CN207381322U - Magnetic latching relay - Google Patents

Abstract

The utility model is related to Low Voltage Electrical Apparatus, more particularly to a kind of magnetic latching relay, it includes relay base and relay upper cover, installation partition plate is set in the middle part of relay base, partition plate one side is installed, electromagnetic system is set, opposite side sets contact system, and electromagnetic system is connected by push card with contact system；The electromagnetic system includes electromagnet assembly and moving armature component, and electromagnet assembly is glued with relay base；The contact system includes static contact component and moving contact component, and static contact component is fixedly connected with relay base, and moving contact component one end is arranged in the middle part of static contact component, and the other end is fixedly connected with relay base；Described push card one end is connected with moving armature Component driver, and the other end is clamped with moving contact component；The utility model provides a kind of assembling magnetic latching relay reliable, safe to use.

Description

Magnetic latching relay

Technical field

The utility model is related to Low Voltage Electrical Apparatus, and in particular to a kind of magnetic latching relay.

Background technology

The existing magnetic latching relay applied to electric energy meter, generally by electromagnet assembly, moving armature component, static contact group Part, moving contact component, push card, relay base and relay upper cover composition, in the electromagnetic coil excited target of electromagnet assembly Pole change afterwards, with armature component it is attracting/repel each other, act moving armature component, and by the back and forth movement of push card, drive dynamic Contact assembly acts, and realizes the cut-off/close of dynamic/stationary contact.

But existing magnetic latching relay has the following problems more：

1. important composition component of the electromagnet assembly as magnetic latching relay, the fastness assembled and positioning is accurate Property directly affects the performance of magnetic latching relay；The prior art is partly fixed using structure /V, and fixed effect is bad, Electromagnet assembly easily occurs to loosen or position offset；Other part is fixed using dispensing, is asked firstly there are glue whereabouts is indefinite Topic, influences dispensing adhesive strength, it is also possible to the other component work of magnetic latching relay impacted, secondly, dispensing position Constant volume structure and prompting are not provided with, worker's dispensing amount is not easy control, and is likely to occur the situation of leak source.

2. magnetic latching relay device is connected with manganese copper diverter, sampling terminal and the sampling conducting wire of manganese copper diverter are welded When connecing, since the custom that wiring benchmark architecture and operation are not provided on sampling terminal is different with skills involved in the labour, Make the uniformity that sampling conducting wire welds poor, the sensing electric current generated is caused also to change therewith, influence manganese copper diverter sampling Accuracy.

3. the yoke of electromagnet assembly includes multiple bending structures and length is faced directly, easily in processing, storage and transportational process In be damaged or deformation, first part is caused to waste, furthermore, if problematic yoke is assembled into magnetic latching relay, Happening for magnetic latching relay baulk or hydraulic performance decline may then be caused；The armature and electromagnet of moving armature component The contact of the yoke of component contacts for line, and first the actuation dynamics of armature and yoke is inadequate, and armature may be sent out when being attracted Raw bounce, furthermore, armature long-time, the shock yoke of high frequency time easily lead to yoke and are damaged, influence magnetic latching relay The stabilization of energy exists；

4. the moving contact component of the prior art and the /V cooperation of push card, majority is using the structure of relay base to pushing away Dynamic card carries out /V, and moving contact component is unstable to the limit effect of push card, easily push card is made to occur in transmission process Distortion happens；Part moving contact component carries out /V to push card using shrapnel terminal bends, first adds shrapnel Shaping difficulty and assembly difficulty, and the elbow of shrapnel easily deforms during storage and transport.

5. the improvement of existing magnetic latching relay tends to minimize, make the assembly space of interior contact system and electromagnetic system It is smaller, it is not provided with being effectively isolated between strong/light current, easily there is a situation where strong/light current short circuit and/or the breakdown hairs of weak current part It is raw.

The content of the invention

The purpose of the utility model is to overcome the defects of the prior art, providing, a kind of assembling is reliable, safe to use Magnetic latching relay.

A kind of magnetic latching relay including relay base 7 and is arranged on 7 top of relay base and its company of buckle The relay upper cover 8 connect, 7 middle part of relay base set installation partition plate 71, and 71 one side of installation partition plate sets electromagnetic system, another Side sets contact system, and electromagnetic system is connected by push card 4 with contact system；The electromagnetic system includes electromagnet assembly 21 With moving armature component 22, electromagnet assembly 21 is glued with relay base 7；The contact system includes static contact component 31 and moves Contact assembly 32, static contact component 31 are fixedly connected with relay base 7, and 32 one end of moving contact component is arranged on static contact component 31 middle parts, the other end are fixedly connected with relay base 7；Described 4 one end of push card is connected with the driving of moving armature component 22, another End is clamped with moving contact component 32.

Preferably, 22 top of moving armature component sets fixed plate 5, and fixed plate 5 is fixedly connected with relay base 7, 22 upper and lower part of moving armature component is rotatablely connected respectively with fixed plate 5 and relay base 7.

Preferably, the relay base 7 sets the first limited post 72, and 72 one side of the first limited post sets the second limited post 73, the first limited post 72 and the second limited post 73 are connected with fixed plate 5, are set between the first limited post 72 and the second limited post 73 Put yoke card slot 700, electromagnet assembly 21 includes yoke 213, and 213 holding of yoke is in yoke card slot 700, yoke 213 and the One limited post 72 and the second limited post 73 are glued.

Preferably, described installation partition plate 71 one end sets push card card slot, push card 4 by push card card slot and installation every Plate 71, which slides, to be connected, and push card card slot one side sets push card supporting plate 74,4 times Slideslip phases of push card supporting plate 74 and push card Even.

Preferably, the electromagnet assembly 21 includes electromagnetic coil 211, the coil bone for being arranged on 211 middle part of electromagnetic coil Frame 210, the iron core 212 for being arranged on 210 middle part of coil rack and the yoke that 210 both ends of coil rack is set to be connected with iron core 212 Iron 213；The yoke 213 includes the first plate being connected with iron core 212 and the second plate being connected with the first plate, the first plate and the The junction of two plates sets the first dowel 215, and the first plate one side sets the second reinforcement structure 216.

Preferably, the moving armature component 22 includes permanent magnet 221, the moving armature housing being wrapped in outside permanent magnet 221 223rd, two blocks of armature 222 at 221 the two poles of the earth of permanent magnet are separately positioned on and are arranged on the close permanent magnet of moving armature housing 223 The one side of 221 1 poles sets and stirs structure 225, stirs structure 225 and is connected with the driving of push card 4；The armature 222 and electromagnetism The incline that the yoke 213 of iron component 21 coordinates sets chamfering structure, and chamfering structure includes the actuation face coordinated with yoke 213 2221。

Preferably, the static contact component 31 includes stationary plate 311 and the stationary contact 312 for being arranged on 311 one end of stationary plate, quiet 311 other end of piece is connected with manganese copper diverter 6, and manganese copper diverter 6 includes voltage sampling terminal 64 and sample of signal terminal 65, electricity Pressure sampling terminal 64 and sample of signal terminal 65 are respectively provided with the first wiring benchmark architecture.

Preferably, the moving contact component 32 is including the dynamic movable contact 324 for touching bridge, being arranged on dynamic tactile bridge one end and with moving The conductive sheet 325 that the bridge other end is connected is touched, dynamic tactile bridge includes the shrapnel 321 and splitter that are connected successively with conductive sheet 325.

Preferably, the conductive sheet 325 is connected by copper stranded conductor 326 with moving contact connection sheet 327, and copper stranded conductor 326 includes Copper stranded conductor main body 3260, the copper stranded conductor insulation sleeve 3262 for being wrapped in the outside of copper stranded conductor main body 3260 and it is separately positioned on copper stranded conductor Two copper stranded conductor terminals 3261 at 3260 both ends of main body, the cross section of copper stranded conductor terminals 3261 is rectangle or isosceles ladder Shape, 327 one end of moving contact connection sheet set the second wiring benchmark architecture coordinated with copper stranded conductor terminals 3261.

Preferably, one end equipped with movable contact 324 of the shrapnel 321 sets the first position limiting structure 3211, push card 4 one End sets the second card slot 42 being connected with dynamic tactile bridge, and the side being connected with shrapnel 321 of the second card slot 42 is set and the first /V The second position limiting structure 420 that structure 3211 coordinates.

The magnetic latching relay of the utility model includes relay base, and installation partition plate, peace are set in the middle part of relay base It fills partition plate one side and electromagnetic system is set, opposite side sets contact system, forms effective strong/light current isolation, avoids strong/light current short Road and electromagnetic system is breakdown happens, protects operating personnel；The electromagnetic system is glued with relay base, ensures The stability of electromagnet assembly position, make the utility model magnetic latching relay action more precisely, it is reliable；It is described after Appliance base and relay upper cover snap connection, and the assembling for the magnetic latching relay of the utility model provides facility, is conducive to Improve efficiency of assembling.In addition, the voltage sampling terminal and sample of signal terminal are respectively provided with the first wiring benchmark architecture, be conducive to Improve efficiency and uniformity that manganese copper diverter is connected with sampling conducting wire；The relay base sets the first limited post and second Limited post forms yoke card slot between the first limited post and the second limited post, the yoke holding of electromagnet assembly is in yoke card slot In, and yoke and the first limited post and the second limited post are glued, and implement structure positioning and dispensing positioning simultaneously to yoke, further Enhance the stability of electromagnet assembly position.

Description of the drawings

Fig. 1 is the structure diagram of the utility model magnetic latching relay；

Fig. 2 is the structure diagram of the first structure of the utility model electromagnet assembly；

Fig. 3 is the structure diagram of the first structure of the utility model yoke；

Fig. 4 is the structure diagram of second of structure of the utility model electromagnet assembly；

Fig. 5 is the structure diagram of second of structure of the utility model yoke；

Fig. 6 is the structure diagram of the utility model moving armature component；

Fig. 7 is the structure diagram of the part A of the utility model Fig. 6；

Fig. 8 is the structure diagram of the utility model moving contact component；

Fig. 9 is the structure diagram of the part B of the utility model Fig. 8；

Figure 10 is the structure diagram of the utility model copper stranded conductor；

Figure 11 is the structure diagram of the first structure of the utility model copper stranded conductor terminals；

Figure 12 is the structure diagram of second of structure of the utility model copper stranded conductor terminals；

Figure 13 is the overlooking the structure diagram of the first structure of the utility model the second wiring benchmark architecture；

Figure 14 is the side structure schematic view of the first structure of the utility model the second wiring benchmark architecture；

Figure 15 is the overlooking the structure diagram of second of structure of the utility model the second wiring benchmark architecture；

Figure 16 is the side structure schematic view of second of structure of the utility model the second wiring benchmark architecture；

Figure 17 is the structure diagram of the third structure of the utility model the second wiring benchmark architecture；

Figure 18 is the structure diagram of the 4th kind of structure of the utility model the second wiring benchmark architecture；

Figure 19 is the overlooking the structure diagram of the 5th kind of structure of the utility model the second wiring benchmark architecture；

Figure 20 is the A-A cross-sectional views of the 5th kind of structure of the utility model the second wiring benchmark architecture；

Figure 21 is the overlooking the structure diagram of the 6th kind of structure of the utility model the second wiring benchmark architecture；

Figure 22 is the B-B cross-sectional views of the 6th kind of structure of the utility model the second wiring benchmark architecture；

Figure 23 is the structure diagram of the utility model static contact component；

Figure 24 is the structure diagram of the first structure of the utility model manganese copper diverter；

Figure 25 is the structure diagram of second of structure of the utility model manganese copper diverter；

Figure 26 is the structure diagram of the third structure of the utility model manganese copper diverter；

Figure 27 is the overlooking the structure diagram of the first structure of the utility model relay base；

Figure 28 is the structure diagram of the C portion of the utility model Figure 27；

Figure 29 is the dimensional structure diagram of the first structure of the utility model relay base；

Figure 30 is the overlooking the structure diagram of second of structure of the utility model relay base；

Figure 31 is the structure diagram of the D parts of the utility model Figure 30；

Figure 32 is the dimensional structure diagram of second of structure of the utility model relay base；

Figure 33 is the structure diagram of the utility model relay upper cover；

Figure 34 is the dimensional structure diagram of the first structure of the utility model fixed plate；

Figure 35 is the overlooking the structure diagram of the first structure of the utility model fixed plate；

Figure 36 is the overlooking the structure diagram of second of structure of the utility model fixed plate；

Figure 37 is the cut-away section structure diagram of second of structure of the utility model fixed plate；

Figure 38 is the structure diagram of the first structure of the utility model push card；

Figure 39 is the structure diagram of second of structure of the utility model push card.

Specific embodiment

Below in conjunction with the embodiment that attached drawing 1 to 39 provides, the tool of the magnetic latching relay of the utility model is further illustrated Body embodiment, the magnetic latching relay of the utility model are not limited to the following description.

The magnetic latching relay of the utility model including relay base 7, is arranged on 7 interior side of relay base Electromagnetic system, be arranged on the contact system of 7 inside opposite side of relay base and one end is connected the other end with electromagnetic system The push card 4 being connected with contact system；The electromagnetic system includes electromagnet assembly 21 and moving armature component 22, moving armature component 22 tops set fixed plate 5, and the upper and lower part of moving armature component 22 is rotatedly connected respectively with fixed plate 5 and relay base 7；

The electromagnet assembly 22 includes the yoke 213 for being arranged on its both ends, and 7 bottom of relay base is set and fixed plate The limited post group of 5 cooperations, limited post group include the first limited post 72 and the second /V for being arranged on 72 one side of the first limited post Column 73 forms the yoke card slot 700 coordinated with yoke 213,5 end of fixed plate between first limited post 72 and the second limited post 73 Dispensing mouth 53 with 700 corresponding matching of yoke card slot is set.

The magnetic latching relay of the utility model forms yoke card slot between the first limited post 72 and the second limited post 73 700, yoke card slot 700 coordinates with yoke 213, dispensing mouth 53 and 700 corresponding matching of yoke card slot of fixed plate 5, dispensing first Mouthfuls 53 prompt as dispensings, avoid happening for worker's leak source, further, by 53 dispensing of dispensing mouth, first glue into Enter 213 and first limited post 72 of yoke, the second limited post 73 installation gap and bond, furthermore, glue enters fixed plate 5 and One limited post 72, the second limited post 73 installation gap and bond, make yoke 213 be in yoke card slot 700 and glue bonding Double limitation relation, the assembling for making electromagnet assembly 21 is more solid and reliable, and fixed plate 5 has obtained further fixation, The reliability that moving armature component 22 assembles is ensure that, so that the assembling of the magnetic latching relay of the utility model more stabilization can It leans on, performance is more stablized.

As shown in Figure 1, one embodiment of the magnetic latching relay for the utility model.

Direction as shown in Figure 1, the magnetic latching relay of the utility model, including relay base 7, relay base 7 Middle part sets installation partition plate 71, and installation partition plate 71 downside sets electromagnetic system, and upside sets contact system, 4 lower end of push card with Electromagnetic system is connected, and upper end is connected with contact system.

The electromagnetic system includes being arranged on the electromagnet assembly 21 of 7 lower left side of relay base and is arranged on electromagnetism The moving armature component 22 that 21 right side of iron component coordinates with it, 22 front of moving armature component set fixed plate 5；The contact system bag Include the static contact component 31 for being arranged on 7 top of relay base and be arranged on the middle part of static contact component 31 coordinate with it is dynamic tactile Head assembly 32；4 upper end of push card is connected with moving contact component 32, and lower end is connected with moving armature component 22.

Below with reference to Figure of description and preferred embodiment, each building block to the utility model magnetic latching relay and Assembly relation is described in detail.

It is a kind of preferred embodiment of the utility model relay base 7 as shown in Figure 27,29,30 and 32.

Direction as can be seen in figures 27 and 30, the relay base 7 include being disposed therein the installation partition plate 71 in portion, install every Second assembled location hole 78 on the upside of 71 left end of plate is set, first group of limited post group is set on the downside of middle part, right end is set and push card 4 Connected push card card slot is slided, is set on the downside of push card card slot and slides the push card supporting plate 74 being connected with push card main body 40, 71 top of installation partition plate is located at 7 bottom of relay base and sets to fix the stationary plate positioning bar group of static contact component 31 and be used for The conductive sheet positioning bar group of fixed moving contact component 32,7 times middle side parts of relay base set second group of limited post group, two groups of limits Position column group coordinates respectively with the both ends of fixed plate 5, and 7 lower right corner of relay base sets the first assembled location hole 77, and first is assembled The assembled location hole 78 of location hole 77 and second and the first assembled assembled positioning column 88 of positioning column 87 and second of relay upper cover 8 are matched somebody with somebody It closes；As shown in Figure 29 and 32, chuck 75 is set, 75 one end both sides of chuck set assembled card on the side of the relay base 7 Slot 76.

Such as Figure 27-29,34 and 35, limitation column group and limited post for the utility model assemble the fixed plate 5 and two of conjunction The first preferred embodiment of the assembly relation of person.

As shown in Figure 27 and 29, the relay base 7 includes two groups of limited posts with the cooperation of the both ends of fixed plate 5 respectively Group, limited post group include the first limited post 72 and the second limited post 73, and the first limited post 72 and the second limited post 73 are by relay The bottom to the opening thereof side of device pedestal 7 extends.

As shown in figure 28,72 top of the first limited post is set consolidates with what the fixed plate limit hole 51 of fixed plate 5 coordinated Fixed board limited post 720 forms what is coordinated with the yoke 213 of electromagnet assembly 21 between first limited post 72 and the second limited post 73 Yoke card slot 700；As shown in figure 27, yoke limiting slot, lower part are set between second limited post 73 on top and installation partition plate 71 The downside of the second limited post 73 yoke limiting slot is set, yoke limiting slot is communicated with yoke card slot 700.As shown in FIG. 34 and 35, The fixed plate 5 includes fixed plate plate body 50, and 50 middle part of fixed plate plate body sets the moving armature shaft 224 with moving armature component 22 First axis hole 52 of cooperation, upper and lower ends respectively set a fixed plate limit hole 51, and 51 left side of fixed plate limit hole sets dispensing Mouth 53.

Preferably, as shown in figure 28, the right flank of the left surface of first limited post 72 and the second limited post 73 is distinguished Set first to draw glue groove 721 and second and draw glue groove 731, the two with 53 corresponding matching of dispensing mouth.Described first draws 721 He of glue groove Second, which draws glue groove 731, is conducive to glue faster into the yoke 213 of electromagnet assembly 21 and the installation gap of yoke card slot 700 In, dispensing efficiency is improved, simultaneously so that between 213 and first limited post 72 of yoke, between 213 and second limited post 73 of yoke Into more glues, enhance the intensity of bonding.

Preferably, as shown in figure 35, the dispensing mouth 53 is funnel-shaped structure, and funnel-shaped structure inlet size ＞ exports ruler It is very little, make once inject more glues in dispensing mouth 53.

Preferably, direction as shown in figure 28, the right side of first limited post 72 set the first limited post reinforcing rib 722, The left side upper end of second limited post 73 sets the second limited post reinforcing rib 730, and the right flank of the second limited post reinforcing rib 730 is with consolidating Fixed board 5 is connected, and the second limited post reinforcing rib 730 and fixed plate limited post 720 coordinate to the progress /V of fixed plate 5.

Preferably, as shown in FIG. 34 and 35, the outside of 53 import of dispensing mouth sets the gear glue boss 530 of L-shaped structure, The interior angle opening direction of the L-shaped structure of glue boss 530 is kept off, towards an apex angle of fixed plate plate body 50 adjacent thereto.It is described Gear glue boss 530 can prevent that glue is excessive, influence happening for magnetic latching relay other parts work.Preferably, institute State the counterbore 54 that setting is concentric at the port of the first axis hole 52, the internal diameter of the first axis holes of internal diameter ＞ 52 of counterbore 54.It is described Counterbore 54 is for reducing the length of the first axis hole 52, to reduce the moving armature shaft 224 of the first axis hole 52 and moving armature component 22 Contact area, the rotation for making moving armature component 22 is more smooth, improves the performance of moving armature component 22.

Preferably, the height that the gear glue boss 530 protrudes fixed plate plate body 50 is h, 0.5mm ＜ h ＜ 3mm.

During assembling, the fixed plate limit hole 51 coordinates with fixed plate limited post 720, the first axis hole 52 and moving armature shaft The end face of 224 cooperations, the first limited post 71 and the second limited post 73 is connected with 5 side of fixed plate, the yoke of electromagnet assembly 21 In yoke card slot 700 and yoke limiting slot, first draws glue groove 721, second draws the entrance of glue groove 731 and dispensing mouth for 213 holdings 53 communicate, and 730 upper end one side of the second limited post reinforcing rib is connected with fixed plate 5.

As shown in Figure 30-32,36 and 37, for the utility model limited post group, with limited post assemble the fixed plate 5 of conjunction with And second of preferred embodiment of the assembly relation of the two.

The difference of second of the preferred embodiment and the first preferred embodiment of the limited post group is：

As shown in figs. 31 and 32,73 upper end of the second limited post sets dispensing mouth baffle 732, and dispensing mouth baffle 732 is right Middle side part sets dispensing mouth block reinforcement 733, and the width of dispensing mouth block reinforcement 733 is matched with the dispensing mouth opening of dispensing mouth 53.

The difference of second of the preferred embodiment and the first preferred embodiment of the fixed plate 5 is：

As shown in figure 36, dispensing mouth opening, funnel-shaped structure import are set on the left of the funnel-shaped structure of the dispensing mouth 53 Outside sets the gear glue boss 530 of U-shaped structure, and the U-shaped opening of gear glue boss 530 communicates in the same direction with dispensing mouth opening.

Preferably, the height that the gear glue boss 530 protrudes fixed plate plate body 50 is h, 0.5mm ＜ h ＜ 3mm.

Preferably, as shown in figure 37, the upper and lower both sides in funnel-shaped structure outlet of the dispensing mouth 53, which are arranged in parallel two, keeps off Glue muscle 531, during assembling, the both ends of gear glue muscle 531 are connected respectively with the first limited post 72 and the second limited post 73, and two are kept off glue muscle 531, which are separately positioned on first, draws 721 both sides of glue groove, effectively avoids glue excessive along yoke 213, and the magnetic for influencing the utility model is protected Hold the work of the other component of relay.

During assembling, the fixed plate limit hole 51 coordinates with fixed plate limited post 720, the first axis hole 52 and moving armature shaft 224 cooperations, 213 holding of yoke is in yoke card slot 700 and yoke limiting slot, and 733 holding of dispensing mouth block reinforcement is in dispensing mouth 53 In dispensing mouth opening, dispensing mouth baffle 732 is connected with the outer lateral side of dispensing mouth opening, the second limited post reinforcing rib 730 it is upper End face is concordant with the upper side of dispensing mouth baffle 732, and the upper side of dispensing mouth baffle 732 is put down with keeping off the upper side of glue boss 530 Together, keep off 531 both ends of glue muscle respectively with the first limited post 72 and the second limited post 73 to be connected, gear glue muscle 531 is connected with yoke 213.

As shown in Figures 2 and 3, for the utility model electromagnet assembly 21 the first preferred embodiment.

As shown in Fig. 2, the electromagnet assembly 21 includes electromagnetic coil 211, the coil for being arranged on 211 middle part of electromagnetic coil It skeleton 210, the iron core 212 for being arranged on the middle part of coil rack 210 and is arranged on 210 both ends of coil rack and is connected with iron core 212 Yoke 213,210 upper end one side of coil rack sets the wire connection terminal 214 that is connected with electromagnetic coil 211.

As shown in figure 3, the yoke 213 is L-type structure, including the first plate for being connected with iron core 212 and with first The second plate that plate is connected, the first plate and the second plate form the first bent angle, and the first board is put in yoke limiting slot, and the second board is put In yoke card slot 700, the junction of the first plate and the second plate sets the first dowel 215, sets second to add on the downside of the first plate Fixing structure 216.

Preferably, first dowel 215 is wedge block, and number is 1 or multiple.

Preferably, first dowel 215 be bar shaped muscle, cross section be right angled triangle, the two of right angled triangle A right-angle side is connected respectively with two sides of the first bent angle.

Preferably, as shown in figure 3, second ruggedized construction 216 is provided on the downside of the second plate along the second plate axis side To the reinforcing rib of extension.It is of course also possible to be provided in the reinforcement slit extended along the second plate axis direction on the downside of the second plate or Person's netted reinforcing rib.

First dowel, 215 and second ruggedized construction 216 is conducive to improve the structural stability of yoke 213, avoids Yoke 213 causes yoke 213 to deform in storage or transportational process, due to being squeezed or colliding, can not normal use It happens, is conducive to improve the stability of the utility model magnetic latching relay structure and the reliability of performance.

As shown in Figures 4 and 5, it is second of preferred embodiment of the utility model electromagnet assembly 21.

As shown in figure 4, the electromagnet assembly 21 includes electromagnetic coil 211, the coil for being arranged on 211 middle part of electromagnetic coil Skeleton 210 and one end are inserted into 210 other end of coil rack and the yoke 213 of the cooperation of armature 222 of moving armature component 22, 210 upper end one side of coil rack sets the wire connection terminal 214 being connected with electromagnetic coil 211.

As shown in figure 5, the yoke 213 include being inserted into the core plate 2130 at the middle part of coil rack 210, with 2130 phase of core plate Yoke connecting plate 2131 even and the yoke plate 2132 being connected with yoke connecting plate 2131, yoke plate 2132 and yoke connecting plate 2131 junction sets the first dowel 215, and yoke plate 2132 and yoke connecting plate 2131 form the first bent angle, yoke plate 2132 holdings are in yoke card slot 700, and 2131 holding of yoke connecting plate is in yoke limiting slot, yoke connecting plate 2131 and core plate 2130 junction sets the first dowel 215, and 2130 front side of core plate sets the second reinforcement structure 216.

Preferably, the junction of the yoke connecting plate 2131 and core plate 2130 sets the first dowel 215.

As shown in Figures 6 and 7, it is a kind of preferred embodiment of the utility model moving armature component 22.

The moving armature component 22 includes permanent magnet 221, the moving armature housing 223 being wrapped in outside permanent magnet 221, difference It is arranged on two blocks of armature 222 at 221 the two poles of the earth of permanent magnet and is arranged on the right side of moving armature housing 223 and stir structure 225, move 223 front and rear sides of armature housing are respectively provided with moving armature shaft 224, two moving armature shafts 224 first axle with fixed plate 5 respectively Second axis hole of 7 bottom of hole 52 and relay base is rotatedly connected.

As shown in Figures 6 and 7, set at the incline that the yoke 213 of 222 upper and lower ends of armature and electromagnet assembly 21 coordinates Chamfering structure is put, chamfering structure includes the actuation face 2221 coordinated with yoke 213.

The actuation face 2221 of the chamfering structure makes the cooperation of armature 222 and yoke 213 become face cooperation with line, First avoiding the seamed edge because of armature 222 causes yoke 213 to be damaged the shock of 213 long-time high frequency time of yoke, furthermore, it inhales Conjunction face 2221 and the suction-combining force bigger of yoke 213, make armature 222 and the actuation of yoke 213 once succeed, armature 222 are avoided to exist It beats during actuation, improves the performance of the utility model magnetic latching relay.

Preferably, as shown in fig. 7, the chamfer angle of the chamfering structure is α, 3 ° of 7 ° of ＜ α ＜, the chamfering angle of chamfering structure Degree can be adjusted according to the demand of the magnetic latching relay of different model, to realize that the face of armature 222 and yoke 213 coordinates.

Preferably, surface induction intensity >=90mT of the permanent magnet 221.

As shown in fig. 6, the structure 225 of stirring includes stirring column 2253 with what push card 4 coordinated, stir column 2253 and pass through Column connecting plate 2251 is stirred with moving armature housing 223 to be connected, stir column connecting plate about 2251 both sides set stir structural strengthening Plate 2252 improves the fastness and reliability for stirring structure 225, extends the use longevity of the magnetic latching relay of the utility model Life.

As shown in Fig. 1 and 23, the static contact component 31 includes stationary plate 311 and the stationary contact for being arranged on 311 one end of stationary plate Point 312, stationary plate 311 fit over the bottom of relay base 7 by the assembling of stationary plate fixing muscle.

As shown in Figure 1, the stationary plate 311 is located at part inside relay base 7 into U-shaped structure, the right side of moving contact 32 End is arranged in the middle part of the U-shaped structure of stationary plate 311, and movable contact 324 is made to coordinate with stationary contact 312, during work, stationary plate 311 with it is dynamic tactile The electrodynamic repulsion force of bridge makes movable contact 324 and the cooperation of stationary contact 312 more firm.

Preferably, as shown in Fig. 1 and 23, one end of the stationary plate 311 sets stationary contact 312, and the other end is shunted with copper-manganese Device 6 is connected.

As shown in figs 24-26, the manganese copper diverter 6 is zigzag structure, including copper-manganese resistor disc 61, is arranged on copper-manganese It the first coupled connection copper sheet 62 of the left side of resistor disc 61 and is arranged on 61 right side of copper-manganese resistor disc and second is connected copper with it Piece 63；The junction upside of the first connection copper sheet 62 and copper-manganese resistor disc 61, the second connection copper sheet 63 and copper-manganese resistor disc One voltage sampling terminal 64 is respectively set on the upside of 61 junction, and it is right that 63 upside of the second connection copper sheet is located at voltage sampling terminal 64 Side sets a sample of signal terminal 65, and the current divider connection being connected with its right angle is set on the upside of the right end of the second connection copper sheet 63 Piece 66, the voltage sampling terminal 64, sample of signal terminal 65 are respectively provided with the first wiring benchmark architecture.

Preferably, the copper-manganese resistor disc 61 is made of the manganin of temperature-coefficient of electrical resistance ＜ 40ppm/ DEG C.

Preferably, the manganese copper diverter 6 is an integral structure.

Preferably, as shown in figure 24, the first wiring benchmark architecture is step structure, voltage sampling terminal 64 and signal The free end of fixing end and top of the terminal 65 including lower part is sampled, fixing end is connected with free end, the thickness of fixing end The junction of the thickness of ＞ free ends, the junction formation step structure of the two, fixing end and free end includes wiring horizontal plane, Wiring horizontal plane is a part for fixing end upper surface, and during wiring, the end part aligning wiring horizontal plane for sampling conducting wire is positioned and consolidated Fixed, fixed form is the prior art, and the modes such as welding can be used.

Preferably, as shown in figure 25, the first wiring benchmark architecture is to be separately positioned on voltage sampling terminal 64 and letter The wiring clip slot at number sampling terminal 65 middle part, the axis direction of wiring clip slot is perpendicular to voltage sampling terminal 64 and sample of signal end The axis direction of son 65, the width of wiring clip slot are matched with the end of sampling conducting wire, during wiring, will sample the end placement of conducting wire It is positioned and fixed in wiring clip slot.

Preferably, as shown in figure 25, the first wiring benchmark architecture can also be prominent in 64 He of voltage sampling terminal The wiring boss of 65 one side of sample of signal terminal, the wiring boss relative symmetry of two voltage sampling terminals 64 are set, during wiring, The end of conducting wire and wiring boss positioned in alignment and fixation will be sampled.

It is pointed out that the structure of the first wiring benchmark architecture of two voltage sampling terminals 64 is identical, to ensure two The uniformity of a 64 wiring of voltage sampling terminal, the structure of the first wiring benchmark architecture of sample of signal terminal 65 can not Together.

Voltage sampling terminal 64, the sample of signal terminal 65 of the manganese copper diverter 6 of the utility model include the first wiring base Quasi- structure has ensured the uniformity of sampling terminating wire, so as to sense the contracting of current error excursion caused by power frequency magnetic field It is small, while the negative effect manually alignd is reduced, improve 6 wiring efficiency of manganese copper diverter and wiring quality.

As shown in figs. 1 and 8, for the utility model moving contact component 32 a kind of preferred embodiment.

As shown in figs. 1 and 8, the moving contact component 32 include dynamic tactile bridge, be arranged on the movable contact 324 of dynamic tactile bridge one end with And the conductive sheet 325 being connected with the dynamic tactile bridge other end, dynamic tactile bridge include 321, first points of shrapnel being connected successively with conductive sheet 325 322 and second splitter 323 of flow, the number of splitter can increase or decrease to adjust the elastic performance of dynamic tactile bridge, conductive sheet 325 are fixed on 7 bottom of relay base by conductive sheet fixing muscle group.

Preferably, as shown in figure 8, first splitter, 322 middle part sets the first arc-shaped bend, the second splitter 323 Middle part sets the second arc-shaped bend, and the second arc-shaped bend is sleeved on the outside of the first arc-shaped bend and therebetween there are gap, First arc-shaped bend and the second arc-shaped bend are conducive to improve the elastic performance of dynamic tactile bridge.It is pointed out that the shrapnel 321 3rd arc-shaped bend can also be set, and the first arc-shaped bend is sleeved on the outside of the 3rd arc-shaped bend, is touched so that further adjustment is dynamic The elastic performance of bridge.

Preferably, the shrapnel 321, the first splitter 322 and 323 middle part of the second splitter are respectively provided with along dynamic tactile bridge axle line The slit of direction extension, to improve the elastic performance of dynamic tactile bridge.

As shown in figure 8,321 right end of shrapnel sets the first upward bending, the first bending and splitter into Y-junction Structure, the first bending middle part set the first position limiting structure 3211 coordinated with push card 4.

Preferably, as shown in figure 9, first position limiting structure 3211 is shrapnel positive stop lug boss, the push card with push card 4 Limiting slot coordinates.Alternatively, first position-limit mechanism 3211 is shrapnel limiting slot, match somebody with somebody with the push card positive stop lug boss of push card 4 It closes.First position limiting structure, 3211 and second position limiting structure 420 coordinates, and 4 width of push card, thickness direction are limited Position, dynamic the stablizing for tactile bridge for realizing push card 4 and moving contact component 32 coordinate, the structural stability of the first position limiting structure 3211 By force, it is not susceptible to deform or damage, further, the first position limiting structure 3211 and the second position limiting structure 420 are simple in structure, dress With simplicity, the efficiency of assembling of raising the utility model magnetic latching relay.

It is pointed out that the push card limiting slot can also be push card limit hole, shrapnel limiting slot can also be Shrapnel limit hole.

Preferably, as shown in figure 8,325 left end of the conductive sheet is connected by copper stranded conductor 326 with moving contact connection sheet 327.

Preferably, as shown in Figure 10, the copper stranded conductor 326 includes copper stranded conductor main body 3260, is wrapped in copper stranded conductor main body The copper stranded conductor insulation sleeve 3262 in 3260 outsides and the copper stranded conductor terminals 3261 for being arranged on 3260 both ends of copper stranded conductor main body.

Preferably, as shown in figure 11, the cross section of the copper stranded conductor terminals 3261 is rectangle.

Preferably, as shown in figure 12, the cross section of the copper stranded conductor terminals 3261 is isosceles trapezoid.

The copper stranded conductor terminals 3261 are rectangle or isosceles trapezoid, and big side coordinates with conductive sheet 325, is conducive to The stability that copper stranded conductor terminals 3261 coordinate with conductive sheet 325 is improved, moreover, copper stranded conductor terminals 3261 are being welded When, it is under pressure, the big side of the copper stranded conductor terminals 3261 of rectangle or isosceles trapezoid is contacted with conductive sheet 325, is increased The contact area of copper stranded conductor terminals 3261 and conductive sheet 325, reduces pressure, when being significantly reduced welding, copper stranded conductor wiring The deflection that end 3261 is generated when being under pressure.

Preferably, as shown in Figure 13-22, described 327 one end of moving contact connection sheet sets connecting hole, and the other end sets second Wiring benchmark architecture.

Preferably, as shown in Figs. 13 and 14, the second wiring benchmark architecture is provided in 327 lower part of moving contact connection sheet A slit, during wiring, 3261 end of copper stranded conductor terminals and slit positioned in alignment and the fixation of copper stranded conductor 326.

Preferably, as shown in figures 17 to 20, the second wiring benchmark architecture is provided in 327 lower part of moving contact connection sheet Wiring groove, wiring groove matches with the copper stranded conductor terminals 3261 of copper stranded conductor 326.During wiring, by copper stranded conductor terminals 3261 are placed in wiring groove and position and fix.It is pointed out that the location and shape of wiring groove can there are many become Shape only need to match with the copper stranded conductor terminals 3261 of copper stranded conductor 326 and possess positioning function.

Preferably, as shown in figs, the second wiring benchmark architecture is step structure, during wiring, copper stranded conductor 326 3261 end of copper stranded conductor terminals be placed at step structure and position and fix.

Preferably, as shown in figs. 21 and 22, the second wiring benchmark architecture is provided in 327 lower part of moving contact connection sheet Two slotting platforms, during wiring, 3261 middle part of copper stranded conductor terminals that slotting platform is inserted into copper stranded conductor 326 positions and fixes.

It is pointed out that in Figure 13-22, the preferred side of six kind of second wiring benchmark architecture described in the above Formula is not intended as the limitation of the second wiring benchmark architecture, all can play the copper stranded conductor terminals 3261 of positioning copper stranded conductor 326 The structure of function should all fall in the scope of protection of the utility model.

As shown in figures 38 and 39, the push card 4 includes push card main body 40, is arranged on the of 40 lower end of push card main body One card slot 41 and the second card slot 42 for being arranged on 40 upper end of push card main body, the upper side of the second card slot 42 set the second /V Structure 420.

Preferably, as shown in figure 38, second position limiting structure 420 is push card positive stop lug boss, with moving contact component 32 Shrapnel 321 shrapnel limiting slot cooperation.

Preferably, as shown in figure 39, second position limiting structure 420 is push card limiting slot, with moving contact component 32 The shrapnel positive stop lug boss cooperation of shrapnel 321.

Preferably, as shown in figures 38 and 39, push card reinforcing rib 44 on the side of the push card main body 40 is set and is pushed away Dynamic card lightening hole 45.The push card lightening hole 45 mitigates the dead weight of push card 4, reduces push card and the peace of relay base 7 Fill partition plate 71, relay base 7 push card supporting plate 74 frictional force, move it more smooth, while push card reinforcing rib 44 guarantee push cards 4 have necessary strength, and ensure the service life of push card 4.

The magnetic latching relay of the utility model further includes relay upper cover 8, is the utility model relay as shown in figure 33 One embodiment of device upper cover 8.

As shown in figure 33, the magnetic latching relay of the utility model includes relay upper cover 8, including being arranged on its front side The assembled positioning column 87 of the first of the lower left corner, the second assembled positioning column 88 for being arranged on 8 front side upper right quarter of relay upper cover are arranged on It two assembled card muscle 81 being arranged in parallel of the second assembled 88 lower section of positioning column and is arranged in 8 lateral location of relay upper cover Buckle 85, the 85 fixing end both sides of being buckled set assembled chuck 86.

Preferably, as shown in figure 33,8 front side of relay upper cover is additionally provided with a plurality of reinforcing rib, is conducive to improve relay The intensity of device upper cover 8.

During assembling, the first assembled assembled positioning column 88 of positioning column 87 and second respectively with the first assembled location hole 77 and second Assembled location hole 78 coordinates, and in the both sides of installation partition plate 74, buckle 85 coordinates with chuck 75, assembled for two assembled 81 holdings of card muscle 86 holding of chuck makes relay upper cover 8 and relay base 7 is solid and reliable is bolted together in assembled card slot 76.

The above content is combine specific preferred embodiment further detailed description of the utility model, it is impossible to Assert that the specific implementation of the utility model is confined to these explanations.For the ordinary skill of the utility model technical field For personnel, without departing from the concept of the premise utility, several simple deduction or replace can also be made, should all be regarded To belong to the scope of protection of the utility model.

Claims (9)

1. a kind of magnetic latching relay, it is characterised in that：It includes relay base (7) and is arranged on relay base (7) The relay upper cover (8) that top is snapped connection with it, relay base (7) middle part set installation partition plate (71), install partition plate (71) one side sets electromagnetic system, and opposite side sets contact system, and electromagnetic system is connected by push card (4) with contact system； The electromagnetic system includes electromagnet assembly (21) and moving armature component (22), electromagnet assembly (21) and relay base (7) It is glued；The contact system includes static contact component (31) and moving contact component (32), static contact component (31) and relay base Seat (7) is fixedly connected, and moving contact component (32) one end is arranged in the middle part of static contact component (31), the other end and relay base (7) it is fixedly connected；Described push card (4) one end is connected with moving armature component (22) driving, the other end and moving contact component (32) Clamping；Fixed plate (5) is set above the moving armature component (22), and fixed plate (5) is fixedly connected with relay base (7), is moved Armature component (22) upper and lower part is rotatablely connected respectively with fixed plate (5) and relay base (7).

2. magnetic latching relay according to claim 1, it is characterised in that：The relay base (7) sets the first limit Position column (72), the first limited post (72) one side set the second limited post (73), the first limited post (72) and the second limited post (73) It is connected with fixed plate (5), yoke card slot (700), electromagnet is set between the first limited post (72) and the second limited post (73) Component (21) includes yoke (213), and yoke (213) holding is in yoke card slot (700), yoke (213) and the first limited post (72) it is glued with the second limited post (73).

3. magnetic latching relay according to claim 1, it is characterised in that：Described installation partition plate (71) one end, which is set, to promote Card card slot, push card (4) is slided by push card card slot with installation partition plate (71) to be connected, and push card card slot one side sets push card Supporting plate (74), push card supporting plate (74) are connected with Slideslip under push card (4).

4. magnetic latching relay according to claim 1, it is characterised in that：The electromagnet assembly (21) includes electromagnetic wire Circle (211), the coil rack (210) being arranged in the middle part of electromagnetic coil (211), the iron core being arranged in the middle part of coil rack (210) (212) and the yoke (213) that is connected with iron core (212) of coil rack (210) both ends is set；The yoke (213) include with The junction of the first connected plate of iron core (212) and the second plate being connected with the first plate, the first plate and the second plate sets first Dowel (215), the first plate one side set the second reinforcement structure (216).

5. magnetic latching relay according to claim 1, it is characterised in that：The moving armature component (22) includes permanent magnetism Body (221) is wrapped in the external moving armature housing (223) of permanent magnet (221), is separately positioned on the two of permanent magnet (221) the two poles of the earth Block armature (222) and be arranged on moving armature housing (223) (221) one pole of close permanent magnet one side set stir structure (225), structure (225) is stirred with push card (4) driving to be connected；The yoke with electromagnet assembly (21) of the armature (222) (213) incline of cooperation sets chamfering structure, and chamfering structure includes the actuation face (2221) with yoke (213) cooperation.

6. magnetic latching relay according to claim 1, it is characterised in that：The static contact component (31) includes stationary plate (311) and the stationary contact (312) of stationary plate (311) one end being arranged on, stationary plate (311) other end is connected with manganese copper diverter (6), Manganese copper diverter (6) includes voltage sampling terminal (64) and sample of signal terminal (65), and voltage sampling terminal (64) and signal take Sample terminal (65) is respectively provided with the first wiring benchmark architecture.

7. magnetic latching relay according to claim 1, it is characterised in that：The moving contact component (32) includes dynamic touch Bridge, the movable contact (324) for being arranged on dynamic tactile bridge one end and the conductive sheet (325) being connected with the dynamic tactile bridge other end, move tactile bridge bag Include the shrapnel (321) and splitter being connected successively with conductive sheet (325).

8. magnetic latching relay according to claim 7, it is characterised in that：The conductive sheet (325) passes through copper stranded conductor (326) it is connected with moving contact connection sheet (327), copper stranded conductor (326) includes copper stranded conductor main body (3260), is wrapped in copper stranded conductor main body (3260) copper stranded conductor insulation sleeve (3262) on the outside of and two copper stranded conductors for being separately positioned on copper stranded conductor main body (3260) both ends Terminals (3261), the cross sections of copper stranded conductor terminals (3261) are rectangle or isosceles trapezoid, moving contact connection sheet (327) one End sets the second wiring benchmark architecture with copper stranded conductor terminals (3261) cooperation.

9. magnetic latching relay according to claim 7, it is characterised in that：The shrapnel (321) is equipped with movable contact (324) one end sets the first position limiting structure (3211), and push card (4) one end sets the second card slot being connected with dynamic tactile bridge (42), the side being connected with shrapnel (321) of the second card slot (42) sets the second limit with the first position limiting structure (3211) cooperation Bit architecture (420).