A grounding structure for electrical cabinet

Abstract

The utility model provides an electrical cabinet grounding structure, which belongs to the technical field of electrical cabinet parts, including a copper busbar body, a grounding assembly and a fastening assembly. The copper busbar body is provided with a grounding long hole arranged along the length direction of the copper busbar body; there are multiple grounding assemblies, which are arranged in parallel and spaced in the grounding long hole, and the upper and lower ends of the grounding assemblies extend outside the grounding long hole. The grounding assembly has the freedom to move along the length direction of the grounding long hole, and the grounding wire is arranged on the grounding assembly, and the grounding assembly is conductively connected to the copper busbar body; there are multiple fastening assemblies, which are respectively arranged on multiple grounding assemblies to limit the movement of the grounding assembly. The electrical cabinet grounding structure provided by the utility model uses the grounding long hole to move the grounding assembly along the length direction of the copper busbar body, thereby moving the grounding assembly to the working position, and at the same time, the grounding assembly is fixed by the fastening assembly to prevent the grounding assembly from moving at will.

Description

Technical Field

[0001] The utility model belongs to the technical field of electrical cabinet parts, and in particular relates to a grounding structure of an electrical cabinet. Background Art

[0002] In the use of electrical cabinets, grounding structures are indispensable, and are used to achieve the purpose of protective grounding or working grounding. Conventional electrical cabinets are mostly equipped with grounding copper bars, on which several wiring holes are set, and bolts are set in the wiring holes, and the grounding wires are fastened to the grounding copper bars by the cooperation of bolts and nuts, so as to protect the grounding; the existing grounding copper bars are directly punched with grounding holes on the grounding copper bars, but sometimes the punching position is inaccurate, which affects the grounding effect of the grounding copper bars. Utility Model Content

[0003] The embodiment of the utility model provides an electrical cabinet grounding structure to solve the technical problem in the prior art that different types of bases need to be designed for electrical cabinets of different sizes, resulting in unnecessary waste of resources.

[0004] In order to achieve the above-mentioned purpose, the technical solution adopted by the utility model is: to provide an electrical cabinet grounding structure, including:

[0005] The copper busbar body is arranged in the electrical cabinet; a long grounding hole is provided on the copper busbar body, and the length direction of the long grounding hole is arranged along the length direction of the copper busbar body;

[0006] There are multiple grounding components, which are arranged in parallel and at intervals in the grounding long hole; the upper and lower ends of the grounding components extend outside the grounding long hole, and the grounding components have the freedom to move along the length direction of the grounding long hole; the grounding wire is arranged on the grounding component; the grounding component is conductively connected to the copper busbar body;

[0007] There are multiple fastening assemblies, which are respectively arranged on multiple grounding assemblies to limit the movement of the grounding assemblies; the fastening assemblies include two fastening plates and two fasteners, the two fastening plates are respectively fixedly connected to the opposite sides of the grounding assembly, and are both slidably connected to the copper busbar body; the two fasteners are respectively arranged on the two fastening plates to fix the two fastening plates.

[0008] In a possible implementation, the grounding assembly includes a grounding member and a fixing member, the grounding member has the freedom to move along the length direction of the grounding long hole and is conductively connected to the copper busbar body, and the two fastening plates are respectively arranged on the two opposite side walls of the grounding member; the fixing member is arranged on the grounding member and is used to fix the grounding wire to the grounding member.

[0009] In a possible implementation, a grounding groove for accommodating a grounding wire end is formed at one end of the grounding member.

[0010] In a possible implementation, the number of the grounding slots is two, and they are respectively arranged at the upper and lower ends of the grounding member.

[0011] In a possible implementation, the grounding member is provided with a fixing hole penetrating through the two grounding slots, and the fixing member is disposed in the fixing hole to fix the grounding wire located in the grounding slot.

[0012] In a possible implementation, the fixing member includes a fixing rod and two fixing blocks, the fixing rod is arranged in the fixing hole, both ends of the fixing rod pass through the fixing hole and extend to the outside of the grounding groove, the upper and lower ends of the fixing rod are provided with threaded sections, the grounding wire is located in the grounding groove and is arranged circumferentially along the fixing rod; the two fixing blocks are both provided with threaded holes, the two fixing blocks are respectively arranged at both ends of the fixing rod, and the threaded holes are threadedly connected to the threaded sections.

[0013] In a possible implementation, the fixing member also includes two fixing gaskets, both of which are arranged on the fixing rod, and the two fixing gaskets correspond to the two grounding grooves respectively, and one end of the fixing gasket is located in the grounding groove, and the other end extends outside the grounding groove; the thickness of the fixing gasket is greater than the groove depth of the grounding groove; the fixing block squeezes the fixing gasket to fix the grounding wire.

[0014] In a possible implementation, a sink groove is further provided on the grounding member, one end of the sink groove is connected to the grounding slot, and the other end extends to the outside of the grounding member. The grounding wire is arranged in the sink groove, and one end extends into the grounding slot, and the other end is connected to the electrical components in the electrical cabinet.

[0015] In a possible implementation, two opposite inner walls of the long grounding hole are provided with a slide groove arranged along the length direction of the long grounding hole; and two opposite side walls of the grounding member are provided with a movable flange that slides in cooperation with the slide groove.

[0016] In a possible implementation, two long fastening holes are provided on the copper busbar body, the length directions of the two long fastening holes are arranged along the length direction of the copper busbar body, and the two long fastening holes are respectively arranged on both sides of the grounding long hole; the fastening plate is provided with a fastening opening, and the two fastening openings correspond to the two long fastening holes one by one; the fastener includes a bolt and a nut, the bolt is arranged in the fastening opening, and one end of the bolt passes through the grounding long hole and is threadedly connected to the nut.

[0017] The utility model provides an electrical cabinet grounding structure with the following beneficial effects: compared with the prior art, the electrical cabinet grounding structure of the utility model, when in use, because the copper busbar body is provided with a grounding long hole arranged along the length direction of the copper busbar body, and the grounding assembly has the freedom to move along the length direction of the grounding long hole, and the grounding wire is arranged on the grounding assembly, so the grounding assembly is moved along the length direction of the grounding long hole by means of the grounding long hole, and then the position of the grounding assembly on the copper busbar body is adjusted, so as to ensure the grounding effect of the grounding structure; because the two fastening plates of the fastening assembly are respectively fixed on the opposite sides of the grounding assembly, and the fastening plates are slidably connected with the copper busbar body, and the two fasteners are respectively arranged on the two fastening plates, so when the grounding assembly moves, the fastening plates and the fasteners are driven to move, and when the grounding assembly moves to the working position, the fastening plates are fixed by the fasteners, so as to fix the grounding assembly and prevent the grounding assembly from moving at will; in this way, the grounding assembly is moved along the length direction of the copper busbar body by means of the grounding long hole, and then the grounding assembly is moved to the working position, and the grounding assembly is fixed by the fastening assembly and prevented from moving at will. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0019] Figure 1 A schematic diagram of the structure of the grounding structure provided by an embodiment of the utility model;

[0020] Figure 2 for Figure 1 The enlarged view of point A in the middle;

[0021] Figure 3 A schematic diagram of the connection between the grounding assembly and the fastening assembly provided in the embodiment of the utility model;

[0022] Figure 4 A schematic diagram of the connection between the grounding member and the grounding wire provided in an embodiment of the utility model;

[0023] Figure 5 A top view of a grounding structure provided by an embodiment of the utility model;

[0024] Figure 6 for Figure 5 Enlarged view of point B in the middle.

[0025] Among them, the reference numerals in the figure are:

[0026] 1. Copper busbar body; 11. Grounding long hole; 12. Slide groove; 13. Fastening long hole; 2. Grounding assembly; 21. Grounding piece; 211. Grounding groove; 212. Sink groove; 213. Fixing hole; 214. Moving flange; 22. Fixing piece; 221. Fixing rod; 222. Fixing block; 223. Fixing gasket; 3. Fastening assembly; 31. Fastening plate; 311. Fastening mouth; 32. Fastener; 321. Bolt; 322. Nut; 4. Grounding wire. DETAILED DESCRIPTION

[0027] In order to make the technical problems, technical solutions and beneficial effects to be solved by the present invention more clearly understood, the present invention is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present invention and are not used to limit the present invention.

[0028] It should be noted that when an element is referred to as being "fixed to" or "disposed on" another element, it can be directly on the other element or indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or indirectly connected to the other element.

[0029] It should be understood that the terms "length", "width", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", etc., indicating the orientation or position relationship, are based on the orientation or position relationship shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention.

[0030] In addition, the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" and "second" may explicitly or implicitly include one or more of the features. In the description of the present utility model, the meaning of "plurality" is two or more, unless otherwise clearly and specifically defined.

[0031] See also Figures 1 to 6, the electrical cabinet grounding structure provided by the utility model is now described. An electrical cabinet grounding structure includes a copper busbar body 1, a grounding assembly 2 and a fastening assembly 3. The copper busbar body 1 is arranged in the electrical cabinet, and a grounding long hole 11 is opened on the copper busbar body 1, and the length direction of the grounding long hole 11 is arranged along the length direction of the copper busbar body 1; there are multiple grounding assemblies 2, which are arranged in parallel and spaced in the grounding long hole 11, and the upper and lower ends of the grounding assemblies 2 extend to the outside of the grounding long hole 11, and the grounding assemblies 2 have the freedom to move along the length direction of the grounding long hole 11, and the grounding wire 4 is arranged on the grounding assembly 2, and the grounding assembly 2 is conductively connected to the copper busbar body 1; there are multiple fastening assemblies 3, which are respectively arranged on multiple grounding assemblies 2, and are used to limit the movement of the grounding assemblies 2, and the fastening assembly 3 includes two fastening plates 31 and two fasteners 32, and the two fastening plates 31 are respectively fixedly connected to the opposite sides of the grounding assembly 2, and are both slidably connected to the copper busbar body 1, and the two fastening assemblies 32 are respectively arranged on the two fastening plates 31, and are used to fix the two fastening plates 31.

[0032] Compared with the prior art, the electrical cabinet grounding structure provided in the present embodiment has a grounding slot 11 arranged along the length direction of the copper busbar body 1, and the grounding component 2 has the freedom to move along the length direction of the grounding slot 11. Meanwhile, the grounding wire 4 is arranged on the grounding component 2. Therefore, the grounding component 2 is moved along the length direction of the grounding slot 11 by means of the grounding slot 11, and the position of the grounding component 2 on the copper busbar body 1 is adjusted, thereby ensuring the grounding effect of the grounding structure. Since the two fastening plates 31 of the fastening component 3 are respectively fixed to the grounding component 2 relative to each other, the grounding effect of the grounding structure is ensured. On both sides, the fastening plate 31 is slidably connected to the copper bus body 1, and the two fasteners 32 are respectively arranged on the two fastening plates 31, so when the grounding component 2 moves, the fastening plate 31 and the fastener 32 are driven to move, and when the grounding component 2 moves to the working position, the fastening plate 31 is fixed by the fastener 32, so that the grounding component 2 is fixed to prevent the grounding component 2 from moving at will; in this way, the grounding component 2 is moved along the length direction of the copper bus body 1 with the help of the grounding long hole 11, and then the grounding component 2 is moved to the working position, and the grounding component 2 is fixed by the fastening component 3 to prevent the grounding component 2 from moving at will.

[0033] The grounding wire 4 is fixed on the grounding component 2 and is conductively connected to the grounding component 2. When leakage occurs in the electrical component, the grounding wire 4 connected to the electrical component will conduct the current to the grounding component 2. Since the grounding component 2 is conductively connected to the copper busbar body 1, the grounding component 2 will conduct the current to the copper busbar body 1, and finally the copper busbar body 1 will conduct the current into the earth.

[0034] See also Figure 2 and Figure 3As a specific implementation of the grounding structure of the electrical cabinet provided by the utility model, the grounding assembly 2 includes a grounding piece 21 and a fixing piece 22. The grounding piece 21 has the freedom to move along the length direction of the grounding long hole 11 and is conductively connected to the copper busbar body 1. Two fastening plates 31 are respectively arranged on the opposite side walls of the grounding piece 21; the fixing piece 22 is arranged on the grounding piece 21, and is used to fix the grounding wire 4 on the grounding piece 21; since the grounding piece 21 is arranged in the grounding long hole 11, and the grounding piece 21 has the freedom to move along the length direction of the grounding long hole 11, the grounding assembly 2 can be moved on the copper busbar body 1 with the help of the grounding piece 21; at the same time, after the grounding piece 21 moves to the working position, the grounding piece 21 is fixed with the help of the fastening plate 31 and the fastener 32, and finally the grounding wire 4 is fixed to the grounding piece 21 with the fixing piece 22.

[0035] See also Figures 2 to 4 As a specific implementation of the grounding structure of the electrical cabinet provided by the utility model, a grounding groove 211 for accommodating the end of the grounding wire 4 is opened at one end of the grounding piece 21; the grounding groove 211 is opened on the grounding piece 21, and the end of the grounding wire 4 is accommodated by the grounding groove 211, and the grounding wire 4 is protected by the grounding groove 211.

[0036] See also Figures 2 to 4 As a specific implementation of the grounding structure of the electrical cabinet provided by the utility model, the number of grounding grooves 211 is two, and they are respectively arranged at the upper and lower ends of the grounding piece 21; the grounding grooves 211 are opened at the upper and lower ends of the grounding piece 21, which not only allows the upper and lower ends of the grounding piece 21 to be connected to the grounding wire 4, but also allows the grounding piece 21 to be connected to two grounding wires 4 at the same time.

[0037] See also Figure 2 and Figure 3 As a specific implementation of the grounding structure of the electrical cabinet provided by the utility model, a fixing hole 213 penetrating two grounding grooves 211 is provided on the grounding member 21, and a fixing member 22 is arranged in the fixing hole 213 for fixing the grounding wire 4 located in the grounding groove 211; since the fixing member 22 is arranged in the fixing hole 213, no matter whether the grounding wire 4 is arranged in the grounding groove 211 at the upper end of the grounding member 21 or the grounding groove 211 at the lower end of the grounding member 21, the fixing member 22 can be used to fix the grounding wire 4 in the grounding groove 211.

[0038] See also Figure 2 and Figure 3As a specific implementation of the electrical cabinet grounding structure provided by the utility model, the fixing member 22 includes a fixing rod 221 and two fixing blocks 222. The fixing rod 221 is arranged in the fixing hole 213. Both ends of the fixing rod 221 pass through the fixing hole 213 and extend to the outside of the grounding groove 211. The fixing rod 221 has threaded sections at both ends. The grounding wire 4 is located in the grounding groove 211 and is arranged circumferentially along the fixing rod 221. The two fixing blocks 222 are both provided with threaded holes. The two fixing blocks 222 are respectively arranged at both ends of the fixing rod 221, and the threaded holes are threadedly connected with the threaded sections. When the fixing member 22 fixes the grounding wire 4, Insert the fixing rod 221 into the fixing hole 213, and extend both ends of the fixing rod 221 to the outside of the grounding groove 211. Meanwhile, place the grounding wire 4 in the grounding groove 211, and fix the grounding wire 4 to the grounding member 21 through the fixing block 222. The grounding wire 4 is arranged along the circumference of the fixing rod 221, so as to further increase the fixing effect between the grounding wire 4 and the grounding component 2. Meanwhile, the wire end of the grounding wire 4 can be protected with the help of the grounding groove 211. The grounding wire 4 at the upper and lower ends of the grounding member 21 can be fixed by using the fixing rod 221 and the two fixing blocks 222. The fixing rod 221 is a double-headed screw, and the fixing block 222 is a nut.

[0039] See also Figure 2 and Figure 3 As a specific implementation of the grounding structure of the electrical cabinet provided by the utility model, the fixing member 22 also includes two fixing gaskets 223, and the two fixing gaskets 223 are both arranged on the fixing rod 221. The two fixing gaskets 223 correspond to the two grounding grooves 211 one by one, and one end of the fixing gasket 223 is located in the grounding groove 211, and the other end extends outside the grounding groove 211. The thickness of the fixing gasket 223 is greater than the groove depth of the grounding groove 211. The fixing block 222 squeezes the fixing gasket 223 to fix the grounding wire 4; by rotating the fixing block 222, the fixing gasket 223 is driven to move in the grounding groove 211 to squeeze the grounding wire 4 located in the grounding groove 211, thereby further strengthening the fixing effect between the grounding member 21 and the grounding wire 4.

[0040] See also Figure 3 and Figure 4As a specific implementation of the grounding structure of the electrical cabinet provided by the utility model, a sink groove 212 is also provided on the grounding piece 21, one end of the sink groove 212 is connected to the grounding groove 211, and the other end extends to the outside of the grounding piece 21, and the grounding wire 4 is arranged in the sink groove 212, and one end extends into the grounding groove 211, and the other end is connected to the electrical components in the electrical cabinet; since the fixing block 222 is threadedly connected to the fixing rod 221, when the grounding wire 4 is fixed, the fixing block 222 will squeeze the grounding wire 4 outside the grounding groove 211, and at the same time, during the rotation process, the fixing block 222 will come into contact with the grounding wire 4 and rub the grounding wire 4, thereby causing the grounding wire 4 to wear, so the sink groove 212 is provided on the grounding piece 21, and the sink groove 212 can be used to prevent the grounding wire 4 outside the grounding groove 211 from directly contacting the fixing block 222; at the same time, the fixing piece 22 can fix the grounding wire 4 located in the grounding groove 211 by using the fixing gasket 223.

[0041] See also Figure 3 and Figure 4 As a specific implementation of the grounding structure of the electrical cabinet provided by the utility model, two opposite inner walls of the grounding long hole 11 are provided with a slide groove 12 arranged along the length direction of the grounding long hole 11; two opposite side walls of the grounding piece 21 are provided with a movable flange 214 that slides with the slide groove 12; with the help of the slide groove 12 on the grounding long hole 11 and the movable flange 214 on the grounding piece 21, the movement of the grounding piece 21 can be made more stable.

[0042] See also Figure 5 and Figure 6 As a specific embodiment of the grounding structure of the electrical cabinet provided by the utility model, two long fastening holes 13 are provided on the copper busbar body 1, and the length direction of the two long fastening holes 13 is arranged along the length direction of the copper busbar body 1, and the two long fastening holes 13 are respectively arranged on both sides of the grounding long hole 11; two fastening plates 31 are respectively fixed on the opposite sides of the grounding piece 21, and the fastening plates 31 are provided with fastening openings 311, and the two fastening openings 311 correspond to the two long fastening holes 13 one by one; the fastener 32 includes Bolt 321 and nut 322, the bolt 321 is arranged in the fastening opening 311, and one end of the bolt 321 passes through the grounding long hole 11 and is threadedly connected with the nut 322; when the fastening component 3 fixes the grounding component 2, the bolt 321 is inserted into the fastening opening 311 of the fastening plate 31, and one end of the bolt 321 is extended out of the fastening long hole 13, and at the same time, the nut 322 is threadedly connected with the end of the bolt 321 extending out of the fastening long hole 13, and the fastening plate 31 is fixed on the copper bus body 1 by rotating the nut 322.

[0043] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. An electrical cabinet grounding structure, characterized in that: include: The copper busbar body is arranged in the electrical cabinet; a long grounding hole is provided on the copper busbar body, and the length direction of the long grounding hole is arranged along the length direction of the copper busbar body; There are multiple grounding components, which are arranged in parallel and at intervals in the grounding long hole; the upper and lower ends of the grounding components extend outside the grounding long hole, and the grounding components have the freedom to move along the length direction of the grounding long hole; the grounding wire is arranged on the grounding component; the grounding component is conductively connected to the copper busbar body; There are multiple fastening assemblies, which are respectively arranged on multiple grounding assemblies to limit the movement of the grounding assemblies; the fastening assemblies include two fastening plates and two fasteners, the two fastening plates are respectively fixedly connected to the opposite sides of the grounding assembly, and are both slidably connected to the copper busbar body; the two fasteners are respectively arranged on the two fastening plates to fix the two fastening plates.

2. The electrical cabinet grounding structure according to claim 1, characterized in that: The grounding assembly includes a grounding member and a fixing member, wherein the grounding member has the freedom to move along the length direction of the grounding long hole and is conductively connected to the copper busbar body, and the two fastening plates are respectively arranged on two opposite side walls of the grounding member; The fixing member is arranged on the grounding member and is used for fixing the grounding wire on the grounding member.

3. An electrical cabinet grounding structure as claimed in claim 2, characterized in that: One end of the grounding piece is provided with a grounding groove for accommodating a grounding wire end.

4. An electrical cabinet grounding structure as claimed in claim 3, characterized in that: The number of the grounding slots is two, and they are respectively arranged at the upper and lower ends of the grounding member.

5. The electrical cabinet grounding structure according to claim 4, characterized in that: The grounding member is provided with a fixing hole which passes through the two grounding slots. The fixing member is arranged in the fixing hole and is used to fix the grounding wire located in the grounding slot.

6. An electrical cabinet grounding structure as claimed in claim 5, characterized in that: The fixing member includes a fixing rod and two fixing blocks, the fixing rod is arranged in the fixing hole, both ends of the fixing rod pass through the fixing hole and extend to the outside of the grounding groove, the upper and lower ends of the fixing rod are provided with threaded sections, the grounding wire is located in the grounding groove and is arranged along the circumference of the fixing rod; the two fixing blocks are both provided with threaded holes, the two fixing blocks are respectively arranged at both ends of the fixing rod, and the threaded holes are threadedly connected to the threaded sections.

7. An electrical cabinet grounding structure as claimed in claim 6, characterized in that: The fixing member also includes two fixing gaskets, both of which are arranged on the fixing member, and the two fixing gaskets correspond to the two grounding grooves respectively, and one end of the fixing gasket is located in the grounding groove, and the other end extends outside the grounding groove; the thickness of the fixing gasket is greater than the groove depth of the grounding groove; the fixing block squeezes the fixing gasket to fix the grounding wire.

8. An electrical cabinet grounding structure as claimed in claim 7, characterized in that: A sinking groove is also provided on the grounding piece, one end of the sinking groove is connected to the grounding groove, and the other end extends to the outside of the grounding piece. A grounding wire is arranged in the sinking groove, and one end extends into the grounding groove, and the other end is connected to the electrical components in the electrical cabinet.

9. The electrical cabinet grounding structure according to claim 2, characterized in that: The two opposite inner walls of the grounding long hole are both provided with a slide groove arranged along the length direction of the grounding long hole; the two opposite side walls of the grounding piece are both provided with a movable flange that slides in cooperation with the slide groove.

10. The electrical cabinet grounding structure according to claim 1, characterized in that: The copper busbar body is provided with two long fastening holes, the length direction of the two long fastening holes is arranged along the length direction of the copper busbar body, and the two long fastening holes are respectively arranged on both sides of the grounding long hole; the fastening plate is provided with a fastening opening, and the two fastening openings correspond to the two long fastening holes one by one; the fastener includes a bolt and a nut, the bolt is arranged in the fastening opening, and one end of the bolt passes through the grounding long hole and is threadedly connected to the nut.

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