CN205487923U - Explosion chamber and indulge magnetism contact means thereof - Google Patents
Explosion chamber and indulge magnetism contact means thereof Download PDFInfo
- Publication number
- CN205487923U CN205487923U CN201520993009.7U CN201520993009U CN205487923U CN 205487923 U CN205487923 U CN 205487923U CN 201520993009 U CN201520993009 U CN 201520993009U CN 205487923 U CN205487923 U CN 205487923U
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- 230000005389 magnetism Effects 0.000 title abstract 5
- 238000004880 explosion Methods 0.000 title abstract 2
- 238000003466 welding Methods 0.000 claims abstract description 20
- 239000000725 suspension Substances 0.000 claims description 85
- 241000153246 Anteros Species 0.000 claims description 11
- 230000003068 static effect Effects 0.000 claims description 7
- 230000000694 effects Effects 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 10
- 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
- 230000015572 biosynthetic process Effects 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 229910000679 solder Inorganic materials 0.000 description 1
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- Arc-Extinguishing Devices That Are Switches (AREA)
Abstract
The utility model relates to an explosion chamber and indulge magnetism contact means thereof, indulge magnetism contact means including indulging the magnetism contact, it includes that cup coil and welding link firmly the contact blade at cup coil front end to indulge the magnetism contact, be equipped with between cup coil and the contact blade and be used for realizing before contact blade and the welding of cup coil that the fixed knot in advance of fixation constructs in advance, fixed knot constructs including mated hook assembly L type hook groove and L type pendant together in advance, the mated interval of contact blade circumference equipartition is followed to L type hook groove and L type pendant has more than two pairs, L type hook groove has perpendicular groove section and cross slot section, it has the tip opening that is used for supplying corresponding L type pendant to get into to erect the groove section, be equipped with respectively on the L type catches hold of groove and L type pendant with a hook and be used for corresponding the cooperation of block roof pressure in order upwards to carry out radical location's radical location face and to make progress at the anteroposterior axis carrying out axial positioning's axial positioning face to the contact blade to the contact blade in the footpath. Through fixed knot in advance construct with the reliable fixation of contact blade on the cup coil, guarantee the welding effect.
Description
Technical field
This utility model relates to a kind of arc-chutes and vertical magnetic contact apparatus thereof.
Background technology
The manufacture process of existing vacuum interrupter typically uses one-step seal-exhaust technique, however, to ensure that contact blade and the welding quality of conducting rod, generally the most first by contact blade and conducting rod pre-welding in a vacuum furnace the most once, then, the parts assembling remaining part and prewelding connected again, puts into vacuum drying oven and carries out one-step seal-exhaust.In order to prevent contact blade from coming off in one-step seal-exhaust, pre-weld temperature is higher than 20 ° of about C of one-step seal-exhaust temperature.But it is not fully achieved one-step seal-exhaust completely.One-step seal-exhaust technique completely is that all parts of vacuum interrupter are the most directly entered vacuum drying oven, has been exactly all-welded vacuum interrupter after coming out of the stove.
Vacuum interrupter disclosed in the Chinese utility model patent that structure such as Authorization Notice No. is CN201622971U of existing vertical magnetic contact indulges magnetic contact, including cup-shaped coil and contact blade, the front end of cup-shaped coil is hatch frame, it is evenly equipped with skewed slot in the circumferential wall of cup-shaped coil, it is installed with pallet at the front opening of cup-shaped coil, contact blade setting-in is weldingly fixed on tray upper surface, and is provided with the notch that connect corresponding with skewed slot on pallet with contact blade.This vertical magnetic contact make time be exactly first by contact blade pre-welding on cup-shaped coil, then the miscellaneous part of this vertical magnetic contact Yu arc-chutes is fitted together in advance carry out envelope row's technique.But it is not fully achieved one-step seal-exhaust, easily previous welding can produce impact when follow-up welding, meanwhile, also make assembling process complex.
Utility model content
This utility model provides the vertical magnetic contact apparatus of a kind of arc-chutes, needs to be welded in advance and carries out sealing row's technique again with arc-chutes miscellaneous part and cause being fully achieved the technical problem of one-step seal-exhaust technique solving cup-shaped coil in vertical magnetic contact of the prior art and contact blade；Meanwhile, this utility model also provides for a kind of arc-chutes using above-mentioned vertical magnetic contact apparatus.
nullThe technical scheme of the vertical magnetic contact apparatus of arc-chutes provided by the utility model is: the vertical magnetic contact apparatus of a kind of arc-chutes，The vertical magnetic contact of bag，Vertical magnetic contact includes that cup-shaped coil and welding are connected in the contact blade of cup-shaped coil front end，It is provided with between described cup-shaped coil and contact blade and pre-fixes structure for realize pre-fixing before contact blade welds with cup-shaped coil assembling，Pre-fix L-type hook and slot and L-type suspension member that structure includes that paired hook is assembled together，L-type hook and slot and L-type suspension member along contact blade circumference paired have uniformly at intervals two to more than，One of them in L-type hook and slot and L-type suspension member is arranged on cup-shaped coil、Another is arranged on contact blade，L-type hook and slot has the vertical slot section extended along the longitudinal direction and the translot section coordinated with the L-type suspension member hook entered through vertical slot section connected with vertical slot section，Vertical slot section has open-ended for enter for corresponding L-type suspension member，L-type hook and slot and L-type suspension member are respectively provided with corresponding block top press-fit diametrically contact blade to be carried out the radial direction locating surface radially positioned and the axial locating surface upwards contact blade axially positioned at antero posterior axis.
Described L-type suspension member includes vertical shank and horizontal hook portion, the groove bottom of the end face of the translot section bottom land towards L-type hook and slot of the horizontal hook portion of all L-type suspension members and the translot section of all L-type hook and slot is the cambered surface being on the same face of cylinder, the end face of the translot section bottom land towards L-type hook and slot of the horizontal hook portion of all L-type suspension members contacts top press-fit to carry out spacing to contact blade diametrically with the groove bottom correspondence of the translot section of all L-type hook and slot, the groove bottom of the end face of the translot section bottom land towards L-type hook and slot of the horizontal hook portion of all L-type suspension members and the translot section of all L-type hook and slot is described radial direction locating surface.
Described L-type suspension member includes vertical shank and horizontal hook portion, before and after the horizontal hook portion of each L-type suspension member two sides corresponding with two trough wall surfaces before and after the translot section of corresponding L-type hook and slot contact top press-fit upwards contact blade is carried out spacing at antero posterior axis, before and after the horizontal hook portion of each L-type suspension member, two sides are described axial locating surface with two trough wall surfaces before and after the translot section of corresponding L-type hook and slot.
Described L-type hook and slot is arranged on the front end of cup-shaped coil, and L-type suspension member is arranged on the rear end face of contact blade.
The circumferential wall of described cup-shaped coil is provided with skewed slot, and skewed slot front end notch is hatch frame, and described L-type hook and slot tilts bearing of trend up along skewed slot towards front end notch in the week of cup-shaped coil and is positioned at the downstream side of corresponding skewed slot front end.
nullThe technical scheme of the arc-chutes using above-mentioned vertical magnetic contact apparatus that this utility model speed provides is: a kind of arc-chutes，Including housing，Housing is provided with trigger device and static contact head device，Trigger device and/or static contact head device are vertical magnetic contact apparatus，Magnetic contact indulged by vertical magnetic contact apparatus bag，Vertical magnetic contact includes that cup-shaped coil and welding are connected in the contact blade of cup-shaped coil front end，It is provided with between described cup-shaped coil and contact blade and pre-fixes structure for realize pre-fixing before contact blade welds with cup-shaped coil assembling，Pre-fix L-type hook and slot and L-type suspension member that structure includes that paired hook is assembled together，L-type hook and slot and L-type suspension member along contact blade circumference paired have uniformly at intervals two to more than，One of them in L-type hook and slot and L-type suspension member is arranged on cup-shaped coil、Another is arranged on contact blade，L-type hook and slot has the vertical slot section extended along the longitudinal direction and the translot section coordinated with the L-type suspension member hook entered through vertical slot section connected with vertical slot section，Vertical slot section has open-ended for enter for corresponding L-type suspension member，L-type hook and slot and L-type suspension member are respectively provided with corresponding block top press-fit diametrically contact blade to be carried out the radial direction locating surface radially positioned and the axial locating surface upwards contact blade axially positioned at antero posterior axis.
Described L-type suspension member includes vertical shank and horizontal hook portion, the groove bottom of the end face of the translot section bottom land towards L-type hook and slot of the horizontal hook portion of all L-type suspension members and the translot section of all L-type hook and slot is the cambered surface being on the same face of cylinder, the end face of the translot section bottom land towards L-type hook and slot of the horizontal hook portion of all L-type suspension members contacts top press-fit to carry out spacing to contact blade diametrically with the groove bottom correspondence of the translot section of all L-type hook and slot, the groove bottom of the end face of the translot section bottom land towards L-type hook and slot of the horizontal hook portion of all L-type suspension members and the translot section of all L-type hook and slot is described radial direction locating surface.
Described L-type suspension member includes vertical shank and horizontal hook portion, before and after the horizontal hook portion of each L-type suspension member two sides corresponding with two trough wall surfaces before and after the translot section of corresponding L-type hook and slot contact top press-fit upwards contact blade is carried out spacing at antero posterior axis, before and after the horizontal hook portion of each L-type suspension member, two sides are described axial locating surface with two trough wall surfaces before and after the translot section of corresponding L-type hook and slot.
Described L-type hook and slot is arranged on the front end of cup-shaped coil, and L-type suspension member is arranged on the rear end face of contact blade.
The circumferential wall of described cup-shaped coil is provided with skewed slot, and skewed slot front end notch is hatch frame, and described L-type hook and slot tilts bearing of trend up along skewed slot towards front end notch in the week of cup-shaped coil and is positioned at the downstream side of corresponding skewed slot front end.
The beneficial effects of the utility model are: in the vertical magnetic contact apparatus of arc-chutes provided by the utility model, it is provided with between cup-shaped coil and contact blade and pre-fixes structure for realize pre-fixing before contact blade welds with cup-shaped coil assembling, coordinated by the hook of L-type suspension member arranged in pairs and L-type hook and slot and contact blade is assembled together with cup-shaped coil hook, and the radial direction locating surface that is provided with by L-type hook and slot and L-type suspension member and axial locating surface realize the axially location to contact blade and radially location, it is ensured that pre-fix precision.Contact blade is securely fitted in reliably on cup-shaped coil by pre-fixing structure, can effectively ensure welding effect when arc-chutes being carried out one-step seal-exhaust welding, and then the pre-welding assembling of contact blade and cup-shaped coil can be cancelled, improve production efficiency, save the energy.
Further, L-type hook and slot is tilted bearing of trend up along skewed slot towards front end notch in the week of cup-shaped coil and be positioned at the downstream side of corresponding skewed slot front end, it is simple on cup-shaped coil, process L-type hook and slot.
Accompanying drawing explanation
Fig. 1 is the structural representation of vertical a kind of embodiment of magnetic contact apparatus of arc-chutes provided by the utility model；
Fig. 2 is the conducting rod in Fig. 1；
Fig. 3 is skewed slot and L-type hook and slot distributed architecture schematic diagram in Fig. 2；
Fig. 4 is the structural representation of contact blade in Fig. 1；
Fig. 5 is the enlarged drawing of L-type suspension member in Fig. 4.
Detailed description of the invention
As shown in Figures 1 to 5, a kind of embodiment of the vertical magnetic contact apparatus of arc-chutes, vertical magnetic contact apparatus in this embodiment includes conducting rod 1 and is arranged on the vertical magnetic contact of conducting rod 1 front end, and vertical magnetic contact is included the cup-shaped coil 2 being wholely set with conducting rod 1 and can be welded the contact blade 3 being connected in cup-shaped coil 2 front end by one-step seal-exhaust welding procedure.Cup-shaped coil 2 herein, as cup-shaped coil of the prior art, is designed with skewed slot 20 in the circumferential wall of cup-shaped coil, accordingly, is then provided with the skewed slot 20 corresponding notch that connect identical with on contact blade of the prior art on contact blade 3.
nullIt is with the difference of cup-shaped coil 2 of the prior art and contact blade 3: be provided with between cup-shaped coil 2 and contact blade 3 and pre-fix structure for realize pre-fixing before contact blade 3 welds with cup-shaped coil 2 assembling，Pre-fix L-type hook and slot 21 and L-type suspension member 31 that structure includes that paired hook is assembled together，L-type hook and slot 21 is arranged on the front end of cup-shaped coil 2，L-type suspension member 31 is arranged on the rear end face of contact blade 3，L-type hook and slot 21 and L-type suspension member 31 along contact blade circumference paired have uniformly at intervals three right，L-type hook and slot 21 has the vertical slot section extended along the longitudinal direction and the translot section coordinated with the L-type suspension member hook entered through vertical slot section connected with vertical slot section，Vertical slot section has open-ended for enter for corresponding L-type suspension member，L-type suspension member 31 includes vertical shank 312 and horizontal hook portion 311，During assembling，Contact blade 3 is made to move towards with cup-shaped coil 2，The horizontal hook portion 311 of L-type component 31 is made to move along the vertical slot section of L-type hook and slot 21，Then circumferentially rotating contact blade 3 makes the horizontal hook portion of L-type hook and slot enter in the translot section of L-type suspension member，Realize L-type hook and slot to coordinate with the hook of L-type suspension member.
And, owing to the groove bottom of the end face of the translot section bottom land towards L-type hook and slot of horizontal hook portion 311 of all L-type suspension members 31 and the translot section of all L-type hook and slot 21 is the cambered surface being on the same face of cylinder, so, when L-type suspension member and L-type hook and slot coordinate, the end face of the translot section bottom land towards L-type hook and slot 21 of the horizontal hook portion 311 of all L-type suspension members 31 contacts top press-fit to carry out spacing to contact blade diametrically with the groove bottom correspondence of the translot section of all L-type hook and slot 21, the groove bottom of the end face of the translot section bottom land towards L-type hook and slot of the horizontal hook portion of all L-type suspension members 31 and the translot section of all L-type hook and slot is on above-mentioned L-type hook and slot and L-type suspension member and is respectively provided with corresponding block top press-fit so that contact blade to carry out radial direction locating surface diametrically that radially position.
Before and after the horizontal hook portion 311 of each L-type suspension member 31 two sides corresponding with two trough wall surfaces before and after the translot section of corresponding L-type hook and slot 21 contact top press-fit upwards contact blade is carried out spacing at antero posterior axis, before and after the horizontal hook portion of each L-type suspension member, two sides are on above-mentioned L-type hook and slot and L-type suspension member with two trough wall surfaces before and after the translot section of corresponding L-type hook and slot and are respectively provided with corresponding block top press-fit with the axial locating surface upwards axially positioned contact blade at antero posterior axis.
Can realize contact blade is axially and radially located by the axial locating surface being arranged in L-type suspension member and L-type hook and slot and radial direction locating surface, it is ensured that assembly precision.
Further, in the present embodiment, for ease of processing L-type hook and slot on cup-shaped coil, above-mentioned L-type hook and slot 21 tilts bearing of trend up along skewed slot towards front end notch in the week of cup-shaped coil 2 and is positioned at the downstream side of corresponding skewed slot front end.
Further, in the present embodiment, conducting rod is copper material, and contact is CuCr alloy, and the thermal coefficient of expansion of conducting rod is more than the coefficient of expansion of contact.
nullDuring assembling，The front end being arranged on cup-shaped coil 2 by contact blade 3 correspondence，When contact blade 3 and cup-shaped coil 2 move towards assembling，Horizontal hook portion 311 on L-type suspension member 31 enters in the vertical slot section of L-type hook and slot，Horizontal hook portion 311 is directed at the translot section of L-type hook and slot，Circumferentially rotate contact blade 3，The horizontal hook portion making L-type suspension member 31 enters in the translot section of L-type hook and slot，Formation hook coordinates，And，Top press-fit is contacted upwards to carry out spacing to contact blade at antero posterior axis by two sides before and after the horizontal hook portion 311 of each L-type suspension member 31 are corresponding with two trough wall surfaces before and after the translot section of corresponding L-type hook and slot 21，Top press-fit is contacted to carry out spacing to contact blade diametrically with the groove bottom correspondence of the translot section of all L-type hook and slot 21 by the end face of the translot section bottom land towards L-type hook and slot 21 of the horizontal hook portion 311 of all L-type suspension members 31，Radially and axially realize the location to contact blade，Be finally completed cup-shaped coil and contact blade pre-fixes assembling.
Under welding high temperature, owing to the thermal coefficient of expansion of cup-shaped coil is more than the thermal coefficient of expansion of contact blade, it is arranged in cup-shaped coil and melts with the solder between contact blade effectively by together with reliable to cup-shaped coil and contact blade assemble welding.In welding process, owing to realizing pre-fixing contact blade, and deflection brings gap contact blade will not to be made to occur during pre-fixing, and welding effect is effectively ensured.
In the present embodiment, the end face of horizontal hook portion being radially located through L-type suspension member coordinates with the groove bottom of L-type hook and slot to form the location of the radial direction to contact blade, in other embodiments, it is also possible to press block to coordinate to realize the location of the radial direction to contact blade by the respective side towards L-type hook and slot of the vertical shank of L-type suspension member with the corresponding end-faces top at the notch of L-type hook and slot.
In the present embodiment, before and after being axially located through the horizontal hook portion of L-type suspension member, the press-fit of trough wall surface top is located to form the axial location to contact blade before and after the translot section of L-type hook and slot in side, in other embodiments, axially the Planar realization axial location to contact blade can also be pressed by the top of other positions that L-type hook and slot and L-type suspension member are provided with in location.
In the present embodiment, the circumferential edge of circumferential edge with cup-shaped coil for making contact blade is alignd, and the notch of the L-type hook and slot being arranged on cup-shaped coil is less than the outer peripheral face of cup-shaped coil.
In the present embodiment, L-type suspension member and L-type hook and slot arrange that two or three is right, in other embodiments in pairs, it is also possible to arrange two to or four to more than, but should be noted that so that circumferentially-spaced uniform along contact blade.
This utility model also provides for the embodiment of a kind of vacuum interrupter, the structure of the vacuum interrupter in this embodiment is identical with the structure major part of vacuum interrupter of the prior art, all include housing, housing arranges trigger device and static contact head device, difference with vacuum interrupter of the prior art essentially consists in: trigger device in the vacuum interrupter that the present embodiment is provided and static contact head device all use the structure of above-mentioned vacuum interrupter contact apparatus, do not repeat them here.Certainly, in other embodiments, it is also possible to be trigger device or the structure of the static contact head device above-mentioned contact apparatus of employing.
Claims (10)
- null1. the vertical magnetic contact apparatus of arc-chutes，The vertical magnetic contact of bag，Vertical magnetic contact includes that cup-shaped coil and welding are connected in the contact blade of cup-shaped coil front end，It is characterized in that: be provided with between described cup-shaped coil and contact blade and pre-fix structure for realize pre-fixing before contact blade welds with cup-shaped coil assembling，Pre-fix L-type hook and slot and L-type suspension member that structure includes that paired hook is assembled together，L-type hook and slot and L-type suspension member along contact blade circumference paired have uniformly at intervals two to more than，One of them in L-type hook and slot and L-type suspension member is arranged on cup-shaped coil、Another is arranged on contact blade，L-type hook and slot has the vertical slot section extended along the longitudinal direction and the translot section coordinated with the L-type suspension member hook entered through vertical slot section connected with vertical slot section，Vertical slot section has open-ended for enter for corresponding L-type suspension member，L-type hook and slot and L-type suspension member are respectively provided with corresponding block top press-fit diametrically contact blade to be carried out the radial direction locating surface radially positioned and the axial locating surface upwards contact blade axially positioned at antero posterior axis.
- The vertical magnetic contact apparatus of arc-chutes the most according to claim 1, it is characterized in that: described L-type suspension member includes vertical shank and horizontal hook portion, the groove bottom of the end face of the translot section bottom land towards L-type hook and slot of the horizontal hook portion of all L-type suspension members and the translot section of all L-type hook and slot is the cambered surface being on the same face of cylinder, the end face of the translot section bottom land towards L-type hook and slot of the horizontal hook portion of all L-type suspension members contacts top press-fit to carry out spacing to contact blade diametrically with the groove bottom correspondence of the translot section of all L-type hook and slot, the groove bottom of the end face of the translot section bottom land towards L-type hook and slot of the horizontal hook portion of all L-type suspension members and the translot section of all L-type hook and slot is described radial direction locating surface.
- The vertical magnetic contact apparatus of arc-chutes the most according to claim 1, it is characterized in that: described L-type suspension member includes vertical shank and horizontal hook portion, before and after the horizontal hook portion of each L-type suspension member two sides corresponding with two trough wall surfaces before and after the translot section of corresponding L-type hook and slot contact top press-fit upwards contact blade is carried out spacing at antero posterior axis, before and after the horizontal hook portion of each L-type suspension member, two sides are described axial locating surface with two trough wall surfaces before and after the translot section of corresponding L-type hook and slot.
- 4. according to the vertical magnetic contact apparatus of the arc-chutes described in claim 1 or 2 or 3, it is characterised in that: described L-type hook and slot is arranged on the front end of cup-shaped coil, and L-type suspension member is arranged on the rear end face of contact blade.
- The vertical magnetic contact apparatus of arc-chutes the most according to claim 4, it is characterized in that: the circumferential wall of described cup-shaped coil is provided with skewed slot, skewed slot front end notch is hatch frame, and described L-type hook and slot tilts bearing of trend up along skewed slot towards front end notch in the week of cup-shaped coil and is positioned at the downstream side of corresponding skewed slot front end.
- null6. arc-chutes，Including housing，Housing is provided with trigger device and static contact head device，Trigger device and/or static contact head device are vertical magnetic contact apparatus，Magnetic contact indulged by vertical magnetic contact apparatus bag，Vertical magnetic contact includes that cup-shaped coil and welding are connected in the contact blade of cup-shaped coil front end，It is characterized in that: be provided with between described cup-shaped coil and contact blade and pre-fix structure for realize pre-fixing before contact blade welds with cup-shaped coil assembling，Pre-fix L-type hook and slot and L-type suspension member that structure includes that paired hook is assembled together，L-type hook and slot and L-type suspension member along contact blade circumference paired have uniformly at intervals two to more than，One of them in L-type hook and slot and L-type suspension member is arranged on cup-shaped coil、Another is arranged on contact blade，L-type hook and slot has the vertical slot section extended along the longitudinal direction and the translot section coordinated with the L-type suspension member hook entered through vertical slot section connected with vertical slot section，Vertical slot section has open-ended for enter for corresponding L-type suspension member，L-type hook and slot and L-type suspension member are respectively provided with corresponding block top press-fit diametrically contact blade to be carried out the radial direction locating surface radially positioned and the axial locating surface upwards contact blade axially positioned at antero posterior axis.
- Arc-chutes the most according to claim 6, it is characterized in that: described L-type suspension member includes vertical shank and horizontal hook portion, the groove bottom of the end face of the translot section bottom land towards L-type hook and slot of the horizontal hook portion of all L-type suspension members and the translot section of all L-type hook and slot is the cambered surface being on the same face of cylinder, the end face of the translot section bottom land towards L-type hook and slot of the horizontal hook portion of all L-type suspension members contacts top press-fit to carry out spacing to contact blade diametrically with the groove bottom correspondence of the translot section of all L-type hook and slot, the groove bottom of the end face of the translot section bottom land towards L-type hook and slot of the horizontal hook portion of all L-type suspension members and the translot section of all L-type hook and slot is described radial direction locating surface.
- Arc-chutes the most according to claim 6, it is characterized in that: described L-type suspension member includes vertical shank and horizontal hook portion, before and after the horizontal hook portion of each L-type suspension member two sides corresponding with two trough wall surfaces before and after the translot section of corresponding L-type hook and slot contact top press-fit upwards contact blade is carried out spacing at antero posterior axis, before and after the horizontal hook portion of each L-type suspension member, two sides are described axial locating surface with two trough wall surfaces before and after the translot section of corresponding L-type hook and slot.
- 9. according to the arc-chutes described in claim 6 or 7 or 8, it is characterised in that: described L-type hook and slot is arranged on the front end of cup-shaped coil, and L-type suspension member is arranged on the rear end face of contact blade.
- Arc-chutes the most according to claim 9, it is characterized in that: the circumferential wall of described cup-shaped coil is provided with skewed slot, skewed slot front end notch is hatch frame, and described L-type hook and slot tilts bearing of trend up along skewed slot towards front end notch in the week of cup-shaped coil and is positioned at the downstream side of corresponding skewed slot front end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520993009.7U CN205487923U (en) | 2015-12-04 | 2015-12-04 | Explosion chamber and indulge magnetism contact means thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520993009.7U CN205487923U (en) | 2015-12-04 | 2015-12-04 | Explosion chamber and indulge magnetism contact means thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205487923U true CN205487923U (en) | 2016-08-17 |
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ID=56660019
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520993009.7U Active CN205487923U (en) | 2015-12-04 | 2015-12-04 | Explosion chamber and indulge magnetism contact means thereof |
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| Country | Link |
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| CN (1) | CN205487923U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105448587A (en) * | 2015-12-04 | 2016-03-30 | 天津平高智能电气有限公司 | Arc extinguish chamber and longitudinal magnetic contact device thereof |
| CN107633978A (en) * | 2017-11-20 | 2018-01-26 | 天津平高智能电气有限公司 | A kind of Axial Magnetic Field Vacuum Interrupters with Cup Type contact |
-
2015
- 2015-12-04 CN CN201520993009.7U patent/CN205487923U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105448587A (en) * | 2015-12-04 | 2016-03-30 | 天津平高智能电气有限公司 | Arc extinguish chamber and longitudinal magnetic contact device thereof |
| CN107633978A (en) * | 2017-11-20 | 2018-01-26 | 天津平高智能电气有限公司 | A kind of Axial Magnetic Field Vacuum Interrupters with Cup Type contact |
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