CN104637733A - Contactor assembly - Google Patents
Contactor assembly Download PDFInfo
- Publication number
- CN104637733A CN104637733A CN201410756034.3A CN201410756034A CN104637733A CN 104637733 A CN104637733 A CN 104637733A CN 201410756034 A CN201410756034 A CN 201410756034A CN 104637733 A CN104637733 A CN 104637733A
- Authority
- CN
- China
- Prior art keywords
- contactor
- contact bridge
- make
- maximum open
- open position
- 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.)
- Granted
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H51/00—Electromagnetic relays
- H01H51/02—Non-polarised relays
- H01H51/20—Non-polarised relays with two or more independent armatures
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H50/00—Details of electromagnetic relays
- H01H50/16—Magnetic circuit arrangements
- H01H50/18—Movable parts of magnetic circuits, e.g. armature
- H01H50/30—Mechanical arrangements for preventing or damping vibration or shock, e.g. by balancing of armature
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H50/00—Details of electromagnetic relays
- H01H50/16—Magnetic circuit arrangements
- H01H50/18—Movable parts of magnetic circuits, e.g. armature
- H01H50/30—Mechanical arrangements for preventing or damping vibration or shock, e.g. by balancing of armature
- H01H50/305—Mechanical arrangements for preventing or damping vibration or shock, e.g. by balancing of armature damping vibration due to functional movement of armature
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H50/00—Details of electromagnetic relays
- H01H50/54—Contact arrangements
- H01H50/546—Contact arrangements for contactors having bridging contacts
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H50/00—Details of electromagnetic relays
- H01H50/02—Bases; Casings; Covers
- H01H50/04—Mounting complete relay or separate parts of relay on a base or inside a case
- H01H50/041—Details concerning assembly of relays
- H01H50/045—Details particular to contactors
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
- Stopping Of Electric Motors (AREA)
- Vibration Prevention Devices (AREA)
Abstract
The invention relates to a contactor assembly (1) having at least two contactors (3, 4), each contactor (3, 4) having at least one contact bridge (9, 10) capable of moving back and forth between a closed position and a maximum open position, wherein the two contactors (3, 4) are configured and relatively positioned in a manner that the contact bridges (9, 10) move away from each other during simultaneous movements in their maximum open positions to each other and during simultaneous movements in their closed positions, or vice versa. The contactor assembly is characterized in that at least a damping device (18) which is designed and arranged in such a way that the contact bridges (9, 10) can be damped braked through the damping device when reaching their closed positions and / or their maximum open positions.
Description
Technical field
The present invention relates to a kind of contactor arrangement.
Background technology
At the drivable motor vehicle of electricity, such as, usually use energy storage pool as main energy source in motor vehicle driven by mixed power and motor vehicle, this energy storage pool major part manufactures on lithium-based plinth.In this energy storage pool, be generally connected to 100 energy storage pool list ponds, can produce the voltage of about 400 volts and the electric current of hundreds of ampere thus, this is the flowing when motor vehicle accelerates or brakes with all strength such as.
Energy storage pool is connected with onboard power system by contactor.Contactor is generally relatively large and heavier traditionally, can sustain large electric current and can this electric current of switch.
Starting motor vehicle or flame-out in contactor by switch, this usually can along with the switching noise relatively rung, and the installation situation based on contactor can also cause switching noise to strengthen by the component of vibration.Because electric drivable motor vehicle is especially almost voicelessly run when stopping, this less desirable switching noise seems ear-piercing especially for vehicle driver.The attentiveness of the user of this motor vehicle of the switching noise due to this sound is also interfered, and this can cause reducing the driver comfort relevant to motor vehicle.
Summary of the invention
Theme of the present invention is a kind of contactor arrangement with at least two contactors, wherein each contactor has the contact bridge that at least one reciprocally arranges movably between make position and maximum open position, wherein, two contactors are constructed by sample and arrange relative to one another, move in opposite directions when multiple contact bridge is moved to its maximum open position at the same time and be moved away from each other when its make position moves at the same time, otherwise or, it is characterized in that, at least one damping device, described damping device is constructed in this wise and is arranged, making can by damping device buffering ground brake contact bridge when multiple contact bridge reaches its make position and/or its maximum open position.
By damping device and the braking of buffering by its contact bridge when multiple contact bridge reaches its make position or open position produced, the switching noise occurred in the make and break process of contactor is obviously weakened, therefore by can comfortableness be improved to the corresponding contactor arrangement of vehicle configuration.Especially use the driver of corresponding motor vehicle as when traditional contactor arrangement, can not become uneasy because of the switching noise of contactor.
According to one preferred embodiment, each contact bridge is arranged at least one damper, wherein damping device has the damping element that at least one flexibly constructs, described damping element is constructed so and arranges, make when multiple contact bridge reaches its make position and/or its maximum open position, damping element carrys out the braking of snubber contact bridge by acting synergistically with multiple damper.Preferred damper is by elastomeric materials.Damper also can have a stiff matrix as an alternative, being arranged on this matrix with the synergistic face of damper of damping material.Also two or more damper can be arranged on each contact bridge.Preferred damping device also can have two or more damping element.Preferably give each damping element damper of deployment arrangements on each contact bridge respectively of buffer unit.
According to another preferred embodiment, damping element is disposed between multiple contact bridge.This is the simple and implementation of low cost of a kind of structure of damping device.Can realize in addition, the power acted on damping element by contact bridge is cancelled each other out.That power can be avoided to pass on automobile other thus, that less desirable vibration can be caused parts.
Another preferred embodiment specifies, contactor and damping device is arranged in a housing that is common, sound absorption.The switching noise that the break-make due to contactor causes can be reduced whereby further.In addition for contactor arrangement, this is a kind of special compact structure.Especially need not be the housing that each contactor is arranged and installation one is independent, this simplifies the project organization of contactor arrangement on the whole.
Another preferred embodiment in, contactor is disposed on common support unit.By the reverse movement of multiple contact bridges of the contactor when break-make contactor, the power be delivered on common support unit by contactor is preferably cancelled out each other, and this causes reducing the switching noise relevant to contactor equally.
In addition, theme of the present invention also relates to a kind of method for reducing the switching noise relevant to contactor arrangement, this contactor arrangement has the contactor that at least two have at least one contact bridge respectively, wherein, each contact bridge of contactor can move back and forth between make position and maximum open position, so that this contactor of break-make, wherein, multiple contact bridge moves in opposite directions at the same time and is moved away from each other when its make position moves at the same time when its maximum open position moves, otherwise or, it is characterized in that, multiple contact bridge is braked when reaching its make position and/or its maximum open position with being buffered.
The above-mentioned advantage about contactor arrangement correspondingly can associate with the method.
Accompanying drawing explanation
Below by with reference to accompanying drawing exemplarily the present invention will be described by preferred embodiment, wherein the feature of the following stated both also can illustrate aspect of the present invention individually by different combinations.Be depicted as:
Fig. 1 shows the circuit diagram of the energy storage pool be connected with the onboard power system of the electricity of motor vehicle;
Fig. 2 shows the schematic diagram of an embodiment according to contactor arrangement of the present invention;
Fig. 3 shows the schematic diagram of another embodiment according to contactor arrangement of the present invention; And
Fig. 4 shows the schematic diagram of another embodiment according to contactor arrangement of the present invention.
Embodiment
Figure 1 shows that the circuit diagram of the energy storage pool 2 be connected with the onboard power system of the electricity of motor vehicle.Energy storage pool 2 is connected with 6 with tie point 5 with 4 by main contactor 3, and those tie points lead to the high pressure onboard power system of motor vehicle.At energy storage pool side of the positive electrode, pre-charge contactor 7 and pre-charge resistance 8 are connected in series abreast with main contactor 3.
The contactor 4 being positioned at energy storage pool negative pole when joining machine motor-car is first closed.Then pre-charge contactor 7 closes.First pre-charge resistance 8 is passed through thus to the electric loading on high-voltage fence and inverter (and being the capacitor be contained in wherein sometimes) on-load voltage.Again disconnect through the just closed and pre-charge contactor 7 of regular hour timing contactor 3, motor vehicle prepares to run afterwards.This switching sequence causes, and the driver of motor vehicle obtains motor vehicle and prepares to run this acoustic feedback signal.When motor vehicle turns off, contactor 3 and 4 disconnects simultaneously.
Figure 2 shows that the schematic diagram of an embodiment according to contactor arrangement 1 of the present invention.Contactor arrangement 1 comprises two contactors 3 and 4, and wherein each contactor 3 or 4 has at least one contact bridge 9 or 10 reciprocally arranged movably between make position and maximum open position.Two contactors 3 and 4 construct like this and arrange relative to one another, moves away from each other and/or be moved towards each other when its make position moves at the same time when contact bridge 9 and 10 is moved to its maximum open position at the same time.Be depicted as the contact bridge 9 and 10 being in maximum open position in fig. 2.
Each bridge 9 or 10 is connected with pull bar 11 or 12, described pull bar with unshowned for moving contact bridge 9 with 10 actuator be connected.
Contactor 3 and 4 is disposed in above a common support unit 13 being constructed to substrate.By disconnect or closed contactor 3 or 4 time contact bridge 9 and 10 contrary motion almost do not vibrate and be passed to above support unit 13.
Contactor 3 and 4 is disposed in inside a housing 14 that is common, sound absorption.
Figure 3 shows that according to the schematic diagram with another embodiment of the contactor arrangement 1 of two contactors 3 and 4 of the present invention.Each contactor 3 or 4 has the contact bridge 9 or 10 reciprocally arranged movably between make position and maximum open position.Two contactors 3 and 4 construct like this and arrange relative to one another, makes contact bridge 9 and 10 move in opposite directions when its maximum open position moves at the same time and be moved away from each other when its make position moves at the same time.
That contactor arrangement 1 comprises a sound absorption, common housing 14, main contact 15 is fixing on the housing, and energy storage pool 2 can be connected with the high pressure onboard power system of motor vehicle by this main contact.Pull bar 11 and 12 respectively with electric coil 16 or 17 acting in conjunction, move so that contact bridge 9 or 10 can be made.Each contact bridge 9 or 10 is arranged through the damper 21 or 22 that pull bar 11 or 12 constructs.
Contactor arrangement 1 comprises damping device 18, and this damping device is constructed so and arranges, making can by damping device snubber contact bridge 9 or 10 when contact bridge reaches its maximum open position.Damping device 18 has the damping element 19 of elastic construction, and this damping element is constructed so and arranges, make when contact bridge 9 and 10 reaches maximum open position, damping element carrys out the braking of snubber contact bridge 9 and 10 by acting synergistically with damper 21 and 22.Damping element 19 is arranged between contact bridge 9 and 10.Contact bridge 9 and 10 is in its make position in figure 3.In this make position, contact bridge 9 and 10 is exerted a force to its maximum open position direction by compression spring 20.
Figure 4 shows that the schematic diagram of another embodiment according to contactor arrangement 1 of the present invention.Difference between this embodiment and embodiment shown in figure 3 is especially embodied in, and contact bridge 9 and 10 is moved away from each other at the same time and moves in opposite directions when its make position moves at the same time when its maximum open position moves.Another difference is, the damper 21 or 22 be connected with 10 with contact bridge 9 is no longer constructed by pull bar 11 and 12 but be formed as independent component.This external pressure spring 20 and pull bar 11 and 12 acting in conjunction, make it possible to be exerted a force to its make position direction to the contact bridge 9 and 10 be in shown make position by compression spring 20.
Claims (6)
1. contactor arrangement (1), it has at least two contactors (3, 4), wherein, each contactor (3, 4) there is the contact bridge (9 that at least one reciprocally arranges movably between make position and maximum open position, 10), wherein, two contactors (3, 4) be constructed so and arrange relative to one another, make multiple contact bridge (9, 10) move in opposite directions when its maximum open position moves at the same time and be moved away from each other when its make position moves at the same time, otherwise or, it is characterized in that, at least one damping device (18), described damping device is constructed in this wise and is arranged, make to brake described multiple contact bridge (9 by described damping device buffering when described multiple contact bridge reaches its make position and/or its maximum open position, 10).
2. contactor arrangement according to claim 1 (1), it is characterized in that, at each contact bridge (9, 10) upper at least one damper (21 of layout, 22), wherein, damping device (18) has at least one damping element flexibly constructed (19), described damping element is constructed so and arranges, make when described multiple contact bridge (9, 10) when reaching its make position and/or its maximum open position, described damping element by with multiple damper (21, 22) synergy cushions described multiple contact bridge (9, 10) braking.
3. contactor arrangement according to claim 2 (1), is characterized in that, described damping element (19) is disposed between described multiple contact bridge (9,10).
4. according to contactor arrangement in any one of the preceding claims wherein (1), it is characterized in that, described contactor (3,4) and described damping device (18) are disposed in housing (14) that is common, sound absorption.
5. according to contactor arrangement in any one of the preceding claims wherein (1), it is characterized in that, described contactor (3,4) is disposed on common support unit (13).
6. for reducing the method for the switching noise relevant to contactor arrangement (1), described contactor arrangement has at least two and has at least one contact bridge (9 respectively, 10) contactor (3, 4), wherein, contactor (3, 4) each contact bridge (9, 10) can move back and forth between make position and maximum open position, so that contactor (3 described in break-make, 4), wherein, multiple contact bridge (9, 10) move in opposite directions when moving to its maximum open position at the same time and be moved away from each other when its make position moves at the same time, otherwise or, it is characterized in that, described multiple contact bridge (9, 10) brake with being buffered when reaching its make position and/or its maximum open position.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102013222495.8 | 2013-11-06 | ||
| DE201310222495 DE102013222495A1 (en) | 2013-11-06 | 2013-11-06 | protective arrangement |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104637733A true CN104637733A (en) | 2015-05-20 |
| CN104637733B CN104637733B (en) | 2017-04-12 |
Family
ID=52829762
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410756034.3A Active CN104637733B (en) | 2013-11-06 | 2014-11-04 | Contactor assembly |
Country Status (3)
| Country | Link |
|---|---|
| KR (1) | KR102049435B1 (en) |
| CN (1) | CN104637733B (en) |
| DE (1) | DE102013222495A1 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102018202392A1 (en) * | 2018-02-16 | 2019-08-22 | Audi Ag | Method for laminating a noise of a motor vehicle and motor vehicle |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4203803A1 (en) * | 1992-02-10 | 1993-08-12 | Siemens Ag | Relay with vibration damper between spring stirrup and contact bridge - maintains contact by max. compression of damping wire cushion which allows practically no acceleration of spring |
| GB2265493A (en) * | 1992-03-27 | 1993-09-29 | Bosch Gmbh Robert | Solenoid switch for a starting device of an internal combustion engine |
| CN1701405A (en) * | 2003-04-03 | 2005-11-23 | 西门子公司 | Electromechanical switch equipment |
| JP2009193721A (en) * | 2008-02-12 | 2009-08-27 | Honda Motor Co Ltd | Contactor box connection structure |
| JP2010238632A (en) * | 2009-03-31 | 2010-10-21 | Nissan Motor Co Ltd | Mounting structure of relay |
| CN102456513A (en) * | 2010-10-15 | 2012-05-16 | Ls产电株式会社 | Noise decreasing type electromagnetic switch |
| CN102473554A (en) * | 2009-07-27 | 2012-05-23 | 西门子公司 | Contactor with damping arrangement |
| CN102549700A (en) * | 2009-10-01 | 2012-07-04 | 罗伯特·博世有限公司 | Toe-in actuator having attenuation |
| CN102668005A (en) * | 2010-08-31 | 2012-09-12 | 富士电机机器制御株式会社 | Electromagnetic switch |
| CN103247478A (en) * | 2013-04-17 | 2013-08-14 | 田春 | Contact totally closed contactor |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2639144B1 (en) * | 1988-11-17 | 1993-05-28 | Telemecanique Electrique | LOCK MECHANISM FOR LIMIT SWITCH |
| KR19990055498A (en) * | 1997-12-27 | 1999-07-15 | 이종수 | Interlock Unit of Magnetic Contactor |
-
2013
- 2013-11-06 DE DE201310222495 patent/DE102013222495A1/en active Pending
-
2014
- 2014-11-04 CN CN201410756034.3A patent/CN104637733B/en active Active
- 2014-11-05 KR KR1020140152737A patent/KR102049435B1/en active IP Right Grant
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4203803A1 (en) * | 1992-02-10 | 1993-08-12 | Siemens Ag | Relay with vibration damper between spring stirrup and contact bridge - maintains contact by max. compression of damping wire cushion which allows practically no acceleration of spring |
| GB2265493A (en) * | 1992-03-27 | 1993-09-29 | Bosch Gmbh Robert | Solenoid switch for a starting device of an internal combustion engine |
| CN1701405A (en) * | 2003-04-03 | 2005-11-23 | 西门子公司 | Electromechanical switch equipment |
| JP2009193721A (en) * | 2008-02-12 | 2009-08-27 | Honda Motor Co Ltd | Contactor box connection structure |
| JP2010238632A (en) * | 2009-03-31 | 2010-10-21 | Nissan Motor Co Ltd | Mounting structure of relay |
| JP5293350B2 (en) * | 2009-03-31 | 2013-09-18 | 日産自動車株式会社 | Relay mounting structure |
| CN102473554A (en) * | 2009-07-27 | 2012-05-23 | 西门子公司 | Contactor with damping arrangement |
| CN102549700A (en) * | 2009-10-01 | 2012-07-04 | 罗伯特·博世有限公司 | Toe-in actuator having attenuation |
| CN102668005A (en) * | 2010-08-31 | 2012-09-12 | 富士电机机器制御株式会社 | Electromagnetic switch |
| CN102456513A (en) * | 2010-10-15 | 2012-05-16 | Ls产电株式会社 | Noise decreasing type electromagnetic switch |
| CN103247478A (en) * | 2013-04-17 | 2013-08-14 | 田春 | Contact totally closed contactor |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104637733B (en) | 2017-04-12 |
| KR102049435B1 (en) | 2019-11-28 |
| KR20150052793A (en) | 2015-05-14 |
| DE102013222495A1 (en) | 2015-05-07 |
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