CN216120797U

CN216120797U - Lightning protection grounding device for electric power installation engineering

Info

Publication number: CN216120797U
Application number: CN202122732249.XU
Authority: CN
Inventors: 李国文
Original assignee: Liuyang Xiangdong Power Installation Engineering Co ltd
Current assignee: Liuyang Xiangdong Power Installation Engineering Co ltd
Priority date: 2021-11-09
Filing date: 2021-11-09
Publication date: 2022-03-22
Anticipated expiration: 2031-11-09

Abstract

The utility model provides a lightning protection grounding device for electric power installation engineering, which relates to the technical field of electric power equipment. The lightning protection grounding device has the advantages that the fixed connection work of the grounding wire can be quickly completed, the connection strength between the grounding wire and the lightning protection grounding device is enhanced, and the problem that the grounding wire falls off due to tension is avoided.

Description

Lightning protection grounding device for electric power installation engineering

Technical Field

The utility model relates to the technical field of power equipment, in particular to a lightning protection grounding device for power installation engineering.

Background

The grounding for the purpose of rapidly leading current into the ground to prevent lightning damage is called lightning protection grounding, and the lightning protection grounding is divided into two concepts, namely lightning protection, so that damage caused by lightning stroke is prevented; and secondly, the static electricity is grounded to prevent the static electricity from generating harm.

However, in the prior art, the connection between the grounding wire and the lightning protection grounding device is always tensioned, when the soil at the grounding position is sunk due to the gravity extrusion of the lightning protection grounding device or the soil is lost due to rainwater impact, the distance between the lightning protection grounding device and the grounding wire is increased, so that the tension between the grounding wire and the lightning protection grounding device is increased, the grounding wire is easy to fall off or the lightning protection grounding device cannot contact the ground, the grounding purpose is not achieved, and the problem of great danger exists.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problems that in the prior art, the connection between a grounding wire and a lightning protection grounding device is always tensioned, when soil at a grounding position is sunken due to the gravity extrusion of the lightning protection grounding device or the soil is lost due to rainwater impact, the distance between the lightning protection grounding device and the grounding wire is increased, so that the tension between the grounding wire and the lightning protection grounding device is increased, the grounding wire is easy to fall off or the lightning protection grounding device cannot be contacted with the ground, so that the grounding purpose is not achieved, and the ground is extremely dangerous.

In order to achieve the purpose, the utility model adopts the following technical scheme: a lightning protection grounding device for electric installation engineering comprises an insulating plate, wherein a grounding metal piece is fixedly arranged at the bottom of the insulating plate, the top of the axis of the grounding metal piece is movably connected with a wiring piece, the top of the insulating plate is fixedly provided with a bearing frame, the top of the bearing frame is clamped with a load part, the top of the outer side of the bearing frame is inserted with a fastener, the bottom of the fastener is in threaded connection with the outer side of the insulating plate, the wiring piece comprises a wiring tube, the top of the wiring tube is provided with a wire groove, and the top of the wire groove is clamped with a sealing ring, the inner side of the bottom of the wire connecting pipe is movably provided with a metal connecting ball, a plurality of clamping grooves are uniformly arranged on the outer wall of the metal connecting ball, insulating rods are symmetrically and fixedly arranged at the two ends of the metal connecting ball, the outside fixed mounting of insulator spindle has the torsion piece, and the outside of insulator spindle and the bottom activity grafting of wire barrel.

Preferably, the outer wall of the insulating rod is sleeved with a sealing bearing, and the outer side of the sealing bearing is clamped with the bottom of the wiring tube.

Preferably, the grounding metal piece comprises a metal plate, a plurality of conical metal pieces are uniformly and fixedly mounted at the bottom of the metal plate, and a contact metal piece is fixedly connected to the top axis of the metal plate.

Preferably, the top of the contact metal piece and the outer side of the bottom of the metal connecting ball are movably mounted, a plurality of locking screws are uniformly inserted into the bottom of the metal plate, and the top of each locking screw is fixedly connected with the bottom of the insulating plate.

Preferably, the bearing frame comprises two rod pieces a, the two ends of the rod pieces a are fixedly provided with rod pieces b, and the top of the rod pieces a is uniformly provided with a plurality of limiting grooves.

Preferably, the heavy burden piece includes a plurality of burden weight, every the top of burden weight is all the symmetry run through and is seted up two jacks, and the inboard of jack is pegged graft and is had fastening bolt, the bottom of burden weight and the inboard joint of spacing groove.

Preferably, the fastener comprises a conical ground inserting piece, a threaded rod is fixedly connected to the top of the conical ground inserting piece, a torsion disc is fixedly mounted on the top of the threaded rod, and the bottom of the threaded rod is in threaded connection with the outer side of the insulating plate.

Compared with the prior art, the utility model has the advantages and positive effects that,

1. according to the lightning protection grounding device, the grounding wire is inserted into the wiring tube of the wiring piece through the arranged wiring piece, the torsion piece is rotated, the metal connecting ball is driven by the insulating rod to rotate at the bottom of the wiring tube, the grounding wire is wound and clamped in the groove clamping groove, the fixed connection of the grounding wire is completed, the fixed connection work of the grounding wire can be completed quickly, the connection strength between the grounding wire and the lightning protection grounding device is enhanced, the problem that the grounding wire falls off due to tension is avoided, and therefore the use safety of the lightning protection grounding device is improved.

2. According to the lightning protection grounding device, the bearing frame is fixedly arranged at the top of the insulating plate, the heavy part with larger weight is clamped at the top of the bearing frame, so that when soil at the bottom of the metal plate runs off or is sunken, the metal plate can be pushed downwards by the heavy part and can be always in close contact with the ground, the problem that the metal plate cannot be drained due to suspension is solved, and the safety and the service life of the lightning protection grounding device are improved.

Drawings

Fig. 1 is a schematic perspective view of a lightning protection grounding device for power installation engineering according to the present invention;

fig. 2 is a schematic partial structural view of a lightning protection grounding device for power installation engineering according to the present invention;

fig. 3 is a schematic cross-sectional structural view of a lightning protection grounding device for power installation engineering according to the present invention;

fig. 4 is an enlarged schematic view of a portion a in fig. 3.

Illustration of the drawings: 2. an insulating plate; 3. a grounding metal member; 1. a wiring member; 4. a carrier; 6. a load member; 5. a fastener; 101. a wire connecting pipe; 10. a wire slot; 11. a seal ring; 102. a metal connecting ball; 106. a card slot; 103. an insulating rod; 105. a torsion member; 104. sealing the bearing; 301. a metal plate; 303. a tapered metal piece; 302. contacting the metal piece; 304. locking the screw; 402. a rod member a; 401. a rod member b; 403. a limiting groove; 601. a negative weight block; 602. a jack; 603. fastening a bolt; 501. a conical ground insert; 502. a threaded rod; 503. and (3) twisting the disc.

Detailed Description

In order that the above objects, features and advantages of the present invention can be more clearly understood, the present invention will be further described with reference to the accompanying drawings and examples. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and thus the present invention is not limited to the specific embodiments of the present disclosure.

Embodiment 1, as shown in fig. 1 to 4, the utility model provides a lightning protection grounding device for electric power installation engineering, which includes an insulating plate 2, a grounding metal piece 3 is fixedly installed at the bottom of the insulating plate 2, a wiring piece 1 is movably connected to the top of the axis of the grounding metal piece 3, a bearing frame 4 is fixedly installed at the top of the insulating plate 2, a load piece 6 is clamped at the top of the bearing frame 4, a fastening piece 5 is inserted into the top of the outer side of the bearing frame 4, and the bottom of the fastening piece 5 is in threaded connection with the outer side of the insulating plate 2.

The specific arrangement and function of the wiring member 1 and the load member 6 will be described in detail below.

As shown in fig. 1, 3 and 4, the wiring member 1 comprises a wire barrel 101, the top of the wire barrel 101 is provided with a wire groove 10, and the top of the wire casing 10 is clamped with a sealing ring 11, the inner side of the bottom of the wire connecting tube 101 is movably provided with a metal connecting ball 102, and the outer wall of the metal connecting ball 102 is uniformly provided with a plurality of clamping grooves 106, two ends of the metal connecting ball 102 are symmetrically and fixedly provided with insulating rods 103, the outer side of each insulating rod 103 is fixedly provided with a torsion piece 105, the outer side of the insulating rod 103 is movably inserted with the bottom of the wire connecting tube 101, the outer wall of the insulating rod 103 is sleeved with a sealing bearing 104, the outer side of the sealing bearing 104 is clamped with the bottom of the wire connecting tube 101, the grounding metal piece 3 comprises a metal plate 301, a plurality of conical metal pieces 303 are uniformly and fixedly arranged at the bottom of the metal plate 301, and the top axle center of the metal plate 301 is fixedly connected with a contact metal piece 302, and the top of the contact metal piece 302 and the outer side of the bottom of the metal connecting ball 102 are movably mounted.

The whole wiring piece 1 achieves the effect that when the lightning protection grounding device is installed, a grounding wire is inserted into a wiring tube 101 of the wiring piece 1, the grounding wire is placed outside the top of a metal connecting ball 102 along a wire slot 10, then a torsion piece 105 is rotated, the metal connecting ball 102 is driven to rotate at the bottom of the wiring tube 101 through an insulating rod 103, so that the grounding wire is wound and clamped in a groove clamping groove 106 to complete the fixed connection of the grounding wire, then the torsion piece 105 is fixed and limited to prevent the torsion piece from reversing to loosen the grounding wire, the fixed connection work of the grounding wire can be rapidly completed, the connection strength between the grounding wire and the lightning protection grounding device is enhanced, the problem that the grounding wire falls off due to tension is avoided, the use safety of the lightning protection grounding device is improved, meanwhile, a sealing ring 11 is installed at the top of the wire slot 10, the problem that the port of the grounding wire and the wire slot 10 are broken due to friction loss is prevented, the insulating rod 103 for twisting the metal connecting ball 102 is made of insulating materials, and the problem that electric shock accidents happen due to mistaken touch of the insulating rod 103 installed outside is avoided.

As shown in fig. 1, 2 and 3, a plurality of locking screws 304 are uniformly inserted into the bottom of the metal plate 301, the top of each locking screw 304 is fixedly connected with the bottom of the insulating plate 2, the bearing frame 4 comprises two rod pieces a402, rod pieces b401 are fixedly mounted at two ends of the two rod pieces a402, a plurality of limiting grooves 403 are uniformly formed in the top of the rod pieces a402, the weight piece 6 comprises a plurality of weight pieces 601, two insertion holes 602 are symmetrically formed in the top of each weight piece 601 in a penetrating manner, fastening bolts 603 are inserted into the inner sides of the insertion holes 602, the bottom of each weight piece 601 is clamped with the inner sides of the limiting grooves 403, the fastening piece 5 comprises a conical ground insertion piece 501, a threaded rod 502 is fixedly connected to the top of the conical ground insertion piece 501, a torsion plate 503 is fixedly mounted on the top of the threaded rod 502, and the bottom of the threaded rod 502 is in threaded connection with the outer side of the insulating plate 2.

The whole load-bearing piece 6 achieves the effect that the insulating plate 2 fixedly arranged at the top of the metal plate 301 avoids the problem of electric shock caused by mistakenly stepping on the electrified metal plate 30, a plurality of conical ground inserting pieces 501 are uniformly and fixedly arranged at the bottom of the metal plate 301, so that the metal plate 301 can be fastened and limited with soil, the metal plate 301 is prevented from sliding or overturning on the ground surface, a bearing frame 4 is fixedly arranged at the top of the insulating plate 2, a heavy part 6 with larger weight is clamped at the top of the bearing frame 4, when the soil at the bottom of the metal plate 301 runs off or is sunk, the load bearing piece 6 can always press the metal plate 301 downwards to be tightly contacted with the ground, the safety and the service life of the lightning protection grounding device are improved, the used fastener 5 rotates the torsion disc 503, the threaded rod 502 and the conical ground insert 501 are deeply inserted into the ground surface to limit and fix the metal plate 301.

The above description is only a preferred embodiment of the present invention, and not intended to limit the present invention in other forms, and any person skilled in the art may apply the above modifications or changes to the equivalent embodiments with equivalent changes, without departing from the technical spirit of the present invention, and any simple modification, equivalent change and change made to the above embodiments according to the technical spirit of the present invention still belong to the protection scope of the technical spirit of the present invention.

Claims

1. The utility model provides a lightning grounding device for electric power installation engineering, includes insulation board (2), its characterized in that: the bottom of the insulating plate (2) is fixedly provided with a grounding metal piece (3), the top of the axis of the grounding metal piece (3) is movably connected with a wiring piece (1), the top of the insulating plate (2) is fixedly provided with a bearing frame (4), the top of the bearing frame (4) is clamped with a load piece (6), the top of the outer side of the bearing frame (4) is inserted with a fastener (5), the bottom of the fastener (5) is in threaded connection with the outer side of the insulating plate (2), the wiring piece (1) comprises a wiring tube (101), the top of the wiring tube (101) is provided with a wire groove (10), the top of the wire groove (10) is clamped with a sealing ring (11), the inner side of the bottom of the wiring tube (101) is movably provided with a metal connecting ball (102), the outer wall of the metal connecting ball (102) is uniformly provided with a plurality of clamping grooves (106), the two ends of the metal connecting ball (102) are symmetrically and fixedly provided with insulating rods (103), the outer side of the insulating rod (103) is fixedly provided with a torsion piece (105), and the outer side of the insulating rod (103) is movably inserted into the bottom of the wire connecting pipe (101).

2. The lightning protection grounding device for power installation engineering according to claim 1, wherein: the outer wall of the insulating rod (103) is sleeved with a sealing bearing (104), and the outer side of the sealing bearing (104) is clamped with the bottom of the wiring pipe (101).

3. The lightning protection grounding device for power installation engineering according to claim 2, wherein: the grounding metal piece (3) comprises a metal plate (301), a plurality of conical metal pieces (303) are uniformly and fixedly mounted at the bottom of the metal plate (301), and a contact metal piece (302) is fixedly connected to the top axis of the metal plate (301).

4. The lightning protection grounding device for power installation engineering according to claim 3, wherein: the top of the contact metal piece (302) is movably mounted on the outer side of the bottom of the metal connecting ball (102), a plurality of locking screws (304) are uniformly inserted into the bottom of the metal plate (301), and the top of each locking screw (304) is fixedly connected with the bottom of the insulating plate (2).

5. The lightning protection grounding device for power installation engineering according to claim 4, wherein: the bearing frame (4) comprises two rod pieces a (402), the two ends of the rod pieces a (402) are fixedly provided with rod pieces b (401), and the top of the rod pieces a (402) is uniformly provided with a plurality of limiting grooves (403).

6. The lightning protection grounding device for power installation engineering according to claim 5, wherein: the weight piece (6) comprises a plurality of weight blocks (601), the top of each weight block (601) is symmetrically provided with two insertion holes (602) in a penetrating mode, fastening bolts (603) are inserted into the inner sides of the insertion holes (602), and the bottom of each weight block (601) is connected with the inner sides of the limiting grooves (403) in a clamping mode.

7. The lightning protection grounding device for power installation engineering according to claim 6, wherein: fastener (5) are including toper ground plug (501), the top fixedly connected with threaded rod (502) of toper ground plug (501), and the top fixed mounting of threaded rod (502) has torsion dish (503), the outside threaded connection of the bottom of threaded rod (502) and insulating board (2).