CN215600911U

CN215600911U - A advance potential seat ladder for special high voltage transmission line

Info

Publication number: CN215600911U
Application number: CN202120655554.0U
Authority: CN
Inventors: 徐旺; 王国安; 黄琪; 范杨
Original assignee: State Grid Corp of China SGCC; Maintenance Branch of State Grid Hubei Electric Power Co Ltd
Current assignee: State Grid Corp of China SGCC; Maintenance Branch of State Grid Hubei Electric Power Co Ltd
Priority date: 2021-03-31
Filing date: 2021-03-31
Publication date: 2022-01-21
Anticipated expiration: 2031-03-31

Abstract

The utility model discloses a potential seat ladder for an ultra-high voltage transmission line, which comprises a potential seat ladder, two square inserting grooves, two square inserting blocks and two extending ladders, wherein the two square inserting grooves are respectively arranged on the front side and the rear side of the potential seat ladder. The utility model discloses a, through setting up the potential seat ladder, square inserting groove, square inserting block, extend the ladder, advancing mechanism, the thread groove, the threaded rod, twist grip, annular stopper, annular spacing groove, first supporting block, the cooperation groove, the locating hole, the cooperation piece, circular recess, latch mechanism, circular dog, circular locating piece, the extrusion spring, the second supporting block, the spout, the slider, the cooperation of reference column and circular mating holes is used, the problem that current service length can not adjust corresponding service length according to the service length of difference has been solved, this a potential seat ladder advances for special high tension transmission line, possess and adjust effectual advantage. The method is suitable for the power transmission line.

Description

A advance potential seat ladder for special high voltage transmission line

Technical Field

The utility model belongs to the technical field of high-voltage electricity, and particularly relates to a potential-entering seat ladder for an extra-high voltage transmission line.

Background

High tension transmission line advances potential seat ladder, in order to satisfy market demand, generally all until how better insulating and how more person of facilitating the use optimize in these respects, often neglected whether the square that can be fine adjusts use length according to the length of difference, high tension transmission line advances potential seat ladder has, insulating effect is better and more person of facilitating the use uses these useful parts, but have certain restriction, when normal use, often different interval between the high tension transmission line is all inequality, present ladder all is the concatenation and forms, carry weight big to the constructor, cause the problem that the distance is not enough or apart from the overlength simultaneously very easily, the problem that prior art exists is: the respective use length cannot be adjusted according to the different use lengths.

SUMMERY OF THE UTILITY MODEL

Aiming at the problems in the prior art, the utility model provides a potential inlet seat ladder for an ultra-high voltage transmission line, which has the advantage of good adjusting effect and solves the problem that the corresponding use length cannot be adjusted according to different use lengths in the prior art.

The utility model is realized in such a way that an inlet potential seat ladder for an extra-high voltage transmission line comprises a potential seat ladder, two square inserting grooves, two square inserting blocks and two extension ladders, wherein the two square inserting grooves are respectively arranged at the front side and the rear side of the potential seat ladder, the opposite ends of the two square inserting blocks are respectively inserted into the square inserting grooves, the right sides of the two extension ladders are respectively fixedly connected with the left sides of the square inserting blocks, the insides of the two square inserting blocks are respectively provided with a propulsion mechanism, the front side and the rear side of the bottom of the potential seat ladder are respectively and fixedly provided with a first supporting block, the left sides of the two first supporting blocks are respectively provided with a matching groove, the tops of the inner walls of the two matching grooves are respectively provided with a positioning hole, the insides of the two matching grooves are respectively inserted with a matching block, the tops of the two matching blocks are respectively provided with a circular groove, and the insides of the two circular grooves are respectively and fixedly provided with a clamping mechanism, the left sides of the two matching blocks are fixedly provided with second supporting blocks, and the tops of the two second supporting blocks are fixedly connected with the front side and the rear side of the bottom of the extension ladder.

Preferably, the front propelling mechanism comprises a thread groove, the thread groove is formed in the right side of the square insertion block, a threaded rod is connected to the inner thread of the thread groove, the right side of the threaded rod penetrates through the square insertion groove and extends to the right side of the potential seat ladder, a rotating handle is fixedly mounted on the right side of the threaded rod, an annular limiting block is fixedly mounted on the outer surface of the threaded rod, an annular limiting groove is formed in the potential seat ladder, and one end, far away from the threaded rod, of the annular limiting block is rotatably connected with the inner portion of the annular limiting groove.

Preferably, the clamping mechanism on the front side comprises a circular stop block, the outer surface of the circular stop block is connected with the inner wall of the circular groove in a sliding mode, a circular positioning block is fixedly mounted at the top of the circular stop block, the top of the circular positioning block is matched with the inside of the positioning hole, extrusion blocks are fixedly mounted on the left side and the right side of the bottom of the circular stop block, extrusion springs are fixedly mounted at the bottoms of the two extrusion blocks, and the bottoms of the two extrusion springs are fixedly connected with the inner bottom wall of the circular groove.

Preferably, the top and the bottom of the square insertion block are both provided with sliding grooves, the top and the bottom of the inner wall of the square insertion groove are both fixedly provided with sliding blocks, and opposite ends of the two sliding blocks are in sliding connection with the inner parts of the sliding grooves.

Preferably, the left side and the right side of the inner part of the circular stop block are both connected with positioning columns in a sliding mode, and the bottoms of the two positioning columns are fixedly connected with the inner wall of the circular groove.

Preferably, the number of the positioning holes is multiple, and the positioning holes are uniformly distributed on the top of the first supporting block.

Preferably, the left side and the right side of the bottom of the circular stop block are both provided with circular matching holes, and the insides of the two circular matching holes are both in sliding connection with the outer surface of the positioning column.

Preferably, the protective pad is fixedly arranged on the outer surface of the rotating handle and is plastic.

Compared with the prior art, the utility model has the following beneficial effects:

1. the utility model solves the problem that the corresponding service length cannot be adjusted according to different service lengths in the prior art by arranging the potential seat ladder, the square inserting groove, the square inserting block, the extending ladder, the propelling mechanism, the thread groove, the threaded rod, the rotating handle, the annular limiting block, the annular limiting groove, the first supporting block, the matching groove, the positioning hole, the matching block, the circular groove, the clamping mechanism, the circular stop block, the circular positioning block, the extruding spring, the second supporting block, the sliding groove, the sliding block, the positioning column and the circular matching hole in a matching way.

2. According to the utility model, the power source of the whole propelling mechanism is realized by manually rotating the rotating handle, and as the force can be transmitted, the rotating handle is rotated and simultaneously drives the threaded rod to rotate, so that the square insertion block can be pushed to move through the threaded groove, and the extension ladder can be pushed to move.

3. The power source of the whole clamping mechanism is realized through the stress of the circular positioning block, the force can be transmitted, the circular positioning block pushes the extrusion block to move through the circular stop block while being stressed, so that a deformation force can be given to the extrusion spring, the circular positioning block is extruded into the circular groove, when the circular positioning block moves to a proper position, the force is mutually applied due to the stress, the extrusion spring also gives the circular positioning block a same reaction force, and the circular positioning block and the positioning hole can be matched for use, so that the supporting effect is better.

4. The sliding grooves are arranged, so that the sliding blocks fixedly arranged at the top and the bottom of the inner wall of the square insertion groove can be in sliding connection, the position of the square insertion block can be well limited, and the movement track of the square insertion block can be more stable.

5. According to the utility model, the positioning columns are arranged, so that the movement effect of the circular stop block is better.

6. According to the utility model, the positioning holes are multiple in number, so that the positioning with different lengths can be realized, and the supporting effect is better.

7. According to the utility model, the circular matching hole is arranged, and the inner wall of the circular matching hole is in sliding connection with the outer surface of the positioning column, so that the sliding effect of the positioning column is better, and the positioning effect is also better.

8. According to the utility model, the protective pad is arranged, so that the hand comfort of a user can be improved, and meanwhile, the anti-skidding function can be achieved, and the adjusting effect is better.

Drawings

FIG. 1 is a schematic diagram of a structure provided by an embodiment of the present invention;

FIG. 2 is an open schematic provided by an embodiment of the present invention;

FIG. 3 is a detailed view of a propulsion mechanism provided by an embodiment of the present invention;

FIG. 4 is a detailed view of a clamping mechanism provided in accordance with an embodiment of the present invention;

FIG. 5 is a schematic view of the mating block and the mating groove provided in the embodiment of the present invention;

fig. 6 is an enlarged view of a portion a in fig. 2 according to an embodiment of the present invention.

In the figure: 1. a potential seat ladder; 2. a square insertion groove; 3. a square plug-in block; 4. an extension ladder; 5. a propulsion mechanism; 501. a thread groove; 502. a threaded rod; 503. rotating the handle; 504. an annular stop block; 505. an annular limiting groove; 6. a first support block; 7. a mating groove; 8. positioning holes; 9. a matching block; 10. a circular groove; 11. a clamping mechanism; 1101. a circular stopper; 1102. a circular positioning block; 1103. extruding the block; 1104. a compression spring; 12. a second support block; 13. a chute; 14. a slider; 15. A positioning column; 16. a circular mating hole.

Detailed Description

In order to further understand the contents, features and effects of the present invention, the following embodiments are illustrated and described in detail with reference to the accompanying drawings.

The structure of the present invention will be described in detail below with reference to the accompanying drawings.

As shown in fig. 1 to 6, an advance potential seat ladder for an extra-high voltage transmission line provided by an embodiment of the utility model comprises a potential seat ladder 1, two square insertion grooves 2, two square insertion blocks 3 and two extension ladders 4, wherein the two square insertion grooves 2 are respectively arranged at the front side and the rear side of the potential seat ladder 1, the opposite ends of the two square insertion blocks 3 are respectively inserted into the square insertion grooves 2, the right sides of the two extension ladders 4 are respectively fixedly connected with the left sides of the square insertion blocks 3, the insides of the two square insertion blocks 3 are respectively provided with a propulsion mechanism 5, the front side and the rear side of the bottom of the potential seat ladder 1 are respectively fixedly provided with a first supporting block 6, the left sides of the two first supporting blocks 6 are respectively provided with a matching groove 7, the tops of the inner walls of the two matching grooves 7 are respectively provided with a positioning hole 8, the insides of the two matching grooves 7 are respectively inserted with a matching block 9, and the tops of the two matching blocks 9 are respectively provided with a circular groove 10, the inside of two circular recess 10 all fixed mounting have latch mechanism 11, and the left side of two cooperation pieces 9 all fixed mounting have second supporting shoe 12, the top of two second supporting shoes 12 and the front side and the rear side fixed connection of extension ladder 4 bottom.

Referring to fig. 3, front side advancing mechanism 5 includes thread groove 501, thread groove 501 is seted up on the right side of square plug-in block 3, the internal thread of thread groove 501 is connected with threaded rod 502, square plug-in groove 2 is run through and extends to the right side of potential seat ladder 1 in the right side of threaded rod 502, the right side fixed mounting of threaded rod 502 has twist grip 503, the fixed surface of threaded rod 502 installs annular stopper 504, annular spacing groove 505 has been seted up to the inside of potential seat ladder 1, the one end that threaded rod 502 was kept away from to annular stopper 504 is connected with the internal rotation of annular stopper groove 505.

Adopt above-mentioned scheme: the power source of the whole propelling mechanism 5 is realized by rotating the rotating handle 503 through manpower, force can be transmitted, the threaded rod 502 is driven to rotate while the rotating handle 503 is rotated, so that the square inserting block 3 can be pushed to move through the threaded groove 501, the extension ladder 4 can be pushed to move, meanwhile, the threaded rod 502 can only rotate but cannot move through the annular limiting block 504 in the annular limiting groove 505, and the adjusting effect is better.

Referring to fig. 4, the front clamping mechanism 11 includes a circular stopper 1101, an outer surface of the circular stopper 1101 is slidably connected with an inner wall of the circular groove 10, a circular positioning block 1102 is fixedly mounted at a top of the circular stopper 1101, a top of the circular positioning block 1102 is matched with an inner portion of the positioning hole 8, squeezing blocks 1103 are fixedly mounted at left and right sides of a bottom of the circular stopper 1101, squeezing springs 1104 are fixedly mounted at bottoms of the two squeezing blocks 1103, and bottoms of the two squeezing springs 1104 are fixedly connected with an inner bottom wall of the circular groove 10.

Adopt above-mentioned scheme: realize the power supply of whole clamping mechanism 11 through circular locating piece 1102 atress, because of power can transmit, promote extrusion piece 1103 motion through circular dog 1101 in circular locating piece 1102 atress, just so can realize giving the power of a deformation of extrusion spring 1104, thereby crowd circular locating piece 1102 into circular recess 10's inside, when moving suitable position, because of the power effect is mutual, extrusion spring 1104 also gives circular locating piece 1102 a same reaction force, just so can realize circular locating piece 1102 and locating hole 8's cooperation and use, thereby make the effect of support better.

Referring to fig. 3, sliding grooves 13 are formed in the top and the bottom of the square insertion block 3, sliding blocks 14 are fixedly mounted on the top and the bottom of the inner wall of the square insertion groove 2, and opposite ends of the two sliding blocks 14 are slidably connected with the inside of the sliding grooves 13.

Adopt above-mentioned scheme: through setting up spout 13, just so can realize with square inserting groove 2 inner wall top and bottom fixed mounting's slider 14 sliding connection, the position of the square grafting piece 3 of restriction that not only can be fine like this also enables square grafting piece 3's movement track more stable simultaneously.

Referring to fig. 4, positioning pillars 15 are slidably connected to left and right sides inside the circular stopper 1101, and bottoms of the two positioning pillars 15 are fixedly connected to an inner wall of the circular groove 10.

Adopt above-mentioned scheme: by arranging the positioning column 15, the movement effect of the circular stopper 1101 can be better.

Referring to fig. 2 and 5, the number of the positioning holes 8 is multiple, and the positioning holes are uniformly distributed on the top of the first supporting block 6.

Adopt above-mentioned scheme: the number of the positioning holes 8 is multiple, so that positioning with different lengths can be realized, and the supporting effect is better.

Referring to fig. 4, circular fitting holes 16 are formed in the left side and the right side of the bottom of the circular stopper 1101, and the insides of the two circular fitting holes 16 are slidably connected with the outer surface of the positioning column 15.

Adopt above-mentioned scheme: through setting up circular mating holes 16, and the surface sliding connection of inner wall and reference column 15, just so can make reference column 15's slip effect better, make the effect of location also better simultaneously.

Referring to fig. 1 and 2, a protective pad is fixedly mounted on an outer surface of the rotating handle 503, and the protective pad is a plastic protective pad.

Adopt above-mentioned scheme: through setting up the protection pad, not only can improve user's hand comfort level like this, also can play the antiskid effect simultaneously, make the effect of adjusting better.

The working principle of the utility model is as follows:

when the clamping mechanism is used, firstly, the power source of the whole pushing mechanism 5 is realized by manually rotating the rotating handle 503, because the force can be transmitted, the threaded rod 502 is driven to rotate while the rotating handle 503 is rotated, so that the square insertion block 3 can be pushed to move through the threaded groove 501, the extension ladder 4 can be pushed to move, meanwhile, the annular limiting block 504 rotates in the annular limiting groove 505, so that the threaded rod 502 can only rotate by itself but can not move, and meanwhile, by arranging the sliding groove 13, the sliding connection with the sliding block 14 fixedly arranged at the top and the bottom of the inner wall of the square insertion groove 2 can be realized, so that the position of the square insertion block 3 can be well limited, meanwhile, the motion track of the square insertion block 3 can be more stable, the adjusting effect is better, secondly, the power source of the whole clamping mechanism 11 is realized by the stress of the circular positioning block 1102, because of power can transmit, promote extrusion block 1103 through circular dog 1101 and move when circular locating piece 1102 atress, just so can realize giving the power of a deformation of extrusion spring 1104, thereby squeeze into circular recess 10 with circular locating piece 1102 inside, when waiting to move suitable position, the effect of because of the power is mutual, extrusion spring 1104 also gives circular locating piece 1102 a same reaction force, just so can realize the cooperation use of circular locating piece 1102 and locating hole 8, thereby make the effect of supporting better, at last through setting up the protection pad, so not only can improve user's hand comfort level, also can play anti-skidding effect simultaneously, make the effect of adjusting better.

In summary, the following steps: this advance potential seat ladder for extra-high voltage transmission line, through setting up potential seat ladder 1, square inserting groove 2, square grafting piece 3, extension ladder 4, advancing mechanism 5, thread groove 501, threaded rod 502, twist grip 503, annular stopper 504, annular stopper 505, first supporting block 6, cooperation groove 7, locating hole 8, cooperation piece 9, circular recess 10, latch mechanism 11, circular dog 1101, circular locating piece 1102, extrusion piece 1103, extrusion spring 1104, second supporting block 12, spout 13, slider 14, the cooperation of reference column 15 and circular matching hole 16 is used, the problem that current can not adjust corresponding use length according to different use length has been solved.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a advance potential seat ladder for extra-high voltage transmission line, includes potential seat ladder (1), two square inserting groove (2), two square plug-in block (3) and two extension ladders (4), its characterized in that: the two square inserting grooves (2) are respectively arranged at the front side and the rear side of the potential seat ladder (1), the opposite ends of the two square inserting blocks (3) are inserted into the square inserting grooves (2), the right sides of the two extension ladders (4) are fixedly connected with the left sides of the square inserting blocks (3), the insides of the two square inserting blocks (3) are respectively provided with a propulsion mechanism (5), the front side and the rear side of the bottom of the potential seat ladder (1) are respectively and fixedly provided with a first supporting block (6), the left sides of the two first supporting blocks (6) are respectively provided with a matching groove (7), the tops of the inner walls of the two matching grooves (7) are respectively provided with a positioning hole (8), the insides of the two matching grooves (7) are respectively inserted with matching blocks (9), the tops of the two matching blocks (9) are respectively provided with a circular groove (10), and the insides of the two circular grooves (10) are respectively and fixedly provided with a clamping mechanism (11), the left sides of the two matching blocks (9) are fixedly provided with second supporting blocks (12), and the tops of the two second supporting blocks (12) are fixedly connected with the front side and the rear side of the bottom of the extension ladder (4).

2. The potential-entering seat ladder for the extra-high voltage transmission line of claim 1, characterized in that: the front side advancing mechanism (5) are including thread groove (501), the right side of square inserted connection piece (3) is seted up in thread groove (501), the internal thread of thread groove (501) is connected with threaded rod (502), the right side of threaded rod (502) runs through square inserted connection groove (2) and extends to the right side of potential seat ladder (1), the right side fixed mounting of threaded rod (502) has twist grip (503), the fixed surface of threaded rod (502) installs annular stopper (504), annular stopper groove (505) have been seted up to the inside of potential seat ladder (1), the one end that threaded rod (502) were kept away from in annular stopper (504) is connected with the internal rotation of annular stopper groove (505).

3. The potential-entering seat ladder for the extra-high voltage transmission line of claim 1, characterized in that: front side latch mechanism (11) are including circular dog (1101), the surface of circular dog (1101) and the inner wall sliding connection of circular recess (10), the top fixed mounting of circular dog (1101) has circular locating piece (1102), the top of circular locating piece (1102) is used with the inside cooperation of locating hole (8), the equal fixed mounting in the left and right sides of circular dog (1101) bottom has extrusion piece (1103), and the equal fixed mounting in bottom of two extrusion pieces (1103) has extrusion spring (1104), the bottom of two extrusion springs (1104) and the inner diapire fixed connection of circular recess (10).

4. The potential-entering seat ladder for the extra-high voltage transmission line of claim 1, characterized in that: the top and the bottom of square inserting block (3) have all been seted up spout (13), the top and the bottom of square inserting groove (2) inner wall all fixed mounting have slider (14), the looks remote site of two sliders (14) and the inside sliding connection of spout (13).

5. The potential-entering seat ladder for the extra-high voltage transmission line of claim 3, characterized in that: the left side and the right side of the interior of the circular stop block (1101) are respectively connected with positioning columns (15) in a sliding mode, and the bottoms of the two positioning columns (15) are fixedly connected with the inner wall of the circular groove (10).

6. The potential-entering seat ladder for the extra-high voltage transmission line of claim 1, characterized in that: the number of the positioning holes (8) is multiple, and the positioning holes are uniformly distributed on the top of the first supporting block (6).

7. The potential-entering seat ladder for the extra-high voltage transmission line of claim 3, characterized in that: circular mating holes (16) have all been seted up to the left and right sides of circular dog (1101) bottom, the inside of two circular mating holes (16) all with the surface sliding connection of reference column (15).

8. The potential-entering seat ladder for the extra-high voltage transmission line of claim 2, characterized in that: the outer surface of the rotating handle (503) is fixedly provided with a protective pad, and the protective pad is a plastic protective pad.