Square grounding device for electric power tower

Abstract

The utility model relates to the field of grounding devices, in particular to a square grounding device for an electric power tower, which comprises a pre-embedded seat, a supporting seat is mounted at the top of the pre-embedded seat, and limiting rods are mounted on the periphery of the top of the supporting seat in a penetrating manner; when the ground wire is installed, the concrete block is pre-buried in soil, the electric power tower leg is installed, meanwhile, the lug plate is installed on one side of the electric power tower leg, the wiring nose is installed on the surface of the lug plate, and after installation is completed, a worker inserts the ground wire into the pre-buried pipe, and then the ground wire is installed in the pre-buried pipe. During installation, one end of the grounding wire extends to the outside of the concrete block, meanwhile, the end of the grounding wire is connected with the grounding body or the grounding grid through the installation metal sheet and the metal plate, and after installation is completed, the protective shell is connected with the connecting plate to protect the grounding wire.

Description

Technical Field

[0001] The utility model relates to the field of grounding devices, in particular to a square grounding device for power pole towers. Background Art

[0002] Grounding device refers to the general term for the grounding electrode buried underground and the connecting wire from the grounding electrode to the equipment, which is a device that forms an electrical connection between electrical equipment or other objects and the ground;

[0003] After searching, the authorization announcement number is CN212062717U, which is a square grounding device for power poles. Although the device has the advantages of not needing to remove the concrete base, easy maintenance, and no impact on the safety of the power poles, the grounding wire of the device is installed in an exposed manner on the outside, which has the following defects:

[0004] 1. Exposing the grounding wire may cause electric shock, especially when people accidentally touch the exposed grounding wire, electric shock accidents may occur;

[0005] 2. Exposed grounding wires are susceptible to mechanical damage, such as being stepped on, bent, or cut, which can cause the grounding wire to lose its function and be unable to effectively conduct current back to the ground, increasing the risk of electric shock.

[0006] Therefore, a square grounding device for a power tower is proposed to solve the above problems. Utility Model Content

[0007] The purpose of the utility model is to provide a square grounding device for a power pole tower in order to solve the above problems, thereby improving the problem that the exposed grounding wire is easily subject to mechanical damage, such as being stepped on, bent or cut, which may lead to the loss of function of the grounding wire.

[0008] The utility model achieves the above-mentioned purpose through the following technical scheme: a square grounding device for a power pole tower, comprising: an embedded seat, a support seat is installed on the top of the embedded seat, and limit rods are installed all around the top of the support seat; a grounding mechanism; wherein the grounding mechanism includes a concrete block installed on the top of the support seat, a power pole tower leg is installed on the top of the concrete block, a grounding component is installed on one side of the power pole tower leg, and the grounding component includes an embedded pipe installed on one side of the top of the concrete block.

[0009] Preferably, a wiring lug is provided on one side of the power pole tower leg, a wiring nose is installed at the bottom of one side of the wiring lug, a grounding wire is installed at the bottom of the wiring nose, the bottom end of the grounding wire passes through the embedded pipe and extends to the outside of the concrete block, and a mounting metal sheet is fixedly installed at one end of the grounding wire located outside the concrete block, a metal plate is provided at the bottom of the mounting metal sheet, mounting bolts are installed on both sides of the top of the metal plate, and the mounting metal sheet and the metal plate are fixedly connected by mounting bolts.

[0010] Preferably, an expansion bolt is installed through the top of the surface of the wiring piece, and a mounting nut is threadedly connected to the surface of the expansion bolt.

[0011] Preferably, protective shells are installed on both sides of the top of the concrete block, and connecting plates are fixedly installed on the tops of the two protective shells. Fastening bolts are installed through the surfaces of the connecting plates, and locking nuts are installed at one end of the fastening bolts.

[0012] Preferably, embedding grooves are provided at the tops of both sides of the concrete block, and an embedding plate is fixedly installed on one side of the bottom of the protective shell, and the embedding plate is connected to the embedding groove.

[0013] Preferably, a thread groove is provided on the top of the surface of the limiting rod, a fixing nut is installed on the top of the surface, and the limiting rod is threadably connected to the fixing nut through the thread groove.

[0014] Preferably, fixing bolts are installed penetratingly around the bottom of the power pole tower leg, and the power pole tower leg is fixedly connected to the top of the concrete block through the fixing bolts.

[0015] The beneficial effects of the utility model are:

[0016] 1. When installing the grounding wire, the concrete block is pre-buried in the soil, and the power pole tower leg is installed. At the same time, the wiring lug is installed on one side of the power pole tower leg, and the wiring nose is installed on the surface of the wiring lug. After the installation is completed, the staff inserts the grounding wire into the pre-buried pipe, and extends one end of the grounding wire to the outside of the concrete block. At the same time, one end of the grounding wire is connected to the grounding body or the grounding grid by installing the metal sheet and the metal plate. After the installation is completed, the protective shell is connected to the connecting plate to protect the grounding wire. The grounding wire can be installed inside the concrete block to prevent people from accidentally touching the grounding wire, and at the same time, the grounding wire is prevented from being mechanically damaged, resulting in the loss of the grounding wire function.

[0017] 2. When installing the protective shell, the staff will connect the protective shell to the inside of the embedded slot through the embedded plate, so that the two protective shells are connected to the connecting plate, and simultaneously fix the connecting plate with the locking bolts and locking nuts, which can facilitate the protection of the grounding component and prevent the grounding wire from being exposed to the external environment, causing mechanical damage to the grounding wire. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a structural schematic diagram of the utility model;

[0019] Figure 2 This is a schematic diagram of the split structure of the utility model;

[0020] Figure 3 This is a schematic diagram of the pre-buried pipe structure of the utility model;

[0021] Figure 4 It is a schematic diagram of the structure of the grounding component of the utility model.

[0022] In the figure: 1. embedded seat; 2. support seat; 3. limit rod; 4. grounding mechanism; 41. concrete block; 42. power pole tower leg; 43. grounding assembly; 431. embedded pipe; 432. wiring piece; 433. wiring nose; 434. grounding wire; 435. mounting metal sheet; 436. metal plate; 437. mounting bolt; 438. expansion bolt; 439. mounting nut; 5. protective shell; 6. connecting plate; 7. threaded groove. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0024] When implementing: Figure 1-4 As shown, a square grounding device for a power tower comprises: an embedded seat 1, a support seat 2 is installed on the top of the embedded seat 1, and limit rods 3 are installed around the top of the support seat 2; a grounding mechanism 4; wherein the grounding mechanism 4 comprises a concrete block 41 installed on the top of the support seat 2, a power tower leg 42 is installed on the top of the concrete block 41, a grounding assembly 43 is installed on one side of the power tower leg 42, and the grounding assembly 43 comprises an embedded pipe 431 installed on one side of the top of the concrete block 41; fixing bolts are installed around the bottom of the power tower leg 42, and the power tower leg 42 is fixedly connected to the top of the concrete block 41 by the fixing bolts.

[0025] like Figure 2 , Figure 3 and Figure 4 As shown, a terminal lug 432 is provided on one side of the power pole tower leg 42, a terminal nose 433 is installed at the bottom of one side of the terminal lug 432, a grounding wire 434 is installed at the bottom of the terminal nose 433, the bottom end of the grounding wire 434 passes through the embedded pipe 431 and extends to the outside of the concrete block 41, and a mounting metal sheet 435 is fixedly installed at one end of the grounding wire 434 located outside the concrete block 41, a metal plate 436 is provided at the bottom of the mounting metal sheet 435, mounting bolts 437 are installed on both sides of the top of the metal plate 436, and the mounting metal sheet 435 and the metal plate 436 are fixedly connected by the mounting bolts 437; an expansion bolt 438 is installed on the top of the surface of the terminal lug 432, and a mounting nut 439 is threadedly connected to the surface of the expansion bolt 438;

[0026] The concrete block 41 is pre-buried into the soil, and the power tower leg 42 is installed. At the same time, the wiring lug 432 is installed on one side of the power tower leg 42, and the wiring nose 433 is installed on the surface of the wiring lug 432. After the installation is completed, the staff inserts the grounding wire 434 into the pre-buried pipe 431, and extends one end of the grounding wire 434 to the outside of the concrete block 41. At the same time, one end of the grounding wire 434 is connected to the grounding body or the grounding grid through the installation metal sheet 435 and the metal plate 436; a threaded groove 7 is opened on the top of the surface of the limit rod 3, and a fixing nut is installed on the top of the surface. The limit rod 3 is threadedly connected with the fixing nut through the threaded groove 7.

[0027] like Figure 1 and Figure 2 As shown, protective shells 5 are installed on both sides of the top of the concrete block 41, and connecting plates 6 are fixedly installed on the tops of the two protective shells 5. Fastening bolts are installed through the surface of the connecting plates 6, and locking nuts are installed on one end of the fastening bolts; embedding grooves are opened on the tops of both sides of the concrete block 41, and an embedding plate is fixedly installed on one side of the bottom of the protective shell 5, and the embedding plate is connected to the embedding groove; the protective shell 5 is clamped into the inside of the embedding groove through the embedding plate, so that the two protective shells 5 are connected to the connecting plates 6, and the connecting plates 6 are fixed by locking bolts and locking nuts at the same time.

[0028] When installing the grounding wire 434, the utility model pre-buries the concrete block 41 into the soil, installs the power pole tower leg 42, and installs the wiring lug 432 on one side of the power pole tower leg 42, and installs the wiring nose 433 on the surface of the wiring lug 432. After the installation is completed, the staff inserts the grounding wire 434 into the pre-buried pipe 431, extends one end of the grounding wire 434 to the outside of the concrete block 41, and connects one end of the grounding wire 434 to the grounding body or the grounding grid through the installation metal sheet 435 and the metal plate 436. After the installation is completed, the protective shell 5 is clamped into the embedded groove through the embedded plate, so that the two protective shells 5 are connected to the connecting plate 6, and the connecting plate 6 is fixed by the locking bolt and the locking nut at the same time, so as to protect the grounding wire 434.

[0029] In addition, it should be understood that although the present specification is described according to implementation modes, not every implementation mode contains only one independent technical solution. This description of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment may also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.

Claims

1. A square grounding device for a power tower, characterized in that: include: An embedded seat (1), a support seat (2) is installed on the top of the embedded seat (1), and limit rods (3) are installed all around the top of the support seat (2); Grounding mechanism (4); The grounding mechanism (4) comprises a concrete block (41) installed through the top of the support seat (2), a power pole tower leg (42) is installed on the top of the concrete block (41), a grounding component (43) is installed on one side of the power pole tower leg (42), and the grounding component (43) comprises a pre-buried pipe (431) installed through the top of the concrete block (41).

2. A square grounding device for a power tower according to claim 1, characterized in that: A terminal lug (432) is provided on one side of the power pole tower leg (42), a terminal nose (433) is installed at the bottom of one side of the terminal lug (432), a grounding wire (434) is installed at the bottom of the terminal nose (433), the bottom end of the grounding wire (434) penetrates the embedded pipe (431) and extends to the outside of the concrete block (41), a mounting metal sheet (435) is fixedly installed at one end of the grounding wire (434) located outside the concrete block (41), a metal plate (436) is provided at the bottom of the mounting metal sheet (435), mounting bolts (437) are installed on both sides of the top of the metal plate (436), and the mounting metal sheet (435) and the metal plate (436) are fixedly connected by the mounting bolts (437).

3. A square grounding device for a power tower according to claim 2, characterized in that: An expansion bolt (438) is installed through the top of the surface of the wiring piece (432), and a mounting nut (439) is threadedly connected to the surface of the expansion bolt (438).

4. A square grounding device for a power tower according to claim 1, characterized in that: Protective shells (5) are installed on both sides of the top of the concrete block (41), and connecting plates (6) are fixedly installed on the tops of the two protective shells (5). Fastening bolts are installed through the surfaces of the connecting plates (6), and locking nuts are installed at one end of the fastening bolts.

5. A square grounding device for a power tower according to claim 4, characterized in that: The tops of both sides of the concrete block (41) are provided with embedding grooves, and one side of the bottom of the protective shell (5) is fixedly mounted with an embedding plate, which is connected to the embedding grooves.

6. A square grounding device for a power tower according to claim 1, characterized in that: A thread groove (7) is provided at the top of the surface of the limiting rod (3), a fixing nut is installed at the top of the surface, and the limiting rod (3) is threadedly connected to the fixing nut via the thread groove (7).

7. A square grounding device for a power tower according to claim 1, characterized in that: Fixing bolts are installed through all four sides of the bottom of the power pole tower leg (42), and the power pole tower leg (42) is fixedly connected to the top of the concrete block (41) via the fixing bolts.

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