CN201622970U - Improved fixation structure for vacuum tube of AC vacuum contactor - Google Patents
Improved fixation structure for vacuum tube of AC vacuum contactor Download PDFInfo
- Publication number
- CN201622970U CN201622970U CN2010201373209U CN201020137320U CN201622970U CN 201622970 U CN201622970 U CN 201622970U CN 2010201373209 U CN2010201373209 U CN 2010201373209U CN 201020137320 U CN201020137320 U CN 201020137320U CN 201622970 U CN201622970 U CN 201622970U
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- Prior art keywords
- vacuum tube
- vacuum
- conductive plate
- support
- setting
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- High-Tension Arc-Extinguishing Switches Without Spraying Means (AREA)
Abstract
The utility model discloses a improved fixation structure for a vacuum tube of an AC vacuum contactor, wherein the AC vacuum contactor is composed of an insulated frame, a vacuum extinction device, an electromagnetic system, a transmission mechanism, an auxiliary switch system, a connection terminal and a subbase; the vacuum extinction device includes a vacuum tube and a conductive plate, the vacuum tube is fixedly embedded in a groove arranged on an upper end of the insulated frame, one end of the vacuum tube is connected with the transmission mechanism, the other end of the vacuum tube is connected with the conductive plate, a side edge of the conductive plate is fixed on the other end of the vacuum tube by embedding a support, to simplify the conductive plate structure and increase fixation structure reliability.
Description
Technical field
The utility model relates to a kind of vacuum contactor, and particularly a kind of AC vacuum contactor vacuum tube is structure-improved fixedly.
Background technology
The same with common A.C. contactor, vacuum contactor also is a kind of mechanical switch, promptly realizes the connection and the disjunction of circuit by the mechanical movement of contact.Different is, the contact of vacuum contactor is sealed in the vacuum and (is called vacuum interrupter or vacuum switch tube), utilize the vacuum medium of excellent performance to make insulation isolation and arc extinguishing means, thereby have advantages such as operating voltage is higher, the arcing time short, the contact electrical wear is few, contact surface non-oxidation; Present widely used have CKJ5 series, CKJ8 series, CKG3 series, CKG4 series etc.; The operating mechanism of vacuum contactor adopts electromagnet mostly, and by contact motion in the motion drive switching tube of armature, electromagnet is controlled by the power supply of low-voltage, low capacity; Vacuum contactor has some auxiliary contact mostly, auxiliary contact and main contact are driven by same mechanism, be used to control system that signal is provided, at present the following problem of widely used each serial vacuum contactor ubiquity: vacuum tube fixed structure complexity, volume is bigger; Inconvenience is installed, and infrastructure cost is higher relatively.
Summary of the invention
In order to overcome above-mentioned defective, the utility model provides fixedly structure-improved of a kind of AC vacuum contactor vacuum tube, and this improvement AC vacuum contactor structure can conveniently be installed and fixing vacuum tube, and simple in structure, with low cost.
The utility model for the technical scheme that solves its technical problem and adopt is:
A kind of AC vacuum contactor vacuum tube is structure-improved fixedly, its described AC vacuum contactor is by Insulating frame, vacuum arc-extinguishing device, electromagnetic system, transmission mechanism, the auxiliary switch system, binding post and base constitute, described vacuum arc-extinguishing device comprises vacuum tube and conductive plate, described vacuum tube fixedly is embedded in the groove of Insulating frame upper end, vacuum tube one end connects transmission mechanism, the vacuum tube other end connects conductive plate, described conductive plate is connected with the base by side and is " L " shape, the side that described conductive plate is connected with the vacuum tube other end is provided with a through hole, and the side of conductive plate is fixed on the other end of vacuum tube by through hole; Be positioned on the described Insulating frame of the vacuum tube other end and be fixed with a setting-in support, setting-in support both sides are fixed in the Insulating frame, form a gap between setting-in support bottom surface and the Insulating frame, the base of conductive plate passes this gap, the side of described conductive plate is located between the vacuum tube other end and the setting-in support, the other end of described vacuum tube and conductive plate side are fixed on the setting-in support simultaneously, the conductive plate side is fixed in the other end of vacuum tube by the setting-in support, simplify conductive plate structure, increased the reliability of fixed structure.
As further improvement of the utility model, the structure that the other end of described vacuum tube and conductive plate side are fixed in the setting-in support simultaneously is: be respectively equipped with a perforation on setting-in support and the conductive plate side, bolt passes in the screwed hole that described perforation is engaged in the vacuum tube other end.
The beneficial effects of the utility model are: the conductive plate of this AC vacuum contactor is provided with a through hole, and conductive plate is fixed in the other end of vacuum tube by through hole; The other end that described Insulating frame is positioned at vacuum tube is fixed with a setting-in support, the described vacuum tube other end and conductive plate side are fixed on the setting-in support simultaneously, can conveniently vacuum tube be fixed on the Insulating frame like this, have simplified the structure of conductive plate, reduce volume, reduced cost.
Description of drawings
Fig. 1 is the utility model structural representation.
Embodiment
Embodiment: a kind of AC vacuum contactor vacuum tube is structure-improved fixedly, its described AC vacuum contactor is by Insulating frame 2, vacuum arc-extinguishing device 3, electromagnetic system 4, transmission mechanism 5, auxiliary switch system 6, binding post 7 and base 8 constitute, described vacuum arc-extinguishing device 3 comprises vacuum tube 31 and conductive plate 32, described vacuum tube 31 fixedly is embedded in the groove 21 of Insulating frame upper end, vacuum tube 31 1 ends connect transmission mechanism 5, vacuum tube 31 other ends connect conductive plate 32, described conductive plate is connected with the base by side and is " L " shape, the side that described conductive plate 32 is connected with the vacuum tube other end is provided with a through hole 321, and the side of conductive plate 32 is fixed on the other end of vacuum tube 31 by through hole 321; Be positioned on the described Insulating frame 2 of vacuum tube 31 other ends and be fixed with a setting-in support 33, setting-in support 33 both sides are fixed in the Insulating frame, form a gap between setting-in support 33 bottom surfaces and the Insulating frame, the base of conductive plate passes this gap, the side of described conductive plate 32 is located between the vacuum tube other end and the setting-in support 33, the other end of described vacuum tube 31 and conductive plate side are fixed on the setting-in support 33 simultaneously, the conductive plate side is fixed in the other end of vacuum tube by the setting-in support, simplify conductive plate structure, increased the reliability of fixed structure.
The structure that the other end of described vacuum tube 31 and conductive plate side are fixed in setting-in support 33 simultaneously is: be respectively equipped with a perforation on setting-in support 33 and the conductive plate side, bolt passes in the screwed hole that described perforation is engaged in vacuum tube 31 other ends.
Claims (2)
1. the fixing structure-improved of an AC vacuum contactor vacuum tube, its described AC vacuum contactor is by Insulating frame (2), vacuum arc-extinguishing device (3), electromagnetic system (4), transmission mechanism (5), auxiliary switch system (6), binding post (7) and base (8) constitute, described vacuum arc-extinguishing device (3) comprises vacuum tube (31) and conductive plate (32), described vacuum tube (31) fixedly is embedded in the groove (21) of Insulating frame upper end, vacuum tube (31) one ends connect transmission mechanism (5), vacuum tube (31) other end connects conductive plate (32), it is characterized in that: described conductive plate is connected with the base by side and is " L " shape, the side that described conductive plate (32) is connected with the vacuum tube other end is provided with a through hole (321), and the side of conductive plate (32) is fixed on the other end of vacuum tube (31) by through hole (321); Be positioned on the described Insulating frame (2) of vacuum tube (31) other end and be fixed with a setting-in support (33), setting-in support (33) both sides are fixed in the Insulating frame, form a gap between setting-in support (33) bottom surface and the Insulating frame, the base of conductive plate passes this gap, the side of described conductive plate (32) is located between the vacuum tube other end and the setting-in support (33), and the other end of described vacuum tube (31) and conductive plate side are fixed on the setting-in support (33) simultaneously.
2. a kind of AC vacuum contactor vacuum tube according to claim 1 is structure-improved fixedly, it is characterized in that: the structure that the other end of described vacuum tube (31) and conductive plate side are fixed in setting-in support (33) simultaneously is: be respectively equipped with a perforation on setting-in support (33) and the conductive plate side, bolt passes in the screwed hole that described perforation is engaged in vacuum tube (31) other end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201373209U CN201622970U (en) | 2010-03-13 | 2010-03-13 | Improved fixation structure for vacuum tube of AC vacuum contactor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201373209U CN201622970U (en) | 2010-03-13 | 2010-03-13 | Improved fixation structure for vacuum tube of AC vacuum contactor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201622970U true CN201622970U (en) | 2010-11-03 |
Family
ID=43026426
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010201373209U Expired - Lifetime CN201622970U (en) | 2010-03-13 | 2010-03-13 | Improved fixation structure for vacuum tube of AC vacuum contactor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201622970U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102194605A (en) * | 2010-03-13 | 2011-09-21 | 昆山瑞普电气有限公司 | Fixed improved structure of vacuum tube of alternating current vacuum contactor |
-
2010
- 2010-03-13 CN CN2010201373209U patent/CN201622970U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102194605A (en) * | 2010-03-13 | 2011-09-21 | 昆山瑞普电气有限公司 | Fixed improved structure of vacuum tube of alternating current vacuum contactor |
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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: 20101103 |