CN102623246B - Multi-contact relay - Google Patents
Multi-contact relay Download PDFInfo
- Publication number
- CN102623246B CN102623246B CN201110027283.5A CN201110027283A CN102623246B CN 102623246 B CN102623246 B CN 102623246B CN 201110027283 A CN201110027283 A CN 201110027283A CN 102623246 B CN102623246 B CN 102623246B
- Authority
- CN
- China
- Prior art keywords
- contact
- conducting element
- relay
- lead
- terminal
- 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.)
- Active
Links
- 238000010521 absorption reaction Methods 0.000 claims description 24
- 230000009471 action Effects 0.000 claims description 4
- 238000005452 bending Methods 0.000 claims description 4
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical class [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 3
- 238000001746 injection moulding Methods 0.000 claims description 3
- PMVSDNDAUGGCCE-TYYBGVCCSA-L Ferrous fumarate Chemical group [Fe+2].[O-]C(=O)\C=C\C([O-])=O PMVSDNDAUGGCCE-TYYBGVCCSA-L 0.000 claims description 2
- 239000000155 melt Substances 0.000 claims description 2
- 238000013461 design Methods 0.000 description 9
- 238000010891 electric arc Methods 0.000 description 8
- 230000007547 defect Effects 0.000 description 3
- 230000000903 blocking effect Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 239000011469 building brick Substances 0.000 description 1
- 239000000969 carrier Substances 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
Abstract
The invention provides a multi-contact relay, comprising a magnetic component, a first conduction terminal, a second conduction terminal, and a contact component. The first conduction terminal and the second conduction terminal are separately provided with a fixed contact. The contact component comprises at least one carrier, at least two diversion members, and at least one communicating member. The carrier is provided with at least two slots. The diversion member set is positioned in the slots, and both ends of the diversion members are exposed in the outside of the slots. The ends of the diversion members are separately provided with a movable contact. Ends of the communicating member are separately provided with a fixed contact. Movable contacts of one end of the at least two diversion members separately correspond to the first conduction terminal fixed contact and the second conduction terminal fixed contact, and movable contacts of the other end of the at least diversion members separately correspond to the fixed contacts of both ends of the communicating member. In this way, the relay is electrically conducted, and the carrier is magnetically driven by the magnetic component. At the same time, the movable contacts of the diversion members contact and conduct the communicating member and the fixed contacts of the first and second conduction terminals. The multi-contact relay of the invention has good arc interruption capability in a small space.
Description
Technical field
The present invention relates to a kind of multiple arm relay, particularly relate to a kind of multiple arm relay with good electric arc breaking capacity.
Background technology
Relay (Relay) is a kind of electronic control device, be applied in the middle of Automated condtrol electronic loop, as communication switcher, Industry Control, vehicle or air conditioner etc. all have it to apply, be actually a kind of electronic automatic switch going to control larger current with less electric current.Relay plays the roles such as automatic adjustment, safeguard protection, change-over circuit in electronic loop.
Generally speaking, relay by under current status at contact switch, can produce spark in atmosphere during contact switch opening and closing and be called arc phenomenon between certain distance.When the use voltage rise of relay tip voltage, because the blocking electric arc number of times causing relay to bear significantly is decayed by arc phenomenon aggravation.In order to prevent above-mentioned arc phenomenon; have at present and install arc protection circuit additional in the two ends of contact switch escape; condenser type is had to protect arc circuit and capacitance resistance formula to protect the modes such as arc circuit; or to strengthen the spacing between fixed contact and travelling contact; by the structural design of relevant spare part, reach blocking electric arc.
Because electronic building brick is now towards Miniaturization Design, relay is also like this comparatively speaking, especially under being applied in high voltage and high current control circuit, the spacing that will strengthen in the confined space between fixed contact and travelling contact seems difficult especially, and namely increase actuating of relay stroke apart from strengthening between the two, cause the contact between travelling contact with fixed contact to be conducted electricity, whether be separated the actions such as power-off certain, smooth and easy, and then affect its control circuit accuracy of relay.
In view of this, the present inventor is in order in response to component miniaturization, and under the high electric current control circuit of high voltage can be applicable to, carry out research and development and the design of relay dependency structure, and finally inventing one " multiple arm relay ", different prior art increases the technology of fixed contact and travelling contact distance between the two, by the structural design of increase contact, avoid the defect that prior art is brought, become the relay that a kind of practicality is splendid.
Summary of the invention
Technical problem underlying to be solved by this invention is, overcome the above-mentioned defect that prior art exists, and a kind of multiple arm relay is provided, the relay with good electric arc breaking capacity is provided, difference increased fixed contact and travelling contact distance mode between the two in the past, but adopt the structural design that multiple-contact contacts conducting simultaneously and is separated simultaneously, increase the total contact spacing of relay with travelling contact and fixed contact spacing summation, reach the object that the present invention has good electric arc breaking capacity in short space.
In order to reach above-mentioned purpose and effect, the present invention's " multiple arm relay " includes a magnetic assembly, one first Lead-through terminal, one second Lead-through terminal and a contact unit, wherein:
First Lead-through terminal and the second Lead-through terminal are respectively provided with a fixed contact; Contact unit includes at least one carrier, at least two conducting elements and at least one connectedness, carrier is provided with at least two slots, conducting element arranges and is positioned slot, and conducting element two ends expose to outside slot, and be respectively provided with a travelling contact in conducting element end, and connectedness end is respectively provided with a fixed contact, this at least two conducting elements one end travelling contact corresponds respectively to first and second Lead-through terminal fixed contact, and this at least two conducting elements other end travelling contact corresponds respectively to connectedness two ends fixed contact;
So, electrically conduct relay, and with magnetic assembly magnetic band mobile carrier, the travelling contact of conducting element contacts conducting connectedness and first and second Lead-through terminal fixed contact simultaneously.
The present invention's " multiple arm relay " still includes following technical characteristic:
1. this contact unit includes at least two position of splitter further, and each position of splitter end is interconnected with conducting element end, formed a shunt circuit with position of splitter and conducting element.
2. conducting element is respectively held and is provided with a fork, and this fork is provided with at least two travelling contacts, and connectedness respectively holds corresponding fork to be provided with at least two fixed contacts, and the corresponding fork of first and second Lead-through terminal is respectively provided with at least two fixed contacts, this conducting element is with fork contact this connectedness of conducting and first and second Lead-through terminal.
3. carrier is provided with at least two perforations, and this perforation communicates with slot, and conducting element is provided with at least one through hole, and the through hole of this conducting element is relative with perforation, separately melts cylinder with at least one heat or at least one rivet fixes conducting element and carrier.
4. carrier forms slot and to be coated and fixed conducting element when injection molding.
5. its end exposed to outside slot of conducting element is bending structure.
6. multiple arm relay enters one and includes a casing of relay, magnetic assembly, first Lead-through terminal, second Lead-through terminal and contact unit are arranged in casing of relay, this magnetic assembly includes at least one coil further, at least one iron core, at least one magnetic absorption member and at least one spring, this iron core is arranged in coil, this magnetic absorption member is arranged at carrier bottom, and spring housing is located between coil and magnetic absorption member, and both ends of the spring butted coil and magnetic absorption member respectively, relay power and coil produce the action of electromagnetic attracting force magnetic absorption member with unshakable in one's determination, and with magnetic absorption member Compress Spring, and relay spring to break elastic force pushing and pressing magnetic absorption member resets.
The invention has the beneficial effects as follows, the relay with good electric arc breaking capacity is provided, difference increased fixed contact and travelling contact distance mode between the two in the past, but adopt the structural design that multiple-contact contacts conducting simultaneously and is separated simultaneously, increase the total contact spacing of relay with travelling contact and fixed contact spacing summation, reach the object that the present invention has good electric arc breaking capacity in short space.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the present invention is further described.
Fig. 1 is decomposed schematic perspective view of the present invention.
Fig. 2 is that the present invention combines schematic perspective view.
Fig. 3 is that the present invention combines cross-sectional schematic.
Fig. 4 is magnetic action schematic diagram of the present invention.
Fig. 5 is electronic circuit schematic of the present invention.
Fig. 6 is second embodiment of the invention floor map.
Fig. 7 is second embodiment of the invention electronic circuit schematic.
Fig. 8 is third embodiment of the invention floor map.
Fig. 9 is third embodiment of the invention electronic circuit schematic.
Figure 10 is fourth embodiment of the invention decomposed schematic perspective view.
Figure 11 is fourth embodiment of the invention electronic circuit schematic.
Major label description in figure:
1 casing of relay 11 magnetic assembly
111 coils 112 are unshakable in one's determination
113 magnetic absorption member 114 springs
12 first Lead-through terminal 121 fixed contacts
122 fixed contact 13 second Lead-through terminals
131 fixed contact 132 fixed contacts
2 contact unit 21 carriers
211 slot 212 perforations
22 conducting element 221 travelling contacts
222 through hole 223 forks
224 travelling contact 23 connectednesses
231 fixed contact 24 position of splitter
Embodiment
Be, please refer to Fig. 1 to Fig. 5, show the relay of four contact in figure to further illustrate that each modular construction of the present invention and assembly assembling close, it includes casing of relay 1 and a contact unit 2, wherein:
This casing of relay 1, its group is provided with magnetic assembly 11,1 first Lead-through terminal 12 and one second Lead-through terminal 13; This magnetic assembly 11 includes the assembly such as at least one coil 111, at least one unshakable in one's determination 112, at least one magnetic absorption member 113 and at least one spring 114, and this iron core 112 is mounted in coil 111; This first Lead-through terminal 12 and the second Lead-through terminal 13 are respectively provided with a fixed contact 121,131, and first and second Lead-through terminal 12,13 is for arrange kenel in the same way;
This contact unit 2, it is mounted in this casing of relay 1, this contact unit 2 includes at least one carrier 21, at least two conducting elements 22 and at least one connectedness 23, carrier 21 is provided with at least two slots 211 running through carrier, form slot 211 two ends slotted eye and be positioned at carrier 21 both sides, conducting element 22 groups setting is positioned at slot 211, and conducting element 22 two ends expose to outside slot 211, its end exposed to outside slot 211 of conducting element 22 is bending structure, this at least two conducting element 22 one end corresponds respectively to first, two Lead-through terminals 12, 13, and this at least two conducting element 22 other end corresponds respectively to connectedness 23 two ends,
This connectedness 23 is mounted in casing of relay 1, and connectedness 23 both ends are respectively provided with a fixed contact 231, and conducting element 22 end is respectively provided with a travelling contact 221;
This carrier 21 is provided with at least two perforations 212, and this perforation 212 is that to communicate with slot 211 (be for four perforations 212 at this, and be to communicate a slot 211 with two perforations 212), and conducting element 22 is provided with at least one through hole 222, the through hole 222 of this conducting element 22 is relative with perforation 212, separately melt cylinder or at least one rivet secure bond through hole 222 and perforation 212, so as to fixing conducting element 22 and carrier 21 with at least one heat; In addition, this conducting element 22 can be embedded in mould in advance, when carrier 21 injection molding in mould, and the conducting element 22 and it is coated and fixed while forming slot 211;
The assembly of above-mentioned magnetic absorption member 113 is in carrier 21 bottom end, this magnetic absorption member 113 has a demihull shape top and a sleeve column, this spring 114 is mounted between coil and magnetic absorption member 113, and this spring 114 is sheathed on sleeve column, and spring 114 two ends push against coil 111 and magnetic absorption member 113 top respectively.
About its manner of execution of relay of above-described embodiment four contact, during energising, coil 111 and unshakable in one's determination 112 produces the magnetic absorption member 113 of electromagnetic attracting force carrier 21 lower end, and carrier 21 with magnetic absorption member 113 towards coil 111 direction displacement, and magnetic absorption member 113 Compress Spring 114 in the lump, conducting element 22 travelling contact 221 contacts On current with first and second Lead-through terminal 12,13 and connectedness 23 fixed contact 121,131,231 respectively simultaneously, becomes a kind of control circuit (as shown in Figure 5) of single-input single-output;
During coil 111 power-off, spring 114 spring return pushing and pressing magnetic absorption member 113 resets, and the travelling contact 221 of conducting element 22 departs from fixed contact 231,121,131 simultaneously;
So, the present invention contacts conducting with first and second Lead-through terminal 12,13 and connectedness 23 respectively by conducting element 22, now relay tip spacing summation is travelling contact 221 and the equidistant summation of fixed contact 231,121,131 of conducting element 22 both sides, therefore to be increased relay electric-arc breaking capacity by multijunction design, reach object of the present invention, avoid the defect that prior art is brought, become the relay that a kind of practicality is splendid.
It is worth mentioning that, this contact unit 2 includes at least two position of splitter 24 further, and each position of splitter 24 end is interconnected with the travelling contact 221 of conducting element 22 end, a shunt circuit is formed with position of splitter 24 and conducting element 22, as shown in Figures 1 and 2, after position of splitter 24 is in parallel with conducting element 22, its substitutional resistance more single conducting structure come low, and effectively reduced contact resistance, have simultaneously electric conduction pressure drop loss low with contact the effects such as conducting temperature reduction.Above-mentioned position of splitter 24 is for demihull shape structure in the present embodiment, and its same with the end that conducting element 22 connects be adopt bending structure design.In addition, position of splitter 24 also can adopt wire wire rod cross-over connection conducting element 22 end.
The present invention, except the relay of above-mentioned four contact, also by setting up slot 211 number change on conducting element 22, connectedness 23 and carrier 21, becomes the relay of six or eight contact, as shown in Figures 6 to 9, wherein;
The relay of six contact adopts three conducting element 22, two connectedness 23 and three slots 211, and its first and second Lead-through terminal 12,13 of the relay of six contact is for oppositely to arrange kenel, and with the arrangement kenel of relative two conducting element 22 ends in connectedness 23 two ends, during its conducting as around serial connection aspect; And the relay of eight contact adopts four conducting elements 22, tee joint part 23 and four slots 211, its first and second Lead-through terminal 12,13, for arrange kenel in the same way, is with the basic arrangement kenel of connectedness 23 two ends relative to two conducting element 22 ends equally.It can thus be appreciated that by the change of above-mentioned quantity and arrangement mode, the relay of multiple-contact kenel can be completed.
Refer to Figure 10, shown in Figure 11, it is another embodiment of the present invention, (this fork 223 can be two fork to be mainly provided with fork 223 structure in each end of conducting element 22, trident or trident are with first-class structure, for two fork at this), and this fork 223 is provided with at least two travelling contacts 224, and connectedness 23 respectively holds corresponding fork 223 to be provided with at least two fixed contacts 231, and first, two Lead-through terminals 12, 13 corresponding forks 223 are respectively provided with at least two fixed contacts 121, 122, 131, 132, this conducting element 22 contacts this connectedness of conducting 23 and first with fork 223, two Lead-through terminals 12, 13.
The above, it is only preferred embodiment of the present invention, not any pro forma restriction is done to the present invention, every above embodiment is done according to technical spirit of the present invention any simple modification, equivalent variations and modification, all still belong in the scope of technical solution of the present invention.
In sum, the present invention is in structural design, use practicality and cost benefit, meet completely needed for industry development, and the structure disclosed also is have unprecedented innovative structure, there is novelty, creativeness, practicality, meet the regulation of Invention patent requirement, therefore mention application in accordance with the law.
Claims (7)
1. a multiple arm relay, is characterized in that, includes a magnetic assembly, one first Lead-through terminal, one second Lead-through terminal and a contact unit, wherein:
First Lead-through terminal and the second Lead-through terminal are respectively provided with a fixed contact; Contact unit includes at least one carrier, at least two conducting elements and at least one connectedness, carrier is provided with at least two slots, conducting element arranges and is positioned slot, and conducting element two ends expose to outside slot, and be respectively provided with a travelling contact in conducting element end, and connectedness end is respectively provided with a fixed contact, this at least two conducting elements one end travelling contact corresponds respectively to first and second Lead-through terminal fixed contact, and this at least two conducting elements other end travelling contact corresponds respectively to connectedness two ends fixed contact;
So, electrically conduct relay, and with magnetic assembly magnetic band mobile carrier, the travelling contact of conducting element contacts conducting connectedness and first and second Lead-through terminal fixed contact simultaneously.
2. multiple arm relay according to claim 1, it is characterized in that: described conducting element is respectively held and is provided with a fork, and this fork is provided with at least two travelling contacts, and described connectedness respectively holds corresponding fork to be provided with at least two fixed contacts, and the corresponding fork of first and second Lead-through terminal described is respectively provided with at least two fixed contacts, described conducting element is with connectedness and first and second Lead-through terminal described in fork contact conducting.
3. multiple arm relay according to claim 1, is characterized in that: described contact unit includes at least two position of splitter further, and each position of splitter end is interconnected with conducting element end, formed a shunt circuit with position of splitter and conducting element.
4. multiple arm relay according to claim 1, it is characterized in that: described carrier is provided with at least two perforations, and this perforation communicates with described slot, and described conducting element is provided with at least one through hole, the through hole of described conducting element is relative with this perforation, separately melts cylinder with at least one heat or at least one rivet fixes described conducting element and carrier.
5. multiple arm relay according to claim 1, is characterized in that: described carrier forms slot and the described conducting element that is coated and fixed in injection molding simultaneously.
6. multiple arm relay according to any one of claim 1 to 5, is characterized in that: the described conducting element end exposed to outside described slot is bending structure.
7. multiple arm relay according to claim 1, it is characterized in that: enter one and include a casing of relay, magnetic assembly, first Lead-through terminal, second Lead-through terminal and contact unit are arranged in casing of relay, this magnetic assembly includes at least one coil further, at least one iron core, at least one magnetic absorption member and at least one spring, this iron core is arranged in this coil, this magnetic absorption member is arranged at carrier bottom, and this spring housing is located between this coil and this magnetic absorption member, and this both ends of the spring butted coil and magnetic absorption member respectively, relay power and this coil produce this magnetic absorption member action of electromagnetic attracting force with unshakable in one's determination, and with magnetic absorption member Compress Spring, and relay spring to break elastic force pushing and pressing magnetic absorption member resets.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110027283.5A CN102623246B (en) | 2011-01-26 | 2011-01-26 | Multi-contact relay |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110027283.5A CN102623246B (en) | 2011-01-26 | 2011-01-26 | Multi-contact relay |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102623246A CN102623246A (en) | 2012-08-01 |
| CN102623246B true CN102623246B (en) | 2015-04-22 |
Family
ID=46563099
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110027283.5A Active CN102623246B (en) | 2011-01-26 | 2011-01-26 | Multi-contact relay |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102623246B (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5095294A (en) * | 1989-11-30 | 1992-03-10 | Jidosha Denki Kogyo K.K. | Electromagnetic relay |
| CN101320657A (en) * | 2008-07-17 | 2008-12-10 | 深圳市宝安任达电器实业有限公司 | Energy-saving environment-friendly type contactor |
| CN201994246U (en) * | 2011-01-26 | 2011-09-28 | 松川精密股份有限公司 | Multi-contact relay |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003031096A (en) * | 2001-07-17 | 2003-01-31 | Nec Tokin Iwate Ltd | Electromagnetic relay |
-
2011
- 2011-01-26 CN CN201110027283.5A patent/CN102623246B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5095294A (en) * | 1989-11-30 | 1992-03-10 | Jidosha Denki Kogyo K.K. | Electromagnetic relay |
| CN101320657A (en) * | 2008-07-17 | 2008-12-10 | 深圳市宝安任达电器实业有限公司 | Energy-saving environment-friendly type contactor |
| CN201994246U (en) * | 2011-01-26 | 2011-09-28 | 松川精密股份有限公司 | Multi-contact relay |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102623246A (en) | 2012-08-01 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| EP1174896B1 (en) | Electromagnetic relay | |
| CN202217627U (en) | Magnetic latching relay | |
| CN101887823A (en) | Electromagnetic relay | |
| CN104170047B (en) | Electromagnetic relay with polarity and its manufacture method | |
| CN204230167U (en) | Mobile electric contact device, electric contactor and the two poles of the earth electric contactor | |
| CN202772081U (en) | Thermal electromagnetic system of miniature circuit breaker | |
| US8294540B2 (en) | Relay with multiple contacts | |
| CN102623246B (en) | Multi-contact relay | |
| CN201549396U (en) | Double contact structure for electric connection and relay thereof | |
| JP5029536B2 (en) | Relay device | |
| CN201994246U (en) | Multi-contact relay | |
| CN202796765U (en) | Electromagnetic contactor | |
| CN201522973U (en) | Double-layer three-phase magnetic latching relay | |
| CN208922994U (en) | A kind of small high-power relay | |
| JP3166989U (en) | Multi-contact relay | |
| CN202363367U (en) | Miniaturized relay | |
| CN204966399U (en) | Resistance wire storage device and switching electric capacity contactor | |
| CN201514910U (en) | Electronic overload relay | |
| CN2544410Y (en) | Ultrasmall high sensitivity relay | |
| CN201130639Y (en) | Improved structural contactor stationary contact | |
| TWI447771B (en) | Multi - contact relay | |
| CN2821848Y (en) | Power saving sucking type general magnetoelectric relay | |
| CN220914122U (en) | Relay and vehicle | |
| CN216119975U (en) | High-voltage direct-current relay with auxiliary contacts | |
| CN208819808U (en) | Small high-power relay |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |