CN101667510B - Double-layer structure triphase module type magnetic latching relay - Google Patents
Double-layer structure triphase module type magnetic latching relay Download PDFInfo
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- CN101667510B CN101667510B CN2009101795734A CN200910179573A CN101667510B CN 101667510 B CN101667510 B CN 101667510B CN 2009101795734 A CN2009101795734 A CN 2009101795734A CN 200910179573 A CN200910179573 A CN 200910179573A CN 101667510 B CN101667510 B CN 101667510B
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Abstract
The invention discloses a double-layer structure triphase module type magnetic latching relay, which has the scheme that a triphase magnetic latching relay is integrated with a triphase electric energy meter terminal seat, an electric energy meter auxiliary connecting terminal and a current sampling device. The double-layer structure triphase module type magnetic latching relay realizes modularization of a triphase electric energy meter device, and leads the product to have the advantages of reliable performance, simple structure and convenient installation. The magnetic latching relay also simplifies the traditional technique of the triphase electric energy meter, improves the reliability and the efficiency of the triphase electric energy meter, and is in accordance with the relates standards of the national grid, China and the whole world.
Description
Technical field
The invention belongs to technical field of electronic components.In particular to a kind of three-phase power magnetic force keeping relay.
Background technology
Magnetic latching relay is a kind of under the effect of drive control signal, utilizes the interaction of solenoid and permanent magnet, relative motion to realize the closed and disconnected circuit.The control element that after drive control signal disappears, can still keep the state that is switched on or switched off.Characteristics with energy savings, working stability are widely used in electric system protection device and all kinds of telemechanical, remote control and the communicator.Especially be widely used in the intelligent electric energy meter, as the main element of intelligent electric energy meter.
Magnetic latching relay generally is made up of magnetic circuit system, driving member, contact system and plastic casing.Wherein magnetic circuit system is made up of solenoid, unitary armature assembly, magnetic conduction heel piece, conducting magnet core etc.; Contact system is made up of with the helical spring or the flat spring that guarantee the contact point contact pressure conducting strip and dynamic and static contact assembly; Utilize driving member connecting terminal assembly and magnetic circuit system, pass to contact assembly to the operating state of magnetic circuit system, realize transmission, interlock.Thereby it is closed or break off the circuit between the dynamic and static contact assembly.
The patent No. is the utility model of ZL200720149487.5, has announced that a kind of relay leading-out terminal is from the monolateral three-phase magnetic latching relay that stretches out of relay1 case.This kind relay to be because than convenient to connect between the current terminal of three-phase relay and three-phase electric energy meter, and can practice thrift the lead that connects usefulness and be widely used.
But still there is defective in this relay: the current terminal of three-phase electric energy meter is the center line symmetry, distributes uniformly, and its leading-out terminal of above-mentioned magnetic latching relay is asymmetric.Connect between magnetic latching relay and the three-phase electric energy meter current terminal like this and install with screw; Might cause installing not tight conductive exothermal temperature rise; Difficult installation and operating efficiency are low; It is bigger to take up room, and makes the three-phase electric energy meter volume big, does not meet the relevant criterion of present national grid requirement or country, the world.
Summary of the invention
The object of the present invention is to provide a kind of double-layer structure triphase module type magnetic latching relay scheme.This scheme will be with pedestal, electric energy meter auxiliary connection terminal, shell, current sample components and parts and the electromagnetic system of three-phase electric energy meter terminal base, contact with conducting system, driving member, clamping plate, compression spring, the design and installation of wiring circle and become as a whole.The lead that so just can save between three-phase magnetic latching relay and the three-phase electric energy meter current terminal connects, and reduces the temperature rise of three-phase electric energy meter, dwindles the volume of three-phase electric energy meter, has satisfied the installation requirement of national grid three-phase electric energy meter standard.
Present design has improved the performance of magnetic latching relay greatly, installs simply, has promoted production efficiency, and the present invention also possesses the instantaneous short circuit current ability of tolerance, meets the IEC relevant criterion.
For realizing above-mentioned goal of the invention, the present invention adopts following technical scheme:
A kind of double-layer structure triphase module type magnetic latching relay is designed to one with pedestal and three-phase electric energy meter terminal base, the loam cake of shell, covers to be buckled on the said pedestal and forms as one down.
Described double-layer structure triphase module type magnetic latching relay, said pedestal one end is provided with the structure of three-phase electric energy meter terminal base.
Described double-layer structure triphase module type magnetic latching relay is provided with the three-phase electric energy meter auxiliary connection terminal of absolute construction.
Described double-layer structure triphase module type magnetic latching relay, its inner employing is divided bilevel structure.
Described double-layer structure triphase module type magnetic latching relay, wherein one deck be used to assemble three contact, conducting system and current sample components and parts.
Said three-phase contact system adopts the setting of zig-zag type Short Circuit withstand current circuit respectively.
Said three-phase conducting system connects with corresponding three-phase contact system respectively.
Said current sample components and parts are installed in respectively on the three-phase conducting system.
Said three-phase conducting system, its conductive copper bar unanimity is toward pedestal one end of described band edge stroma structure.
And said three-phase conducting system, its conductive copper bar head pass pedestal one end that the wiring circle stretches into said band edge stroma structure.
Said three-phase electric energy meter auxiliary connection terminal, be installed on said pedestal band edge stroma structure above.
Described double-layer structure triphase module type magnetic latching relay, its another layer is used to assemble magnetic circuit system and driving member.
Said magnetic circuit system is made up of solenoid, armature component, magnetic conduction heel piece, conducting magnet core.
Said armature component adopts symmetrical H type structure.
Said armature component is provided with driving lever.
Described double-layer structure triphase module type magnetic latching relay connects contact system and magnetic circuit system through driving member.
Said driving member, it is provided with a plurality of openings.
A plurality of openings of said driving member, three openings wherein are used for assembling the free end of three-phase contact system moving contact assembly; One of them opening is used to assemble the driving lever of armature component.
Said magnetic circuit system drives driving member through the driving lever of armature component, and driving member passes to operate condition the free end of the moving contact assembly of contact system again.
Described double-layer structure triphase module type magnetic latching relay, said clamping plate are rectangular plate shaped, have a plurality of perforates and both sides to have angle to stretch out.
Another kind of derived product of the present invention, its technical scheme is:
A kind of double-layer structure triphase module type magnetic latching relay, it comprises pedestal, contact assembly seat, shell, three-phase electric energy meter auxiliary connection terminal, clamping plate, current sample components and parts, magnetic circuit system, contact and conducting system, compression spring, driving member, wiring circle, the terminal fixed strip of band three-phase electric energy meter terminal base structure; Wherein:
Said double-layer structure triphase module type magnetic latching relay, contact assembly seat are installed in the interior levels structure that forms of pedestal of band three-phase electric energy meter terminal base structure;
Pedestal one end of said band three-phase electric energy meter terminal base structure is provided with three-phase electric energy meter terminal base structural openings groove;
The pedestal of said band three-phase electric energy meter terminal base structure is provided with the holddown groove of installation magnetic circuit system and the movement slots of driving member;
Be provided with the holddown groove that contact and conducting system are installed above the said contact assembly seat, be provided with the magnetic circuit system fixing hole below;
Said contact and conducting system are assemblied in the holddown groove of contact assembly seat, belong to the upper strata;
Said magnetic circuit system is installed on the holddown groove of pedestal, belongs to lower floor;
Said shell interlocks with the pedestal of being with three-phase electric energy meter terminal base structure and is one;
Said three-phase electric energy meter auxiliary connection terminal is an absolute construction, is assemblied on the pedestal of said band three-phase electric energy meter terminal base structure.
Description of drawings
Fig. 1 is the embodiment of the invention 1 a double-layer structure triphase module type magnetic latching relay parts explosive effect stereogram;
Fig. 2 is the embodiment of the invention 1 a double-layer structure triphase module type magnetic latching relay A layer three-dimensional structure diagram;
Fig. 3 is the embodiment of the invention 1 a double-layer structure triphase module type magnetic latching relay B layer three-dimensional structure diagram;
Fig. 4 is contact of the embodiment of the invention 1 double-layer structure triphase module type magnetic latching relay and conducting system three-dimensional structure diagram;
Fig. 5 is the three-dimensional outline drawing of the embodiment of the invention 1 structure triphase module type magnetic latching relay;
Fig. 6 is the embodiment of the invention 2 double-layer structure triphase module type magnetic latching relay parts explosive effect stereograms;
Fig. 7 is the embodiment of the invention 2 double-layer structure triphase module type magnetic latching relay pedestal three-dimensional structure diagrams;
Fig. 8 is the embodiment of the invention 2 double-layer structure triphase module type magnetic latching relay lower floors assembling three-dimensional structure diagrams;
Fig. 9 is the three-dimensional structure diagram of pedestal in the embodiment of the invention 2 double-layer structure triphase module type magnetic latching relays are packed into;
Figure 10 assembles three-dimensional outline drawing for the embodiment of the invention 2 double-layer structure triphase module type magnetic latching relay upper stratas;
Figure 11 is the three-dimensional outline drawings of the embodiment of the invention 2 double-layer structure triphase module type magnetic latching relays.
Embodiment
Below to combine accompanying drawing and specific embodiment that the present invention is done further detailed description.
[embodiment 1]
As shown in Figure 1, the pedestal 1 of double-layer structure triphase module type magnetic latching relay of the present invention, pedestal 1 one of which end is provided with the structure W of three-phase electric energy meter terminal base.
Said pedestal 1 its inside is respectively arranged with A layer and B layer.And be provided with insulating barrier between A layer and B are two-layer, be isolated into relatively independent structure respectively two-layer.
Said pedestal 1, wherein the end structure W that has a three-phase electric energy meter terminal base is provided with a plurality of flutings, supplies conductive copper bar 33a, the 34a of assembling triphase module type magnetic latching relay.
Like Fig. 2 and shown in Figure 1, the contact system of double-layer structure triphase module type magnetic latching relay of the present invention comprises the dynamic and static contact assembly 5a of three-phase, 5b and 5c.Pedestal 1 is provided with a plurality of holddown grooves at its A layer, is used to assemble the dynamic and static contact assembly 5a of three-phase, 5b and 5c.
The dynamic and static contact assembly 5a of said three-phase, 5b and 5c adopt on all four setting.Mutually dynamic and static contact assembly 5a with wherein is its structure of example explanation.
Said dynamic and static contact assembly 5a, adopting in a zigzag, the Short Circuit withstand current circuit is provided with.
Said dynamic and static contact assembly 5a adopts the sheet spring structure.
Said dynamic and static contact assembly 5a includes quiet conducting strip 6a, fixed contact 19a, moving conductive sheet 7a, moving contact 18a, movable contact spring 20a, a plurality of splitter 21a, 22a and 23a, rivet 25a and 26a, rivet pressing plate 24a;
Said compression spring 27a is installed on the back of moving contact assembly.
Said fixed contact 19a rivets or is welded on the quiet conducting strip 6a.
Said movable contact spring 20a, a plurality of splitter 21a, 22a and 23a are through rivet 25a, and 26a, rivet pressing plate 24a are riveted on the moving conductive sheet 7a.
Said moving contact 18a riveted and fixed is in movable contact spring 20a, a plurality of splitter 21a, and 22a and 23a go up the contact holes that is provided with.And compression spring 27a is installed on the movable contact spring 20a.
Said connection can be adopted the mode of riveted joint or welding;
Or conductive copper bar 33a, 34a and moving conductive sheet 7a, quiet conducting strip 6a can be processed into an integral body.
On the said electrolytic copper bar 34a current sample components and parts 32a is installed.
The conductive copper bar 33a of described triphase module type magnetic latching relay, 34a, it is inserted among the three-phase electric energy meter terminal base structure W and is set with wiring circle 30 and several terminal screws 31.
Like Fig. 3 and shown in Figure 1, said pedestal 1 its B layer be provided with fixing magnetic circuit system 9 pillar and groove and counterbore, clamping plate location hole and, the track of driving member motion.
Said magnetic circuit system 9 includes bobbin 16, coil windings, conducting magnet core 12, magnetic conduction heel piece 11a and 11b, armature component 13, driving lead-in wire 4a, 4b, 4c.
The magnetic conduction heel piece 11a of said magnetic circuit system 9 and 11b are installed in the pillar and groove of pedestal 1 its B layer setting.
Magnetic vibrating feeder yoke and 11b, armature component 13 are fixed in more than 8 perforate of said clamping plate, the clamping plate angle are inserted in the location hole of pedestal 1B layer.
Be wound with coil windings on the said bobbin 16.
Be connected with on the said winding and drive lead-in wire 4a, 4b, 4c.
Said conducting magnet core 12 is as a whole with magnetic conduction heel piece 11a and 11b, bobbin riveted and fixed.
Said armature component 13 includes pole piece 14a, 14b and permanent magnet 17, and as a whole by some engineering plastics injection mouldings.
Said armature component 13 is symmetrical H type structure, and respectively stretches out an axle by engineering plastics injection mo(u)lding driving lever 15 and two faces.
In the hole of the fixedly magnetic circuit system 9 of axle insertion pedestal 1 its B layer that said armature component 13 one sides are stretched out; The pole piece of armature component 13 is fitted between magnetic conduction heel piece 11a, the 11b on the face.
Said driving member is provided with a plurality of openings, and its split shed is respectively applied for sheet spring free end and each corresponding pressure shell fragment 27a, 27b, the 27c of assembling dynamic and static contact assembly 5a, 5b, 5c.Other has opening to be used to assemble the driving lever 15 of armature component 13.
Like Fig. 5 and shown in Figure 1, the dynamic and static contact assembly 5a of the contact system of double-layer structure triphase module type magnetic latching relay of the present invention, 5b, 5c, magnetic circuit system 9 is assemblied in pedestal 1 with driving member 10 and fastens and form as one with loam cake 2, lower cover 3.
Like Fig. 5, Fig. 2, shown in Figure 1, double-layer structure triphase module type magnetic latching relay of the present invention is provided with the three-phase electric energy meter auxiliary connection terminal 28 of absolute construction, and it independently is assemblied in above the pedestal, and the inside and outside wiring that supplies to connect three-phase electric energy meter connects.29 is the terminal fixed strip, is installed on pedestal one end and is provided with above the structure of band three-phase electric energy meter terminal base.
[embodiment 2]
Like Fig. 6 and shown in Figure 7, the pedestal 100 of double-layer structure triphase module type magnetic latching relay of the present invention, pedestal 100 one of which ends are provided with the structure of three-phase electric energy meter terminal base.
Said double-decker is installed in contact assembly seat 101 to be divided in the pedestal 100 and is levels.
Like Fig. 4, Fig. 6 and shown in Figure 10, the contact system of double-layer structure triphase module type magnetic latching relay of the present invention comprises the dynamic and static contact assembly 5a of three-phase, 5b and 5c.Contact assembly seat 101 is provided with a plurality of holddown grooves in its direction toward loam cake 2, is used to assemble the dynamic and static contact assembly 5a of three-phase, 5b and 5c.
The dynamic and static contact assembly 5a of said three-phase, 5b and 5c adopt on all four setting.Mutually dynamic and static contact assembly 5a with wherein is its structure of example explanation.
Said dynamic and static contact assembly 5a, adopting in a zigzag, the Short Circuit withstand current circuit is provided with.
Said dynamic and static contact assembly 5a adopts the sheet spring structure.
Said dynamic and static contact assembly 5a includes quiet conducting strip 6a, fixed contact 19a, moving conductive sheet 7a, moving contact 18a, movable contact spring 20a, a plurality of splitter 21a, 22a and 23a, rivet 25a and 26a, rivet pressing plate 24a and pressure shell fragment 27a.
Said fixed contact 19a rivets or is welded on the quiet conducting strip 6a.
Said movable contact spring 20a, a plurality of splitter 21a, 22a and 23a are through rivet 25a, and 26a, rivet pressing plate 24a are riveted on the moving conductive sheet 7a.
Said moving contact 18a riveted and fixed is in movable contact spring 20a, a plurality of splitter 21a, and 22a and 23a go up the contact holes that is provided with.And 27a is riveted on the movable contact spring 20a with the pressure shell fragment.
Said connection can be adopted the mode of riveted joint or welding;
Or conductive copper bar 33a, 34a and moving conductive sheet 7a, quiet conducting strip 6a can be processed into an integral body.
On the said electrolytic copper bar 34a current sample components and parts 32a is installed.
The conductive copper bar 33a of described double-layer structure triphase module type magnetic latching relay, 34a, it is inserted in the three-phase electric energy meter terminal base structure and is set with wiring circle 30 and several terminal screws 31.
Like Fig. 6 and Fig. 7, shown in 8; Pedestal 100 portion within it is provided with the magnetic circuit system holddown groove; Magnetic circuit system 9 is assemblied in pedestal 100 set inside has magnetic circuit system fixed leg and groove internal fixation, the magnetic circuit system hole internal fixation that magnetic circuit system 9 simultaneously is provided with by contact assembly seat 101 in addition;
Or derive for, one side is fixed by clamping plate independently in addition, and is provided with the fixing hole of strap at said pedestal 100.
Said magnetic circuit system 9 includes bobbin 16, coil windings, conducting magnet core 12, magnetic conduction heel piece 11a and 11b, armature component 13, driving lead-in wire 4a, 4b, 4c.
Be wound with coil windings on the said bobbin 16.
Be connected with on the said winding and drive lead-in wire 4a, 4b, 4c.
Said conducting magnet core 12 is as a whole with magnetic conduction heel piece 11a and 11b, bobbin riveted and fixed.
Said armature component 13 includes pole piece 14a, 14b and permanent magnet 17, and as a whole by some engineering plastics injection mouldings.
Said armature component 13 is symmetrical H type structure, and respectively stretches out an axle by engineering plastics injection mo(u)lding driving lever 15 and two faces.
The pole piece of said armature component 13 is fitted on the face between magnetic conduction heel piece 11a, the 11b.
One over glaze of said armature component 13 inserts said pedestal 100 and is provided with in the hole of assembling magnetic circuit system 9.Said magnetic conduction heel piece 11a, 11b simultaneously are installed in the fixedly pillar and groove of pedestal 100 magnetic circuit systems, and another side is fixed by magnetic circuit system fixing hole or clamping plate fixing hole that contact assembly seat 101 is provided with.
Said driving member two sides is provided with opening; Wherein one side has a plurality of openings to be respectively applied for sheet spring free end and each corresponding pressure shell fragment 27a, 27b, the 27c of assembling dynamic and static contact assembly 5a, 5b, 5c, or the compression spring sheet is directly installed on the driving member opening; Other has an opening to be used to assemble the driving lever 15 of armature component 13.
Like Fig. 7, Fig. 8 and Fig. 9, shown in Figure 10, double-layer structure triphase module type magnetic latching relay of the present invention, described double-decker, its assemble sequence is: said double-deck lower floor magnetic circuit system 9 is encased in pedestal 100 and driving member 10; Reinstall described contact assembly seat 101 or clamping plate 8; Then assemble the dynamic and static contact assembly 5a of its superstructure three-phase, 5b and 5c again.
Like Figure 11 and shown in Figure 6, the dynamic and static contact assembly 5a of the contact system of double-layer structure triphase module type magnetic latching relay of the present invention, 5b, 5c pack into, and contact assembly seat and magnetic circuit system 9 and driving member 10 are assemblied in pedestal 100 and loam cake 2 fastenings are integrally formed.
Like Figure 11, shown in Figure 6, double-layer structure triphase module type magnetic latching relay of the present invention is provided with the three-phase electric energy meter auxiliary connection terminal 28 of absolute construction, and it independently is assemblied in above the pedestal, and the inside and outside wiring that supplies to connect three-phase electric energy meter connects.29 is the terminal fixed strip, is installed on pedestal one end and is provided with above the structure of band three-phase electric energy meter terminal base.
Two specific embodiments of double-layer structure triphase module type magnetic latching relay of the present invention to sum up, have been described.The present invention has optimized the frame mode of three-phase magnetic latching relay, has improved the performance of magnetic latching relay.As long as in line with basic structure of the present invention, can derive other concrete embodiments, for example the magnetic circuit system with this programme changes suction-type magnetic circuit system or other magnetic circuit system into; And for example adopt the magnetic circuit system described in a plurality of present embodiments to drive; And for example change the pressure shell fragment into helical spring; And for example the terminal base with three-phase electric energy meter separately is designed to an independently terminal base etc. from pedestal.These can be realized through simple transformation by the structural design personnel, also within the scope of the invention.
Claims (11)
1. double-layer structure triphase module type magnetic latching relay, it comprises pedestal, three-phase electric energy meter auxiliary connection terminal, shell, clamping plate, current sample components and parts, magnetic circuit system, contact and conducting system, compression spring, driving member, wiring circle, the terminal fixed strip of band three-phase electric energy meter terminal base structure; It is characterized in that:
Pedestal one end of said band three-phase electric energy meter terminal base structure is provided with three-phase electric energy meter terminal base structural openings groove;
Its inside of pedestal of said band three-phase electric energy meter terminal base structure is respectively arranged with the A face and the B face is two-layer, is provided with insulating barrier between A and B are two-layer, is isolated into relatively independent structure respectively with two-layer;
The pedestal A face of said band three-phase electric energy meter terminal base structure is provided with the holddown groove that contact and conducting system are installed; The B face is provided with the driving member tracks;
The pedestal B face of said band three-phase electric energy meter terminal base structure is provided with pillar and groove and the hole that installs and fixes magnetic circuit system, the location hole that clamping plate are installed;
The pedestal that said contact and conducting system are assemblied in band three-phase electric energy meter terminal base structure is one side wherein;
Said magnetic circuit system is installed in the fixedly pillar and groove and hole of the pedestal B face of being with three-phase electric energy meter terminal base structure; Said magnetic circuit system is made up of solenoid, H type armature component, magnetic conduction heel piece, conducting magnet core; Said H type armature component comprises the pole piece permanent magnet middle with being positioned at symmetrical pole piece of two symmetries, is encased by engineering plastics to be one, and forms the transmission driving lever by the engineering plastics injection moulding, and the transmission driving lever center of H type armature component is complete symmetrical structure; The above and below of said H type armature component is provided with the rotating shaft of rotation;
Said clamping plate are installed in above the magnetic circuit system and are fixed in the pedestal B face clamping plate location hole of band three-phase electric energy meter terminal base structure;
Said three-phase electric energy meter auxiliary connection terminal is an absolute construction, is assemblied on the pedestal of said band three-phase electric energy meter terminal base structure.
2. double-layer structure triphase module type magnetic latching relay according to claim 1 is characterized in that:
Said shell is divided into loam cake, lower cover, said loam cake, covers on the pedestal that is buckled in band three-phase electric energy meter terminal base structure down.
3. double-layer structure triphase module type magnetic latching relay according to claim 1 and 2 is characterized in that:
Said contact and conducting system are made up of dynamic and static conducting strip and dynamic and static contact assembly; Said dynamic and static contact assembly is accomplished dynamic and static contact and is contacted and break off through the driving member transmission that is connected with H type armature component in the magnetic circuit system;
Contact assembly in said contact and the conducting system is provided with the loop structure of double-contact or multiconductor parallel connection;
Said fixed contact assembly and moving contact assembly form the Short Circuit withstand current circuit of zig-zag type;
Said moving contact assembly is made up of movable contact spring and a plurality of splitter and contact riveted joint.
4. double-layer structure triphase module type magnetic latching relay according to claim 3 is characterized in that:
Be connected with conductive copper bar on the dynamic and static conducting strip of said contact and conducting system;
Said conductive copper bar extend in the open slot of band three-phase electric energy meter terminal base structure;
Said wiring snare is gone into the conductive copper bar head and is installed in the open slot of band three-phase electric energy meter terminal base structure, on the wiring circle and have two screw holes to be used to install screw;
Every phase conductive copper bar wherein one the current sample components and parts are installed, said current sample components and parts are a kind of current transformer or manganese copper diverter.
5. double-layer structure triphase module type magnetic latching relay according to claim 1 and 2 is characterized in that:
Said clamping plate are rectangular flat, have a plurality of location holes and both sides that angle is arranged, and wherein a plurality of holes are positioned on the magnetic conduction heel piece of magnetic circuit system, and other has a middle hole to be used for fixing the rotating shaft of H type armature component; The angle on both sides inserts in the pedestal corresponding positioning hole.
6. double-layer structure triphase module type magnetic latching relay according to claim 3 is characterized in that:
Said driving member is the strip of two sides opening, is installed in the driving member movement slots of the pedestal B face of being with three-phase electric energy meter terminal base structure;
Wherein one side has a plurality of openings to be used to install said moving contact assembly free end and compression spring, and the another side opening is used to install armature component transmission driving lever;
Said compression spring is straight spring of a kind of spiral or sheet spring, and said spring can directly be riveted on the moving contact assembly back of said contact system or be installed on the said driving member opening;
Said terminal fixed strip is elongated, and wherein one side has the location convex-concave that the pedestal opening groove of a plurality of and said band three-phase electric energy meter terminal base structure matches, and on the terminal fixed strip another side a plurality of metal connecting sheets is installed; The terminal fixed strip is installed on the pedestal of band three-phase electric energy meter terminal base structure.
7. double-layer structure triphase module type magnetic latching relay, it comprises pedestal, contact assembly seat, shell, three-phase electric energy meter auxiliary connection terminal, clamping plate, current sample components and parts, magnetic circuit system, contact and conducting system, compression spring, driving member, wiring circle, the terminal fixed strip of band three-phase electric energy meter terminal base structure; It is characterized in that:
Said double-layer structure triphase module type magnetic latching relay, contact assembly seat are installed in the interior levels structure that forms of pedestal of band three-phase electric energy meter terminal base structure;
Pedestal one end of said band three-phase electric energy meter terminal base structure is provided with three-phase electric energy meter terminal base structural openings groove;
The pedestal of said band three-phase electric energy meter terminal base structure is provided with the tracks of fixedly pillar that magnetic circuit system is installed and groove and hole, driving member;
Be provided with the holddown groove that contact and conducting system are installed above the said contact assembly seat, be provided with the magnetic circuit system fixing hole below;
Said contact and conducting system are assemblied in the holddown groove of contact assembly seat, belong to the upper strata;
Said magnetic circuit system is installed on the holddown groove of pedestal, belongs to lower floor; Said magnetic circuit system by solenoid, H type armature component, magnetic conduction heel piece, conducting magnet core, form; Said H type armature component comprises the pole piece permanent magnet middle with being positioned at symmetrical pole piece of two symmetries, is encased by engineering plastics to be one, and forms the transmission driving lever by the engineering plastics injection moulding, and the transmission driving lever center of H type armature component is complete symmetrical structure; The above and below of said H type armature component is provided with the fixed rotating shaft that supplies its rotation;
Said shell interlocks with the pedestal of being with three-phase electric energy meter terminal base structure and is one;
Said three-phase electric energy meter auxiliary connection terminal is an absolute construction, is assemblied on the pedestal of said band three-phase electric energy meter terminal base structure.
8. double-layer structure triphase module type magnetic latching relay according to claim 7 is characterized in that:
Said contact and conducting system are made up of dynamic and static conducting strip and dynamic and static contact assembly; Said dynamic and static contact assembly is accomplished dynamic and static contact and is contacted and break off through the driving member transmission that is connected with H type armature component in the magnetic circuit system;
Contact assembly in said contact and the conducting system is provided with the loop structure of double-contact or multiconductor parallel connection;
Said fixed contact assembly and moving contact assembly form the Short Circuit withstand current circuit of zig-zag type;
Said moving contact assembly is made up of movable contact spring and a plurality of splitter and contact riveted joint.
9. double-layer structure triphase module type magnetic latching relay according to claim 8 is characterized in that:
Be connected with conductive copper bar on the dynamic and static conducting strip of said contact and conducting system;
Said conductive copper bar extend in the open slot of band three-phase electric energy meter terminal base structure;
Said wiring snare is gone into the conductive copper bar head and is installed in the open slot of band three-phase electric energy meter terminal base structure, on the wiring circle and have two screw holes to be used to install screw;
Every phase conductive copper bar wherein one the current sample components and parts are installed, said current sample components and parts are a kind of current transformer or manganese copper diverter.
10. double-layer structure triphase module type magnetic latching relay according to claim 7 is characterized in that:
Said clamping plate are rectangular flat, have a plurality of location holes and both sides that angle is arranged, and wherein a plurality of holes are positioned on the magnetic conduction heel piece of magnetic circuit system, and a hole was used for fixing the fixed rotating shaft that H type armature component rotates in the middle of other had; The angle on both sides inserts in the pedestal corresponding positioning hole of band three-phase electric energy meter terminal base structure.
11. double-layer structure triphase module type magnetic latching relay according to claim 8 is characterized in that:
Said driving member is the strip that there is opening on the two sides; Be installed in the pedestal driving member movement slots of band three-phase electric energy meter terminal base structure; Wherein one side has a plurality of openings to be used to install said moving contact assembly free end and compression spring, and the another side opening is used to install armature component transmission driving lever;
Said compression spring is straight spring of a kind of spiral or sheet spring, and described spring can directly be riveted on moving contact assembly back or be installed on the driving member opening;
Said terminal fixed strip is elongated, and wherein one side has the location convex-concave that the pedestal opening groove of a plurality of and said band three-phase electric energy meter terminal base structure matches; On the terminal fixed strip another side a plurality of metal connecting sheets are installed; The terminal fixed strip is installed on the pedestal of band three-phase electric energy meter terminal base structure.
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CN2009101795734A CN101667510B (en) | 2009-09-30 | 2009-09-30 | Double-layer structure triphase module type magnetic latching relay |
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CN2009101795734A CN101667510B (en) | 2009-09-30 | 2009-09-30 | Double-layer structure triphase module type magnetic latching relay |
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CN101667510A CN101667510A (en) | 2010-03-10 |
CN101667510B true CN101667510B (en) | 2012-06-27 |
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CN102156208A (en) * | 2011-05-30 | 2011-08-17 | 威胜集团有限公司 | Terminal block with current transformer and copper terminal |
CN102226979B (en) * | 2011-06-08 | 2013-10-30 | 张三军 | Load switch module of three-phase electricity meter carrying wiring terminal row and current sampling devices |
CN104467615B (en) * | 2014-12-30 | 2017-06-13 | 刘浩 | motor winding parameter converter |
CN108646133B (en) * | 2016-01-18 | 2020-05-12 | 刘晓冰 | Manufacturing method of wiring device for detecting polarity of current transformer |
CN106980035A (en) * | 2017-05-26 | 2017-07-25 | 滕海峰 | Three-phase electric energy meter auxiliary terminal block |
CN111354605B (en) * | 2018-12-20 | 2022-01-07 | 贵州振华群英电器有限公司(国营第八九一厂) | Modularized multi-path contact magnetic latching switch assembly |
JP7157383B2 (en) * | 2018-12-28 | 2022-10-20 | Tdk株式会社 | Coil device |
CN111710563B (en) * | 2020-06-30 | 2022-05-06 | 广西睿奕科技开发有限公司 | Three-phase magnetic latching relay with symmetrically distributed input and output |
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CN1399291A (en) * | 2002-08-21 | 2003-02-26 | 厦门宏发电声有限公司 | Miniaturized great-power electromagnetic relay with upper and lower variable-section cavities |
CN201063318Y (en) * | 2007-03-20 | 2008-05-21 | 浙江中孚电子有限公司 | External relay remaining by magnetism |
CN201307563Y (en) * | 2008-09-27 | 2009-09-09 | 上海万佳精密元件有限公司 | Novel three-phase magnetic latching relay |
CN201503823U (en) * | 2009-09-30 | 2010-06-09 | 郁晓亮 | Three-phase modular magnetic latching relay with double-layered structure |
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CN1399291A (en) * | 2002-08-21 | 2003-02-26 | 厦门宏发电声有限公司 | Miniaturized great-power electromagnetic relay with upper and lower variable-section cavities |
CN201063318Y (en) * | 2007-03-20 | 2008-05-21 | 浙江中孚电子有限公司 | External relay remaining by magnetism |
CN201307563Y (en) * | 2008-09-27 | 2009-09-09 | 上海万佳精密元件有限公司 | Novel three-phase magnetic latching relay |
CN201503823U (en) * | 2009-09-30 | 2010-06-09 | 郁晓亮 | Three-phase modular magnetic latching relay with double-layered structure |
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