CN212365840U - Vacuum arc-extinguishing chamber reinforcing rib with large stress area - Google Patents
Vacuum arc-extinguishing chamber reinforcing rib with large stress area Download PDFInfo
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- CN212365840U CN212365840U CN202021320227.1U CN202021320227U CN212365840U CN 212365840 U CN212365840 U CN 212365840U CN 202021320227 U CN202021320227 U CN 202021320227U CN 212365840 U CN212365840 U CN 212365840U
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- strengthening rib
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Abstract
The utility model discloses a great vacuum interrupter strengthening rib of stress area, this strengthening rib are including the tubulose strengthening rib barrel of cover the axis department correspondence of strengthening rib barrel is equipped with the connect the through hole about running through the lower extreme correspondence in the strengthening rib barrel outside is equipped with the recess that the cross-section is the step form, the diameter of strengthening rib barrel is 28mm, the diameter of strengthening rib barrel is 12.5mm, the axis of strengthening rib barrel corresponds with connect the through hole's axis and overlaps, the height of strengthening rib barrel is 18mm, connect the through hole highly be 18 mm. The utility model relates to a diameter size of the great vacuum interrupter strengthening rib of stress area strengthens, has improved the lifting surface area of strengthening rib for the stability of strengthening rib is better, prolongs the life of switch comprehensively.
Description
Technical Field
The utility model belongs to the technical field of electric power equipment and specifically relates to a great vacuum interrupter strengthening rib of atress area.
Background
A vacuum arc-extinguishing chamber, also known as a vacuum switch tube, is a core component of a medium-high voltage power switch, has the main functions of rapidly extinguishing arc and inhibiting current after a medium-high voltage circuit is cut off a power supply through excellent vacuum insulativity in the tube, avoids accidents and accidents, is mainly applied to a power transmission and distribution control system of electric power, and is also applied to power distribution systems of metallurgy, mines, petroleum, chemical engineering, railways, broadcasting, communication, industrial high-frequency heating and the like. The device has the characteristics of energy conservation, material conservation, fire prevention, explosion prevention, small volume, long service life, low maintenance cost, reliable operation, no pollution and the like. The vacuum arc-extinguishing chamber is divided into an arc-extinguishing chamber for a circuit breaker and an arc-extinguishing chamber for a load switch from the aspect of use, the arc-extinguishing chamber for the circuit breaker is mainly used for transformer substations and power grid facilities in the power sector, and the arc-extinguishing chamber for the load switch is mainly used for end users of a power grid.
The service life of the original reinforcing rib is short, and the service life requirement of the switch in use is difficult to meet due to the fact that the reinforcing rib is easy to deform in use of the switch. Therefore, a vacuum arc extinguish chamber reinforcing rib with a large stress area needs to be designed.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects in the prior art, the reinforcing rib for the vacuum arc-extinguishing chamber is provided with a large stress area.
The utility model discloses a following scheme realizes:
the utility model provides a great vacuum interrupter strengthening rib of stress area, this strengthening rib include the tubulose strengthening rib barrel of cover the axis department correspondence of strengthening rib barrel is equipped with the connect the via hole about running through the lower extreme correspondence in the strengthening rib barrel outside is equipped with the cross-section for the recess of step form, the diameter of strengthening rib barrel is 28mm, the diameter of strengthening rib barrel is 12.5mm, the axis of strengthening rib barrel corresponds with connect the via hole's axis and overlaps, the height of strengthening rib barrel is 18mm, connect the via hole highly be 18 mm.
The height of recess is 2mm, the width of recess is 2mm, the axis of recess corresponds with the axis of strengthening rib barrel and overlaps.
And an inner fillet is correspondingly arranged at the joint of the inner side of the upper end of the groove and the reinforcing rib cylinder, the diameter of the inner fillet is 2mm, and the radian of the inner fillet is 90 degrees.
The outer side of the upper end of the groove is correspondingly provided with an external fillet at the joint of the reinforcing rib barrel, the diameter of the external fillet is 2mm, and the radian of the external fillet is 90 degrees.
The outer side of the upper end of the reinforcing rib cylinder body is correspondingly provided with an upper round angle, the radian of the upper round angle is 90 degrees, and the diameter of the upper round angle is 2 mm.
The bottom of the lower end of the groove is vertical to the side wall correspondingly.
The utility model has the advantages that:
the utility model relates to a diameter size of the great vacuum interrupter strengthening rib of stress area strengthens, has improved the lifting surface area of strengthening rib for the stability of strengthening rib is better, prolongs the life of switch comprehensively.
Drawings
Fig. 1 is a schematic structural diagram of a reinforcing rib of a vacuum arc-extinguishing chamber with a large stress area of the present invention;
in the figure: the reinforcing rib barrel 1 is a reinforcing rib barrel body, the connecting through hole 2 is a groove 3, the inner fillet 4 is a fillet, the outer fillet 5 is a fillet, and the upper fillet 6 is a fillet.
Detailed Description
The preferred embodiments of the present invention will be further described with reference to the accompanying drawings in which:
the utility model provides a great vacuum interrupter strengthening rib of stress area, this strengthening rib include cover pipy strengthening rib barrel 1 the axis department correspondence of strengthening rib barrel 1 is equipped with connect the via hole 2 about running through the lower extreme correspondence in the 1 outside of strengthening rib barrel is equipped with the cross-section for step form recess 3, the diameter of strengthening rib barrel 1 is 28mm, the diameter of strengthening rib barrel 1 is 12.5mm, the axis of strengthening rib barrel 1 corresponds with connect the via hole 2's axis and overlaps, the height of strengthening rib barrel 1 is 18mm, connect the via hole 2 highly be 18 mm.
The height of recess 3 is 2mm, the width of recess 3 is 2mm, the axis of recess 3 corresponds with the axis of strengthening rib barrel 1 and overlaps. And an inner fillet 4 is correspondingly arranged at the joint of the inner side of the upper end of the groove 3 and the reinforcing rib cylinder 1, the diameter of the inner fillet 4 is 2mm, and the radian of the inner fillet 4 is 90 degrees. The outer side of the upper end of the groove 3 is correspondingly provided with an external fillet 5 at the joint of the reinforcing rib barrel body 1, the diameter of the external fillet 5 is 2mm, and the radian of the external fillet 5 is 90 degrees. The outer side of the upper end of the reinforcing rib cylinder body 1 is correspondingly provided with an upper round angle 6, the radian of the upper round angle 6 is 90 degrees, and the diameter of the upper round angle 6 is 2 mm. The bottom of the lower end of the groove 3 is vertical to the side wall correspondingly. Each part structure is more reasonable for the assembly is simplified, work efficiency is improved, quality is promoted, has improved the reliability and the stability of product effectively.
The strengthening rib of this application corresponds with vacuum interrupter internals such as contact seat, couple, contact subassembly and is connected, and concrete connection mode is known technology, and it is no longer repeated here.
Although the invention has been shown and described in detail with respect to the preferred embodiments thereof, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (6)
1. The utility model provides a great vacuum interrupter strengthening rib of atress area which characterized in that: this strengthening rib includes cover pipy strengthening rib barrel (1) the axis department correspondence of strengthening rib barrel (1) is equipped with connect the through hole (2) about running through the lower extreme correspondence in strengthening rib barrel (1) outside is equipped with recess (3) that the cross-section is the step form, the diameter of strengthening rib barrel (1) is 28mm, the diameter of strengthening rib barrel (1) is 12.5mm, the axis of strengthening rib barrel (1) corresponds with the axis of connect the through hole (2) and overlaps, the height of strengthening rib barrel (1) is 18mm, connect the highly 18mm that is of through hole (2).
2. The vacuum interrupter reinforcing bar with large stress area according to claim 1, wherein: the height of recess (3) is 2mm, the width of recess (3) is 2mm, the axis of recess (3) corresponds with the axis of strengthening rib barrel (1) and overlaps.
3. The vacuum interrupter reinforcing bar with the large stress area according to claim 2, wherein: an inner fillet (4) is correspondingly arranged at the joint of the inner side of the upper end of the groove (3) and the reinforcing rib cylinder body (1), the diameter of the inner fillet (4) is 2mm, and the radian of the inner fillet (4) is 90 degrees.
4. The vacuum interrupter reinforcing bar with the large stress area according to claim 2, wherein: the joint of the outer side of the upper end of the groove (3) and the reinforcing rib cylinder body (1) is correspondingly provided with an external fillet (5), the diameter of the external fillet (5) is 2mm, and the radian of the external fillet (5) is 90 degrees.
5. The vacuum interrupter reinforcing bar with large stress area according to claim 1, wherein: the outer side of the upper end of the reinforcing rib cylinder body (1) is correspondingly provided with an upper round angle (6), the radian of the upper round angle (6) is 90 degrees, and the diameter of the upper round angle (6) is 2 mm.
6. The vacuum interrupter reinforcing bar with large stress area according to claim 1, wherein: the bottom of the lower end of the groove (3) is vertical to the side wall correspondingly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021320227.1U CN212365840U (en) | 2020-07-08 | 2020-07-08 | Vacuum arc-extinguishing chamber reinforcing rib with large stress area |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021320227.1U CN212365840U (en) | 2020-07-08 | 2020-07-08 | Vacuum arc-extinguishing chamber reinforcing rib with large stress area |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212365840U true CN212365840U (en) | 2021-01-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021320227.1U Active CN212365840U (en) | 2020-07-08 | 2020-07-08 | Vacuum arc-extinguishing chamber reinforcing rib with large stress area |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212365840U (en) |
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2020
- 2020-07-08 CN CN202021320227.1U patent/CN212365840U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A reinforcing rib of vacuum arc extinguishing chamber with large stress area Effective date of registration: 20210903 Granted publication date: 20210115 Pledgee: Bank of China Limited by Share Ltd. Xiamen branch Pledgor: Xiamen Sen Light Electric Technology Co.,Ltd. Registration number: Y2021980008877 |