CN218770133U

CN218770133U - Double-contact push-pull type grounding operating rod

Info

Publication number: CN218770133U
Application number: CN202222209492.8U
Authority: CN
Inventors: 潘科; 杨建洲; 王德武; 和智高; 和晓华; 何鹏; 李奕霖; 梁家余; 王向明; 何建波
Original assignee: Lijiang Power Supply Bureau of Yunnan Power Grid Co Ltd)
Current assignee: Lijiang Power Supply Bureau of Yunnan Power Grid Co Ltd)
Priority date: 2022-08-22
Filing date: 2022-08-22
Publication date: 2023-03-28
Anticipated expiration: 2032-08-22

Abstract

The utility model discloses a plug-type ground connection action bars of dual contact, including being used for hanging the dual contact hanging wire on the wire collude the structure, with the dual contact hanging wire colludes the ground connection action bars structure of structure plug-type connection, wherein: double contact hanging wire colludes structure keeps the double contact including the tongue piece that is used for the chucking wire and the activity dop that is used for the chucking wire, ground connection action bars structure is including the reverse push-and-pull structure that is used for promoting the activity dop to remove and the quick locking structure that is used for the auto-lock, through the mode mentioned above, the utility model discloses quick push-and-pull rack of application, locking and double contact structure principle, easy to operate, the operation is rapid, does not hinder the wire, and big or small angle can both reliably contact with the wire.

Description

Double-contact push-pull type grounding operating rod

Technical Field

The utility model relates to an earthing device in electric power field especially relates to the name of plug-type ground connection action bars of two contacts.

Background

The ground connection action bars who uses at present are spiral action bars, and multisection earth bar adopts the spiral butt joint, and the hanging wire colludes and adopts spiral compressing tightly, discovers in the in-service use process that this type earth connection has a plurality of shortcomings: the thread of the hook of the wire is usually 30 turns, and the butt thread between the rods is usually 8 turns.

During operation, the wire hook needs to unscrew the screw rod firstly and then screw down, and is time-consuming, labor-consuming, slow and inconvenient to operate, especially when the horizontal angle of a drainage wire of equipment such as a main transformer is large, the operation is more difficult, and the hanging of the one-phase grounding rod enables the hand of a worker to be soft and difficult to continue to operate.

SUMMERY OF THE UTILITY MODEL

The utility model provides a plug-type ground connection action bars of two contacts to solve the hanging wire and collude loaded down with trivial details operation, the hanging wire colludes with the unreliable, not hard up problem of wire contact.

The principle of quick push-pull rack, locking and double-contact structure is applied, the operation is easy and quick, the operation speed is improved by 15-20 times, the wire is not damaged, and the wire can be reliably contacted at large and small angles.

The utility model provides a two contact plug-type ground connection action bars include be used for hanging on the wire two contact string line hook structure, with two contact string line hook structure plug-type connection's ground connection action bars structure, wherein: the double-contact wire hanging hook structure comprises a tongue piece used for clamping a wire and a movable clamping head used for clamping the wire, double contact is kept, and the grounding operating rod structure comprises a reverse push-pull structure used for pushing the movable clamping head to move and a quick locking structure used for self locking.

Preferably, the double-contact wire hook structure comprises a wire hook, wherein the two sides of the inner wall of the wire hook are rotatably connected with tongue pieces, the two tongue pieces are contacted with the upper part of the two tongue pieces, the middle parts of the two tongue pieces are elastically connected with the inner wall of the wire hook through elastic pieces, the tail part of the wire hook is provided with a wire hook base connected with a grounding operating rod structure, a movable clamping head used for clamping a wire is installed on the inner wall of the wire hook below the two tongue pieces, a movable rod of the grounding operating rod structure penetrates through the wire hook base and then is connected with the movable clamping head through a movable clamping head end, and the outer wall of the wire hook is provided with a screw and a grounding wire wiring screw.

Preferably, the ground connection action bars structure is including installing in the base hollow tube of overhead line hook, the movable rod is equipped with in the hollow tube interpolation, the movable rod rear end is provided with strip external tooth, and the outer pole front end cover of operation has the interior pole of operation, and fixed mounting has "worker" shape cylinder in the outer pole of operation, "worker" shape cylinder goes up eccentric mounting has the rack of cartridge in the interior pole of operation, the rack portion of rack and movable rod passes through gear engagement and connects, and movable rod, gear and rack constitute reverse push-and-pull structure, "worker" shape cylinder and the cooperation of eccentric reverse push-and-pull structure provide push-and-pull power and revolving force, interior lock post is installed to the operation pole tail end, interior locking plate is installed to the outer pole inner wall of operation, and interior locking plate constitutes quick locking structure with interior lock post cooperation.

Preferably, ground connection action bars structure includes the hollow tube, the hollow tube is provided with the external screw thread, and base threaded connection is colluded with the hanging wire to the hollow tube, the movable rod is equipped with in the hollow tube interpolation, wear to adorn in the interior pole of operation after the movable rod passes the hollow tube, and the pole cover is in the outer pole of operation in the operation, be provided with the strip external tooth on the movable rod, the movable rod tail end is provided with the ratchet, be equipped with the rack in the pole of operation, the tail end of movable rod passes the rack, the eccentric rack portion that is provided with on the rack, the rack portion of rack and movable rod passes through gear engagement and connects, constitutes the reverse push-pull structure, be provided with the arc slot hole on the rack afterbody, four directions metal strip one end is fixed on the outer pole of operation with the punching lock, and four directions metal strip's other end activity cartridge is in the arc slot hole, install on the four directions metal strip can with the pawl of movable rod tail end meshing, constitute quick locking ratchet structure.

Preferably, the tail of the operating outer rod is provided with a positioning hole, a connecting rod is inserted into the tail of the operating outer rod, the marble is elastically arranged on the connecting rod through a spring, the spring is a V-shaped spring piece or a conventional spring, and the marble is matched with the positioning hole.

Compared with the prior art, the beneficial effects of the utility model are that:

the reverse push-pull structure can be connected with a movable chuck of the double-contact wire hook structure in a push-pull mode, and a lead is clamped by push-pull force;

due to the arrangement of two quick locking structures, the operation outer rod can be quickly self-locked by providing rotating force, so that the connection state is ensured;

the tongue piece and the movable chuck are used for double contact and simultaneously clamping the conducting wire, and are reliably contacted with the conducting wire, so that the problem of looseness caused by vibration is avoided;

the operation is rapid, the lead is not damaged, the operation is easy, and the operation speed is improved by 15-20 times.

Drawings

In order to more clearly illustrate the technical solution of the present invention, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious to those skilled in the art that other drawings can be obtained according to these drawings without any creative effort.

Fig. 1 is a schematic structural diagram of an embodiment of a dual-contact push-pull type grounding operating rod provided by the present invention;

fig. 2 is a schematic structural diagram of another embodiment of a dual-contact push-pull grounding operating rod provided by the present invention;

fig. 3 is a schematic view of a grounding operation rod structure according to another embodiment of the present invention.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the present application, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, but the present invention may be implemented in other ways different from the description below, and one skilled in the art may similarly generalize the present invention without departing from the spirit of the present invention, and therefore the present invention is not limited to the specific embodiments disclosed below.

Referring to fig. 1, it is a schematic structural diagram of an embodiment of the dual-contact push-pull type grounding operating rod of the present invention.

This kind of push-pull ground connection action bars of double contact includes: the double-contact wire hook structure is used for hanging on a wire, and is in push-pull connection with the double-contact wire hook structure, an operation outer rod 19 of the grounding operation rod structure is pulled downwards, the operation outer rod 19 is linked to drive a movable clamping head 7 of the double-contact wire hook structure to clamp the wire upwards, a tongue piece 8 of the double-contact wire hook structure also clamps the wire to keep double contact, and the operation outer rod 19 can rotate to complete locking.

The double-contact wire hook structure comprises a wire hook 9, wherein both sides of the inner wall of the wire hook 9 are respectively connected with a tongue piece 8 used for clamping a wire in a rotating mode through a pin, the upper parts of the two tongue pieces 8 are contacted, the middle parts of the two tongue pieces 8 are elastically connected with the inner wall of the wire hook 9 through elastic pieces 10, the tail part of the wire hook 9 is provided with a wire hook base 5 connected with a grounding operating rod structure, a movable clamping head 7 used for clamping the wire is installed on the inner wall of the wire hook 9 below the two tongue pieces 8, a movable rod 4 of the grounding operating rod structure penetrates through the wire hook base 5 and then is connected with the movable clamping head 7 through a movable clamping head end 12, a connecting cavity 6 used for placing the movable clamping head end 12 is arranged on the movable clamping head 7, and the outer wall of the wire hook 9 is provided with a screw 11 and a grounding wire wiring screw 13.

The grounding operating rod structure comprises a hollow tube 3, a movable rod 4, an operating inner rod 14, a gear 16, a rack 17, an inner lock column 18, an operating outer rod 19, an inner lock column 20 and an I-shaped cylinder 21, wherein the hollow tube 3 is installed on a wire hook base 5, the movable rod 4 is inserted in the hollow tube 3, strip-shaped outer teeth are arranged at the rear end of the movable rod 4, the operating inner rod 14 is sleeved at the front end of the operating outer rod 19, the I-shaped cylinder 21 is fixedly installed in the operating outer rod 19, the rack 17 inserted in the operating inner rod 14 is eccentrically installed on the I-shaped cylinder 21, the rack 17 and the rack portion of the movable rod 4 are meshed and connected through the gear 16, the movable rod 4, the gear 16 and the rack 17 form a reverse push-pull structure, the I-shaped cylinder 21 is matched with the eccentric reverse push-pull structure to provide push-pull force and rotating force, the rack 17 is longer and extends out of the operating inner rod 14, the inner lock column 18 is installed at the tail end of the operating inner rod 14, an inner lock plate 20 is installed on the inner wall of the operating outer rod 19, and the inner lock plate 18 is matched with the inner lock column 20 to form a rapid locking structure.

Wherein 19 afterbody of operation outer lever has seted up locating hole 2, and 19 afterbody cartridges of operation outer lever have the connecting rod, and marble 15 sets up on the connecting rod through spring elasticity, and the spring adopts V-arrangement spring leaf or conventional spring, and marble 15 uses with the cooperation of locating hole 2, and marble 15 gets into in the locating hole 2, plays connection, locking effect, and is quick, reliably butt joint with operation outer lever 19, can accomplish the locking.

In the first embodiment: when the double-contact push-pull type grounding operating rod works, after a wire hook 9 is hung on a wire, an operating outer rod 19 is pulled downwards, an I-shaped cylinder 21 in the operating outer rod 19 pulls a reverse push-pull structure, a rack 17 moves downwards, a movable rod 4 moves upwards under the action of a gear rack group to drive a movable clamping head 7 to clamp the wire upwards, two tongue pieces 8 also clamp the wire, so that the wire is in double contact with the wire hook 9, then the operating outer rod 19 rotates for 1-2 circles, the quick locking structure works, an inner locking piece 18 is matched with an inner locking column 20, locking can be completed, and the operation steps are opposite during dismantling.

Referring to fig. 2, for the structural schematic diagram of another embodiment of the dual-contact push-pull type grounding operating rod of the present invention, refer to fig. 3, which is a schematic diagram of a grounding operating rod structure of two dual-contact push-pull type grounding operating rods of the present embodiment.

The grounding operating rod structure comprises a hollow tube 3, the hollow tube 3 is provided with external threads, the hollow tube 3 is in threaded connection with a wire hook base 5, a movable rod 4 is inserted into the hollow tube 3, the movable rod 4 penetrates through the hollow tube 3 and then is arranged in an operating inner rod 14 in a penetrating mode, the operating inner rod 14 is sleeved in an operating outer rod 19, strip-shaped external teeth are arranged on the movable rod 4, a ratchet is arranged at the tail end of the movable rod 4, a rack 17 is arranged in the operating inner rod 14, the tail end of the movable rod 4 penetrates through the rack 17, a rack portion is eccentrically arranged on the rack 17, the rack 17 and the rack portion of the movable rod 4 are meshed through a gear 16 to form a reverse pushing and pulling structure, an arc-shaped long hole 20-1 is formed in the tail portion of the rack 17, one end of a square metal strip 18-1 is fixed on the operating outer rod 19 through a center lock, the other end of the square metal strip 18-1 is movably inserted into the arc-shaped long hole 20-1, a pawl capable of being meshed with the tail end of the movable rod 4 is installed on the square metal strip 18-1, the square metal strip 19 rotates the operating outer rod 19, the square metal strip 18-1 moves along the arc-1, the movable rod is close to be meshed with the pawl, and is meshed with the pawl, and the pawl is fast meshed with the pawl, and the pawl.

The second embodiment: when the double-contact push-pull type grounding operating rod works, a wire hook 9 is hung on a wire, then an operating outer rod 19 is pulled downwards, a square metal strip 18-1 in the operating outer rod 19 pulls a reverse push-pull structure, a rack 17 moves downwards, a movable rod 4 moves upwards under the action of a gear rack group to drive a movable chuck 7 to clamp the wire upwards, two tongue pieces 8 also clamp the wire to enable the wire to keep double contact with the wire hook 9, then the operating outer rod 19 rotates for 1-2 circles, the square metal strip 18-1 moves along an arc-shaped long hole 20-1, a pawl is close to the movable rod 4 and is meshed with a ratchet, locking is achieved quickly, and locking can be achieved, and the operation steps are opposite when the operating outer rod is dismounted.

The utility model relates to a plug-type ground connection action bars of two contacts utilizes quick push-and-pull rack, locking and two contact structure principles, easy to operate, and the operation is rapid, improves operating speed 15-20 times, does not hinder the wire, and big or small angle can both reliably contact with the wire.

The above is only a specific embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the principle of the present invention, and these improvements and decorations should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides a plug-type ground connection action bars of double contact which characterized in that: including be used for hanging on the wire double contact hanging wire hook structure, with double contact hanging wire hook structure push-pull type ground connection action bars structure of connecting, wherein: the double-contact wire hanging hook structure comprises a tongue piece used for clamping a wire and a movable clamping head used for clamping the wire, double contact is kept, and the grounding operating rod structure comprises a reverse push-pull structure used for pushing the movable clamping head to move and a quick locking structure used for self locking.

2. A dual contact push-pull ground lever according to claim 1, wherein: the double-contact wire hook structure comprises a wire hook, wherein the two sides of the inner wall of the wire hook are rotatably connected with tongue pieces, the upper parts of the two tongue pieces are contacted, the middle parts of the two tongue pieces are elastically connected with the inner wall of the wire hook through elastic pieces, the tail part of the wire hook is provided with a wire hook base connected with a grounding operating rod structure, the wire hook below the two tongue pieces is provided with a movable clamping head used for clamping a wire on the inner wall, a movable rod of the grounding operating rod structure penetrates through the wire hook base and then is connected with the movable clamping head through a movable clamping head end, and the outer wall of the wire hook is provided with screws and grounding wire connection screws.

3. The dual-contact push-pull ground lever of claim 2, wherein: the ground connection action bars structure is including installing in the wire hook base hollow tube, the movable rod is equipped with in the hollow tube interpolation, the movable rod rear end is provided with the strip external tooth, and the outer pole front end cover of operation has the interior pole of operation, and fixed mounting has "worker" shape cylinder in the outer pole of operation, "worker" shape cylinder goes up eccentric mounting has the rack of cartridge in the interior pole of operation, the rack portion of rack and movable rod passes through gear engagement and connects, and reverse push-and-pull structure is constituteed to movable rod, gear and rack, "worker" shape cylinder and the cooperation of eccentric reverse push-and-pull structure provide push-and-pull power and revolving force, interior lock post is installed to the pole tail end in the operation, interior locking plate is installed to the outer pole inner wall of operation, and interior locking plate and interior lock post cooperation are constituteed quick locking structure.

4. A dual contact push-pull ground lever according to claim 2, wherein: the ground connection action bars structure includes the hollow tube, the hollow tube is provided with the external screw thread, and base threaded connection is colluded with the hanging wire to the hollow tube, the movable rod is equipped with in the hollow tube interpolation, wear to adorn in the interior pole of operation after the movable rod passes the hollow tube, and the pole cover is in the outer pole of operation in the operation, be provided with the strip external tooth on the movable rod, the movable rod tail end is provided with the ratchet, be equipped with the rack in the pole of operation, the tail end of movable rod passes the rack, eccentric being provided with rack portion on the rack, the rack portion of rack and movable rod passes through gear engagement and connects, constitutes the reverse push-and-pull structure, be provided with the arc slot hole on the rack afterbody, four directions metal strip one end is fixed on the outer pole of operation with the lock of wearing heart, and the other end activity cartridge of four directions metal strip is in the arc slot hole, install on the four directions metal strip can with the pawl of movable rod ratchet meshing, constitute quick locking structure.

5. The dual-contact push-pull ground lever of claim 3, wherein: the tail of the operation outer rod is provided with a positioning hole, the connecting rod is inserted in the tail of the operation outer rod, the marble is elastically arranged on the connecting rod through a spring, the spring adopts a V-shaped spring piece or a conventional spring, and the marble is matched with the positioning hole.