CN203721616U - Vacuum contactor and vacuum contactor-fuse combined electric appliance - Google Patents
Vacuum contactor and vacuum contactor-fuse combined electric appliance Download PDFInfo
- Publication number
- CN203721616U CN203721616U CN201420050682.2U CN201420050682U CN203721616U CN 203721616 U CN203721616 U CN 203721616U CN 201420050682 U CN201420050682 U CN 201420050682U CN 203721616 U CN203721616 U CN 203721616U
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- CN
- China
- Prior art keywords
- fuse
- boss
- contactor
- vacuum
- projection
- 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 - Lifetime
Links
- 238000009413 insulation Methods 0.000 claims abstract description 16
- 230000005611 electricity Effects 0.000 claims description 16
- 239000004020 conductor Substances 0.000 claims description 15
- 108090000565 Capsid Proteins Proteins 0.000 claims description 7
- 230000006978 adaptation Effects 0.000 claims description 4
- 239000002184 metal Substances 0.000 claims description 3
- 239000004576 sand Substances 0.000 description 2
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- Fuses (AREA)
Abstract
The utility model discloses a vacuum contactor and a vacuum contactor-fuse combined electric appliance. The vacuum contactor comprises a contactor portion and an operating mechanism box, the vacuum contactor-fuse combined electric appliance also comprises a fuse portion, each phase of the contactor portion is provided with a vacuum arc-extinguishing chamber, each phase of the vacuum arc-extinguishing chambers is respectively arranged in an embedded pole, each phase of the fuse portion is provided with a fuse, each phase of the fuses is respectively arranged in an insulation shell, the contactor portion is arranged on the operating mechanism box, the embedded pole is provided with a first boss and a second boss in a protruding manner, the insulation shell is provided with a first protruding column and a second protruding column in a protruding manner, and the first boss and the second boss are respectively connected and installed with the first protruding column and the second protruding column in a corresponding manner so that each phase of fuses is respectively arranged on the corresponding phase of the vacuum arc-extinguishing chambers. The vacuum contactor and the vacuum contactor-fuse combined electric appliance are advantageous in that positioning restriction for mechanical connection and electric connection between the vacuum contactor and the fuses is provided, the connection is firm and reliable, and the vacuum contactor and fuses can be installed and dismounted.
Description
Technical field
The utility model relates to a kind of vacuum contactor and vacuum contactor-fuse combined electric appliance.
Background technology
In prior art, as a kind of contact-fuse combined electric appliance of patent 200420006933.3, this patent is pointed out " described contactor insulation framework and Fuse box are one-body molded ", be that its contactor insulation framework and Fuse box are non-removable, it has shortcoming: non-dismountable, and change parts and install inconvenient, and a kind of vacuum contactor-fuse combined electric appliance of patent 200420097165.7, this patent points out that " on arc control device housing, corresponding three vacuum interrupters respectively extend upward a platform, three fuse modules flat sleeping being arranged on three platforms respectively ", " conducting ring has an extension pass and draw from the ground of base from base is inner, in vacuum contactor, arc control device housing leaves via hole in the position of corresponding homophase movable end of vacuum arc extinguishing chamber conducting block, the conducting ring extension of cylindrical shell connects the moved end conducting block of homophase vacuum interrupter in vacuum contactor through this via hole ", it has following shortcoming: 1, flat the crouching of fuse placed built on the sand on vacuum contactor, there is no alignment restrictions, 2, connect through the moved end conducting block electricity in via hole and vacuum contactor by conducting ring extension, easily connect built on the sand, cause loose contact.
Utility model content
The utility model provides a kind of vacuum contactor and vacuum contactor-fuse combined electric appliance, and it has overcome the shortcoming of the prior art described in background technology.
One of technical scheme adopting that the utility model solves its technical problem is:
Vacuum contactor, it comprises contactor part and operating mechanism case, this contactor part is arranged on this operating mechanism case, every phase of this contactor part all has a vacuum interrupter, this every phase vacuum interrupter is arranged on respectively in a pole, and this pole convexes with the first boss and the second boss.
Among one embodiment: the terminal surface of the terminal surface of this first boss and the second boss is concaved with respectively the first counterbore and the second counterbore.
Among one embodiment: there is a moved end and quiet end in this vacuum interrupter, between the first boss of this pole and moved end, an embedded metallic conductor inserts and this metallic conductor inserts electricity connect this moved end, this metallic conductor inserts part is exposed to the bottom face of the first counterbore and on this metal insert, offers the screwed hole of an opening at this exposed part, and the embedded opening of this second boss is at the screwed hole inserts of the second counterbore bottom face.
Among one embodiment: the quiet end of this vacuum interrupter stretches out and is provided with the first conductive arm, this first conductive arm can electric connect the lower stationary contact arm of switch cubicle.
Among one embodiment: this first boss side face is provided with full skirt.
The utility model solve its technical problem the technical scheme adopting two be:
Vacuum contactor-fuse combined electric appliance, it comprises vacuum contactor and the fuse part that one of scheme is described, and every phase of this fuse part all has a fuse, and this every phase fuse is all arranged on respectively in an insulation shell; On this insulation shell, convex with the first projection and the second projection, by this first boss, the second boss respectively and the corresponding attaching of this first projection, the second projection, by every phase fuse of this fuse part vacuum interrupter top of the corresponding contactor part that is contained in corresponding phase respectively, the moved end electricity of this vacuum interrupter connects this fuse.
Among one embodiment: this first projection end and the second projection end all convex with respectively the cylindrical end with this first counterbore and the second counterbore adaptation, the cylindrical end of this first projection, the second projection is fixedly attached by the mode of being spirally connected and this first counterbore and the second counterbore.
Among one embodiment: one end of this fuse stretches out and is provided with the second conductive arm, this second conductive arm electricity connects the upper stationary contact arm of switch cubicle.
Among one embodiment: this insulation shell comprises a procapsid, a back casing and a upper shell, and this upper case portion hides this fuse, be connected to this procapsid, back casing and the mounting or dismounting of upper casing physical efficiency.
Among one embodiment: all adopt respectively bolt to be spirally connected between this two boss and corresponding two projections, this is used for the bolt electricity that the first boss is connected with the first projection and connects this fuse and this metallic conductor inserts.
The technical program is compared with background technology, and its tool has the following advantages:
1. this pole convexes with the first boss and the second boss outward, on this insulation shell, convex with the first projection and the second projection that coordinate respectively attaching with this first boss and the second boss, by this first boss, the second boss respectively with the first projection, the corresponding attaching of the second projection, by every phase fuse of this fuse part vacuum interrupter top of the corresponding contactor part that is contained in corresponding phase respectively, the terminal surface of the terminal surface of this first boss and the second boss is concaved with respectively the first counterbore and the second counterbore, this the first projection end and the second projection end all convex with respectively the cylindrical end with this first counterbore and the second counterbore adaptation, this first projection, the cylindrical end of the second projection is fixedly attached by the mode of being spirally connected and this first counterbore and the second counterbore, adopt the mode that removably fixedly mounts, make the attaching of contactor and fuse more firm, and can conveniently install and remove.
2. this first boss side face is provided with full skirt, increases the creepage distance between the first boss and the first projection.
3. this insulation shell comprises a procapsid, a back casing and a upper shell, and this upper case portion hides this fuse, increases the creepage distance of fuse insulating housing.
4. between the first boss of this pole and moved end, an embedded metallic conductor inserts and this metallic conductor inserts electricity connect this moved end, this is used for the bolt electricity that the first boss is connected with the first projection and connects this fuse and this metallic conductor inserts, make the electricity between this fuse and this contactor moved end connect more stable, firmly, not fragile.
Brief description of the drawings
Below in conjunction with drawings and Examples, the utility model is described in further detail.
Fig. 1 has illustrated the front view of this vacuum contactor-fuse combined electric appliance.
Fig. 2 has illustrated the half sectional view of this vacuum contactor-fuse combined electric appliance.
Fig. 3 has illustrated the half sectional view of this fuse part.
Fig. 4 has illustrated the half sectional view of this vacuum contactor part.
Embodiment
Please refer to Fig. 1 to Fig. 4, a kind of vacuum contactor, it comprises contactor part 1 and operating mechanism case 3, this contactor part 1 is arranged on this operating mechanism case 3, every phase of this contactor part 1 all has a vacuum interrupter 11, this every phase vacuum interrupter 11 is arranged on respectively in a pole 12, and this pole 12 convexes with the first boss 121 and the second boss 122.
The terminal surface of this first boss 121 and the second boss 122 is concaved with respectively the first counterbore 1211 and the second counterbore 1221, this vacuum interrupter 11 has a moved end 111 and quiet end 112, between the first boss 121 of this pole 12 and moved end 111, an embedded metallic conductor inserts 123 and this metallic conductor inserts 123 electricity connect this moved end 111, these metallic conductor inserts 123 parts are exposed to the bottom face of this first counterbore 1211 and on this metal insert 123, offer the screwed hole of an opening at this exposed part, the embedded opening of this second boss 122 is at the screwed hole inserts 1222 of the second counterbore 1221 bottom faces.
In one preferred version, these the first boss 121 side faces are provided with full skirt, to increase the creepage distance between this first boss 121 and the first projection 221.
Vacuum contactor-fuse combined electric appliance, comprises above-mentioned vacuum contactor and fuse part 2, and every phase of this fuse part 2 all has a fuse 21, and this every phase fuse 21 is all arranged on respectively in an insulation shell 22; This operating mechanism case 3 is fixed on switch cabinet chassis vehicle 4, upper outside the first projection 221 and the second projection 222 that coordinate respectively attaching with this first boss 121 and the second boss 122 of convexing with of this insulation shell 22, by the corresponding attaching of this first boss 121, the second boss 122 respectively with the first projections 221, the second projection 222, by every phase fuse 21 of this fuse part 2 corresponding vacuum interrupter 11 tops that are contained in the contactor part 1 of corresponding phase respectively.
These the first projection 221 ends and the second projection 222 ends all convex with respectively the cylindrical end with this first counterbore 1211 and the second counterbore 1221 adaptations, and the cylindrical end of this first projection 221, the second projection 222 is fixedly attached by the mode of being spirally connected and this first counterbore 1211 and the second counterbore 1221.
The quiet end 112 of this vacuum interrupter 11 stretches out and is provided with the first conductive arm 13, and this first conductive arm 13 can electric connect the lower stationary contact arm of switch cubicle, and this moved end 111 connects this fuse 21 by the connection electricity of this first boss 121 and the first projection 221.
One end of this fuse stretches out and is provided with the second conductive arm 23, these the second conductive arm 23 electricity connect the upper stationary contact arm of switch cubicle, this insulation shell 22 comprises a procapsid 223, a back casing 224, preferably, also comprise a upper shell 225, these upper shell 225 parts hide this fuse 21, and to increase the creepage distance of this insulation shell 22, this procapsid 223, back casing 224 and upper shell 225 can be installed and removed and be connected.
In one preferred version, between this two boss and corresponding two projections, all adopt respectively bolt to be spirally connected, this is used for bolt 223 electricity that the first boss 121 is connected with the first projection 221 and connects this fuse 21 and this metallic conductor inserts 123.
The above, it is only the utility model preferred embodiment, therefore can not limit according to this scope that the utility model is implemented, the equivalence of doing according to the utility model the scope of the claims and description changes and modifies, and all should still belong in the scope that the utility model contains.
Claims (10)
1. a vacuum contactor, comprise contactor part and operating mechanism case, it is characterized in that: this contactor part is arranged on this operating mechanism case, every phase of this contactor part all has a vacuum interrupter, this every phase vacuum interrupter is arranged on respectively in a pole, and this pole convexes with the first boss and the second boss.
2. a kind of vacuum contactor according to claim 1, is characterized in that: the terminal surface of the terminal surface of this first boss and the second boss is concaved with respectively the first counterbore and the second counterbore.
3. a kind of vacuum contactor according to claim 2, it is characterized in that: this vacuum interrupter has a moved end and quiet end, between the first boss of this pole and moved end, an embedded metallic conductor inserts and this metallic conductor inserts electricity connect this moved end, this metallic conductor inserts part is exposed to the bottom face of the first counterbore and on this metal insert, offers the screwed hole of an opening at this exposed part, and the embedded opening of this second boss is at the screwed hole inserts of the second counterbore bottom face.
4. a kind of vacuum contactor according to claim 3, is characterized in that: the quiet end of this vacuum interrupter stretches out and is provided with the first conductive arm, and this first conductive arm can electric connect the lower stationary contact arm of switch cubicle.
5. a kind of vacuum contactor according to claim 1, is characterized in that: this first boss side face is provided with full skirt.
6. vacuum contactor-fuse combined electric appliance, comprise the vacuum contactor described in claim 3, it is characterized in that: also comprise fuse part, every phase of this fuse part all has a fuse, this every phase fuse is all arranged on respectively in an insulation shell; On this insulation shell, convex with the first projection and the second projection, by this first boss, the second boss respectively and the corresponding attaching of this first projection, the second projection, by every phase fuse of this fuse part vacuum interrupter top of the corresponding contactor part that is contained in corresponding phase respectively, the moved end electricity of this vacuum interrupter connects this fuse.
7. vacuum contactor-fuse combined electric appliance according to claim 6, it is characterized in that: this first projection end and the second projection end all convex with respectively the cylindrical end with this first counterbore and the second counterbore adaptation, this first projection and the second projection are fixedly attached by the mode of being spirally connected and this first counterbore and the second counterbore.
8. vacuum contactor-fuse combined electric appliance according to claim 6, is characterized in that: one end of this fuse stretches out and is provided with the second conductive arm, and this second conductive arm electricity connects the upper stationary contact arm of switch cubicle.
9. vacuum contactor-fuse combined electric appliance according to claim 6, it is characterized in that: this insulation shell comprises a procapsid, a back casing and a upper shell, this upper case portion hides this fuse, is connected to this procapsid, back casing and the mounting or dismounting of upper casing physical efficiency.
10. vacuum contactor-fuse combined electric appliance according to claim 6, it is characterized in that: between this two boss and corresponding two projections, all adopt respectively bolt to be spirally connected, this is used for the bolt electricity that the first boss is connected with the first projection and connects this fuse and this metallic conductor inserts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420050682.2U CN203721616U (en) | 2013-12-19 | 2014-01-26 | Vacuum contactor and vacuum contactor-fuse combined electric appliance |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320842086.3 | 2013-12-19 | ||
| CN201320842086 | 2013-12-19 | ||
| CN201420050682.2U CN203721616U (en) | 2013-12-19 | 2014-01-26 | Vacuum contactor and vacuum contactor-fuse combined electric appliance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203721616U true CN203721616U (en) | 2014-07-16 |
Family
ID=51160753
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420050682.2U Expired - Lifetime CN203721616U (en) | 2013-12-19 | 2014-01-26 | Vacuum contactor and vacuum contactor-fuse combined electric appliance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203721616U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106783295A (en) * | 2016-12-16 | 2017-05-31 | 天津平高智能电气有限公司 | Contactor, fuse combined electrical apparatus and its contact arm |
| CN106847605A (en) * | 2016-12-16 | 2017-06-13 | 天津平高智能电气有限公司 | Vacuum contactor fuse combined electric apparatus and its integration single-phase major loop |
-
2014
- 2014-01-26 CN CN201420050682.2U patent/CN203721616U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106783295A (en) * | 2016-12-16 | 2017-05-31 | 天津平高智能电气有限公司 | Contactor, fuse combined electrical apparatus and its contact arm |
| CN106847605A (en) * | 2016-12-16 | 2017-06-13 | 天津平高智能电气有限公司 | Vacuum contactor fuse combined electric apparatus and its integration single-phase major loop |
| CN106783295B (en) * | 2016-12-16 | 2019-02-01 | 天津平高智能电气有限公司 | Contact-fuse combined electric appliance and its contact arm |
| CN106847605B (en) * | 2016-12-16 | 2019-03-19 | 天津平高智能电气有限公司 | Vacuum contactor-fuse combined electric appliance and its integration single-phase major loop |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140716 |