CN107230584A - A kind of high-current supply relay - Google Patents
A kind of high-current supply relay Download PDFInfo
- Publication number
- CN107230584A CN107230584A CN201710609020.2A CN201710609020A CN107230584A CN 107230584 A CN107230584 A CN 107230584A CN 201710609020 A CN201710609020 A CN 201710609020A CN 107230584 A CN107230584 A CN 107230584A
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- CN
- China
- Prior art keywords
- pair
- arm section
- arc
- straight arm
- contacts
- 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.)
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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
- H01H50/36—Stationary parts of magnetic circuit, e.g. yoke
- H01H50/38—Part of main magnetic circuit shaped to suppress arcing between the contacts of the relay
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H50/00—Details of electromagnetic relays
- H01H50/54—Contact arrangements
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- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Arc-Extinguishing Devices That Are Switches (AREA)
Abstract
The invention discloses a kind of high-current supply relay, including housing, electromagnetic system, a pair of static contacts, armature, movable contact spring, arc-control device and conductive soft copper silk, the electromagnetic system is arranged in the housing;The static contact is removably set on the housing;The armature is slidably arranged on the housing;The movable contact spring is connected on the armature, and the movable contact spring is corresponded and set provided with a pair of moving contacts, a pair of moving contacts and a pair of static contacts;The arc-control device is removably disposed between a pair of static contacts, reduces the loss of a pair of moving contacts and a pair of static contacts on a pair of static contacts;One end of the conductive soft copper silk is connected with a moving contact, and the other end of the conductive soft copper silk is connected with binding post.It is an advantage of the invention that long lifespan, reliable operation, can carry high-voltage large current.
Description
Technical field
The present invention relates to relay technical field, and in particular to a kind of high-current supply relay.
Background technology
With the fast development of car industry, development particularly in recent years to new-energy automobile is corresponding to automobile relay
Device it is also proposed new requirement, such as high capacity of current 100A~300A, and even more greatly, coil voltage is also carried from 12VDC/24VDC
Height arrives 42VDC, and load voltage is even more that height arrive 400VDC etc., so as to generate to relay construction and more technologic new want
Ask, it is to avoid heating extremely seriously makes relay promptly aging, it is to avoid electric arc makes contact loss quickening, shortens the longevity of relay
Life.
Prior art China patent CN201010133933.X discloses a kind of high-current relay, including electromagnetic system,
Contact system, pedestal and case, described electromagnetic system include yoke, armature, coil and iron core, and described contact system includes
Movable contact spring, input terminal and outlet terminal, described movable contact spring are fixedly connected with armature, and movable contact spring includes first connecting portion and the
Two connecting portions, first connecting portion and armature laminating, second connecting portion are stretched out outside armature, and being distributed two in second connecting portion moves tactile
Point, two described movable contacts are connected with a copper litz wire, stationary contact, two is set respectively on input terminal and outlet terminal
Movable contact and two stationary contacts are relative one by one.When coil adhesive, armature drives movable contact spring action, and load current flows through end of incoming cables
Sub, one of stationary contact, one of movable contact, copper litz wire, another movable contact, another stationary contact, outlet
Terminal, wherein, copper litz wire is connected between two movable contacts, although the yoke for avoiding electric current from flowing into high resistivity makes it generate heat
Seriously, but two movable contacts produce heats and can also transmit relay, its temperature rise is made, so as to influence the service life of relay;
Meanwhile, contacted and extinguishing arc by contact in the prior art, in continuous attracting process, contact is constantly consumed, and is caused
Relay life shortens.
Therefore, it is necessary to provide a kind of long lifespan for drawbacks described above present in prior art, reliable operation can be carried
High-voltage large current, and can solve to produce the big electricity that arc erosion contact causes relay life to shorten problem in relay adhesive
Flow power supply relay.
The content of the invention
To achieve these goals, the invention provides a kind of high-current supply relay.
To achieve the above object, the present invention provides following technical scheme:
A kind of high-current supply relay, including housing, in addition to:
Electromagnetic system, the electromagnetic system is arranged in the housing;
A pair of static contacts, the static contact is removably set on the housing;
Armature, the armature is slidably arranged on the housing;
Movable contact spring, the movable contact spring is connected on the armature, and the movable contact spring is provided with a pair of moving contacts, and a pair dynamic tactile
Head is corresponded with a pair of static contacts and set;
Arc-control device, the arc-control device is removably disposed between a pair of static contacts, reduce a pair of moving contacts and
The loss of a pair of static contacts on a pair of static contacts;
Conductive soft copper silk, one end of the conductive soft copper silk is connected with a moving contact, the other end of the conductive soft copper silk
It is connected with binding post.
Further, the static contact also includes conductive base, and the both sides of the conductive base are respectively provided with a projection, and one is convex
Block groove corresponding with the housing, which coordinates, to be installed, and another projection is kept out corresponding on the arc-control device
In bayonet socket, and the static contact is connected on the upper surface of the conductive base.
Further, the arc-control device includes connecting plate and a pair of cantilever arms, and the two ends of the connecting plate are equipped with
Cantilever arm, and a pair of cantilever arms are oppositely arranged, and at least one cantilever arm is movably connected on the connecting plate by torsion spring.
Further, the cantilever arm includes straight arm section and a pair on the lateral surface of the straight arm section are first convex
Tooth, the second double wedge, the straight arm section are connected on the connecting plate, cross direction profiles of a pair of first double wedges along the straight arm section,
Second double wedge is located between a pair of first double wedges, and vertical misalignment certain distance of second double wedge along the straight arm section
Bayonet socket is formed between a pair of first double wedges.
Further, the straight arm section also includes several arc extinguishing boards, and the arc extinguishing board is removably provided with described
On the lateral surface of straight arm section, longitudinal direction of several arc extinguishing boards along the straight arm section is arranged in order setting, and the arc extinguishing board is described in
Straight arm section is extended laterally.
Further, the straight arm section is provided with several bar holes, the projection of the arc extinguishing board and corresponding bar shaped
Hole coordinates installation the arc extinguishing board is linked together with the straight arm section.
Further, the both sides of the projection are respectively provided with a shell fragment, and the shell fragment keeps out the side wall in the bar hole
On.
Further, one end of the movable contact spring is provided between a pair of linking arms, a pair of linking arms and forms U-lag, one
Moving contact is arranged on a pair of linking arms, the setting of the U-lag is easy to the arc-control device to pass through the movable contact spring.
It can be seen from above-mentioned technical scheme that, it is an advantage of the invention that the static contact is conveniently replaced, extend relay
The service life of device;Backplate quantity of going out on the arc-control device is adjustable, disclosure satisfy that the use of various voltages, arc quenching effect
Good, the loss of reduction contact extends the service life of relay;The connected mode of the conductive soft copper silk was using relay
Only one of which movable contact produces heat in journey, greatly reduces the temperature rise of relay, extends the service life of relay.
In addition to objects, features and advantages described above, the present invention also has other objects, features and advantages.
Below with reference to figure, the present invention is further detailed explanation.
Brief description of the drawings
Figure of description is used for providing a further understanding of the present invention, constitutes the part of the present invention, of the invention shows
Meaning property embodiment and its illustrate be used for explain the present invention, do not constitute inappropriate limitation of the present invention.In the accompanying drawings:
Fig. 1 is the dimensional structure diagram of the present invention.
Fig. 2 is the scheme of installation of the static contact of the present invention.
Fig. 3 is the dimensional structure diagram of the arc-control device of the present invention.
Fig. 4 is the movable contact spring and the connection diagram of conductive soft copper silk of the present invention.
Fig. 5 is the structural representation of the arc extinguishing board of the present invention.
Marked in figure:Housing 1, leg 11, block 12, installation cavity 13, electromagnetic system 2, static contact 3, conductive base 31,
It is static contact 32, projection 33, armature 4, movable contact spring 5, U-lag 51, linking arm 52, arc-control device 6, connecting plate 61, cantilever arm 62, straight
The 621, first double wedge 622 of arm section, the second double wedge 623, bayonet socket 624, bar hole 625, arc extinguishing board 626, stripe board 6261, projection
6262nd, shell fragment 6263, torsion spring 63, moving contact 7, conductive soft copper silk 8.
Embodiment
It should be noted that in the case where no clearly restriction or not conflicting, the spy in each embodiment of the invention
Levying to be mutually combined.Describe the present invention in detail below with reference to the accompanying drawings and in conjunction with the embodiments.
Referring to figs. 1 to Fig. 5, a kind of high-current supply relay as shown in Figure 1 and Figure 4, including housing 1, electromagnetic system
2nd, a pair of static contacts 3, armature 4, movable contact spring 5, arc-control device 6, a pair of moving contacts 7 and conductive soft copper silk 8, the housing 1 is in U
Shape, the electromagnetic system 2 is arranged on the U-shaped intracavitary of the housing 1, and the two ends of the electromagnetic system 2 and the housing 1 is interior
Wall is linked together, and the static contact 3 is removably arranged in the installation cavity 13 of the outer wall of the housing 1, the rank
Iron 4 is slidably arranged on the housing 1, and the glide direction of the armature 4 is parallel with the axial direction of the electromagnetic system 2,
The movable contact spring 5 is fixedly connected on the armature 4, and the movable contact spring 5 is provided with a pair of moving contacts 7, a pair of moving contacts 7 and one
Static contact 3 is corresponded and set, the arc-control device 6 is removably disposed between a pair of static contacts 3, the conductive soft copper
One end of silk 8 is connected with a moving contact 7, and the other end of the conductive soft copper silk 8 is connected with binding post, when a pair of moving contacts 7
When being connected with a pair of static contacts 3, the moving contact 7 is contacted with the static contact 32 on corresponding static contact 3, load current stream
Through input terminal, one of static contact 32, one of moving contact 7, conductive soft copper silk 8, outlet terminal, due to conductive soft copper
Silk 8 is connected between a movable contact and outlet terminal, it is to avoid the yoke that electric current flows into high resistivity makes its heating serious, while only
There is a movable contact to produce heat, greatly reduce the temperature rise of relay, wherein, several legs 11 are additionally provided with the housing 1,
It is easy to the installation of the relay.
As shown in Figures 2 and 3, a pair of blocks 12 of the installation cavity 13 on the outer wall positioned at the housing 1 and described
The outer wall composition of housing 1, the static contact 3 also includes conductive base 31, and the static contact 32 is connected to the conductive base 31
Upper surface on, wherein, the both sides of the conductive base 31 are respectively provided with a projection 33, a projection 33 and the side positioned at a block 12
Corresponding groove, which coordinates, on wall is installed, and another projection 33 is kept out in the corresponding bayonet socket 624 on the arc-control device 6,
Because the arc-control device 6 is detachable, the static contact 3 can be pulled up and be changed when the arc-control device 6 is removed.
The arc-control device 6 includes connecting plate 61 and a pair of cantilever arms 62, and the two ends of the connecting plate 61 are equipped with stretching
Arm 62, and a pair of cantilever arms 62 are oppositely arranged, and at least one cantilever arm 62 is movably connected in the connection by torsion spring 63
On plate 61, the setting of the torsion spring 63 makes a pair of cantilever arms 62 be in normal open configuration, can make the static contact 3 and the block
12 reliable connections, stirring rotatable cantilever arm 62 makes the arc-control device 6 depart from the static contact 3, is easy to described quiet
Contact 3 is changed, and does not need in Renewal process aid.
Preferably, only one of which cantilever arm 62 is flexibly connected by torsion spring 63 on the arc-control device 6 in the present embodiment
On the connecting plate 61.
The cantilever arm 62 includes straight arm section 621 and a pair of first double wedges on the lateral surface of the straight arm section 621
622nd, the second double wedge 623, the straight arm section 621 is connected on the connecting plate 61, and a pair of first double wedges 622 are along the straight arm section
621 cross direction profiles, second double wedge 623 is located between a pair first double wedges 622, and second double wedge 623 is along described
Bayonet socket 624 is formed between the vertical misalignment certain distance of straight arm section 621 and a pair of first double wedges 622, when the bayonet socket 624 and institute
When stating the engaging of projection 33, a pair of first double wedges 622 are kept out on the same side of the projection 33, and second double wedge 623 is supported
Gear is on the another side of the projection 33.
As shown in Figure 3 and Figure 5, the straight arm section 621 also includes several arc extinguishing boards 626, and the arc extinguishing board 626 is detachable
Ground is provided with the lateral surface of the straight arm section 621, and longitudinal direction of several arc extinguishing boards 626 along the straight arm section 621 is arranged in order
Set, the extending laterally along the straight arm section 621 of arc extinguishing board 626, the arc extinguishing board 626 is detachably connected and can arbitrarily adjusted
The density of the arc extinguishing board 626 deacclimatizes different use voltages, not waste of resource while making the arc quenching effect reach optimal, subtracts
The small loss of a pair of moving contacts 7 and a pair of static contacts 32 on a pair of static contacts 3, extends the use longevity of the relay
Life.
The arc extinguishing board 626 includes stripe board 6261 and the projection 6262 being connected in the stripe board 6261, described straight
Arm section 621 is provided with several bar holes 625, and the projection 6262 coordinates installation to make the arc extinguishing with corresponding bar hole 625
Plate 626 links together with the straight arm section 621, wherein, the both sides of the projection 6262 are respectively provided with a shell fragment 6263, the bullet
The lower end of piece 6263 is welded on the projection 6262, and the upper end of the shell fragment 6263 extends to the stripe board 6261, simultaneously
The upper end of the shell fragment 6263 extends to outside the projection 6262, when the projection 6262 and the bar hole 625 cooperation, institute
State shell fragment 6263 to keep out on the side wall of the bar hole 625, increase between the arc extinguishing board 626 and the bar hole 625
Frictional force, makes the arc extinguishing board 626 be reliably mounted on the straight arm section 621, and only needs to plug during adjustment,
Aid is not needed, operating process is convenient, quick.
As shown in figure 4, one end of the movable contact spring 5, which is provided between a pair of linking arms 52, a pair of linking arms 52, forms U-shaped
Groove 51, a pair of moving contacts 7 are arranged on a pair of linking arms 52, and the setting of the U-lag 51 is easy to the arc-control device 6 to pass through institute
State movable contact spring 5, it is ensured that the arc extinguishing board 626 between gap between the moving contact 7 and the static contact 3 is evenly distributed, extinguishing arc
Effect is good.
The preferred embodiments of the present invention are the foregoing is only, are not intended to limit the invention, for the skill of this area
For art personnel, the present invention can have various modifications and variations.Within the spirit and principles of the invention, that is made any repaiies
Change, equivalent substitution, improvement etc., should be included in the scope of the protection.
Claims (8)
1. a kind of high-current supply relay, including housing (1), it is characterised in that also include:
Electromagnetic system (2), the electromagnetic system (2) is arranged in the housing (1);
A pair of static contacts (3), the static contact (3) is removably arranged on the housing (1);
Armature (4), the armature (4) is slidably arranged on the housing (1);
Movable contact spring (5), the movable contact spring (5) is connected on the armature (4), and the movable contact spring (5) is provided with a pair of moving contacts
(7), a pair of moving contacts (7) correspond with a pair of static contacts (3) and set;
Arc-control device (6), the arc-control device (6) is removably disposed between a pair of static contacts (3), is reduced a pair and is moved tactile
The loss of head (7) and a pair of static contacts (32) on a pair of static contacts (3);
Conductive soft copper silk (8), one end of the conductive soft copper silk (8) is connected with a moving contact (7), the conductive soft copper silk (8)
The other end be connected with binding post.
2. high-current supply relay according to claim 1, it is characterised in that the static contact (3) also includes conduction
Pedestal (31), the both sides of the conductive base (31) are respectively provided with a projection (33), and a projection (33) is with being located on the housing (1)
Corresponding groove, which coordinates, to be installed, and another projection (33) is kept out in the corresponding bayonet socket (624) on the arc-control device (6)
It is interior, and the static contact (32) is connected on the upper surface of the conductive base (31).
3. high-current supply relay according to claim 2, it is characterised in that the arc-control device (6) includes connection
Plate (61) and a pair of cantilever arms (62), the two ends of the connecting plate (61) are equipped with cantilever arm (62), and a pair of cantilever arms (62)
It is oppositely arranged, and at least one cantilever arm (62) is movably connected on the connecting plate (61) by torsion spring (63).
4. high-current supply relay according to claim 3, it is characterised in that the cantilever arm (62) includes straight arm section
(621) a pair of first double wedges (622) and on the lateral surface of the straight arm section (621), the second double wedge (623) are described straight
Arm section (621) is connected on the connecting plate (61), cross direction profiles of a pair of first double wedges (622) along the straight arm section (621),
Second double wedge (623) is located between a pair first double wedges (622), and second double wedge (623) is along the straight arm section
(621) bayonet socket (624) is formed between vertical misalignment certain distance and a pair of first double wedges (622).
5. high-current supply relay according to claim 4, it is characterised in that the straight arm section (621) is if also include
Dry arc extinguishing board (626), the arc extinguishing board (626) is removably provided with the lateral surface of the straight arm section (621), several
Longitudinal direction of the arc extinguishing board (626) along the straight arm section (621) is arranged in order setting, and the arc extinguishing board (626) is along the straight arm section
(621) extend laterally.
6. high-current supply relay according to claim 5, it is characterised in that the straight arm section (621) is if be provided with
A dry bar hole (625), projection (6262) and the corresponding bar hole (625) of the arc extinguishing board (626) coordinate described in installation makes
Arc extinguishing board (626) links together with the straight arm section (621).
7. high-current supply relay according to claim 6, it is characterised in that the both sides of the projection (6262) are respectively set
There is a shell fragment (6263), the shell fragment (6263) is kept out on the side wall of the bar hole (625).
8. high-current supply relay according to claim 1, it is characterised in that set on one end of the movable contact spring (5)
Have and U-lag (51) is formed between a pair of linking arms (52), a pair of linking arms (52), a pair of moving contacts (7) are arranged on a pair of connections
On arm (52), the setting of the U-lag (51) is easy to the arc-control device (6) to pass through the movable contact spring (5).
Priority Applications (1)
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CN201710609020.2A CN107230584B (en) | 2017-07-25 | 2017-07-25 | A kind of high-current supply relay |
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CN201710609020.2A CN107230584B (en) | 2017-07-25 | 2017-07-25 | A kind of high-current supply relay |
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CN107230584A true CN107230584A (en) | 2017-10-03 |
CN107230584B CN107230584B (en) | 2018-12-14 |
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CN201710609020.2A Active CN107230584B (en) | 2017-07-25 | 2017-07-25 | A kind of high-current supply relay |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109741993A (en) * | 2019-02-15 | 2019-05-10 | 东莞市中汇瑞德电子股份有限公司 | A kind of miniature electro-magnetic relay of high current |
CN112185763A (en) * | 2019-07-03 | 2021-01-05 | 百容电子股份有限公司 | Electromagnetic relay |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101807492A (en) * | 2010-03-23 | 2010-08-18 | 乐清市金川电子有限公司 | Large-current relay |
CN201708095U (en) * | 2010-02-10 | 2011-01-12 | 浙江亚洲龙继电器有限公司 | High-power relay |
CN102509671A (en) * | 2011-10-10 | 2012-06-20 | 浙江亚洲龙继电器有限公司 | Relay with arc quenching devices |
CN105244233A (en) * | 2015-10-15 | 2016-01-13 | 首瑞(天津)电气设备有限公司 | Moving contact push mechanism of magnetic latching relay |
CN205384992U (en) * | 2016-03-01 | 2016-07-13 | 厦门普利得汽车电子有限公司 | Electromagnetic relay of heavy load |
CN206322643U (en) * | 2016-11-21 | 2017-07-11 | 浙江正泰电器股份有限公司 | Electromagnetic relay |
-
2017
- 2017-07-25 CN CN201710609020.2A patent/CN107230584B/en active Active
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN201708095U (en) * | 2010-02-10 | 2011-01-12 | 浙江亚洲龙继电器有限公司 | High-power relay |
CN101807492A (en) * | 2010-03-23 | 2010-08-18 | 乐清市金川电子有限公司 | Large-current relay |
CN102509671A (en) * | 2011-10-10 | 2012-06-20 | 浙江亚洲龙继电器有限公司 | Relay with arc quenching devices |
CN105244233A (en) * | 2015-10-15 | 2016-01-13 | 首瑞(天津)电气设备有限公司 | Moving contact push mechanism of magnetic latching relay |
CN205384992U (en) * | 2016-03-01 | 2016-07-13 | 厦门普利得汽车电子有限公司 | Electromagnetic relay of heavy load |
CN206322643U (en) * | 2016-11-21 | 2017-07-11 | 浙江正泰电器股份有限公司 | Electromagnetic relay |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109741993A (en) * | 2019-02-15 | 2019-05-10 | 东莞市中汇瑞德电子股份有限公司 | A kind of miniature electro-magnetic relay of high current |
CN112185763A (en) * | 2019-07-03 | 2021-01-05 | 百容电子股份有限公司 | Electromagnetic relay |
CN112185763B (en) * | 2019-07-03 | 2023-07-07 | 百容电子股份有限公司 | Electromagnetic relay |
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Effective date of registration: 20230831 Address after: No. 10 Yongxing Second Road, Chengdong Industrial Functional Zone, Leqing City, Wenzhou City, Zhejiang Province, 325600 (within Zhejiang Zhenfa Electrical Appliances Co., Ltd.) Patentee after: WENZHOU JINHONG ELECTRICAL APPLIANCE CO.,LTD. Address before: 325000 No. 1 Incubator Building, Science Park, Wenzhou National University, No. 38 Dongfangnan Road, Ouhai Economic Development Zone, Wenzhou City, Zhejiang Province Patentee before: ZHEJIANG INDUSTRY & TRADE VACATIONAL College |