CN218827867U - Anti-drop wire clamp for electrified maintenance - Google Patents
Anti-drop wire clamp for electrified maintenance Download PDFInfo
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- CN218827867U CN218827867U CN202222882651.0U CN202222882651U CN218827867U CN 218827867 U CN218827867 U CN 218827867U CN 202222882651 U CN202222882651 U CN 202222882651U CN 218827867 U CN218827867 U CN 218827867U
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- clamp
- screw rod
- drop
- exposed core
- articulated shaft
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Abstract
The utility model discloses an anti-drop wire clamp for live overhaul, including clamp, electrically conductive mechanism and anti-drop mechanism, the clamp includes first clamp and second clamp articulated each other to form exposed core and operation end on the clamp with the articulated shaft as the boundary, be provided with the circular arc groove on the clamp in exposed core, and two circular arc grooves correspond and form circular centre gripping chamber, the anti-drop mechanism sets up on the clamp in exposed core, the electrically conductive mechanism sets up on the clamp in operation end; the utility model discloses well first clamp and second clamp pass through the articulated shaft and overlap the articulated epaxial torsional spring formation clamp to set up two circular arc grooves at the exposed core of clamp, thereby form circular centre gripping chamber, guarantee the stability to the static contact centre gripping, prevent the clamp landing, and set up anti-drop mechanism at the exposed core of clamp, after the clamp centre gripping is on the static contact, fix the clamp on the static contact through anti-drop mechanism, increase the centre gripping stability, guarantee the stability of power supply.
Description
The technical field is as follows:
the utility model relates to an electric power overhauls the field, especially relates to an anti-drop fastener for electrified maintenance.
The background art comprises the following steps:
when power supply equipment is overhauled and maintained, in order to ensure the stability of power supply, an electrified maintenance mode is often adopted, wherein a 220kV horizontal telescopic isolating switch is a component which is frequently required to be maintained, when electrified direct connection is carried out, one wire clamp is clamped on a movable contact, the other wire clamp is clamped on a fixed contact, and the two wire clamps are connected through a soft copper wire, so that the electrified direct connection is realized; however, in actual work, the static contact is cylindrical, and the clamping end part of the common wire clamp is flat, so that the stability of the common wire clamp is poor after the common wire clamp is arranged on the static contact, poor contact is easily caused, and particularly, the common wire clamp is easy to slide and fall off under the action of the falling tension of a flexible wire, so that the safety of maintenance personnel is influenced while power failure is caused.
The utility model has the following contents:
the utility model discloses the technical problem that will solve is: poor contact and the condition that slides and drop easily appear when the fastener carries out the centre gripping to the static contact among the prior art to still influence the problem of maintenance personal safety when causing the outage.
In order to solve the above technical problem, the utility model provides a pair of technical scheme is: the utility model provides an anti-drop fastener for electrified maintenance, includes clamp body, electrically conductive mechanism and anti-drop mechanism, characterized by: the clamp comprises a first clamp and a second clamp which are in the same shape, the supporting parts at the middle parts of the first clamp and the second clamp are mutually inserted and closed and hinged through a hinged shaft penetrating through the supporting parts, the hinged shaft is sleeved with a torsion spring, one end of the torsion spring is clamped on the inner side wall of the side of the first clamp, the other end of the torsion spring is clamped on the inner side wall of the side of the second clamp, so that the first clamp and the second clamp rotate around the hinged shaft, a clamping end and an operating end are formed on the clamp by taking the hinged shaft as a boundary, the clamping end is in an arc-shaped groove is formed in the first clamp and the second clamp of the clamping end, a circular clamping cavity is formed by the two arc-shaped grooves correspondingly, an anti-falling mechanism is arranged on the first clamp and the second clamp of the clamping end, and the conductive mechanism is detachably connected on the first clamp and the second clamp of the operating end through bolts.
Further, anti-drop mechanism includes fixed pin, screw rod and ring, and the one end and the ring of screw rod are connected, in the screw at fixed pin middle part was gone into to the other end spiral shell of screw rod, and the axis of screw rod is perpendicular with the axis of fixed pin, be in on the first clamp and the second clamp of exposed core seted up with articulated shaft axis vertically notch, the fixed pin passes through the staple bolt and articulates on first clamp, makes the screw rod run through the notch on first clamp and the second clamp, locks first clamp and the second clamp that are located the exposed core through the rotatory screw rod of ring.
Furthermore, an extension rod is arranged between the screw rod and the circular ring, the extension rod is coaxial with the screw rod, the diameter of the extension rod is smaller than that of the screw rod, and a gasket which slides along the extension rod between the screw rod and the circular ring is sleeved on the extension rod.
Furthermore, a limiting rod is arranged on the second clamp body of the operating end, a gap is formed between the limiting rod and the second clamp body, a through hole is formed in the first clamp body of the operating end, one end of the conductive mechanism is fixed on the inner wall of the first clamp body through a bolt, and the other end of the conductive mechanism penetrates through the gap and penetrates through the first clamp body through the through hole after bypassing the limiting rod.
The utility model has the advantages that:
the first clamp and the second clamp form the clamp through the hinged shaft and the torsional spring sleeved on the hinged shaft, the two arc-shaped grooves are formed in the clamping ends of the clamp, so that a circular clamping cavity is formed, the stability of clamping a static contact is guaranteed, the clamp is prevented from slipping off, the anti-falling mechanism is arranged at the clamping ends of the clamp, and after the clamp is clamped on the static contact, the clamp is fixed on the static contact through the anti-falling mechanism, so that the clamping stability is improved, and the stability of power supply is guaranteed.
In order to make the aforementioned and other objects, features and advantages of the present invention comprehensible, preferred embodiments accompanied with figures are described in detail below.
Description of the drawings:
in order to more clearly illustrate the technical solutions of the present invention or the prior art, the drawings used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only three of the embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a first structural diagram of the present application.
Fig. 2 is a structural schematic diagram of the present application.
Fig. 3 is a top view of fig. 1.
Fig. 4 is a schematic structural view of the anti-drop mechanism.
In the figure, 1-a conductive mechanism, 2-a first clamp, 3-a second clamp, 4-a supporting part, 5-a hinged shaft, 6-a torsion spring, 7-a circular arc groove, 8-a fixed pin, 9-a screw, 10-a circular ring, 11-a notch, 12-a hoop, 13-an extension rod, 14-a gasket, 15-a limiting rod, 16-a through hole and 17-a bolt; the device comprises an A-clamping end, a B-operating end and a C-static contact.
The specific implementation mode is as follows:
embodiments of the present invention will be described in detail below with reference to the accompanying drawings. While certain embodiments of the present invention have been illustrated in the accompanying drawings, it is to be understood that the invention may be embodied in various forms and should not be construed as limited to the embodiments set forth herein, but rather are provided for a more thorough and complete understanding of the present invention. It should be understood that the drawings and examples are for illustrative purposes only and are not intended to limit the scope of the present disclosure.
It should be understood that the various steps recited in method embodiments of the present invention may be performed in a different order, and/or performed in parallel. Moreover, method embodiments may include additional steps and/or omit performing the illustrated steps. The scope of the present invention is not limited in this respect.
The names of messages or information exchanged between devices in embodiments of the present invention are for illustrative purposes only, and are not intended to limit the scope of such messages or information.
Example one
As shown in fig. 1-4, an anti-drop wire clamp for live-line maintenance comprises a clamp body, a conductive mechanism 1 and an anti-drop mechanism, wherein the clamp body comprises a first clamp body 2 and a second clamp body 3 which are in the same shape, a supporting part 4 in the middle of the first clamp body 2 and the second clamp body 3 is mutually inserted and closed and is hinged through a hinge shaft 5 penetrating through the supporting part 4, the hinge shaft 5 is sleeved with a torsion spring 6, one end of the torsion spring 6 is clamped on the inner side wall of the side of the first clamp body 2, the other end of the torsion spring 6 is clamped on the inner side wall of the side of the second clamp body 3, so that the first clamp body 2 and the second clamp body 3 rotate around the hinge shaft 5, a clamping end a and an operating end B are formed on the clamp body by taking the hinge shaft 5 as a boundary, an arc groove 7 is formed on the first clamp body 2 and the second clamp body 3 at the clamping end a, the two arc grooves 7 correspondingly form a circular clamping cavity, the anti-drop mechanism is arranged on the first clamp body 2 and the second clamp body 3 at the clamping end a, and the conductive mechanism 1 (soft copper wire) is detachably connected on the first clamp body 2 and the second clamp body 3 at the operating end a through a bolt 17.
In this embodiment, the first clip 2 and the second clip 3 form a clip under the action of the support portion 4, the hinge shaft 5 and the torsion spring 6, and the clip is divided into a clamping end a (one end for clamping the static contact C) and an operating end B (one end for applying pressure to the clip to open the clamping end a) by using the hinge shaft 5 as a dividing point, a circular clamping cavity is formed on the clip of the clamping end a, the static contact C can be clamped in the circular clamping cavity to prevent the clip from falling off, the conductive mechanism 1 is detachably connected with the clip through a bolt 17, so that the conductive mechanism 1 and the clip can be replaced conveniently, and the anti-falling mechanism is arranged to fix the clamping end a through the anti-falling mechanism when the clamping end a of the clip is clamped on the static contact C, so that the first clip 2 and the second clip 3 of the clamping end a are tightly combined to prevent the clamping end a from falling off due to looseness.
In this embodiment, the anti-falling mechanism includes a fixing pin 8, a screw 9 and a ring 10, one end of the screw 9 is connected with the ring 10, the other end of the screw 9 is screwed into a screw hole in the middle of the fixing pin 8, the screw 9 is located in the middle of the fixing pin 8, meanwhile, the screw 9 can penetrate through the cylindrical pin through the screw hole, and the axis of the screw 9 is perpendicular to the axis of the fixing pin 8, notches 11 perpendicular to the axis of the hinge shaft 5 are formed in the first clamp 2 and the second clamp 3 which are located at the clamping end a, the two notches 11 correspond to each other, the fixing pin 8 is hinged to the first clamp 2 through a hoop 12, when the screw 9 rotates along with the cylindrical pin, the screw 9 penetrates through the notches 11 in the first clamp 2 and the second clamp 3, then the screw 9 is rotated through the ring 10, and under the clamping of the cylindrical pin and the ring 10, the first clamp 2 and the second clamp 3 which are located at the clamping end a are locked.
When the clamp is used, pressure is applied to the operating end B of the clamp body, the clamping end A of the clamp body is opened, the static contact C is placed in the opened clamping end A, the pressure is removed, clamping of the clamp body on the static contact C is completed (the static contact C is located in the circular clamping cavity), the screw 9 rotates along with the cylindrical pin, the screw 9 penetrates through the notches 11 in the first clamp body 2 and the second clamp body 3, then the screw 9 is rotated through the circular ring 10, and the first clamp body 2 and the second clamp body 3 located at the clamping end A are locked under clamping of the cylindrical pin and the circular ring 10.
Example two
As shown in fig. 1 and 4, the present embodiment is obtained by adding technical features such as an extension rod 13 and a gasket 14 to the first embodiment for detailed description, and the remaining technical features are the same as the first embodiment and are not repeated herein, wherein the present embodiment and the first embodiment are different in that: an extension rod 13 is arranged between the bolt 17 and the ring 10, the extension rod 13 is coaxial with the bolt 17, the diameter of the extension rod 13 is smaller than that of the bolt 17, and a gasket 14 sliding along the extension rod 13 between the bolt 17 and the ring 10 is sleeved on the extension rod 13.
In this embodiment, through the setting of extension rod 13 and gasket 14, realize that gasket 14 slides on extension rod 13, when rotatory bolt 17 carries out fixed operation to centre gripping end A, gasket 14 and the lateral wall contact of centre gripping end A shelter from notch 11 through gasket 14, in embedding notch 11 when preventing that ring 10 is rotatory, influence the rotatory emergence that causes the firm condition of fixed preventing of ring 10.
EXAMPLE III
As shown in fig. 1 and 4, the present embodiment is obtained by adding technical features such as a limiting rod 15 and a through hole 16 on the basis of the second embodiment, and the remaining technical features are the same as the second embodiment, and the description thereof is omitted here, wherein the present embodiment is different from the second embodiment in that: the second clamp body 3 at the operation end B is provided with a limiting rod 15, a gap is formed between the limiting rod 15 and the second clamp body 3, the first clamp body 2 at the operation end B is provided with a through hole 16, one end of the conductive mechanism 1 is fixed on the inner wall of the first clamp body 2 through a bolt 17, and the other end of the conductive mechanism 1 penetrates through the gap and penetrates through the first clamp body 2 through the through hole 16 after bypassing the limiting rod 15.
In this embodiment, the setting of gag lever post 15 has increased the clearance to with the cooperation of through-hole 16 realized the turn of bending of conducting mechanism 1, form at clamp body operation end B and store the surplus, reduce the pulling force of conducting mechanism 1 to the junction with the clamp body through the bending, prevent that the kneck is not hard up.
It should be noted that the foregoing is only a preferred embodiment of the present invention and the technical principles applied. It will be understood by those skilled in the art 5 that the present invention is not limited to the particular embodiments illustrated herein, but is capable of various obvious modifications, rearrangements and substitutions as will now become apparent to those skilled in the art without departing from the scope of the invention. Therefore, although the present invention has been described in greater detail with reference to the above embodiments, the present invention is not limited to the above embodiments, and may include other equivalent embodiments without departing from the scope of the present invention.
Claims (4)
1. The utility model provides an anti-drop fastener for electrified maintenance, includes clamp body, electrically conductive mechanism and anti-drop mechanism, characterized by: the clamp includes shape first clamp and second clamp with, just the supporting part at first clamp and second clamp middle part is inserted each other and is closed, and through running through the articulated shaft of supporting part is articulated, the cover is equipped with the torsional spring on the articulated shaft, the one end card of torsional spring is in first clamp side inside wall, the other end card of torsional spring makes first clamp and second clamp rotatory around the articulated shaft at second clamp side inside wall to use the articulated shaft to form exposed core and operation end on the clamp as the boundary, be in be provided with the circular arc groove on the first clamp of exposed core and the second clamp, and two circular arc groove correspondences form circular centre gripping chamber, anti-drop mechanism sets up and is in on the first clamp and the second clamp of exposed core, electrically conductive mechanism can dismantle the connection through the bolt and be in on the first clamp and the second clamp of operation end.
2. An anti-drop wire clamp for live overhaul according to claim 1, which is characterized in that: the anti-drop mechanism includes fixed pin, screw rod and ring, and the one end and the ring of screw rod are connected, in the screw at fixed pin middle part was gone into to the other end spiral shell of screw rod, and the axis of screw rod is perpendicular with the axis of fixed pin, be in on the first clamp of exposed core and the second clamp seted up with articulated shaft axis vertically notch, the fixed pin passes through the staple bolt and articulates on first clamp, makes the screw rod run through the notch on first clamp and the second clamp, locks first clamp and the second clamp that is located the exposed core through the rotatory screw rod of ring.
3. An anti-drop wire clamp for live overhaul according to claim 2, which is characterized in that: an extension rod is arranged between the screw rod and the circular ring, the extension rod is coaxial with the screw rod, the diameter of the extension rod is smaller than that of the screw rod, and a gasket which slides along the extension rod between the screw rod and the circular ring is sleeved on the extension rod.
4. An anti-drop wire clamp for live overhaul according to claim 3, which is characterized in that: be in be provided with the gag lever post on the second clamp of operation end, form the clearance between gag lever post and the second clamp, be in be provided with the through-hole on the first clamp of operation end, the one end of electrically conductive mechanism passes through the bolt fastening at the inner wall of first clamp, the other end of electrically conductive mechanism runs through the clearance and runs through first clamp through the through-hole behind the gag lever post.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222882651.0U CN218827867U (en) | 2022-10-31 | 2022-10-31 | Anti-drop wire clamp for electrified maintenance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222882651.0U CN218827867U (en) | 2022-10-31 | 2022-10-31 | Anti-drop wire clamp for electrified maintenance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218827867U true CN218827867U (en) | 2023-04-07 |
Family
ID=87258003
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222882651.0U Active CN218827867U (en) | 2022-10-31 | 2022-10-31 | Anti-drop wire clamp for electrified maintenance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218827867U (en) |
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2022
- 2022-10-31 CN CN202222882651.0U patent/CN218827867U/en active Active
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