CN214378204U - Buffer device of outdoor high-voltage alternating-current vacuum circuit breaker - Google Patents
Buffer device of outdoor high-voltage alternating-current vacuum circuit breaker Download PDFInfo
- Publication number
- CN214378204U CN214378204U CN202120725837.8U CN202120725837U CN214378204U CN 214378204 U CN214378204 U CN 214378204U CN 202120725837 U CN202120725837 U CN 202120725837U CN 214378204 U CN214378204 U CN 214378204U
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- Prior art keywords
- sliding
- circuit breaker
- vacuum circuit
- outdoor high
- slide bar
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- 238000013016 damping Methods 0.000 claims abstract description 46
- 230000003139 buffering effect Effects 0.000 claims abstract description 14
- 230000000670 limiting effect Effects 0.000 claims description 23
- 238000009434 installation Methods 0.000 claims description 15
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims description 3
- 235000017491 Bambusa tulda Nutrition 0.000 claims description 3
- 241001330002 Bambuseae Species 0.000 claims description 3
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims description 3
- 239000011425 bamboo Substances 0.000 claims description 3
- 230000000712 assembly Effects 0.000 claims 1
- 238000000429 assembly Methods 0.000 claims 1
- 230000035939 shock Effects 0.000 abstract description 10
- 230000000694 effects Effects 0.000 abstract description 5
- 238000000034 method Methods 0.000 abstract description 5
- 229910018503 SF6 Inorganic materials 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- SFZCNBIFKDRMGX-UHFFFAOYSA-N sulfur hexafluoride Chemical compound FS(F)(F)(F)(F)F SFZCNBIFKDRMGX-UHFFFAOYSA-N 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 238000007373 indentation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 229960000909 sulfur hexafluoride Drugs 0.000 description 1
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Abstract
The utility model discloses an outdoor high pressure alternating current vacuum circuit breaker's buffer, comprising a base plate, all fix on four angles of bottom plate and establish first slide cartridge, it is equipped with first slide bar all to slide in the first slide cartridge, the fixed mounting panel that is equipped with in first slide bar upper end, first slide bar with all be equipped with spacing subassembly between the first slide cartridge, the fixed cover of first slide bar lower extreme outer wall is equipped with the damping sleeve, first slide bar lower extreme has been seted up and has been held the chamber. Has the advantages that: the shock attenuation effect of increase install bin that can be great for whole buffering shock attenuation process is steady, the bounce-back of mounting panel is little, buffering effect is good, increase buffer's that moreover can be great life.
Description
Technical Field
The utility model relates to a vacuum circuit breaker technical field particularly, relates to an outdoor high pressure alternating current vacuum circuit breaker's buffer.
Background
The high-voltage AC circuit breaker (or called high-voltage switch) not only can cut off or close the no-load current and load current in the high-voltage circuit, but also can cut off the overload current and short-circuit current by the action of the relay protection device when the system is in fault, and has quite perfect arc extinguishing structure and enough current breaking capacity, and can be divided into: oil circuit breakers (multiple oil circuit breakers, less oil circuit breakers), sulfur hexafluoride circuit breakers (SF6 circuit breakers), compressed air circuit breakers, vacuum circuit breakers, and the like.
The high-voltage alternating-current circuit breaker is connected in an outdoor high-voltage circuit and can be divided into an oil circuit breaker, a vacuum circuit breaker, a compressed air circuit breaker and the like, the high-voltage alternating-current circuit breaker can cut off or close no-load current and load current in the high-voltage circuit, has a quite perfect arc extinguishing structure and enough current breaking capacity, but is influenced by natural environments (such as rainwater and strong wind), the working life of the high-voltage alternating-current circuit breaker can be greatly reduced, and the workload of subsequent maintenance is increased; meanwhile, due to the influence of physical and chemical factors such as outdoor heat radiation and cold erosion, the rubber body is easy to age and deform, the impact effect is poorer, and even the buffer failure is caused.
An effective solution to the problems in the related art has not been proposed yet.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an outdoor high voltage alternating current vacuum circuit breaker's buffer to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: a buffer device of an outdoor high-voltage alternating-current vacuum circuit breaker comprises a bottom plate, wherein four corners of the bottom plate are respectively and fixedly provided with a first sliding cylinder, a first slide bar is arranged in each first slide cylinder in a sliding manner, a mounting plate is fixedly arranged at the upper end of each first slide bar, a limiting component is arranged between the first slide bar and the first slide cylinder, a damping sleeve is fixedly sleeved on the outer wall of the lower end of the first slide bar, an accommodating cavity is formed at the lower end of the first sliding rod, a damping spring is fixedly arranged between the upper end of the accommodating cavity and the bottom end of the first sliding cylinder, a guide device is arranged in the containing cavity, a cylinder is fixedly arranged on the middle part of the bottom plate, a damping bearing is fixedly arranged on the inner wall of the upper end of the cylinder, a thread cylinder is fixedly arranged in the damping bearing, a first screw rod is connected with the internal thread of the thread cylinder, the upper end of the first screw rod is fixedly connected with the mounting plate, and the mounting box is fixedly arranged on the mounting plate.
Furthermore, the limiting assembly comprises a first limiting ring and a second limiting ring, the outer wall of the first sliding rod, which is close to the lower end, is fixedly sleeved with the first limiting ring, and the inner wall of the upper end of the first sliding cylinder is fixedly provided with the second limiting ring.
Further, guider includes second slide bar and second slide bar, it is equipped with the second slide bar to hold the intracavity fixation, the outer wall of second slide bar lower extreme slides the cover and is equipped with the second slide bar, just the second slide bar lower extreme with first slide bar bottom fixed connection, damping spring overlaps establishes the second slide bar with second slide bar outer wall.
Furthermore, the mounting box lower extreme both sides all are fixed and are equipped with the connecting plate, a plurality of mounting holes have all been seted up at the connecting plate middle part, just the connecting plate passes through the bolt fastening on the mounting panel.
Furthermore, the installation box upper end is fixed and is equipped with the weather shield, just the weather shield sets up and is the structure of falling V-arrangement.
Further, the installation box openly installs the chamber door through the hinge, just the chamber door is kept away from hinge one side is installed handle and case lock.
Compared with the prior art, the utility model discloses following beneficial effect has: can receive the striking or when taking place vibrations at the install bin, the inner ring that drives screw thread section of thick bamboo and damping bearing through the lead screw decline or rise rotates, thereby can utilize damping bearing pivoted damping force to consume the energy of vibrations, first slide bar stretches out and draws back in first slide cartridge simultaneously, not only can utilize damping spring to carry out the shock attenuation, and can utilize the damping force between damping cover and the second slide cartridge inner wall to consume the energy of vibrations, and can cushion the shock attenuation through the air of compressing first slide cartridge lower extreme, thereby the shock attenuation effect of increase install bin that can be great, make whole buffering shock attenuation process steady, the bounce-back of mounting panel is little, buffering effect is good, and the life of increase buffer that can be great.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a buffer device of an outdoor high-voltage ac vacuum circuit breaker according to an embodiment of the present invention;
fig. 2 is a cross-sectional view of a first slide cylinder and a first slide rod in a buffer device of an outdoor high-voltage ac vacuum circuit breaker according to an embodiment of the present invention;
fig. 3 is a cross-sectional view of a cylinder in a buffer device of an outdoor high-voltage ac vacuum circuit breaker according to an embodiment of the present invention.
Reference numerals:
1. a base plate; 2. a first slide drum; 3. a first slide bar; 4. mounting a plate; 5. a damping sleeve; 6. an accommodating chamber; 7. a damping spring; 8. a cylinder; 9. a damping bearing; 10. a threaded barrel; 11. a first lead screw; 12. installing a box; 13. a first limit ring; 14. a second stop collar; 15. a second slide bar; 16. a second slide drum; 17. a connecting plate; 18. a bolt; 19. a rain shield; 20. a box door; 21. a handle; 22. and (4) locking the box.
Detailed Description
The following, with reference to the drawings and the detailed description, further description of the present invention is made:
the first embodiment is as follows:
referring to fig. 1-3, a damping device for an outdoor high voltage ac vacuum circuit breaker according to an embodiment of the present invention includes a bottom plate 1, first sliding cylinders 2 are fixed at four corners of the bottom plate 1, first sliding rods 3 are slidably disposed in the first sliding cylinders 2, a mounting plate 4 is fixed at upper ends of the first sliding rods 3, a limiting assembly is disposed between the first sliding rods 3 and the first sliding cylinders 2, a damping sleeve 5 is fixedly sleeved on an outer wall of a lower end of the first sliding rods 3, a containing cavity 6 is disposed at a lower end of the first sliding rods 3, a damping spring 7 is fixedly disposed between an upper end of the containing cavity 6 and a bottom end of the first sliding cylinders 2, a guiding device is disposed in the containing cavity 6, a cylinder 8 is fixedly disposed on a middle portion of the bottom plate 1, a damping bearing 9 is fixedly disposed on an inner wall of an upper end of the cylinder 8, a threaded cylinder 10 is fixedly disposed in the damping bearing 9, threaded cylinder 10 female connection has first lead screw 11, first lead screw 11 upper end with mounting panel 4 fixed connection, the fixed install bin 12 that is equipped with on the mounting panel 4.
Through the above technical scheme of the utility model, can receive the striking or when taking place vibrations at install bin 12, the inner ring that drives threaded cylinder 10 and damping bearing 9 through the lead screw decline or rise rotates, thereby can utilize the energy of damping bearing 9 pivoted damping force consumption vibrations, first slide bar 3 stretches out and draws back in first slide cartridge 2 simultaneously, not only can utilize damping spring 7 to carry out the shock attenuation, and can utilize the damping force consumption energy of vibrations between damping cover 5 and the 16 inner walls of second slide cartridge, and can cushion the shock attenuation through the air of compressing first slide cartridge 2 lower extremes, thereby the shock attenuation effect of increase install bin 12 that can be great, make whole buffering shock attenuation process steady, the bounce-back of mounting panel is little, buffering effect is good, and increase buffer's that can be great life.
Example two:
referring to fig. 1 and 2, for the limiting device, the limiting assembly includes a first limiting ring 13 and a second limiting ring 14, the outer wall of the first sliding rod 3 near the lower end is fixedly sleeved with the first limiting ring 13, and the inner wall of the upper end of the first sliding barrel 2 is fixedly provided with the second limiting ring 14; for the guide device, the guide device comprises a second slide bar 15 and a second slide cylinder 16, the second slide bar 15 is fixedly arranged in the accommodating cavity 6, the outer wall of the lower end of the second slide bar 15 is slidably sleeved with the second slide cylinder 16, the lower end of the second slide cylinder 16 is fixedly connected with the bottom end of the first slide cylinder 2, and the damping spring 7 is sleeved on the outer walls of the second slide cylinder 16 and the second slide bar 15; for the installation box 12, the two sides of the lower end of the installation box 12 are fixedly provided with connecting plates 17, the middle of each connecting plate 17 is provided with a plurality of installation holes, and the connecting plates 17 are fixed on the installation plate 4 through bolts 18.
Through the above technical scheme of the utility model, can utilize the limiting displacement of first spacing ring 13 and second spacing ring 14 to make first slide bar 3 can not break away from in first slide cartridge 2, can lead to damping spring 7's flexible through setting up second slide bar 15 and second slide cartridge 16 for damping spring 7 can be totally compressed when the compression and contract and hold in the chamber 6, can fix install bin 12 detachable on mounting panel 4 through setting up connecting plate 17 and bolt 18.
Example three:
referring to fig. 1, for the installation box 12, a rain shield 19 is fixedly disposed at the upper end of the installation box 12, and the rain shield 19 is disposed in an inverted V-shaped structure; for the installation box 12, a door 20 is installed on the front surface of the installation box 12 through a hinge, and a handle 21 and a box lock 22 are installed on the side of the door 20 far away from the hinge.
Through the above technical scheme of the utility model, weather shield 19 can be for install bin 12 keeps off the rain to can reduce the rainwater to the damage of install bin 12, set up the security performance that box lock 22 can increase install bin 12, handle 21 can be convenient for the switch of chamber door 20.
For the convenience of understanding the technical solution of the present invention, the following detailed description is made on the working principle or the operation mode of the present invention in the practical process.
In practical application, the high-voltage alternating-current vacuum circuit breaker is fixedly installed in the installation box 12, when the installation box 12 is impacted or vibrates, the lead screw descends or ascends to drive the inner ring of the threaded cylinder 10 and the damping bearing 9 to rotate, so that the energy of vibration can be consumed by the rotating damping force of the damping bearing 9, meanwhile, the first sliding rod 3 stretches out and draws back in the first sliding cylinder 2, the damping spring 7 can be used for damping, the energy of vibration can be consumed by the damping force between the damping sleeve 5 and the inner wall of the second sliding cylinder 16, the air at the lower end of the first sliding cylinder 2 can be compressed for buffering and damping, the damping effect of the installation box 12 can be greatly increased, the whole buffering and damping process is stable, the rebound of the installation plate is small, the buffering effect is good, the service life of the buffering device can be greatly prolonged, the limiting effect of the first limiting ring 13 and the second limiting ring 14 can be utilized to ensure that the first sliding rod 3 cannot move away from the third sliding cylinder Break away from in the slide cartridge 2, can lead damping spring 7's flexible through setting up second slide bar 15 and second slide cartridge 16, make damping spring 7 can fully compress the indentation when compressing and hold in the chamber 6, can fix install bin 12 detachable on mounting panel 4 through setting up connecting plate 17 and bolt 18, weather shield 19 can keep off the rain for install bin 12, thereby can reduce the damage of rainwater to install bin 12, it can increase the security performance of install bin 12 to set up box lock 22, handle 21 can be convenient for the switch of chamber door 20.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The buffering device of the outdoor high-voltage alternating-current vacuum circuit breaker is characterized by comprising a bottom plate (1), wherein first sliding cylinders (2) are fixedly arranged at four corners of the bottom plate (1), first sliding rods (3) are arranged in the first sliding cylinders (2) in a sliding manner, a mounting plate (4) is fixedly arranged at the upper ends of the first sliding rods (3), limiting assemblies are arranged between the first sliding rods (3) and the first sliding cylinders (2), damping sleeves (5) are fixedly sleeved on the outer walls of the lower ends of the first sliding rods (3), a containing cavity (6) is formed in the lower end of the first sliding rods (3), a damping spring (7) is fixedly arranged between the upper end of the containing cavity (6) and the bottom end of the first sliding cylinder (2), a guide device is arranged in the containing cavity (6), a cylinder (8) is fixedly arranged at the middle part of the bottom plate (1), and a damping bearing (9) is fixedly arranged on the inner wall of the upper end of the cylinder (8), damping bearing (9) internal fixation is equipped with a screw thread section of thick bamboo (10), a screw thread section of thick bamboo (10) internal thread connection has first lead screw (11), first lead screw (11) upper end with mounting panel (4) fixed connection, the fixed install bin (12) that is equipped with on mounting panel (4).
2. The buffering device of the outdoor high-voltage alternating-current vacuum circuit breaker according to claim 1, wherein the limiting assembly comprises a first limiting ring (13) and a second limiting ring (14), the outer wall of the first sliding rod (3) near the lower end is fixedly sleeved with the first limiting ring (13), and the inner wall of the upper end of the first sliding barrel (2) is fixedly provided with the second limiting ring (14).
3. The buffering mechanism of the outdoor high-voltage ac vacuum circuit breaker according to claim 1, wherein the guiding mechanism includes a second sliding rod (15) and a second sliding barrel (16), the accommodating chamber (6) is internally and fixedly provided with the second sliding rod (15), the outer wall of the lower end of the second sliding rod (15) is slidably sleeved with the second sliding barrel (16), the lower end of the second sliding barrel (16) is fixedly connected with the bottom end of the first sliding barrel (2), and the damping spring (7) is sleeved on the outer wall of the second sliding barrel (16) and the second sliding rod (15).
4. The buffering device of the outdoor high-voltage alternating-current vacuum circuit breaker according to claim 1, wherein connecting plates (17) are fixedly arranged on two sides of the lower end of the mounting box (12), a plurality of mounting holes are formed in the middle of each connecting plate (17), and the connecting plates (17) are fixed on the mounting plates (4) through bolts (18).
5. The buffer device of the outdoor high-voltage alternating-current vacuum circuit breaker according to claim 1, characterized in that a rain baffle (19) is fixedly arranged at the upper end of the installation box (12), and the rain baffle (19) is arranged in an inverted V-shaped structure.
6. A buffer device of an outdoor high-voltage AC vacuum circuit breaker according to claim 1, characterized in that a door (20) is mounted on the front surface of the mounting box (12) through a hinge, and a handle (21) and a box lock (22) are mounted on the side of the door (20) far away from the hinge.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120725837.8U CN214378204U (en) | 2021-04-09 | 2021-04-09 | Buffer device of outdoor high-voltage alternating-current vacuum circuit breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120725837.8U CN214378204U (en) | 2021-04-09 | 2021-04-09 | Buffer device of outdoor high-voltage alternating-current vacuum circuit breaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214378204U true CN214378204U (en) | 2021-10-08 |
Family
ID=77974117
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120725837.8U Expired - Fee Related CN214378204U (en) | 2021-04-09 | 2021-04-09 | Buffer device of outdoor high-voltage alternating-current vacuum circuit breaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214378204U (en) |
-
2021
- 2021-04-09 CN CN202120725837.8U patent/CN214378204U/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: 20211008 |
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| CF01 | Termination of patent right due to non-payment of annual fee |