AC / DC hybrid microgrid grounding device

Abstract

The utility model discloses an AC / DC hybrid microgrid grounding device, and relates to the technical field of grounding equipment. The device comprises a base, a limiting column, a fixing shell and a fixing bolt, the upper side wall of the base is fixedly connected with the limiting column, the outer side wall of the limiting column is connected with the fixing shell in an inserted mode, the fixing shell is in threaded connection with the limiting column through the fixing bolt, a plurality of fixing assemblies are installed on the upper side wall of the base, and the two ends of the base are each provided with two connecting assemblies; a drill bit is installed on the lower side wall of an installation shell of the connecting assembly, a reset spring is installed on the inner side wall of the installation shell, a connecting column is installed on the upper side wall of the reset spring, a limiting block is installed at the upper end of the connecting column, and the two ends of the connecting column are connected with barbs through rotating shafts. According to the utility model, the grounding wire can be fixed and limited twice through the fixing assembly and the fixing shell, so that grounding can be better realized, the whole device can be quickly connected with and detached from the ground through the connecting assembly, and installation and maintenance are facilitated.

Description

Technical Field

[0001] The utility model belongs to the technical field of grounding equipment, and in particular relates to an AC / DC hybrid microgrid grounding device. Background Art

[0002] AC / DC hybrid microgrid is an optimal networking form, which improves the safety, economy, efficiency and reliability of the entire power grid operation system. However, the existing AC / DC hybrid microgrid is inconvenient to ground, so an AC / DC hybrid microgrid grounding device is needed.

[0003] A Chinese patent application with publication number CN219892417U discloses an AC / DC hybrid microgrid grounding device, including a main body, on which a wiring slot, a wire collection bin and a fixing seat are arranged, the wiring slots are symmetrically and equidistantly arranged on both sides of the front end of the main body, and a through hole is arranged on the top of the inner end of the wiring slot, the wire collection bin is arranged at the rear end of the main body, and the fixing seat is integrally formed and symmetrically connected to both sides of the rear end of the main body. The utility model can easily perform grounding operations on electrical components in an AC / DC hybrid microgrid, effectively ensuring the normal operation of the AC / DC hybrid microgrid.

[0004] However, it still has the following disadvantages in actual use:

[0005] 1. In the above-mentioned AC / DC hybrid microgrid grounding device, the grounding wire needs to pass through the main body for installation, and thus when the grounding wire is long, the installation will be inconvenient;

[0006] 2. The above-mentioned AC / DC hybrid microgrid grounding device cannot be quickly and effectively connected to the ground and needs to rely on an electrical box.

[0007] To this end, we provide an AC / DC hybrid microgrid grounding device to solve the above problems. Utility Model Content

[0008] The purpose of the utility model is to provide an AC / DC hybrid microgrid grounding device, which can fix and limit the grounding wire twice through a fixing component and a fixing shell to better achieve grounding. The connecting component facilitates the rapid connection and disassembly of the entire device with the ground, facilitates installation and maintenance, and solves the problem of inconvenient installation of existing AC / DC hybrid microgrid grounding devices.

[0009] In order to solve the above technical problems, the utility model is realized by the following technical solutions:

[0010] The utility model discloses an AC / DC hybrid microgrid grounding device, comprising a base, a limiting column, a fixing shell and a fixing bolt, wherein the upper side wall of the base is fixedly connected to the limiting column, the outer side wall of the limiting column is plug-connected to the fixing shell, the fixing shell is threadedly connected to the limiting column through the fixing bolt, a plurality of fixing components are installed on the upper side wall of the base, and two connecting components are installed at both ends of the base; a pull rod is installed on the upper side wall of the fixing block of the fixing component, a fixing plate is installed on the lower side wall of the pull rod, a protective layer is installed on the lower side wall of the fixing plate, and a fixing spring is installed on the upper side wall of the fixing plate; a drill bit is installed on the lower side wall of the mounting shell of the connecting component, a reset spring is installed on the inner side wall of the mounting shell, a connecting column is installed on the upper side wall of the reset spring, a limiting block is installed on the upper end of the connecting column, and both ends of the connecting column are connected to barbs through a rotating shaft.

[0011] The utility model is further configured that the upper side wall of the base is fixedly connected to the fixing block, and the inner side wall of the fixing block is provided with a mounting groove.

[0012] The utility model is further configured such that the upper side wall of the fixed block is slidably connected to the pull rod, the lower side wall of the pull rod is fixedly connected to the fixed plate, the upper side wall of the pull rod is in contact with the fixed shell, and cable outlets are provided at both ends of the fixed shell.

[0013] The utility model is further configured such that the lower side wall of the fixing plate is fitted and connected to the protective layer, the upper side wall of the fixing plate is fixedly connected to the moving end of the fixing spring, and the fixed end of the fixing spring is fixedly connected to the fixing block.

[0014] The utility model is further configured that the lower side wall of the base is fixedly connected to the mounting shell, and the lower side wall of the mounting shell is fixedly connected to the drill bit.

[0015] The utility model is further configured that the bottom inner wall of the mounting shell is fixedly connected to the fixed end of the reset spring, and the moving end of the reset spring is fixedly connected to the connecting column.

[0016] The utility model is further configured that the outer side wall of the connecting column is slidably connected to the mounting shell, a limiting groove is provided at the upper end of the connecting column, and the connecting column is slidably connected to the limiting block through the limiting groove.

[0017] The utility model is further configured that connecting grooves are provided on both sides of the connecting column, barbs are installed in the connecting grooves of the connecting column, the connecting column is connected to the barbs through a rotating shaft, and the outer side walls of the barbs are slidably connected to the installation shell.

[0018] The utility model has the following beneficial effects:

[0019] 1. The utility model sets a connection component, places the base on the ground at a position where grounding is required, inserts the mounting shell into the ground through a drill bit, and at the same time, the barb can increase the friction force to avoid the movement of the mounting shell, so that the connection between the base and the ground is more secure, so as to achieve a better supporting effect. When performing maintenance, the limit block is pulled out to release the limit between the connecting column and the base, the connecting column is pressed downward, the reset spring is compressed, and the barb is conveniently retracted into the mounting shell, so that the mounting shell can be pulled out from the ground, the device can be disconnected from the ground, and the grounding wire can be inspected and maintained, which solves the problem of not being able to quickly and effectively connect to the ground and needing to rely on an electrical box.

[0020] 2. The utility model sets a fixing component. First, the fixing shell is opened, and the pull rod is pulled to move upward, which drives the fixing plate to move upward, so that the grounding wire is installed in the installation groove of the fixing block. The pull rod is loosened, and the fixing plate and the protective layer are pushed downward under the reaction of the fixing spring to fix and limit the grounding wire in the installation groove. When the fixing shell is put on the limiting column, it is convenient to complete the connection between the fast fixing shell and the base. At the same time, the fixing shell and the base are connected through the fixing bolt. The inner side wall of the fixing shell squeezes the upper side wall of the pull rod, so that the fixing effect of the pull rod and the fixing plate is better, which plays a limiting role. The grounding wire is placed at the wire arrangement port of the fixing shell, which is convenient for limiting the grounding wire and facilitating the installation and fixing of the grounding wire. It solves the problem that the installation of the grounding wire needs to pass through the main body, and then when the grounding wire is long, it will be inconvenient to install.

[0021] Of course, any product implementing the present invention does not necessarily need to achieve all of the advantages described above at the same time. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] In order to more clearly illustrate the technical solutions of the embodiments of the utility model, the drawings required for describing the embodiments are briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.

[0023] Figure 1 It is a structural schematic diagram of an AC / DC hybrid microgrid grounding device;

[0024] Figure 2 It is a structural half-section view of an AC / DC hybrid microgrid grounding device;

[0025] Figure 3 A schematic diagram of a local structure with the fixing shell and fixing bolt removed;

[0026] Figure 4 An exploded view of the structure of the fixed assembly;

[0027] Figure 5 Exploded view of the connected components.

[0028] In the accompanying drawings, the components represented by the reference numerals are listed as follows:

[0029] 1-base, 2-fixing component, 3-connecting component, 101-limiting column, 102-fixing shell, 103-fixing bolt, 201-fixing block, 202-pull rod, 203-fixing plate, 204-protective layer, 205-fixing spring, 301-installing shell, 302-drill bit, 303-reset spring, 304-connecting column, 305-limiting block, 306-barb, 307-, 102a-cable outlet, 201a-installing slot, 304a-limiting slot. DETAILED DESCRIPTION

[0030] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the accompanying drawings in the embodiments of the present invention. Specific embodiment 1

[0032] See also Figure 1 , Figure 2 , Figure 3 and Figure 4 The utility model is an AC / DC hybrid microgrid grounding device, including a base 1 and an upper side wall of the base 1 fixedly connected with a limiting column 101, the limiting column 101 facilitates the rapid alignment and installation of a fixed shell 102, and the outer side wall of the limiting column 101 is plugged and connected with the fixed shell 102, which is convenient for the installation and disassembly of the fixed shell 102. At the same time, the fixed shell 102 is threadedly connected with the limiting column 101 through a fixing bolt 103, which is convenient for the connection between the fixed shell 102 and the base 1, and a plurality of fixing components 2 are installed on the upper side wall of the base 1, the fixing components 2 facilitate the rapid installation and fixation of the grounding wire, and solves the problem of inconvenient installation of the existing grounding wire.

[0033] Specifically, the upper side wall of the fixed block 201 of the fixed component 2 is slidably connected to the pull rod 202, which is convenient for the movement of the pull rod 202. The lower side wall of the pull rod 202 is fixedly connected to the fixed plate 203. The fixed plate 203 is convenient for fixing the grounding wire. The upper side wall of the pull rod 202 is in contact with the fixed shell 102, so that the fixed shell 102 has a limiting effect on the pull rod 202, and wire arrangement openings 102a are opened at both ends of the fixed shell 102 to facilitate the installation of the grounding wire.

[0034] Furthermore, the upper side wall of the base 1 is fixedly connected to the fixed block 201, and the fixed block 201 is fixed to better fix the grounding wire. At the same time, the inner side wall of the fixed block 201 is provided with a mounting groove 201a to facilitate the placement of the grounding wire. The lower side wall of the fixed plate 203 is fitted and connected to the protective layer 204, and the protective layer 204 plays a protective role. The upper side wall of the fixed plate 203 is fixedly connected to the moving end of the fixed spring 205 to achieve integration and facilitate the effect of synchronous movement. The fixed end of the fixed spring 205 is fixedly connected to the fixed block 201, and the fixed spring 205 is fixed to allow compression and extension.

[0035] The operation process of this embodiment is as follows: first open the fixed shell 102, pull the pull rod 202 to move upward, drive the fixing plate 203 to move upward, so as to facilitate the installation of the grounding wire in the installation groove 201a of the fixed block 201, loosen the pull rod 202, and push the fixing plate 203 and the protective layer 204 downward under the reaction of the fixing spring 205, so as to fix and limit the grounding wire in the installation groove 201a, and then put the fixed shell 102 on the limiting column 101, and connect the fixed shell 102 and the limiting column 101 through the fixing bolt 103, so as to facilitate the completion of the connection between the fast fixed shell 102 and the base 1, so that the inner side wall of the fixed shell 102 can squeeze the upper side wall of the pull rod 202, so that the fixing effect of the pull rod 202 and the fixing plate 203 is better, and the limiting effect is played, and the grounding wire is placed at the wire outlet 102a of the fixed shell 102, so as to facilitate the limiting of the grounding wire and the installation and fixing of the grounding wire. Specific embodiment 2

[0037] See also Figure 1 , Figure 2 , Figure 3 and Figure 5 On the basis of the specific embodiment 1, two connection components 3 are installed at both ends of the base 1, which facilitates the quick connection of the base 1 with the ground and is easy to disassemble for maintenance, thus solving the problem of existing inconvenient connection.

[0038] Specifically, the bottom inner wall of the mounting shell 301 of the connecting component 3 is fixedly connected to the fixed end of the reset spring 303, the reset spring 303 is fixed, and the moving end of the reset spring 303 is fixedly connected to the connecting column 304 to facilitate the effect of synchronous movement. The outer wall of the connecting column 304 is slidably connected to the mounting shell 301 to facilitate the movement of the connecting column 304. A limiting groove 304a is provided at the upper end of the connecting column 304 to facilitate the installation of the limiting block 305. The connecting column 304 is slidably connected to the limiting block 305 through the limiting groove 304a to facilitate the movement of the limiting block 305. The limiting block 305 has a limiting effect to prevent the movement of the connecting column 304.

[0039] Furthermore, the lower side wall of the base 1 is fixedly connected to the mounting shell 301, and the mounting shell 301 is fixed to facilitate installation. The lower side wall of the mounting shell 301 is fixedly connected to the drill bit 302, and the drill bit 302 facilitates the mounting shell 301 to be connected deep into the ground. Connecting grooves are provided on both sides of the connecting column 304, and barbs 306 are installed in the connecting grooves of the connecting column 304. The barbs 306 increase the friction force so that the connection between the mounting shell 301 and the ground is more secure. The connecting column 304 is connected to the barbs 306 through a rotating shaft, and the outer wall of the barbs 306 is slidably connected to the mounting shell 301 to facilitate the movement and retraction of the barbs 306 into the mounting shell 301.

[0040] The operation process of this embodiment is as follows: the base 1 is placed on the ground at the position where grounding is required, and the mounting shell 301 is inserted into the ground through the drill bit 302. At the same time, the barb 306 can increase the friction force to prevent the movement of the mounting shell 301, so that the connection between the base 1 and the ground is more secure, so as to achieve a better connection effect. When performing maintenance, the limit block 305 is pulled out to release the limit between the connecting column 304 and the base 1, and the connecting column 304 is pressed downward to compress the reset spring 303, so as to facilitate the retraction of the barb 306 into the mounting shell 301, so as to facilitate the pulling out of the mounting shell 301 from the ground, facilitate the disconnection between the device and the ground, and inspect and repair the grounding wire.

[0041] In the description of this specification, the description with reference to the terms "one embodiment", "example", "specific example", etc. means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the utility model. In this specification, the schematic representation of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0042] The preferred embodiments of the utility model disclosed above are only used to help explain the utility model. The preferred embodiments do not describe all the details in detail, nor do they limit the utility model to the specific implementation methods described. Obviously, many modifications and changes can be made according to the content of this specification. This specification selects and specifically describes these embodiments in order to better explain the principles and practical applications of the utility model, so that technicians in the relevant technical field can well understand and use the utility model. The utility model is limited only by the claims and their full scope and equivalents.

Claims

1. An AC / DC hybrid microgrid grounding device, comprising a base (1), a limiting column (101), a fixing shell (102) and a fixing bolt (103), wherein the upper side wall of the base (1) is fixedly connected to the limiting column (101), the outer side wall of the limiting column (101) is plug-connected to the fixing shell (102), and the fixing shell (102) is threadedly connected to the limiting column (101) via the fixing bolt (103), characterized in that: A plurality of fixing components (2) are installed on the upper side wall of the base (1), and two connecting components (3) are installed at both ends of the base (1); A pull rod (202) is installed on the upper side wall of the fixed block (201) of the fixed assembly (2), a fixed plate (203) is installed on the lower side wall of the pull rod (202), a protective layer (204) is installed on the lower side wall of the fixed plate (203), and a fixed spring (205) is installed on the upper side wall of the fixed plate (203); A drill bit (302) is installed on the lower side wall of the mounting shell (301) of the connecting assembly (3), a return spring (303) is installed on the inner side wall of the mounting shell (301), a connecting column (304) is installed on the upper side wall of the return spring (303), a limit block (305) is installed on the upper end of the connecting column (304), and both ends of the connecting column (304) are connected to the barb (306) via a rotating shaft.

2. The AC / DC hybrid microgrid grounding device according to claim 1, characterized in that: The upper side wall of the base (1) is fixedly connected to the fixing block (201), and the inner side wall of the fixing block (201) is provided with a mounting groove (201a).

3. The AC / DC hybrid microgrid grounding device according to claim 1, characterized in that: The upper side wall of the fixed block (201) is slidably connected to the pull rod (202), the lower side wall of the pull rod (202) is fixedly connected to the fixed plate (203), the upper side wall of the pull rod (202) is in contact with the fixed shell (102), and the two ends of the fixed shell (102) are provided with cable outlets (102a).

4. The AC / DC hybrid microgrid grounding device according to claim 1, characterized in that: The lower side wall of the fixing plate (203) is fitted and connected to the protective layer (204), the upper side wall of the fixing plate (203) is fixedly connected to the moving end of the fixing spring (205), and the fixed end of the fixing spring (205) is fixedly connected to the fixing block (201).

5. The AC / DC hybrid microgrid grounding device according to claim 1, characterized in that: The lower side wall of the base (1) is fixedly connected to the mounting shell (301), and the lower side wall of the mounting shell (301) is fixedly connected to the drill bit (302).

6. The AC / DC hybrid microgrid grounding device according to claim 1, characterized in that: The inner wall of the bottom side of the mounting shell (301) is fixedly connected to the fixed end of the return spring (303), and the moving end of the return spring (303) is fixedly connected to the connecting column (304).

7. The AC / DC hybrid microgrid grounding device according to claim 1, characterized in that: The outer side wall of the connecting column (304) is slidably connected to the mounting shell (301), a limiting groove (304a) is provided at the upper end of the connecting column (304), and the connecting column (304) is slidably connected to the limiting block (305) via the limiting groove (304a).

8. The AC / DC hybrid microgrid grounding device according to claim 1, characterized in that: Connecting grooves are provided on both sides of the connecting column (304), and barbs (306) are installed in the connecting grooves of the connecting column (304). The connecting column (304) is connected to the barbs (306) via a rotating shaft, and the outer side wall of the barbs (306) is slidably connected to the mounting shell (301).

Images