CN105448587B - A kind of arc-chutes and its vertical magnetic contact apparatus - Google Patents
A kind of arc-chutes and its vertical magnetic contact apparatus Download PDFInfo
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- CN105448587B CN105448587B CN201510878529.8A CN201510878529A CN105448587B CN 105448587 B CN105448587 B CN 105448587B CN 201510878529 A CN201510878529 A CN 201510878529A CN 105448587 B CN105448587 B CN 105448587B
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- 238000003466 welding Methods 0.000 claims abstract description 24
- 241000153246 Anteros Species 0.000 claims abstract description 12
- 230000003068 static effect Effects 0.000 claims description 6
- 239000007787 solid Substances 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 8
- 238000010586 diagram Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000001291 vacuum drying Methods 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 238000013475 authorization Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 229910000679 solder Inorganic materials 0.000 description 1
- 238000010257 thawing Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H33/00—High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
- H01H33/60—Switches wherein the means for extinguishing or preventing the arc do not include separate means for obtaining or increasing flow of arc-extinguishing fluid
- H01H33/66—Vacuum switches
- H01H33/664—Contacts; Arc-extinguishing means, e.g. arcing rings
- H01H33/6642—Contacts; Arc-extinguishing means, e.g. arcing rings having cup-shaped contacts, the cylindrical wall of which being provided with inclined slits to form a coil
Landscapes
- Arc-Extinguishing Devices That Are Switches (AREA)
- Manufacture Of Motors, Generators (AREA)
Abstract
The present invention relates to a kind of arc-chutes and its vertical magnetic contact apparatus,Vertical magnetic contact apparatus includes vertical magnetic contact,Vertical magnetic contact includes the contact blade that cup-shaped coil and welding are connected in cup-shaped coil front end,It is equipped between cup-shaped coil and contact blade and pre-fixes structure for realizing pre-fix assembly before contact blade and the welding of cup-shaped coil,It includes the L-type hook groove and L-type pendant that pairs of hook is assembled together to pre-fix structure,L-type hook groove and L-type pendant along contact blade it is circumferentially pairs of have two pairs or more uniformly at intervals,L-type hook groove has vertical slot section and translot section,Vertical slot section has open-ended for entering for corresponding L-type pendant,Corresponding block top pressure cooperation is respectively provided in L-type hook groove and L-type pendant to carry out the radial positioning face of radial positioning to contact blade radially and carry out the axial locating surface of axially position to contact blade upwards in antero posterior axis.Contact blade is reliably securely fitted on cup-shaped coil by pre-fixing structure, ensures welding effect.
Description
Technical field
The present invention relates to a kind of arc-chutes and its vertical magnetic contact apparatus.
Background technology
The manufacturing process of existing vacuum interrupter generally uses one-step seal-exhaust technique, however, to ensure that contact blade and leading
The welding quality of electric pole, usually first by contact blade and conducting rod, pre-welding is primary in a vacuum furnace, then, then by remaining part
The component assembling connected with prewelding is put into vacuum drying oven and carries out one-step seal-exhaust.Contact blade falls off in one-step seal-exhaust in order to prevent, in advance
Welding temperature is higher than 20 °C or so of one-step seal-exhaust temperature.But it does not fully achieve complete one-step seal-exhaust.Completely primary envelope
It has been exactly disposably that all-welded vacuum is gone out directly into vacuum drying oven, after coming out of the stove that row's technique, which is by all parts of vacuum interrupter,
Arc chamber.
The structure such as Authorization Notice No. of existing vertical magnetic contact is institute in the Chinese utility model patent of CN201622971U
Disclosed vacuum interrupter indulges magnetic contact, including cup-shaped coil and contact blade, and the front end of cup-shaped coil is hatch frame, cup-shaped line
It is evenly equipped with skewed slot in the circumferential wall of circle, pallet is installed at the front opening of cup-shaped coil, contact blade is embedded in and is weldingly fixed on
On tray upper surface, and the notch equipped with connection corresponding with skewed slot on pallet and contact blade.This vertical magnetic contact is making
When be exactly first by contact blade pre-welding on cup-shaped coil, then by the other component of this vertical magnetic contact and arc-chutes in advance be mounted in one
It rises and carries out envelope row's technique.But it does not fully achieve one-step seal-exhaust, and the previous welding of meeting is easy in follow-up welding and is had an impact, together
When, but also assembling process is complex.
Invention content
The present invention provides a kind of vertical magnetic contact apparatus of arc-chutes, to solve the cup-shaped in vertical magnetic contact in the prior art
Coil and contact blade need to be welded in advance to carry out envelope row's technique with arc-chutes other component and leads to that primary envelope cannot be fully achieved again
The technical issues of arranging technique；Meanwhile the present invention also provides a kind of arc-chutes using above-mentioned vertical magnetic contact apparatus.
The technical solution of the vertical magnetic contact apparatus of arc-chutes provided by the present invention is：A kind of vertical magnetic contact dress of arc-chutes
It sets, wraps and indulge magnetic contact, vertical magnetic contact includes the contact blade that cup-shaped coil and welding are connected in cup-shaped coil front end, the cup-shaped
It is equipped between coil and contact blade for realizing the structure that pre-fixes of assembly is pre-fixed before contact blade and the welding of cup-shaped coil, it is pre- solid
It includes L-type hook groove that pairs of hook is assembled together and L-type pendant, L-type hook groove and L-type pendant along contact blade circumferential direction to determine structure
Pairs of has two pairs or more uniformly at intervals, is arranged on cup-shaped coil one of in L-type hook groove and L-type pendant, another
Be arranged on contact blade, L-type hook groove there is the vertical slot section that extends along the longitudinal direction and be connected to vertical slot section with through vertical slot section into
The L-type pendant entered hooks the translot section of cooperation, and vertical slot section is open-ended with being used to enter for corresponding L-type pendant, in L-type
Corresponding block top pressure cooperation is respectively provided in hook groove and L-type pendant to carry out the diameter of radial positioning to contact blade radially
Carry out the axial locating surface of axially position to contact blade upwards to positioning surface and in antero posterior axis.
The L-type pendant includes vertical shank and lateral hook portion, the lateral hook portion of all L-type pendants towards L-type hook
The groove bottom of the end face of the translot section slot bottom of slot and the translot section of all L-type hook grooves is the cambered surface on same cylindrical surface,
The slot of the end face of the translot section slot bottom towards L-type hook groove of the lateral hook portion of all L-type pendants and the translot section of all L-type hook grooves
Bottom surface corresponds to contact top pressure cooperation to be limited radially to contact blade, the lateral hook portion of all L-type pendants towards L-type
The as described radial positioning face of the groove bottom of the end face of the translot section slot bottom of hook groove and the translot section of all L-type hook grooves.
The L-type pendant includes vertical shank and lateral hook portion, the front and rear sides face of the lateral hook portion of each L-type pendant with
Front and back two trough wall surface of the translot section of corresponding L-type hook groove corresponds to the cooperation of contact top pressure to be carried out upwards to contact blade in antero posterior axis
Limit, the front and rear sides face of the lateral hook portion of each L-type pendant is with front and back two trough wall surface of the translot section of corresponding L-type hook groove
The axial locating surface.
The L-type hook groove is arranged in the front end of cup-shaped coil, and L-type pendant is arranged on the rear end face of contact blade.
The circumferential wall of the cup-shaped coil is equipped with skewed slot, and skewed slot front end notch is hatch frame, and the L-type hook groove exists
In the circumferential direction of cup-shaped coil the downstream side that extending direction is located at corresponding skewed slot front end is tilted towards front end notch along skewed slot.
The technical solution for the arc-chutes using above-mentioned vertical magnetic contact apparatus that speed of the invention provides is：A kind of arc-chutes, packet
Shell is included, trigger device and static contact head device are equipped in shell, trigger device and/or static contact head device are vertical magnetic contact dress
It sets, indulges magnetic contact apparatus packet and indulge magnetic contact, vertical magnetic contact includes the contact that cup-shaped coil and welding are connected in cup-shaped coil front end
Piece is equipped with before being welded with cup-shaped coil for realizing contact blade between the cup-shaped coil and contact blade and pre-fixes the pre- of assembly
Fixed structure, it includes the L-type hook groove and L-type pendant that pairs of hook is assembled together to pre-fix structure, and L-type hook groove and L-type are hung
Part along contact blade it is circumferentially pairs of have two pairs or more uniformly at intervals, one of in L-type hook groove and L-type pendant be arranged in cup-shaped
On coil, another be arranged on contact blade, L-type hook groove has the vertical slot section that extends along the longitudinal direction and is connected to vertical slot section
The translot section of cooperation is hooked with the L-type pendant entered through vertical slot section, vertical slot section has the end for entering for corresponding L-type pendant
Portion is open, and corresponding block top pressure cooperation is respectively provided in L-type hook groove and L-type pendant to be carried out radially to contact blade
The radial positioning face of radial positioning and the axial locating surface for carrying out axially position to contact blade upwards in antero posterior axis.
The L-type pendant includes vertical shank and lateral hook portion, the lateral hook portion of all L-type pendants towards L-type hook
The groove bottom of the end face of the translot section slot bottom of slot and the translot section of all L-type hook grooves is the cambered surface on same cylindrical surface,
The slot of the end face of the translot section slot bottom towards L-type hook groove of the lateral hook portion of all L-type pendants and the translot section of all L-type hook grooves
Bottom surface corresponds to contact top pressure cooperation to be limited radially to contact blade, the lateral hook portion of all L-type pendants towards L-type
The as described radial positioning face of the groove bottom of the end face of the translot section slot bottom of hook groove and the translot section of all L-type hook grooves.
The L-type pendant includes vertical shank and lateral hook portion, the front and rear sides face of the lateral hook portion of each L-type pendant with
Front and back two trough wall surface of the translot section of corresponding L-type hook groove corresponds to the cooperation of contact top pressure to be carried out upwards to contact blade in antero posterior axis
Limit, the front and rear sides face of the lateral hook portion of each L-type pendant is with front and back two trough wall surface of the translot section of corresponding L-type hook groove
The axial locating surface.
The L-type hook groove is arranged in the front end of cup-shaped coil, and L-type pendant is arranged on the rear end face of contact blade.
The circumferential wall of the cup-shaped coil is equipped with skewed slot, and skewed slot front end notch is hatch frame, and the L-type hook groove exists
In the circumferential direction of cup-shaped coil the downstream side that extending direction is located at corresponding skewed slot front end is tilted towards front end notch along skewed slot.
The beneficial effects of the invention are as follows：In the vertical magnetic contact apparatus of arc-chutes provided by the present invention, in cup-shaped coil and
It is equipped between contact blade and pre-fixes structure for realizing pre-fix assembly before contact blade and the welding of cup-shaped coil, pass through pairs of cloth
Contact blade and cup-shaped coil hook are assembled together by the hook cooperation of the L-type pendant and L-type hook groove set, and pass through L-type hook groove
The radial positioning face being equipped with L-type pendant and axial locating surface realize axially position and radial positioning to contact blade, ensure
Pre-fix precision.Contact blade is reliably securely fitted on cup-shaped coil by pre-fixing structure, can to arc-chutes into
When row one-step seal-exhaust welds, effectively ensure welding effect, and then the pre-welding assembly of contact blade and cup-shaped coil can be cancelled,
Production efficiency is improved, it is energy saving.
Further, L-type hook groove is tilted into extending direction along skewed slot in the circumferential direction of cup-shaped coil towards front end notch
Downstream side positioned at corresponding skewed slot front end, convenient for processing L-type hook groove on cup-shaped coil.
Description of the drawings
Fig. 1 is a kind of structural schematic diagram of embodiment of vertical magnetic contact apparatus of arc-chutes provided by the present invention；
Fig. 2 is the conducting rod in Fig. 1；
Fig. 3 is partial enlarged view at A in Fig. 2；
Fig. 4 is the structural schematic diagram of contact blade in Fig. 1；
Fig. 5 is the enlarged drawing of L-type pendant in Fig. 4.
Specific implementation mode
As shown in Figures 1 to 5, the embodiment of the vertical magnetic contact apparatus of a kind of arc-chutes, the vertical magnetic contact in the embodiment
Device includes conducting rod 1 and the vertical magnetic contact in 1 front end of conducting rod is arranged, and it includes being wholely set with conducting rod 1 to indulge magnetic contact
Cup-shaped coil 2 and the contact blade 3 that 2 front end of cup-shaped coil can be connected in by the welding of one-step seal-exhaust welding procedure.Cup-shaped herein
Coil 2 is designed with skewed slot 20 as cup-shaped coil in the prior art in the circumferential wall of cup-shaped coil, correspondingly, touching
It is then equipped with the notch being connected to corresponding with skewed slot 20 identical on contact blade in the prior art on head piece 3.
With cup-shaped coil 2 in the prior art and contact blade 3 the difference is that：Cup-shaped coil 2 and contact blade 3 it
Between be equipped with welded for realizing contact blade 3 and cup-shaped coil 2 before pre-fix assembly pre-fix structure, pre-fix structure and include into
To the L-type hook groove 21 that is assembled together of hook and L-type pendant 31, L-type hook groove 21 be arranged in the front end of cup-shaped coil 2, L-type is hung
Part 31 is arranged on the rear end face of contact blade 3, and L-type hook groove 21 and L-type pendant 31 have uniformly at intervals along contact blade is circumferentially pairs of
Three pairs, L-type hook groove 21 has the vertical slot section that extends along the longitudinal direction and being connected to vertical slot section with L-type that is entering through vertical slot section
Pendant hooks the translot section of cooperation, and vertical slot section is open-ended with being used to enter for corresponding L-type pendant, and L-type pendant 31 wraps
It includes vertical shank 312 and lateral hook portion 311, when assembly, so that contact blade 3 is moved towards with cup-shaped coil 2, make L-type component 31
Lateral hook portion 311 is moved along the vertical slot section of L-type hook groove 21, and then circumferentially rotating contact blade 3 makes the lateral hook portion of L-type hook groove enter
In the translot section of L-type pendant, realize that L-type hook groove and the hook of L-type pendant coordinate.
Also, due to the end face of the translot section slot bottom towards L-type hook groove of the lateral hook portion 311 of all L-type pendants 31 and
The groove bottom of the translot section of all L-type hook grooves 21 is the cambered surface on same cylindrical surface, so, in L-type pendant and L
When type hook groove coordinates, the end face of the translot section slot bottom towards L-type hook groove 21 of the lateral hook portion 311 of all L-type pendants 31 and institute
There is the groove bottom of the translot section of L-type hook groove 21 to correspond to contact top pressure to coordinate radially to limit contact blade, all L-types
The groove bottom of the end face of the translot section slot bottom towards L-type hook groove of the lateral hook portion of pendant 31 and the translot section of all L-type hook grooves
Corresponding block top pressure cooperation is respectively provided in as above-mentioned L-type hook groove and L-type pendant to be carried out radially to contact blade
The radial positioning face of radial positioning.
The front and rear sides face of the lateral hook portion 311 of each L-type pendant 31 and front and back the two of the translot section of corresponding L-type hook groove 21
Trough wall surface corresponds to contact top pressure cooperation to be limited upwards to contact blade in antero posterior axis, before the lateral hook portion of each L-type pendant
Two sides are to be set respectively on above-mentioned L-type hook groove and L-type pendant with front and back two trough wall surface of the translot section of corresponding L-type hook groove afterwards
Corresponding block top pressure cooperation is useful for carry out the axial locating surface of axially position to contact blade upwards in antero posterior axis.
It may be implemented to contact blade by the way that the axial locating surface on L-type pendant and L-type hook groove and radial positioning face is arranged
Axially and radially locate, ensure assembly precision.
Also, in the present embodiment, for ease of processing L-type hook groove on cup-shaped coil, above-mentioned L-type hook groove 21 is in cup-shaped
In the circumferential direction of coil 2 the downstream side that extending direction is located at corresponding skewed slot front end is tilted towards front end notch along skewed slot.
Also, in the present embodiment, conducting rod is copper material, and contact is CuCr alloys, and the coefficient of thermal expansion of conducting rod is big
In the coefficient of expansion of contact.
It is when assembly, contact blade 3 is corresponding mounted on the front end of cup-shaped coil 2, when contact blade 3 and cup-shaped coil 2 are opposite
When mobile assembly, the lateral hook portion 311 on L-type pendant 31 enters in the vertical slot section of L-type hook groove, and lateral hook portion 311 is directed to L
At the translot section of type hook groove, contact blade 3 is circumferentially rotated, the lateral hook portion of L-type pendant 31 is made to enter in the translot section of L-type hook groove,
It is formed and hooks cooperation, also, pass through the front and rear sides face of the lateral hook portion 311 of each L-type pendant 31 and corresponding L-type hook groove 21
Front and back two trough wall surface of translot section corresponds to contact top pressure and coordinates to be limited upwards to contact blade in antero posterior axis, passes through all L
The translot section of the end face and all L-type hook grooves 21 of the translot section slot bottom towards L-type hook groove 21 of the lateral hook portion 311 of type pendant 31
Groove bottom correspond to contact top pressure coordinate to be limited radially to contact blade, radially and axially realize to contact
The positioning of piece, be finally completed cup-shaped coil and contact blade pre-fixes assembly.
In the case where welding high temperature, since the coefficient of thermal expansion of cup-shaped coil is more than the coefficient of thermal expansion of contact blade, it is arranged in cup
Solder thawing of the shape coil between contact blade effectively will be together with cup-shaped coil and the reliable assemble welding of contact blade.It is welding
In termination process, contact blade is pre-fixed due to realizing, and contact blade will not be made deflection occur during pre-fixing and bring seam
Welding effect is effectively ensured in gap.
In the present embodiment, radial positioning by the groove bottom of the end face of the lateral hook portion of L-type pendant and L-type hook groove coordinate with
It is formed to the radial positioning of contact blade, it in other embodiments, can also be by the vertical shank of L-type pendant towards L-type hook
The respective side of slot coordinates with the corresponding end-faces top pressure block at the notch of L-type hook groove to realize the radial positioning to contact blade.
In the present embodiment, axially position passes through the front and back sides of the lateral hook portion of L-type pendant and the translot section of L-type hook groove
Front and back place's trough wall surface top pressure cooperation is to form the axially position to contact blade, and in other embodiments, axially position can also lead to
It crosses L-type hook groove and the top pressure Planar realization of other positions that L-type pendant is equipped with is to the axially position of contact blade.
In the present embodiment, to make the circumferential edge of contact blade be aligned with the circumferential edge of cup-shaped coil, it is arranged in cup-shaped
The notch of L-type hook groove on coil is less than the peripheral surface of cup-shaped coil.
In the present embodiment, L-type pendant and L-type hook groove arrange two or three pair in pairs, in other embodiments, can also arrange
Two pairs or four pairs or more, but need to pay attention to so that circumferentially-spaced uniformly distributed along contact blade.
The present invention also provides a kind of embodiment of vacuum interrupter, the structure of the vacuum interrupter in the embodiment with it is existing
The structure of vacuum interrupter in technology is largely identical, includes shell, trigger device and static contact dress are arranged in shell
It sets, the difference with vacuum interrupter in the prior art essentially consists in：It is dynamic tactile in the vacuum interrupter that the present embodiment is provided
Head device and static contact head device are all made of the structure of above-mentioned vacuum interrupter contact apparatus, and details are not described herein.Certainly, at it
Can also be the structure that trigger device or static contact head device use above-mentioned contact apparatus in his embodiment.
Claims (6)
1. a kind of vertical magnetic contact apparatus of arc-chutes, including vertical magnetic contact, it includes that cup-shaped coil and welding are connected in indulge magnetic contact
The contact blade of cup-shaped coil front end, it is characterised in that：It is equipped with for realizing contact blade between the cup-shaped coil and contact blade
Assembly is pre-fixed before being welded with cup-shaped coil pre-fixes structure, and it includes the L that pairs of hook is assembled together to pre-fix structure
Type hook groove and L-type pendant, L-type hook groove and L-type pendant along contact blade it is circumferentially pairs of have two pairs or more uniformly at intervals, L-type hook groove
With one of in L-type pendant be arranged on cup-shaped coil, another be arranged on contact blade, L-type hook groove have along front and back
The vertical slot section and the translot section that cooperation is hooked with L-type pendant that is entering through vertical slot section that is being connected to vertical slot section that direction extends, vertical slot
Section have it is open-ended for entering for corresponding L-type pendant, when contact blade and cup-shaped coil move towards assembly, L-type
Lateral hook portion on pendant enters in the vertical slot section of L-type hook groove, and lateral hook portion is directed at the translot section of L-type hook groove, circumferential
Contact blade is rotated, the lateral hook portion of L-type pendant is made to enter in the translot section of L-type hook groove, is formed and hooks cooperation, in L-type hook groove and L
Corresponding block top pressure cooperation is respectively provided on type pendant to carry out the radial positioning of radial positioning to contact blade radially
Face and antero posterior axis upwards to contact blade carry out axially position axial locating surface, the L-type pendant include vertical shank and
Lateral hook portion, the end face of the translot section slot bottom towards L-type hook groove of the lateral hook portion of all L-type pendants and all L-type hook grooves
The groove bottom of translot section is the cambered surface on same cylindrical surface, the lateral hook portion of all L-type pendants towards L-type hook groove
The groove bottom of the translot section of the end face of translot section slot bottom and all L-type hook grooves corresponds to contact top pressure and coordinates with radially to contact
Piece is limited, the end face of the translot section slot bottom towards L-type hook groove of the lateral hook portion of all L-type pendants and all L-type hook grooves
The groove bottom of translot section be the radial positioning face, front and rear sides face and the corresponding L of the lateral hook portion of each L-type pendant
Front and back two trough wall surface of the translot section of type hook groove corresponds to contact top pressure and coordinates to be limited upwards to contact blade in antero posterior axis, respectively
The front and rear sides face of the lateral hook portion of L-type pendant is described with front and back two trough wall surface of the translot section of corresponding L-type hook groove
Axial locating surface.
2. the vertical magnetic contact apparatus of arc-chutes according to claim 1, it is characterised in that：The L-type hook groove setting exists
The front end of cup-shaped coil, L-type pendant are arranged on the rear end face of contact blade.
3. the vertical magnetic contact apparatus of arc-chutes according to claim 2, it is characterised in that：The circumference of the cup-shaped coil
Wall be equipped with skewed slot, skewed slot front end notch be hatch frame, the L-type hook groove in the circumferential direction of cup-shaped coil along skewed slot towards
Front end notch tilts the downstream side that extending direction is located at corresponding skewed slot front end.
4. a kind of arc-chutes, including shell, it is equipped with trigger device and static contact head device in shell, trigger device and/or quiet
Contact apparatus is vertical magnetic contact apparatus, and it includes vertical magnetic contact to indulge magnetic contact apparatus, and vertical magnetic contact includes that cup-shaped coil and welding are solid
It is connected in the contact blade of cup-shaped coil front end, it is characterised in that：It is equipped between the cup-shaped coil and contact blade for realizing touching
Assembly is pre-fixed before head piece and the welding of cup-shaped coil pre-fixes structure, and it includes that pairs of hook is assembled together to pre-fix structure
L-type hook groove and L-type pendant, L-type hook groove and L-type pendant along contact blade it is circumferentially pairs of have two pairs or more uniformly at intervals, L-type hook
One of in slot and L-type pendant be arranged on cup-shaped coil, another be arranged on contact blade, L-type hook groove have along preceding
The vertical slot section and the translot section that cooperation is hooked with L-type pendant that is entering through vertical slot section that is being connected to vertical slot section that rear direction extends, are erected
Slot section have it is open-ended for entering for corresponding L-type pendant, when contact blade and cup-shaped coil move towards assembly, L
Lateral hook portion on type pendant enters in the vertical slot section of L-type hook groove, and lateral hook portion is directed at the translot section of L-type hook groove, week
To rotation contact blade, the lateral hook portion of L-type pendant is made to enter in the translot section of L-type hook groove, is formed and hook cooperation, in L-type hook groove
It is fixed with the radial direction for carrying out radial positioning to contact blade radially with corresponding block top pressure cooperation is respectively provided on L-type pendant
Plane and the axial locating surface for carrying out axially position to contact blade upwards in antero posterior axis, the L-type pendant includes vertical shank
With lateral hook portion, the end face of the translot section slot bottom towards L-type hook groove of the lateral hook portion of all L-type pendants and all L-type hook grooves
The groove bottom of translot section be the cambered surface on same cylindrical surface, the lateral hook portion of all L-type pendants towards L-type hook groove
Translot section slot bottom end face and all L-type hook grooves translot section groove bottom correspond to contact top pressure cooperation with radially to touch
Head piece is limited, the end face of the translot section slot bottom towards L-type hook groove of the lateral hook portion of all L-type pendants and all L-type hooks
The groove bottom of the translot section of slot is the radial positioning face, the front and rear sides face of the lateral hook portion of each L-type pendant with it is corresponding
L-type hook groove translot section front and back two trough wall surface correspond to contact top pressure coordinate to be limited upwards contact blade in antero posterior axis
Position, the front and rear sides face of the lateral hook portion of each L-type pendant is institute with front and back two trough wall surface of the translot section of corresponding L-type hook groove
The axial locating surface stated.
5. arc-chutes according to claim 4, it is characterised in that：The L-type hook groove is arranged in the front end of cup-shaped coil,
L-type pendant is arranged on the rear end face of contact blade.
6. arc-chutes according to claim 5, it is characterised in that：The circumferential wall of the cup-shaped coil is equipped with skewed slot,
Skewed slot front end notch is hatch frame, and the L-type hook groove is tilted along skewed slot towards front end notch in the circumferential direction of cup-shaped coil
Extending direction is located at the downstream side of corresponding skewed slot front end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510878529.8A CN105448587B (en) | 2015-12-04 | 2015-12-04 | A kind of arc-chutes and its vertical magnetic contact apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510878529.8A CN105448587B (en) | 2015-12-04 | 2015-12-04 | A kind of arc-chutes and its vertical magnetic contact apparatus |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105448587A CN105448587A (en) | 2016-03-30 |
| CN105448587B true CN105448587B (en) | 2018-07-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510878529.8A Active CN105448587B (en) | 2015-12-04 | 2015-12-04 | A kind of arc-chutes and its vertical magnetic contact apparatus |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6574864B1 (en) * | 1999-01-22 | 2003-06-10 | Moeller Gmbh | Method for manufacturing a contact arrangement for a vacuum switching tube |
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| JPH09274836A (en) * | 1996-04-05 | 1997-10-21 | Mitsubishi Electric Corp | Vacuum valve and manufacture of electrode thereof |
| JP5350317B2 (en) * | 2009-09-30 | 2013-11-27 | 株式会社日立製作所 | Vacuum switch, electrode for switch or manufacturing method of vacuum switch |
| CN201765967U (en) * | 2010-09-14 | 2011-03-16 | 浙江森森汽车零部件有限公司 | Rotating contact structure for moving contact and fixed contact of combined switch |
| CN201804787U (en) * | 2010-09-21 | 2011-04-20 | 东芝白云真空开关管(锦州)有限公司 | Assembly structure of contact and electric conduction rod |
| CN102751131A (en) * | 2012-07-25 | 2012-10-24 | 中国振华电子集团宇光电工有限公司（国营第七七一厂） | Novel longitudinal magnetic coil structure of vacuum arc extinguishing chamber |
| CN204577327U (en) * | 2015-05-25 | 2015-08-19 | 浙江森光电气科技有限公司 | A kind of moving electrode of vacuum interrupter |
| CN205487923U (en) * | 2015-12-04 | 2016-08-17 | 天津平高智能电气有限公司 | Explosion chamber and indulge magnetism contact means thereof |
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2015
- 2015-12-04 CN CN201510878529.8A patent/CN105448587B/en active Active
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6574864B1 (en) * | 1999-01-22 | 2003-06-10 | Moeller Gmbh | Method for manufacturing a contact arrangement for a vacuum switching tube |
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