CN201994246U - Multi-contact relay - Google Patents
Multi-contact relay Download PDFInfo
- Publication number
- CN201994246U CN201994246U CN2011200243096U CN201120024309U CN201994246U CN 201994246 U CN201994246 U CN 201994246U CN 2011200243096 U CN2011200243096 U CN 2011200243096U CN 201120024309 U CN201120024309 U CN 201120024309U CN 201994246 U CN201994246 U CN 201994246U
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- Prior art keywords
- contact
- conducting element
- lead
- terminal
- relay
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- Expired - Lifetime
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- 238000010521 absorption reaction Methods 0.000 claims description 21
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical class [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 5
- 238000005452 bending Methods 0.000 claims description 4
- 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
- 238000004891 communication Methods 0.000 abstract description 4
- 238000013461 design Methods 0.000 description 9
- 238000010891 electric arc Methods 0.000 description 8
- 230000002950 deficient Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 230000000712 assembly Effects 0.000 description 2
- 238000000429 assembly Methods 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 229910052742 iron Inorganic materials 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
- 230000008859 change Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 150000002505 iron Chemical class 0.000 description 1
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 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
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Abstract
The utility model relates to a multi-contact relay which comprises a magnetic attraction component, a first conducting terminal, a second conducting terminal and a contact assembly, wherein the first conducting terminal and the second conducting terminal are respectively provided with a fixed contact; the contact assembly comprises at least a supporter, at least two diversion parts and at least a communication part; the supporter is provided with at least two slots, the diversion parts are assembled and positioned in the slots, and two ends of either diversion part are exposed out of the slots; and a movable contact is respectively arranged at the end parts of either diversion part, a fixed contact is arranged at the end parts of the communication part respectively, the movable contact arranged at one end of either of the two diversion parts corresponds to the fixed contacts of the first conducting terminal and the second conducting terminal respectively, and the movable contact arranged at the other end of either of the two diversion parts corresponds to the fixed contacts at the two ends of the communication part respectively. The multi-contact relay has good arc interruption capability in a micro space.
Description
Technical field
The utility model relates to a kind of multiple arm relay, relates in particular 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 the automation control electronic loop, all there is it to use as communication switcher, Industry Control, vehicle or air conditioner etc., is actually a kind of electronic type automatic switch that removes to control big electric current with less current.Relay is being played the part of roles such as adjusting automatically, safeguard protection, change-over circuit in electronic loop.
Generally speaking, relay by under the current status, certain distance between can in air generation spark be called arc phenomenon when contact switch opens and closes at contact switch.When the working voltage of relay tip voltage rises, because of the blocking electric arc number of times that the arc phenomenon aggravation will cause relay to bear is significantly decayed.In order to prevent above-mentioned arc phenomenon; have at present and install the two ends of arc protection circuit additional in the contact switch escape; modes such as condenser type protection arc circuit and capacitance resistance formula protection arc circuit are arranged; or to strengthen the spacing between fixed contact and the travelling contact; structural design by relevant spare part reaches blocking electric arc.
Because electronic building brick is towards miniaturization Design now, relay also is like this comparatively speaking, especially be applied under the high voltage and high current control circuit, the spacing that will strengthen in the confined space between fixed contact and the travelling contact seems difficult especially, and promptly increase actuating of relay stroke apart from strengthening between the two, cause between travelling contact and the fixed contact the contact conduction, whether certain, smooth and easy, and then influence its control circuit accuracy of relay if separating action such as outage.
In view of this, this creator is in response to component miniaturization, and can be applicable under the high electric current control circuit of high voltage, carry out the research and development and the design of relay dependency structure, and create a kind of " multiple arm relay " finally, different prior aries increase fixed contacts and travelling contact be the technology of distance between the two, by increasing the structural design of contact, the defective of avoiding prior art to bring becomes the splendid relay of a kind of practicality.
The utility model content
Technical problem underlying to be solved in the utility model is, overcome the above-mentioned defective that prior art exists, and provide a kind of multiple arm relay, relay with good electric arc breaking capacity is provided, difference increased fixed contact and travelling contact between the two apart from mode in the past, but adopt multiple-contact to contact conducting and separated structures design simultaneously simultaneously, increase the total contact spacing of relay with travelling contact and fixed contact spacing summation, reach the utility model has good electric arc breaking capacity in short space purpose.
In order to reach above-mentioned purpose and effect, the utility model " 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 second Lead-through terminal respectively are 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, the conducting element group is set and is positioned at slot, and the conducting element two ends expose to outside the slot, and respectively be provided with a travelling contact in the conducting element end, and the connectedness end respectively is provided with a fixed contact, and 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, the relay that electrically conducts drives carrier with magnetic assembly magnetic, simultaneously the travelling contact of conducting element contact conducting connectedness and first and second Lead-through terminal fixed contact.
The utility model " multiple arm relay " still includes following technical characterictic:
1. this contact unit further includes at least two position of splitter, and each position of splitter end is to interconnect with the conducting element end, constitutes a loop in parallel with position of splitter and conducting element.
2. each end of conducting element 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 respectively is provided with at least two fixed contacts, and 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 is to communicate 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, melts cylinder or at least one rivet fixedly conducting element and carrier with at least one heat in addition.
4. its end that exposes to outside the slot of conducting element is to be bending structure.
5. multiple arm relay advances one and includes a relay housing, the magnetic assembly, first Lead-through terminal, second Lead-through terminal and contact unit are mounted in the relay housing, this magnetic assembly further includes at least one coil, at least one iron core, at least one magnetic absorption member and at least one spring, this iron core is mounted in the coil, this magnetic absorption member is mounted on the carrier bottom, and spring housing is located between coil and the magnetic absorption member, and both ends of the spring is butted coil and magnetic absorption member respectively, relay power and coil and the electromagnetic attracting force magnetic absorption member that produces unshakable in one's determination are moved, and with magnetic absorption member compression spring, and relay spring to break elastic force pushing and pressing magnetic absorption member resets.
The beneficial effects of the utility model are, relay with good electric arc breaking capacity is provided, difference increased fixed contact and travelling contact between the two apart from mode in the past, but adopt multiple-contact to contact conducting and separated structures design simultaneously simultaneously, increase the total contact spacing of relay with travelling contact and fixed contact spacing summation, reach the utility model has good electric arc breaking capacity in short space purpose.
Description of drawings
Below in conjunction with drawings and Examples the utility model is further specified.
Fig. 1 is the utility model part exploded perspective schematic diagram.
Fig. 2 is the utility model combination schematic perspective view.
Fig. 3 is the utility model combination cross-sectional schematic.
Fig. 4 is the utility model magnetic action schematic diagram.
Fig. 5 is the utility model electronic circuit schematic.
Fig. 6 is the utility model second embodiment floor map.
Fig. 7 is the utility model second embodiment electronic circuit schematic.
Fig. 8 is the utility model the 3rd embodiment floor map.
Fig. 9 is the utility model the 3rd embodiment electronic circuit schematic.
Figure 10 is the utility model the 4th embodiment part exploded perspective schematic diagram.
Figure 11 is the utility model the 4th embodiment electronic circuit schematic.
The number in the figure explanation:
1 relay housing, 11 magnetic assemblies
111 coils, 112 iron cores
113 magnetic absorption member, 114 springs
12 first Lead-through terminals, 121 fixed contacts
122 fixed contacts, 13 second Lead-through terminals
131 fixed contacts, 132 fixed contacts
2 contact units, 21 carriers
211 slots, 212 perforations
22 conducting elements, 221 travelling contacts
223 ones of 222 through holes
224 travelling contacts, 23 connectednesses
231 fixed contacts, 24 position of splitter
Embodiment
In order to further specify each modular construction of the utility model and assembly assembling relation, please cooperate and consult Fig. 1 to Fig. 5, show the relay of four contact kenels among the figure, it includes a relay housing 1 and a contact unit 2, wherein:
This relay housing 1, its group are provided with a magnetic assembly 11, one first Lead-through terminal 12 and one second Lead-through terminal 13; This magnetic assembly 11 includes assemblies 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 112 is mounted in the coil 111; This first Lead-through terminal 12 and second Lead-through terminal 13 respectively are provided with a fixed contact 121,131, and first and second Lead-through terminal 12,13 is for being provided with kenel in the same way;
This contact unit 2, it is to be mounted in this relay housing 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 that run through carrier, form slot 211 two ends slotted eyes and be positioned at carrier 21 both sides, conducting element is set for 22 groups and is positioned at slot 211, and conducting element 22 two ends expose to outside the slot 211, conducting element 22 its ends that expose to outside the slot 211 are to be bending structure, these at least two conducting elements 22 1 ends correspond respectively to first, two Lead-through terminals 12,13, and these at least two conducting elements 22 other ends correspond respectively to connectedness 23 two ends;
This connectedness 23 is mounted in the relay housing 1, and connectedness 23 both ends respectively are provided with a fixed contact 231, and conducting element 22 ends respectively are provided with a travelling contact 221;
This carrier 21 is provided with at least two perforations 212, and this perforation 212 is to communicate with slot 211 that (at this is to be example with four perforations 212, and be with two perforations 212 slot 211 that communicates), 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, in addition melt cylinder or at least one rivet secure bond through hole 222 and perforation 212, so as to fixedly conducting element 22 and carrier 21 with at least one heat; In addition, this conducting element 22 can be embedded in the mould in advance, when carrier 21 injection molding in mould, and its conducting element 22 that is coated and fixed when forming slot 211;
Above-mentioned magnetic absorption member 113 assembly are located in carrier 21 bottoms, this magnetic absorption member 113 has a demihull shape top and a sleeve column, this spring 114 is mounted between coil and the magnetic absorption member 113, and this spring 114 is to be sheathed on sleeve column, and spring 114 two ends push against coil 111 and magnetic absorption member 113 tops respectively.
Its manner of execution of relay about the foregoing description four contact kenels, coil 111 produces the magnetic absorption member 113 of electromagnetic attracting force carrier 21 lower ends with unshakable in one's determination 112 during energising, and carrier 21 with magnetic absorption member 113 towards coil 111 direction displacements, and magnetic absorption member 113 is compressed spring 114 in the lump, conducting element 22 travelling contacts 221 contact the conducting electric current with first and second Lead-through terminal 12,13 and connectedness 23 fixed contacts 121,131,231 respectively simultaneously, become the control circuit (as shown in Figure 5) of the single output of a kind of single input;
During coil 111 outages, spring 114 spring returns pushing and pressing magnetic absorption member 113 resets, and the travelling contact 221 of conducting element 22 breaks away from fixed contact 231,121,131 simultaneously;
So, the utility model contacts conducting with first and second Lead-through terminal 12,13 and connectedness 23 respectively by conducting element 22, this moment, relay tip spacing summation was the travelling contact 221 and fixed contact 231,121,131 equidistant summations of conducting element 22 both sides, therefore by the multijunction design relay electric arc breaking capacity that is increased, reach the purpose of this utility model, the defective of avoiding prior art to bring becomes the splendid relay of a kind of practicality.
What deserves to be mentioned is, this contact unit 2 further includes at least two position of splitter 24, and each position of splitter 24 end is that the travelling contact 221 with conducting element 22 ends interconnects, constitute a loop in parallel with position of splitter 24 with conducting element 22, as Fig. 1 and shown in Figure 2, after position of splitter 24 and conducting element 22 were in parallel, it is low that the more single conducting structure of its substitutional resistance comes, and effectively reduced contact resistance, have simultaneously conducting voltage fall loss low with contact effect such as conducting temperature reduction.Above-mentioned position of splitter 24 is to be example with the demihull shape structure in present embodiment, and the end that itself and conducting element 22 join is to adopt the bending structure design equally.In addition, position of splitter 24 also can adopt lead wire rod cross-over connection conducting element 22 ends.
The utility model also can become the relay of six or eight contact kenels by setting up slot 211 number change on conducting element 22, connectedness 23 and the carrier 21 except the relay of above-mentioned four contact kenels, and is extremely shown in Figure 9 as Fig. 6, wherein;
The relay of six contact kenels adopts three conducting elements 22, two connectednesses 23 and three slots 211, and its first and second Lead-through terminal 12,13 of the relay of six contact kenels is for oppositely being provided with kenel, and with the arrangement kenel of a connectedness 23 two ends relative two conducting elements 22 ends, during its conducting as around the serial connection aspect; And the relay of eight contact kenels adopts four conducting elements 22, tee joint spare 23 and four slots 211, and its first and second Lead-through terminal 12,13 is the basic arrangement kenel with a connectedness 23 two ends relative two conducting elements 22 ends for kenel is set in the same way equally.Variation and the arrangement mode that hence one can see that by above-mentioned quantity can be finished the relay of multiple-contact kenel.
See also Figure 10, shown in Figure 11, it is another embodiment of the utility model, mainly be to be provided with a fork 223 structures in each end of conducting element 22 (this fork 223 can be two forks, trident or trident are with first-class structure, at this is to be example with two forks), 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 respectively are provided with at least two fixed contacts 121,122,131,132, this conducting element 22 is with fork 223 these connectednesses 23 and first of contact conducting, two Lead-through terminals 12,13.
The above, it only is preferred embodiment of the present utility model, be not that the utility model is done any pro forma restriction, every foundation technical spirit of the present utility model all still belongs in the scope of technical solutions of the utility model any simple modification, equivalent variations and modification that above embodiment did.
In sum, the utility model is on structural design, use practicality and cost benefit, it is required to meet industry development fully, and the structure that is disclosed also is to have unprecedented innovation structure, have novelty, creativeness, practicality, the regulation that meets relevant novel patent requirement is so mention application in accordance with the law.
Claims (6)
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 second Lead-through terminal respectively are 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, the conducting element group is set and is positioned at slot, and the conducting element two ends expose to outside the slot, and respectively be provided with a travelling contact in the conducting element end, and the connectedness end respectively is provided with a fixed contact, and 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.
2. multiple arm relay according to claim 1, it is characterized in that: each end of described conducting element 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 described first and second Lead-through terminal respectively is provided with at least two fixed contacts, and described conducting element is with the fork contact described connectedness of conducting and described first and second Lead-through terminal.
3. multiple arm relay according to claim 1 is characterized in that: described contact unit further includes at least two position of splitter, and each position of splitter end and described conducting element end interconnect, and constitutes a loop in parallel 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 is to communicate with described slot, and described conducting element is provided with at least one through hole, the through hole of this conducting element is relative with this perforation, melts cylinder or fixing described conducting element of at least one rivet and carrier with at least one heat in addition.
5. according to each described multiple arm relay in the claim 1 to 4, it is characterized in that: it is bending structure that described conducting element exposes to the outer end of described slot.
6. multiple arm relay according to claim 1, it is characterized in that: advance one and include a relay housing, magnetic assembly, first Lead-through terminal, second Lead-through terminal and contact unit are mounted in this relay housing, this magnetic assembly further includes at least one coil, at least one iron core, at least one magnetic absorption member and at least one spring, this iron core is mounted in this coil, this magnetic absorption member is mounted on described carrier bottom, and this spring housing is located between this coil and the magnetic absorption member, and this both ends of the spring butted coil of difference and magnetic absorption member.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200243096U CN201994246U (en) | 2011-01-26 | 2011-01-26 | Multi-contact relay |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200243096U CN201994246U (en) | 2011-01-26 | 2011-01-26 | Multi-contact relay |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201994246U true CN201994246U (en) | 2011-09-28 |
Family
ID=44670726
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011200243096U Expired - Lifetime CN201994246U (en) | 2011-01-26 | 2011-01-26 | Multi-contact relay |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201994246U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102623246A (en) * | 2011-01-26 | 2012-08-01 | 松川精密股份有限公司 | Multi-contact relay |
-
2011
- 2011-01-26 CN CN2011200243096U patent/CN201994246U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102623246A (en) * | 2011-01-26 | 2012-08-01 | 松川精密股份有限公司 | Multi-contact relay |
| CN102623246B (en) * | 2011-01-26 | 2015-04-22 | 松川精密股份有限公司 | Multi-contact relay |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20110928 Effective date of abandoning: 20150422 |