CN212848169U - Grounding static contact in grounding switch - Google Patents
Grounding static contact in grounding switch Download PDFInfo
- Publication number
- CN212848169U CN212848169U CN202021676029.9U CN202021676029U CN212848169U CN 212848169 U CN212848169 U CN 212848169U CN 202021676029 U CN202021676029 U CN 202021676029U CN 212848169 U CN212848169 U CN 212848169U
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- China
- Prior art keywords
- grounding
- supporting part
- static contact
- contact
- plate
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model relates to a earthing switch technical field especially discloses a grounding static contact in earthing switch, the water conservancy diversion portion that supporting part and copper product made including steel are made, supporting part and water conservancy diversion portion riveting. By adopting the structure, the grounding static contact is small in loss and low in cost.
Description
Technical Field
The utility model relates to a earthing switch technical field, especially a grounding static contact in earthing switch.
Background
At present, a grounding switch is a mechanical switch for a circuit grounding part, the grounding switch can have a short circuit connection capacity, and is a quick grounding switch with a switching-on and switching-off capability, and a static contact of the grounding switch plays a role in transmitting a short circuit current from a busbar to a grounding knife and a three-phase short circuit sleeve and then transmitting the short circuit current to a main grounding system through flexible connection.
In the prior art, the grounding static contact is made of a T-shaped drawn copper material (shown in attached figures 1 and 2) through milling and punching, and the whole grounding static contact is made of the copper material, so that the material loss is large and the processing cost is high.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects of the prior art, the utility model provides a grounding static contact with small loss and low cost.
In order to realize the purpose, the utility model discloses a technical scheme is: the utility model provides a static contact of ground connection in earthing switch, includes the supporting part that steel was made and the water conservancy diversion portion that the copper product was made, supporting part and water conservancy diversion portion riveting.
In the technical scheme, the grounding static contact is in a copper-steel riveting type, the flow guide part is made of a T-shaped red copper material and plays a role in conducting current, the supporting part is formed by punching steel materials and plays a role in fixing and supporting, the supporting part is made of a steel part, the strength of the supporting part is higher than that of the red copper, the amount of copper used for the grounding static contact is reduced by half, riveting is firm, manufacturing is simple, and cost is greatly reduced.
As a further setting of the utility model, water conservancy diversion portion is including the mounting panel and the movable contact sword contact plate of becoming the T style of calligraphy, the mounting panel is connected with the supporting part.
In the technical scheme, the mounting plate is used for being in lap joint with the busbar and is provided with a plurality of mounting holes, the movable contact knife contact plate is used for being connected with the movable contact knife, the end part of the movable contact knife contact plate, far away from the mounting plate, is enlarged, the side, far away from the supporting part, of the movable contact knife contact plate is in arc transition connection, the mounting plate is perpendicular to the movable contact knife contact plate, and installation is facilitated
As a further setting of the utility model, the junction of mounting panel and supporting part is provided with tenon and mortise of pegging graft each other.
According to the technical scheme, the tenon is inserted into the mortise, the head of the tenon exposed out of the mortise is stamped, upset and expanded, the punching and riveting strength is high, and the supporting part and the flow guide part are reliably connected.
As a further setting of the utility model, the mortise becomes rectangular, the part that the one end of mounting panel outwards extended beyond the movable contact sword contact plate constitutes the link, the tenon sets up on the link.
Among the above-mentioned technical scheme, the setting of link can avoid supporting part and movable contact sword contact surface mutual interference, the riveting of being convenient for.
As a further setting of the utility model, the periphery profile of link is arc transitional coupling.
Among the above-mentioned technical scheme, the periphery profile can avoid causing the damage to other parts for the arcwall face, can protect the part again can protect installer.
As a further setting of the utility model, the tenon sets up the one side that has movable contact sword contact plate at the mounting panel, the supporting part becomes the platelike of Z style of calligraphy, the one end of supporting part is provided with the mortise, the other end of supporting part is provided with round hole and waist shape hole.
Among the above-mentioned technical scheme, the supporting part is located the below of mounting panel, and support strength is better, and the supporting part of Z style of calligraphy can avoid taking place the female problem of interfering each other of installation screw head and overlap joint row when the installation, and the support insulator of the applicable different hole distance that sets up in waist shape hole, and the range of application is wider.
The present invention will be further described with reference to the accompanying drawings.
Drawings
FIG. 1 is a schematic structural diagram of an unprocessed T-shaped copper material in the prior art;
fig. 2 is a schematic structural diagram of a grounding static contact in the prior art;
FIG. 3 is a schematic structural diagram of an embodiment of the present invention;
fig. 4 is an exploded view of the structure of the embodiment of the present invention.
Detailed Description
The specific embodiment of the utility model is shown in fig. 3-4, a grounding static contact in earthing switch, including supporting part 1 that steel made and water conservancy diversion portion 2 that the copper product was made, supporting part 1 and the riveting of water conservancy diversion portion 2. The grounding static contact is in a copper-steel riveting type, the flow guide part 2 is made of a T-shaped red copper material and plays a role in conducting current, the supporting part 1 is formed by punching a steel material and plays a role in fixing and supporting, the supporting part 1 is made of a steel part, the strength of the supporting part is higher than that of the red copper, the amount of copper used for the grounding static contact is reduced by half, riveting is firm, manufacturing is simple, and cost is greatly reduced.
The guide part 2 comprises a mounting plate 21 and a movable contact knife contact plate 22 which are in a T shape, and the mounting plate 21 is connected with the supporting part 1. The mounting plate 21 is used for being lapped with the busbar and is provided with a plurality of mounting holes, the movable contact knife contact plate 22 is used for being connected with the movable contact knife, the end part 221 of the movable contact knife contact plate 22, which is far away from the mounting plate 21, is enlarged, one side 222, which is far away from the supporting part 1, of the movable contact knife contact plate 22 is in arc transition connection, the mounting plate 21 and the movable contact knife contact plate 22 are perpendicular to each other
The joint of the mounting plate 21 and the support part 1 is provided with a tenon 211 and a mortise 11 which are mutually inserted. The tenon 211 is inserted into the mortise 11, the head of the tenon 211 exposed out of the mortise 11 is expanded through stamping and upsetting, the stamping and riveting strength is high, and the supporting part 1 and the flow guide part 2 are reliably connected.
The mortise 11 is rectangular, one end of the mounting plate 21 extends outwards beyond the movable contact blade contact plate 22 to form a connecting end 212, and the tenon 211 is arranged on the connecting end 212. The connecting end 212 is arranged to avoid the mutual interference between the supporting part 1 and the movable knife contact surface 22, which is convenient for riveting.
The peripheral contour 2121 of the connection end 212 is an arcuate transition connection. Peripheral profile 2121 is the arcwall face can avoid causing the damage to other parts, can protect parts and protection installer again.
The end of the tenon 211 exposed out of the mortise 11 is riveted and then has a limit edge 2111 protruding to the two opposite sides. Can avoid tenon 211 and mortise 11 to throw off each other, spacing limit 2111 is located tenon 211 length direction's the both sides that correspond, can increase the area of contact after the riveting for connect more firmly reliably.
The tenon 211 is arranged on one side of the mounting plate 21 with the movable contact knife contact plate 22, the supporting part 1 is in a Z-shaped plate shape, one end of the supporting part 1 is provided with the mortise 11, and the other end of the supporting part 1 is provided with the round hole 12 and the waist-shaped hole 13. Supporting part 1 is located the below of mounting panel 21, and support intensity is better, and the supporting part 1 of Z style of calligraphy can avoid taking place the female problem of interfering each other of installation screw head and overlap joint row when the installation, and waist shape hole 13 sets up the support insulator of applicable different hole distances, and the range of application is wider.
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. A grounding static contact in a grounding switch is characterized in that: the water-cooled steel plate comprises a supporting part made of steel and a flow guide part made of copper, wherein the supporting part is riveted with the flow guide part.
2. The grounding static contact in the grounding switch according to claim 1, wherein: the flow guide part comprises a T-shaped mounting plate and a movable contact knife contact plate, and the mounting plate is connected with the supporting part.
3. The grounding static contact in the grounding switch according to claim 2, wherein: the joint of the mounting plate and the supporting part is provided with a tenon and a mortise which are mutually inserted.
4. The grounding static contact in the grounding switch according to claim 3, wherein: the mortise is rectangular, one end of the mounting plate extends outwards to exceed the part of the movable contact knife contact plate to form a connecting end, and the tenon is arranged on the connecting end.
5. The grounding static contact in the grounding switch according to claim 4, wherein: the periphery profile of link is arc transitional coupling.
6. The grounding static contact in the grounding switch according to claim 3, 4 or 5, wherein: the tenon is arranged on one side of the mounting plate, which is provided with the movable contact knife contact plate, the supporting part is in a Z-shaped plate shape, the mortise is arranged at one end of the supporting part, and the round hole and the waist-shaped hole are arranged at the other end of the supporting part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021676029.9U CN212848169U (en) | 2020-08-12 | 2020-08-12 | Grounding static contact in grounding switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021676029.9U CN212848169U (en) | 2020-08-12 | 2020-08-12 | Grounding static contact in grounding switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212848169U true CN212848169U (en) | 2021-03-30 |
Family
ID=75134010
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021676029.9U Expired - Fee Related CN212848169U (en) | 2020-08-12 | 2020-08-12 | Grounding static contact in grounding switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212848169U (en) |
-
2020
- 2020-08-12 CN CN202021676029.9U patent/CN212848169U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210330 |
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| CF01 | Termination of patent right due to non-payment of annual fee |