CN221040938U - Protective high-voltage vacuum circuit breaker - Google Patents
Protective high-voltage vacuum circuit breaker Download PDFInfo
- Publication number
- CN221040938U CN221040938U CN202321823525.6U CN202321823525U CN221040938U CN 221040938 U CN221040938 U CN 221040938U CN 202321823525 U CN202321823525 U CN 202321823525U CN 221040938 U CN221040938 U CN 221040938U
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- circuit breaker
- vacuum circuit
- sliding block
- wall
- mounting panel
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- 230000001681 protective effect Effects 0.000 title claims abstract description 16
- 230000035939 shock Effects 0.000 claims abstract description 10
- 238000009434 installation Methods 0.000 abstract description 11
- 235000008331 Pinus X rigitaeda Nutrition 0.000 abstract description 4
- 235000011613 Pinus brutia Nutrition 0.000 abstract description 4
- 241000018646 Pinus brutia Species 0.000 abstract description 4
- 238000013016 damping Methods 0.000 abstract description 4
- 238000001125 extrusion Methods 0.000 abstract description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000008033 biological extinction Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000007664 blowing Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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- High-Tension Arc-Extinguishing Switches Without Spraying Means (AREA)
Abstract
The utility model relates to the technical field of vacuum circuit breakers, in particular to a protective high-voltage vacuum circuit breaker, which comprises a circuit breaker box body, wherein damping fixing frames are symmetrically arranged on two opposite side walls of the circuit breaker box body; the shock attenuation mount includes L type mounting panel, the spout has been seted up along the breaker box direction of height link up to the perpendicular portion of L type mounting panel, install the dead lever between the groove top of spout and the tank bottom, the slider subassembly is installed to the breaker box lateral wall, slider subassembly cover is established at the dead lever outer wall, the dead lever outer wall cover is equipped with the spring, the vacuum circuit breaker of this scheme can install fixedly through L type mounting panel when the installation, and when producing vibrations, the vacuum circuit breaker can drive the slider subassembly of lateral wall along the dead lever from top to bottom, thereby the extrusion spring produces deformation and absorbs the vibration power, thereby avoid the vibration power to transmit to on the fixing bolt of breaker box and shock attenuation mount, avoid the installation of vacuum circuit breaker to produce the pine and take off, improve vacuum circuit breaker's stability and security.
Description
Technical Field
The utility model relates to the technical field of vacuum circuit breakers, in particular to a protective high-voltage vacuum circuit breaker.
Background
The vacuum circuit breaker is named because the arc extinguishing medium and the insulating medium of the contact gap after arc extinction are high vacuum, has the advantages of small volume, light weight, suitability for frequent operation and no maintenance for arc extinction, is more popular in power distribution networks, can be used for protecting and controlling electrical equipment in industrial and mining enterprises, power plants and substations, is particularly suitable for use places requiring oilless maintenance and frequent operation, and can be arranged in centrally installed cabinets, double-layer cabinets and fixed cabinets for controlling and protecting high-voltage electrical equipment.
Among the prior art, vacuum circuit breaker mainly comprises circuit breaker casing and base two parts, and current circuit breaker and base welding become a whole, and rethread bolt is fixed base and external world, and a prepayment high voltage vacuum circuit breaker like patent application number CN201720372030.4, however the circuit breaker of this structure is when producing vibrations after the installation, and vibration force can transmit on the bolt, and this loosens that causes the bolt easily, leads to vacuum circuit breaker's installation unstable.
Disclosure of utility model
The technical problems to be solved by the utility model are as follows: the utility model provides a protection type high-voltage vacuum circuit breaker can avoid the bolt pine of vacuum circuit breaker to take off, improves the stability and the security of vacuum circuit breaker installation.
In order to solve the technical problems, the utility model adopts the following technical scheme:
The utility model provides a protection type high-voltage vacuum circuit breaker, includes circuit breaker box and installs the utmost point post at circuit breaker box top, its characterized in that, circuit breaker box is relative both sides wall symmetry installs the shock attenuation mount;
The shock attenuation mount includes L type mounting panel, the circuit breaker box setting is kept away from to the horizontal part of L type mounting panel, the mounting hole has been seted up to the horizontal part of L type mounting panel, the spout has been seted up to the perpendicular portion of L type mounting panel along link up with the horizontal part vertically direction of L type mounting panel, install the dead lever between the groove top and the tank bottom of spout, the slider subassembly is installed to the lateral wall of circuit breaker box, the slider subassembly cover is established at the dead lever outer wall, the dead lever outer wall cover is equipped with the spring, the spring is located between the tank bottom of slider subassembly bottom and spout.
Further, two sliding grooves are formed, and the two sliding grooves are symmetrically arranged along the central axis of the pole.
Further, the mounting holes are bar-shaped holes, and the bar-shaped holes are arranged along the direction parallel to the vertical part of the L-shaped mounting plate.
Further, the thread groove is formed in the outer wall of the fixing rod, the supporting ring is connected to the outer wall of the thread groove in a threaded mode, and the spring is located between the sliding block assembly and the supporting ring.
Further, the outer walls of the two opposite sides of the supporting ring are provided with rotating handles.
Further, the sliding block assembly comprises a first sliding block and a second sliding block, the first sliding block is arranged on the side wall of the circuit breaker box body, semicircular grooves matched with the fixing rods are formed in one ends, close to each other, of the first sliding block and the second sliding block, and the first sliding block and the second sliding block are detachably connected through connecting bolts.
The utility model has the beneficial effects that:
Through setting up parts such as spout, dead lever, slider subassembly and spring for vacuum circuit breaker can be installed fixedly through L type mounting panel when the installation, and when producing vibrations, vacuum circuit breaker can drive the slider subassembly of lateral wall and slide from top to bottom along the dead lever, thereby extrusion spring produces deformation and absorbs the vibration force, thereby avoids vibration force transmission to the circuit breaker box with on the fixing bolt of shock attenuation mount, and then avoids vacuum circuit breaker's installation to produce the pine to improve vacuum circuit breaker's stability and security.
Drawings
Fig. 1 is a schematic structural view of a protective type high voltage vacuum circuit breaker according to the present utility model;
Fig. 2 is a schematic side view of a protective type high voltage vacuum circuit breaker according to the present utility model;
Fig. 3 is an enlarged schematic view of the structure at a in fig. 2 of a protective type high voltage vacuum circuit breaker according to the present utility model;
Fig. 4 is a schematic structural view of a fixing rod and its connection parts of a protective type high voltage vacuum circuit breaker according to the present utility model;
Description of the reference numerals:
1. A circuit breaker housing; 2. a pole; 3. an L-shaped mounting plate; 4. a chute; 5. a fixed rod; 6. a slider assembly; 61. a first slider; 62. a second slider; 63. a connecting bolt; 7. a spring; 8. a thread groove; 9. a support ring; 10. and (5) a mounting ring.
Detailed Description
In order to describe the technical contents, the achieved objects and effects of the present utility model in detail, the following description will be made with reference to the embodiments in conjunction with the accompanying drawings.
Referring to fig. 1, the technical scheme adopted by the utility model is as follows:
The utility model provides a protection type high-voltage vacuum circuit breaker, includes circuit breaker box and installs the utmost point post at circuit breaker box top, its characterized in that, circuit breaker box is relative both sides wall symmetry installs the shock attenuation mount;
The shock attenuation mount includes L type mounting panel, the circuit breaker box setting is kept away from to the horizontal part of L type mounting panel, the mounting hole has been seted up to the horizontal part of L type mounting panel, the spout has been seted up to the perpendicular portion of L type mounting panel along link up with the horizontal part vertically direction of L type mounting panel, install the dead lever between the groove top and the tank bottom of spout, the slider subassembly is installed to the lateral wall of circuit breaker box, the slider subassembly cover is established at the dead lever outer wall, the dead lever outer wall cover is equipped with the spring, the spring is located between the tank bottom of slider subassembly bottom and spout.
From the above description, the beneficial effects of the utility model are as follows:
Through setting up parts such as spout, dead lever, slider subassembly and spring for vacuum circuit breaker can be installed fixedly through L type mounting panel when the installation, and when producing vibrations, vacuum circuit breaker can drive the slider subassembly of lateral wall and slide from top to bottom along the dead lever, thereby extrusion spring produces deformation and absorbs the vibration force, thereby avoids vibration force transmission to the circuit breaker box with on the fixing bolt of shock attenuation mount, and then avoids vacuum circuit breaker's installation to produce the pine to improve vacuum circuit breaker's stability and security.
Further, two sliding grooves are formed, and the two sliding grooves are symmetrically arranged along the central axis of the pole.
From the above description, the stress of the L-shaped mounting plate is more uniform by arranging two symmetrical sliding grooves, so that the stability of the circuit breaker box body is ensured.
Further, the mounting holes are bar-shaped holes, and the bar-shaped holes are arranged along the direction parallel to the vertical part of the L-shaped mounting plate.
As is apparent from the above description, the mounting hole adopts the bar-shaped hole to make the mounting environment of the vacuum circuit breaker more adaptable.
Further, the thread groove is formed in the outer wall of the fixing rod, the supporting ring is connected to the outer wall of the thread groove in a threaded mode, and the spring is located between the sliding block assembly and the supporting ring.
From the above description, the supporting ring can be made to slide up and down along the fixing rod by rotating the supporting ring, so that the compression spring deforms, and the hardness degree of the spring is adjusted.
Further, the outer walls of the two opposite sides of the supporting ring are provided with rotating handles.
From the above description, the rotation of the support ring can be facilitated by the arrangement of the rotation knob without the aid of external tools.
Further, the sliding block assembly comprises a first sliding block and a second sliding block, the first sliding block is arranged on the side wall of the circuit breaker box body, semicircular grooves matched with the fixing rods are formed in one ends, close to each other, of the first sliding block and the second sliding block, and the first sliding block and the second sliding block are detachably connected through connecting bolts.
As is apparent from the above description, the slider assembly is provided with the first slider and the second slider separated so that the L-shaped mounting plate and the circuit breaker case can be detached from each other, thereby requiring only replacement of the circuit breaker without replacement of the L-shaped mounting plate when the circuit breaker is damaged.
Referring to fig. 1 to 4, a first embodiment of the present utility model is as follows:
Referring to fig. 1 and 2, a protective high-voltage vacuum circuit breaker comprises a circuit breaker box 1 and a pole 2 arranged at the top of the circuit breaker box 1, wherein damping fixing frames are symmetrically arranged on two opposite side walls of the circuit breaker box 1;
Referring to fig. 3 and 4, the damping mount includes an L-shaped mounting plate 3, the horizontal portion of the L-shaped mounting plate 3 is far away from the breaker box 1, the horizontal portion of the L-shaped mounting plate 3 is provided with a mounting hole, the mounting hole is a bar hole, the bar hole is arranged along the direction parallel to the vertical portion of the L-shaped mounting plate 3, the vertical portion of the L-shaped mounting plate 3 is provided with a chute 4 along the direction perpendicular to the horizontal portion of the L-shaped mounting plate 3, the chute 4 is provided with two chutes 4, the two chutes 4 are symmetrically arranged along the central axis of the pole 2, a fixing rod 5 is mounted between the top and the bottom of the chute 4, the side wall of the breaker box 1 is provided with a slide block 6, the slide block 6 is sleeved on the outer wall of the fixing rod 5, the outer wall of the fixing rod 5 is sleeved with a spring 7, the spring 7 is positioned between the bottom of the slide block 6 and the bottom of the chute 4, and a mounting ring 10 is arranged at the top of the spring 7 in order to facilitate the connection between the spring 7 and the slide block 6, and the slide block 6 through a connection 63.
Referring to fig. 4, the outer wall of the fixing rod 5 is provided with a threaded groove 8, the outer wall of the threaded groove 8 is in threaded connection with a supporting ring 9, the spring 7 is located between the sliding block 6 and the supporting ring 9, and the outer walls of two opposite sides of the supporting ring 9 are provided with rotating handles.
Referring to fig. 4, the slider assembly 6 includes a first slider 61 and a second slider 62, the first slider 61 is mounted on a side wall of the circuit breaker box, a semicircular groove matched with the fixing rod 5 is formed at one end of the first slider 61 and one end of the second slider 62, which are close to each other, and the first slider 61 and the second slider 62 are detachably connected through a connecting bolt 63.
The first slider 61 in the present embodiment may be detachably connected to the breaker case 1, for example, by screws or the like; the breaker case 1 itself may be provided, and a first slider that can be matched with the second slider may be mounted on the side wall of the breaker case 1 in advance at the time of production.
The use process of the protective high-voltage vacuum circuit breaker is as follows:
When the vacuum circuit breaker is installed, the fixing bolt is inserted into the strip-shaped hole on the L-shaped mounting plate 3 and aligned with the external fixing hole, and the installation of the vacuum circuit breaker is completed after locking and fixing;
In the use process of the vacuum circuit breaker, when the vacuum circuit breaker vibrates (factors such as wind blowing, ground shaking and the like), the sliding block 6 on the side wall of the circuit breaker box body 1 can slide up and down along the fixed rod 5, and the spring 7 is extruded to deform, so that the vibration force is absorbed by the spring 7, and is not transmitted to the fixed bolt of the vacuum circuit breaker, so that the fixed bolt is prevented from loosening due to the vibration force, and the safety and stability of the vacuum circuit breaker are improved;
when the hardness of the spring 7 needs to be adjusted, a worker rotates the support ring 9, and the support ring 9 slides up and down along the fixed rod 5, so that the initial state of the spring 7 is adjusted to adjust the hardness of the spring 7;
when the vacuum circuit breaker is damaged, the worker removes the connection bolt 63 on the slider 6 to separate the first slider 61 from the second slider 62, then removes the vacuum circuit breaker for replacement, and after reinstallation, locks the first slider 61 and the second slider 62, and then connects and fixes the slider 6 to the mounting ring 10 at the end of the spring 7.
In summary, the utility model provides a protective high-voltage vacuum circuit breaker, by arranging the parts such as the sliding groove, the fixing rod, the sliding block component and the spring, when the vacuum circuit breaker is installed, the vacuum circuit breaker can be installed and fixed through the L-shaped mounting plate, and when vibration occurs, the vacuum circuit breaker can drive the sliding block component on the side wall to slide up and down along the fixing rod, and the spring is extruded to deform so as to absorb vibration force, so that the vibration force is prevented from being transmitted to the fixing bolt of the circuit breaker box body and the damping fixing frame, and the loosening generated in the installation of the vacuum circuit breaker is prevented, and the stability and the safety of the vacuum circuit breaker are improved.
The foregoing description is only illustrative of the present utility model and is not intended to limit the scope of the utility model, and all equivalent changes made by the specification and drawings of the present utility model, or direct or indirect application in the relevant art, are included in the scope of the present utility model.
Claims (6)
1. The utility model provides a protection type high-voltage vacuum circuit breaker, includes circuit breaker box and installs the utmost point post at circuit breaker box top, its characterized in that, circuit breaker box is relative both sides wall symmetry installs the shock attenuation mount;
The shock attenuation mount includes L type mounting panel, the circuit breaker box setting is kept away from to the horizontal part of L type mounting panel, the mounting hole has been seted up to the horizontal part of L type mounting panel, the spout has been seted up to the perpendicular portion of L type mounting panel along link up with the horizontal part vertically direction of L type mounting panel, install the dead lever between the groove top and the tank bottom of spout, the slider subassembly is installed to the lateral wall of circuit breaker box, the slider subassembly cover is established at the dead lever outer wall, the dead lever outer wall cover is equipped with the spring, the spring is located between the tank bottom of slider subassembly bottom and spout.
2. The protective high-voltage vacuum circuit breaker according to claim 1, wherein two sliding grooves are formed, and the two sliding grooves are symmetrically arranged along the central axis of the pole.
3. The protective high voltage vacuum circuit breaker according to claim 1, wherein the mounting hole is a bar-shaped hole, and the bar-shaped hole is provided in a direction parallel to a vertical portion of the L-shaped mounting plate.
4. The protective high-voltage vacuum circuit breaker according to claim 1, wherein the outer wall of the fixed rod is provided with a thread groove, the outer wall of the thread groove is in threaded connection with a support ring, and the spring is positioned between the sliding block assembly and the support ring.
5. The protective high voltage vacuum circuit breaker according to claim 4, wherein the outer walls of the opposite sides of the support ring are provided with turning handles.
6. The protective high-voltage vacuum circuit breaker according to claim 1, wherein the sliding block assembly comprises a first sliding block and a second sliding block, the first sliding block is mounted on the side wall of the circuit breaker box body, semicircular grooves matched with the fixing rods are formed in one ends, close to each other, of the first sliding block and the second sliding block, and the first sliding block and the second sliding block are detachably connected through connecting bolts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321823525.6U CN221040938U (en) | 2023-07-12 | 2023-07-12 | Protective high-voltage vacuum circuit breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321823525.6U CN221040938U (en) | 2023-07-12 | 2023-07-12 | Protective high-voltage vacuum circuit breaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221040938U true CN221040938U (en) | 2024-05-28 |
Family
ID=91135947
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321823525.6U Active CN221040938U (en) | 2023-07-12 | 2023-07-12 | Protective high-voltage vacuum circuit breaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221040938U (en) |
-
2023
- 2023-07-12 CN CN202321823525.6U patent/CN221040938U/en active Active
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