are hooked on the suspension hook of messenger wire assembly pulley 3 32 on the electric wire of both sides respectively, and respectively the cover of two horizontal drag hooks 4 are hung in the suspension hook 32 of messenger wire assembly pulley 3 of both sides electric wire; Now the lifting rope 31 of two messenger wire assembly pulleys 3 and the stay cord 41 of two horizontal drag hooks 4 have respectively three ground electricians to move suitable tightness to; First two electricians on insulation trolley take the wiring of a side electric wire and porcelain vase apart, and command three ground electricians that the stay cord 41 of the lifting rope of two messenger wire assembly pulleys 3 31 and two horizontal drag hooks 4 is strained or loosened, electric wire is sling and departed from porcelain vase to sending 0.1 meter of left and right outside; Afterwards opposite side electric wire and porcelain vase are departed from; The stay cord 41 of loosening horizontal drag hook 4 afterwards, hangs over a side electric wire in the below wire-hanging hook 21 of vertical suspension rod 2, then a side electric wire is hung in the below wire-hanging hook 21 of vertical suspension rod 2;
C, by two wires on two wires on the middle cross-arm on old electric pole and top cross-arm, move on to successively in the wire-hanging hook 21 on the vertical suspension rod 2 in both sides;
D, new electric pole is changed to old electric pole, and by the six roots of sensation electric wire on vertical both sides suspension rod 2, divide from the top down and shift on new electric pole for three times, and electric wire is fixed on to wiring on the porcelain vase of new electric pole, complete the operation of 10kV/35kV double loop straight line charged for replacement electric pole.
The above, it is only preferred embodiment of the present utility model, be not the restriction of the utility model being made to other form, any those skilled in the art may utilize the technology contents of above-mentioned announcement to be changed or be modified as the equivalent embodiment of equivalent variations.But every technical solutions of the utility model content that do not depart from, any simple modification, equivalent variations and the remodeling above embodiment done according to technical spirit of the present utility model, still belong to the protection range of technical solutions of the utility model.
Claims (10)
1. the device of a 10kV/35kV double loop straight line charged for replacement electric pole, it is characterized in that, described device comprises horizontal suspension rod and is fixed on two vertical suspension rods at horizontal suspension rod two ends, on described vertical suspension rod, be arranged at intervals with three wire-hanging hooks, described horizontal suspension rod two ends are provided with two messenger wire assembly pulleys, and described messenger wire assembly pulley is connected with suspension hook by lifting rope; Described device also comprises two horizontal drag hooks, and two described horizontal drag hooks connect by stay cord.
2. device according to claim 1, is characterized in that, the two ends of described horizontal suspension rod are fixed with withholds.
3. device according to claim 1, is characterized in that, described vertical suspension rod arranged outside has outer stay cord.
4. device according to claim 1, is characterized in that, described messenger wire assembly pulley comprises the messenger wire fixed pulley group being fixed on described horizontal suspension rod and the first running block of fixing with described suspension hook.
5. device according to claim 1, it is characterized in that, described suspension hook comprises the first root and the first hook portion, be hinged with the first blend stop in the first hook portion, there is the first block at the first root, one end of the first blend stop is the first fastening end, and the other end of the first blend stop is the first counterweight end, and the first counterweight end is fixed with the first counterweight; In the time that the first fastening end moves upward, the first block blocks the first fastening end.
6. device according to claim 5, is characterized in that, the bottom of described the first hook portion is fixed with the second block, and in the time that described the first fastening end moves downward, the second block blocks the first fastening end.
7. according to the device described in claim 1 to 6 any one, it is characterized in that, described vertical suspension rod separates between the upper and lower and is provided with some the first holes, on described wire-hanging hook, offer the second hole, in the time that described wire-hanging hook is fixed on described vertical suspension rod, pass the first hole and the second hole by bolt, and attaching nut is fixed.
8. according to the device described in claim 1 to 6 any one, it is characterized in that, on two described horizontal drag hooks, be all provided with the second running block, two the second running blocks are used in conjunction with.
9. device according to claim 8, is characterized in that, described horizontal drag hook comprises two hook sheets, between described two hook sheets, has certain spacing.
10. according to the device described in claim 1 to 6 any one, it is characterized in that, described horizontal suspension rod and vertical suspension rod are fixed by anchor ear, and described anchor ear comprises anchor ear and lower anchor ear, and upper anchor ear has relative semi arch with lower anchor ear; Lower anchor ear arranged outside has connecting portion, is provided with the 3rd hole on described connecting portion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420273091.1U CN203839885U (en) | 2014-05-27 | 2014-05-27 | 10kV/35kV double-loop straight-line electrified pole replacing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420273091.1U CN203839885U (en) | 2014-05-27 | 2014-05-27 | 10kV/35kV double-loop straight-line electrified pole replacing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203839885U true CN203839885U (en) | 2014-09-17 |
Family
ID=51517684
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420273091.1U Expired - Fee Related CN203839885U (en) | 2014-05-27 | 2014-05-27 | 10kV/35kV double-loop straight-line electrified pole replacing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203839885U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104947953A (en) * | 2015-05-21 | 2015-09-30 | 国家电网公司 | 10 kV electric transmission line concrete pole replacing method and temporary pole replacement |
| CN106081873A (en) * | 2016-08-18 | 2016-11-09 | 国家电网公司 | A kind of suspender for changing linear tension electric pole and replacing options |
| CN108147303A (en) * | 2017-12-13 | 2018-06-12 | 国网湖北省电力公司宜昌供电公司 | A kind of fixed pulley |
-
2014
- 2014-05-27 CN CN201420273091.1U patent/CN203839885U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104947953A (en) * | 2015-05-21 | 2015-09-30 | 国家电网公司 | 10 kV electric transmission line concrete pole replacing method and temporary pole replacement |
| CN106081873A (en) * | 2016-08-18 | 2016-11-09 | 国家电网公司 | A kind of suspender for changing linear tension electric pole and replacing options |
| CN106081873B (en) * | 2016-08-18 | 2019-05-28 | 国家电网公司 | A method of replacement linear tension electric pole |
| CN108147303A (en) * | 2017-12-13 | 2018-06-12 | 国网湖北省电力公司宜昌供电公司 | A kind of fixed pulley |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102882153B (en) | Phase replacing insulator string method in charged for replacement circuit many times towers | |
| CN105514877B (en) | Common-tower double-return steel pipe pole replacement insulation subjob cross-arm fixture | |
| CN203839885U (en) | 10kV/35kV double-loop straight-line electrified pole replacing device | |
| CN103928865A (en) | Manual wire lifting device for stringing construction | |
| CN201044342Y (en) | Turret head wire hoisting device | |
| CN204885990U (en) | Transmission line yoke plate hoisting device | |
| CN203536860U (en) | Hanging bracket changing tension insulator | |
| CN102403674B (en) | A kind of live-wire work insulating cross arm | |
| CN105375391A (en) | Automatic elevation type temporary cross arm | |
| CN201742028U (en) | Pulley used for overhaul of overhead power transmission lines | |
| CN101908739A (en) | Trolley used for maintenance of electricity overhead power transmission line | |
| CN211456516U (en) | Electrified wire feeding and discharging device of high-voltage overhead bare conductor insulation rubber coating robot | |
| CN201821045U (en) | Double hook lifting insulating support rod | |
| CN203932808U (en) | Replacing insulator under electrified wire lifting device | |
| CN103332608A (en) | Special suspender for replacing GW6 disconnector knob insulator | |
| CN203774688U (en) | Wire supporting construction manual wire lifting device | |
| CN203312710U (en) | Wire outside link for 10kV overhead vertical double-circuit line charged pole | |
| CN209045808U (en) | 500kV transformer substation grounding wire installs auxiliary device | |
| CN205159920U (en) | Insulator chain is dangled with insulating picture peg with many times transmission line wire jumpers in tower to electrified change | |
| CN203865843U (en) | Special hanger for disassembly, assembly and craning of transformer | |
| CN202353095U (en) | Wire lifting arrangement structure for 8-bundled conductors on straight-path tower | |
| CN202308978U (en) | Live working insulated cross arm | |
| CN202988631U (en) | Power facility hoisting device | |
| CN203545465U (en) | Metal lifting hook for lifting insulator | |
| CN201312079Y (en) | Clamping apparatus for live line replacement of suspended insulator in middle of 500KV untypical tangent tower via splicing method |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140917 Termination date: 20180527 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |