CN213691853U - Grounding assembly of load switch - Google Patents
Grounding assembly of load switch Download PDFInfo
- Publication number
- CN213691853U CN213691853U CN202022440133.4U CN202022440133U CN213691853U CN 213691853 U CN213691853 U CN 213691853U CN 202022440133 U CN202022440133 U CN 202022440133U CN 213691853 U CN213691853 U CN 213691853U
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- ground connection
- grounding
- short circuit
- load switch
- connection short
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Abstract
The utility model relates to a load switch technical field especially discloses a load switch's ground connection subassembly, including ground connection short circuit strip, ground contact and ground connection connecting plate, ground connection short circuit strip includes the backup pad of arranging and steel sheet stamping forming by the ground connection short circuit that aluminium system material made, one side and the ground connection short circuit of backup pad are arranged the stack and are formed connecting portion together, and the opposite side exposes the side formation fixed part of arranging at the ground connection short circuit. By adopting the structure, the grounding assembly of the load switch is small in contact resistance and loop resistance, simple in part processing and low in manufacturing cost.
Description
Technical Field
The utility model relates to a load switch technical field, especially a load switch's ground connection subassembly.
Background
Currently, the grounding assembly of a load switch generally comprises a grounding shorting bar, a grounding contact and a grounding connecting plate. In the prior art, the grounding short-circuit strip is made of red copper material, so that the processing cost is high, the grounding contact is made of red copper material, the shape is strange and different, the manufacture is difficult, the cast red copper air holes are multiple, the surface roughness contact resistance is large, and the cost is high; the grounding connecting plate is also made of red copper material, and the cast red copper has multiple pores, rough surface, large resistance and high cost. Therefore, the problems of large contact resistance and loop resistance of the product, difficult processing of parts, high manufacturing cost and the like are caused
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects of the prior art, the utility model provides a product contact resistance is little with return circuit resistance, and spare part processing is simple, low in manufacturing cost's load switch's ground connection subassembly.
In order to realize the purpose, the utility model discloses a technical scheme is: the utility model provides a load switch's ground connection subassembly, includes ground connection short circuit strip, ground contact and ground connection connecting plate, ground connection short circuit strip includes the backup pad of arranging and steel sheet stamping forming by the ground connection short circuit that aluminium system material made, one side and the ground connection short circuit of backup pad are arranged the stack and are formed connecting portion together, and the opposite side exposes the side formation fixed part that arranges at the ground connection short circuit.
Among the above-mentioned technical scheme, the ground connection shorting bar is female arranging of standard aluminium, and processing is simple and convenient, and the backup pad is stamped by the steel sheet and takes shape, and processing is simple and convenient, has both played the effect of supporting ground connection shorting bar and ground contact, plays the supplementary through-flow effect of three-phase ground connection short circuit current again, and the quality is light, and is with low costs.
As a further setting of the utility model, connecting portion and fixed part are connected through a slope section, and this slope section all becomes the contained angle setting with connecting portion and fixed part.
Among the above-mentioned technical scheme, connecting portion and fixed part pass through slope section transitional coupling, are provided with a plurality of holes on the fixed part for with load switch's casing connection, the erection joint of fixed part can be convenient for in the setting of slope section avoids mutual interference.
As a further setting of the utility model, the ground contact becomes the T style of calligraphy, including horizontal portion and perpendicular portion, the horizontal portion is fixed on the ground connection short-circuit row.
Among the above-mentioned technical scheme, the ground contact is cut off the drilling by the drawing of T section bar and forms, and because of the drawing contact surface is smooth, and contact resistance is little, and processing is simple and convenient, and the horizontal part is arranged with ground connection short circuit and is connected, increases area of contact, improves the reliability of connecting.
As a further setting of the utility model, be provided with the mounting hole of distribution in the both sides of erecting the portion on the horizontal portion.
Among the above-mentioned technical scheme, horizontal portion and ground connection short circuit are arranged accessible screwed connection, and connection structure is simple and convenient.
As a further setting of the utility model, the end of the horizontal part is kept away from to the vertical part becomes the fillet setting.
Among the above-mentioned technical scheme, the top of perpendicular portion is the arc smooth surface, plays the effect of direction when earthing switch closes, simple structure, and processing is convenient.
As a further arrangement of the present invention, the grounding connection plate is made of aluminum material and is formed into an L-shaped structure, and one end thereof is fixed to the grounding short-circuit bar by screws.
Among the above-mentioned technical scheme, the ground connection connecting plate is female arranging of standard aluminium, and the blanking that punches a hole takes shape, and processing is simple and convenient, and the setting of L type makes its one end and ground connection short circuit arrange to be connected stably, and the other end pastes on the inner wall of casing, and the inserts intercommunication of convenient and pouring in the casing, simple structure, it is with low costs.
The present invention will be further described with reference to the accompanying drawings.
Drawings
FIG. 1 is a schematic structural view of the embodiment of the present invention installed in a housing;
FIG. 2 is a schematic structural diagram of an embodiment of the present invention;
fig. 3 is an exploded view of the structure of the embodiment of the present invention.
Detailed Description
The utility model discloses a concrete embodiment is shown in fig. 1-3, a load switch's ground connection subassembly, including ground connection short circuit strip 1, ground contact 2 and ground connection connecting plate 3, ground connection short circuit strip 1 includes 11 and the steel sheet stamping forming's of the ground connection short circuit row of being made by aluminium system material backup pad 12, one side of backup pad 12 and the stack of ground connection short circuit row 11 are in the same place and are formed connecting portion 121, and the opposite side exposes and forms fixed part 122 at the side of ground connection short circuit row 11. The grounding short-circuit bar 11 is a standard aluminum bus bar, is easy and convenient to process, the support plate 12 is formed by stamping a steel plate, is easy and convenient to process, not only plays a role in supporting the grounding short-circuit bar 11 and the grounding contact 2, but also plays a role in assisting through-flow of three-phase grounding short-circuit current, and is light in weight and low in cost.
The connecting portion 121 and the fixing portion 122 are connected by an inclined portion 123, and the inclined portion 123 is disposed at an angle with respect to the connecting portion 121 and the fixing portion 122. Connecting portion 121 and fixed part 122 pass through slope section 123 transitional coupling, are provided with a plurality of holes on the fixed part 122 for with the shell body coupling of load switch, the setting of slope section 123 can be convenient for the erection joint of fixed part 122, avoids mutual interference.
The ground contact 2 is T-shaped and includes a transverse portion 21 and a vertical portion 22, and the transverse portion 21 is fixed to the ground shorting bar 11. The ground contact 2 is formed by drawing, cutting and drilling a T-shaped material, the contact surface is smooth due to drawing, the contact resistance is small, the processing is simple, the transverse part 21 is connected with the ground short-circuit row 11, the contact area is increased, and the connection reliability is improved.
The horizontal portion 21 is provided with mounting holes 211 distributed on both sides of the vertical portion 22. The transverse part 21 and the grounding short-circuit bar 11 can be connected through a screw 23, and the connecting structure is simple and convenient.
The end of the vertical portion 22 away from the horizontal portion 21 is rounded. The top of vertical part 22 is the arc smooth surface, plays the effect of direction when the earthing switch closes, simple structure, and processing is convenient.
The ground connection plate 3 is made of aluminum and has an L-shaped structure, and one end thereof is fixed to the ground shorting bar 11 by a screw 31. The grounding connecting plate 3 is a standard aluminum busbar, punching blanking is formed, processing is simple and convenient, one end of the L-shaped grounding connecting plate is stably connected with the grounding short-circuit bar 11, the other end of the L-shaped grounding connecting plate is attached to the inner wall of the shell 4, the L-shaped grounding connecting plate is conveniently communicated with an insert poured in the shell 4, and the L-shaped grounding connecting plate is simple in structure and low in cost.
In the description of the present invention, it should be noted that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate orientations and positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art. In addition, in the description of the present invention, "a plurality" means two or more unless otherwise specified.
The utility model discloses do not confine the above-mentioned embodiment to, the general technical personnel in this field can adopt other multiple embodiments to implement according to the utility model discloses a, perhaps all adopt the utility model discloses a design structure and thinking do simple change or change, all fall into the utility model discloses a protection scope.
Claims (6)
1. The utility model provides a load switch's ground connection subassembly, includes ground connection short circuit strip, ground contact and ground connection board, its characterized in that: the ground connection short circuit strip includes the backup pad of arranging and steel sheet stamping forming by the ground connection short circuit that aluminium system material made, one side and the stack of ground connection short circuit row of backup pad form connecting portion together, and the opposite side exposes and forms the fixed part at the side of ground connection short circuit row.
2. The grounding assembly of a load switch of claim 1, wherein: the connecting part and the fixing part are connected through an inclined section, and the inclined section, the connecting part and the fixing part are arranged at an included angle.
3. The grounding assembly of a load switch according to claim 1 or 2, wherein: the grounding contact is T-shaped and comprises a transverse part and a vertical part, and the transverse part is fixed on the grounding short-circuit row.
4. The grounding assembly of a load switch of claim 3, wherein: the transverse part is provided with mounting holes distributed on two sides of the vertical part.
5. The grounding assembly of a load switch of claim 3, wherein: the end part of the vertical part far away from the transverse part is arranged in a round angle mode.
6. The grounding assembly of a load switch according to claim 1, 2, 4 or 5, wherein: the grounding connecting plate is made of aluminum materials and is of an L-shaped structure, and one end of the grounding connecting plate is fixed on the grounding short-circuit bar through a screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022440133.4U CN213691853U (en) | 2020-10-28 | 2020-10-28 | Grounding assembly of load switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022440133.4U CN213691853U (en) | 2020-10-28 | 2020-10-28 | Grounding assembly of load switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213691853U true CN213691853U (en) | 2021-07-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022440133.4U Active CN213691853U (en) | 2020-10-28 | 2020-10-28 | Grounding assembly of load switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213691853U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113839231A (en) * | 2021-11-02 | 2021-12-24 | 芜湖造船厂有限公司 | Boats and ships electrical equipment insulation installation earthing device |
-
2020
- 2020-10-28 CN CN202022440133.4U patent/CN213691853U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113839231A (en) * | 2021-11-02 | 2021-12-24 | 芜湖造船厂有限公司 | Boats and ships electrical equipment insulation installation earthing device |
| CN113839231B (en) * | 2021-11-02 | 2024-05-14 | 芜湖造船厂有限公司 | Insulation installation grounding device for ship electrical equipment |
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