CN110867666A - Short circuit grounding wire operating device capable of being bent - Google Patents
Short circuit grounding wire operating device capable of being bent Download PDFInfo
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- CN110867666A CN110867666A CN201911103185.8A CN201911103185A CN110867666A CN 110867666 A CN110867666 A CN 110867666A CN 201911103185 A CN201911103185 A CN 201911103185A CN 110867666 A CN110867666 A CN 110867666A
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- sleeve
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- universal joint
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R11/00—Individual connecting elements providing two or more spaced connecting locations for conductive members which are, or may be, thereby interconnected, e.g. end pieces for wires or cables supported by the wire or cable and having means for facilitating electrical connection to some other wire, terminal, or conductive member, blocks of binding posts
- H01R11/01—Individual connecting elements providing two or more spaced connecting locations for conductive members which are, or may be, thereby interconnected, e.g. end pieces for wires or cables supported by the wire or cable and having means for facilitating electrical connection to some other wire, terminal, or conductive member, blocks of binding posts characterised by the form or arrangement of the conductive interconnection between the connecting locations
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R4/00—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation
- H01R4/58—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation characterised by the form or material of the contacting members
- H01R4/66—Connections with the terrestrial mass, e.g. earth plate, earth pin
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Abstract
The invention provides a bendable short circuit ground wire operating device which comprises an operating rod, a fastening screw rod, a ground wire clamp and a direction changing device, wherein the direction changing device comprises a sleeve and a universal joint, and one end of the sleeve is fixedly connected with one end of the operating rod; the other end of the sleeve is provided with an opening; two side surfaces of the sleeve are provided with axial guide grooves; the universal joint is connected with the guide groove in a sliding mode through the protruding structures arranged on the two sides of the universal joint, and when the universal joint slides to one end, close to the opening of the sleeve, of the guide groove, the turning end of the universal joint extends out of the sleeve; the direction changing end of the universal joint is connected with one end of the fastening screw rod; the ground wire clamp comprises a clamp main body and a fastening clamp, wherein a short circuit wire mounting hole is formed in one outer side of the clamp main body; one side of the fastening clamp is connected with the inner side surface of the wire clamp main body in a sliding way, and a hole-shaped clamping groove is formed in the lower side surface of the fastening clamp; the other end of the fastening screw is provided with a round-head clamping piece, and the round-head clamping piece of the fastening screw is clamped with the hole-shaped clamping groove through a screw hole formed in the lower surface of the wire clamp main body.
Description
Technical Field
The invention relates to the field of operating rod equipment, in particular to a short circuit grounding wire operating device capable of being bent.
Background
Short-circuit ground wires are a very important safety tool in electrical safety operations. The insulating operating rod, the fastening clamp and the wire end clamp of the existing spiral short circuit grounding wire are sequentially connected and arranged on the same axis and are connected through the screw rod fixed on the insulating rod. When an operator installs or removes the grounding wire, the clamping firmware generates linear displacement by rotating the insulation operating rod, so that the wire end clamp is clamped or loosened on the grounded conductor, and meanwhile, a short-circuit grounding wire is fixed on the wire end clamp.
However, in the conventional short-circuit grounding wire, the wire end clamp is mounted on the screw rod fixed with the insulating operating rod, and the insulating operating rod, the fastening clamp and the wire end clamp in the short-circuit grounding wire can only do linear motion on the axis, so that the insulating operating rod cannot be bent in the direction around the axis, and when an operator is on a special operation table, the operation under different angles is difficult to meet. In addition, a plurality of insulating operating rods are required to be matched and used for a group of portable short-circuit grounding wires, and the operation load is increased in the hanging process during high-altitude assembly and disassembly.
Disclosure of Invention
The invention provides a bendable short circuit grounding wire operating device, aiming at overcoming the defect that the short circuit grounding wire in the prior art cannot bend the direction of an insulating operating rod according to requirements.
In order to solve the technical problems, the technical scheme of the invention is as follows:
a bendable short circuit ground wire operating device comprises an operating rod, a fastening screw, a ground wire clamp and a direction changing device, wherein the direction changing device comprises a sleeve and a universal joint, and one end of the sleeve is fixedly connected with one end of the operating rod; the other end of the sleeve is provided with an opening; two side surfaces of the sleeve are provided with axial guide grooves; the two sides of the universal joint are provided with protruding structures, the universal joint is connected with the guide groove in a sliding mode through the protruding structures, and when the universal joint slides to one end, close to the opening of the sleeve, of the guide groove, the turning end of the universal joint extends out of the sleeve; the direction changing end of the universal joint is connected with one end of the fastening screw rod; the ground wire clamp comprises a clamp main body and a fastening clamp, wherein a short circuit wire mounting hole is formed in one outer side of the clamp main body, and a through screw hole is formed in the lower surface of the clamp main body; one side of the fastening clamp is connected with the inner side surface of the wire clamp main body in a sliding way, and a hole-shaped clamping groove is formed in the lower side surface of the fastening clamp; the other end of the fastening screw is provided with a round-head clamping piece, the fastening screw is in threaded connection with a screw hole formed in the lower surface of the wire clamp main body, and the round-head clamping piece is clamped with the hole-shaped clamping groove.
In the technical scheme, a direction changing device capable of changing directions and rotating around a shaft is additionally arranged, in a normal state, protruding structures arranged on two sides of a universal joint slide to one end, far away from an opening of a sleeve, of a guide groove, and the universal joint is integrally arranged in the sleeve, so that an operating rod is kept in a stable axial connection relation; when the operating rod direction is required to be adjusted, the operating rod is pulled, the protruding structures arranged on the two sides of the universal joint slide to one end, close to the opening of the sleeve, of the guide groove, the turning end of the universal joint extends out of the sleeve at the moment, and the fastening screw connected with the turning end can change the included angle between the fastening screw and the operating rod according to operation requirements, so that operation at different angles is met. In the use, install fastening screw and earth connection fastener earlier, the fastening screw main part just rather than threaded connection through the screw that earth connection fastener central line pressed from both sides the main part lower surface and seted up, the round head fastener that the fastening screw other end set up carries out the joint with the poroid draw-in groove that the fastening clamp downside in the earth connection fastener set up, then is connected the diversion end of universal joint and fastening screw's one end, has accomplished the installation of action bars promptly. When the preparation of installing the grounding wire is made, the rotating operation of the fastening screw rod is driven by rotating the operating rod according to the size of the conductor to be grounded, the position of the fastening clamp piece in the grounding wire clamp relative to the wire clamp main body is adjusted, and an operator can clamp the grounding wire clamp into a target conductor according to operation requirements. After the ground wire clamp is clamped into the conductor, an operator can pull the operating rod to enable the sleeve in the direction changing device connected with the operating rod to move downwards, the protruding structures arranged on two sides of the universal joint slide to one end, close to the opening of the sleeve, of the guide groove, the direction changing end of the universal joint extends out of the sleeve, the operating rod can be bent at will under the direction changing effect of the universal joint, the operator can rotate the operating rod at any angle according to the actual use condition, and the fastening clamp in the ground wire clamp further clamps or loosens the conducting wire under the rotating effect of the fastening screw rod.
Preferably, pins penetrate through two sides of the universal joint, and two ends of each pin are used as protruding structures to be in sliding connection with the guide grooves; two ends of the pin are sleeved with first compression springs, and the universal joint is fixed in the sleeve through the first compression springs; the two ends of the pin extend out of the guide grooves, and the two ends of the pin are arranged on the outer side surface of the sleeve through the round gasket and the round-head nut. Wherein, compression spring is used for overcoming the universal joint and is connected the dead weight of other parts that set up with the universal joint, avoids the universal joint to slide along the guide slot under the effect of dead weight of action bars or universal joint in the action of action bars use.
Preferably, one end of the fastening screw is provided with a sleeve, the sleeve is provided with an L-shaped groove, one end of the L-shaped groove is arranged at the end part of the sleeve, and the long edge of the L-shaped groove is perpendicular to the end part of the sleeve; the terminal periphery of the diversion end of universal joint outwards is provided with the fastener that matches with L type groove position, and the fastener that the head rod set up through its end is followed L type groove position and sleeve sliding connection realize being connected with dismantling of turning device and fastening screw.
In this preferred scheme, the sleeve of seting up the trench through fastening screw one end setting is connected with dismantling of universal joint diversion end, realizes the demountable installation of action bars and earth connection fastener, and the operation personnel can use 1 action bars to the installation or the dismantlement of other similar short circuit earth connection, reduces the input of action bars. In the use, when the action bars is demolishd to needs, promote the action bars along axial direction, the action bars of rotating simultaneously makes the fastener that universal joint diversion end tip periphery set up slide along L type slot position and withdraw from the sleeve to realize the separation of action bars and earth connection fastener. When the operating rod needs to be installed to remove the short-circuit grounding wire, the operating rod is pushed, the clamping piece arranged at the tail end of the turning end of the universal joint slides into the sleeve along the L-shaped groove, then the operating rod is rotated, the clamping piece arranged at the tail end of the turning end of the universal joint is clamped into the corner of the L-shaped groove, the operating rod is installed, the operating rod is rotated again, the fastening clamping piece in the wire connecting clamp is further loosened with the wire under the rotating action of the fastening screw rod, and the short-circuit grounding wire removing operation is completed.
Preferably, the tail end of the universal joint turning end and the sleeve are provided with a second compression spring for playing a role in deadly jacking the tail end of the universal joint turning end and avoiding the clamping piece arranged on the universal joint turning end from loosening with the L-shaped groove.
Preferably, one end of the operating rod is provided with a connecting rod, the outer side face of one end of the sleeve is provided with a fixing groove, the top end of the connecting rod is arranged in the fixing groove, and the connecting rod and the fixing groove are connected and fixed through a U-shaped spring pin. In this preferred scheme, the action bars accessible U type spring pin realizes being connected with dismantling of deviator, is convenient for change the action bars that produce corrosion or loss.
Preferably, the outer surface of the other end of the operating rod is sleeved with an insulating sheath.
Preferably, the short-circuit grounding wire operating device further comprises an oriented clamping groove, wherein the oriented clamping groove comprises a clamping groove main body and a clamping groove base, and the clamping groove main body is matched with the sleeve in shape; the clamping groove base is a U-shaped base and is fixedly clamped with the lower portion of the wire clamp main body, a fixing piece is arranged on one side of the clamping groove base outwards, and the clamping groove main body is connected with the fixing piece through a pin and a torsion spring. In this preferred scheme, the directional draw-in groove that adds is arranged in operating lever installation earth connection according to the operation needs, through blocking the sleeve pipe in the deviator, realizes the opening direction of fixed earth connection fastener. In the use process, when the preparation for installing the ground wire is carried out, after the position of a fastening clamp in the ground wire clamp relative to the clamp main body is adjusted, the directional clamping groove is pressed down to clamp the sleeve of the direction changing device, so that the fixation of the opening direction of the ground wire clamp can be realized, and an operator can clamp the ground wire clamp into a target conductor more effectively according to the operation requirement. When the operating rod needs to be detached, an operator pulls the operating rod to enable the sleeve in the direction changing device connected with the operating rod to move downwards, the protruding structures arranged on two sides of the universal joint slide to one end, close to the opening of the sleeve, of the guide groove, the direction changing end of the universal joint extends out of the sleeve, the sleeve slides relative to the directional clamping groove at the moment, and the sleeve is separated from the clamping effect of the directional clamping groove.
Preferably, the opening position of the clamping groove main body is inwards provided with a limiting spring piece which is used for enhancing the clamping effect of the directional clamping groove.
Preferably, the opening position of the clamping groove main body is outwards provided with a handle, so that an operator can manually adjust the clamping or loosening of the directional clamping groove and the sleeve.
Preferably, the sleeve in the direction changing device is a square sleeve, and the main body of the clamping groove in the directional clamping groove is a square clamping groove matched with the shape of the sleeve.
Compared with the prior art, the technical scheme of the invention has the beneficial effects that: the direction changing device arranged between the fastening screw rod and the operating rod realizes the axial connection between the operating rod and the fastening screw rod and the convertible operation of bending around the shaft, and meets the operation requirements of operators at different angles; through the detachable connection between the fastening screw and the direction changing device, the dismounting of the similar short circuit grounding wires by using one operating rod is realized, the investment of the operating rod is reduced, and thus the operation load in the overhead dismounting and hanging process is reduced; through the clamping effect of the directional clamping groove on the direction changing device, the opening direction of the ground wire clamp can be effectively fixed, and an operator can conveniently clamp the wire clamp into a target conductor.
Drawings
Fig. 1 is a schematic structural diagram of a bendable short-circuit ground wire operating device in embodiment 1.
Fig. 2 is a schematic structural diagram of a direction changing device of the bendable short-circuit ground wire operating device according to embodiment 1.
Fig. 3 is a schematic structural view of an operating lever of the bendable short-circuit ground wire operating device according to embodiment 1.
Fig. 4 is a schematic structural diagram of a bendable short-circuit ground wire operating device in embodiment 2.
Fig. 5 is a schematic structural view of a fastening screw of the bendable short-circuit ground wire operating device of embodiment 2.
Fig. 6 is a schematic structural diagram of a bendable short-circuit ground wire operating device according to embodiment 3.
Fig. 7 is a schematic structural diagram of a directional card slot of the bendable short-circuit ground wire operating device according to embodiment 3.
Fig. 8 is a state diagram of the operation device of the bendable short-circuit grounding wire of the embodiment 3.
Fig. 9 is a state diagram of the operation device of the bendable short-circuit grounding wire of the embodiment 3.
The cable clamp comprises an operating rod 1, an operating rod 11, a connecting rod 12, an insulating sheath 2, a deviator 21, a sleeve 211, a guide groove 212, a fixing groove 22, a deviator section 221, a deviator end 222, a protrusion structure 223, a clamping piece 23, a first compression spring, a fastening screw rod 3, a round-head clamping piece 31, a sleeve 32, a second compression spring 33, a grounding wire clamp 4, a wire clamp body 41, a fastening clamping piece 42, a short-circuit wire mounting hole 43, a screw hole 44, a hole-shaped clamping groove 45, a directional clamping groove 5, a clamping groove body 51, a clamping groove base 52, a fixing piece 53, a limiting spring piece 54 and a handle 55.
Detailed Description
The drawings are for illustrative purposes only and are not to be construed as limiting the patent;
for the purpose of better illustrating the embodiments, certain features of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product;
it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.
The technical solution of the present invention is further described below with reference to the accompanying drawings and examples.
Example 1
Fig. 1 is a schematic structural diagram of a bendable short-circuit ground wire operating device according to the present embodiment.
The embodiment provides a bendable short circuit ground wire operating device which comprises an operating rod 1, a deviator 2, a fastening screw 3 and a ground wire clamp 4, wherein the deviator 2 comprises a sleeve 21 and a universal joint 22, one end of the sleeve 21 is arranged in a sealing manner, and one end of the sleeve 21 is fixedly connected with one end of the operating rod 1; the other end of the sleeve 21 is provided with an opening; two side surfaces of the sleeve 21 are provided with axial guide grooves 211; the two sides of the universal joint 22 are provided with protruding structures 222, the universal joint 22 is connected with the guide grooves 211 in a sliding manner through the protruding structures 222, and when the universal joint 22 slides to one end of the guide grooves 211 close to the opening of the sleeve 21, the direction changing end 221 of the universal joint 22 extends out of the sleeve 21; the direction changing end 221 of the universal joint 22 is connected with one end of the fastening screw rod 3;
the ground wire clamp 4 comprises a C-shaped wire clamp body 41 and a fastening clamp 42, wherein a short circuit wire mounting hole 43 is formed in one outer side of the wire clamp body 41, and a through screw hole 44 is formed in the lower surface of the wire clamp body 41; one side of the fastening clamp 42 is connected with the inner side surface of the wire clamp body 41 in a sliding manner, and a hole-shaped clamping groove 45 is formed in the lower side surface of the fastening clamp 42; the other end of the fastening screw rod 3 is provided with a round-head clamping piece 31, the fastening screw rod 3 is in threaded connection with a screw hole 44 formed in the lower surface of the wire clamp main body 41, and the round-head clamping piece 31 arranged at the other end of the fastening screw rod 3 is clamped with the hole-shaped clamping groove 45.
In this embodiment, two sides of the universal joint 22 are provided with pins in a penetrating manner, and two ends of the pins are used as protruding structures 222 arranged on two sides of the universal joint 22 and are connected with the guide grooves 221 in a sliding manner; two ends of the pin are sleeved with first compression springs 23, and the universal joint 22 is fixed in the sleeve 21 through the first compression springs 23; the two ends of the pin extend out of the guide groove 221, and the two ends of the pin are arranged on the outer side surface of the sleeve 21 through a round gasket and a round nut.
Fig. 2 is a schematic structural diagram of a direction changing device of the bendable short-circuit ground wire operating device of the present embodiment.
In this embodiment, one end of the operating rod 1 is provided with the connecting rod 11, one end of the sleeve 21 in the direction changing device 2 is provided with the fixing groove 212, the end of the connecting rod 11 is inserted into the fixing groove, the connecting rod 11 and the fixing groove 212 are connected and fixed by a U-shaped spring pin, and the outer surface of the other end of the operating rod 1 is sleeved with the insulating sheath 12.
Fig. 3 is a schematic structural diagram of an operating rod of the bendable short-circuit ground wire operating device according to the present embodiment.
In the specific implementation process, the fastening screw 3 and the ground wire clamp 4 are installed firstly, the main body of the fastening screw 3 passes through a screw hole 44 formed in the lower side of the central wire clamp body 4 of the ground wire clamp 4 and is in threaded connection with the screw hole, the round-head clamping piece 31 arranged at the other end of the fastening screw 3 is clamped with a hole-shaped clamping groove 45 arranged in the lower side face of the fastening clamping piece 42 in the ground wire clamp 4, then the turning end 221 of the universal joint 22 is connected with one end of the fastening screw 3, and the installation of the operation rod part is completed.
When the preparation of installing the grounding wire is made, firstly, according to the size of the conductor to be grounded, the rotating operation rod 1 is rotated to drive the rotating of the fastening screw rod 3, the position of the fastening clamp 42 in the grounding wire clamp 4 relative to the clamp main body 41 and the opening direction of the grounding wire clamp are adjusted, and an operator can clamp the grounding wire clamp into a target conductor according to operation requirements. After the ground wire clamp is clamped into a conductor, an operator can pull the operating rod 1 to enable the sleeve 21 in the direction changing device 2 connected with the operating rod to move downwards, at the moment, the protruding structures 222 arranged on two sides of the universal joint 22 slide to one end, close to the opening of the sleeve 21, of the guide groove 211, the direction changing end 221 of the universal joint 22 extends out of the sleeve 21, the operating rod 1 can freely bend under the direction changing effect of the universal joint 22, the operator can rotate the operating rod 1 at any angle according to the actual use condition, and the fastening clamp 41 in the ground wire clamp 4 further clamps a lead under the rotating effect of the fastening screw 3.
In this embodiment, a direction changing device 2 composed of a sleeve 21 and a universal joint 22 is arranged between the operating rod 1 and the fastening screw 3, so that the short-circuit grounding wire can be more conveniently dismounted and mounted by an operator at different operation positions in the operation process. When the universal joint 22 is retracted into the sleeve 21, the fastening screw, the direction changing device and the operating rod are in hard connection on the same axis, and when the universal joint 22 slides out of the sleeve 21, the operating rod 1 can perform multi-angle bending operation around the axis of the fastening screw 3. Meanwhile, the first compression spring 23 arranged in the sleeve 21 can overcome the gravity action of the universal joint 22 and the operating rod 1 connected with the universal joint, so that the operator can manually control the movement of the change joint in the sleeve.
Example 2
Fig. 4 is a schematic structural diagram of the bendable short-circuit ground wire operating device of the present embodiment.
On the basis of the bendable short-circuit ground wire operating device provided in embodiment 1, in this embodiment, one end of the fastening screw 3 is provided with a sleeve 32, the sleeve 32 is provided with an L-shaped slot, one end of the L-shaped slot is arranged at the end of the sleeve 32, and the long side of the L-shaped slot is perpendicular to the end of the sleeve 32; the clamping piece 223 matched with the L-shaped groove is arranged outwards on the periphery of the tail end 221 of the turning end of the universal joint 22; the universal joint 22 is connected with the sleeve 32 in a sliding mode along the L-shaped groove position through a protruding structure 222 arranged at the tail end of the turning end 221, and a second compression spring 33 is arranged between the tail end of the turning end 221 and the sleeve 32.
Fig. 5 is a schematic structural view of a fastening screw of the bendable short-circuit ground wire operating device of the present embodiment.
In the specific implementation process, when the operating rod 1 needs to be detached, the operating rod 1 is pushed in the axial direction, then the operating rod 1 is rotated, so that the clamping piece 223 arranged on the periphery of the tail end of the turning end 221 in the universal joint 22 slides along the L-shaped groove position and exits from the sleeve 32, and therefore the operating rod 1 is separated from the grounding wire clamp 4.
When the operating rod 1 needs to be installed to remove the short-circuit grounding wire, firstly, after the turning end 221 in the universal joint 22 is aligned to the sleeve 32, the operating rod 1 is pushed, the clamping piece 223 arranged at the tail end of the turning end 221 slides into the sleeve 32 along the L-shaped groove position, then the operating rod 1 is rotated, the clamping piece 223 arranged at the tail end of the turning end 221 is clamped into the corner of the L-shaped groove position, the installation of the operating rod 1 is completed, the operating rod 1 is rotated again at the moment, the fastening clamping piece 42 in the grounding wire clamp 4 is loosened with the wire under the rotating action of the fastening screw rod 3, the grounding wire clamp 4 can be taken down, and the short-circuit grounding wire removing operation is completed.
In this embodiment, the sleeve 32 that sets up the trench through the setting of fastening screw 3 one end is connected with dismantling of universal joint 22, realizes the demountable installation of action bars 1 and earth connection fastener 4, and the operation personnel can use 1 action bars to the installation or the dismantlement of other similar short circuit earth connection, reduces the input of action bars.
Example 3
Fig. 6 is a schematic structural diagram of the bendable short-circuit ground wire operating device of the present embodiment.
In the short circuit ground wire operating device provided in this embodiment, an orientation clamping groove 5 is additionally provided on the basis of the short circuit ground wire operating device provided in embodiment 2.
The directional card slot 5 in this embodiment includes a card slot main body 51 that matches the shape of the sleeve 21 in the direction changing device 2, and a card slot base 52 for fixing the card slot main body 51, wherein the card slot main body 51 matches the shape of the sleeve 21 in the direction changing device 2; the clamping groove base 52 is a U-shaped base, the clamping groove base 52 is fixedly clamped with the lower portion of the wire clamp body 4, a fixing piece 53 is arranged on one side of the clamping groove base 52 outwards, and the clamping groove body 51 is connected with the fixing piece 53 through a pin and a torsion spring.
Fig. 7 is a schematic structural diagram of the directional card slot 5 of the bendable short-circuit ground wire operating device of the present embodiment.
In this embodiment, the opening of the card slot main body 51 is provided with a limiting spring piece 54 inward, and the limiting spring piece 54 is used for enhancing the clamping effect of the directional card slot 5 on the sleeve 21.
In this embodiment, the opening of the slot body is provided with a handle 55, which is convenient for the operator to manually adjust the clamping or releasing of the directional slot and the sleeve.
In this embodiment, the sleeve 21 in the direction changing device 2 is a square sleeve, and the slot main body 51 in the directional slot 5 is a square slot matching with the sleeve 21 in shape.
Fig. 8 and 9 are diagrams illustrating a usage state of the bendable short-circuit ground wire operation device according to the present embodiment. In the specific implementation process, when preparing to install the ground wire, as shown in a use state (1) in fig. 8, after an operator adjusts the position of the fastening clamp 42 in the ground wire clamp 4 relative to the clamp main body 41, the operator presses down the clamp groove main body 51 in the orientation clamp groove 5 to clamp the sleeve 21 of the direction changing device 2, so that the opening direction of the ground wire clamp can be fixed, and the operator can clamp the ground wire clamp into a target conductor more effectively according to the operation requirement. When the operating rod 1 needs to be removed, as shown in a use state (2) in fig. 8, an operator pulls the operating rod 1 to move the sleeve 21 in the direction changing device 2 connected with the operating rod 1 to the right, the protruding structures 223 arranged on two sides of the universal joint 22 slide to one end, close to the opening of the sleeve 21, in the guide groove 211, the direction changing end 221 of the universal joint 22 extends out of the sleeve 21, meanwhile, the sleeve 21 slides relative to the directional clamping groove 5, so that the sleeve 21 is separated from the clamping effect of the directional clamping groove 5, and the directional clamping groove 5 bounces up.
When the operating rod 1 needs to be removed, as shown in the state (1) in fig. 9, to complete the state that the ground wire clamp is clamped as a target conductor, at this time, an operator pulls the operating rod 1 along the axial direction to move the sleeve 21 in the phase change device 2 connected with the operating rod to the right, the protruding structures 223 arranged at two sides of the universal joint 22 slide to one end of the guide groove 211 close to the opening of the sleeve 21, the universal joint 22 extends out of the opening end of the sleeve 21, and simultaneously the sleeve 21 slides relative to the directional clamping groove 5, so that the sleeve 21 is separated from the clamping effect of the directional clamping groove 5, and the directional clamping groove 5 bounces upwards, as shown in the state (2) in fig. 9. Then, the operating rod 1 is pushed to the left, the universal joint 22 is clamped into the sleeve 21 again, the main body of the combination of the operating rod 1 and the phase change device 2 is in a hard connection state, as shown in a state (3) in fig. 9, then, the operating rod 1 is rotated, the clamping piece 223 arranged at the tail end of the universal joint 22 slides along the L-shaped groove position arranged in the fastening screw rod 3 and exits from the sleeve 32, so that the operating rod 1 is separated from the grounding wire clamp 4, as shown in a state (4) in fig. 9, and the operation rod 1 is removed.
In this embodiment, the additional directional clamping groove 5 is used for clamping the sleeve 21 in the direction changing device 2 according to the operation requirement when the operating rod is used for installing the ground wire, so as to fix the opening direction of the ground wire clamp 4.
The same or similar reference numerals correspond to the same or similar parts;
the terms describing positional relationships in the drawings are for illustrative purposes only and are not to be construed as limiting the patent;
it should be understood that the above-described embodiments of the present invention are merely examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.
Claims (10)
1. The utility model provides a short circuit earth connection operating means that can buckle, includes action bars, fastening screw, earth connection fastener, its characterized in that: the short circuit grounding wire operating device further comprises a direction changing device, wherein the direction changing device comprises a sleeve and a universal joint, one end of the sleeve is fixedly connected with one end of the operating rod, and the other end of the sleeve is provided with an opening; two side surfaces of the sleeve are provided with axial guide grooves;
the universal joint is connected with the guide groove in a sliding mode through the protruding structures, and when the universal joint slides to one end, close to the opening of the sleeve, of the guide groove, the turning end of the universal joint extends out of the sleeve; the direction changing end of the universal joint is connected with one end of the fastening screw rod;
the ground wire clamp comprises a clamp main body and a fastening clamp, wherein a short circuit wire mounting hole is formed in one outer side of the clamp main body, and a through screw hole is formed in the lower surface of the clamp main body; one side of the fastening clamp is connected with the inner side surface of the wire clamp main body in a sliding manner, and a hole-shaped clamping groove is formed in the lower side surface of the fastening clamp; the other end of the fastening screw is provided with a round-head clamping piece, the fastening screw is in threaded connection with a screw hole formed in the lower surface of the wire clamp main body, and the round-head clamping piece is connected with a hole-shaped clamping groove formed in the lower side surface of the fastening clamping piece.
2. The device of claim 1, wherein: pins penetrate through two sides of the universal joint, and two ends of each pin are used as protruding structures and are in sliding connection with the guide grooves; two ends of the pin are sleeved with first compression springs, and the universal joint is fixed in the sleeve through the first compression springs; the two ends of the pin extend out of the guide grooves, and the two ends of the pin are arranged on the outer side surface of the sleeve through the round gasket and the round-head nut.
3. The device of claim 1, wherein: a sleeve is arranged at one end of the fastening screw, an L-shaped groove is formed in the sleeve, one end of the L-shaped groove is arranged at the end of the sleeve, and the long edge of the L-shaped groove is perpendicular to the end of the sleeve; the periphery of the tail end of the turning end of the universal joint is outwards provided with a clamping piece matched with the L-shaped groove; and the clamping piece arranged at the tail end of the turning end of the universal joint is in sliding connection with the sleeve along the L-shaped groove.
4. The device of claim 3, wherein: and a second compression spring is arranged between the tail end of the turning end of the universal joint and the sleeve.
5. The device of claim 1, wherein: the one end of action bars is provided with the connecting rod, sheathed tube one end face is provided with the fixed slot, the connecting rod inserts set up in the fixed slot, just the connecting rod with the fixed slot adopts U type spring pin to connect fixedly.
6. The device of claim 1, wherein: and an insulating sheath is sleeved on the outer surface of the other end of the operating rod.
7. The device for operating a short circuit ground wire capable of being bent according to any one of claims 1 to 6, wherein: the short circuit grounding wire operating device further comprises an oriented clamping groove, wherein the oriented clamping groove comprises a clamping groove main body and a clamping groove base, and the clamping groove main body is matched with the sleeve in shape; the clamp comprises a clamp body, a clamp groove base and a clamp body, wherein the clamp groove base is a U-shaped base, the clamp groove base and the lower portion of the clamp body are fixedly clamped, a fixing piece is arranged on one side of the clamp groove base outwards, and the clamp groove body is connected with the fixing piece through a pin and a torsion spring.
8. The device of claim 7, wherein: and the opening position of the clamping groove main body is inwards provided with a limiting spring piece.
9. The device of claim 8, wherein: the opening position of the clamping groove main body is outwards provided with a handle.
10. The device of claim 7, wherein: the sleeve in the direction changing device is a square sleeve, and the clamping groove main body in the directional clamping groove is a square clamping groove matched with the sleeve in shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911103185.8A CN110867666A (en) | 2019-11-12 | 2019-11-12 | Short circuit grounding wire operating device capable of being bent |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911103185.8A CN110867666A (en) | 2019-11-12 | 2019-11-12 | Short circuit grounding wire operating device capable of being bent |
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| Publication Number | Publication Date |
|---|---|
| CN110867666A true CN110867666A (en) | 2020-03-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911103185.8A Pending CN110867666A (en) | 2019-11-12 | 2019-11-12 | Short circuit grounding wire operating device capable of being bent |
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| CN (1) | CN110867666A (en) |
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| CN111653981A (en) * | 2020-06-15 | 2020-09-11 | 刘欢 | Power grid wire clamp hot-line operation installation equipment and operation method thereof |
| CN111900559A (en) * | 2020-08-04 | 2020-11-06 | 贵州电网有限责任公司 | Branch wire clamp capable of being quickly separated |
| CN112072349A (en) * | 2020-09-04 | 2020-12-11 | 国网山东省电力公司莱芜供电公司 | Ground wire operating rod and using method thereof |
| CN112421269A (en) * | 2020-11-10 | 2021-02-26 | 贵州电网有限责任公司 | Close looks formula earth connection pole |
| CN112652892A (en) * | 2020-12-25 | 2021-04-13 | 国网江苏省电力有限公司苏州供电分公司 | Grounding wire clamp and grounding device |
| CN113764906A (en) * | 2021-10-08 | 2021-12-07 | 广东电网有限责任公司东莞供电局 | Insulating earthing device |
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2019
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111653981A (en) * | 2020-06-15 | 2020-09-11 | 刘欢 | Power grid wire clamp hot-line operation installation equipment and operation method thereof |
| CN111653981B (en) * | 2020-06-15 | 2021-09-24 | 刘欢 | Power grid wire clamp hot-line operation installation equipment and operation method thereof |
| CN111900559A (en) * | 2020-08-04 | 2020-11-06 | 贵州电网有限责任公司 | Branch wire clamp capable of being quickly separated |
| CN112072349A (en) * | 2020-09-04 | 2020-12-11 | 国网山东省电力公司莱芜供电公司 | Ground wire operating rod and using method thereof |
| CN112421269A (en) * | 2020-11-10 | 2021-02-26 | 贵州电网有限责任公司 | Close looks formula earth connection pole |
| CN112421269B (en) * | 2020-11-10 | 2022-02-22 | 贵州电网有限责任公司 | Close looks formula earth connection pole |
| CN112652892A (en) * | 2020-12-25 | 2021-04-13 | 国网江苏省电力有限公司苏州供电分公司 | Grounding wire clamp and grounding device |
| CN113764906A (en) * | 2021-10-08 | 2021-12-07 | 广东电网有限责任公司东莞供电局 | Insulating earthing device |
| CN113764906B (en) * | 2021-10-08 | 2023-12-22 | 广东电网有限责任公司东莞供电局 | Insulating earthing device |
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