CN110943400A - 10 kilovolt wire tension string replacement hardware fitting in live line - Google Patents
10 kilovolt wire tension string replacement hardware fitting in live line Download PDFInfo
- Publication number
- CN110943400A CN110943400A CN201911394481.8A CN201911394481A CN110943400A CN 110943400 A CN110943400 A CN 110943400A CN 201911394481 A CN201911394481 A CN 201911394481A CN 110943400 A CN110943400 A CN 110943400A
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- Prior art keywords
- pull rod
- strain insulator
- insulator string
- string
- fixed
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G1/00—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines
- H02G1/02—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines for overhead lines or cables
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- Suspension Of Electric Lines Or Cables (AREA)
Abstract
The invention relates to the technical field of replacing a tension string fitting in a charged manner, and discloses a 10 kV conductor tension string fitting which comprises a box body, wherein a preset guide rail is fixedly arranged in an inner cavity of the box body, a roller is movably arranged in the inner cavity of the box body, and a bending pull rod is movably arranged on the preset guide rail. This change 10 kilovolt wire strain insulator string gold utensil with electricity, through the outer cooperation of metal inlayer and plastics, cut off the powerful electric current that comes from on the electric wire, form a relative insulation space, crooked pull rod has fine rigidity simultaneously, make strain insulator string and branch pole when exerting the pulling force to the electric wire, when can relaxing between the strain insulator string, avoid touching strain insulator string, cause strain insulator string's secondary to damage, and for demolising old strain insulator string and installing a stable operating space of new strain insulator string, the security performance of device and the work efficiency of change have been improved.
Description
Technical Field
The invention relates to the technical field of replacing a tension string hardware fitting in a charged manner, in particular to a hardware fitting for replacing a 10 kilovolt wire tension string in a charged manner.
Background
Strain insulator string is the most common product of present transmission line stringing, uses together with supporting electric power fitting, reaches the pulling force requirement according to the construction needs with several insulator strings together, and its main effect is for hanging the wire and making wire and shaft tower and ground insulation, because its main material of making is pottery, is damaged easily, in order not to influence the transmission of voltage, so need not use the instrument to change it under the circumstances of outage.
The replacement instrument that uses at present has some not enoughly, and one of them needs multiple instrument cooperation to use just can change strain insulator string when using, and not only troublesome poeration, still difficult carrying leads to work efficiency beneath, and its two, current instrument insulating properties is not enough, and the safety can not obtain comprehensive guarantee during workman's operation, and we provide a live line and change 10 kilovolt wire strain insulator gold utensil for this reason.
Disclosure of Invention
Aiming at the defects of the existing replacement of the tension string hardware fitting, the invention provides a method for replacing a 10 KV conducting wire tension string hardware fitting in a charged manner, which has the advantages of centralized functions, simplicity and convenience in operation, safety and reliability, and solves the problems of more replacement tools, difficulty in carrying, complex operation process, low working efficiency and insufficient insulation performance.
The invention provides the following technical scheme: the utility model provides a change 10 kilovolt wire strain insulator string gold utensil with electricity, includes the box, the inner chamber fixed mounting of box has predetermined guide rail, the inner chamber movable mounting of box has the cylinder, movable mounting has crooked pull rod on the predetermined guide rail, the inner chamber fixed mounting of box has transmission, one side of box and the top fixed mounting that is located transmission's one end have the separation blade, transmission's one end activity has cup jointed the wave device, the positive fixed mounting of box has the folding rod, the face of just going to the bowels fixed mounting of box has the mounting, the fixed electric wire that has cup jointed of one end of crooked pull rod, the fixed branch pole that has cup jointed of one end of branch pole, the fixed bolt that has cup jointed of one end of branch pole, the fixed strain insulator string that has cup jointed on the bolt, branch pole passes through bolt transmission with strain insulator string and is connected, the fixed cover of one end of strain insulator string has connect the bolt, the fixed cover has connect U type link on the bolt, strain insulator string passes through bolt fixed connection with U type link, the fixed cover of one end of mounting has connect wire rope. .
Carefully selecting, the bending pull rod comprises a metal inner layer, the metal inner layer is made of metal materials, a plastic outer layer is fixedly connected to the metal inner layer and made of insulating materials, a straight tooth is arranged at the right part of the long surface of the bending pull rod and is in meshing transmission with a gear, a preset track is arranged in the middle of the front face and the back face of the bending pull rod, the preset track is movably connected with a preset guide rail, and the bottom face of the bending pull rod is movably connected with a roller.
Carefully selecting, transmission includes the fixed axle, the ratchet has all been seted up at the both ends of fixed axle, the ratchet has two and both opposite tooth direction, the middle part of fixed axle has seted up the gear, gear and crooked pull rod meshing transmission.
Carefully, the rocking device includes the rocker, the rocker cup joints with the fixed axle activity, the activity of the top of rocker has cup jointed the movable rod, the fixed cover in the inside that one end of movable rod just is located the rocker has connect the spring, the fixed cover of the other end of movable rod has connected the fixture block, fixture block and ratchet swing joint.
Carefully, the folding rod is fixedly arranged on the box body, the folding rod can be folded, and the two rocking devices are arranged.
And carefully selecting, wherein one end of the bending pull rod is fixedly sleeved with the electric wire and the branch rod respectively, and one end of the fixing piece is fixedly sleeved with the steel wire rope and is abutted against one side of the U-shaped hanging ring.
Compared with the existing tension string replacement hardware fitting, the tension string replacement hardware fitting has the following beneficial effects:
1. this change 10 kilovolt wire strain insulator string gold utensil with electricity, through the outer cooperation of metal inlayer and plastics, cut off the powerful electric current that comes from on the electric wire, form a relative insulation space, crooked pull rod has fine rigidity simultaneously, make strain insulator string and branch pole when exerting the pulling force to the electric wire, when can relaxing between the strain insulator string, avoid touching strain insulator string, cause strain insulator string's secondary to damage, and for demolising old strain insulator string and installing a stable operating space of new strain insulator string, the security performance of device and the work efficiency of change have been improved.
2. This 10 kilovolt wire strain insulator string gold utensil is changed in electrified way, cooperation through predetermined guide rail and crooked pull rod, make crooked pull rod can remove according to predetermined track, higher stability is provided for crooked pull rod's work, meshing transmission through gear and straight-tooth, make crooked pull rod possess great and stable pulling force, can be long-time keep sufficient pulling force, can not become flexible, change strain insulator string for the staff provides sufficient time, cooperation through shaking device and ratchet, make the staff drive crooked pull rod with minimum power and pull the electric wire, and have a chucking effect to the ratchet, when making strain insulator string satisfy the condition of unloading, there is fixed chucking's effect to the transmission of device, the rigidness of device has been improved.
Drawings
FIG. 1 is a schematic front view of the structure of the present invention;
FIG. 2 is a schematic right sectional view of the structure of the present invention;
fig. 3 is a schematic view of the assembly of the rocking device 7 of the structure of the present invention.
In the figure: 1. a box body; 2. a predetermined guide rail; 3. a drum; 4. bending the pull rod; 41. a metal inner layer; 42. a plastic outer layer; 43. straight teeth; 44. a predetermined trajectory; 5. a transmission device; 51. a fixed shaft; 52. a ratchet; 53. a gear; 6. a baffle plate; 7. a shaking device; 71. a rocker; 72. a movable rod; 73. a spring; 74. a clamping block; 8. a folding bar; 9. a fixing member; 10. an electric wire; 11. branch rods are arranged; 12. a bolt; 13. strain insulator string; 14. a U-shaped suspension loop; 15. a steel cord.
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. 1-3, a fitting for replacing a 10 kv conductor strain insulator string in a live mode includes a box 1, a predetermined guide rail 2 is fixedly installed in an inner cavity of the box 1, a roller 3 is movably installed in the inner cavity of the box 1, a bending pull rod 4 is movably installed on the predetermined guide rail 2, a transmission device 5 is fixedly installed in the inner cavity of the box 1, a blocking piece 6 is fixedly installed on one side of the box 1 and above one end of the transmission device 5, a shaking device 7 is movably sleeved on one end of the transmission device 5, a folding rod 8 is fixedly installed on the front side of the box 1, a fixing piece 9 is fixedly installed on the upper stool side of the box 1, an electric wire 10 is fixedly sleeved on one end of the bending pull rod 4, a branch rod 11 is fixedly sleeved on one end of the bending pull rod 4, the branch rod 11 is fixedly sleeved on the electric wire 10, a fixing sleeve, the branch rod 11 is in transmission connection with a strain insulator string 13 through a bolt 12, one end of the strain insulator string 13 is fixedly sleeved with the bolt 12, the bolt 12 is fixedly sleeved with a U-shaped hanging ring 14, the strain insulator string 13 is fixedly connected with the U-shaped hanging ring 14 through the bolt 12, and one end of the fixing part 9 is fixedly sleeved with a steel wire rope 15.
Wherein, the bending pull rod 4 comprises a metal inner layer 41, the metal inner layer 41 is made of metal material, which provides enough rigidity for the bending pull rod 4, and prevents the bending pull rod 4 from being broken when acting on the electric wire 10, a plastic outer layer 42 is fixedly connected on the metal inner layer 41, the plastic outer layer 42 is made of insulating material, which covers the outer side of the metal inner layer 41, and isolates the current conduction between the plastic outer layer 42 and the electric wire 10, and reduces the electric shock hazard of subsequent operation, the right part of the long surface of the bending pull rod 4 is provided with a straight tooth 43, the straight tooth 43 is in meshing transmission with a gear 53, so that the bending pull rod 4 can have stable pulling force, the middle parts of the front surface and the back surface of the bending pull rod 4 are provided with a predetermined track 44, the predetermined track 44 is movably connected with the predetermined guide rail 2, the bottom surface of the bending pull rod 4 is movably connected with the roller 3, and the connection among the three, and also provides supporting force for the bending pull rod 4, and improves the stability of the device.
Wherein, transmission 5 includes fixed axle 51, ratchet 52 has all been seted up at the both ends of fixed axle 51, ratchet 52 has two and both teeth opposite, gear 53 has been seted up at the middle part of fixed axle 51, gear 53 and crooked pull rod 4 meshing transmission, the tooth opposite of two ratchet 52 is for under the cooperation of wave device 7, when taut to electric wire 10, can realize progressively taut, and similarly, can prevent electric wire 10 fast release effectively in the process of releasing electric wire 10, produce huge pulling force in the twinkling of an eye, cause strain insulator string 13's damage once more, the practicality and the rigidness of device have been improved.
Wherein, the rocking device 7 includes rocker 71, rocker 71 and fixed axle 51 activity cup joint, the top activity of rocker 71 has cup jointed movable rod 72, the fixed cover in the inside that just is located rocker 71 of movable rod 72 has connect spring 73, the fixed cover in the other end of movable rod 72 has connected fixture block 74, fixture block 74 and ratchet 52 swing joint, when making rocker 71 do the swing rotation, drive fixture block 74 and order about ratchet 52 and rotate, when stopping rocker 71, fixture block 74 is under the effect of spring 73, carry out the chucking to ratchet 52, prevent that ratchet 52 from reversing the influence and changing work, the rigidness and the security of device have been improved.
Wherein, folding rod 8 fixed mounting is on box 1, and folding rod 8 is collapsible, because wave device 7 has two, when one of them during operation, for preventing that the other one from causing the influence, will wave device 7 and rotate certain angle, open folding rod 8, can take the upper surface at folding rod 8 with the one end of rocker 71, and fixture block 74 and ratchet 52 are separated by separation blade 6 this moment, have improved the convenience for the staff, have improved the maneuverability of device.
Wherein, the one end of crooked pull rod 4 is fixed with electric wire 10 and branch pole 11 respectively and is cup jointed, and the one end of mounting 9 is fixed with wire rope 15 and cup joints and hugs closely in one side of U type link 14, has utilized the difference in height between electric wire 10 and the branch pole 11 for crooked pull rod 4 is firm in the horizontal direction installs on electric wire 10, and can not take place relative slip with electric wire 10, has guaranteed the going on of change work.
The working principle is as follows: when the device is used, one end of the bending pull rod 4 is fixedly installed at an interface of an electric wire 10 and a branch rod 11, the fixing piece 9 is fixedly installed on a steel wire rope 15 and is close to the right side of the U-shaped hanging ring 14, the shaking device 7 is rotated to drive the transmission device 5 to rotate, the bending pull rod 4 is retracted, the electric wire 10 transfers the tension of the tension insulator string 13, the tension insulator string 13 is loosened, the bolt 12 is opened, the tension insulator string 13 is replaced, the bolt 12 is closed, the other shaking device 7 is rotated, the transmission device 5 is reversed, the tension is transferred to the tension insulator string 13 again, and the device is dismounted.
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. Also in the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the equipment or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be considered as limiting the present invention. In the drawings of the present invention, the filling pattern is only for distinguishing the layers, and is not limited to any other way.
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 invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a 10 kilovolt wire strain insulator-string gold utensil is changed in electrified, includes box (1), its characterized in that: the inner chamber fixed mounting of box (1) has predetermined guide rail (2), the inner chamber movable mounting of box (1) has cylinder (3), movable mounting has crooked pull rod (4) on predetermined guide rail (2), the inner chamber fixed mounting of box (1) has transmission (5), the top fixed mounting that just is located the one end of transmission (5) in one side of box (1) has separation blade (6), shaking device (7) have been cup jointed in the activity of the one end of transmission (5), the positive fixed mounting of box (1) has folding rod (8), the face of just going up of box (1) fixed mounting has mounting (9), the fixed cover of the one end of crooked pull rod (4) has connect electric wire (10), the fixed cover of the one end of crooked pull rod (4) has connect branch pole (11), divide branch pole (11) and electric wire (10) fixed cup joint, divide the fixed cover of one end of branch (11) to have connect bolt (12), fixed cover has connect strain insulator string (13) on bolt (12), branch (11) is connected through bolt (12) transmission with strain insulator string (13), the fixed cover of one end of strain insulator string (13) has connect bolt (12), fixed cover has connect U type link (14) on bolt (12), strain insulator string (13) and U type link (14) are through bolt (12) fixed connection, the fixed cover of one end of mounting (9) has connect wire rope (15).
2. The fitting for replacing 10 kilovolt wire tension string in a live manner according to claim 1, is characterized in that: crooked pull rod (4) include metal inlayer (41), metal inlayer (41) are metal material, fixedly connected with plastics outer (42) on metal inlayer (41), plastics outer (42) are insulating material, straight-tooth (43) have been seted up to the right part on the long surface of crooked pull rod (4), straight-tooth (43) and gear (53) meshing transmission, predetermined track (44) have been seted up in the middle part at the crooked pull rod (4) front and back of telling, predetermined track (44) and predetermined guide rail (2) swing joint, the bottom surface and cylinder (3) swing joint of crooked pull rod (4).
3. The fitting for replacing 10 kilovolt wire tension string in a live manner according to claim 1, is characterized in that: the transmission device (5) comprises a fixed shaft (51), ratchets (52) are arranged at two ends of the fixed shaft (51), the two ratchets (52) are opposite in tooth direction, a gear (53) is arranged in the middle of the fixed shaft (51), and the gear (53) is in meshing transmission with the bending pull rod (4).
4. The fitting for replacing 10 kilovolt wire tension string in a live manner according to claim 1, is characterized in that: the rocking device (7) comprises a rocker (71), the rocker (71) is movably sleeved with a fixed shaft (51), a movable rod (72) is movably sleeved on the top of the rocker (71), one end of the movable rod (72) is fixedly sleeved with a spring (73) and is positioned inside the rocker (71), a clamping block (74) is fixedly sleeved on the other end of the movable rod (72), and the clamping block (74) is movably connected with the ratchet (52).
5. The fitting for replacing 10 kilovolt wire tension string in a live manner according to claim 1, is characterized in that: folding rod (8) fixed mounting is on box (1), folding rod (8) are collapsible, because wave device (7) have two.
6. The fitting for replacing 10 kilovolt wire tension string in a live manner according to claim 1, is characterized in that: one end of the bending pull rod (4) is fixedly sleeved with the electric wire (10) and the branch rod (11) respectively, and one end of the fixing piece (9) is fixedly sleeved with the steel wire rope (15) and abuts against one side of the U-shaped hanging ring (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911394481.8A CN110943400A (en) | 2019-12-30 | 2019-12-30 | 10 kilovolt wire tension string replacement hardware fitting in live line |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911394481.8A CN110943400A (en) | 2019-12-30 | 2019-12-30 | 10 kilovolt wire tension string replacement hardware fitting in live line |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110943400A true CN110943400A (en) | 2020-03-31 |
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ID=69912427
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911394481.8A Pending CN110943400A (en) | 2019-12-30 | 2019-12-30 | 10 kilovolt wire tension string replacement hardware fitting in live line |
Country Status (1)
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|---|---|
| CN (1) | CN110943400A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117353198A (en) * | 2023-09-06 | 2024-01-05 | 国网湖北省电力有限公司超高压公司 | Tool and method for vertically rotating and replacing direct current grounding electrode line tension string |
-
2019
- 2019-12-30 CN CN201911394481.8A patent/CN110943400A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117353198A (en) * | 2023-09-06 | 2024-01-05 | 国网湖北省电力有限公司超高压公司 | Tool and method for vertically rotating and replacing direct current grounding electrode line tension string |
| CN117353198B (en) * | 2023-09-06 | 2024-04-26 | 国网湖北省电力有限公司超高压公司 | Tool and method for vertically rotating and replacing direct current grounding electrode line tension string |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20200331 |
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| WD01 | Invention patent application deemed withdrawn after publication |