CN209591905U - A kind of shielding cylinder fixed structure of vacuum interrupter - Google Patents
A kind of shielding cylinder fixed structure of vacuum interrupter Download PDFInfo
- Publication number
- CN209591905U CN209591905U CN201920651306.1U CN201920651306U CN209591905U CN 209591905 U CN209591905 U CN 209591905U CN 201920651306 U CN201920651306 U CN 201920651306U CN 209591905 U CN209591905 U CN 209591905U
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- CN
- China
- Prior art keywords
- shielding cylinder
- locating piece
- welded
- vacuum interrupter
- fixed structure
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- 229910052573 porcelain Inorganic materials 0.000 claims abstract description 27
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 12
- 229910052742 iron Inorganic materials 0.000 claims abstract description 6
- 230000010354 integration Effects 0.000 claims description 3
- 239000000306 component Substances 0.000 description 2
- 230000005672 electromagnetic field Effects 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 239000008358 core component Substances 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 229910000679 solder Inorganic materials 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Landscapes
- High-Tension Arc-Extinguishing Switches Without Spraying Means (AREA)
Abstract
The utility model belongs to technical field of electric equipment, the shielding cylinder fixed structure of in particular a kind of vacuum interrupter, including porcelain shell, and being connected together in porcelain shell has shielding cylinder, and step is welded on the inner wall of porcelain shell, is welded with track strip at the top of step.The shielding cylinder fixed structure of the vacuum interrupter, shielding cylinder can be put into porcelain shell, rotate shielding cylinder, locating piece can slide between two arc strips, just being fixedly connected for shielding cylinder and porcelain shell is realized, without being welded, it is easily installed and dismantles, it is provided with multiple arcs item, locating piece may be between two different arc strips, since tilted block is elastic iron, after locating piece is located between two arc strips, it will do it reset, realize stable engaging, simultaneously, the clamping that locating piece and positioning plate can realize step, carry out secondary fixation, realize the secondary fixation of shielding cylinder and tooth shell, shielding cylinder will not rotate in use, improve stability.
Description
Technical field
The utility model relates to technical field of electric equipment, and in particular to a kind of shielding cylinder fixed knot of vacuum interrupter
Structure.
Background technique
Vacuum interrupter also known as vacuum switch tube are the core components of mesohigh power switch, and main function is to lead to
Crossing the excellent insulating properties of vacuum in managing makes after mesohigh circuitry cuts power supply blow-out and to inhibit electric current rapidly, avoids accident and meaning
Outer generation is mainly used in the transmission & distribution electric control system of electric power, is also applied to metallurgy, mine, petroleum, chemical industry, railway, wide
It broadcasts, communicate, the distribution systems such as industrial high-frequency heating.Shielding cylinder is the indispensable matching component of vacuum interrupter, shielding cylinder
Effect is that the interference source of system is surrounded by shield, prevents interference electromagnetic field to external diffusion, while will be entire with shield
Equipment or system are surrounded, and prevent their influences by external electromagnetic field.
Existing technology has the following problems:
1, the shielding cylinder fixed structure of existing vacuum interrupter at present, be by fixed ring and shielding cylinder and insulation porcelain shell and
Solder is fitted together to be welded into furnace, and due to being limited by porcelain shell dimensional tolerance, product concentricity is not easy to guarantee, components
It is big into furnace energy consumption, and evaporative emission is easily caused into heat size, influence product insulation performance.
2, the shielding cylinder fixed structure of current existing vacuum interrupter can not carry out demolition and maintenance to shielding cylinder, use
It is at high cost.
Utility model content
The utility model provides a kind of shielding cylinder fixed structure of vacuum interrupter, it is intended to solve existing vacuum interrupter
Shielding cylinder fixed structure, the problem of porcelain shell and shielding cylinder are convenient for installation and removal.
The utility model is realized in this way a kind of shielding cylinder fixed structure of vacuum interrupter, including porcelain shell, the institute
It states to be connected together in porcelain shell and has shielding cylinder, step is welded on the inner wall of the porcelain shell, is welded with track at the top of the step
Item, and the bottom of step is welded with arc strip, and longitudinal notch is welded on the inside of step, the outer wall of the shielding cylinder is located at
Positioning plate is welded at the top of step, the side wall of the shielding cylinder, which is located at below step, is welded with tilted block, and tilted block
The other end is welded with locating piece, and the top of locating piece is bonded with step.
Preferably, the arc strip is provided with multiple, and is uniformly distributed in the bottom of step, and arc strip both ends is perpendicular
Straightforward face is half-circle-arc shape.
Preferably, the locating piece is arc block, and semicircle corresponding with arc strip is offered at the top of locating piece
Arc slot.
Preferably, the line of multiple arc strips shape, and spacing and positioning between two neighboring arc strip in a ring
The arc length of block is equal.
Preferably, the bottom of the positioning plate offers annular groove corresponding with track strip.
Preferably, the lateral depth of the longitudinal notch and the lateral length of tilted block are equal.
Preferably, the porcelain shell, step, arc strip and track strip are integrally cast.
Preferably, the shielding cylinder, tilted block, locating piece and positioning plate are made into integration, and the tilted block is elastic iron.
Compared with prior art, the utility model has the beneficial effects that
1, shielding cylinder can be put into porcelain shell by the shielding cylinder fixed structure of the vacuum interrupter, so that tilted block is divided into
In longitudinal notch, so that track strip is in annular groove, shielding cylinder can be rotated, tilted block will receive extruding, drive locating piece
Be slidably located in the outside of arc strip, continues to rotate shielding cylinder, locating piece can slide between two arc strips, just realize shielding
Cylinder is fixedly connected with porcelain shell, without being welded, is easily installed and is dismantled.
2, the shielding cylinder fixed structure of the vacuum interrupter, is provided with multiple arcs item, and user can be shielded by rotation
Cylinder is covered, so that locating piece is between two different arc strips, since tilted block is elastic iron, is located between two arc strips
Afterwards, it will do it reset, realize stable engaging, meanwhile, the clamping that locating piece and positioning plate can realize step carries out secondary
It is fixed, that is, realize the secondary fixation of shielding cylinder and tooth shell, shielding cylinder will not rotate in use, improve stabilization
Property.
Detailed description of the invention
Attached drawing is used to provide a further understanding of the present invention, and constitutes part of specification, practical new with this
The embodiment of type is used to explain the utility model together, does not constitute limitations of the present invention.
In the accompanying drawings:
Fig. 1 is the cross-sectional view of the utility model；
Fig. 2 is the enlarged drawing in the utility model Fig. 1 at A；
Fig. 3 is the top view of the utility model porcelain shell；
Fig. 4 is the bottom view of the utility model porcelain shell.
In figure, 1, porcelain shell；2, shielding cylinder；3, step；4, arc strip；5, tilted block；6, locating piece；7, positioning plate；8, rail
Road item；9, longitudinal notch.
Specific embodiment
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation
Example, the present invention will be further described in detail.It should be appreciated that specific embodiment described herein is only used to explain
The utility model is not used to limit the utility model.
In the description of the present invention, it should be understood that term " length ", " width ", "upper", "lower", " preceding ",
The orientation or positional relationship of the instructions such as " rear ", "left", "right", "vertical", "horizontal", "top", "bottom" "inner", "outside" is based on attached
Orientation or positional relationship shown in figure, is merely for convenience of describing the present invention and simplifying the description, rather than indication or suggestion
Signified device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as to this
The limitation of utility model.In addition, the meaning of " plurality " is two or more in the description of the present invention, unless separately
There is clearly specific restriction.
Please refer to Fig. 1-4, the utility model the following technical schemes are provided: a kind of vacuum interrupter shielding cylinder fixed knot
Structure, including porcelain shell 1, being connected together in porcelain shell 1 has shielding cylinder 2, and step 3, the top weldering of step 3 are welded on the inner wall of porcelain shell 1
It is connected to track strip 8, and the bottom of step 3 is welded with arc strip 4, and the inside of step 3 is welded with longitudinal notch 9, longitudinal slot
Mouthfuls 9 passing through for locating piece 6 and tilted block 5, the top that the outer wall of shielding cylinder 2 is located at step 3 is welded with positioning plate 7, shields
The lower section that the side wall of cylinder 2 is located at step 3 is welded with tilted block 5, and the other end of tilted block 5 is welded with locating piece 6, and positions
The top of block 6 is bonded with step 3.
Specifically, arc strip 4 is provided with bottoms that are multiple, and being uniformly distributed in step 3, and 4 both ends of arc strip is perpendicular
Straightforward face is half-circle-arc shape, and half-circle-arc shape can reduce required twisting action when locating piece 6 slides on arc strip 4
Power saves manpower.
Specifically, locating piece 6 is arc block, and the top of locating piece 6 offers semi-circular arc corresponding with arc strip 4
Slot, it is possible to reduce friction.
Specifically, the line of multiple arcs item 4 shape, and the spacing between two neighboring arc strip 4 and locating piece 6 in a ring
Arc length it is equal, when so that locating piece 6 being between two arc strips 4, two arc strips 4 can clamp locating piece 6.
Specifically, the bottom of positioning plate 7 offers annular groove corresponding with track strip 8, positioning plate 7 can be made in-orbit
It is rotated on road item 8.
Specifically, the lateral depth of longitudinal notch 9 is equal with the lateral length of tilted block 5, so that tilted block 5 and locating piece
6 can pass through longitudinal notch 9.
Specifically, porcelain shell 1, step 3, arc strip 4 and track strip 8 are integrally cast, enhance durability.
Specifically, shielding cylinder 2, tilted block 5, locating piece 6 and positioning plate 7 are made into integration, tilted block 5 is elastic iron, so that
Tilted block 5 has certain elasticity.
The working principle and process for using of the utility model: in use, shielding cylinder 2 can be put into porcelain shell 1, so that inclining
Skewback 5 and locating piece 6 are directed at longitudinal notch 9, shielding cylinder 2 are pushed down on, until tilted block 5 and locating piece 6 slip over longitudinal notch 9
It is interior, so that track strip 8 is in annular groove, shielding cylinder 2 is rotated, tilted block 5 will receive extruding, since tilted block 5 is elastic iron,
It will drive locating piece 6 to be slidably located in the outside of arc strip 4, continue to rotate shielding cylinder 2, locating piece 6 can slide to two arc strips 4
Between, at this point, tilted block 5 will do it reset, it is clamped in step 3 is stable between locating piece 6 and positioning plate 7, just realizes
Shielding cylinder 2 is fixedly connected with porcelain shell 1, without being welded, when disassembly, can rotate shielding cylinder 2 again, tilted block 5 can band
Dynamic locating piece 6 slides on arc strip 4, continues to rotate shielding cylinder 2, until locating piece 6 is aligned with longitudinal notch 9, can take out
Shielding cylinder 2, the device are easily installed and dismantle.
The above is only the preferred embodiments of the present utility model only, is not intended to limit the utility model, all practical at this
Made any modifications, equivalent replacements, and improvements etc., should be included in the guarantor of the utility model within novel spirit and principle
Within the scope of shield.
Claims (8)
1. a kind of shielding cylinder fixed structure of vacuum interrupter, including porcelain shell (1), it is characterised in that: engaging in the porcelain shell (1)
It is connected with shielding cylinder (2), is welded with step (3) on the inner wall of the porcelain shell (1), be welded with track at the top of the step (3)
Item (8), and the bottom of step (3) is welded with arc strip (4), and longitudinal notch (9) are welded on the inside of step (3), it is described
The outer wall of shielding cylinder (2), which is located at the top of step (3), is welded with positioning plate (7), and the side wall of the shielding cylinder (2) is located at step
(3) it is welded with below tilted block (5), and the other end of tilted block (5) is welded with locating piece (6), and the top of locating piece (6)
Portion is bonded with step (3).
2. a kind of shielding cylinder fixed structure of vacuum interrupter according to claim 1, it is characterised in that: the arc strip
(4) bottoms that are multiple, and being uniformly distributed in step (3) are provided with, and the vertical section at arc strip (4) both ends is semicircular arc
Shape.
3. a kind of shielding cylinder fixed structure of vacuum interrupter according to claim 1, it is characterised in that: the locating piece
(6) it is arc block, and offers semi-circular arc slot corresponding with arc strip (4) at the top of locating piece (6).
4. a kind of shielding cylinder fixed structure of vacuum interrupter according to claim 1, it is characterised in that: multiple arcs
The line of shape item (4) shape in a ring, and the spacing between two neighboring arc strip (4) is equal with the arc length of locating piece (6).
5. a kind of shielding cylinder fixed structure of vacuum interrupter according to claim 1, it is characterised in that: the positioning plate
(7) bottom offers annular groove corresponding with track strip (8).
6. a kind of shielding cylinder fixed structure of vacuum interrupter according to claim 1, it is characterised in that: the longitudinal slot
The lateral depth of mouth (9) is equal with the lateral length of tilted block (5).
7. a kind of shielding cylinder fixed structure of vacuum interrupter according to claim 1, it is characterised in that: the porcelain shell
(1), step (3), arc strip (4) and track strip (8) are integrally cast.
8. a kind of shielding cylinder fixed structure of vacuum interrupter according to claim 1, it is characterised in that: the shielding cylinder
(2), tilted block (5), locating piece (6) and positioning plate (7) are made into integration, and the tilted block (5) is elastic iron.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920651306.1U CN209591905U (en) | 2019-05-08 | 2019-05-08 | A kind of shielding cylinder fixed structure of vacuum interrupter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920651306.1U CN209591905U (en) | 2019-05-08 | 2019-05-08 | A kind of shielding cylinder fixed structure of vacuum interrupter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209591905U true CN209591905U (en) | 2019-11-05 |
Family
ID=68347833
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920651306.1U Expired - Fee Related CN209591905U (en) | 2019-05-08 | 2019-05-08 | A kind of shielding cylinder fixed structure of vacuum interrupter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209591905U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117174526A (en) * | 2023-11-03 | 2023-12-05 | 沈阳华德海泰电器有限公司 | Vacuum arc-extinguishing chamber with prolonged service life |
-
2019
- 2019-05-08 CN CN201920651306.1U patent/CN209591905U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117174526A (en) * | 2023-11-03 | 2023-12-05 | 沈阳华德海泰电器有限公司 | Vacuum arc-extinguishing chamber with prolonged service life |
| CN117174526B (en) * | 2023-11-03 | 2024-01-05 | 沈阳华德海泰电器有限公司 | Vacuum arc-extinguishing chamber with prolonged service life |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191105 |