CN202018911U - Control element of direct-current high-voltage loop system - Google Patents
Control element of direct-current high-voltage loop system Download PDFInfo
- Publication number
- CN202018911U CN202018911U CN2011200665581U CN201120066558U CN202018911U CN 202018911 U CN202018911 U CN 202018911U CN 2011200665581 U CN2011200665581 U CN 2011200665581U CN 201120066558 U CN201120066558 U CN 201120066558U CN 202018911 U CN202018911 U CN 202018911U
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- arc
- contact
- control element
- electromagnet
- plate assembly
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Abstract
The utility model discloses a control element of a direct-current high-voltage loop system. The control element consists of a contact system, an arc-extinguishing system, an electromagnet system and an outer cover, wherein the contact system, the arc-extinguishing system and the electromagnet system are connected, sealed and arranged in the outer cover; the contact system comprises a movable contact sheet component, a seat plate component, a contact gasket and a contact spring; the movable contact sheet component has a double-break-point structure; the arc-extinguishing system comprises an arc-extinguishing grate sheet, magnetic steel and an arc-extinguishing cover; and the arc-extinguishing grate sheet and the magnetic steel are sleeved in corresponding cavities of the arc-extinguishing cover. The control element of the direct-current high-voltage loop system is compact in structure, safe and reliable, and can be applied to industrial environments with severe service conditions, such as engineering machinery, mining machinery, electric locomotives and electric cars.
Description
Technical field
The utility model relates to a kind of high direct voltage circuit system control element, control system loop break-make and conversion, and utilize auxiliary contact synchronized transmission, the transmission signal of telecommunication, finish predetermined function.Be applicable to industries such as aviation, electric motor car and high ferro.
Technical background
At present, continuous development along with science and technology, at aspects such as aviation and military equipment system, domestic communication apparatus system, engineering machinery systems, load number increases greatly, and its power-supply system needs bigger power, for reduced volume, weight reduction as far as possible, various industrial equipments trend towards replacing present low-voltage dc power supply with high-voltage DC power supply one after another, as existing air line, extensively adopt the type aircraft power-supply system of 270V DC, to obtain more high power; Industry such as electric motor car, subway adopts the above power-supply system of (220～500) V DC, with satisfy efficiently, safety, green, environmental requirement.Another advantage of high-voltage DC power supply is a transmission current in the time of can reducing high voltage, reduces busbar weight and busbar heating loss, and higher power is provided.
The utility model content
The purpose of this utility model is in order to satisfy above-mentioned high direct voltage circuit system break-make conversion, a kind of safe and reliable high direct voltage circuit system control element to be provided.
High direct voltage circuit system control element described in the utility model is made up of contact system, arc quenching system, electromagnet system, outer cover, contact system, arc quenching system, electromagnet system connect the back sealing and are installed in the described outer cover, wherein said contact system comprises moving contacting plate assembly, base plate assembly, contact packing ring, touch spring, described moving contacting plate assembly adopts double-breakpoint structure, described arc quenching system comprises arc extinguishing grid pieces, magnet steel and arc-extinguish chamber, and arc extinguishing grid pieces, magnetic steel sleeve dress are arranged in the corresponding die cavity of arc-extinguish chamber.
Electromagnet system comprises ring flange, iron yoke, core bar, coil block, magnetic pole seat, iron core, return spring, the magnetic pole seat turns over riveting and form the iron yoke assembly on the iron yoke, coil block is put into the iron yoke assembly, core bar, return spring and unshakable in one's determination being sleeved in the centre bore of coil block and ring flange.
The moving contacting plate assembly of described contact system is sleeved on the core bar upper end of electromagnet system by its supporting bead, touch spring, contact packing ring, packing ring and adjusting pad.
The utility model contact adopts double-breakpoint structure, structure in conjunction with arc-extinguish chamber and arc extinguishing grid pieces forms the horizontal magnetic field of blowing, action control by electromagnet system, moving point and dead point are switched on and off, by arc quenching system with the electric arc cross directional stretch and the cooling to reach arc quenching effect, effectively reduce the wearing and tearing of main contacts, improve life of product; By seal welding contact system, arc quenching system, electromagnet system are sealed among the outer cover simultaneously, can prevent effectively that electric arc from rushing down outward, degree of protection can reach more than the IP65, satisfies the abominable industry environment of service condition such as engineering machinery, mining machinery, electric locomotive, electric automobile.
Description of drawings
Fig. 1 is the utility model structural representation;
Fig. 2 is the vertical view (after removing base plate assembly and outer cover) of Fig. 1
Among the figure: 1-ring flange, 2-iron yoke, 3-lower clapboard, 4-backing plate, 5-arc extinguishing grid pieces, 6-moving contacting plate assembly, 7-core bar, 8-base plate assembly, 9-outer cover, 10-regulate pad, 11-packing ring, 12-contact packing ring, 13-touch spring, 14-supporting bead, 15-coil block, 16-magnetic pole seat, 17-iron core, 18-return spring, 19-lid, 20-magnet steel, 21-arc-extinguish chamber
Fig. 3 is an arc quenching system structural front view in the utility model;
Fig. 4 is Fig. 3 upward view;
Fig. 5 is that Fig. 3 is along the A-A view profile;
Fig. 6 is the left cutaway view of Fig. 3.
Among the figure: 5-arc extinguishing grid pieces, 20-magnet steel, 21-arc-extinguish chamber.
Embodiment
Below in conjunction with accompanying drawing the utility model is elaborated:
As shown in the figure, high tension loop described in the utility model system conversion equipment is by contact system, arc quenching system, electromagnet system, outer cover is formed, wherein contact system comprises moving contacting plate assembly 6, base plate assembly 8, contact packing ring 12, touch spring 13, arc quenching system comprises arc extinguishing grid pieces 5, magnet steel 20, arc-extinguish chamber 21, electromagnet system comprises ring flange 1, iron yoke 2, core bar 7, coil block 15, magnetic pole seat 16, unshakable in one's determination 17, return spring 18, described magnetic pole seat 16 turns over riveting and form the iron yoke assembly on iron yoke 2, coil block 15 is put into the iron yoke assembly, core bar 7, return spring 18 and unshakable in one's determination 17 is sleeved in the centre bore of coil block 15 and ring flange 1; The moving contacting plate assembly 6 of described contact system forms motion control system by core bar 7 upper ends that supporting bead 14, touch spring 13, contact packing ring 12, packing ring 11 and adjusting pad 10 suits are arranged in the electromagnet assembly; 4 arc extinguishing grid pieces 5, magnet steel 20 suits are arranged on and form arc quenching system in the arc-extinguish chamber 21 corresponding die cavities; Base plate assembly 8 and lid 19 are arranged on motion control system, arc quenching system and lower clapboard 3 suits outer cover 9 inside that have mounting panel.
The concrete course of work of high tension loop described in the utility model system conversion equipment is: after coil block 15 being sent the excitation control signal, impel unshakable in one's determination 17 to drive upwards (descending) motion of core bar 7, make closed connection of fixed contact that links to each other on moving contacting plate assembly 6 and the base plate assembly 8, and obtain certain contact pressure by touch spring 13; After removing coil block 15 excitation control signals, under the effect of contact packing ring 12 and return spring 18, make the fixed contact that links to each other on moving contacting plate 6 and the base plate assembly 8 separate disconnection, under the action of a magnetic field of while magnet steel 20 in arc-extinguish chamber 21, the electric arc horizontal elongation that operating circuit is produced when contact separates, and electric arc is divided into multistage and cooling rapidly by arc extinguishing grid pieces 5 and arc-extinguish chamber 21, and finally reach the purpose of quick arc extinguishing, guarantee that operating circuit reliably disconnects.
Claims (5)
1. high direct voltage circuit system control element, it is characterized in that: this control element is by contact system, arc quenching system, electromagnet system, outer cover is formed, contact system, arc quenching system, electromagnet system connects the back sealing and is installed in the described outer cover, wherein said contact system comprises moving contacting plate assembly (6), base plate assembly (8), contact packing ring (12), touch spring (13), described moving contacting plate assembly (6) adopts double-breakpoint structure, described arc quenching system comprises arc extinguishing grid pieces (5), magnet steel (20) and arc-extinguish chamber (21), arc extinguishing grid pieces (5), magnet steel (20) suit is arranged in the corresponding die cavity of arc-extinguish chamber (21).
2. high direct voltage circuit system control element as claimed in claim 1, it is characterized in that: described electromagnet system comprises ring flange (1), iron yoke (2), core bar (7), coil block (15), magnetic pole seat (16), (17), return spring (18) unshakable in one's determination, magnetic pole seat (16) turns over riveting and goes up formation iron yoke assembly at iron yoke (2), coil block (15) is put into the iron yoke assembly, and core bar (7), return spring (18) and iron core (17) are sleeved in the centre bore of coil block (15) and ring flange (1).
3. high direct voltage circuit system control element as claimed in claim 1 is characterized in that: the moving contacting plate assembly (6) of described contact system is by its supporting bead (14), touch spring (13), contact packing ring (12), packing ring (11) and regulate core bar (7) upper end that pad (10) is sleeved on electromagnet system.
4. high direct voltage circuit system control element as claimed in claim 1 is characterized in that: be provided with lower clapboard (3) and backing plate (4) between described electromagnet system and the contact system.
5. high direct voltage circuit system control element as claimed in claim 1, it is characterized in that: after described contact system, arc quenching system, electromagnet system connect back upper and lower side difference installation seat plate assembly (8) and lid (19) successively, by welding each system sealing in outer cover (9) inside.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200665581U CN202018911U (en) | 2011-03-12 | 2011-03-12 | Control element of direct-current high-voltage loop system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200665581U CN202018911U (en) | 2011-03-12 | 2011-03-12 | Control element of direct-current high-voltage loop system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202018911U true CN202018911U (en) | 2011-10-26 |
Family
ID=44812579
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011200665581U Expired - Fee Related CN202018911U (en) | 2011-03-12 | 2011-03-12 | Control element of direct-current high-voltage loop system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202018911U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102157295A (en) * | 2011-03-12 | 2011-08-17 | 贵州天义电器有限责任公司 | Control element of direct current high voltage loop system |
| CN108022796A (en) * | 2016-11-01 | 2018-05-11 | 贵州天义电器有限责任公司 | D.C. contactor |
-
2011
- 2011-03-12 CN CN2011200665581U patent/CN202018911U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102157295A (en) * | 2011-03-12 | 2011-08-17 | 贵州天义电器有限责任公司 | Control element of direct current high voltage loop system |
| CN108022796A (en) * | 2016-11-01 | 2018-05-11 | 贵州天义电器有限责任公司 | D.C. contactor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20111026 Termination date: 20200312 |