CN208674013U - A kind of magnetic quenching relay - Google Patents
A kind of magnetic quenching relay Download PDFInfo
- Publication number
- CN208674013U CN208674013U CN201821389273.XU CN201821389273U CN208674013U CN 208674013 U CN208674013 U CN 208674013U CN 201821389273 U CN201821389273 U CN 201821389273U CN 208674013 U CN208674013 U CN 208674013U
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- CN
- China
- Prior art keywords
- touch panel
- ceramic member
- dynamic touch
- magnetic
- magnet steel
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- Arc-Extinguishing Devices That Are Switches (AREA)
Abstract
The utility model relates to contactor technical fields, specifically, it is related to a kind of magnetic quenching relay, it includes pedestal and the driving device that is set on the base, the catch bar that the driving device drives one end to be equipped with dynamic touch panel acts, the stationary contact point contact or disconnection of the dynamic touch panel and stem one end, the first ceramic member is run through in described catch bar one end, first ceramic member convexes to form the slot of shelving for shelving magnet steel to dynamic touch panel side, and the slot position of shelving is in the two sides of dynamic touch panel and stationary contact contact site.The utility model makes D.C. contactor can be effectively reduced the electric arc of contact generation, reduces the temperature inside contactor, can preferably keep vacuum, contact is very easy to adhesive failure occur by the first ceramic member of setting and magnet steel.
Description
Technical field
The utility model relates to contactor technical fields, specifically, being related to a kind of magnetic quenching relay.
Background technique
With the development of modern industrial technology, gradually automated in various fields, for guarantee Electrical Safety and
Guaranteeing output power, voltage is switched to contactor and switching electric current requirement is higher and higher, existing contacts of contactor gap is smaller,
When connecting high-voltage alternating, high voltage direct current, big direct current generator, low-power factor inductive load, contacts of contactor is very easy to occur
Adhesive failure or continuous arcing make a fire contact system failure.
Existing contactor, such as a kind of high voltage direct current vacuum relay of highly reliable longevity of Chinese patent CN101677044B
Device, discloses ceramic shield and U repairs yoke and surrounds a vacuum cavity and electricity is arranged between movable contact component and catch bar, iron core absolutely
The good ceramic insulator of edge.It ensure that between the intracorporal vacuum degree of relay chamber and movable contact component and catch bar, iron core
Insulativity, and then reduce the service life for being influenced by high current, high voltage and damage, improve relay.On but
Stating technical solution there are problems that:
The temperature of the electric arc, reduction relay vacuum cavity that are generated when 1. quiet movable contact on-off cannot be effectively reduced；
2. ceramic shield is easy breakage, ceramic shield and U, which repair yoke and surround a vacuum cavity, to be not easy to keep vacuum, and contact is very
It is easy to appear adhesive failure.
Utility model content
The content of the utility model is to provide a kind of magnetic quenching relay, is made directly by the first ceramic member of setting and magnet steel
Stream contactor can be effectively reduced the electric arc of contact generation, reduces the temperature inside contactor, can preferably keep vacuum, touch
Point is very easy to adhesive failure occur.
A kind of magnetic quenching relay according to the present utility model, including pedestal and the driving device that is set on the base,
The catch bar that the driving device drives one end to be equipped with dynamic touch panel acts, the stationary contact point contact of the dynamic touch panel and stem one end
Or disconnect, the first ceramic member is run through in described catch bar one end, and first ceramic member convexes to form to dynamic touch panel side and shelves magnetic
Steel shelves slot, and the slot position of shelving is in the two sides of dynamic touch panel and stationary contact contact site.
Further, described to shelve slot and the magnet steel in a ring, shelve slot telemechanical touch panel side opening, the magnet steel and dynamic
It is separated between touch panel and shelves groove sidewall.
Further, it shelves slot to set there are two dynamic touch panel two sides are located at, annular shelves the slot center of circle and is located at dynamic touch panel one
Side.
Further, the magnet steel is located at stationary contact and dynamic touch panel is ipsilateral and near dynamic touch panel both ends, two magnetic
The pole steel S-N is oppositely arranged.
Further, the driving device includes magnetic conductive board, and the nearly magnetic conductive board side of the first ceramic member is equipped with positioning region, described to lead
Magnetic sheet is equipped with positioning match part, the positioning region and positioning match part) cooperate the installation site for limiting first ceramic member.
Further, the positioning region is protrusion or groove/through-hole, and the corresponding positioning match part is groove through-hole
Or protrusion.
Further, including the second ceramic member, second ceramic member is equipped with arc-chutes, and the stationary contact is through described the
Two ceramic members are located in arc-chutes.
Further, first ceramic member and second ceramic member, which offset, closes the arc-chutes.
Further, it is equipped with plastic cement fixed frame on the outside of first ceramic member and second ceramic member, the plastic cement is solid
Determine frame bottom to be equipped with for the perforative through-hole of stem, plastic cement fixed frame one end and magnetic conductive board contradict.
Compared with prior art, the utility model has the following beneficial effects:
Magnet steel and the first ceramic member are used cooperatively, so that contactor is difficult to generate electric arc under the interference in magnetic field, even if producing
Raw electric arc will not have an impact magnet steel；
The annular magnetic steel setting extremely opposite by S-N, so that stationary contact is in biggish magnetic field, stationary contact and dynamic touch panel
Contact or disconnect generate electric arc vulnerable to magnetic field influence and extinguish, greatly reduce the generation of electric arc, fundamentally prolong
The service life and increase stability in use of long contactor；
First ceramic member and the second ceramic member are equipped with, so that producing when dynamic touch panel and stationary contact point contact or disconnection
Raw electric arc is closed in high insulation and high temperature resistant arc-chutes, and then electric arc is avoided to generate shadow to contactor inside other component
It rings, moreover, the first ceramic member and the second ceramic member fill the space where dynamic touch panel, so that other substances of space are reduced, significantly
The generation of electric arc is reduced, the possibility for contact adhesive failure occur is reduced.
Detailed description of the invention
Fig. 1 is contactor contact portion schematic cross-sectional view；
Fig. 2 is contactor contact portion structural schematic diagram；
Fig. 3 is the first ceramic member and dynamic touch panel fit structure schematic diagram；
Fig. 4 is the first ceramic member, magnet steel and the second ceramic member explosive view；
Fig. 5 is that the fixed framework signal of plastic cement is intended to.
Specific embodiment
For the content for further appreciating that the utility model, the utility model is described in detail in conjunction with the accompanying drawings and embodiments.
It should be understood that embodiment be only to the utility model explain and and it is non-limiting.
As shown in Figs. 1-5, a kind of magnetic quenching relay, including support (attached drawing is not shown), the support pass through bolt
Fixed position required for either other detachable or non-dismountable modes are mounted on.It is provided on the support open at one end
Mounting cup and iron cup (attached drawing is not shown), the mounting cup inner space are fixed with driving device 1, and the driving device 1 is wrapped
The driving device of the electromagnetic type of coil, iron core, magnetic conductive board 5 is included, certainly, the driving device 1 or fluid pressure type, pneumatic type
Driving device.Catch bar 4 of 1 actuating sleeve of driving device equipped with spring, the dynamic touch panel 41 of 4 one end of catch bar installation,
The stationary contact end 81 of 8 one end of stem.The connection of catch bar 4 is another positioned at the iron core of 4 one end of catch bar and positioned at catch bar 4
The dynamic touch panel 41 at end moves and is equipped with magnetic conductive board 5 between touch panel 41 and iron core.Space inside the iron cup where stationary contact 81 is equipped with
The first ceramic member 71 is run through in first ceramic member 71, described 4 one end of catch bar, and first ceramic member 71 is convex to dynamic 41 side of touch panel
Rise formed shelve magnet steel 6 shelve slot 711, the two sides shelved slot 711 and be located at dynamic touch panel 41 and 81 contact site of stationary contact.
The magnet steel 6 is put into from shelving from slot 711 shelves 711 telemechanical touch panel of slot, 41 side opening.The magnet steel 6 is located at stationary contact
Between point 81 and magnetic conductive board 5 and it is located near dynamic 41 both ends of touch panel, the magnet steel 6 is ring-type, and the cyclic annular center of circle is located at it of magnet steel 6
Between 41 side of dynamic touch panel and the pole two magnet steel 6S-N be oppositely arranged, between the magnet steel 6 and dynamic touch panel 41 between be separated with and shelve
711 side wall of slot.It shelves slot 711 to set there are two dynamic 41 two sides of touch panel are located at, annular shelves 711 center of circle of slot and is located at dynamic touch panel 41
Side.In the case where not influencing dynamic 41 stroke of touch panel, magnet steel 6 is close to dynamic 41 both ends of touch panel.The pole magnet steel 6S-N is oppositely arranged production
Raw biggish magnetic field, the effect of magnetic quenching is generated to electric arc, the generation of electric arc is greatly reduced, fundamentally extends contactor
Service life and increase stability in use.It is mutually separated with the first ceramic member 71 between magnet steel 6 and electric arc, avoids the influence of electric arc
The magnetism of magnet steel is reduced, and the first ceramic member 71 will not be to magnetic fields.
Nearly 5 side of magnetic conductive board of first ceramic member 71 is equipped with positioning region 712, corresponding with positioning region on the magnetic conductive board
Equipped with positioning match part 51.The present embodiment, the positioning region 712 are protrusion, and the corresponding positioning match part 51 is groove.When
So, in other embodiments, the positioning region 712 may be to shelve groove or through-hole.Corresponding positioning region 74 is protrusion etc.
Other structures for facilitating cooperation to position.
Including the second ceramic member 72, second ceramic member 72 is equipped with arc-chutes 73, and the stationary contact 81 is through described the
Two ceramic members 72 are located in arc-chutes 73.
When dynamic touch panel 41 and the contact of stationary contact 81 or disconnection generate electric arc, by the high insulation and high temperature resistant around electric arc
Arc-chutes 73, reducing electric arc influences contactor other component.First ceramic member 71 offsets with second ceramic member 72
Closing, 73 peripheral wall of arc-chutes where dynamic touch panel 41 and stationary contact 81 are the narrow space of insulation, are conducive to keep vacuum and subtract
The generation of few electric arc.
Plastic cement fixed frame 9 includes side wall, bottom and open end, and plastic cement fixed frame 9 is open to 71 He of the first ceramic member
Second ceramic member, 72 direction is detained, and 9 open end of plastic cement fixed frame and magnetic conductive board 5 are contradicted the first ceramic member 71 and the second pottery
In porcelain piece 72 is enclosed in.9 bottom of plastic cement fixed frame, which is equipped with, is used for the perforative through-hole of stem 8.
11 open end of the mounting cup cooperation is equipped with insulating cover 10, the insulating cover 10 and iron cup port, the modeling
Sealant is equipped between 9 bottom of glue fixed frame.The sealant includes epoxy potting material, sealant and the formation of iron cup 2
It is closed intracavitary full of inert gas or to vacuumize.
Schematically the utility model and embodiments thereof are described above, description is not limiting, attached drawing
Shown in be also one of the embodiments of the present invention, actual structure is not limited to this.So if this field
Those of ordinary skill enlightened by it, without deviating from the purpose of the present invention, not inventively design
Frame mode similar with the technical solution and embodiment, all should belong to the protection range of the utility model.
Claims (9)
1. a kind of magnetic quenching relay, including pedestal and the driving device (1) being set on the base, the driving device (1)
One end is driven to be equipped with catch bar (4) movement of dynamic touch panel (41), the stationary contact of the dynamic touch panel (41) and stem (8) one end
(81) it contacts or disconnects, which is characterized in that the first ceramic member (71) are run through in described catch bar (4) one end, first ceramics
Part (71) is convexed to form to dynamic touch panel (41) side shelves shelving slot (711) for magnet steel (6), and described shelve slot (711) are located at dynamic touching
The two sides of plate (41) and stationary contact (81) contact site.
2. magnetic quenching relay according to claim 1, which is characterized in that described to shelve slot (711) and the magnet steel
(6) in a ring, shelve slot (711) telemechanical touch panel (41) side opening, between the magnet steel (6) and dynamic touch panel (41) between be separated with and shelve
Slot (711) side wall.
3. magnetic quenching relay according to claim 2, which is characterized in that shelve slot (711) set there are two respectively position
In dynamic touch panel (41) two sides, annular shelves slot (711) center of circle and is located at dynamic touch panel (41) side.
4. magnetic quenching relay according to claim 3, which is characterized in that the magnet steel (6) is located at stationary contact (81)
Near ipsilateral with dynamic touch panel (41) and close dynamic touch panel (41) both ends, two magnet steel (6) pole S-N is oppositely arranged.
5. magnetic quenching relay according to claim 1, which is characterized in that the driving device (1) includes magnetic conductive board
(5), nearly magnetic conductive board (5) side of the first ceramic member (71) is equipped with positioning region (712), and the magnetic conductive board (5) is equipped with positioning match part
(51), the positioning region (712) and positioning match part (51) cooperation limit the installation site of first ceramic member (71).
6. magnetic quenching relay according to claim 5, which is characterized in that the positioning region (712) be protrusion or
Groove/through-hole, the corresponding positioning match part (51) are groove/through-hole or protrusion.
7. magnetic quenching relay according to claim 1-6, which is characterized in that including the second ceramic member
(72), second ceramic member (72) is equipped with arc-chutes (73), and the stationary contact (81) runs through the second ceramic member (72) position
In arc-chutes (73).
8. magnetic quenching relay according to claim 7, which is characterized in that first ceramic member (71) and described the
Two ceramic members (72), which offset, closes the arc-chutes (73).
9. magnetic quenching relay according to claim 7, which is characterized in that first ceramic member (71) and described the
Plastic cement fixed frame (9) are equipped on the outside of two ceramic members (72), plastic cement fixed frame (9) bottom is equipped with to be run through for stem (8)
Through-hole, described plastic cement fixed frame (9) one end and magnetic conductive board (5) contradict.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821389273.XU CN208674013U (en) | 2018-08-28 | 2018-08-28 | A kind of magnetic quenching relay |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821389273.XU CN208674013U (en) | 2018-08-28 | 2018-08-28 | A kind of magnetic quenching relay |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208674013U true CN208674013U (en) | 2019-03-29 |
Family
ID=65840450
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821389273.XU Expired - Fee Related CN208674013U (en) | 2018-08-28 | 2018-08-28 | A kind of magnetic quenching relay |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208674013U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109148224A (en) * | 2018-08-28 | 2019-01-04 | 浙江百事宝电器股份有限公司 | A kind of magnetic quenching relay |
-
2018
- 2018-08-28 CN CN201821389273.XU patent/CN208674013U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109148224A (en) * | 2018-08-28 | 2019-01-04 | 浙江百事宝电器股份有限公司 | A kind of magnetic quenching relay |
| CN109148224B (en) * | 2018-08-28 | 2024-02-13 | 浙江百事宝电器股份有限公司 | Magnetic blow-out arc-extinguishing relay |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| 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: 20190329 Termination date: 20210828 |