CN115714332A - Auxiliary device for replacing W pin of insulator string - Google Patents
Auxiliary device for replacing W pin of insulator string Download PDFInfo
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- CN115714332A CN115714332A CN202211448051.1A CN202211448051A CN115714332A CN 115714332 A CN115714332 A CN 115714332A CN 202211448051 A CN202211448051 A CN 202211448051A CN 115714332 A CN115714332 A CN 115714332A
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- 239000012212 insulator Substances 0.000 title claims abstract description 45
- 230000001681 protective effect Effects 0.000 claims abstract description 22
- 230000000670 limiting effect Effects 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 239000012211 strain insulator Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
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Abstract
The invention discloses an insulator chain W pin replacement auxiliary device, which comprises an outer protective cylinder; an outer protective cylinder: the auxiliary device for replacing the W pin of the insulator string can remotely realize pin taking work of the W pin, an operator can select intermediate potential operation or ground potential operation according to specific conditions, the safety of the pin taking work is ensured, indirect live working can be carried out, the pin taking efficiency is improved, the auxiliary device is convenient to use, and the application range is wide.
Description
Technical Field
The invention relates to the technical field of electric power tools, in particular to an auxiliary device for replacing a W pin of an insulator string.
Background
An insulator string refers to an assembly of two or more insulator elements combined together to flexibly suspend a conductor. The insulator string is provided with a protection device required for fixing and running, and is used for suspending a lead and insulating the lead from a tower and the ground. The insulator string used in the transmission line has different assembly types due to different tower structures, insulator structure types, sizes of the wires, the number of sub-wires of each phase and voltage grades. But can be classified into two broad categories, namely, a suspension insulator string and a strain insulator string. Insulator string part is in the same place through W pin junction, for guaranteeing circuit normal operating, the maintenance change operation of W round pin is gone on with electricity more, because strain insulator string level sets up, when using current conventional instrument dismouting W round pin, the staff stands and can't operate on the cross arm of shaft tower, must climb to and sell corresponding department with W and handle, not only the construction is very difficult, and all have very big influence to constructor's personal safety and work efficiency, for this reason, we propose insulator string W round pin and change auxiliary device.
Disclosure of Invention
The technical problem to be solved by the invention is to overcome the existing defects, provide an insulator chain W pin replacement auxiliary device, realize the pin removal work of the W pin remotely, ensure the safety of the pin removal work by selecting the intermediate potential work or the ground potential work according to specific conditions, perform indirect live working, improve the pin removal efficiency and effectively solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: the insulator string W pin replacement auxiliary device comprises an outer protective cylinder;
an outer protective sleeve: the automatic pin taking device is characterized in that a lead screw is rotatably connected to the interior of the automatic pin taking device through a bearing, a sliding block is symmetrically in threaded connection with the outer arc surface of the lead screw through a bearing, a guide groove is formed in the outer arc surface of an outer protective cylinder, rotating seats are arranged on the outer arc surfaces of the sliding block, the outer surfaces of the rotating seats are in sliding connection with the inner wall surface of the guide groove, a left clamp handle and a right clamp handle are rotatably connected to the interior of each rotating seat through pin shafts respectively, the left ends of the left clamp handle and the right clamp handle are hinged through a rotary table, a connecting cylinder is arranged on the outer arc surface of the outer protective cylinder, a fixing plate is arranged inside the connecting cylinder, a rotating shaft is rotatably connected to the interior of the fixing plate through a bearing II, a bevel gear I is arranged at the upper end of the rotating shaft, a bevel gear II is arranged on the outer arc surface of the lead screw, the bevel gear I is meshed with the bevel gear II, the pin taking work for the W pin can be remotely achieved, an operator can select an intermediate potential work or a ground potential work according to specific situation, the safety of the pin taking work is ensured, indirect live work is improved, the pin taking efficiency, the automatic pin taking device is convenient to use and has a wide application range.
Furthermore, the outer arc surface of the connecting cylinder is connected with an outer sleeve in a sliding mode, the bottom wall of the outer sleeve is connected with a first cylinder in a rotating mode through a third bearing, the first cylinder is connected with a hexagonal prism in a sliding mode, the lower end of the rotating shaft is provided with a connecting block, and the upper end of the hexagonal prism is connected with a hexagonal groove formed in the lower end of the connecting block in a clamped mode to drive the lead screw to operate.
Furthermore, the bottom wall of the first cylinder is provided with a first spring, the upper end of the first spring is fixedly connected with the lower end of the first hexagonal prism, and the outer arc surface of the first spring is in contact with the inner wall surface of the first cylinder, so that the first hexagonal prism can be kept in clamping connection with the connecting block.
Furthermore, a rotating handle is arranged at the lower end of the first cylinder, and the upper end of the rotating handle is connected with the lower end of the outer sleeve in a sliding mode, so that the first cylinder can be conveniently rotated.
Furthermore, the outer arc surface of the rotating handle is uniformly provided with anti-skid protrusions, so that the device is convenient to use.
Furthermore, the outer arc surface symmetry of outer sleeve is provided with the locating plate, and the draw-in groove has all been seted up to the inside of locating plate, and the outer arc surface downside of connecting cylinder is provided with cylinder two, and the inside sliding connection of cylinder two has the traveller, and the one end that the outer sleeve center was kept away from to the traveller is provided with the cardboard, and the cardboard is installed with the draw-in groove cooperation, can fix the connecting cylinder.
Furthermore, a second spring is arranged on the wall surface of the second cylinder, which is close to the center of the outer sleeve, and one end, which is far away from the center of the outer sleeve, of the second spring is fixedly connected with one end, which is close to the center of the outer sleeve, of the clamping plate, so that the clamping plate can be clamped with the clamping groove.
Furthermore, the outer arc surface of the second spring is in contact with the inner wall surface of the second cylinder, so that the second spring can work normally.
Furthermore, an insulating protective sleeve is arranged on the lower side of the outer arc surface of the outer sleeve, and safety protection can be performed on an operator.
Compared with the prior art, the invention has the beneficial effects that: this insulator chain W round pin changes auxiliary device has following benefit:
1. when the W pin on the insulator string needs to be replaced, the handheld outer sleeve is used, the insulating protective sleeve is made of PVC materials, safety protection can be conducted on an operator, the left ends of the left forceps handle and the right forceps handle are close to the W pin on the insulator string, the W pin is located between the left ends of the left forceps handle and the right forceps handle, the first cylinder and the hexagonal prism are driven to rotate through the rotating handle, the rotating shaft and the first bevel gear are driven to rotate through the hexagonal prism, the second bevel gear and the lead screw can be driven to rotate, threads at the left end and the right end of the lead screw are opposite in rotating direction under the limiting effect of the guide groove, the lead screw can drive the two rotating seats to be close to each other, the left ends of the left forceps handle and the right forceps handle are driven to be close to each other, the W pin on the insulator string is clamped tightly, the W pin on the insulator string can be taken out through pulling the device backwards, pin taking-out work of the W pin can be achieved remotely, and the operator can replace the W pin conveniently.
2. When insulator string in the face of different situation, at first with the cardboard towards the outside pulling of outer sleeve, make the cardboard break away from the draw-in groove, it is tensile to drive spring two, the extension length of adjustment connecting cylinder, confirm length back, loosen the cardboard, under the spring action of spring two, the cardboard keeps the joint with one of them draw-in groove again, can fix the connecting cylinder, can adjust the whole height of this device according to particular case, make operating personnel can select middle electric potential operation or ground potential operation according to particular case, the security of getting round pin work has been ensured, can carry out indirect live working, the efficiency of getting round pin on the insulator string has been improved, high durability and convenient use, and the range of application is wider.
3. When the connecting cylinder stretches out, the compressive force that the spring received reduces, and the spring extends and drives hexagonal prism and shifts up, makes hexagonal prism's upper end keep the hexagonal groove joint of seting up with the connecting block lower extreme to when making the connecting cylinder stretch out arbitrary length, the handle is rotated and can both drive the lead screw operation through hexagonal prism and connecting block, thereby gets round pin work, easy operation to the W round pin on the insulator chain.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a right-view structural diagram of the present invention;
FIG. 3 is an enlarged schematic view of the structure at the position A of the present invention;
FIG. 4 is a schematic view of the internal cross-section of the present invention;
FIG. 5 is an enlarged view of the structure of the present invention at B;
FIG. 6 is an enlarged view of the structure of the present invention at C;
fig. 7 is a schematic view showing the internal cross-sectional structure of the cylinder of the present invention.
In the figure: the anti-skid pliers comprise an outer protective sleeve 1, a screw rod 2, a sliding block 3, a guide groove 4, a rotating seat 5, a left pliers handle 6, a right pliers handle 7, a rotating disc 8, a connecting sleeve 9, a fixing plate 10, a rotating shaft 11, a bevel gear I12, a bevel gear II 13, an outer sleeve 14, a cylindrical I15, a hexagonal prism 16, a connecting block 17, a spring I18, a rotating handle 19, a positioning plate 20, a clamping groove 21, a cylindrical II 22, a sliding column 23, a clamping plate 24, a spring II 25, an insulating protective sleeve 26 and an anti-skid protrusion 27.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-7, the present embodiment provides a technical solution: the auxiliary device for replacing the W pin of the insulator string comprises an outer protective cylinder 1;
outer protective barrel 1: the interior of the screw rod 2 is rotationally connected with a screw rod 2 through a bearing, the outer arc surface of the screw rod 2 is symmetrically in threaded connection with a slide block 3, the outer arc surface of an outer protective cylinder 1 is provided with a guide groove 4, the outer arc surface of the slide block 3 is provided with a rotating seat 5, the outer surface of the rotating seat 5 is in sliding connection with the inner wall surface of the guide groove 4, the interior of the rotating seat 5 is respectively rotationally connected with a left clamp handle 6 and a right clamp handle 7 through a pin shaft, the left ends of the left clamp handle 6 and the right clamp handle 7 are hinged through a rotating disc 8, the outer arc surface of the outer protective cylinder 1 is provided with a connecting cylinder 9, the interior of the connecting cylinder 9 is provided with a fixing plate 10, the interior of the fixing plate 10 is rotationally connected with a rotating shaft 11 through a bearing II, the upper end of the rotating shaft 11 is provided with a bevel gear I12, the outer arc surface of the screw rod 2 is provided with a bevel gear II 13, the bevel gear I12 is in meshed connection with the bevel gear II 13, when a W pin on an insulator string needs to be replaced, a handheld outer sleeve 14, the insulating protective sleeve 26 is made of PVC material and can carry out safety protection on an operator, the left ends of the left forceps handle 6 and the right forceps handle 7 are close to a W pin on an insulator string, the W pin is positioned between the left ends of the left forceps handle 6 and the right forceps handle 7, the rotating handle 19 drives the cylinder I15 and the hexagonal prism 16 to rotate, the hexagonal prism 16 rotates to drive the rotating shaft 11 and the bevel gear I12 to rotate, the bevel gear II 13 and the lead screw 2 to rotate can be driven, under the limiting action of the guide groove 4, the thread rotating directions of the left end and the right end of the lead screw 2 are opposite, the lead screw 2 rotates to drive the two rotating seats 5 to mutually approach, so that the left ends of the left forceps handle 6 and the right forceps handle 7 are driven to mutually approach, the W pin on the insulator string is clamped, after the W pin is clamped, the device is pulled backwards, the W pin on the insulator string can be taken out, and the pin taking work of the W pin can be remotely realized, the W pin can be conveniently replaced by an operator;
wherein: an outer arc surface of the connecting cylinder 9 is connected with an outer sleeve 14 in a sliding mode, the bottom wall of the outer sleeve 14 is connected with a first cylinder 15 in a rotating mode through a third bearing, a first hexagonal prism 16 is connected inside the first cylinder 15 in a sliding mode, a connecting block 17 is arranged at the lower end of the rotating shaft 11, the upper end of the first hexagonal prism 16 is clamped with a hexagonal groove formed in the lower end of the connecting block 17, a first spring 18 is arranged on the bottom wall of the first cylinder 15, the upper end of the first spring 18 is fixedly connected with the lower end of the first hexagonal prism 16, an outer arc surface of the first spring 18 is in contact with the inner wall surface of the first cylinder 15, a rotating handle 19 is arranged at the lower end of the first cylinder 15, the upper end of the rotating handle 19 is connected with the lower end of the outer sleeve 14 in a sliding mode, anti-slip protrusions 27 are uniformly arranged on the outer arc surface of the rotating handle 19, an insulation protection sleeve 26 is arranged on the lower side of the outer arc surface of the outer sleeve 14, when the connecting cylinder 9 extends out, the connecting cylinder, the first spring 18 is subjected to compression force is reduced, the spring 18 extends out, the first spring to drive the first hexagonal prism 16 to move upwards, the upper end of the hexagonal prism 16, the hexagonal groove is kept clamped with the hexagonal groove formed in a W2, the insulating pin, and the insulating pin 17, and accordingly, when the connecting block 9 extends out, and the connecting block 17, and the screw rod can be conveniently used;
wherein: the outer arc surface of the outer sleeve 14 is symmetrically provided with positioning plates 20, clamping grooves 21 are formed in the positioning plates 20, a second cylinder 22 is arranged on the lower side of the outer arc surface of the connecting cylinder 9, a sliding column 23 is connected to the inside of the second cylinder 22 in a sliding mode, a clamping plate 24 is arranged at one end, far away from the center of the outer sleeve 14, of the sliding column 23, the clamping plate 24 is installed in a matched mode with the clamping grooves 21, a second spring 25 is arranged on the wall surface, close to the center of the outer sleeve 14, of the second cylinder 22, one end, far away from the center of the outer sleeve 14, of the second spring 25 is fixedly connected with one end, close to the center of the outer sleeve 14, of the clamping plate 24, the outer arc surface of the second spring 25 is in contact with the inner wall surface of the second cylinder 22, when the insulator string faces different conditions, the clamping plate 24 is pulled towards the outside of the outer sleeve 14, the clamping plate 24 is separated from the clamping grooves 21, the second spring 25 is driven to be stretched, the extending length of the connecting cylinder 9 is adjusted, the clamping plate 24 is loosened after the length is determined, the elastic force of the second spring 25 is used, the clamping plate 24 is clamped with the clamping groove 21 again, the connecting cylinder 9, the whole height of the device can be adjusted according to enable an operator to select a middle potential or an operation to be conveniently take a pin, and an indirect earth potential operation range is ensured, and the pin is wider application range of the pin is convenient to be used.
The working principle of the auxiliary device for replacing the W pin of the insulator string provided by the invention is as follows: when the W pin on the insulator string needs to be replaced, the hand-held outer sleeve 14 is used, the insulating protective sleeve 26 is made of PVC materials, safety protection can be conducted on an operator, the left ends of the left forceps handle 6 and the right forceps handle 7 are close to the W pin on the insulator string, the W pin is located between the left ends of the left forceps handle 6 and the right forceps handle 7, the cylinder 15 and the hexagonal prism 16 are driven to rotate through the rotating handle 19, the rotating shaft 11 and the bevel gear 12 are driven to rotate through the hexagonal prism 16, the bevel gear 2 and the lead screw 2 can be driven to rotate, under the limiting action of the guide groove 4, the thread rotating directions of the left end and the right end of the lead screw 2 are opposite, the lead screw 2 can drive the two rotating seats 5 to mutually approach, the left ends of the left forceps handle 6 and the right forceps handle 7 are driven to mutually approach, the W pin on the insulator string is clamped, after the W pin is clamped, the device is pulled backwards, the W pin on the insulator string can be taken out, the W pin taking work can be realized remotely, an operator can conveniently replace the W pin, when the insulator string faces different conditions, the clamping plate 24 is firstly pulled towards the outside of the outer sleeve 14, the clamping plate 24 is separated from the clamping groove 21, the spring II 25 is driven to be stretched, the extending length of the connecting cylinder 9 is adjusted, after the length is determined, the clamping plate 24 is loosened, the clamping plate 24 is clamped with one clamping groove 21 again under the elastic action of the spring II 25, the connecting cylinder 9 can be fixed, the compression force borne by the spring I18 is reduced when the connecting cylinder 9 extends out, the spring I18 extends to drive the hexagonal prism 16 to move upwards, the upper end of the hexagonal prism 16 is clamped with the hexagonal groove arranged at the lower end of the connecting block 17, and therefore when the connecting cylinder 9 extends out to any length, the rotary handle 19 can drive the screw rod 2 to operate through the hexagonal prism 16 and the connecting block 17, therefore, the W pin on the insulator string can be taken and pinned, the overall height of the device can be adjusted according to specific conditions, an operator can select intermediate potential operation or ground potential operation according to specific conditions, the safety of the pin taking operation is ensured, indirect live working can be carried out, the pin taking efficiency is improved, the use is convenient, and the application range is wide.
The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by using the contents of the present specification and the accompanying drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (9)
1. Insulator chain W round pin changes auxiliary device, its characterized in that: comprises an outer protective cylinder (1);
outer protective barrel (1): the inner part of the outer protective cylinder is rotatably connected with a screw rod (2) through a first bearing, the outer arc surface of the screw rod (2) is symmetrically in threaded connection with a sliding block (3), a guide groove (4) is formed in the outer arc surface of the outer protective cylinder (1), the outer arc surface of the sliding block (3) is provided with a rotating seat (5), the outer surface of the rotating seat (5) is in sliding connection with the inner wall surface of the guide groove (4), the inner part of the rotating seat (5) is rotatably connected with a left forceps handle (6) and a right forceps handle (7) through pin shafts respectively, the left ends of the left forceps handle (6) and the right forceps handle (7) are hinged through a rotating disc (8), the outer arc surface of the outer protective cylinder (1) is provided with a connecting cylinder (9), a fixing plate (10) is arranged inside the connecting cylinder (9), the inner part of the fixing plate (10) is rotatably connected with a rotating shaft (11) through a second bearing, the upper end of the rotating shaft (11) is provided with a first bevel gear (12), the outer arc surface of the screw rod (2) is provided with a second bevel gear (13), and the first bevel gear (12) is meshed with the second bevel gear (13).
2. The insulator string W-pin replacement assistance device of claim 1, wherein: the outer arc surface of the connecting cylinder (9) is connected with an outer sleeve (14) in a sliding mode, the bottom wall of the outer sleeve (14) is connected with a cylinder I (15) in a rotating mode through a bearing III, the inside of the cylinder I (15) is connected with a hexagonal prism (16) in a sliding mode, a connecting block (17) is arranged at the lower end of the rotating shaft (11), and the upper end of the hexagonal prism (16) is connected with a hexagonal groove formed in the lower end of the connecting block (17) in a clamping mode.
3. The insulator string W-pin replacement assistance device of claim 2, wherein: the bottom wall of the first cylinder (15) is provided with a first spring (18), the upper end of the first spring (18) is fixedly connected with the lower end of the hexagonal prism (16), and the outer arc surface of the first spring (18) is in contact with the inner wall surface of the first cylinder (15).
4. The insulator string W-pin replacement assistance device of claim 2, wherein: the lower end of the first cylinder (15) is provided with a rotating handle (19), and the upper end of the rotating handle (19) is connected with the lower end of the outer sleeve (14) in a sliding mode.
5. The insulator string W-pin replacement assistance device of claim 4, wherein: the outer arc surface of the rotating handle (19) is uniformly provided with anti-skid protrusions (27).
6. The insulator string W-pin replacement assistance device of claim 2, wherein: the outer arc surface of the outer sleeve (14) is symmetrically provided with positioning plates (20), clamping grooves (21) are formed in the positioning plates (20), a cylinder II (22) is arranged on the lower side of the outer arc surface of the connecting cylinder (9), sliding columns (23) are connected to the inner portions of the cylinder II (22) in a sliding mode, clamping plates (24) are arranged at one ends, far away from the center of the outer sleeve (14), of the sliding columns (23), and the clamping plates (24) are installed in a matched mode with the clamping grooves (21).
7. The insulator string W-pin replacement assistance device of claim 6, wherein: a second spring (25) is arranged on the wall surface of the second cylinder (22) close to the center of the outer sleeve (14), and one end, far away from the center of the outer sleeve (14), of the second spring (25) is fixedly connected with one end, close to the center of the outer sleeve (14), of the clamping plate (24).
8. The insulator string W-pin replacement assist device of claim 6, wherein: the outer arc surface of the second spring (25) is in contact with the inner wall surface of the second cylinder (22).
9. The insulator string W-pin replacement assistance device of claim 2, wherein: and an insulating protective sleeve (26) is arranged on the lower side of the outer arc surface of the outer sleeve (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211448051.1A CN115714332A (en) | 2022-11-18 | 2022-11-18 | Auxiliary device for replacing W pin of insulator string |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211448051.1A CN115714332A (en) | 2022-11-18 | 2022-11-18 | Auxiliary device for replacing W pin of insulator string |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115714332A true CN115714332A (en) | 2023-02-24 |
Family
ID=85233760
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211448051.1A Withdrawn CN115714332A (en) | 2022-11-18 | 2022-11-18 | Auxiliary device for replacing W pin of insulator string |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115714332A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116780403A (en) * | 2023-08-24 | 2023-09-19 | 国网湖北省电力有限公司超高压公司 | Insulating rod with electric replacement grounding electrode insulator |
-
2022
- 2022-11-18 CN CN202211448051.1A patent/CN115714332A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116780403A (en) * | 2023-08-24 | 2023-09-19 | 国网湖北省电力有限公司超高压公司 | Insulating rod with electric replacement grounding electrode insulator |
| CN116780403B (en) * | 2023-08-24 | 2023-11-03 | 国网湖北省电力有限公司超高压公司 | Insulating rod with electric replacement grounding electrode insulator |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20230224 |
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| WW01 | Invention patent application withdrawn after publication |