CN204668242U - The shell mechanism of magnetic latching relay - Google Patents
The shell mechanism of magnetic latching relay Download PDFInfo
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- CN204668242U CN204668242U CN201520229345.4U CN201520229345U CN204668242U CN 204668242 U CN204668242 U CN 204668242U CN 201520229345 U CN201520229345 U CN 201520229345U CN 204668242 U CN204668242 U CN 204668242U
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Abstract
The shell mechanism of magnetic latching relay, comprise housing and the lid of corresponding connection, the protruding features of the contact system for limit mounting magnetic latching relay is provided with in described housing, described protruding features comprises the first limited wall and the second limited wall, and described contact system comprises the still for installing fixed contact and the dynamic lead-out tablet for installing movable contact spring.The second described limited wall is provided with the fixed contact mounting groove for limit mounting fixed contact, the end of the second limited wall is also provided with second spacing preiection that arrange corresponding to one end of the first limited wall, the second described spacing preiection can coordinate the dynamic lead-out tablet stopper slot being formed and move lead-out tablet for limit mounting with the first limited wall, and fixed contact mounting groove is obliquely installed relative to the second limited wall, thus movable contact spring and corresponding still is made to form angle when contact separation.The utility model provides that a kind of limit mounting is accurate, contact is stablized, the shell mechanism of the simple magnetic latching relay of processing structure.
Description
Technical field
The utility model relates to Low Voltage Electrical Apparatus, particularly a kind of shell mechanism of magnetic latching relay.
Background technology
Magnetic latching relay is a kind of new type of relay, the same with other electromagnetic relays, plays automatically connect and cutting action circuit.Normally closed or the normally open of magnetic latching relay is the effect relying on permanent-magnet steel completely, and the conversion of its on off state leans on the pulse electrical signal of one fixed width to trigger.At present, the electromagnetic system of magnetic latching relay is generally made up of coil, iron core, yoke, armature etc., and its coil, iron core, yoke adopt riveting dress technique to be assembled together.But the complex procedures of riveting dress technique thus have impact on the efficiency of assembling of magnetic latching relay, iron core and yoke riveting is simultaneously fitted together the accuracy that have impact on part and install, and then reduces the stability of magnetic relay action.
Magnetic latching relay achieves switching on and off of main circuit by the contact of contact dynamic and static in its contact system with being separated.But when using relay in power circuit, contact moment, very large short circuit current between contact, can be produced.For the relay adopting straight chip contact system, this short circuit current produces the electrodynamic repulsion force being separated dynamic and static contact between dynamic and static contact, and electric current is larger, electrodynamic repulsion force is larger, great threat is formed to the reliability of dynamic and static contact, especially the impact of instantaneous large-current very easily causes the separation in short-term of dynamic and static contact and produces hard arc, and contact very easily occurs melting and burns, thus reduces the useful life of magnetic latching relay.
Magnetic latching relay needs to set up radome on the shell of magnetic latching relay when environment for use exists stronger disturbing magnetic field, and radome can prevent disturbing magnetic field from making magnetic latching relay produce misoperation thus reducing the stability of magnetic latching relay work.The mounting structure of existing radome is on relay1 case, be provided with protuberance or recess, and the hole be provided with radome or protuberance match.But this structure is when radome is installed or remove, can remove after radome need being strutted, due to the iron plate that radome is about 2mm, therefore the mounting structure of above-mentioned radome is comparatively difficult when radome and relay1 case are installed or removed, reduce radome install or remove efficiency, have impact on the installation stability of radome simultaneously.
The shell of magnetic latching relay can be used for carrying out limit mounting effectively to the contact system of magnetic latching relay and electromagnetic system, but it is comparatively simple for spacing structure in shell at present, make spacing between movable contact spring and still larger, not only can not play and effectively locate, and powered Contact Effect is comparatively large thus can not ensure that effective when closed of moving contact and fixed contact contacts, thus reduce the job stability of magnetic latching relay.
Utility model content
The purpose of this utility model is the defect overcoming prior art, provides that a kind of limit mounting is accurate, contact is stablized, the shell mechanism of the simple magnetic latching relay of processing structure.
For achieving the above object, the utility model have employed following technical scheme:
A kind of shell mechanism of magnetic latching relay, comprise housing 4 and the lid 5 of corresponding connection, the protruding features of the contact system 1 for limit mounting magnetic latching relay is provided with in described housing 4, described protruding features comprises the first limited wall 410 and the second limited wall 420, and described contact system 1 comprises the still 110 for installing fixed contact 101 and the dynamic lead-out tablet 121 for installing movable contact spring 120.The second described limited wall 420 is provided with the fixed contact mounting groove 421 for limit mounting fixed contact 101, the end of the second limited wall 420 is also provided with second spacing preiection 440 that arrange corresponding to one end of the first limited wall 410, the second described spacing preiection 440 can coordinate the dynamic lead-out tablet stopper slot 441 being formed and move lead-out tablet 121 for limit mounting with the first limited wall 410, and fixed contact mounting groove 421 is obliquely installed relative to the second limited wall 420, thus movable contact spring 120 and corresponding still 110 is made to form angle when contact separation.
Further, described dynamic lead-out tablet stopper slot 441 is obliquely installed relative to the first limited wall 410.
Further, also be provided with in housing 4 and corresponding with fixed contact mounting groove 421 first spacing preiection 430 that fixed contact mounting groove 421 can be coordinated to install fixed contact 101 is set, and fixed contact mounting groove 421 and dynamic lead-out tablet stopper slot 441 are parallel to each other, thus the center of moving contact 102 when magnetic latching relay is closed on movable contact spring 120 contacts with the center of fixed contact 101 is corresponding.
Further, the still mounting groove 411 for limit mounting still 110 is defined between the first described limited wall 410 and the sidewall of housing 4, one end of first limited wall 410 can coordinate limit mounting to move lead-out tablet 121 with the second spacing preiection 440, the other end of the first limited wall 410 is vertically connected with the 3rd limited wall 412, the 3rd described limited wall 412 is corresponding with the breach feature 123 of movable contact spring 120 end to be arranged, and the 3rd limited wall 412 can coordinate the mobile range of the impeller 3 to magnetic latching relay to carry out spacing with breach feature 123.
Further, described breach feature 123 is opened in the side of movable contact spring 120 end, and the cross section of the shape of opening features 123 and impeller 3 matches, the top of described impeller 3 and bottom can respectively with the edge sliding contact of the 3rd limited wall 412 and breach feature 123.
Further, the end of the first described limited wall 410 is also connected with the 3rd limited wall 412, described lid 5 is provided with to contact with the first limited wall 410 and the 3rd limited wall 412 respectively and coordinate and carries out spacing the first lid protruding 501 and the second lid projection 502 to still 110, and lid 5 being also provided with can match to contact to connect and coordinate with the second limited wall 420 carries out the 3rd spacing lid projection 503 to fixed contact 101.
Further, the height of described still 110 is less than the height of the first limited wall 410 and the 3rd limited wall 412.
Further, the first described limited wall 410 and the corresponding vertical setting of the 3rd limited wall 412, first limited wall 410 and the 3rd limited wall 412 can respectively and the still mounting groove 411 defined between the sidewall of housing 4 for limit mounting still 110, described still 110 is for U-shaped structure and end is provided with fixed contact 101, correspondingly with fixed contact 101 to arrange in the still 110 that the end that movable contact spring 120 is provided with moving contact 102 is placed in U-shaped structure, thus the direction of electric power F when making contact system 1 close is that moving contact 102 is to fixed contact 101 direction, and distance when disconnecting between the end of movable contact spring 120 and the end of corresponding still 110 is less than 2mm.
Further, described movable contact spring 120 is also provided with splitter 130, one end of movable contact spring 120 is fixedly connected with the corresponding end of splitter 130, the other end of movable contact spring 120 drives with the impeller 3 of magnetic latching relay and is connected, described impeller 3 by the electromagnetic system 2 of magnetic latching relay drive movable contact spring 120 to drive splitter 130 to swing to realize moving contact 102 and fixed contact 101 deciliter, movable contact spring 120 also offers cavity feature 131, described cavity feature 131 is corresponding with end splitter 130 being provided with moving contact 102 to be arranged, and movable contact spring 120 can continue move toward moving contact to the direction of fixed contact thus produce contact overtravel after driving splitter 130 swing to make moving contact 102 and fixed contact 101 closed.
Further, the shell of described magnetic latching relay is also provided with radome 6, described radome 6 is provided with the elasticity installation sheet 610 installed that can be connected with relay1 case, the end of the side of a described elasticity installation sheet 610 and radome 6 wherein sidewall is connected, be formed with breach 600 between the end of another sidewall that the opposite side of elasticity installation sheet 610 is corresponding with radome 6, the end of elasticity installation sheet 610 is also provided with and can be connected with the sidewall contact of housing 4 or lid 5 and flexible clamp piece 611 for radome 6 and relay1 case flexible clamping being installed.
The shell mechanism of magnetic latching relay of the present utility model, by protruding features, achieves the accurate assembling of contact system and housing, improves the efficiency of assembling of magnetic latching relay.In addition, the fixed contact mounting groove arranged by relative tilt and dynamic lead-out tablet stopper slot, reduce the distance between movable contact spring and still, improves the electric power that movable contact spring is subject to and then the stability that improve the closing of contact.
Accompanying drawing explanation
Fig. 1 is the structural representation of magnetic latching relay of the present utility model;
Fig. 2 is the structural representation of yoke component of the present utility model;
Fig. 3 is the mounting structure schematic diagram of yoke component of the present utility model and coil;
Fig. 4 is the mounting structure exploded view of yoke component of the present utility model and coil;
Fig. 5 is the structure side view of the first embodiment of contact system of the present utility model;
Fig. 6 is the structural representation of the first embodiment of contact system of the present utility model;
Fig. 7 is the structural representation of movable contact spring of the present utility model;
Fig. 8 is the mounting structure schematic diagram of radome of the present utility model;
Fig. 9 is the structural representation of the first embodiment of radome;
Figure 10 is the front view of the first embodiment of radome;
Figure 11 is the sectional view along A-A direction in Figure 10;
Figure 12 is the vertical view of the first embodiment of radome;
Figure 13 is the structural representation of the second embodiment of radome;
Figure 14 is the structural representation of the third embodiment of radome;
Figure 15 is the structure side view of Figure 14;
Figure 16 is the sectional view of Figure 15 along B-B direction;
Figure 17 is the scheme of installation of the 4th kind of embodiment of radome;
Figure 18 is the structural representation of the 4th kind of embodiment of radome;
Figure 19 is the structural representation of the 5th kind of embodiment of radome;
Figure 20 is the STRUCTURE DECOMPOSITION figure of the second embodiment of contact system of the present utility model;
Figure 21 is the STRUCTURE DECOMPOSITION figure of the third embodiment of contact system of the present utility model;
Figure 22 is the structural representation of housing of the present utility model;
Figure 23 is the structural perspective of housing of the present utility model;
Figure 24 is the structural perspective of lid of the present utility model;
Figure 25 is the schematic diagram of mounting structure embodiment of the present utility model.
Embodiment
Provide embodiment of the present utility model below in conjunction with accompanying drawing 1 to 25, further illustrate magnetic latching relay embodiment of the present utility model.Magnetic latching relay of the present utility model is not limited to the description of following examples.
Magnetic latching relay of the present utility model comprises contact system 1, electromagnetic system 2 and impeller 3, as shown in Figure 1, contact system 1 and electromagnetic system 2 are arranged on the both sides of housing 4 respectively, described contact system 1 comprises the still 110 that is provided with fixed contact 101 and is provided with the movable contact spring 120 of moving contact 102 and movable contact spring 120 can be connected with impeller 3, described electromagnetic system 2 comprises and can drive the armature component 210 be connected and the coil 220 armature component 210 being rotated for generation of magnetic field with impeller 3, the armature component 210 of electromagnetic system 2 by impeller 3 movable contact spring 120 can be driven to swing realize moving contact 102 and fixed contact 101 deciliter.Particularly, armature component 210 is arranged on coil 220 side rotatably by rotating shaft 212, described impeller 3 is in F type, one end of the impeller 3 of F type is provided with and drives stopper slot 301 other end can drive with movable contact spring 120 to be connected, the side of armature component 210 is provided with to be placed in and drives in stopper slot 301 and drive with impeller 3 actuating arm 213 be connected, coil 220 can produce magnetic field armature component 210 is rotated thus drive impeller 3 to drive splitter 130 and movable contact spring 120 to swing and complete moving contact 102 and fixed contact 101 deciliter.The impeller of F type makes electromagnetic system and contact system transmission process stablize, and the situation that avoiding threads off lost efficacy occurs, and improves magnetic latching relay Reliability of Microprocessor.And housing 4 can coordinate with lid 5 and is assembled into relay1 case, the corresponding radome 6 be provided with for preventing magnetic interference on described relay1 case.The overall structure of magnetic latching relay of the present utility model is simple, part coordinates compact thus improves the efficiency of assembling of magnetic latching relay, radome makes magnetic latching relay have stronger diamagnetic field jamming performance simultaneously, and then improves the functional reliability of magnetic latching relay.
Described electromagnetic system 2 also comprises the yoke component 230 that can contact with armature component 210, as shown in Figure 2, the two ends of yoke component 230 are respectively equipped with the shaping yoke of integrated punching 231 and iron core 232, and described iron core 232 is placed in coil 220, the setting corresponding with the side of armature component 210 of described yoke 231.Preferably, the yoke 231 of yoke component 230 comprises the brace 2311 extended relative to the end vertical of iron core 232, the end of described brace 2311 also vertically extends and is provided with contact chip 2312, and described contact chip 2312 to be placed between two armature 211 that armature component 210 side tile vertically arranges and can to contact with armature 211.Shaping and the molding structure of yoke component integrated punching is simply convenient to the batch machining of yoke component, ensure that the stability that yoke is connected with iron core simultaneously, and then improves yoke component Assembly stability.In addition, contact chip 2312 is vertically arranged relative to iron core 232.Contact chip relative to iron core after the vertical bending of twice different directions, formed mounting structure more stable and be easier to assembling yoke component.
Armature component 210 in Fig. 1 is rotatably mounted on the side of coil 220, the top of described coil 220 and bottom respectively correspondence are provided with yoke component 230, the iron core 232 of each yoke component 230 is arranged in coil 220 relatively side by side, and the yoke 231 of each yoke component 230 extends along the top of coil 220 and bottom and can contact with the armature 211 of armature component 210 both sides respectively.Yoke component and coil mounting structure are simple thus improve the efficiency of assembling of magnetic latching relay, ensure that yoke coordinates the stability of installing with armature component simultaneously, and then improve the stability of magnetic latching relay work.Especially, iron core 232 is as shown in Figure 3 arranged in the coil rack 221 of the coil 220 of magnetic latching relay, the end that described brace 2311 extends coil rack 221 arranges and contacts with the end face of coil rack 221 and be connected, described contact chip 2312 is placed in the end face side of coil rack 221 and vertically arranges relative to end face, and the end face of coil rack 221 is also provided with the location notch (not shown) of the location-plate 223 that to match with the sidewall shape of brace 2311 and contact or the mating shapes with brace 2311.The Matching installation of yoke component and coil rack, improve the efficiency of assembling of magnetic latching relay, ensure that consistency and the conforming product rate of assembled product, simultaneously location notch prevent yoke component in use to produce situation that distortion causes misplacing occurs, thus improve the stability that yoke component uses.In addition, coil 220 is as shown in Figure 4 arranged on coil rack 221, the internal run-through of described coil rack 221 is provided with iron core installation cavity 2211, the width of described iron core installation cavity 2211 and the thickness sum of whole iron core 232 match, and the corresponding setting in end between described yoke 231, also rotatablely between corresponding yoke 231 end be provided with armature component 210, the end of coil rack 221 is also provided with coil lead 222.Iron core installation cavity ensure that the stable installation of iron core placed side by side in multiple yoke component, ensure that the stable installation of yoke relative to coil rack simultaneously, improves the stability of yoke component and armature component interoperation.
One end of described movable contact spring 120 is fixedly mounted on the dynamic lead-out tablet 121 for external cabling, the other end of movable contact spring 120 is provided with moving contact 102 and is placed in the U-shaped structure of still 110 end, it is quiet lead-out tablet 111 for external cabling that one end of described still 110 is provided with fixed contact 101 other end, described fixed contact 101 to be located on U-shaped structure madial wall and correspondingly with moving contact 102 to be arranged, and the direction (in Fig. 1 the direction of arrow) of electric power F when contact system 1 closes is for moving contact is to fixed contact direction.The mounting structure of movable contact spring and still is simple, electric power promotes moving contact and compresses fixed contact simultaneously, instead of making sound contact separation, when effectively can prevent big current, the problem of the excessive contact separation that causes of electric power and contact bounce, improves the stability of contact system.The U-shaped structure of still 110 to be installed and quiet lead-out tablet 111 and dynamic lead-out tablet 121 extend to the outside of housing 4 respectively along the inwall of housing 4, and quiet lead-out tablet 111 and dynamic lead-out tablet 121 Relative vertical arrange thus be convenient to external cabling.
Described movable contact spring 120 is also provided with splitter 130, one end of movable contact spring 120 as shown in Figures 5 to 7 is fixedly connected with the corresponding end of splitter 130, the other end of movable contact spring 120 drives with the impeller 3 of magnetic latching relay and is connected, described impeller 3 by the electromagnetic system 2 of magnetic latching relay drive movable contact spring 120 to drive splitter 130 to swing to realize moving contact 102 and fixed contact 101 deciliter.Movable contact spring 120 also offers cavity feature 131, described cavity feature 131 is corresponding with end splitter 130 being provided with moving contact 102 to be arranged, and movable contact spring 120 can continue move toward moving contact to the direction of fixed contact thus produce contact overtravel after driving splitter 130 swing to make moving contact 102 and fixed contact 101 closed.Cavity feature reduces coefficient of elasticity thus overtravel after achieving the closing of contact, improves the stability of the closing of contact, adds the useful life of magnetic latching relay.Especially, movable contact spring 120 as shown in Figure 5 and one end of splitter 130 are fixedly mounted on dynamic lead-out tablet 121 jointly, the other end of movable contact spring 120 and splitter 130 is placed in the U-shaped structure of still 110, described fixed contact 101 to be located on U-shaped structure madial wall and correspondingly with moving contact 102 to be arranged, and the direction of electric power F when contact system 1 closes is that moving contact is to fixed contact direction.When dynamic and static contacting, and during by big current, adjacent movable contact spring is just in time contrary with current trend in quiet lead-out tablet, the electric repulsion repelled mutually that the position that movable contact spring is provided with moving contact will be subject to from adjacent quiet lead-out tablet, this electric repulsion makes dynamic and static contact Contact pressure increase, it is more reliable that both contact with the increase by electric current, thus can impact by heavy current.Electric power promotes moving contact and compresses fixed contact, instead of makes sound contact separation, and when effectively can prevent big current, the problem of the excessive contact separation that causes of electric power and contact bounce, improves the stability of contact system.
One end of described movable contact spring 120 and the corresponding end of splitter 130 fix and are fixed on the dynamic lead-out tablet 121 for external cabling simultaneously, and moving contact 102 and fixed contact 101 concurrent deformation, can produce angle between splitter 130 and movable contact spring 120 after closed when the closing of contact works.Splitter and movable contact spring are fixed with dynamic lead-out tablet simultaneously, ensure that reliability during contact system deciliter action, cause under the effect that the overtravel produced after simultaneously closed not easily makes moving contact and fixed contact impact at instantaneous large-current and be separated in short-term and produce hard arc, improve stability and the useful life of contact system.Particularly, in contact system 1, movable contact spring 120 is as described below with the installation embodiment of splitter 130.
As described in the fig 5 and 6 be the first embodiment of contact system 1, described contact system 1 comprises a slice movable contact spring 120 and a slice splitter 130, described splitter 130 clamps movable contact spring 120 with dynamic lead-out tablet 121, described cavity feature 131 defines the elastic portion 122 (as shown in Figure 7) that end is connected with cavity feature 131 sidewall on the other end of movable contact spring 120, the end shape that the shape of described elastic portion 122 and splitter 130 are provided with moving contact 102 matches, and can produce angle between elastic portion 122 and movable contact spring 120 after closing.It is simple thus improve installation effectiveness that contact system only forms structure by two panels flexure strip, ensure that the stability of contact system work, and the end of elastic portion and splitter matches and improves the stability of closing course simultaneously.Preferably, described contact system 1 comprises a slice movable contact spring 120 and a slice splitter 130, movable contact spring 120 makes contact system 1 produce the U-shaped bending part 132 of overtravel or/and the middle part of splitter 130 also forms precompression, and when the protrusion direction of described U-shaped bending part 132 closes with movable contact spring 120, direction of action is identical.It is simple thus improve installation effectiveness that contact system only forms structure by two panels flexure strip, and ensure that the stability of contact system work, U-shaped bending part can reduce splitter coefficient of elasticity further thus make splitter more flexible simultaneously, produce overtravel when ensureing closed, improve the reliability of contact system.In addition, the end of movable contact spring 120 is also provided with for driving with impeller 3 the driving projection 133 be connected, and the end of movable contact spring 120 is horizontally disposed with relative to movable contact spring 120.Drive the protruding stability that impeller drive movable contact spring swings that ensure that, effectively prevent electromagnetic system and coming off of contact system in relay deciliter process to lose efficacy, improve the job stability of magnetic latching relay, simultaneously the end of movable contact spring does not need to bend and makes the course of processing of movable contact spring easy, and improves the job stability of movable contact spring.
As shown in figure 20 be the second embodiment of contact system 1, and the second embodiment of contact system 1 be based on contact system 1 the first embodiment develop form, described movable contact spring 120 and dynamic lead-out tablet 121 clamp splitter 130, and time closed, movable contact spring 120 promotes splitter 130 and moves to dynamic lead-out tablet 121 side.
As shown in figure 21 be the third embodiment of contact system 1, described contact system 1 comprises two panels movable contact spring 120 and a slice splitter 130, described two panels movable contact spring 120 clamps installs splitter 130, and the movable contact spring 120 be connected that wherein contacts with dynamic lead-out tablet 121 is also connected by driving protruding 133 to drive with the impeller 3 of magnetic latching relay.Two panels movable contact spring improves installation stability, makes the action of magnetic latching relay more reliable, and simultaneously to clamp the mounting means of a slice splitter reliably easy for two panels movable contact spring.Preferably, movable contact spring 120 is or/and the middle part of splitter 130 also offers the strip slotted eye 134 offered along movable contact spring 120 or splitter 130 length direction.Strip slotted eye reduce further the coefficient of elasticity of movable contact spring or splitter, ensure that action stability.
The mounting means of contact system 1 is not limited only to above-mentioned three kinds of embodiments, it can also be the dorsal part that movable contact spring 120 is oppositely arranged on that splitter 130 is provided with moving contact 102, splitter 130 and dynamic lead-out tablet 121 clamp movable contact spring 120, and the width of described cavity feature 131 is greater than the width of splitter 130, the end that splitter 130 is provided with moving contact 102 can be placed in cavity feature 131 and movement cavity feature 131 in, the middle part of splitter 130 also has U-shaped bending part, and the end of movable contact spring 120 is also provided with and can drives with impeller 3 the driving projection 133 be connected.The dorsal part that movable contact spring is arranged on moving contact makes movable contact spring drive the overtravel Be very effective of splitter generation, produces and is separated in short-term and produces hard arc, improve the useful life of contact when avoiding closed between contact.
Or be the side that movable contact spring 120 is oppositely arranged on that splitter 130 is provided with moving contact 102, movable contact spring 120 and dynamic lead-out tablet 121 clamp splitter 130, and described cavity feature 131 is greater than the circle of moving contact 102 for diameter, it is contemplated that the shape that the cavity feature 131 in the present embodiment can also match for oval or any and moving contact 102, it is interior and mobile in cavity feature 131 that moving contact 102 can be placed in cavity feature 131.Movable contact spring is arranged on moving contact side and makes assembling process easy, and structure simply drives the swing process of splitter to stablize simultaneously.
Or be that splitter 130 is arranged in movable contact spring 120, and being provided with cavity feature 131 between splitter 130 and movable contact spring 120, the end of splitter 130 can be fixedly connected with the inside edge of cavity feature 131.Movable contact spring and the integrated structure of splitter is convenient to process and stability is strong.
Described radome 6 correspondence is arranged on the relay1 case that is made up of housing 4 and lid 5, radome 6 is as shown in Figure 8 provided with the elasticity installation sheet 610 installed that can be connected with relay1 case, the end of the side of a described elasticity installation sheet 610 and radome 6 wherein sidewall is connected, and is formed with breach 600 between the end of another sidewall that the opposite side of elasticity installation sheet 610 is corresponding with radome 6.The end of elasticity installation sheet 610 is also provided with and can be connected with the sidewall contact of housing 4 or lid 5 and flexible clamp piece 611 for radome 6 and relay1 case flexible clamping being installed.Elasticity installation sheet makes the installation of radome and relay1 case and dismantles easy, improves the service efficiency of radome, and flexible clamp piece improves the stability of installation simultaneously.Especially, the edge phase flexible clamping of the step-feature 45 end and the housing 4 of flexible clamp piece 611 or the sidewall of lid 5 arranged.Being connected firmly of flexible clamp piece end and step-feature, improves the stability that radome and relay1 case are installed.Particularly, the U-shaped structure of radome 6 in Fig. 8 comprises the first side wall 601 of corresponding setting and the second sidewall 602 and the 3rd sidewall 603 for being connected the first side wall 601 and the second sidewall 602, and described elasticity installation sheet 610 is formed with breach 600 between the end arranging the other end and the second sidewall 602 and one end is connected with the end of the first side wall 601 corresponding to the 3rd sidewall 603.In addition, radome 6 can have five kinds of following embodiment schemes, and often kind of scheme is all form based on the structural evolution of above-mentioned radome 6.
Is the first embodiment of radome 6 as shown in Fig. 9 to Figure 12, flexible clamp piece 611 wherein in Fig. 9 and Figure 10 is arranged on the side of elasticity installation sheet 610 end and correspondingly with the end of the second sidewall 602 arranges, the specific embodiment structure of radome is simply convenient to production and processing, breach add radome coefficient of elasticity thus radome and relay1 case are installed and unloading process easy.And from the sectional view shown in Figure 11, the end extension of elasticity installation sheet 610 is provided with flexible clamp piece 611, and the angle α between described flexible clamp piece 611 and elasticity installation sheet 610 is obtuse angle.Flexible clamp piece and elasticity installation sheet are formed in one and are provided with bending angle, are not only convenient to the stability in use that production and processing ensure that flexible clamp piece simultaneously, improve the installation reliability of radome.In addition, the side wall construction of radome 6 as shown in figure 12, wherein the first side wall 601 and the second sidewall 602 are arranged perpendicular to the side of the 3rd sidewall 603 respectively, thus make the first side wall 601 be parallel to the second sidewall the 602, three sidewall 603 to be parallel to elasticity installation sheet 610.
The second embodiment of radome 6 as shown in fig. 13 that, a wherein sidewall in the present embodiment is arranged to the inner inclination of radome 6, and the sidewall be obliquely installed is acute angle with the angle β between adjacent wall thus this sidewall can be connected with relay1 case elasticity.The sidewall be obliquely installed is convenient to the installation and removal of radome and relay1 case, improves the service efficiency of radome, and the processing of radome is convenient at the angle of inclination of sidewall simultaneously.Preferably, the angle β as shown in fig. 13 that between the second sidewall 602 of radome 6 and the 3rd sidewall 603 is acute angle.Flexible clamp piece and the second sidewall be obliquely installed ensure that the stability that radome is installed, and then improve the reliability of radome performance.
Is the third embodiment of radome 6 as shown in Figure 14 to Figure 16, the top of the corresponding sidewall of radome 6 and/or bottom are respectively equipped with the limited block 620 for limit mounting relay1 case, and described limited block 620 can be connected with the sidewall contact of relay1 case.Limited block improves the accuracy that radome and relay1 case are installed, and multiple limited blocks of top side wall and bottom prevent relay1 case to move in radome simultaneously, further increases the stability that radome is installed.Particularly, the first side wall 601 in Figure 14 and the top of the second sidewall 602 and bottom are respectively equipped with a limited block 220, and preferably, the limited block 620 on the top of corresponding sidewall as shown in figure 15 shifts to install with the limited block 620 on bottom.The limited block shifted to install ensure that relay1 case does not shake in radome, improves installation stability.And sectional view as shown in figure 16, limited block 620 on corresponding sidewall extends relatively along the edge of top side wall or bottom respectively, and the tip spacing M of the limited block 620 of corresponding top side wall is less than the tip spacing N of the limited block 620 of corresponding sidewall bottom.The spaced relationship of limited block makes relay1 case insert radome from single direction, ensure that the consistency of the course of processing thus improves installation stability and working (machining) efficiency.
As shown in Figure 17 and Figure 18 be the 4th kind of embodiment of radome 6, wherein the top of the sidewall of the radome 6 of Figure 17 and/or bottom are respectively equipped with the protruding features 630 for generation of creepage distance, the sidewall that radome 6 is corresponding also offer for by some glue hole 640 fixing with relay1 case for radome 6.Protruding features improves the creepage distance between shield sidewall, improves the performance of radome, is convenient to the fixing of radome and relay1 case, improves the installation effectiveness of radome with time point glue hole.Particularly, the first side wall 601, second sidewall 602 in Figure 18 and the top of the 3rd sidewall 603 are respectively equipped with the protruding features 630 for generation of creepage distance, the bottom of the first side wall 601 and the second sidewall 602 is also corresponding extends the limited block 620 be provided with for limit mounting relay1 case, and the second sidewall 602 also offers the some glue hole 640 for being fixed with relay1 case by radome 6.
As shown in figure 19 be the 5th kind of embodiment of radome 6, wherein said relay1 case offers the some glue groove 450 for a glue, described some glue groove 450 is corresponding with elasticity installation sheet 610 to be arranged, and elasticity installation sheet 610 and relay1 case can be made to be connected and fixed and fixed form is easy after some glue groove 450 glue.
The shell of magnetic latching relay is spliced by housing 4 and lid 5, the protruding features for limit mounting contact system 1 is provided with in housing 4 shown in Figure 22 and Figure 23, described protruding features comprises the first limited wall 410 and the second limited wall 420, the still mounting groove 411 for limit mounting still 110 is defined between the first described limited wall 410 and the sidewall of housing 4, the second described limited wall 420 is provided with for limit mounting fixed contact 101 or the fixed contact mounting groove 421 for corresponding limit mounting still 110 projection, described projection can be the fixed lobe for fixing fixed contact 101, also be provided with in housing 4 and corresponding with fixed contact mounting groove 421 first spacing preiection 430 that fixed contact mounting groove 421 can be coordinated to install fixed contact 101 is set, and the end of the second limited wall 420 is also provided with second spacing preiection 440 that arrange corresponding to one end of the first limited wall 410, the second described spacing preiection 440 can coordinate the dynamic lead-out tablet stopper slot 441 being formed and move lead-out tablet 121 for limit mounting with the first limited wall 410.Protruding features structure distribution in housing is simply convenient to the processing of housing, makes the assembling of contact system and housing accurately simultaneously thus improves the efficiency of assembling of magnetic latching relay.
Preferably, fixed contact mounting groove 421 is obliquely installed relative to the second limited wall 420, dynamic lead-out tablet stopper slot 441 is obliquely installed relative to the first limited wall 410, thus make movable contact spring 120 and corresponding still 110 form angle when contact separation, angle makes the distance between movable contact spring and still reduce, improve the electric power that movable contact spring is subject to, and then improve the stability of the closing of contact.Especially, fixed contact mounting groove 421 and dynamic lead-out tablet stopper slot 441 are parallel to each other, and the fixed contact mounting groove be arranged in parallel and dynamic lead-out tablet stopper slot ensure that closed rear fixed contact contacts with the stable of moving contact, improve magnetic latching relay job stability.
One end of described first limited wall 410 can coordinate limit mounting to move lead-out tablet 121 with the second spacing preiection 440, the other end of the first limited wall 410 is connected with three limited wall 412 vertically disposed relative to the first limited wall 410, the 3rd described limited wall 412 is corresponding with the breach feature 123 of movable contact spring 120 end to be arranged, and the 3rd limited wall 412 can coordinate the mobile range of the impeller 3 to magnetic latching relay to carry out spacing with breach feature 123.Still mounting groove structure simply saves space, and breach feature and the 3rd limited wall ensure that the stable movement of impeller, and the electromagnetic system that improve magnetic latching relay drives with contact system the stability be connected, and breach feature machining is flexibly easy to use simultaneously.Especially, breach feature 123 is opened in the side of movable contact spring 120 end, and the cross section of the shape of opening features 123 and impeller 3 matches, the top of impeller 3 and bottom can respectively with the edge sliding contact of the 3rd limited wall 412 and breach feature 123.Breach feature offer the erection that impeller is convenient in position, simultaneously the shape of breach feature improves and moves spacing accuracy to impeller, ensure that the installation reliability of impeller.
Lid 5 is provided with to contact with the first limited wall 410 and the 3rd limited wall 412 respectively and coordinate and carries out spacing the first lid protruding 501 and the second lid projection 502 to still 110 as of fig. 24, and lid 5 being also provided with can match to contact to connect and coordinate with the second limited wall 420 carries out the 3rd spacing lid projection 503 to fixed contact 101.Housing coordinates with lid and makes contact system limit mounting stablize further, and the position limiting structure simultaneously on lid is simply convenient to processing.Especially, the height of still 110 is less than the height of the first limited wall 410 and the 3rd limited wall 412.The height relationships of still makes the spacing more stable of the first limited wall and the 3rd limited wall, is convenient to the erection of still simultaneously.
Contact system 1 as shown in figure 25 and the specific embodiment of housing 4 mounting structure, the present embodiment illustrates for the example structure of the third contact system 1 shown in Figure 21, described movable contact spring 120 and the corresponding end of splitter 130 are fixedly mounted on dynamic lead-out tablet 121 simultaneously, the first limited wall 410 is provided with in described housing 4, second limited wall 420, 3rd limited wall 412, first spacing preiection 430 and the second spacing preiection 440, in the dynamic lead-out tablet stopper slot 441 that described dynamic lead-out tablet 121 limit mounting is made up of end and second spacing preiection 440 of the first limited wall 410, described still 110 is installed in by the still mounting groove 411 formed between the first limited wall 410 and the sidewall of housing 4, described fixed contact 101 is installed in the fixed contact mounting groove 421 that formed by the second limited wall 420 and the first spacing preiection 430, the 3rd described limited wall 412 is connected with the end vertical of the first limited wall 410, preferably, still 110 is for U-shaped structure and end is provided with fixed contact 101, correspondingly with fixed contact 101 to arrange in the still 110 that the end that movable contact spring 120 is provided with moving contact 102 is placed in U-shaped structure, thus the direction of electric power F when making contact system 1 close is that moving contact 102 is to fixed contact 101 direction.And the end of movable contact spring 120 is provided with breach feature 123 in Figure 20 and Figure 21, described breach feature 123 is corresponding with the 3rd limited wall 412 to be arranged, and the 3rd limited wall 412 can coordinate the mobile range formed the impeller 3 of magnetic latching relay to carry out spacing with breach feature 123.
Above content is in conjunction with concrete preferred implementation further detailed description of the utility model, can not assert that concrete enforcement of the present utility model is confined to these explanations.For the utility model person of an ordinary skill in the technical field, without departing from the concept of the premise utility, some simple deduction or replace can also be made, all should be considered as belonging to protection range of the present utility model.
Claims (10)
1. the shell mechanism of a magnetic latching relay, comprise housing (4) and the lid (5) of corresponding connection, it is characterized in that: the protruding features being provided with the contact system (1) for limit mounting magnetic latching relay in described housing (4), described protruding features comprises the first limited wall (410) and the second limited wall (420), and described contact system (1) comprises the still (110) for installing fixed contact (101) and the dynamic lead-out tablet (121) for installing movable contact spring (120);
Described the second limited wall (420) is provided with the fixed contact mounting groove (421) for limit mounting fixed contact (101), the end of the second limited wall (420) is also provided with second spacing preiection (440) that arrange corresponding to one end of the first limited wall (410), described the second spacing preiection (440) can coordinate the dynamic lead-out tablet stopper slot (441) being formed and move lead-out tablet (121) for limit mounting with the first limited wall (410), and fixed contact mounting groove (421) is obliquely installed relative to the second limited wall (420), thus make movable contact spring (120) and corresponding still (110) form angle when contact separation.
2. the shell mechanism of magnetic latching relay according to claim 1, is characterized in that: described dynamic lead-out tablet stopper slot (441) is obliquely installed relative to the first limited wall (410).
3. the shell mechanism of magnetic latching relay according to claim 1 and 2, it is characterized in that: be also provided with in housing (4) and corresponding with fixed contact mounting groove (421) first spacing preiection (430) that fixed contact mounting groove (421) can be coordinated to install fixed contact (101) is set, and fixed contact mounting groove (421) and dynamic lead-out tablet stopper slot (441) are parallel to each other, thus the center of moving contact (102) when magnetic latching relay is closed on movable contact spring (120) contacts with the center of fixed contact (101) is corresponding.
4. the shell mechanism of magnetic latching relay according to claim 1, it is characterized in that: between described the first limited wall (410) and the sidewall of housing (4), define the still mounting groove (411) for limit mounting still (110), one end of first limited wall (410) can coordinate limit mounting to move lead-out tablet (121) with the second spacing preiection (440), the other end of the first limited wall (410) is vertically connected with the 3rd limited wall (412), the 3rd described limited wall (412) is corresponding with the breach feature (123) of movable contact spring (120) end to be arranged, and the 3rd limited wall (412) can coordinate the mobile range of the impeller to magnetic latching relay (3) to carry out spacing with breach feature (123).
5. the shell mechanism of magnetic latching relay according to claim 4, it is characterized in that: described breach feature (123) is opened in the side of movable contact spring (120) end, and the cross section of the shape of opening features (123) and impeller (3) matches, the top of described impeller (3) and bottom can respectively with the edge sliding contact of the 3rd limited wall (412) and breach feature (123).
6. the shell mechanism of magnetic latching relay according to claim 1, it is characterized in that: the end of described the first limited wall (410) is also connected with the 3rd limited wall (412), described lid (5) is provided with can contact with the first limited wall (410) and the 3rd limited wall (412) and coordinate respectively and carries out the first spacing lid projection (501) and the second lid projection (502) to still (110), lid (5) being also provided with can match to contact to connect and coordinate with the second limited wall (420) carries out the 3rd spacing lid projection (503) to fixed contact (101).
7. the shell mechanism of magnetic latching relay according to claim 6, is characterized in that: the height of described still (110) is less than the height of the first limited wall (410) and the 3rd limited wall (412).
8. the shell mechanism of magnetic latching relay according to claim 6, it is characterized in that: described the first limited wall (410) and the corresponding vertical setting of the 3rd limited wall (412), first limited wall (410) and the 3rd limited wall (412) can respectively and the still mounting groove (411) defined between the sidewall of housing (4) for limit mounting still (110), described still (110) is for U-shaped structure and end is provided with fixed contact (101), correspondingly with fixed contact (101) to arrange in the still (110) that the end that movable contact spring (120) is provided with moving contact (102) is placed in U-shaped structure, thus the direction of electric power F when making contact system (1) closed is that moving contact (102) is to fixed contact (101) direction, and distance when disconnecting between the end of movable contact spring (120) and the end of corresponding still (110) is less than 2mm.
9. the shell mechanism of magnetic latching relay according to claim 4, it is characterized in that: described movable contact spring (120) is also provided with splitter (130), one end of movable contact spring (120) is fixedly connected with the corresponding end of splitter (130), the other end of movable contact spring (120) drives with the impeller (3) of magnetic latching relay and is connected, described impeller (3) by the electromagnetic system (2) of magnetic latching relay drive movable contact spring (120) to drive splitter (130) to swing to realize moving contact (102) and fixed contact (101) deciliter, movable contact spring (120) also offers cavity feature (131), described cavity feature (131) is corresponding with end splitter (130) being provided with moving contact (102) to be arranged, and movable contact spring (120) can continue move toward moving contact to the direction of fixed contact thus produce contact overtravel after driving splitter (130) swing to make moving contact (102) and fixed contact (101) closed.
10. the shell mechanism of magnetic latching relay according to claim 1, it is characterized in that: the shell of described magnetic latching relay is also provided with radome (6), described radome (6) is provided with the elasticity installation sheet (610) that can be connected with relay1 case and install, the end of the side of described elasticity installation sheet (610) and radome (6) wherein sidewall is connected, breach (600) is formed between the end of another sidewall that the opposite side of elasticity installation sheet (610) is corresponding with radome (6), the end of elasticity installation sheet (610) is also provided with and can be connected with the sidewall contact of housing (4) or lid (5) and flexible clamp piece (611) for radome (6) and relay1 case flexible clamping being installed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520229345.4U CN204668242U (en) | 2015-04-15 | 2015-04-15 | The shell mechanism of magnetic latching relay |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520229345.4U CN204668242U (en) | 2015-04-15 | 2015-04-15 | The shell mechanism of magnetic latching relay |
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| CN204668242U true CN204668242U (en) | 2015-09-23 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106158513A (en) * | 2015-04-15 | 2016-11-23 | 浙江正泰电器股份有限公司 | The shell mechanism of magnetic latching relay |
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2015
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106158513A (en) * | 2015-04-15 | 2016-11-23 | 浙江正泰电器股份有限公司 | The shell mechanism of magnetic latching relay |
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