CN203562369U - Contact plate fixing structure - Google Patents
Contact plate fixing structure Download PDFInfo
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- CN203562369U CN203562369U CN201320798709.1U CN201320798709U CN203562369U CN 203562369 U CN203562369 U CN 203562369U CN 201320798709 U CN201320798709 U CN 201320798709U CN 203562369 U CN203562369 U CN 203562369U
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- boss
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Abstract
The utility model provides a contact plate fixing structure. The contact plate fixing structure comprises a shell and a contact plate, wherein a slot is formed in the shell; after the contact plate is inserted to a certain degree, the slot limits the contact plate so that the contact plate cannot advance along the inserting direction; a boss is arranged on the contact plate and is provided with an arc-shaped edge; an elastic clamping groove is formed in the shell and corresponds to the boss; and the boss can be inserted in the elastic clamping groove. When the contact plate is inserted in the slot to a certain degree and cannot advance again due to limitation of the slot, the elastic clamping groove and the boss form an inverted fastening locking structure, so that the contact plate cannot move along the direction opposite to the inserting direction of the contact plate; the contact plate is positioned in the inserting direction and the direction opposite to the inserting direction by using the inverted fastening locking structure and the slot; the problem that the contact plate creeps due to interference fit after being used for a long time and then loosens in the direction opposite to the inserting direction is solved; and owing to the inverted fastening locking structure, new parts are omitted, and the production cost cannot be increased.
Description
Technical field
The utility model relates to a kind of contact plate fixed structure, belongs to appliance switch technical field.
Background technology
Contactor is a kind of control apparatus of automation, and it is to utilize coil current flowing to produce magnetic field, makes contact closure, to reach the electrical equipment of control load.Contactor is comprised of electromagnetic system, contact system, arc-control device, the insulation body and annex etc. conventionally, contact system comprises static contact component and moving contact, moving contact armature interlock common and electromagnetic system arranges, during the coil electricity of electromagnetic system, armature drives moving contact to coordinate with corresponding static contact component, thereby connects load power source.Static contact component generally consists of contact plate and fixed contact, fixed contact is fixed on contact plate, contact plate is fixed on the insulation body of contactor, thereby whole static contact component is fixed on the body and matches with moving contact, contact plate is used for supporting and the fixed contact of fixed contact, therefore requires contact plate can not to move by occurrence positions when being subject to the pressure of moving contact.
At present, contact plate adopts pressure assembling mode to be fixed on the body, as shown in figure 18, contact plate 2 is inserted into after the slot on the body 1, the interference fit at contact plate 2 and the body 1 C place in Y-direction dependence figure positions, directions X (being the direction of insertion of contact plate 2) rely in the drawings A place accurately location (top of slot direction of insertion withstands contact plate at A place) and in the drawings B place by supporter 3, compress.The contact plate fixed structure of the prior art comprises the body 1, contact plate 2 and supporter 3, owing to needing to install several contact plates 2 on the body 1, and each contact plate 2 needs to locate by supporter 3, supporter 3 need to be installed to separately the correct position place of the body 1, therefore the contact plate fixed structure complexity of the prior art, production cost is higher, and economic benefit is low.
Also has a kind of contact plate pressure assembled fixed structure, as shown in figure 19, contact plate 2 is inserted into after the slot on the body 1, contact plate 2 and the body 1 rely on accurately location, A place in the drawings at directions X, in addition, as can be seen from Figure, the prior art has been cancelled supporter 3 elastic compression effects, and directly rely on Y-direction in the drawings C place interference fit prevent contact plate 2 getting loose along X opposite direction (rightabouts of contact plate 2 direction of insertion).Although the contact plate fixed structure of the prior art has been cancelled the setting of supporter 3, reduced production cost, but contact plate 2 is at the interference fit location place of Y-direction, after long-term use, can produce creep, thereby cause contact plate 2 fixing appearance in the Y direction loosening, and because contact plate 2 is not located on directions X, therefore in use contact plate 2 is as easy as rolling off a log, in the larger position of directions X appearance, move, thereby cause the dynamic/static contact of contactor product not coordinate, this is very serious quality problems in the use procedure of contactor product reliable and stablely.
To sum up, how to provide a kind of simple in structure, and after long-time use, can on direction of insertion rightabout, not produce the contact plate fixed structure getting loose be the technical barrier that prior art does not also solve.
Utility model content
For this reason, technical problem to be solved in the utility model is to overcome electrical equipment contact plate in prior art and on direction of insertion rightabout, easily produces loosening problem after using for a long time, provide a kind of simple in structure, and after long-time use, contact plate can not produce the contact plate fixed structure getting loose on direction of insertion rightabout.
Further provide a kind of simple in structure, and after long-time use to still good contact plate fixed structure of contact plate locating effect.
For solving the problems of the technologies described above, the utility model is a kind of contact plate fixed structure, comprise the body and contact plate, on the described body, form slot, described slot limits described contact plate after described contact plate inserts certain position can not be continued to advance along its direction of insertion, on described contact plate, form boss, described boss has arc-shaped side, the described body is forming with described boss opposite position place the elasticity draw-in groove inserting for described boss, certain position in described contact plate inserts described slot and can not be moved on by the restriction of described slot time, described elasticity draw-in groove and described arc-shaped side form back-off structure, so that described contact plate can not be along moving with its direction of insertion rightabout.
Described boss pushes described elasticity draw-in groove continuous modification when inserting described elasticity draw-in groove, certain position in described contact plate inserts described slot and can not be moved on by the restriction of described slot time, after described arc-shaped side and described continuous modification, the described elastic card groove of perfect elasticity recovery forms described back-off structure.
Described elasticity draw-in groove comprises two elastic arms that extend along described contact plate direction of insertion that are molded on the described body and is molded over the passage between elastic arm madial wall described in two.
Described passage comprises that along described contact plate direction of insertion, by the wide Part I narrowing gradually and the Part II with uniform cross-section being connected with described Part I, described Part II is positioned at the front end of described contact plate direction of insertion.
Described back-off structure also comprises and is arranged on described in two elastic arm along two ends of the inside top of described contact plate direction of insertion, described in two end be against two respectively described on arc-shaped side.
Described arc-shaped side is arc-shaped edges.
Described end is right angle end points, or rounding, or fall hypotenuse.
Described boss has along the front portion of described contact plate direction of insertion for guiding described boss to insert the guide part of described passage.
The cross section of described guide part is narrowed by wide gradually along described contact plate direction of insertion.
Described guide part comprises two guide edges, and two described guide edges tilt relatively to the inside along the front end of described contact plate direction of insertion.
Described guide edge is straight hypotenuse or arc-shaped side.
Described boss forming is on the plate face of described contact plate.
The cross sectional shape of described boss is circular.
Described boss comprises two parts separately, and every part has a described arc-shaped side.
The cross sectional shape of described every part is semicircle.
Described slot have with the fit structure on the vertical and orthogonal both direction of described contact plate direction of insertion, described contact plate being positioned.
Described fit structure is included in the over-surplus fit structure in the direction perpendicular to described contact plate upper and lower plates face, described contact plate being positioned.
Described over-surplus fit structure comprises the projection being molded on described contact plate and the slot cell wall clamping with described projection after described contact plate inserts described slot.
Described projection is arc.
It is parallel with described contact plate plate face and perpendicular to the matched in clearance structure in the direction of described contact plate direction of insertion, described contact plate being positioned that described fit structure is also included in.
Described certain position is the apical position along described contact plate direction of insertion that described contact plate is inserted into described slot.
Technique scheme of the present utility model has the following advantages compared to existing technology:
1. in the utility model, by moulding boss on contact plate, described boss has arc-shaped side, the elasticity draw-in groove that moulding is inserted for boss on the body, make contact plate when assembling, described contact plate is inserted into certain position in described slot and can not be moved on by described slot restriction time, described elasticity draw-in groove and described arc-shaped side form back-off structure, by the described back-off structure rightabout location of touch panel in its direction of insertion that achieve a butt joint, avoided described contact plate along the rightabout of its direction of insertion, to occur loosening in the course of the work, the utility model is the rightabout location in its direction of insertion to contact plate, do not increase other parts, reduced production cost, in addition, being engaged on the basis that both meets described contact plate location of the arc-shaped side of described boss and described elasticity draw-in groove, can not form again self-locking, facilitated the dismounting of described contact plate.
2. in the utility model, described boss pushes described elasticity draw-in groove continuous modification when inserting described elasticity draw-in groove, certain position in described contact plate inserts described slot and can not be moved on by the restriction of described slot time, the described elastic card groove not recovering completely after the arc-shaped side of described boss and continuous modification forms described back-off structure, described elasticity draw-in groove to have the described contact plate of described boss position be mainly utilized described elasticity draw-in groove to be extruded continuous modification in boss insertion process after also not perfect elasticity recover, there is elastic restoring force, described elastic arm acts on the arc-shaped side of described boss by this elastic restoring force just, the location of realization to boss, this back-off structure is simple, location is reliable, avoided contact plate to occur loosening risk along the rightabout of its direction of insertion, and coordinating not of the arc-shaped side of elastic arm and boss can self-locking, thereby the dismounting of contact plate is easy.
3. in the utility model, described elasticity draw-in groove comprises two elastic arms that extend along described contact plate direction of insertion that are molded on the described body and is molded over the passage between elastic arm madial wall described in two, described passage comprises along described contact plate direction of insertion by the wide Part I narrowing gradually and the Part II with uniform cross-section being connected with described Part I, described Part II is positioned at the front end of described contact plate direction of insertion, described boss is introduced into the described Part I narrowing from the width along direction of insertion, push the elastic arm strain of described Part I both sides, then enter the Part II with uniform cross-section, the strain of elastic arm is constant, when the width position of boss is after the front end of Part II, elastic arm starts elasticity and recovers, and a certain position in elasticity recovery process and boss form described back-off structure, in this process, the described Part II of described passage plays transitional function and adjusts the effect of conflict position on arc-shaped side, described end.
4. in the utility model, described back-off structure also comprises and is arranged on described in two elastic arm along two ends of the inside top of described contact plate direction of insertion, described in two end be against two respectively described on arc-shaped side, and the angle that the rightabout of the normal direction of described end and conflict place of described arc-shaped side and described contact plate direction of insertion forms is not more than Self-locking angle, by the setting of the above end and described arc-shaped side, make described end point to the conflict power of described arc-shaped side the direction that described contact plate inserts, thereby described end positions contact plate with together with barrier force that contact plate is subject to slot the conflict power of described arc-shaped side on the rightabout of its direction of insertion and direction of insertion, in addition, the angle that the normal direction at described end and the described arc-shaped side place of offseting and the rightabout of described contact plate direction of insertion form is not more than Self-locking angle, the conflict that is described end and described arc-shaped side is self-locking, and this arranges and has guaranteed that the boss of contact plate and elastic arm there will not be and rock at work.
5. in the utility model, described boss has along the front portion of described contact plate direction of insertion for guiding described boss to insert the guide part of described passage, the cross section of described guide part is narrowed by wide gradually along described contact plate direction of insertion, described guide part comprises two guide edges, two straight hypotenuse and arc-shaped sides that described guide edge tilts relatively to the inside along the front end of described contact plate direction of insertion, the straight hypotenuse of guide part or arc-shaped side with the coordinating of straight hypotenuse of elastic arm played sufficient guide effect, make boss balanced with the STRESS VARIATION of the assembling process of elastic arm, steadily.
6. in the utility model, described boss forming is on the plate face of described contact plate, the cross sectional shape of described boss is regular pentagon or quadrangle, has the described contact plate of described boss by simple continuous stamping die machine-shaping, is easy to realize mass and automation.
7. in the utility model, described boss can also be Split type structure, and this kind setting can be saved the material of using of described boss, and for producing in enormous quantities, this setting can be lowered into product cost undoubtedly.
8. in the utility model, described slot have with the fit structure on the vertical and orthogonal both direction of described contact plate direction of insertion, described contact plate being positioned, thereby with perpendicular two coordinate directions of contact plate direction of insertion on, described contact plate has been realized to location, more than locate the location that fit structure carries out in direction of insertion described contact plate by described back-off structure in conjunction with above-mentioned elastic arm, realized the location of described contact plate on three coordinate directions.
9. in the utility model, described fit structure is included in the over-surplus fit structure in the direction perpendicular to described contact plate upper and lower plates face, described contact plate being positioned, and this kind of location structure location is reliable.
10. in the utility model, it is parallel with described contact plate plate face and perpendicular to the matched in clearance structure in the direction of described contact plate direction of insertion, described contact plate being positioned that described fit structure is also included in, matched in clearance structure is conducive to contact plate to be inserted in slot, has improved efficiency of assembling.
Accompanying drawing explanation
For content of the present utility model is more likely to be clearly understood, according to specific embodiment of the utility model also by reference to the accompanying drawings, the utility model is described in further detail, wherein below
Fig. 1 is the assembling schematic diagram of contact plate of the present utility model and the body;
Fig. 2 is the end view of the assembling of contact plate of the present utility model and the body;
Fig. 3 is the structural representation of the body of the present utility model;
Fig. 4 is boss of the present utility model and elastic arm assembling stage schematic diagram;
Fig. 5 is a kind of boss of the present utility model and elastic arm fit structure;
Fig. 6 is another kind of boss of the present utility model and elastic arm fit structure;
Fig. 7 is another kind of boss of the present utility model and elastic arm fit structure;
Fig. 8 is another kind of boss of the present utility model and elastic arm fit structure;
Fig. 9 is another kind of boss of the present utility model and elastic arm fit structure;
Figure 10 is another kind of boss of the present utility model and elastic arm fit structure;
Figure 11 is the assembling schematic diagram of contact plate of the prior art and the body;
Figure 12 is the assembling schematic diagram of contact plate and the body in another prior art.
In figure, Reference numeral is expressed as: the 1-body, 11-elastic arm, 111-end, 12-passage, 12a-Part I, 12b-Part II, 13-slot, 2-contact plate, 21-boss, 22-projection, 211-arc-shaped side, 213-guide edge.
Embodiment
Below in conjunction with accompanying drawing, embodiment of the present utility model is elaborated.Should be understood that, embodiment described herein only, for description and interpretation the utility model, is not limited to the utility model.
As shown in Figure 1, the present embodiment provides a kind of contact plate fixed structure, comprise the body 1 and contact plate 2, on the described body 1, form slot 13, described slot 13 limits described contact plate 2 after described contact plate 2 inserts certain position can not be continued to advance along its direction of insertion, described certain position place at described slot 13 realizes accurately location to described contact plate 2, guarantee that described contact plate 2 is assembled to the position of requirement, it should be noted that, in the present embodiment, described certain position is the apical position along described contact plate 2 direction of insertion (being A place in Fig. 2) that described contact plate 2 is inserted into described slot 13, but the accurately located position of the contact plate 2 that the present embodiment provides is also limited to this, for example, described contact plate can also can not be moved on by the limiting structure restriction in described slot when not being inserted into described slot 13 apical position.
In the present embodiment, as depicted in figs. 1 and 2, on described contact plate 2, form boss 21, described boss 21 has arc-shaped side 211, the described body 1 is forming with described boss 21 opposite position places the elasticity draw-in groove inserting for described boss 21, at described contact plate 2, insert the interior certain position of described slot 13 and can not be moved on by 13 restrictions of described slot time, described elasticity draw-in groove and described arc-shaped side 211 form back-off structure, so that described contact plate 2 can not be along moving with its direction of insertion rightabout.The combination in the accurate location (A place in figure) on the top along described contact plate 2 direction of insertion of described slot 13 to described contact plate 2 by described back-off structure and described slot 13, realized described contact plate 2 in its direction of insertion and the rightabout reliable location of direction of insertion, prevented that described contact plate 2 is after long-term use, along its direction of insertion rightabout, there is loosening phenomenon, and the described back-off structure of the present embodiment is that described contact plate 2 and described elasticity draw-in groove 13 form, not extra other parts that increase, can not increase production cost, in addition, the arc-shaped side 211 of described boss 21 both meets on the basis of described contact plate location with being engaged in of described elasticity draw-in groove, can not form again self-locking, facilitated the dismounting of described contact plate.
Particularly, in the present embodiment, as shown in Figure 4, described boss 21 pushes described elasticity draw-in groove continuous modification when inserting described elasticity draw-in groove, at described contact plate 2, insert the interior certain position of described slot 13 and can not be moved on by 13 restrictions of described slot time, described arc-shaped side 211 with through described continuous modification and the described elastic card groove that perfect elasticity is recovered form described back-off structure.Described elasticity draw-in groove is mainly the elastic recovery capability that has utilized described elasticity draw-in groove to the location of the described contact plate 2 with described boss 21, just by after described elasticity draw-in groove strain perfect elasticity recover resilient force on described boss 21, just make to form back-off structure between described boss 21 and described elasticity draw-in groove, thereby realize on the rightabout of described contact plate 2 direction of insertion, described contact plate 2 is located.
In the present embodiment, as shown in figures 1 and 3, described elasticity draw-in groove comprises two elastic arms 11 that extend along described contact plate 2 direction of insertion that are molded on the described body 1 and is molded over the passage 12 between elastic arm 11 madial walls described in two.
Described passage 12 comprises that along described contact plate 12 direction of insertion, by the wide Part I 12a narrowing gradually and the Part II 12b with uniform cross-section being connected with described Part I 12a, described Part II 12b is positioned at the front end of described contact plate 12 direction of insertion.Described boss 21 is introduced into the described Part I 12a narrowing from the width along direction of insertion, push described elastic arm 11 strains of described Part I 12a both sides, then enter the described Part II 12b with uniform cross-section, the strain of described elastic arm 11 is constant, when the width position of described boss 21 is after the front end of described Part II 12b, described elastic arm 11 starts elasticity and recovers, and a certain position in elasticity recovery process and described boss 21 form described back-off structure, in this process, the described Part II of described passage plays transitional function.
Again further particularly, as shown in Figure 4, described back-off structure also comprises described in being arranged on described in two elastic arm 11 is against two respectively along end 111 described in two ends 111, two of the inside top of described contact plate 2 direction of insertion on arc-shaped side 211.Described arc-shaped side 211 is arc-shaped edges.
111Wei right angle, described end end points, or rounding, or fall hypotenuse.
As shown in Figure 4, described boss 21 has along the front portion of described contact plate 2 direction of insertion for guiding described boss 21 to insert the guide part of described passage 12.Described guide part inserts in described passage 12 processes and has played sufficient guide effect at described boss 21, makes the erection stress between described boss 21 and described elastic arm 11 change balanced, steady.
Particularly, in the present embodiment, the cross section of described guide part is narrowed by wide gradually along described contact plate 2 direction of insertion.Described guide part comprises that 213, two described guide edges 213 of two guide edges tilt relatively to the inside along the front end of described contact plate 2 direction of insertion.Described guide edge 213 is straight hypotenuse or arc-shaped side.In assembling process, two straight hypotenuses or the arc-shaped side of described guide part coordinate with the straight hypotenuse of described elastic arm 11, and guide effect is good, and the STRESS VARIATION between described boss 21 and described elastic arm 11 is balanced, steadily.
Described boss 21 is molded on the plate face of described contact plate 2.Particularly; in the present embodiment; the described elastic arm 11 of considering the described body 1 is subject to space to limit the below that can only be molded over described slot 13; therefore described boss 21 is molded on the lower face of described contact plate 2; when but the described elastic arm 11 after follow-up improvement can be molded over the top of described slot 13; described boss 21 can be molded on the upper face of described contact plate 2, within this also drops into protection range of the present utility model.
The cross sectional shape of described boss 21 is circular.In Fig. 5-7, described boss is round boss, and wherein, in Fig. 5, the forward position end points of described elastic arm 11 is right angle end points, and in Fig. 6, the forward position end points of described elastic arm 11 is rounding, and in Fig. 7, the forward position end points of described elastic arm 11 is for falling hypotenuse.
Described boss 21 comprises two parts separately, and every part has a described arc-shaped side 211.As shown in Fig. 8-10, described boss 21 is two points of semicircle boss that are arranged, wherein, in Fig. 8, the forward position end points of described elastic arm 11 is right angle end points, in Fig. 9, the forward position end points of described elastic arm 11 is rounding, and in Figure 10, the forward position end points of described elastic arm 11 is for falling hypotenuse.
Further, in the present embodiment, as shown in Figure 2, described slot 13 have with the fit structure on the vertical and orthogonal both direction of described contact plate 2 direction of insertion, described contact plate 2 being positioned.Described fit structure is included in the over-surplus fit structure described contact plate 2 being positioned perpendicular in the direction of described contact plate 2 upper and lower plates faces, shown in C in Fig. 2.Described over-surplus fit structure comprises the projection 22 being molded on described contact plate 2 and inserts described slot 13 afterwards and the slot cell walls of described protruding 22 clampings at described contact plate 2.As shown in Figure 2, described protruding 22 is arc.
As shown in Figure 2, described fit structure is also included in parallel with described contact plate 2 plate faces and perpendicular to the matched in clearance structure in the direction of described contact plate 2 direction of insertion, described contact plate 2 being positioned.Be conducive to the assembling of described contact plate 2.
Described certain position is the apical position along described contact plate 2 direction of insertion that described contact plate 2 is inserted into described slot 13.
According to structure described above, below the assembling process of the contact plate fixed structure of the present embodiment is described with reference to the accompanying drawings:
The assembling of described contact plate 2 is divided into three phases, as shown in Figure 4.The described boss 21 that represents described contact plate 2 moves from left to right with respect to the described elastic arm 11 that represents the body 1.At guiding assembling stage, as shown in Fig. 4 a, described elastic arm 11 madial walls of the described body 1 coordinate and have played sufficient guide effect with the arc-shaped side 211 of the described boss 21 of described contact plate 2, the STRESS VARIATION equilibrium of assembling process, steady; In the interference fit stage, as shown in Figure 4 b, under the squeezing action of the described boss 21 of described contact plate 2, the described elastic arm 11 of the described body 1 laterally strain to maximum.At back-off formation stages, as shown in Fig. 4 c, two peaks up and down of the described boss 21 of described contact plate 1 are crossed forward position, 11 liang of inner sides of the described elastic arm angle point of the described body 1, described elastic arm 11 thereupon to the inside elasticity recover, back-off forms.
Obviously, above-described embodiment is only for example is clearly described, and the not restriction to execution mode.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here without also giving exhaustive to all execution modes.And among the protection range that the apparent variation of being extended out thus or variation are still created in the utility model.
Claims (21)
1. a contact plate fixed structure, comprise the body (1) and contact plate (2), on the described body (1), form slot (13), described slot (13) limits described contact plate (2) after described contact plate (2) inserts certain position can not be continued to advance along its direction of insertion, it is characterized in that:
On described contact plate (2), form boss (21), described boss (21) has arc-shaped side (211), the described body (1) is forming with described boss (21) opposite position place the elasticity draw-in groove inserting for described boss (21), certain position in described contact plate (2) inserts described slot (13) and can not be moved on by described slot (13) restriction time, described elasticity draw-in groove and described arc-shaped side (211) form back-off structure, so that described contact plate (2) can not be along moving with its direction of insertion rightabout.
2. contact plate fixed structure according to claim 1, it is characterized in that: described boss (21) pushes described elasticity draw-in groove continuous modification when inserting described elasticity draw-in groove, certain position in described contact plate (2) inserts described slot (13) and can not be moved on by described slot (13) restriction time, the described elastic card groove that after described arc-shaped side (211) and described continuous modification, perfect elasticity is recovered forms described back-off structure.
3. contact plate fixed structure according to claim 2, is characterized in that: described elasticity draw-in groove comprises two elastic arms (11) that extend along described contact plate (2) direction of insertion that are molded on the described body (1) and is molded over the passage (12) between elastic arm described in two (11) madial wall.
4. contact plate fixed structure according to claim 3, it is characterized in that: described passage (12) comprises that along described contact plate (12) direction of insertion, by the wide Part I narrowing gradually (12a) and the Part II with uniform cross-section (12b) being connected with described Part I (12a), described Part II (12b) is positioned at the front end of described contact plate (12) direction of insertion.
5. according to the contact plate fixed structure described in any one in claim 1-4, it is characterized in that: described back-off structure also comprises and be arranged on two ends (111) of elastic arm described in two (11) along the inside top of described contact plate (2) direction of insertion, end described in two (111) be against two respectively described on arc-shaped side (211).
6. contact plate fixed structure according to claim 5, is characterized in that: described arc-shaped side (211) is arc-shaped edges.
7. contact plate fixed structure according to claim 6, is characterized in that: described end (111) are right angle end points, or rounding, or fall hypotenuse.
8. according to the contact plate fixed structure described in claim 6 or 7, it is characterized in that: described boss (21) has for guiding described boss (21) to insert the guide part of described passage (12) along the front portion of described contact plate (2) direction of insertion.
9. contact plate fixed structure according to claim 8, is characterized in that: the cross section of described guide part is narrowed by wide gradually along described contact plate (2) direction of insertion.
10. contact plate fixed structure according to claim 9, is characterized in that: described guide part is two guide edges (213), and two described guide edges (213) tilt relatively to the inside along the front end of described contact plate (2) direction of insertion.
11. contact plate fixed structures according to claim 10, is characterized in that: described guide edge (213) is straight hypotenuse or arc-shaped side.
12. according to the contact plate fixed structure described in any one in claim 9-11, it is characterized in that: described boss (21) is molded on the plate face of described contact plate (2).
13. contact plate fixed structures according to claim 12, is characterized in that: the cross sectional shape of described boss (21) is for circular.
14. contact plate fixed structures according to claim 12, is characterized in that: described boss (21) comprises two parts separately, and every part has a described arc-shaped side (211).
15. contact plate fixed structures according to claim 14, is characterized in that: the cross sectional shape of described every part is for semicircle.
16. according to the contact plate fixed structure described in claim 13 or 15, it is characterized in that: described slot (13) have with the fit structure on the vertical and orthogonal both direction of described contact plate (2) direction of insertion, described contact plate (2) being positioned.
17. contact plate fixed structures according to claim 16, is characterized in that: described fit structure is included in the over-surplus fit structure described contact plate (2) being positioned perpendicular in the direction of described contact plate (2) upper and lower plates face.
18. contact plate fixed structures according to claim 17, is characterized in that: described over-surplus fit structure comprises the projection (22) being molded on described contact plate (2) and the slot cell wall clamping with described projection (22) after described contact plate (2) inserts described slot (13).
19. contact plate fixed structures according to claim 18, is characterized in that: described projection (22) is arc.
20. contact plate fixed structures according to claim 19, is characterized in that: described fit structure is also included in parallel with described contact plate (2) plate face and perpendicular to the matched in clearance structure in the direction of described contact plate (2) direction of insertion, described contact plate (2) being positioned.
21. according to the contact plate fixed structure described in any one in claim 17-20, it is characterized in that: described certain position is the apical position along described contact plate (2) direction of insertion that described contact plate (2) is inserted into described slot (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320798709.1U CN203562369U (en) | 2013-12-05 | 2013-12-05 | Contact plate fixing structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320798709.1U CN203562369U (en) | 2013-12-05 | 2013-12-05 | Contact plate fixing structure |
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| Publication Number | Publication Date |
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| CN203562369U true CN203562369U (en) | 2014-04-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320798709.1U Withdrawn - After Issue CN203562369U (en) | 2013-12-05 | 2013-12-05 | Contact plate fixing structure |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103681111A (en) * | 2013-12-05 | 2014-03-26 | 德力西电气有限公司 | Contact plate fixing structure |
| WO2015081843A1 (en) * | 2013-12-05 | 2015-06-11 | 德力西电气有限公司 | Contact plate fixing structure |
| CN106504947A (en) * | 2016-11-25 | 2017-03-15 | 厦门宏发电力电器有限公司 | A kind of contact portion assembles the magnetic latching relay of scratch resistant bits accurate positioning |
| US11031202B2 (en) | 2016-11-25 | 2021-06-08 | Xiamen Hongfa Electric Power Controls Co., Ltd. | Magnetic latching relay capable of resisting short-circuit current |
-
2013
- 2013-12-05 CN CN201320798709.1U patent/CN203562369U/en not_active Withdrawn - After Issue
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103681111A (en) * | 2013-12-05 | 2014-03-26 | 德力西电气有限公司 | Contact plate fixing structure |
| WO2015081843A1 (en) * | 2013-12-05 | 2015-06-11 | 德力西电气有限公司 | Contact plate fixing structure |
| CN103681111B (en) * | 2013-12-05 | 2016-01-06 | 德力西电气有限公司 | Contact plate fixed structure |
| CN106504947A (en) * | 2016-11-25 | 2017-03-15 | 厦门宏发电力电器有限公司 | A kind of contact portion assembles the magnetic latching relay of scratch resistant bits accurate positioning |
| CN106504947B (en) * | 2016-11-25 | 2018-09-21 | 厦门宏发电力电器有限公司 | A kind of contact portion assembles the magnetic latching relay of anti-scrapings and accurate positioning |
| US11031202B2 (en) | 2016-11-25 | 2021-06-08 | Xiamen Hongfa Electric Power Controls Co., Ltd. | Magnetic latching relay capable of resisting short-circuit current |
| US11476070B2 (en) | 2016-11-25 | 2022-10-18 | Xiamen Hongfa Electric Power Controls Co., Ltd. | Magnetic latching relay capable of accurately positioning magnetic circuit |
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