阅读说明：本技术 一种防脱落接地线 (Anti-drop earth connection ) 是由 张宝泽 卞秋野 林英平 邵慧 郭振伟 都帅龙 赵谦 赵天宇 王凯琪 姜琳 于 2019-10-12 设计创作，主要内容包括：本发明涉及电力施工附属装置的技术领域,特别是涉及一种防脱落接地线,提高搭接头与电线连接的牢固性,防止搭接头脱落的情况,提高施工的安全性和实用性,并且方便将搭接头与电线固定,提高使用可靠性；包括操作杆和铜线,操作杆的顶端设置有搭接头,铜线的一端设置有接电夹,接电夹与搭接头电连接,铜线的另一端设置有接地夹；还包括多组牵引绳、连通管和拉环,搭接头包括底板、夹板、竖板、连接杆、压紧弹簧、弧形扣板和限位扣,竖板左端的前侧和后侧均设置有竖直方向的燕尾滑槽,两组燕尾滑槽内均滑动设置有燕尾滑块,操作杆为中空结构,还包括上隔板、下隔板和多组锁紧装置,锁紧装置包括支架、铰接板和支撑弹簧。(The invention relates to the technical field of electric power construction accessories, in particular to an anti-drop grounding wire which improves the connection firmness of a lap joint and an electric wire, prevents the lap joint from dropping, improves the construction safety and practicability, is convenient to fix the lap joint and the electric wire and improves the use reliability; the device comprises an operating rod and a copper wire, wherein a lap joint is arranged at the top end of the operating rod, an electric connection clamp is arranged at one end of the copper wire and is electrically connected with the lap joint, and a grounding clamp is arranged at the other end of the copper wire; still include multiunit haulage rope, communicating pipe and pull ring, the lap joint includes bottom plate, splint, riser, connecting rod, pressure spring, arc buckle and spacing knot, and the front side and the rear side of riser left end all are provided with the dovetail slide of vertical direction, all slide in two sets of dovetail slide and be provided with the forked tail slider, and the action bars is hollow structure, still includes baffle, lower baffle and multiunit locking device, and locking device includes support, articulated slab and supporting spring.)

1. An anti-drop grounding wire comprises an operating rod (1) and a copper wire (2), wherein a lap joint is arranged at the top end of the operating rod (1), an electric connection clamp (3) is arranged at one end of the copper wire (2), the electric connection clamp (3) is electrically connected with the lap joint, and a grounding clamp (4) is arranged at the other end of the copper wire (2); the novel connecting strap is characterized by further comprising a plurality of groups of traction ropes (5), communicating pipes (6) and pull rings (7), wherein each lap joint comprises a bottom plate (8), a clamping plate (9), a vertical plate (10), a connecting rod (11), a compression spring (12) and an arc-shaped buckle plate (13), the bottom end of each vertical plate (10) is fixedly connected with the right side of the top end of the bottom plate (8), the top end of each vertical plate (10) is connected with the right end of the arc-shaped buckle plate (13), dovetail sliding grooves (14) in the vertical direction are formed in the front side and the rear side of the left end of each vertical plate (10), dovetail sliding blocks (15) are arranged in the two groups of dovetail sliding grooves (14) in a sliding mode, the two groups of dovetail sliding blocks (15) are fixedly connected with the front side and the rear side of the right end of the clamping plate (9) respectively, through holes which are vertically arranged in the middle of the bottom plate (8), and the, the bottom end of the connecting rod (11) penetrates through a through hole from the top end of the bottom plate (8) to the lower part of the bottom plate (8), a limit buckle (16) is arranged at the bottom end of the connecting rod (11), the operating rod (1) is of a hollow structure, an upper partition plate (17) and a lower partition plate (18) are transversely arranged in the upper half area and the lower half area inside the operating rod (1) respectively, the top end of the communicating pipe (6) penetrates through the upper partition plate (17) from the bottom end of the upper partition plate (17) to the upper side of the upper partition plate (17), the bottom end of the communicating pipe (6) penetrates through the lower partition plate (18) from the top end of the lower partition plate (18) to the lower side of the lower partition plate (18), a plurality of locking devices for limiting the limit buckle (16) are uniformly arranged on the top of the inner side wall of the operating rod (1) in a circular shape, each locking device comprises a support (19), a hinge plate (20) and a support spring (21, the middle part and the support (19) rotatable coupling of articulated slab (20), the both ends of supporting spring (21) are connected with the top of articulated rod and the inside wall of action bars (1) respectively, and articulated slab (20) one end top of supporting spring (21) dorsad is provided with carries out spacing limiting plate (22) to spacing knot (16), and the right-hand member bottom of action bars (1) is provided with intercommunicating pore (23), the stiff end of multiunit haulage rope (5) respectively with the multiunit the bottom of articulated slab (20) is connected, and the free end of multiunit haulage rope (5) all passes behind communicating pipe (6) stretches out from intercommunicating pore (23) and is connected with pull ring (7).

2. The anti-falling ground wire according to claim 1, wherein a positioning sleeve (24) is fixedly arranged at the bottom end of the bottom plate (8), the positioning sleeve (24) is sleeved outside the connecting rod (11), and a chamfer structure is arranged at the bottom end of the positioning sleeve (24).

3. The anti-drop ground wire according to claim 1, wherein a guide wheel (25) is rotatably arranged inside the operating rod (1), and the guide wheel (25) is positioned right below the communicating pipe (6) and on the left side of the communicating hole (23).

4. The anti-drop ground wire according to claim 1, wherein the limiting buckle (16) is a truncated cone structure with a large top and a small bottom.

5. The anti-drop ground wire according to claim 1, wherein the top of the end of the limiting plate (22) away from the hinge plate (20) is a smooth cambered surface structure.

6. The anti-drop ground wire according to claim 1, wherein the bottom plate (8), the vertical plate (10) and the arc-shaped buckle plate (13) are integrally formed, and a terminal is arranged at the right end of the vertical plate (10).

7. The anti-drop ground wire according to claim 1, wherein the top end of the clamping plate (9) is provided with an arc-shaped clamping groove (26) for fixing the cable.

8. The anti-drop ground wire according to claim 1, wherein a fastening bolt (27) for fixing the connecting rod (11) is provided at the top of the operating rod (1).

9. The anti-drop ground wire according to claim 1, wherein the top end of the communication pipe (6) is located on the same horizontal plane with the bottom of the hinge plate (20), and the top end of the communication pipe (6) is of a smooth cambered surface structure.

Technical Field

The invention relates to the technical field of electric power construction accessories, in particular to an anti-drop grounding wire.

Background

As is known, a ground wire is a wire directly connected to the earth and can also be called a safety return line, and when in danger, high voltage is directly transferred to the earth, so that the ground wire is a life wire and is widely used in the fields of power construction and power maintenance; the existing grounding wire comprises an operating rod and a copper wire, wherein a lap joint is arranged at the top of the operating rod, one end of the copper wire is provided with an electric connecting clamp, the electric connecting clamp is electrically connected with the lap joint, and the other end of the copper wire is provided with a grounding clamp; when the existing grounding wire is used, a grounding clamp of a copper wire is electrically connected with a grounding anchor rod, then the grounding clamp is electrically connected with a lap joint, and the lap joint is lapped on the wire through an operating rod; the existing grounding wire is found in use, the connection firmness of the lap joint and the electric wire is poor, the lap joint is easy to fall off in windy weather or under the condition that the electric wire shakes, certain potential safety hazards exist, and the practicability is low.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides the anti-falling grounding wire which can improve the connection firmness of the lap joint and the electric wire, prevent the lap joint from falling off, improve the safety and the practicability of construction, conveniently fix the lap joint and the electric wire and improve the use reliability.

(II) technical scheme

In order to achieve the purpose, the invention provides the following technical scheme: an anti-drop grounding wire comprises an operating rod and a copper wire, wherein a lap joint is arranged at the top end of the operating rod, an electric connection clamp is arranged at one end of the copper wire and is electrically connected with the lap joint, and a grounding clamp is arranged at the other end of the copper wire; the bottom end of the vertical plate is fixedly connected with the right side of the top end of the bottom plate, the top end of the vertical plate is connected with the right end of the arc-shaped buckle plate, dovetail sliding grooves in the vertical direction are arranged on the front side and the rear side of the left end of the vertical plate, dovetail sliding blocks are arranged in the two groups of dovetail sliding grooves in a sliding mode, the two groups of dovetail sliding blocks are fixedly connected with the front side and the rear side of the right end of the clamping plate respectively, a through hole which is communicated from top to bottom is formed in the middle of the bottom plate, the top end of the connecting rod penetrates through the compression spring and then is connected with the bottom end of the clamping plate, the bottom end of the connecting rod penetrates through the through hole from the top end of the bottom plate to the lower portion of the bottom plate, a limit buckle is arranged at the bottom end of the connecting rod, the operating rod is of a hollow structure, and an upper partition plate and a lower partition plate are transversely arranged, the top end of the communicating pipe passes through the upper clapboard from the bottom end of the upper clapboard to the upper part of the upper clapboard, the bottom end of the communicating pipe passes through the lower clapboard from the top end of the lower clapboard to the lower part of the lower clapboard, the top part of the inner side wall of the operating rod is circularly and evenly provided with a plurality of groups of locking devices for limiting the limiting buckle, the locking device comprises a bracket, a hinged plate and a supporting spring, the bracket is fixedly connected with the inner side wall of the operating rod, the middle part of the hinged plate is rotatably connected with the bracket, two ends of the supporting spring are respectively connected with the top end of the hinged rod and the inner side wall of the operating rod, the top of one end of the hinged plate, which is back to the supporting spring, is provided with a limiting plate for limiting the limiting buckle, the bottom of the right end of the operating rod is provided with a communicating hole, the fixed ends of the groups of hauling ropes are respectively connected with the bottom ends of the hinge plates, and the free ends of the groups of hauling ropes penetrate through the communicating pipe and then extend out of the communicating hole and are connected with the pull ring.

preferably, the bottom end of the bottom plate is fixedly provided with a positioning sleeve, the positioning sleeve is sleeved on the outer side of the connecting rod, and the bottom end of the positioning sleeve is provided with a chamfering structure.

Preferably, the inside of action bars is rotatable to be provided with the leading wheel, the leading wheel is located communicating pipe under and is located the left side of intercommunicating pore.

Preferably, the limit buckle is of a round table structure with a large upper part and a small lower part.

Preferably, the top of one end of the limiting plate, which is far away from the hinged plate, is of a smooth cambered surface structure.

Preferably, the bottom plate, the vertical plate and the arc-shaped buckle plate are integrally formed, and a wiring terminal is arranged at the right end of the vertical plate.

Preferably, the top end of the clamping plate is provided with an arc-shaped clamping groove for fixing the cable.

Preferably, a fastening bolt for fixing the connecting rod is arranged at the top of the operating rod.

Preferably, the top end of the communicating pipe and the bottom of the hinged plate are located on the same horizontal plane, and the top end of the communicating pipe is of a smooth cambered surface structure.

(III) advantageous effects

Compared with the prior art, the invention provides an anti-drop grounding wire which has the following beneficial effects: the anti-drop grounding wire is characterized in that a lap joint is extended to a cable position through an operating rod, the cable is positioned between an arc-shaped buckle plate and a clamp plate, then the pull ring is pulled, the pull ring drives the bottom ends of a plurality of groups of hinged plates to move inwards through a plurality of groups of traction ropes respectively, so that the hinged plates rotate around a bracket, a limiting plate is separated from a limiting buckle, after the constraint on the limiting buckle is removed, the clamp plate moves upwards under the action of a compression spring and is matched with the arc-shaped buckle plate to clamp the cable, the cable is firmly clamped by the clamp plate and the arc-shaped buckle plate, the firmness of connection between the lap joint and an electric wire is improved, the lap joint is prevented from dropping, the safety and the practicability of construction are improved, the operation is convenient, the limiting buckle is inserted into the top end of the operating rod during installation, the limiting buckle is limited by the limiting plates, when the, then use the cable to promote the action bars upwards as supporting, make spacing knot clamp with the limiting plate can, conveniently fix lap joint and electric wire, improve the use reliability.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is an enlarged view of a portion of FIG. 1A of the present invention;

FIG. 3 is an enlarged view of a portion of FIG. 1 at B;

In the drawings, the reference numbers: 1. an operating lever; 2. a copper wire; 3. connecting an electric clip; 4. a grounding clip; 5. a hauling rope; 6. a communicating pipe; 7. a pull ring; 8. a base plate; 9. a splint; 10. a vertical plate; 11. a connecting rod; 12. a compression spring; 13. an arc buckle plate; 14. a dovetail chute; 15. a dovetail slide block; 16. a limit buckle; 17. an upper partition plate; 18. a lower partition plate; 19. a support; 20. a hinge plate; 21. a support spring; 22. a limiting plate; 23. a communicating hole; 24. positioning the sleeve; 25. a guide wheel; 26. an arc-shaped clamping groove; 27. and fastening the bolt.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

referring to fig. 1-3, the anti-drop ground wire of the present invention comprises an operating rod 1 and a copper wire 2, wherein a lap joint is disposed at a top end of the operating rod 1, an electric clip 3 is disposed at one end of the copper wire 2, the electric clip 3 is electrically connected to the lap joint, and a ground clip 4 is disposed at the other end of the copper wire 2; the connecting device also comprises a plurality of groups of hauling ropes 5, communicating pipes 6 and pull rings 7, the lap joint comprises a bottom plate 8, a clamping plate 9, a vertical plate 10, a connecting rod 11, a compression spring 12 and an arc-shaped buckle plate 13, the bottom end of the vertical plate 10 is fixedly connected with the right side of the top end of the bottom plate 8, the top end of the vertical plate 10 is connected with the right end of the arc-shaped buckle plate 13, dovetail chutes 14 in the vertical direction are respectively arranged on the front side and the rear side of the left end of the vertical plate 10, dovetail sliders 15 are respectively arranged in the two groups of dovetail chutes 14 in a sliding manner, the two groups of dovetail sliders 15 are respectively fixedly connected with the front side and the rear side of the right end of the clamping plate 9, a through hole is arranged in the middle of the bottom plate 8, the top end of the connecting rod 11 passes through the compression spring 12 and then is connected with the bottom end of the clamping plate 9, an upper partition plate 17 and a lower partition plate 18 are respectively and transversely arranged in an upper half area and a lower half area in the operating rod 1, the top end of a communicating pipe 6 penetrates through the upper partition plate 17 from the bottom end of the upper partition plate 17 to the upper side of the upper partition plate 17, the bottom end of the communicating pipe 6 penetrates through the lower partition plate 18 from the top end of the lower partition plate 18 to the lower side of the lower partition plate 18, a plurality of groups of locking devices for limiting the limit buckle 16 are uniformly arranged on the top of the inner side wall of the operating rod 1 in a circular shape, each locking device comprises a support 19, a hinge plate 20 and a supporting spring 21, the support 19 is fixedly connected with the inner side wall of the operating rod 1, the middle part of the hinge plate 20 is rotatably connected with the support 19, two ends of the supporting spring 21 are respectively connected with the top end of the hinge rod and the inner side wall of the operating rod 1, a limit plate 22 for limiting the, the fixed ends of a plurality of groups of hauling ropes 5 are respectively connected with the bottom ends of a plurality of groups of hinged plates 20, the free ends of the plurality of groups of hauling ropes 5 all penetrate through the communicating pipe 6 and then extend out of the communicating hole 23 and are connected with the pull ring 7, the bottom end of the bottom plate 8 is fixedly provided with a positioning sleeve 24, the positioning sleeve 24 is sleeved on the outer side of the connecting rod 11, the bottom end of the positioning sleeve 24 is provided with a chamfer angle structure, when the lap joint is disassembled conveniently through the positioning sleeve 24, the positioning sleeve 24 is inserted into the top end of the operating rod 1, then the positioning sleeve 24, the bottom plate 8 and the operating rod 1 are fixed, the operating rod 1 is conveniently pushed upwards and the limit buckle 16 is downwards moved and clamped into the middle of a plurality of groups of limit plates 22, the inside of the operating rod 1 is rotatably provided with a guide wheel 25, the guide wheel 25 is positioned under the communicating pipe 6 and on the left side of the communicating hole 23, the convenient limit buckle 16 is matched with a plurality of groups of limit plates 22, the top of one end of each limit plate 22, which is far away from the hinged plate 20, is of a smooth cambered surface structure, the convenient limit buckle 16 is clamped into the middle of the plurality of groups of limit plates 22, the bottom plate 8, the vertical plate 10 and the arc-shaped buckle plate 13 are integrally formed, a connecting terminal is arranged at the right end of the vertical plate 10, the connecting clip 3 of the copper wire 2 is connected with the connecting terminal of the vertical plate 10 through a nut, disassembly is convenient, the firmness of the bottom plate 8, the vertical plate 10 and the arc-shaped buckle plate 13 are improved integrally, the top end of the clamping plate 9 is provided with an arc-shaped clamping groove 26 for fixing a cable, the cable is clamped in the arc-shaped clamping groove 26, the fixing effect on the cable is further improved, the top of the operating rod 1 is provided with a fastening bolt 27 for fixing the connecting rod 11 and, the top end of the communicating pipe 6 is of a smooth cambered surface structure; the pulling rope 5 is convenient to pull the bottom end of the hinged plate 20 inwards, and the pulling rope 5 is prevented from being worn; the cable is stretched to the cable position by the operating rod 1, the cable is positioned between the arc-shaped buckle plate 13 and the clamp plate 9, then the pull ring 7 is pulled, the pull ring 7 drives the bottom ends of the multiple groups of hinged plates 20 to move inwards through the multiple groups of traction ropes 5 respectively, so that the hinged plates 20 rotate around the support 19, the limit plates 22 are separated from the limit buckles 16, after the limit to the limit buckles 16 is released, the clamp plate 9 moves upwards under the action of the compression spring 12 and is matched with the arc-shaped buckle plate 13 to clamp the cable, the cable is firmly clamped by the clamp plate 9 and the arc-shaped buckle plate 13, the firmness of the connection between the lap joint and an electric wire is improved, the lap joint is prevented from falling off, the safety and the practicability of construction are improved, the operation is convenient, during installation, the limit buckles 16 are inserted into the top end of the operating rod 1, and the limit buckles 16 are limited through the, the limiting buckle 16 is inserted into the top end of the operating rod 1, then a cable pushes the operating rod 1 upwards for supporting, and the limiting buckle 16 and the limiting plate 22 are clamped, so that the lap joint and the electric wire are fixed conveniently, and the use reliability is improved.

When in use, the grounding clip 4 of the copper wire 2 is grounded, the connecting clip 3 of the copper wire 2 is connected with the connecting terminal on the lap joint through the bolt fastening, then the operating rod 1 stretches the lap joint to the cable position, so that the cable is positioned between the arc-shaped buckle plate 13 and the clamp plate 9, then the pull ring 7 is pulled, the pull ring 7 drives the bottom ends of a plurality of groups of hinged plates 20 to move inwards through a plurality of groups of traction ropes 5 respectively, so that the hinged plates 20 rotate around the bracket 19, so that the limiting plate 22 is separated from the limiting buckle 16, after the restraint on the limiting buckle 16 is relieved, the clamp plate 9 moves upwards under the action of the compression spring 12 and is matched with the arc-shaped buckle plate 13 to clamp the cable, the cable is firmly clamped by the clamp plate 9 and the arc-shaped buckle plate 13, the firmness of the connection between the lap joint and the electric wire is improved, the condition that the lap joint is prevented, inside the top of 16 insert action bars 1 with spacing knot, and carry on spacingly to spacing knot 16 through multiunit limiting plate 22 can, when dismantling the lap joint, make inside the top that 16 insert action bars 1 of spacing knot equally, it is convenient when dismantling the lap joint through position sleeve 24, make position sleeve 24 insert inside the top of action bars 1, then make position sleeve 24, bottom plate 8 and action bars 1 are fixed, conveniently upwards promote action bars 1 and make 16 downstream of spacing knot and block in the middle of multiunit limiting plate 22, then use the cable to promote action bars 1 for supporting upwards, make 16 and limiting plate 22 of spacing knot clamp can, it is fixed with the lap joint and electric wire to make things convenient for, improve the use reliability.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.