CN105280445A - Electronic mechanical relay - Google Patents
Electronic mechanical relay Download PDFInfo
- Publication number
- CN105280445A CN105280445A CN201510339717.3A CN201510339717A CN105280445A CN 105280445 A CN105280445 A CN 105280445A CN 201510339717 A CN201510339717 A CN 201510339717A CN 105280445 A CN105280445 A CN 105280445A
- Authority
- CN
- China
- Prior art keywords
- locking element
- electronic mechanical
- magnetic armature
- mechanical relay
- accommodation section
- 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
- H01H50/00—Details of electromagnetic relays
- H01H50/16—Magnetic circuit arrangements
- H01H50/18—Movable parts of magnetic circuits, e.g. armature
- H01H50/32—Latching movable parts mechanically
-
- 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
- H01H50/32—Latching movable parts mechanically
- H01H50/321—Latching movable parts mechanically the mechanical latch being controlled directly by the magnetic flux or part of it
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H51/00—Electromagnetic relays
- H01H51/02—Non-polarised relays
- H01H51/04—Non-polarised relays with single armature; with single set of ganged armatures
- H01H51/06—Armature is movable between two limit positions of rest and is moved in one direction due to energisation of an electromagnet and after the electromagnet is de-energised is returned by energy stored during the movement in the first direction, e.g. by using a spring, by using a permanent magnet, by gravity
- H01H51/065—Relays having a pair of normally open contacts rigidly fixed to a magnetic core movable along the axis of a solenoid, e.g. relays for starting automobiles
Abstract
The present invention relates to an electronic mechanical relay (1) including at least one fixed contact (2), a movable contact (3), an excitation coil (5), a magnet yoke (4) and a magnetic armature (6). The magnetic armature (6) connects the movable contact (3). For the magnetic current passing through the magnet yoke (4), the magnetic armature (6) is moved thus, and the at least one fixed contact (2) connects the movable contact (3) in a contact mode. The magnetic armature (6) has at least one accommodation part (16) for at least one locking component (18). The locking component (18) has at least one first position and at least one second position, and the the movement of the magnetic armature (6) is locked in the first position and the movement of the magnetic armature (6) is released in the second position.
Description
Technical field
The present invention relates to a kind of electronic mechanical relay.
Background technology
It is compulsory or favourable place that electronic mechanical relay is used in ionization usually.
Thus this electronic mechanical relay is such as used in high pressure onboard power system in a motor vehicle, such as, in order to be separated from remaining onboard power system by high-tension battery.Typically, relay has that at least one is fixing with at least one moveable contact, and wherein when magnet exciting coil is energized, fixing contact is shifted in described moveable contact by magnetic armature.Especially for the application in motor vehicle, such as may occur so large power in accident, thus current collector moves towards the direction of fixed contact.Therefore must take measures, to avoid unintentional closed.This can such as be realized by the suitable size of return spring.Disadvantageously, at relatively described return spring normally described in switch when relay, so corresponding large power also must be produced.
The device of electric energy supply connection is become known for from EP0280759A1, in order that prevent the blast of oil gas-and/or dust-air mixture, electrical network is connected with load by wherein said supply connection, wherein after supply, concerning the load having reactance requirement (reaktanzbehaften), the separating switch of fast-acting is also set before this load respectively.Described separating switch be restriction voltage drop and with the short circuit connector acting in conjunction of fast-acting, before this short circuit connector is arranged in separating switch along energy flow direction.Also be provided with ground connection and ask for system, this ground connection asks for system for combining the described short circuit connector separating switch of manipulation in electrical network side and for the separating switch also manipulated the load having reactance to require in load side.In this case, in order to described separating switch snap fastener is provided with when the separating switch contact of opening the spheroid of (ausgespart) contact lever effect to depression, described spheroid enters when utilizing linear actuating device to operate described contact lever in the depression of described contact lever on described contact lever in the situation lower support of common initial tension of spring.
Summary of the invention
The present invention for technical problem be, a kind of electronic mechanical relay is proposed, concerning the unintentional contact avoiding current collector this electronic mechanical relay when insignificantly improving switch force.
The solution of this technical problem is drawn by the electronic mechanical relay with the feature of claim 1.Other favourable design of the present invention draws from dependent claims.
Described electronic mechanical relay comprises at least one fixed contact and current collector.Preferably, described electronic mechanical relay has two fixed contacts, and described fixed contact is electrically connected mutually by moveable contact bridge (Kontaktbr ü cke).In addition, described electromagnetic relay has magnet exciting coil, yoke and magnetic armature, and wherein said magnetic armature is connected with current collector, wherein for the magnetic current by described yoke, the described magnetic armature of movement like this, thus at least one fixed contact and current collector establish contact be connected.In this case, the connection between described magnetic armature and described current collector needs not to be direct.Preferably, described magnetic armature has ferromagnetic part, and this part is connected with the contact stage clip under current collector by engagement shaft.In addition preferably, described engagement shaft arranges return spring.Described magnetic armature has at least one accommodation section at least one locking element, wherein said locking element has at least one primary importance and at least one second place, wherein in described primary importance the described magnetic armature of locking movement and in the described second place, release the movement of described magnetic armature.Thus, reliably prevent and close particularly by the unintentional of external force, described relay, and need not correspondingly determine more strongly to carry out size design to described return spring to this.
In one embodiment, described magnetic armature has ferromagnetic part and diamagnetic part, and wherein said accommodation section is arranged in diamagnetic part.Do not disturb the magnetic current by described ferromagnetic part thus.
In one embodiment, for described locking element has arranged electronic mechanical driver.Then described locking element can be moved in first or the second place by means of described driver.In this case, preferably, described electromagnetic driver is connected with the current circuit of described magnet exciting coil, thus does not independently control.If give the energising of described magnet exciting coil, so just give the energising of described electronic mechanical driver and described locking element moves in the second place simultaneously.Described electromagnetic driver is such as the electromagnet with spring, and wherein said locking element is pin, wherein without electricity state in, described spring by described locking element back pressure in primary importance.
In a kind of alternative execution mode, described locking element is formed by ferromagnetic material, and wherein for the magnetic current in described yoke, described locking element moves in the second place.
In one embodiment, described yoke has at least one accommodation section, and described in the described second place, locking element slips in described accommodation section.The advantage of ferromagnetic locking element is, does not need independently control loop or current circuit.On the contrary, when establishing magnetic current, automatically carry out releasing locking.
In one embodiment, described locking element is configured to spheroid, thus avoids the undercut (Verkanntung) of described locking element.In addition the wearing and tearing of machinery are thereby reduced.
In another embodiment, for described locking element arranges at least one return element, this return element is preferably configured to spring element.Ensureing thus, when interrupting magnetic current, described locking element reliably being turned back in primary importance.
As an alternative or as a supplement scheme, so can construct the accommodation section of described magnetic armature and/or the accommodation section of described yoke, thus described accommodation section causes described locking element to the mandatory guidance in primary importance.Such as be provided with inclined-plane, on this inclined-plane, described locking element to hoist slippage when removing locking.By interrupting excitation, so described locking element is due to gravity, slippage turns back in primary importance.
Preferably, based on the reason of symmetry, described electronic mechanical relay has at least two locking elements.
A kind of preferred application is in the high pressure onboard power system of motor vehicle.
Accompanying drawing explanation
Hereafter specifically explain the present invention according to preferred embodiment.Wherein:
Fig. 1 is the schematic presentation of electromagnetic relay (background technology),
Fig. 2 is the schematic local displaying of the electromagnetic relay in the first execution mode, and
Fig. 3 is the schematic local displaying of the electromagnetic relay in the second execution mode.
Embodiment
Illustrate electromagnetic relay 1 in FIG, wherein should explain basic structure and basic working method by means of this figure.Described electromagnetic relay 1 comprises two fixed contacts 2 and a moveable contact bridge as current collector 3.Electromagnetic relay 1 also has yoke 4, magnet exciting coil 5 and ferromagnetic magnetic armature 6.Described magnetic armature 6 is connected with engagement shaft 7, and this engagement shaft relies on the contact stage clip 8 under current collector 3 to work.Engagement shaft 7 arranges return spring 9.What dotted line was drawn is the axis of symmetry 10 and subregion 11.Air gap 13 is had between described magnetic armature 6 and described yoke 4.
In order to be based upon the contact between two fixed contacts 2, be energized to magnet exciting coil 5.This magnet exciting coil establishes magnetic field, thus occurs magnetic current in yoke 4 and ferromagnetic magnetic armature 6.Cause described magnetic armature 6 towards the movement in yoke 4 direction in this case, to reduce magnetic resistance, thus reduce air gap 13.Mobile described magnetic armature 6 as a result, described engagement shaft 7 to extrude and current collector 3 extrudes towards two fixed contacts 2 by described contact stage clip 8 towards return spring 9.If this connection is opened again, so disconnect the electric current by magnet exciting coil 5, and described return spring 9 extrudes described magnetic armature 6 is returned in initial position.In this case, the direction of current collector 3 towards fixed contact 2 can be moved by the power of outside.In order to avoid this point, so just correspondingly size design must be carried out, to avoid the contact be not supposed to described return spring 9.
So, certainly also must be correspondingly large based on the magnetic current of magnet exciting coil 5, engagement shaft 7 is driven towards return spring 9 in normal work.
Illustrate according to first embodiment of the invention in fig. 2, wherein for clarity sake show only subregion 11.Described magnetic armature 6 has diamagnetic part 14 and ferromagnetic part 15, and they are arranged on described engagement shaft 7.Described diamagnetic part 14 has accommodation section 16.The locking element 18 that it is form that electromagnetic relay 1 also has with the pin of wedge shape, for this locking element has arranged electronic mechanical driver 19.Preferably, described electronic mechanical driver 19 is by being shown in Fig. 1 with described magnet exciting coil 5() identical current circuit and being energized.Described locking element 18 can occupy at least one primary importance and the second place.In described primary importance, described locking element 18 to slip in described accommodation section 16 and stops the movement upwards of described magnetic armature 6.Illustrate this primary importance in fig. 2.Described fixed contact 2 and described current collector 3(are shown in Fig. 1) be disconnected from each other.By described locking, unintentional closed just impossible based on external force.If now establishes the contact between contact 2,3, be energized so just to described magnet exciting coil 5 and described electronic mechanical driver 19, wherein magnetic current is shown by the arrow in yoke 4 and ferromagnetic part 15.During structure magnetic current, the direction of described locking element 18 towards electronic mechanical driver pulls out by described electronic mechanical driver 19 from described accommodation section 16, thus releases the movement of described magnetic armature 6.This represents the second place.If the contact between contact 2,3 is interrupted again, so just disconnected by electric current, and described locking element 18 is expressed in institute accommodation section 16 by return element 20 again, and wherein wedge shape has easily been changed this and slipped into.
Illustrate a kind of alternative execution mode in figure 3, wherein identical element is shown with identical Reference numeral.Different from the execution mode according to Fig. 2, described locking element 18 is configured to ferromagnetic spheroid 21.In addition, described yoke 4 has accommodation section 22.Illustrate the locking element 18 in primary importance in figure 3, wherein said locking element 18 to be positioned partially in described accommodation section 16 and partly to stretch out.Described locking element 18 is the undesirable movement upwards of locking in this position because described spheroid 21 can in the described yoke 4 backstop.See Fig. 1 if established at contact 2,3() between contact, be energized and set up magnetic current so to described magnet exciting coil 5.Therefore, described spheroid 21 is drawn in accommodation section 22, to reduce the air gap in described accommodation section 22.In this second place, described spheroid 21 is fully extruded from described accommodation section 16, thus releases the movement of described magnetic armature 6.If this contact is opened again, so just disconnect the electric current by magnet exciting coil 5, and described magnetic armature 6 is extruded by described return spring 9 downwards.Described spheroid 21 is again in slippage to accommodation section 16 and magnetic armature 6 described in locking.
In order to auxiliary slipping, described spheroid 21 is such as configured with return element 20(such as spring).
Wherein it should be noted that, for clarity sake, show only the right half part of the axis of symmetry 10 in figs 2 and 3, wherein in concrete design, identical application scheme (becoming mirror image on the described axis of symmetry 10) is arranged in the left side of the described axis of symmetry 10.Correspondingly, described electronic mechanical relay 2 has two locking elements 18.
list of numerals
1 relay
2 fixed contacts
3 current collectors
4 yokes
5 magnet exciting coils
6 magnetic armatures
7 engagement shafts
8 contact stage clips
9 return springs
10 axis of symmetry
11 subregions
13 air gaps
14 diamagnetic parts
15 ferromagnetic parts
16 accommodation sections
18 locking elements
19 electronic mechanical drivers
20 return elements
The spheroid of 21 magnetic
22 accommodation sections
Claims (10)
1. electronic mechanical relay (1), it comprises at least one fixed contact (2), current collector (3), magnet exciting coil (5), yoke (4) and magnetic armature (6), wherein said magnetic armature (6) is connected with current collector (3), wherein for the magnetic current by described yoke (4), the described magnetic armature of movement like this (6), thus described at least one fixed contact (2) and described current collector (3) set up contact be connected
It is characterized in that,
Described magnetic armature (6) has at least one accommodation section at least one locking element (18) (16), wherein said locking element (18) has at least one primary importance and at least one second place, wherein in described primary importance locking described magnetic armature (6) movement and in the described second place, release the movement of described magnetic armature (6).
2. according to electronic mechanical relay according to claim 1, it is characterized in that, described magnetic armature (6) has ferromagnetic part (15) and diamagnetic part (14), and wherein said accommodation section (16) are arranged in described diamagnetic part (14).
3. according to electronic mechanical relay according to claim 2, it is characterized in that, for described locking element (18) has arranged electronic mechanical driver (19).
4. according to electronic mechanical relay according to claim 3, it is characterized in that, described electromagnetic driver (19) is connected with the current circuit of described magnet exciting coil (5).
5. according to electronic mechanical relay according to claim 2, it is characterized in that, described locking element (18) is formed by ferromagnetic material, wherein so construct described locking element (18), thus for the magnetic current in described yoke (4), described locking element (18) moves in the described second place.
6. according to electronic mechanical relay according to claim 5, it is characterized in that, described yoke (4) has accommodation section (22), slips in this accommodation section at locking element described in the described second place (18).
7. according to the electronic mechanical relay described in claim 5 or 6, it is characterized in that, described locking element (18) is configured to spheroid (21).
8. according to the electronic mechanical relay according to any one of claim 5 to 7, it is characterized in that, for described locking element (18) has arranged at least one return element (20).
9. according to the electronic mechanical relay according to any one of claim 5 to 8, it is characterized in that, the accommodation section (16) of the described magnetic armature of structure like this (6) and/or the accommodation section (22) of described yoke (4), thus they cause described locking element (18) to the mandatory guidance in described primary importance.
10. according to electronic mechanical relay in any one of the preceding claims wherein, it is characterized in that, be provided with at least two locking elements (18).
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102014211735.6A DE102014211735A1 (en) | 2014-06-18 | 2014-06-18 | Electromechanical relay |
| DE102014211735.6 | 2014-06-18 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105280445A true CN105280445A (en) | 2016-01-27 |
| CN105280445B CN105280445B (en) | 2018-01-12 |
Family
ID=54767866
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510339717.3A Active CN105280445B (en) | 2014-06-18 | 2015-06-18 | Electronic mechanical relay |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN105280445B (en) |
| DE (1) | DE102014211735A1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110892499A (en) * | 2017-07-10 | 2020-03-17 | 伯克两合公司 | Mechanical switch |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102021103542B4 (en) | 2021-02-16 | 2023-12-14 | Schaltbau Gmbh | Electrical switching device with locking |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN86103570A (en) * | 1986-05-23 | 1987-01-24 | 赵志强 | Power-saving type electromagnetic mechanism |
| CN86207513U (en) * | 1986-10-23 | 1987-09-02 | 中国船舶工业总公司第七研究院第七一八研究所 | Power-saving contactor |
| EP0280759B1 (en) * | 1987-03-06 | 1993-10-13 | Heinrich Dr. Groh | Arrangement for electric energy cables for protection against explosions of gas and/or dust/air mixtures, especially for underground working |
| JPH1031948A (en) * | 1996-07-18 | 1998-02-03 | Omron Corp | Electromagnetic relay |
| DE29903873U1 (en) * | 1999-03-04 | 1999-06-02 | Kuhnke Gmbh Kg H | Electrical device, especially lifting magnet |
| JP2000268694A (en) * | 1999-03-15 | 2000-09-29 | Mitsubishi Electric Corp | Switch |
| JP2001023472A (en) * | 1999-07-07 | 2001-01-26 | Matsushita Electric Ind Co Ltd | Switch and electronic apparatus using it |
| CN102867692A (en) * | 2011-07-03 | 2013-01-09 | 常州市宇征车辆电器有限公司 | Lock catch electromagnetic switch |
| CN203760393U (en) * | 2014-01-07 | 2014-08-06 | 邓基尚 | AC contactor |
-
2014
- 2014-06-18 DE DE102014211735.6A patent/DE102014211735A1/en not_active Withdrawn
-
2015
- 2015-06-18 CN CN201510339717.3A patent/CN105280445B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN86103570A (en) * | 1986-05-23 | 1987-01-24 | 赵志强 | Power-saving type electromagnetic mechanism |
| CN86207513U (en) * | 1986-10-23 | 1987-09-02 | 中国船舶工业总公司第七研究院第七一八研究所 | Power-saving contactor |
| EP0280759B1 (en) * | 1987-03-06 | 1993-10-13 | Heinrich Dr. Groh | Arrangement for electric energy cables for protection against explosions of gas and/or dust/air mixtures, especially for underground working |
| JPH1031948A (en) * | 1996-07-18 | 1998-02-03 | Omron Corp | Electromagnetic relay |
| DE29903873U1 (en) * | 1999-03-04 | 1999-06-02 | Kuhnke Gmbh Kg H | Electrical device, especially lifting magnet |
| JP2000268694A (en) * | 1999-03-15 | 2000-09-29 | Mitsubishi Electric Corp | Switch |
| JP2001023472A (en) * | 1999-07-07 | 2001-01-26 | Matsushita Electric Ind Co Ltd | Switch and electronic apparatus using it |
| CN102867692A (en) * | 2011-07-03 | 2013-01-09 | 常州市宇征车辆电器有限公司 | Lock catch electromagnetic switch |
| CN203760393U (en) * | 2014-01-07 | 2014-08-06 | 邓基尚 | AC contactor |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110892499A (en) * | 2017-07-10 | 2020-03-17 | 伯克两合公司 | Mechanical switch |
| CN110892499B (en) * | 2017-07-10 | 2021-12-31 | 伯克两合公司 | Mechanical switch |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105280445B (en) | 2018-01-12 |
| DE102014211735A1 (en) | 2015-12-24 |
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