CN110739641A - Live-line installation tool for electroscopic grounding ring - Google Patents
Live-line installation tool for electroscopic grounding ring Download PDFInfo
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- CN110739641A CN110739641A CN201911257375.5A CN201911257375A CN110739641A CN 110739641 A CN110739641 A CN 110739641A CN 201911257375 A CN201911257375 A CN 201911257375A CN 110739641 A CN110739641 A CN 110739641A
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- 238000012360 testing method Methods 0.000 claims abstract description 44
- 230000005611 electricity Effects 0.000 claims abstract description 35
- 230000005540 biological transmission Effects 0.000 claims abstract description 5
- 210000000078 claw Anatomy 0.000 claims description 7
- 230000000149 penetrating effect Effects 0.000 claims description 7
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- 238000005452 bending Methods 0.000 description 1
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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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Abstract
The invention provides electrified installation tools of electricity testing grounding rings, which comprises an insulated operating rod, a screw rod used for driving, a connecting piece used for fixedly connecting the insulated operating rod and the screw rod, and is structurally characterized by also comprising a body used as an installation foundation, a supporting piece fixedly arranged on the body and used for supporting the electricity testing grounding rings when in use, a clamping component arranged on the body and used for clamping the electricity testing grounding rings when in use, and a pushing piece arranged in the body and connected with the screw rod in a transmission way and used for driving the clamping component to act, wherein the screw rod is in threaded connection with the body.
Description
Technical Field
The invention relates to the technical field of live-wire work tools, in particular to an live-wire installation tool for an electricity testing grounding ring.
Background
The power transmission line formed by laying the overhead insulated wires exists in the power distribution network line, when the power transmission line formed by the overhead insulated wires is used for overhauling the line or equipment, the ground wires are hung to ensure the safety of overhauling personnel, the traditional method for hanging the ground wires is that after the insulating layer of the insulated wires is manually stripped by operating personnel after the insulating layer of the insulated wires is proved to be non-electrified, the ground wires are connected and arranged, the process is complex, the efficiency is low, potential safety hazards exist, and the power supply of users for supplying power to the insulated lines is influenced, so the method is gradually eliminated.
The conventional electrified installation auxiliary tool for the electroscopic grounding ring is generally a device provided with lifting frames at the top end of an insulating operating rod, the lifting frames on the insulating operating rod are utilized to lift the electroscopic grounding ring to the position near an insulating wire, the electroscopic grounding ring is preliminarily occluded with the insulating wire, and then a bolt is utilized to fasten the operating rod to bite, pierce and electrically connect the electroscopic grounding ring on the insulating wire.
Disclosure of Invention
The invention aims to provide novel live-line installation tools for electroscopic grounding rings, aiming at the problems in the prior art, and by adopting the tools to install the electroscopic grounding rings in a live-line manner, an operator can conveniently, quickly, safely and reliably sleeve the electroscopic grounding rings with an insulated wire.
The technical scheme of the invention is as follows: the invention discloses an electrification installation tool of an electroscopic grounding ring, which comprises an insulating operating rod, a screw rod used for driving and a connecting piece used for fixedly connecting the insulating operating rod and the screw rod, and is structurally characterized in that: the electric testing device also comprises a body used as an installation foundation, a supporting piece fixedly arranged on the body and used for supporting the electric testing grounding ring when in use, a clamping assembly arranged on the body and used for clamping the electric testing grounding ring when in use, and a pushing piece arranged in the body and connected with the screw rod in a transmission way and used for driving the clamping assembly to move; the screw rod is in threaded connection with the body.
is characterized in that the body is a cuboid component, the body is provided with a mounting groove hole which is recessed from the top to the bottom, the left end of the mounting groove hole is closed, the right end of the mounting groove hole is open, the bottom of the body is provided with a screw rod connecting screw hole from the bottom to the top, the upper end of the screw rod connecting screw hole is communicated with the mounting groove hole, the lower part of the front side of the body is provided with 2 threaded counter bores at the left and right as supporting part mounting screw holes, the right side of the body is provided with 2 fixing arm mounting screw holes which are communicated in the front-back direction, the upper part of the left side of the body is provided with 2 connecting rod mounting holes which are arranged.
, the longitudinal section of the mounting slot is U-shaped.
the scheme is that the supporting piece is a bent plate piece and consists of a connecting vertical plate, a bottom plate and a front baffle , the lower part of the front baffle is connected with the front end of the bottom plate in an arc shape, 2 mounting screw holes are formed in the connecting vertical plate, 2 mounting abdicating holes are formed in the front baffle, and the supporting piece is matched with the 2 supporting piece mounting screw holes of the body through the 2 mounting screw holes in the connecting vertical plate and is fixedly connected with the 2 supporting piece mounting screw holes of the body through screws.
, the screw rod comprises a connecting part, a thread part, a sleeving part and a non-return part, wherein the connecting part and the thread part are both cylindrical parts, the periphery of the thread part is provided with external threads for connecting and driving, the thread part is arranged above the connecting part, the screw rod is fixedly connected with the connecting part through the connecting part, the sleeving part is a cylindrical part, the outer diameter of the sleeving part is smaller than that of the thread part, the sleeving part is fixedly arranged above the thread part, the non-return part is a circular truncated cone part, the outer diameter of the non-return part is larger than that of the sleeving part, the non-return part is fixedly arranged above the sleeving part, the screw rod is in threaded fit connection with a screw rod connecting screw hole of the body through the thread part, and the sleeving part and the non.
, the ejecting part is a right triangle structure, the middle of the ejecting part is provided with a left-right through receding groove which is concave upwards, the lower part of the ejecting part is provided with a screw rod connecting hole which is communicated with the receding groove, the ejecting part is arranged at the lower part of the left end in the mounting groove hole of the body, the sleeving part of the screw rod is sleeved with the screw rod connecting hole of the ejecting part, the non-return part of the screw rod is arranged in the receding groove of the ejecting part, and the outer diameter of the non-return part of the screw rod and the outer diameter of the screw thread part are both larger than the inner diameter of the screw rod connecting hole of the ejecting part.
the scheme is that the holding assembly comprises a fixed arm fixedly mounted on the body, a movable arm movably mounted in the body, 1 holding jaw for holding the electricity testing grounding ring when in use, 2 connecting rods for connecting the movable arm with the body and the fixed arm, and 2 springs respectively sleeved on each connecting rod and having two ends respectively elastically connected with the fixed arm and the movable arm.
is that the fixing arm includes a fixing connection portion and a jaw connection portion, the fixing connection portion and the jaw connection portion are rod-shaped members, the fixing connection portion is disposed vertically, the jaw connection portion is disposed vertically at the upper end of the fixing connection portion, the fixing connection portion and the jaw connection portion form inverted L shapes as a whole, 2 mounting and fixing holes penetrating forward and backward are disposed vertically at the lower middle portion of the fixing connection portion, 2 link connection holes penetrating left and right are disposed vertically at the upper middle portion of the fixing connection portion, 2 jaw connection screw holes penetrating vertically are disposed vertically and horizontally at the upper portion of the jaw connection portion, the fixing arm is inserted into the right side of the mounting groove hole of the body through the fixing connection portion, the 2 mounting and fixing holes of the fixing connection portion are matched with the 2 fixing arm mounting screw holes of the body, the fixing arm is fixedly connected with the body through 2 bolts, and the jaw connection portion of the fixing arm extends forward above the body.
, the movable arm is composed of a main body part and a second clamping jaw connecting part body or fixedly connected, the main body part and the second clamping jaw connecting part are rod-shaped parts, the main body part is arranged up and down, the second clamping jaw connecting part is arranged at the upper end of the main body part in the front and back direction, the main body part and the second clamping jaw connecting part integrally form inverted L shapes, the main body part is provided with 2 left and right through connecting rod through holes which are communicated in the left and right direction up and down, the second clamping jaw connecting part is provided with 2 up and down second clamping jaw connecting screw holes in the front and back direction, the main body part of the movable arm is inserted into the left side of the mounting groove hole of the body, and the second clamping jaw connecting part of;
the clamping jaw is composed of a horizontally arranged connecting seat and a vertically arranged jaw body or fixedly connected, wherein the connecting seat is a plate body part, 2 connecting screw holes are formed in the connecting seat, the jaw body is a rod body part, and 2 clamping jaws are fixedly connected with an th clamping jaw connecting part of the fixed arm and a second clamping jaw connecting part of the movable arm through screws by the connecting seat;
the 2 connecting rods respectively penetrate through the 2 connecting rod mounting holes of the body and the 2 connecting rod through holes on the main body part of the movable arm from left to right in sequence and then are matched and connected with the 2 connecting rod connecting holes of the fixed connecting part of the fixed arm; the left end and the right end of each of the 2 springs are respectively elastically abutted against the main body part of the movable arm and the fixed connecting part of the fixed arm.
the scheme is that the upper end of the claw body is arc-shaped, the inner wall of the upper part of the claw body is thickened, and the inner sides of the claw bodies of 2 clamping jaws are fixedly provided with soft cushion layers.
The invention has the positive effects that: (1) according to the electrified installation tool for the electricity testing grounding ring, the electricity testing grounding ring can be firmly and reliably fixed at the upper end of the electrified installation tool through the structural design of the supporting piece, the clamping assembly and the like, and the electricity testing grounding ring cannot shake or fall off and has good safety in the process of lifting the electricity testing grounding ring and sleeving the electricity testing grounding ring with an insulated wire; simultaneously because test electric grounding ring fixed firm in this instrument upper end, easily exert oneself during the operation for test electric grounding ring and insulated wire cup joint convenient and fast, labour saving and time saving improves the work efficiency. (2) According to the electrified installation tool for the electricity testing grounding ring, the screw rod connected with the insulating operating rod drives the ejection piece, and the ejection piece drives the clamping assembly and other structural designs, so that the electricity testing grounding ring can be conveniently clamped or loosened through the forward and reverse rotation of the insulating operating rod when the electrified installation tool is used, the operation is convenient, and time and labor are saved. (3) According to the electrified installation tool for the electricity testing grounding ring, the clamping jaws in the clamping assembly are structurally designed, so that the electricity testing grounding ring can be firmly clamped by the clamping jaws in use. (4) According to the electrified installation tool for the electricity testing grounding ring, the soft cushion layer is fixedly arranged on the inner side of the clamping jaw in the clamping assembly, so that when the electrified installation tool is used, external damage to the electricity testing grounding ring is reduced to the greatest extent when 2 clamping jaws clamp the electricity testing grounding ring.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a rear view of FIG. 1;
FIG. 3 is a schematic perspective view of the present invention viewed from the front and lateral sides;
FIG. 4 is a schematic perspective view of the present invention viewed from the rear side;
FIG. 5 is a schematic view of the cross-sectional structure taken along the line A-A of FIG. 2;
FIG. 6 is a schematic structural diagram of the lead screw of FIG. 1;
FIG. 7 is a schematic view of the structure of the member of FIG. 1;
FIG. 8 is a schematic view of the holder of FIG. 1;
FIG. 9 is a left side view of FIG. 8;
fig. 10 is a cross-sectional view of the fixing arm of fig. 1;
FIG. 11 is a schematic perspective view of the movable arm shown in FIG. 1;
fig. 12 is a perspective view of the ejector of fig. 5.
The reference numbers in the above figures are as follows:
an insulating operation rod 1;
a connecting piece 2;
the screw rod 3, the connecting part 31, the threaded part 32, the sleeving part 33 and the non-return part 34;
the body 4, the mounting slot hole 41, the screw rod connecting screw hole 42, the supporting piece mounting screw hole 43, the fixed arm mounting screw hole 44 and the connecting rod mounting hole 45;
the supporting piece 5 is connected with the vertical plate 51, the mounting screw hole 51-1, the bottom plate 52, the front baffle plate 53 and the mounting abdicating hole 53-1;
the clamping assembly 6 comprises a fixing arm 61, a fixing connecting part 61-1, a mounting fixing hole 61-1-1, a connecting rod connecting hole 61-1-2, an th clamping jaw connecting part 61-2 and a th clamping jaw connecting screw hole 61-2-1, a movable arm 62, a main body part 62-1, a connecting rod through hole 62-1-1, a second clamping jaw connecting part 62-2 and a second clamping jaw connecting screw hole 62-1, a clamping jaw 63, a connecting seat 63-1, a clamping jaw body 63-2, a connecting rod 64 and a spring 65;
the ejection piece 7, the abdication groove 71 and the screw rod connecting hole 72.
Detailed Description
The invention is described in further detail with reference to the figures and the detailed description.
(example 1)
In the description of the orientation in the present embodiment, the direction toward which fig. 1 faces is taken as the front in the description, the direction away from the direction toward which fig. 1 faces is taken as the rear in the description, and the up-down and left-right directions in fig. 1 are still the up-down and left-right directions in the description.
Referring to fig. 1 to 5, the live installation tool for an electroscopic grounding ring of the present embodiment mainly comprises an insulating operating rod 1, a connecting member 2, a lead screw 3, a body 4, a supporting member 5, a clamping assembly 6 and an ejector member 7.
The insulating operating rod 1 is a commercially available part, and the length of the insulating operating rod 1 is determined according to the actual construction operation requirement.
The connecting piece 2 is used for connecting the insulating operating rod 1 with the screw rod 3; in this embodiment, the connecting member 2 preferably adopts a quincuncial joint with firm and reliable connection, and the quincuncial joint is a commercially available member.
Referring to fig. 6, the screw rod 3 mainly comprises a connecting portion 31, a threaded portion 32, a sleeved portion 33 and a check portion 34, wherein the connecting portion 31 and the threaded portion 32 are both cylindrical parts, external threads for connecting and driving are arranged on the periphery of the threaded portion 32, the threaded portion 32 is arranged above the connecting portion 31, the screw rod 3 is fixedly connected with the connecting portion 31 and the connecting member 2 through the connecting portion 31, the sleeved portion 33 is a cylindrical part, the outer diameter of the sleeved portion 33 is smaller than that of the threaded portion 32, the sleeved portion 33 is fixedly arranged above the threaded portion 32, the check portion 34 is a circular truncated cone part, the outer diameter of the check portion 34 is larger than that of the sleeved portion 33, and the check portion 34 is fixedly arranged above the.
Referring to fig. 7, the body 4 serves as a mounting base for other members. The body 4 is a component which is cuboid as a whole, the body 4 is provided with a mounting slot hole 41 which is recessed from the upper part downwards, the left end is closed, and the right end is opened, and as a preferred mode, the longitudinal section of the mounting slot hole 41 is U-shaped; the bottom of the body 4 is provided with a screw rod connecting screw hole 42 from bottom to top, and the upper end of the screw rod connecting screw hole 42 is communicated with the mounting groove hole 41; 2 threaded counter bores serving as supporting piece mounting screw holes 43 are arranged on the left and right of the lower part of the front side of the body 4; 2 fixing arm mounting screw holes 44 which are penetrated in the front-back direction are formed in the upper part and the lower part of the right side of the body 4; referring to fig. 4, 2 link mounting holes 45 are formed in the left upper portion and the lower portion of the body 4 in the left direction, and the right sides of the link mounting holes 45 are communicated with the mounting slot holes 41.
The screw rod 3 is connected with the screw rod connecting screw hole 42 of the body 4 by the screw thread part 32 in a screw thread matching way, and the sleeve joint part 33 and the non-return part 34 of the screw rod 3 extend out of the mounting groove hole 41 of the body 4.
Referring to fig. 8 and 9, the supporting member 5 is a bending plate member, the supporting member 5 is composed of a connecting vertical plate 51, a bottom plate 52 and a front baffle plate 53 , the lower part of the front baffle plate 53 is connected with the front end of the bottom plate 52 in an arc-shaped , the supporting member 5 is fixedly connected with the lower part of the front side of the body 4 by the connecting vertical plate 51, 2 mounting screw holes 51-1 are preferably arranged on the connecting vertical plate 51, 2 mounting offset holes 53-1 are correspondingly arranged on the front baffle plate 53 for convenient installation, the positions of the 2 mounting screw holes 51-1 on the connecting vertical plate 51 are matched with the 2 supporting member mounting screw holes 43 of the body 4, the supporting member 5 is fixedly connected with the body 4 by screws, and the 2 mounting offset holes 53-1 on the front baffle plate 53 are used for facilitating a screwdriver to pass through the screws for screwing and fixing.
The clamp assembly 6 includes a fixed arm 61, a movable arm 62, a jaw 63, a link 64, and a spring 65.
Referring to fig. 10 and 3, the fixing arm 61 is mainly composed of a fixing connection portion 61-1 and a jaw connection portion 61-2, the fixing connection portion 61-1 and a jaw connection portion 61-2 are rod-shaped members, the fixing connection portion 61-1 is disposed up and down, the jaw connection portion 61-2 is disposed front and back at the upper end of the fixing connection portion 61-1, the fixing connection portion 61-1 and the jaw connection portion 61-2 integrally form inverted L shapes, the middle lower portion of the fixing connection portion 61-1 is provided with 2 front and back penetrating mounting fixing holes 61-1-1 up and down, the middle upper portion of the fixing connection portion 61-1 is provided with 2 left and right penetrating connecting rod connection holes 61-1-2, the jaw connection portion 61-2 is provided with 2 front and back penetrating jaw connection screw holes 61-2-1 up and down, the fixing arm 61 is inserted into the right side of the mounting groove hole 41 of the fixing body 4 by the fixing connection portion 61-1, the 2 mounting fixing arm 61-1 is engaged with the mounting screw hole 61-2 of the fixing arm body 4, and the fixing arm 61-2 is connected with the fixing arm body by the bolt 44, and the fixing arm 61-4, so that the fixing arm 61-2 is protruded forward and.
Referring to fig. 11, the movable arm 62 mainly comprises a main body portion 62-1 and a second jaw connecting portion 62-2, the main body portion 62-1 and the second jaw connecting portion 62-2 are rod-shaped members, the main body portion 62-1 is disposed up and down, the second jaw connecting portion 62-2 is disposed at the upper end of the main body portion 62-1 in a front-back direction, the main body portion 62-1 and the second jaw connecting portion 62-2 form an inverted L shape of as a whole, the main body portion 62-1 is provided with 2 left-right through link rod passing holes 62-1 at the upper and lower portions, the second jaw connecting portion 62-2 is provided with 2 up-down second jaw connecting screw holes 62-1 at the front and rear portions, the movable arm 62 is inserted into the left side of the mounting slot hole 41 of the body 4 by the main body portion 62-1, and the second jaw connecting portion 62-2 of the movable arm 62 extends forward above the body 4.
Referring to fig. 4, the clamping jaw 63 is mainly composed of a horizontally arranged connecting seat 63-1 and a vertically arranged jaw body 63-2 or a fixed connection, the connecting seat 63-1 is a plate body, 2 screw holes for connection are arranged on the connecting seat 63-1, the jaw body 63-2 is a rod body, the upper end of the jaw body 63-2 is preferably arc-shaped, the inner wall of the upper part of the jaw body 63-2 is thickened so as to better clamp the electricity testing grounding ring in use, the clamping jaw 63 is provided with 2 clamping jaws with the same structure, 2 clamping jaws 63 are fixedly connected with a clamping jaw connecting part 61-2 of a fixed arm 61 and a second clamping jaw connecting part 62-2 of a movable arm 62 through screws by the connecting seat 63-1, 2 clamping jaws 63 are arranged in a mirror image manner, a cushion layer (not shown in the figure) is fixed on the inner side of the jaw body 63-2 of the 2 clamping jaws 63, the cushion layer can be made of rubber, sponge and the cushion layer can be arranged so that the damage to the electricity testing ring in use can be reduced to the outside to the electricity testing ring to the greatest extent.
Referring to fig. 5, the connecting rods 64 and the springs 65 are respectively provided with 2; the 2 connecting rods 64 respectively pass through the 2 connecting rod mounting holes 45 of the body 4 and the 2 connecting rod through holes 62-1-1 on the main body part 62-1 of the movable arm 62 from left to right in sequence and then are matched and connected with the 2 connecting rod connecting holes 61-1-2 of the fixed connecting part 61-1 of the fixed arm 61, the 2 connecting rods 64 are respectively sleeved with 1 spring 65, and the left end and the right end of each spring 65 are respectively elastically abutted against the main body part 62-1 of the movable arm 62 and the fixed connecting part 61-1 of the fixed arm 61, so that the movable arm 62 is movably mounted on the body 4. The connecting rod 64 is preferably a long screw, and the connecting rod 64 is connected with the connecting rod connecting hole 61-1-2 of the fixed connecting part 61-1 of the fixed arm 61 in a threaded fit manner.
Referring to fig. 12 and 5, the ejector 7 is a structural member which is a right-angled triangle as a whole, the middle of the ejector 7 is provided with an abdicating groove 71 which is through from left to right and is recessed upwards, and the abdicating groove 71 is arranged to prevent the ejector 7 from being abutted against the connecting rod 64 under the driving of the screw rod 3, so that the ejector 7 can smoothly move up and down under the driving of the screw rod 3 to drive the right clamping movement or the loosening movement of the movable arm 62; the ejector 7 is provided with a screw rod connecting hole 72 from bottom to top, and the upper end of the screw rod connecting hole 72 is communicated with the abdicating groove 71. The ejector 7 is arranged at the left end in the mounting groove hole 41 of the body 4, the sleeve-connection part 33 of the screw rod 3 is sleeve-connected with the screw rod connection hole 72 of the ejector 7, the non-return part 34 of the screw rod 3 is arranged in the yielding groove 71 of the ejector 7, and the outer diameter of the non-return part 34 of the screw rod 3 and the outer diameter of the thread part 32 are both larger than the inner diameter of the screw rod connection hole 72 of the ejector 7, so that the screw rod 3 cannot be separated from the ejector 7. In the use process, when the screw rod 3 is rotated clockwise, the ejector 7 moves upwards under the action of the pushing force of the screw thread part 32 of the screw rod 3 from bottom to top, the top end of the right triangle of the ejector 7 continuously moves upwards, and the bevel edge of the right triangle of the ejector 7 pushes the movable arm 62 to overcome the elastic force of the spring 65 to move from left to right, so that the clamping action of the electricity testing grounding ring is realized; on the contrary, when the screw rod 3 is rotated in the counterclockwise direction, the ejector 7 moves downward, and the movable arm 62 is driven to perform the reset motion under the assistance of the restorable elastic force of the spring 65, so that the loosening action of the voltage testing grounding ring is realized.
The operation method and process of the live installation tool for electroscopic grounding ring (hereinafter referred to as the present tool) in use of the live installation tool for electroscopic grounding ring of the present embodiment are explained by taking the operation object as the puncture type electroscopic grounding ring, and the use of the trench type electroscopic grounding ring is basically the same. The puncture type electricity testing grounding ring mainly comprises an insulated wire puncture occlusion part, an occlusion fastening bolt, a grounding wire connecting ring and the like, and is briefly described as follows.
When an electricity testing grounding ring needs to be installed in construction, a grounding wire connecting ring of the electricity testing grounding ring connected with a grounding wire is arranged in a supporting piece 5 of the tool, 1 part of 2 occlusion parts of an insulated wire puncture occlusion part of the electricity testing grounding ring is arranged between 2 clamping jaws 63 of the tool, an insulating operating rod 1 is rotated clockwise to drive a screw rod 3 to rotate clockwise, the screw rod 3 pushes a pushing piece 7 to move from bottom to top, the moving from bottom to top of the pushing piece 7 pushes a movable arm 62 of the tool to overcome the elasticity of a spring 65 to move from left to right, and the insulated wire puncture occlusion part of the electricity testing grounding ring is clamped tightly; at this moment, the insulating operating rod 1 is lifted, because the electricity testing grounding ring can not fall off in the lifting process under the supporting of the supporting piece 5 of the tool and the clamping effect of the clamping assembly 6, the electricity testing grounding ring is continuously lifted to the lower side of the insulating wire, the edge operating rod 1 is continuously lifted, 2 occlusion parts of the insulating wire puncture occlusion parts of the electricity testing grounding ring are firstly separated and then closed to occlude the insulating wire, the tool is safely and conveniently utilized to realize the occlusion of the electricity testing grounding ring and the insulating wire, then the occlusion fastening bolt of the additionally arranged bolt fastening operating rod is utilized to fasten the electricity testing grounding ring so as to enable the electricity testing grounding ring to be electrically connected with the occlusion of the insulating wire, and then the grounding wire is connected to complete the grounding operation of the insulating wire. Utilize this instrument can make to test electric grounding ring in the operation process lift up and with the operation process of insulated wire interlock firmly reliably be located the upper end of this instrument all the time, can effectively avoid current operation tool of the same kind to test electric grounding ring and easily take place to drop corresponding problem and the risk of bringing from operation tool in this operation process.
The above embodiments are illustrative of specific embodiments of the present invention, and are not restrictive of the present invention, and those skilled in the relevant art can make various changes and modifications without departing from the spirit and scope of the present invention to obtain corresponding equivalent technical solutions, and therefore all equivalent technical solutions should be included in the scope of the present invention.
Claims (10)
- The electrified installation tool for the electricity testing grounding ring comprises an insulating operating rod, a lead screw used for driving, a connecting piece used for fixedly connecting the insulating operating rod and the lead screw, and is characterized by further comprising a body used as an installation base, a supporting piece fixedly arranged on the body and used for supporting the electricity testing grounding ring, a clamping assembly arranged on the body and used for clamping the electricity testing grounding ring, and a pushing piece arranged in the body and in transmission connection with the lead screw and used for driving the clamping assembly to move, wherein the lead screw is in threaded connection with the body.
- 2. The live installation tool of electroscopic grounding ring of claim 1, further comprising: the body is a component which is integrally rectangular, the body is provided with an installation groove hole which is recessed downwards from the upper part, the left end of the installation groove hole is closed, the right end of the installation groove hole is opened, the bottom of the body is provided with a screw rod connecting screw hole from the bottom to the top, and the upper end of the screw rod connecting screw hole is communicated with the installation groove hole; 2 threaded counter bores are arranged on the left and right of the lower part of the front side of the body and are used as mounting screw holes of a supporting piece; the right side of the body is divided into an upper part and a lower part which are provided with 2 fixing arm mounting screw holes which are penetrated in the front-back direction; the upper and lower part of the left side of the body is provided with 2 connecting rod mounting holes arranged in the left-right direction, and the right sides of the connecting rod mounting holes are communicated with the mounting groove holes.
- 3. The live installation tool of electroscopic grounding ring of claim 2, wherein: the longitudinal section of the mounting groove hole is U-shaped.
- 4. The live-wire installation tool for the electroscopic grounding ring according to claim 2, wherein the supporting piece is a bent plate piece and consists of a connecting vertical plate, a bottom plate and a front baffle , the lower part of the front baffle is connected with the front end of the bottom plate in an arc-shaped body, 2 installation screw holes are formed in the connecting vertical plate, 2 installation abdicating holes are formed in the front baffle, and the supporting piece is fixedly connected with the 2 supporting piece installation screw holes of the body through screws in a matching mode through the 2 installation screw holes in the connecting vertical plate.
- 5. The live-wire installation tool for the electroscopic grounding ring according to claim 2, wherein the lead screw comprises a connecting part, a threaded part, a sleeving part and a non-return part, the connecting part and the threaded part are both cylindrical parts, external threads for connecting and driving are arranged on the periphery of the threaded part, the threaded part is arranged above the connecting part, the lead screw is fixedly connected with the connecting part through the connecting part, the sleeving part is a cylindrical part, the outer diameter of the sleeving part is smaller than that of the threaded part, the sleeving part is fixedly arranged above the threaded part, the non-return part is a circular truncated cone part, the outer diameter of the non-return part is larger than that of the sleeving part, the non-return part is fixedly arranged above the sleeving part, the lead screw is in threaded fit connection with the lead screw connecting screw hole of the body through the threaded part, and the sleeving.
- 6. The live installation tool of electroscopic grounding ring of claim 5, in which: the ejection part is a structural part which is integrally in a right-angled triangle shape, a abdicating groove which is communicated in the left-right direction and is recessed upwards is arranged in the middle of the ejection part, a screw rod connecting hole communicated with the abdicating groove is arranged at the lower part of the ejection part, and the ejection part is arranged at the lower part of the left end in the mounting groove hole of the body; the sleeve joint portion of lead screw cup joints with the lead screw connecting hole of ejector piece, and the non return portion of lead screw is located in the groove of stepping down of ejector piece, and the external diameter of the non return portion of lead screw and the external diameter of screw portion all are greater than the internal diameter of the lead screw connecting hole of ejector piece.
- 7. The live installation tool of electroscopic grounding ring of claim 2, wherein: the centre gripping subassembly includes fixed mounting and is in fixed arm on the body, movably installs this internal digging arm respectively fixed 2 clamping jaws that are used for the centre gripping to test electric grounding ring when setting up 1 use on fixed arm and the digging arm for 2 connecting rods that are connected movable arm and body and fixed arm respectively cup joint 1 and both ends respectively with 2 springs that fixed arm and digging arm elasticity meet on every connecting rod.
- 8. An electroscopic grounding ring electrified installation tool as claimed in claim 7, wherein said fixing arm includes a fixing connection portion and a jaw connection portion, the fixing connection portion and the jaw connection portion are rod-shaped members, the fixing connection portion is disposed up and down, the jaw connection portion is disposed at the upper end of the fixing connection portion in the front-rear direction, the fixing connection portion and the jaw connection portion integrally form inverted L-shape, the middle lower portion of the fixing connection portion is provided with 2 front-rear direction through installation fixing holes, the middle upper portion of the fixing connection portion is provided with 2 left-right direction through connecting rod connection holes, the jaw connection portion is provided with 2 front-rear direction jaw connection screw holes, the fixing arm is inserted into the right side of the installation groove hole of the body from the fixing connection portion, the 2 installation fixing holes of the fixing connection portion are matched with the 2 fixing arm installation screw holes of the body, the fixing arm is fixedly connected with the body by 2 bolts, and the jaw connection portion of the fixing arm is extended forward above the body.
- 9. The live installation tool for the electroscopic grounding ring according to claim 8, wherein the movable arm is composed of bodies or fixed connections of a main body part and a second clamping jaw connecting part, the main body part and the second clamping jaw connecting part are rod-shaped bodies, the main body part is arranged up and down, the second clamping jaw connecting part is arranged at the upper end of the main body part in the front and back direction, the main body part and the second clamping jaw connecting part form inverted L shapes integrally, 2 connecting rod through holes penetrating in the left and right directions are formed in the upper part and the lower part of the main body part, 2 second clamping jaw connecting screw holes in the up and down directions are formed in the front and back part of the second clamping jaw connecting part, the main body part of the movable arm is inserted into the left side of the mounting groove hole of the body, and the;the clamping jaw is composed of a horizontally arranged connecting seat and a vertically arranged jaw body or fixedly connected, wherein the connecting seat is a plate body part, 2 connecting screw holes are formed in the connecting seat, the jaw body is a rod body part, and 2 clamping jaws are fixedly connected with the th clamping jaw connecting part of the fixed arm and the second clamping jaw connecting part of the movable arm through screws by the connecting seat;the 2 connecting rods respectively penetrate through the 2 connecting rod mounting holes of the body and the 2 connecting rod through holes in the main body part of the movable arm from left to right in sequence and then are matched and connected with the 2 connecting rod connecting holes in the fixed connecting part of the fixed arm; the left end and the right end of each of the 2 springs are respectively elastically abutted against the main body part of the movable arm and the fixed connecting part of the fixed arm.
- 10. The live installation tool of electroscopic grounding ring of claim 9, wherein: the upper end of the claw body is arc-shaped, and the inner wall of the upper part of the claw body is thickened; the inner sides of the claw bodies of the 2 clamping claws are fixedly provided with soft cushion layers.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911257375.5A CN110739641A (en) | 2019-12-10 | 2019-12-10 | Live-line installation tool for electroscopic grounding ring |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911257375.5A CN110739641A (en) | 2019-12-10 | 2019-12-10 | Live-line installation tool for electroscopic grounding ring |
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| Publication Number | Publication Date |
|---|---|
| CN110739641A true CN110739641A (en) | 2020-01-31 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911257375.5A Pending CN110739641A (en) | 2019-12-10 | 2019-12-10 | Live-line installation tool for electroscopic grounding ring |
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| Country | Link |
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| CN (1) | CN110739641A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114123087A (en) * | 2021-11-13 | 2022-03-01 | 国网新疆电力有限公司吐鲁番供电公司 | Thunder driving device for power transmission and transformation line |
| CN115189275A (en) * | 2022-07-26 | 2022-10-14 | 国网福建省电力有限公司福州市长乐区供电公司 | Insulating blanket clamp operating rod and using method thereof |
-
2019
- 2019-12-10 CN CN201911257375.5A patent/CN110739641A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114123087A (en) * | 2021-11-13 | 2022-03-01 | 国网新疆电力有限公司吐鲁番供电公司 | Thunder driving device for power transmission and transformation line |
| CN114123087B (en) * | 2021-11-13 | 2023-09-01 | 国网新疆电力有限公司吐鲁番供电公司 | Thunder-driving device for power transmission and transformation line |
| CN115189275A (en) * | 2022-07-26 | 2022-10-14 | 国网福建省电力有限公司福州市长乐区供电公司 | Insulating blanket clamp operating rod and using method thereof |
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