CN208922975U - A kind of compact type vacuum switch - Google Patents
A kind of compact type vacuum switch Download PDFInfo
- Publication number
- CN208922975U CN208922975U CN201821790716.6U CN201821790716U CN208922975U CN 208922975 U CN208922975 U CN 208922975U CN 201821790716 U CN201821790716 U CN 201821790716U CN 208922975 U CN208922975 U CN 208922975U
- Authority
- CN
- China
- Prior art keywords
- shell
- phase pole
- sleeve
- conductive rod
- compact type
- Prior art date
- 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
Links
- 238000009825 accumulation Methods 0.000 claims abstract description 4
- 230000003068 static effect Effects 0.000 claims description 17
- 239000003822 epoxy resin Substances 0.000 claims description 4
- 229920000647 polyepoxide Polymers 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 3
- 239000000203 mixture Substances 0.000 claims 2
- 239000007787 solid Substances 0.000 claims 2
- 239000010426 asphalt Substances 0.000 claims 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 4
- 238000009434 installation Methods 0.000 abstract description 4
- 230000003139 buffering effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008033 biological extinction Effects 0.000 description 1
- 239000008358 core component Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004146 energy storage Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
Landscapes
- Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
Abstract
The utility model discloses a kind of compact type vacuum switches, including shell, the shell is internally provided with three-phase pole, the top of the three-phase pole connects wired seat, the line seat is internally connected with inlet wire cable, the antetheca of the shell is provided with division written instructions close to bottom, the antetheca of the shell is provided with energy accumulation handle close to the side that division is made comments and instructions, the three-phase pole is internally connected with vacuum interrupter, the vacuum interrupter includes shell, and the inner roof wall of the shell, which runs through, is connected with moving conductive rod.In the utility model, by the way that three single poles are changed to three-phase pole integral type, space is more saved, it is compact-sized, it is convenient for outdoor installation, under the effect of external force, bellows meeting longitudinal extension, to drive moving conductive rod to move down, so that fixed link band dynamic pressure plate is moved into telescopic cavity, there is certain buffer function in the elastic reaction of compressed spring, avoid external force is excessive from leading to contact deflection.
Description
Technical field
The utility model relates to technical field of vacuum switches more particularly to a kind of compact type vacuum to switch.
Background technique
Vacuum switch is a kind of switch for detecting vacuum ranges, also known as low-vacuum load-tripping device.Its effect is: working as real work
In generated vacuum degree when reaching prescribed requirement, automatic shutter control circuit issues electric signal, and instruction vacuum adsorption mechanism is just
Often movement.It belongs to reliability, security element, and vacuum interrupter is one of core component of vacuum switch, by true in pipe
Empty excellent insulating properties makes after mesohigh circuitry cuts power supply blow-out and to inhibit electric current rapidly, avoids accident and unexpected hair
It is raw；
It is larger apart between existing vacuum switch pole, therefore will increase the volume of vacuum switch, increase outdoor peace
The difficulty of dress, secondly, the conducting of existing vacuum switch is to be contacted by movable contact with stationary contact, not certain buffering
Power, it is easy to cause contact deflection, influence using.
Utility model content
Purpose of the utility model is to solve disadvantages existing in the prior art, and a kind of compact type vacuum proposed
Switch.
To achieve the goals above, the utility model adopts the technical scheme that a kind of compact type vacuum switch, including
Shell, the shell are internally provided with three-phase pole, and the top of the three-phase pole connects wired seat, the inside of the line seat
It is connected with inlet wire cable, the antetheca of the shell is provided with division written instructions close to bottom, and the antetheca of the shell is close to division batch
The side shown is provided with energy accumulation handle, and the three-phase pole is internally connected with vacuum interrupter, and the vacuum interrupter includes
Shell, for the inner roof wall of the shell through moving conductive rod is connected with, the bottom end of the moving conductive rod is connected with bellows, described outer
The inner bottom wall of shell is provided with static conductive rod, and the bottom end of the bellows is connected with shielding case, the moving conductive rod and static conductive rod
On be respectively sleeved on first sleeve and second sleeve, first sleeve one end corresponding with second sleeve is symmetrically arranged with dynamic
Contact and static contact, the both ends of the shielding case bottom and the both ends of static contact bottom are fixedly connected to connecting block, the rank
The bottom for connecing block is vertically connected with fixed link, and the two sides of the second sleeve outer wall are vertically connected with fixed plate, the moving contact
Top and position corresponding with fixed link is fixedly connected to telescopic cavity respectively the top of fixed plate.
It is as above-mentioned technical proposal to further describe:
The fixed link is fixedly connected with pressing plate far from one end of connecting block.
It is as above-mentioned technical proposal to further describe:
Compressed spring is welded between the inner bottom wall of the telescopic cavity and the bottom of pressing plate, and pressing plate is embedded in the interior of telescopic cavity
Portion.
It is as above-mentioned technical proposal to further describe:
Two telescopic cavities are located at the two sides of first sleeve and second sleeve, the top of the vacuum interrupter and line seat
Inside be connected.
It is as above-mentioned technical proposal to further describe:
The three-phase pole is made of three single-phase poles arranged side by side.
It is as above-mentioned technical proposal to further describe:
The shell is made of epoxy resin material.
The utility model has the following beneficial effects: the compact type vacuum switchs, when in use, by by three single poles
Column is changed to three-phase pole integral type, more saving space, compact-sized, is convenient for outdoor installation, and vacuum interrupter is outer
Shell is made of epoxy resin, and insulation performance is more preferable, fast, fixed link, telescopic cavity, pressing plate, first sleeve, the by the linking of setting
When two sleeves and compressed spring, moving contact and static contact contact, under the effect of external force, bellows meeting longitudinal extension, from
And moving conductive rod is driven to move down, so that fixed link band dynamic pressure plate is moved into telescopic cavity, in the elastic reaction of compressed spring
It with certain buffer function, avoids external force is excessive from leading to contact deflection, influences using practicability is stronger.
Detailed description of the invention
Fig. 1 is the overall structure diagram of the utility model；
Fig. 2 is the internal view of the utility model；
Fig. 3 is the enlarged view in the utility model Fig. 2 at A.
Marginal data:
1, shell；2, three-phase pole；3, line seat；4, inlet wire cable；5, division is made comments and instructions；6, energy accumulation handle；7, vacuum extinction
Room；8, shell；9, moving conductive rod；10, bellows；11, static conductive rod；12, shielding case；13, second sleeve；14, static contact；
15, moving contact；16, connecting block；17, fixed link；18, telescopic cavity；19, pressing plate；20, compressed spring；21, fixed plate；22, first
Sleeve.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
It is in the description of the present invention, it should be noted that term " center ", "upper", "lower", "left", "right", " perpendicular
Directly ", the orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, and is only
For ease of description the utility model and simplify description, rather than the device or element of indication or suggestion meaning must have it is specific
Orientation, be constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention；Term " first ", " the
Two ", " third " is used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance, in addition, unless otherwise specific
Regulation and restriction, term " installation ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, be also possible to
It is detachably connected, or is integrally connected；It can be mechanical connection, be also possible to be electrically connected；It can be directly connected, can also lead to
It crosses intermediary to be indirectly connected, can be the connection inside two elements.It for the ordinary skill in the art, can be with
Concrete condition understands the concrete meaning of above-mentioned term in the present invention.
Referring to Fig.1-3, a kind of embodiment provided by the utility model: a kind of compact type vacuum switch, including shell 1, shell
Body 1 is internally provided with three-phase pole 2, and the top of three-phase pole 2 connects wired seat 3, and line seat 3 is internally connected with inlet wire cable
4, the antetheca of shell 1 is provided with division written instructions 5 close to bottom, and the antetheca of shell 1 is provided with energy storage close to the side of division written instructions 5
Handle 6, three-phase pole 2 are internally connected with vacuum interrupter 7, and vacuum interrupter 7 includes shell 8, and the inner roof wall of shell 8 runs through
It is connected with moving conductive rod 9, the bottom end of moving conductive rod 9 is connected with bellows 10, and the inner bottom wall of shell 8 is provided with static conductive rod 11,
The bottom end of bellows 10 is connected with shielding case 12, and first sleeve 22 and the are respectively sleeved on moving conductive rod 9 and static conductive rod 11
Two sleeves 13, the one end corresponding with second sleeve 13 of first sleeve 22 are symmetrically arranged with moving contact 15 and static contact 14, shielding
The both ends at the both ends and 14 bottom of static contact of covering 12 bottoms are fixedly connected to connecting block 16, and the bottom of connecting block 16 vertically connects
There is a fixed link 17, the two sides of 13 outer wall of second sleeve are vertically connected with fixed plate 21, the top of moving contact 15 and fixed plate 21
Position corresponding with fixed link 17 is fixedly connected to telescopic cavity 18 respectively at top.
Fixed link 17 is fixedly connected with pressing plate 19 far from one end of connecting block 16, and fixed link 17 is with dynamic pressure plate 19 to telescopic cavity
It is moved in 18, pressing plate 19 increases forced area, and buffer function is more preferable；It is welded between the inner bottom wall of telescopic cavity 18 and the bottom of pressing plate 19
It is connected to compressed spring 20, it will not be because of under the elastic reaction of compressed spring 20, when moving contact 15 and static contact 14 contact
Momentum is excessive to be caused to deform, and pressing plate 19 is embedded in the inside of telescopic cavity 18, and pressing plate 19 is enabled to connect with compressed spring 20, and
Pressing plate 19 is moved in telescopic cavity 18；Two telescopic cavities 18 are located at the two sides of first sleeve 22 and second sleeve 13, energy
The external force of enough equalizing and bufferings, the top of vacuum interrupter 7 are connected with the inside of line seat 3, and line seat 3 connects inlet wire cable 4；Three-phase pole
Column 2 is made of three single-phase poles arranged side by side, and more compact structure reduces the space occupied；Shell 8 uses epoxy resin material system
At, it can be by the better isolation of vacuum interrupter 7, insulating properties is more preferable.
Working principle: when switching using compact type vacuum, original three single-phase poles are changed to three integral types
Three-phase pole 2 can greatly reduce space hold, and structure is more compact, thus reduce volume, convenient for outdoor installation, and
And cable is directly plugged in three-phase pole 2, insulating properties is more preferable, and when needing to carry out combined floodgate work, external force can make ripple
10 longitudinal extension of pipe, 10 telescopic moving of bellows drives moving conductive rod 9 to move down, so that fixed link 17 is with dynamic pressure plate 19
Moved into telescopic cavity 18, certain buffer function had under the elastic reaction of compressed spring 20 so that moving contact 15 with it is quiet
Contact 14 will not cause to deform when contact because of momentum is excessive, and moving conductive rod 9 and static conductive rod 11 are entrenched in first
In sleeve 22 and second sleeve 13, it may have certain buffer function, effect is more preferable, there is certain practicability.
Finally, it should be noted that the above descriptions are merely preferred embodiments of the present invention, it is not limited to this
Utility model, although the utility model is described in detail with reference to the foregoing embodiments, for those skilled in the art
For, it is still possible to modify the technical solutions described in the foregoing embodiments, or to part of technical characteristic
It is equivalently replaced, within the spirit and principle of the utility model, any modification, equivalent replacement, improvement and so on,
It should be included within the scope of protection of this utility model.
Claims (6)
1. a kind of compact type vacuum switch, including shell (1), it is characterised in that: the shell (1) is internally provided with three-phase pole
The top of column (2), the three-phase pole (2) connects wired seat (3), and the line seat (3) is internally connected with inlet wire cable (4),
The antetheca of the shell (1) is provided with division written instructions (5) close to bottom, and the antetheca of the shell (1) is close to division written instructions (5)
Side is provided with energy accumulation handle (6), and the three-phase pole (2) is internally connected with vacuum interrupter (7), the vacuum interrupter
(7) include shell (8) that the inner roof wall of the shell (8) runs through to be connected with moving conductive rod (9), the bottom end of the moving conductive rod (9)
It is connected with bellows (10), the inner bottom wall of the shell (8) is provided with static conductive rod (11), and the bottom end of the bellows (10) connects
It is connected to shielding case (12), is respectively sleeved on first sleeve (22) and second set on the moving conductive rod (9) and static conductive rod (11)
Cylinder (13), the first sleeve (22) one end corresponding with second sleeve (13) are symmetrically arranged with moving contact (15) and static contact
(14), the both ends of shielding case (12) bottom and the both ends of static contact (14) bottom are fixedly connected to connecting block (16), institute
The bottom for stating connecting block (16) is vertically connected with fixed link (17), and the two sides of second sleeve (13) outer wall are vertically connected with solid
Position corresponding with fixed link (17) is solid respectively at the top of fixed board (21), the top of the moving contact (15) and fixed plate (21)
Surely telescopic cavity (18) are connected with.
2. a kind of compact type vacuum switch according to claim 1, it is characterised in that: the fixed link (17) is far from linking
One end of block (16) is fixedly connected with pressing plate (19).
3. a kind of compact type vacuum switch according to claim 2, it is characterised in that: the inner bottom wall of the telescopic cavity (18)
It is welded between the bottom of pressing plate (19) compressed spring (20), and pressing plate (19) is embedded in the inside of telescopic cavity (18).
4. a kind of compact type vacuum switch according to claim 1, it is characterised in that: two telescopic cavities (18) are located at
The top of the two sides of first sleeve (22) and second sleeve (13), the vacuum interrupter (7) is connected with the inside of line seat (3).
5. a kind of compact type vacuum switch according to claim 1, it is characterised in that: the three-phase pole (2) is by three
Single-phase pole composition arranged side by side.
6. a kind of compact type vacuum switch according to claim 1, it is characterised in that: the shell (8) uses asphalt mixtures modified by epoxy resin
Rouge material is made.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821790716.6U CN208922975U (en) | 2018-11-01 | 2018-11-01 | A kind of compact type vacuum switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821790716.6U CN208922975U (en) | 2018-11-01 | 2018-11-01 | A kind of compact type vacuum switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208922975U true CN208922975U (en) | 2019-05-31 |
Family
ID=66711275
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821790716.6U Expired - Fee Related CN208922975U (en) | 2018-11-01 | 2018-11-01 | A kind of compact type vacuum switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208922975U (en) |
-
2018
- 2018-11-01 CN CN201821790716.6U patent/CN208922975U/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: 20190531 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |