CN218299697U - Shock attenuation formula high voltage circuit breaker support - Google Patents
Shock attenuation formula high voltage circuit breaker support Download PDFInfo
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- CN218299697U CN218299697U CN202222571098.9U CN202222571098U CN218299697U CN 218299697 U CN218299697 U CN 218299697U CN 202222571098 U CN202222571098 U CN 202222571098U CN 218299697 U CN218299697 U CN 218299697U
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- steel plate
- damping
- circuit breaker
- voltage circuit
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Abstract
The utility model discloses a shock attenuation formula high voltage circuit breaker support, including supporting insulator's stull to and be located the steel truss pillar of stull below, steel truss pillar bottom is erect on the bumper shock absorber that constitutes including damper cylinder and damping spring, and the bumper shock absorber supports subaerial. The damping cylinder is positioned between the upper layer steel plate and the lower layer steel plate, and the steel truss strut is connected with the upper layer steel plate through a bolt; the upper steel plate and the lower steel plate are penetrated with a preset screw. The preset screw penetrates through a hole in the upper steel plate, the damping spring is arranged in the damping cylinder, the stability of the structure is enhanced under the combined action of the structure, the damping performance is improved, and the support has the advantages of being strong in anti-seismic performance and excellent in resetting capability.
Description
Technical Field
The utility model belongs to the electrical equipment field relates to a shock attenuation formula high voltage circuit breaker support.
Background
The circuit breaker divide into high-voltage circuit breaker and low-voltage circuit breaker according to its application range, generally be called high-voltage apparatus with more than 3KV, high-voltage circuit breaker is one of electric power system's important controlgear, in Wenchuan earth earthquake, transformer substation's electrical equipment has suffered serious destruction, especially high-voltage electrical equipment damages seriously, high-voltage circuit breaker is as the important component in electric power system, the steel pipe support is its traditional equipment bearing structure, because support rigidity is great, equipment overall frequency is 1 ~ 10Hz usually, the earthquake comes the interim easy resonance phenomenon that takes place with the earthquake wave, consequently produce easily when the earthquake and destroy, in case high-voltage circuit breaker takes place to destroy, will bring huge influence for whole electric power system.
SUMMERY OF THE UTILITY MODEL
For solving the above-mentioned defect that exists among the prior art, the utility model aims to provide a simple to operate and have good anti-seismic performance's shock attenuation formula high voltage circuit breaker support, this shock attenuation support adopt the shock attenuation structure that damper cylinder and damping spring constitute, have sufficient vertical rigidity and good elasticity, can effectively alleviate major structure's the seismic damage condition, set up the connecting rod at the tip of bumper shock absorber, strengthened the lateral stability of structure and the power consumption ability of bumper shock absorber simultaneously.
The utility model discloses a realize through following technical scheme.
The utility model provides a shock attenuation formula high voltage circuit breaker support, including supporting insulator's stull to and be located the steel truss pillar of stull below, erect on the bumper shock absorber that includes damper cylinder and damping spring bottom the steel truss pillar, the bumper shock absorber supports subaerial.
In a preferred scheme, the shock absorber comprises an upper layer steel plate, a lower layer steel plate, a preset screw rod, a shock absorption cylinder and a shock absorption spring, wherein the shock absorption cylinder is positioned between the upper layer steel plate and the lower layer steel plate, and the preset screw rod penetrates through the upper layer steel plate and the lower layer steel plate; and a damping spring is arranged in the damping cylinder.
In a preferred embodiment, the steel truss strut is connected to the upper steel plate by bolts.
In a preferred scheme, the upper steel plate is provided with a hole through which the preset screw rod penetrates, and the hole diameter of the hole through which the upper steel plate penetrates the preset screw rod is slightly larger than the diameter of the preset screw rod.
In a preferred scheme, the preset screw is fixedly connected with the lower steel plate.
In a preferred solution, the height of the damper spring is slightly higher than the damper cylinder.
In a preferred embodiment, the bolt is a high-strength bolt of M20 to M30.
In a preferred scheme, the shock absorption cylinder is made of Q235 steel; the damping spring is made of 60SICrA spring steel.
In a preferred scheme, an operation box is connected to the middle part of the lower surface of the cross brace through a steel support.
The utility model discloses owing to take above technical scheme, it has following beneficial effect:
the utility model discloses shock attenuation formula high voltage circuit breaker support has guaranteed sufficient vertical rigidity and good elasticity through the shock-absorbing structure that damper cylinder and damping spring constitute, under the earthquake action, can effectively reduce major structure's calamity. The upper steel plate of the shock absorber is provided with the integrated preset screw rod, so that the overall stability of the structure can be enhanced, and the shock absorber is convenient to install. The connecting rod is arranged at the end part of the shock absorber and connected through the high-strength bolt, so that the lateral stability of the structure and the energy dissipation capacity of the shock absorber are enhanced while the structure resetting capacity is ensured. The shock absorber is connected to the column base, so that the shock resistance of the structure can be greatly enhanced. The structure has the advantages of strong anti-seismic performance and excellent resetting capability.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, do not constitute a limitation of the invention, and in which:
fig. 1 (a), (b) are respectively a front view and a side view of the structure of the present invention;
wherein, 1 is a cross brace; 2 is a steel truss strut; 3 is a bolt; 4 is a bolt gasket; 5 is a preset screw; 6 is a steel truss strut column base; 7 is an upper steel plate of the shock absorber; 8 is a lower steel plate of the shock absorber; 9 is an operation box; 10 is an operation box bottom plate; 11 is an operation box steel pillar; 12 is an insulator; and 13 is a shock absorption cylinder.
Detailed Description
The invention will be described in detail with reference to the drawings and specific embodiments, wherein the exemplary embodiments and descriptions are provided to explain the invention, but not to limit the invention.
Referring to fig. 1 (a) and 1 (b), the present invention provides a shock-absorbing high-voltage circuit breaker support, which includes a cross-brace 1 for supporting an insulator 12, and a steel truss support 2 located below the cross-brace 1, wherein a shock absorber is disposed at the bottom of the steel truss support 2. Wherein, the bumper shock absorber includes upper steel sheet 7, lower floor's steel sheet 8, predetermines screw rod 5 and surge drum 13, is equipped with surge drum 13 between upper steel sheet 7 and the lower floor's steel sheet 8, connects through predetermineeing screw rod 5 between upper steel sheet 7 and the lower floor's steel sheet 8, and upper steel sheet 7 runs through the hole of predetermineeing screw rod 5, and the hole aperture slightly is greater than predetermineeing the diameter of screw rod. The upper surface of the hole is padded with a bolt gasket 4.
The two ends of the lower surface of the cross brace 1 are connected with the upper ends of the two steel truss support columns 2 in a welding mode, bolt holes are reserved in the bases 6 of the steel truss support columns 2, and the bolts 3 penetrate through the bolt holes to be connected with the upper steel plate 6 of the shock absorber.
A damping structure consisting of a damping cylinder 13 and a damping spring is arranged between the upper layer steel plate and the lower layer steel plate. The tip of upper steel sheet 7 and lower floor's steel sheet 8 is equipped with and predetermines the hole that screw rod 5 corresponds, predetermines the screw rod and can pass the hole and link to each other upper steel sheet and lower floor's steel sheet through M20 to M30 high strength bolt, forms stable support structure.
In this device, damping spring has been placed to the surge drum, and through the shock-absorbing structure that the surge drum of rubber material and the damping spring of steel material are constituteed, damping spring's height is the same with the surge drum. The damping cylinder is made of Q235 steel, and the damping spring is made of 60SICrA spring steel.
An operation box 9 below the cross brace 1 is supported below the cross brace 1 through an operation box steel strut 11; the operating box bottom plate 10 is at a distance from the ground. The operation box is convenient to dismantle and maintain the structure.
The utility model discloses when using, lay required insulator sleeve on the stull, pass through bolted connection with bumper shock absorber upper steel sheet and steel truss, be connected through predetermineeing the screw rod between bumper shock absorber upper steel sheet and the lower floor's steel sheet. When an earthquake occurs, the steel truss is connected to the upper steel plate of the shock absorber, the damping springs made of steel are propped against the upper steel plate, the steel truss supporting the insulator can only slightly move in the preset screw holes along the upper steel plate, and the damping springs in the damping cylinders support the upper steel plate, so that the effect of protecting the insulator due to the action of transverse waves and longitudinal waves of the earthquake can be buffered, and the shock resistance of a structural system is greatly improved.
For the simplification of realization installation, when needs consolidate the prevention to existing equipment, this shock absorber support of direct mount also can cut off the power supply back.
The present invention is not limited to the above embodiments, and based on the technical solutions disclosed in the present invention, those skilled in the art can make some replacements and transformations for some technical features without creative labor according to the disclosed technical contents, and these replacements and transformations are all within the protection scope of the present invention.
Claims (9)
1. The utility model provides a shock attenuation formula high voltage circuit breaker support which characterized in that, is including the stull of supporting insulator to and be located the steel truss pillar of stull below, steel truss pillar bottom erects on the bumper shock absorber that constitutes including shock tube and damping spring, and the bumper shock absorber supports subaerial.
2. The damping type high-voltage circuit breaker support according to claim 1, wherein the damper comprises an upper steel plate, a lower steel plate, a preset screw, a damping cylinder and a damping spring, the damping cylinder is positioned between the upper steel plate and the lower steel plate, and the preset screw penetrates through the upper steel plate and the lower steel plate; and a damping spring is arranged in the damping cylinder.
3. A shock absorbing high voltage circuit breaker support according to claim 2, wherein the steel truss strut is bolted to the upper steel plate.
4. The cradle of claim 2, wherein the upper steel plate has holes through which the preset screws pass, and the holes through which the preset screws pass are slightly larger than the diameter of the preset screws.
5. The cradle of claim 2, wherein the predetermined screw is fixedly connected to the lower steel plate.
6. A damped high voltage circuit breaker cradle according to claim 2, wherein the damping spring is slightly taller than the damping cylinder.
7. A damped high voltage circuit breaker cradle according to claim 3, wherein the bolts are M20 to M30 high strength bolts.
8. The cradle of claim 1, wherein the damping cylinder is made of Q235 steel; the damping spring is made of 60SICrA spring steel.
9. The cradle of claim 1, wherein the middle of the lower surface of the cross-brace is connected to an operating box via a steel pillar.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222571098.9U CN218299697U (en) | 2022-09-27 | 2022-09-27 | Shock attenuation formula high voltage circuit breaker support |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222571098.9U CN218299697U (en) | 2022-09-27 | 2022-09-27 | Shock attenuation formula high voltage circuit breaker support |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218299697U true CN218299697U (en) | 2023-01-13 |
Family
ID=84805881
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222571098.9U Active CN218299697U (en) | 2022-09-27 | 2022-09-27 | Shock attenuation formula high voltage circuit breaker support |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218299697U (en) |
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2022
- 2022-09-27 CN CN202222571098.9U patent/CN218299697U/en active Active
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