CN114221260A - Insulator maintenance frame of electric power pylon - Google Patents

Insulator maintenance frame of electric power pylon Download PDF

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Publication number
CN114221260A
CN114221260A CN202111566130.8A CN202111566130A CN114221260A CN 114221260 A CN114221260 A CN 114221260A CN 202111566130 A CN202111566130 A CN 202111566130A CN 114221260 A CN114221260 A CN 114221260A
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CN
China
Prior art keywords
frame
rods
ladder
sides
plate
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Granted
Application number
CN202111566130.8A
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Chinese (zh)
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CN114221260B (en
Inventor
郭剑黎
郭培源
周显达
佘彦杰
扶军
王晨晨
戚弘亮
王月萍
马晓飞
焦珊珊
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State Grid Corp of China SGCC
Luoyang Power Supply Co of State Grid Henan Electric Power Co Ltd
Original Assignee
State Grid Corp of China SGCC
Luoyang Power Supply Co of State Grid Henan Electric Power Co Ltd
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Application filed by State Grid Corp of China SGCC, Luoyang Power Supply Co of State Grid Henan Electric Power Co Ltd filed Critical State Grid Corp of China SGCC
Priority to CN202111566130.8A priority Critical patent/CN114221260B/en
Publication of CN114221260A publication Critical patent/CN114221260A/en
Application granted granted Critical
Publication of CN114221260B publication Critical patent/CN114221260B/en
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    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02GINSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
    • H02G1/00Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines
    • H02G1/02Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines for overhead lines or cables

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Abstract

An insulator overhauling frame of an electric power tower relates to an insulator overhauling frame, wherein two sides of the front end of a bottom frame (12) are respectively hinged and connected with two sides of the lower end of a front baffle frame (6), the lower ends of two vertical rods of a crawling ladder (2) are respectively hinged and connected with two sides of the lower end of the front baffle frame, a safety rope (5) is respectively arranged between two sides of the upper end of the front baffle frame and the lower parts of the two vertical rods of the crawling ladder, angle iron hooks (1) are respectively arranged at the upper ends of the two vertical rods of the crawling ladder, the lower part of a suspender (3) is connected with the middle part of the front baffle frame, and an angle iron hook is arranged at the upper end of the suspender, wherein the two angle iron hooks of the crawling ladder and the angle iron hooks of the suspender are at the same height; according to the invention, the three angle iron hooks on the suspender and the ladder stand are respectively connected with the cross arm angle iron of the power tower frame, so that the operation platform formed among the front blocking frame on the upper part of the bottom frame, the ladder stand and the safety rope is close to the insulator, and the operation personnel can conveniently approach the insulator for overhauling and maintenance.

Description

Insulator maintenance frame of electric power pylon
Technical Field
The invention relates to an insulator overhauling frame, in particular to an insulator overhauling frame of an electric power tower.
Background
The insulator is a special insulating control in an overhead transmission line, and especially high-voltage or extra-high-voltage long-distance electric energy transmission must be realized by means of a power tower, a cable, the insulator and a plurality of accessories, the insulator can be damaged by bird excrement, dust, acid rain and the like in long-term use, and the used structural part can also be corroded and bear mechanical tension and the like, so that the problem that the insulator cannot be used is solved, the power department can regularly maintain and repair, because the insulator and the connected structural part are in a suspended state, a person can only stand on the structural part at the lower part of the insulator or step on the high-voltage cable to bend over at high altitude, the insulator can not be supported by two hands in the operation process, the operation can be carried out by the emptied hands, and great potential safety hazards exist.
Disclosure of Invention
In order to overcome the defects in the background art, the invention discloses an insulator overhauling frame of a power tower frame, wherein three angle iron hooks on a suspender and a crawling ladder are respectively connected with a cross arm angle iron of the power tower frame, so that an operation platform formed among a front blocking frame on the upper part of a bottom frame, the crawling ladder and a safety rope is close to the insulator, and the insulator is convenient for operators to approach the insulator for overhauling and maintenance.
The technical scheme for realizing the invention is as follows:
the utility model provides an insulator maintenance frame of electric power pylon, including the bottom frame, preceding fender frame, the cat ladder, the safety rope, jib and angle bar couple, the lower extreme both sides of keeping off the frame before the articulated connection of bottom frame's front end both sides respectively, the lower extreme of two pole settings of cat ladder articulates the lower extreme both sides of keeping off the frame before the articulated connection respectively, be equipped with the safety rope between the upper end both sides of keeping off the frame in the front and the lower part of two pole settings of cat ladder respectively, the upper end of two pole settings of cat ladder is equipped with the angle bar couple respectively, the jib lower part is connected with the middle part of preceding fender frame, the upper end of jib is equipped with the angle bar couple, wherein the two angle bar couples of cat ladder and the angle bar couple of jib are same height.
The insulator overhauling frame of the electric power tower comprises an angle iron hook, a lifting rod, a lifting frame, a clamping block, a spring and a locking rod, wherein two plate bodies on one side of two n-shaped plates arranged at intervals are clamped on two sides of the upper end of the lifting rod, or two plate bodies on one side of two n-shaped plates arranged at intervals are clamped on two sides of the upper end of two vertical rods of the climbing ladder, the clamping block is arranged between the lower ends of the two plate bodies on the other sides of the two n-shaped plates, and a pipe is arranged on the outer side of the clamping block; the inner side of the lower part of a control vertical plate of the locking hook block is provided with a hook facing the inner side, the outer side of the upper part of the vertical plate is provided with a control tube, two sides of the upper part of the control vertical plate of the locking hook block are respectively provided with a side protruding tube, protruding tubes on two sides of the locking hook block are positioned between the upper parts of two plate bodies on the other side of the n-shaped plate, the middle part of a control shaft penetrates through holes of the protruding tubes on the two sides, and two ends of the control shaft are fixedly connected to the two plate bodies on the other side of the n-shaped plate; the middle part of the lock rod penetrates through the control tube hole of the control tube, the lower part of the lock rod penetrates through the tube hole of the control tube, a stop lever is arranged at the position, close to the control tube, of the lock rod, and a spring is sleeved on the lock rod between the upper part of the stop lever and the control tube.
The insulator maintenance frame of the electric power tower is characterized in that a cushion block is arranged between two plate bodies on the upper parts of two n-shaped plates which are arranged at intervals.
The upper end of the suspender and two plate bodies on one side of the n-shaped plate are fixedly connected through a plurality of locking screws; the upper ends of the two vertical rods of the ladder stand are fixedly connected with the two plate bodies on one side of the two n-shaped plates through a plurality of locking screw rods.
The insulator maintenance frame of the electric power tower is characterized in that a control ring is arranged at the upper end of the lock rod.
The insulator overhauling frame of the electric power tower is characterized in that two horizontal rods of the bottom frame are arranged at intervals, a plurality of pedal rods are arranged between the two horizontal rods, two sides of the front ends of the two horizontal rods are respectively provided with a blocking frame connecting plate, a blocking frame shaft hole A is arranged at the upper part of the blocking frame connecting plate, the lower ends of two vertical rods of a front blocking frame are respectively provided with a blocking frame shaft hole B, the middle parts of two blocking frame shafts are respectively positioned in the blocking frame shaft holes B of the two vertical rods of the front blocking frame, and two ends of the two blocking frame shafts are respectively and fixedly connected with the blocking frame shaft holes A of every two blocking frame connecting plates; two sides of the rear parts of two horizontal rods of the bottom frame are respectively provided with an angle adjusting plate, the middle and the middle front parts of the angle adjusting plate are respectively provided with a main shaft hole A and a hole, the upper part of the main shaft hole A is provided with a ladder slope control hole after deviating from the plane, the lower parts and the lower ends of two vertical rods of the ladder are respectively provided with an angle adjusting or positioning shaft hole and a main shaft hole B, the lower parts of two vertical rods of the ladder are respectively arranged between every two angle adjusting plates of the four angle adjusting plates, the middle parts of two positioning shafts are respectively arranged in the angle adjusting or positioning shaft holes of the two vertical rods of the ladder, and the two ends of the two positioning shafts are respectively and fixedly connected in the ladder slope control holes of the two angle adjusting plates; the two main shafts are respectively connected with a main shaft hole B of the crawling ladder and a main shaft hole A of each two angle adjusting plates in a penetrating mode.
The insulator of electric power pylon overhaul frame, the location axle is detachable screw nut.
The insulator overhauling frame of the electric power tower is characterized in that two vertical rods of the front blocking frame are arranged at intervals, a plurality of cross rods are arranged between the two vertical rods of the front blocking frame, the upper middle parts and the lower middle parts of the cross rods are respectively provided with a suspender fixing clamp, the lower parts of the suspenders are penetrated in the suspender fixing clamps, the outer ends of the locking screws are connected with screw holes of the suspender fixing clamps, the middle parts of the locking screws are penetrated in holes formed in the suspenders, and the inner ends of the locking screws are penetrated in the holes formed in the cross rods; the upper ends of the two vertical rods of the front blocking frame are respectively provided with a rope hole connected with one end of a safety rope, and the other end of the safety rope is bound at the lower parts of the two vertical rods of the ladder stand.
The insulator of electric power pylon overhaul frame, the interval is equipped with many horizontal pedal poles between the coexistence pole of cat ladder, is equipped with the elastic cord of placing the jib at the middle part of many horizontal pedal poles.
Through the disclosure, the beneficial effects of the invention are as follows:
according to the insulator overhauling frame of the electric tower, the lower part of the crawling ladder, the front baffle frame and the bottom frame which are not used are bound by the two safety ropes, the suspender is inserted on the crawling ladder, the warehousing, the transportation and the electrification of the electric tower can be facilitated, an operation frame formed by the bottom frame, the lower part of the crawling ladder, the front baffle frame and the safety ropes enables an operator to approach the insulator to carry out various operations, and the safe overhauling and maintenance of the insulator and a connecting piece at the lower part of the insulator in a short distance are realized; the portable insulator is convenient to carry, and the insulator and the omnibearing maintenance requirement on the lower part of the insulator are obtained.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic perspective view of the bottom frame of the present invention;
FIG. 3 is a schematic perspective view of a front bezel of the present invention;
FIG. 4 is a schematic perspective view of the angle iron hanger of the present invention;
FIG. 5 is a perspective view of the latch hook block of the present invention;
FIG. 6 is a schematic perspective view of a clamping block of the present invention;
FIG. 7 is a schematic view of the lower portion of the ladder of the present invention;
FIG. 8 is a schematic view of the installation location of the present invention on an electrical tower;
in the figure: 1. angle iron hooks; 2. climbing a ladder; 3. a boom; 4. locking screws; 5. a safety cord; 6. a front baffle frame; 7. a suspender fixing clip; 8. a frame blocking shaft; 9. positioning the shaft; 10. a main shaft; 11. an angle adjusting plate; 12. a bottom frame; 13. a baffle frame connecting plate; 14. a foot lever; 15. an angle adjusting hole A; 16. an aperture; 17. a spindle hole A; 18. a baffle frame shaft hole A; 19. a rope hole; 20. a screw hole; 21. a cross bar; 22. a blocking frame shaft hole B; 23. a control loop; 24. cushion blocks; 25. a control tube; 26. a control shaft; 27. locking the screw rod; 28. an n-shaped plate; 29. a spring; 30. a stop lever; 31. a clamping block; 32. a tube; 33. a lock lever; 34. a side convex outlet pipe; 35. perforating; 36. a control tube aperture; 37. controlling the vertical plate; 38. a hook; 39. a tube hole; 40. a horizontal pedal lever; 41. elastic bands; 42. angle adjusting or positioning shaft holes; 43. a main shaft hole B; 44. an insulator; 45. a high voltage cable; 46. an electric power tower.
Detailed Description
The present invention will be further illustrated with reference to the following examples; the following examples are not intended to limit the present invention, and are only used as a support for the implementation of the present invention, and any equivalent structure replacement within the technical framework of the present invention is included in the protection scope of the present invention;
combine in attached figure 1 ~ 7 insulator maintenance frame of electric power pylon, including bottom frame 12, preceding fender frame 6, cat ladder 2, safety rope 5, jib 3 and angle bar couple 1, the front end both sides of bottom frame 12 articulate the lower extreme both sides of connecting preceding fender frame 6 respectively, the lower extreme of 2 two poles of cat ladder articulates the lower extreme both sides of connecting preceding fender frame 6 respectively, be equipped with safety rope 5 between the upper end both sides of 6 of fender frame in the front and the lower part of 2 two poles of cat ladder 2 respectively, the upper end of 2 two poles of cat ladder is equipped with angle bar couple 1 respectively, 3 lower parts of jib are connected with the middle part of preceding fender frame 6, the upper end of jib 3 is equipped with angle bar couple 1, wherein 2 two angle bar couples 1 of cat ladder and 3 angle bar couple 1 are the same height.
With reference to fig. 1, 4, 5 or 6, the angle iron hook 1 comprises an n-shaped plate 28, a locking hook block, a clamping block, a spring 29 and a locking rod 33, wherein two plate bodies on one side of the two n-shaped plates 28 which are arranged at intervals are clamped on two sides of the upper end of the hanger rod 3, and the upper end of the hanger rod 3 and the two plate bodies on one side of the n-shaped plate 28 are fixedly connected through a plurality of locking screws 27; or two plate bodies on one side of the two n-shaped plates 28 which are arranged at intervals are clamped on two sides of the upper ends of the two vertical rods of the ladder stand, and the upper ends of the two vertical rods of the ladder stand and the two plate bodies on one side of the two n-shaped plates 28 are fixedly connected through a plurality of locking screw rods 27; a cushion block 24 is arranged between the two plate bodies on the upper parts of the two n-shaped plates 28 which are arranged at intervals, a clamping block 31 is arranged between the lower ends of the two plate bodies on the other sides of the two n-shaped plates 28, and a pipe 32 is arranged on the outer side of the clamping block 31; a hook 38 facing the inner side is arranged on the inner side of the lower part of a control vertical plate 37 of the hook locking block, a control tube 25 is arranged on the outer side of the upper part of the vertical plate 37, side protruded tubes 34 are respectively arranged on two sides of the upper part of the control vertical plate 37 of the hook locking block, the protruded tubes 34 on two sides of the hook locking block are positioned between the upper parts of the two plate bodies on the other side of the n-shaped plate 28, the middle part of a control shaft 26 penetrates through the through holes 35 of the protruded tubes 34 on two sides, and two ends of the control shaft 26 are fixedly connected to the two plate bodies on the other side of the n-shaped plate 28; the middle part of the lock rod 33 is inserted into a control tube hole 36 of the control tube 25, the upper end of the lock rod 33 is provided with the control ring 23, the lower part of the lock rod 33 is inserted into a tube hole 39 of the tube 32, a stop rod 30 is arranged at the position of the lock rod 33 close to the tube 32, and a spring 29 is sleeved on the lock rod 33 between the upper part of the stop rod 30 and the control tube 25.
With reference to fig. 1, 2, 3 or 7, the two horizontal rods of the bottom frame 12 are arranged at intervals, a plurality of pedal rods 14 are arranged between the two horizontal rods, two sides of the front ends of the two horizontal rods are respectively provided with a blocking frame connecting plate 13, the upper part of the blocking frame connecting plate 13 is provided with a blocking frame shaft hole a18, the lower ends of two vertical rods of the front blocking frame 6 are respectively provided with a blocking frame shaft hole B22, the middle parts of two blocking frame shafts 8 are respectively positioned in blocking frame shaft holes B22 of two vertical rods of the front blocking frame 6, and two ends of the two blocking frame shafts 8 are respectively fixedly connected to blocking frame shaft holes a18 of two blocking frame connecting plates 13; the two vertical rods of the front baffle frame 6 are arranged at intervals, a plurality of cross rods 21 are arranged between the two vertical rods of the front baffle frame 6, the upper middle parts and the lower middle parts of the cross rods 21 are respectively provided with a suspender fixing clamp 7, the lower parts of the suspenders 3 are penetrated in the suspender fixing clamps 7, the outer ends of the locking screws 4 are connected with screw holes 20 of the suspender fixing clamps 7, the middle parts of the locking screws 4 are penetrated in holes arranged on the suspenders 3, and the inner ends of the locking screws 4 are penetrated in the holes arranged on the cross rods 21; the upper ends of two vertical rods of the front baffle frame 6 are respectively provided with a rope hole 19 connected with one end of a safety rope 5, the other end of the safety rope 5 is bound at the lower part of the two vertical rods of the ladder stand 2, a plurality of transverse foot rest rods 40 are arranged between the two vertical rods of the ladder stand at intervals, and the middle parts of the transverse foot rest rods 40 are provided with elastic bands 41 for placing the suspender 3; two sides of the rear parts of two horizontal rods of the bottom frame 12 are respectively provided with an angle adjusting plate 11, the middle and the middle front part of the angle adjusting plate 11 are respectively provided with a main shaft hole A17 and a hole 16, the upper part of the main shaft hole A17 is provided with a ladder slope control hole 15, the lower part and the lower end of two vertical rods of the ladder 2 are respectively provided with an angle adjusting or positioning shaft hole 42 and a main shaft hole B43, the lower part of two vertical rods of the ladder 2 is respectively arranged between every two angle adjusting plates 11 of the four angle adjusting plates 11, the middle parts of two positioning shafts 9 are respectively arranged in the angle adjusting or positioning shaft holes 42 of the two vertical rods of the ladder, two ends of the two positioning shafts 9 are respectively fixedly connected in the ladder slope control holes 15 of the two angle adjusting plates 11, and the positioning shafts 9 are removable screw nuts; the two spindles 10 respectively pass through the spindle hole B43 of the ladder 2 and the spindle hole a17 of the two-by-two angle adjusting plate 11.
According to the insulator overhauling frame of the electric power tower, the crawling ladder 2, the hanger rod 3, the bottom frame 12 and the front blocking frame 6 are made of stainless steel hollow square tube materials, the blocking frame connecting plate 13 and the angle adjusting plate 11 are made of stainless steel plates and are welded with the bottom frame 12 through argon arc welding, and the structural parts are as light as possible on the premise of meeting the strength, so that the structural parts can be conveniently conveyed to the electric power tower in use; the two n-shaped plates 28 are machined from stainless steel plates; the cushion block 24 is a stainless steel hollow square tube; the latch hook block and the clamping block are made of plastic materials and are obtained through injection molding.
The specific installation process comprises the following steps:
with reference to fig. 1 to 7, two n-shaped plates 28 of the angle iron hook 1 are respectively attached to two sides of the upper end of the hanger rod 3, the two n-shaped plates 28 are fixed with the upper end of the hanger rod 3 by using a locking screw 27 and a nut or by using argon arc welding, and then the cushion block 24 is placed between the upper parts of the two n-shaped plates 28 and is fixed by using argon arc welding; the lock hook block is placed on the upper part between the two plate bodies on the other sides of the two n-shaped plates 28 and is connected in a penetrating way by using a control shaft 26; the clamping block 31 is placed at the lower part between the two plate bodies on the other side of the two n-shaped plates 28 and is fixed by using screws; after the lock rod 33 is inserted into the control tube hole 36 of the control tube 25, the spring 29 is sleeved on the lock rod 33, and then the stop lever 30 is inserted into a hole at the lower part of the lock rod 33 to fix the middle part of the stop lever 30; the locking hook block is rotated by pulling the control ring 23, and then the lower part of the locking bar 33 is put into the pipe hole 39 of the pipe 32; the two-angle iron hook 1 at the upper end of the ladder stand 2 is installed by the same method; the lower ends of two vertical rods of the front baffle frame 6 are respectively placed into two baffle frame connecting plates 13 and are connected in a penetrating way by a baffle frame shaft 8; one end of two safety ropes 5 is fixedly connected with a rope hole 19 at the upper end of two vertical rods of a front blocking frame 6 respectively, the lower ends of the two vertical rods of the ladder stand 2 are placed into two angle adjusting plates 11 respectively to be penetrated through by a spindle 10, then the front blocking frame 6 is buckled on a bottom frame 12, the bottom frame 12 is lifted to be combined with the lower part of the ladder stand 2, a positioning shaft 9 'screw nut' penetrates into a hole 16 of the angle adjusting plate 11 and an angle adjusting or positioning shaft hole 42 of the ladder stand 2, a suspender 3 penetrates into a neutral gear formed between the middle part of an elastic band 41 of the ladder stand 2 and a cross foot pedal rod 40, and the lower part of the ladder stand 2, the front blocking frame 6 and the bottom frame 12 are bound by the two safety ropes 5 for standby.
When the ladder stand is used, the rope is conveyed to an electric tower 46 by combining with the attached drawings 1 to 8, the ladder stand 2 is bound by the rope to ensure that the falling risk does not occur, the safety rope 5 is untied to take off the two positioning shafts 9 at the lower part of the ladder stand 2, the bottom frame 12 is rotated to enable the ladder stand inclination control hole 15 to correspond to the angle adjusting or positioning shaft hole 42, then the two positioning shafts 9 are respectively used for connecting the ladder stand inclination control hole 15 and the angle adjusting or positioning shaft hole 42 in a penetrating way, the suspender 3 is taken off, the lower part of the suspender 3 penetrates into the suspender fixing clamp 7 and is fixed by the locking screw 4, the other ends of the two safety ropes 5 are respectively bound and fixed with the lower part of the ladder stand 2, the ladder stand is put down at the lower part of the cross arm of the electric tower 46, then the angle iron hook 1 of the suspender 3 and the two angle iron hooks 1 of the ladder stand 2 are connected at the proper positions of the cross arm, the control ring 23 is used for rotating the hook 38 to block the opening part formed between the lower parts of the two n-shaped plates 28, after the control ring 23 is lifted up, the control lock rod 33 is inserted into the pipe hole 39 of the pipe 32, and the operator can use the ladder 2 to go down to the bottom frame 12 to perform maintenance and repair on the insulator 44 and the connection part of the insulator 44 and the high-voltage cable 45 under the condition that the safety belt is tied.
The present invention is not described in detail in the prior art.

Claims (9)

1. The utility model provides an insulator of electric power pylon overhauls frame, includes bottom frame (12), preceding fender frame (6), cat ladder (2), safety rope (5), jib (3) and angle bar couple (1), characterized by: keep off the lower extreme both sides of frame (6) before articulated connection respectively in the front end both sides of bottom frame (12), keep off the lower extreme both sides of frame (6) before articulated connection respectively of the lower extreme of two pole settings of cat ladder (2), be equipped with safety rope (5) between the upper end both sides of frame (6) and the lower part of two pole settings of cat ladder (2) in the front respectively, the upper end of two pole settings of cat ladder (2) is equipped with angle bar couple (1) respectively, jib (3) lower part is connected with the middle part of keeping off frame (6) before, the upper end of jib (3) is equipped with angle bar couple (1), wherein two angle bar couples (1) of cat ladder (2) and angle bar couple (1) of jib (3) are same height.
2. The electrical tower insulator access frame of claim 1, further comprising: the angle iron hook (1) comprises an n-shaped plate (28), a locking hook block, clamping blocks, a spring (29) and a locking rod (33), wherein two plate bodies on one side of the two n-shaped plates (28) which are arranged at intervals are clamped on two sides of the upper end of the hanger rod (3), or two plate bodies on one side of the two n-shaped plates (28) which are arranged at intervals are clamped on two sides of the upper end of two vertical rods of the ladder stand, the clamping blocks (31) are arranged between the lower ends of the two plate bodies on the other side of the two n-shaped plates (28), and a pipe (32) is arranged on the outer side of each clamping block (31); a hook (38) facing the inner side is arranged on the inner side of the lower part of a control vertical plate (37) of the hook locking block, a control pipe (25) is arranged on the outer side of the upper part of the vertical plate (37), lateral protruding pipes (34) are respectively arranged on two sides of the upper part of the control vertical plate (37) of the hook locking block, the two lateral protruding pipes (34) of the hook locking block are positioned between the upper parts of the two plate bodies on the other side of the n-shaped plate (28), the middle part of a control shaft (26) penetrates through holes (35) of the protruding pipes (34) on the two sides, and two ends of the control shaft (26) are fixedly connected to the two plate bodies on the other side of the n-shaped plate (28); the middle part of the lock rod (33) is penetrated in a control tube hole (36) of the control tube (25), the lower part of the lock rod (33) is penetrated in a tube hole (39) of the tube (32), a stop lever (30) is arranged at the position, close to the tube (32), of the lock rod (33), and a spring (29) is sleeved on the lock rod (33) between the upper part of the stop lever (30) and the control tube (25).
3. The electrical tower insulator access frame of claim 2, wherein: a cushion block (24) is arranged between the two plate bodies on the upper parts of the two n-shaped plates (28) which are arranged at intervals.
4. The electrical tower insulator access frame of claim 2, wherein: the upper end of the suspender (3) is fixedly connected with two plate bodies on one side of the n-shaped plate (28) through a plurality of locking screw rods (27); the upper ends of the two vertical rods of the ladder stand are fixedly connected with the two plate bodies on one side of the two n-shaped plates (28) through a plurality of locking screw rods (27).
5. The electrical tower insulator access frame of claim 2, wherein: the upper end of the lock rod (33) is provided with a control ring (23).
6. The electrical tower insulator access frame of claim 1, further comprising: the two horizontal rods of the bottom frame (12) are arranged at intervals, a plurality of pedal rods (14) are arranged between the two horizontal rods, two sides of the front ends of the two horizontal rods are respectively provided with a blocking frame connecting plate (13), the upper part of the blocking frame connecting plate (13) is provided with a blocking frame shaft hole A (18), the lower ends of two vertical rods of the front blocking frame (6) are respectively provided with a blocking frame shaft hole B (22), the middle parts of two blocking frame shafts (8) are respectively positioned in the blocking frame shaft holes B (22) of the two vertical rods of the front blocking frame (6), and two ends of the two blocking frame shafts (8) are respectively and fixedly connected with the blocking frame shaft holes A (18) of every two blocking frame connecting plates (13); two sides of the rear parts of two horizontal rods of a bottom frame (12) are respectively provided with an angle adjusting plate (11), the middle and the front parts of the angle adjusting plate (11) are respectively provided with a main shaft hole A (17) and a hole (16), the upper part of the main shaft hole A (17) is provided with a ladder slope control hole (15) behind the inclined plane, the lower part and the lower end of two vertical rods of the ladder (2) are respectively provided with an angle adjusting or positioning shaft hole (42) and a main shaft hole B (43), the lower parts of the two vertical rods of the ladder (2) are respectively positioned between every two angle adjusting plates (11) of the four angle adjusting plates (11), the middle parts of two positioning shafts (9) are respectively positioned in the angle adjusting or positioning shaft holes (42) of the two vertical rods of the ladder, and two ends of the two positioning shafts (9) are respectively and fixedly connected in the ladder slope control holes (15) of the every two angle adjusting plates (11); the two main shafts (10) are respectively connected with a main shaft hole B (43) of the crawling ladder (2) and a main shaft hole A (17) of the pairwise angle adjusting plate (11) in a penetrating way.
7. The electrical tower insulator access frame of claim 6, wherein: the positioning shaft (9) is a detachable screw nut.
8. The electrical tower insulator access frame of claim 1, further comprising: the two vertical rods of the front blocking frame (6) are arranged at intervals, a plurality of cross rods (21) are arranged between the two vertical rods of the front blocking frame (6), the upper middle parts and the lower middle parts of the cross rods (21) are respectively provided with a suspender fixing clamp (7), the lower parts of the suspenders (3) are penetrated in the suspender fixing clamps (7), the outer ends of the locking screws (4) are connected with screw holes (20) of the suspender fixing clamps (7), the middle parts of the locking screws (4) are penetrated in holes formed in the suspenders (3), and the inner ends of the locking screws (4) are penetrated in holes formed in the cross rods (21); the upper ends of the two vertical rods of the front blocking frame (6) are respectively provided with a rope hole (19) connected with one end of the safety rope (5), and the other end of the safety rope (5) is bound at the lower parts of the two vertical rods of the ladder stand (2).
9. The electrical tower insulator access frame of claim 1, further comprising: a plurality of transverse foot rest rods (40) are arranged between the two vertical rods of the ladder stand at intervals, and elastic bands (41) for placing the hanging rods (3) are arranged in the middle of the transverse foot rest rods (40).
CN202111566130.8A 2021-12-21 2021-12-21 Insulator overhauling frame of electric power tower Active CN114221260B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202111566130.8A CN114221260B (en) 2021-12-21 2021-12-21 Insulator overhauling frame of electric power tower

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202111566130.8A CN114221260B (en) 2021-12-21 2021-12-21 Insulator overhauling frame of electric power tower

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Publication Number Publication Date
CN114221260A true CN114221260A (en) 2022-03-22
CN114221260B CN114221260B (en) 2023-07-21

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CN202111566130.8A Active CN114221260B (en) 2021-12-21 2021-12-21 Insulator overhauling frame of electric power tower

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114825169A (en) * 2022-04-29 2022-07-29 国网河南省电力公司汝阳县供电公司 High-voltage cable walking device for conveying spacer

Citations (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20060040158A (en) * 2004-11-04 2006-05-10 조미동 A ladder for high place work
JP2008182795A (en) * 2007-01-23 2008-08-07 Chugoku Electric Power Co Inc:The Auxiliary arm for overhead wire ladder and overhead wire ladder
JP2010065433A (en) * 2008-09-10 2010-03-25 Chugoku Electric Power Co Inc:The Scaffold for power transmission steel tower
KR200456006Y1 (en) * 2011-05-06 2011-10-07 맹수영 A prefabricated gantry crane which is possessed of a girder support portion
CN104836156A (en) * 2015-05-14 2015-08-12 国网辽宁省电力有限公司丹东供电公司 Synthetic insulator simple ladder
CN206364446U (en) * 2016-12-23 2017-07-28 国网浙江省电力公司台州供电公司 Scalable linear insulator cat ladder
CN107829672A (en) * 2017-11-05 2018-03-23 方松科 A kind of cat ladder that upper end locking is controlled by bottom
CN109193467A (en) * 2018-11-06 2019-01-11 国网四川省电力公司资阳供电公司 Power transmission lines overhauling ladder
CN211419425U (en) * 2019-12-05 2020-09-04 广东电网有限责任公司 Work tool conveying device for hanging ground wire on rod
CN112196457A (en) * 2020-10-15 2021-01-08 蒋海燕 Application of inspection well operation telescopic ladder stand
CN112227935A (en) * 2020-10-15 2021-01-15 蒋海燕 Single inspection shaft operation safety device with cat ladder
CN113575172A (en) * 2021-08-05 2021-11-02 国网河南省电力公司伊川县供电公司 Dolly is pruned to peripheral branch of power line

Patent Citations (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20060040158A (en) * 2004-11-04 2006-05-10 조미동 A ladder for high place work
JP2008182795A (en) * 2007-01-23 2008-08-07 Chugoku Electric Power Co Inc:The Auxiliary arm for overhead wire ladder and overhead wire ladder
JP2010065433A (en) * 2008-09-10 2010-03-25 Chugoku Electric Power Co Inc:The Scaffold for power transmission steel tower
KR200456006Y1 (en) * 2011-05-06 2011-10-07 맹수영 A prefabricated gantry crane which is possessed of a girder support portion
CN104836156A (en) * 2015-05-14 2015-08-12 国网辽宁省电力有限公司丹东供电公司 Synthetic insulator simple ladder
CN206364446U (en) * 2016-12-23 2017-07-28 国网浙江省电力公司台州供电公司 Scalable linear insulator cat ladder
CN107829672A (en) * 2017-11-05 2018-03-23 方松科 A kind of cat ladder that upper end locking is controlled by bottom
CN109193467A (en) * 2018-11-06 2019-01-11 国网四川省电力公司资阳供电公司 Power transmission lines overhauling ladder
CN211419425U (en) * 2019-12-05 2020-09-04 广东电网有限责任公司 Work tool conveying device for hanging ground wire on rod
CN112196457A (en) * 2020-10-15 2021-01-08 蒋海燕 Application of inspection well operation telescopic ladder stand
CN112227935A (en) * 2020-10-15 2021-01-15 蒋海燕 Single inspection shaft operation safety device with cat ladder
CN113575172A (en) * 2021-08-05 2021-11-02 国网河南省电力公司伊川县供电公司 Dolly is pruned to peripheral branch of power line

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114825169A (en) * 2022-04-29 2022-07-29 国网河南省电力公司汝阳县供电公司 High-voltage cable walking device for conveying spacer
CN114825169B (en) * 2022-04-29 2023-07-14 国网河南省电力公司汝阳县供电公司 High-voltage cable running gear that conductor spacer transported

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