CN107706050A - The contact system of miniature relay - Google Patents
The contact system of miniature relay Download PDFInfo
- Publication number
- CN107706050A CN107706050A CN201610644975.7A CN201610644975A CN107706050A CN 107706050 A CN107706050 A CN 107706050A CN 201610644975 A CN201610644975 A CN 201610644975A CN 107706050 A CN107706050 A CN 107706050A
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- CN
- China
- Prior art keywords
- contact spring
- collets
- movable contact
- wire
- insulating trip
- 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
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H50/00—Details of electromagnetic relays
- H01H50/14—Terminal arrangements
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- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Breakers (AREA)
Abstract
The contact system of miniature relay includes movable contact spring and static contact spring piece, one end of the movable contact spring is oppositely arranged with stationary contact, the other end of movable contact spring is electrically connected by connector assembly with static contact spring piece, the connector assembly includes wire and two elastic clamping pieces for being separately positioned on wire both ends, two elastic clamping pieces are respectively used to connecting wire and movable contact spring and wire and static contact spring piece, one of elastic clamping pieces clamp the end of movable contact spring and one end of wire, and another elastic clamping pieces clamps the end of static contact spring piece and the other end of wire.The present invention provides a kind of contact system of miniature relay, traditional welding is replaced by the elastic clip for being arranged on wire both ends, realize the resilient clamp of movable contact spring and static contact spring piece and wire, easy-to-connect and reliable, improve assembly technology, avoid welding from producing influence of the flue gas to contact, improve welding quality, wire assembling is firm and difficult for drop-off.
Description
Technical field
The present invention relates to Low Voltage Electrical Apparatus, and in particular to a kind of contact system of miniature relay.
Background technology
Existing miniature relay contact system wire type of attachment is more, but universal soldering or spot-welding technology, and the former fills
Poor with manufacturability, flue gas caused by welding has an impact to product contact；The latter's welding quality unstable, wire are easy to fall off.In addition,
Movable contact spring is arranged to be connected using metal rivet or plastic rivet more with armature, and armature face is yielding during riveting stress, and it is electric to influence product
Gas parameter.Simultaneously as movable contact spring row organize number it is more, before assembling, assembling when it is yielding, influence properties of product.
The content of the invention
A kind of the defects of it is an object of the invention to overcome prior art, there is provided the simple and reliable miniature relay of wiring
Contact system.
To achieve the above object, present invention employs following technical scheme：
A kind of contact system of miniature relay, including movable contact spring 1 and static contact spring piece 2, one end of the movable contact spring 11 with it is quiet
Contact is oppositely arranged, and the other end of movable contact spring 11 is electrically connected by connector assembly 3 with static contact spring piece 2, and the connector assembly 3 includes leading
Line 31 and two elastic clamping pieces 32 for being separately positioned on the both ends of wire 31, two elastic clamping pieces 32 are respectively used to connecting wire
31 clamp end and the wire 31 of movable contact spring 1 with movable contact spring 1 and wire 31 and static contact spring piece 2, one of elastic clamping pieces 32
One end, another elastic clamping pieces 32 clamps the end of static contact spring piece 2 and the other end of wire 31.
Preferably, the movable contact spring 1 is identical with the quantity of static contact spring piece 2 and is multiple, the multiple static contact spring piece 2 phase side by side
Be arranged at intervals, multiple movable contact springs 1 are spaced apart by collets 4 side by side, each movable contact spring 1 by one group of connector assembly 3 with
One static contact spring piece 2 electrically connects；The contact system also includes the insulating trip 6 and armature 7 parallel with multiple movable contact springs 1 side by side,
The armature 7 is fixed on insulating trip 6, and the insulating trip 6 is fixed on collets 4 between collets 4 and armature 7.
Preferably, the elastic clamping pieces 32 include the middle connection sheet 32c and first elastic clip 32a at both ends
The first holding holes 32d being engaged with wire 31 is provided with the second elastic clip 32b, the first elastic clip 32a, described the
Two elastic clip 32b are provided with the second holding holes 32e with breach 32f, and movable contact spring 1 or static contact spring piece 2 are installed on the second holding holes 32e
It is interior, and the first elastic clip 32a of core 31a stretchings of wire 31 is caught in the second elastic clip 32b breach 32f and movable contact spring
1 or static contact spring piece 2 contact connection.
Preferably, sides of the second elastic clip 32b provided with breach 32f extends to towards insulating trip 6, insulating trip 6
Withstand elastic clamping pieces 32b breach 32f so that insulating trip 6 completely cuts off armature 7 and the core 31a in breach 32f
Open.
Preferably, the both sides of the collets 4 are provided with the fixed lobe 41 for fixed insulation piece 6, the insulating trip 6
Both sides extend towards collets 4 and form two fixed arms 61, and the spacing of two fixed arms 61 is suitable with the width of collets 4, and solid
Fixed arm 61 is provided with the fixing hole 62 coordinated with fixed lobe 41, and during installation, insulating trip 6 promotes towards collets 4 so that collets 4
It is caught between two fixed arms 61, and the fixation that collets 4 and insulating trip 6 are realized in fixing hole 62 is caught in by fixed lobe 41
Connection.
Preferably, the movable contact spring 1 sequentially passes through the support block 5 of collets 4 and insulation, relative to collets 4, the branch
For bracer 5 close to the end that movable contact spring 1 and stationary contact coordinate, support block 5 is provided with the side backwards to insulating trip 6 is higher than collets
4 support protrusion 51.
Preferably, the armature 7 is integrated the insert structure of injection molding with insulating trip 6, and armature 7 is embedded in the insulation of cap-shaped
The insert structure is formed in piece 6, the top of armature 7 is provided with the extension projection 71 for the insulating trip 6 for stretching out cap-shaped.
Preferably, the armature 7, which is attached on insulating trip 6, forms stepped construction, and the stepped construction, which is provided with, runs through armature 7
With the through hole 8 of insulating trip 6, it also is provided with the collets 4 and 8 corresponding hole of through hole, during installation, stepped construction and collets 4
Alignment, and be pressed in by continuously connected fastener rivet hot in the hole of through hole 8 and collets 4 to realize that stepped construction is fixedly connected with collets 4.
Preferably, vertical multiple movable contact springs 1 and the collets 4 and support block 5 of transverse direction are integrated injection molding
Fence structure.
Preferably, the connection sheet 32c, the first elastic clip 32a and the second elastic clip 32b be metal clips punching press and
Into integrated formed structure, the first elastic clip 32a and the second elastic clip 32b are by the both ends of elastic flat sheet to middle curved
Roll over the tubular structure formed.
The contact system of the miniature relay of the present invention, traditional weldering is replaced by the elastic clip for being arranged on wire both ends
Connect, realize the resilient clamp of movable contact spring and static contact spring piece and wire, easy-to-connect and reliable, improvement assembly technology, avoid welding and produce
Influence of the raw flue gas to contact, improves welding quality, and wire assembling is firm and difficult for drop-off.In addition, the both ends of elastic clamping pieces
For the setting of two different elastic clips of structure so that elastic clamping pieces can clamp that structure is different to be led Simultaneous Stabilization
Line and movable contact spring or static contact spring piece, improve the firm of assembling, and two parts is assembled to elasticity from opposite direction respectively
It is mutually non-interference in holder, it is convenient for assembly, improve the stability of wiring.
Brief description of the drawings
Fig. 1 is the structural representation of the contact system of the miniature relay of the present invention；
Fig. 2 is the stereogram of movable contact spring of the invention, connector assembly and static contact spring piece；
Fig. 3 is Fig. 2 of present invention partial structurtes enlarged drawing；
Fig. 4 is the sectional view of movable contact spring of the invention, connector assembly and static contact spring piece；
Fig. 5 is the structural representation of movable contact spring of the invention, collets and support block；
Fig. 6 is the insulating trip of the present invention and the structural representation of armature.
Embodiment
The embodiment provided below in conjunction with accompanying drawing 1 to 6, further illustrate the contact system of the miniature relay of the present invention
Embodiment.The contact system of the miniature relay of the present invention is not limited to the following description.
As depicted in figs. 1 and 2, the contact system of miniature relay of the invention, including movable contact spring 1 and static contact spring piece 2, spring is moved
One end of piece 11 is oppositely arranged with stationary contact, and for the break-make of the output loop of control relay, the other end of movable contact spring 11 leads to
Cross connector assembly 3 to electrically connect with static contact spring piece 1, connector assembly 3 includes wire 31 and two bullets for being separately positioned on the both ends of wire 31
Property holder 32, two elastic clamping pieces 32 are respectively used to connecting wire 31 and movable contact spring 1 and wire 31 and static contact spring piece 2, wherein
One elastic clamping pieces 32 clamps the end of movable contact spring 1 and one end of wire 31, and another elastic clamping pieces 32 clamps quiet
The end of reed 2 and the other end of wire 31.Elastic clip by being arranged on wire both ends replaces traditional welding, realizes dynamic
The resilient clamp of reed and static contact spring piece and wire, easy-to-connect and reliable, improvement assembly technology, avoid welding generation flue gas to touching
The influence of point, improves welding quality, and wire assembling is firm and difficult for drop-off.
Specifically, movable contact spring 1 is identical with the quantity of static contact spring piece 2 and is multiple, and multiple static contact spring pieces 2 are separately set side by side
Put, multiple movable contact springs 1 are spaced apart by collets 4 side by side, and each movable contact spring 1 is quiet by one group of connector assembly 3 and one
Reed 2 electrically connects；Contact system is also fixed on including the insulating trip 6 and armature 7, armature 7 parallel with multiple movable contact springs 1 side by side
On insulating trip 6, insulating trip 6 is fixed on collets 4 between collets 4 and armature 7.The setting of collets and insulating trip,
Play a part of insulation and structural strengthening, strengthen the structural strength of movable contact spring and armature, reduce movable contact spring and armature deforms
Possibility, improve the performance of product；It is beneficial to the assembling structure for constructing cooperation between collets and insulating trip simultaneously, is easy to reality
Insulation between existing movable contact spring row and armature is assembled.
As shown in Figure 3 and Figure 4, the structure of elastic clamping pieces of the invention, elastic clamping pieces 32 include middle connection sheet
The first elastic clip 32a at 32c and both ends and the second elastic clip 32b, the first elastic clip 32a is provided with and the phase of wire 31
The first the holding holes 32d, the second elastic clip 32b coordinated is provided with the second holding holes 32e with breach 32f, movable contact spring 1 or quiet spring
Piece 2 is installed in the second holding holes 32e, and the core 31a of wire 31 stretches out the first elastic clip 32a and is caught in the second elastic clip
In 32b breach 32f connection is contacted with movable contact spring 1 or static contact spring piece 2.The both ends of elastic clamping pieces are two different elasticity of structure
The setting of intermediate plate so that elastic clamping pieces can clamp the different wire of structure and movable contact spring or static contact spring piece Simultaneous Stabilization,
The firm of assembling is improved, and two parts is assembled to respectively from opposite direction in elastic clamping pieces, it is mutually non-interference,
It is convenient for assembly, improve the stability of wiring.It is of course also possible to the core 31a being clamped in breach 32f is welded on movable contact spring
1 or static contact spring piece 2 on to realize secondary fixation.In addition, connection sheet 32c, the first elastic clip 32a and the second elastic clip 32b are
The integrated formed structure that metal clips is stamped to form, the first elastic clip 32a and the second elastic clip 32b are by elastic flat sheet
The tubular structure that is formed to middle bending of both ends.It is simple in construction, it is convenient to manufacture.Moreover, the second elastic clip 32b is provided with
Breach 32f side is towards insulating trip 6, and insulating trip 6 extends to the breach 32f for withstanding elastic clamping pieces 32b so that insulating trip
6 open armature 7 and the core 31a isolations in breach 32f.Both ensured and insulated between armature 7 and the core of wire, caused again
Wire core in product adhesive in breach 32f has support along direction of action both sides, ensures the company of movable contact spring and static contact spring piece
Stability is connect, improves the reliability of product.
As shown in Fig. 1 and Fig. 5-6, the both sides of collets 4 are provided with the fixed lobe 41 for fixed insulation piece 6, insulating trip 6
Both sides towards collets 4 extend formed two fixed arms 61, the spacing of two fixed arms 61 is suitable with the width of collets 4, and
Fixed arm 61 is provided with the fixing hole 62 coordinated with fixed lobe 41, and during installation, insulating trip 6 promotes towards collets 4 so that collets
4 are caught between two fixed arms 61, and are caught in by fixed lobe 41 and consolidating for collets 4 and insulating trip 6 is realized in fixing hole 62
Fixed connection.Fixed structure between collets and insulating trip is simple and firmly, convenient for assembly, improves the efficiency of assembling and reliable
Property；The alternative traditional riveting of fixed structure of buckle-type, influence of the external force to armature quality when effectively avoiding riveted, reduces rank
The possibility that iron deforms.Further, armature 7, which is attached on insulating trip 6, forms stepped construction, is set in the middle part of stepped construction
There is the through hole 8 through armature 7 and insulating trip 6, for installing continuously connected fastener, also be provided with collets 4 and 8 corresponding hole of through hole, peace
During dress, stepped construction is alignd with collets 4, and is pressed in by continuously connected fastener rivet hot in the hole of through hole 8 and collets 4 to realize stacking
Structure is fixedly connected with collets 4.Further reinforced by the way of continuously connected fastener rivet hot pressure armature and insulating trip and collets it
Between connection, naturally it is also possible to directly set multiple fixed arms to realize further on insulating trip and reinforce.In addition, armature 7 with absolutely
Embolium 6 is integrated the insert structure of injection molding, and armature 7, which is embedded in the insulating trip 6 of cap-shaped, forms insert structure, the top of armature 7
End is provided with the extension projection 71 for the insulating trip 6 for stretching out cap-shaped.It is simple in construction, it is convenient to manufacture, strengthen the structural strength of armature,
Pressure during scattered riveting suffered by armature, effectively avoids armature from deforming and influences the electric parameter of product, improve product
Performance；The insulating trip of cap-shaped plays a part of three face insulating protections to armature, strengthens protecting effect.
As shown in figure 5, movable contact spring 1 sequentially passes through the support block 5 of collets 4 and insulation, relative to collets 4, support block 5
Close to the end that movable contact spring 1 coordinates with stationary contact, for providing counter-force support, support block 5 is set on the side backwards to insulating trip 6
There is the support protrusion 51 higher than collets 4.The structure of support block is simple, has the function that to provide the counter-force strong point, while also have
There is the structure for insulating and reinforcing movable contact spring row.Can certainly directly be provided for providing counter-force branch on collets
The support protrusion of support.In addition, vertical multiple movable contact springs 1 and the collets 4 and support block 5 of transverse direction are integrated injection molding
Fence structure.It is simple in construction, it is convenient to manufacture.Moreover, the elastic clip 32b of movable contact spring 1 and second coordinate termination bending with
The angle less than 90 ° is formed between insulation board 6.Prevent wire from being acted on down easy-to-draw dynamic elasticity intermediate plate by external force and being sent out relative to movable contact spring
Raw skew, effectively improve the connective stability of movable contact spring and elastic clip.
Above content is to combine specific preferred embodiment further description made for the present invention, it is impossible to is assert
The specific implementation of the present invention is confined to these explanations.For general technical staff of the technical field of the invention,
On the premise of not departing from present inventive concept, some simple deduction or replace can also be made, should all be considered as belonging to the present invention's
Protection domain.
Claims (10)
- A kind of 1. contact system of miniature relay, it is characterised in that：Including movable contact spring (1) and static contact spring piece (2), the movable contact spring (11) one end is oppositely arranged with stationary contact, and the other end of movable contact spring (11) is electrically connected by connector assembly (3) and static contact spring piece (2) Connecing, the connector assembly (3) includes wire (31) and two elastic clamping pieces (32) for being separately positioned on wire (31) both ends, and two Individual elastic clamping pieces (32) are respectively used to connecting wire (31) and movable contact spring (1) and wire (31) and static contact spring piece (2), one of them Elastic clamping pieces (32) clamp the end of movable contact spring (1) and one end of wire (31), the clamping of another elastic clamping pieces (32) The firmly other end of the end of static contact spring piece (2) and wire (31).
- 2. the contact system of miniature relay according to claim 1, it is characterised in that：The movable contact spring (1) and quiet spring The quantity of piece (2) is identical and is multiple, and the multiple static contact spring piece (2) is separately set side by side, multiple movable contact springs (1) phase side by side It is disposed on collets (4), each movable contact spring (1) is electrically connected by one group of connector assembly (3) with a static contact spring piece (2)； The contact system also includes the insulating trip (6) and armature (7) parallel with multiple movable contact springs (1) side by side, and the armature (7) is solid It is scheduled on insulating trip (6), the insulating trip (6) is fixed on collets (4) between collets (4) and armature (7).
- 3. the contact system of miniature relay according to claim 2, it is characterised in that：Elastic clamping pieces (32) bag Include the connection sheet (32c) of centre and first elastic clip (32a) and the second elastic clip (32b) at both ends, first bullet Property intermediate plate (32a) be provided with the first holding holes (32d) for being engaged with wire (31), second elastic clip (32b) is provided with band The second holding holes (32e) of breach (32f), movable contact spring (1) or static contact spring piece (2) are installed in the second holding holes (32e), and wire (31) core (31a) stretches out the first elastic clip (32a) and is caught in the second elastic clip (32b) breach (32f) and dynamic spring Piece (1) or static contact spring piece (2) contact connection.
- 4. the contact system of miniature relay according to claim 3, it is characterised in that：Second elastic clip (32b) is provided with the side of breach (32f) towards insulating trip (6), and insulating trip (6), which extends to, withstands elastic clamping pieces (32b) Breach (32f) so that insulating trip (6) opens armature (7) and core (31a) isolation in breach (32f).
- 5. the contact system of miniature relay according to claim 2, it is characterised in that：The both sides of the collets (4) Provided with the fixed lobe (41) for fixed insulation piece (6), the both sides of the insulating trip (6) form two towards collets (4) extension Individual fixed arm (61), the spacing of two fixed arms (61) is suitable with the width of collets (4), and fixed arm (61) is provided with and fixation The fixing hole (62) that raised (41) coordinate, during installation, insulating trip (6) promotes towards collets (4) so that collets (4) are caught in two Between individual fixed arm (61), and it is caught in by fixed lobe (41) and collets (4) and insulating trip (6) is realized in fixing hole (62) It is fixedly connected.
- 6. the contact system of miniature relay according to claim 2, it is characterised in that：The movable contact spring (1) is passed through successively The support block (5) of collets (4) and insulation is worn, relative to collets (4), the support block (5) is close to movable contact spring (1) and stationary contact The end that point coordinates, support block (5) are provided with the support protrusion (51) higher than collets (4) on the side backwards to insulating trip (6).
- 7. the contact system of miniature relay according to claim 2, it is characterised in that：The armature (7) and insulating trip (6) insert structure of injection molding is integrated, the insert structure, armature are formed in the insulating trip (6) of the embedded cap-shaped of armature (7) (7) extension that top is provided with the insulating trip (6) for stretching out cap-shaped is raised (71).
- 8. the contact system of the miniature relay according to claim 2 or 5, it is characterised in that：The armature (7) is attached to Stepped construction is formed on insulating trip (6), the stepped construction is provided with the through hole (8) through armature (7) and insulating trip (6), described It also is provided with hole corresponding with through hole (8) on collets (4), during installation, stepped construction is alignd with collets (4), and passes through plastics Nail rivet hot is pressed in the hole of through hole (8) and collets (4) to realize that stepped construction is fixedly connected with collets (4).
- 9. the contact system of miniature relay according to claim 6, it is characterised in that：Vertical multiple movable contact springs (1) and horizontal collets (4) and support block (5) are integrated the fence structure of injection molding.
- 10. the contact system of miniature relay according to claim 3, it is characterised in that：The connection sheet (32c), The integrated formed structure that one elastic clip (32a) and the second elastic clip (32b) are stamped to form for metal clips, the first elastic clip The tubular structure that piece (32a) and the second elastic clip (32b) form by the both ends of elastic flat sheet to middle bending.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610644975.7A CN107706050B (en) | 2016-08-09 | 2016-08-09 | The contact system of miniature relay |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610644975.7A CN107706050B (en) | 2016-08-09 | 2016-08-09 | The contact system of miniature relay |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107706050A true CN107706050A (en) | 2018-02-16 |
| CN107706050B CN107706050B (en) | 2019-10-11 |
Family
ID=61169272
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610644975.7A Active CN107706050B (en) | 2016-08-09 | 2016-08-09 | The contact system of miniature relay |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107706050B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201210534Y (en) * | 2008-06-06 | 2009-03-18 | 东莞捷仕美电子有限公司 | SATA connector |
| CN201570454U (en) * | 2009-11-10 | 2010-09-01 | 宁波金海电子有限公司 | Movable reed welding and strengthening component of electromagnetic relay |
| CN201584373U (en) * | 2010-01-08 | 2010-09-15 | 浙江爱克斯电气有限公司 | Miniature relay |
| CN202259046U (en) * | 2011-09-27 | 2012-05-30 | 江苏正启电气有限公司 | Four-contact relay |
| CN204668248U (en) * | 2015-04-15 | 2015-09-23 | 浙江正泰电器股份有限公司 | The contact system of magnetic latching relay |
-
2016
- 2016-08-09 CN CN201610644975.7A patent/CN107706050B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201210534Y (en) * | 2008-06-06 | 2009-03-18 | 东莞捷仕美电子有限公司 | SATA connector |
| CN201570454U (en) * | 2009-11-10 | 2010-09-01 | 宁波金海电子有限公司 | Movable reed welding and strengthening component of electromagnetic relay |
| CN201584373U (en) * | 2010-01-08 | 2010-09-15 | 浙江爱克斯电气有限公司 | Miniature relay |
| CN202259046U (en) * | 2011-09-27 | 2012-05-30 | 江苏正启电气有限公司 | Four-contact relay |
| CN204668248U (en) * | 2015-04-15 | 2015-09-23 | 浙江正泰电器股份有限公司 | The contact system of magnetic latching relay |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107706050B (en) | 2019-10-11 |
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