CN209087729U - A kind of new energy high voltage direct current relay - Google Patents

Abstract

The utility model discloses a kind of new energy high voltage direct current relays, including base assembly and electromagnet assembly, and return spring is provided between base assembly and electromagnet assembly；Base assembly is made of static joint component, permanent magnet and pedestal, is provided with arc-chute on pedestal, the top of pedestal and is located at electromagnet assembly and is internally provided with static joint component, and the side of static joint component is symmetrically arranged with a group permanent-magnet；Electromagnet assembly is made of push-rod assembly, iron plate component, coil block, dynamic iron core and brandreth, the top of pedestal is arranged in brandreth, static joint component and permanent magnet are located at the inside of brandreth, permanent magnet is provided with iron plate component far from the side of static joint component, iron plate component is provided with push-rod assembly far from one end of permanent magnet, and push-rod assembly is connect by dynamic iron core with coil block.The utility model has the advantages that improving individual magnetic quenching effect, while technology difficulty is reduced, improve the craftsmanship of product, while also improving the load capacity of product.

Description

A kind of new energy high voltage direct current relay

Technical field

The utility model relates to relay technical fields, it particularly relates to a kind of new energy high voltage direct current relay.

Background technique

Relay is widely used in the high-voltage direct-current of New-energy electric vehicle, power communication, high-tension transformer etc. Contactor is engineering machinery (excavator, engineering fork truck, bull-dozer), new at communication equipment (such as communication power supply, communication switch) Energy electric vehicle (such as compressor of air conditioner, PTC, DC-DC, charger) and other new energy (such as water power, wind energy) are also extensive With.

Currently, the high-voltage product of existing production, which is mostly used, is vacuumized to product or is filled in the product hydrogen, nitrogen And inert gas carries out arc extinguishing.In a vacuum, since pressure is lower, only considerably less gas molecule, this makes in vacuum not It is easy to produce electric arc, in the state of ideal, vacuum is possible to reach the dielectric strength of every 0.1 millimeter of 10000V.In addition, due to There is no the presence of air, contact will not be oxidized in vacuum, and gas molecule is less to obtain the breakdown voltage between contactor gap A possibility that improving, reducing electric arc formation is to achieve the purpose that arc extinguishing.Inertia high-pressure gas medium can make high-voltage relay Keep it is good pressure resistance and protect contact not oxidized, it relay carry out thermal switch when can to avoid contact high temperature scaling loss, In the application very sensitive to current fluctuation, inertia gas-filled relay has low and stable leakage current, especially disconnects Between contact, very low leakage current can be kept for a long time.But the characteristic that inert gas is decomposed and ionized at high temperature with Air differs widely, at the same Inert gas molecule and its at high temperature decompose made of substance, have absorption free electron and structure Characteristic is obtained at anion, so that the electric arc to burn in inertia, arc voltage is lower, and arc diameter is thinner, and the thermal inertia of arc column is smaller.It is above-mentioned Two methods have higher requirement to craftsmanship, it is desirable that and air-tightness of the product in entire life span cannot be all destroyed, Otherwise life of product can greatly shorten.And production cost is high, greatly limits the scope of application.

For the problems in the relevant technologies, currently no effective solution has been proposed.

Summary of the invention

For the problems in the relevant technologies, the utility model proposes a kind of new energy high voltage direct current relays, existing to overcome There is above-mentioned technical problem present in the relevant technologies.

For this purpose, the specific technical solution that the utility model uses is as follows:

A kind of new energy high voltage direct current relay, including base assembly and the electromagnet for being mounted on the base assembly top Component, also, return spring is provided between the base assembly and the electromagnet assembly, the return spring is taper knot Structure；

Wherein, the base assembly is made of static joint component, permanent magnet and pedestal, is provided with arc extinguishing on the pedestal Grid, the top of the pedestal and be located at the electromagnet assembly be internally provided with the static joint component, the static joint component Side be symmetrically arranged with one group described in permanent magnet；

The electromagnet assembly is made of push-rod assembly, iron plate component, coil block, dynamic iron core and brandreth, the brandreth The top of the pedestal is set, also, the static joint component and the permanent magnet are located at the inside of the brandreth, it is described Permanent magnet is provided with the iron plate component far from the side of the static joint component, and the iron plate component is far from the permanent magnetic One end of iron is provided with the push-rod assembly, and the push-rod assembly is connect by the dynamic iron core with the coil block.

Further, break of the static joint component by static terminal and positioned at the static terminal side is constituted, also, The break is located at side of the static terminal far from the permanent magnet.

Further, coil terminals of the coil block by spool and positioned at described spool one end are constituted, also, described Coil terminals are located at side of the spool far from the permanent magnet, are arranged with coil on the spool.

Further, static iron core of the iron plate component by iron plate and positioned at the iron plate side is constituted, also, described quiet Iron core is located at side of the iron plate far from the permanent magnet, and the one end of the static iron core far from the iron plate passes through described dynamic Iron core is connect with the spool far from one end of the coil terminals.

Further, the push-rod assembly is made of dynamic joint component, insulation ring assemblies, compressed spring and retainer ring, described Dynamic joint component middle position is interspersed with the insulation ring assemblies, the described insulation one end of ring assemblies far from the dynamic joint component It sequentially passes through the iron plate and the static iron core and is matched with the dynamic iron core, on the insulation ring assemblies and is located at described dynamic The compressed spring is arranged between contact unit and the iron plate, also, the both ends of the compressed spring are provided with respectively Retainer ring.

Further, the dynamic joint component by moved end and is located at the symmetrically arranged movable contact structure in the sub- side in the moved end At, also, the movable contact is located at the side of moved end far from the iron plate, wherein the contact of moved end and static terminal Material is the AgSn alloy for adding the special elements such as Trace Indium.

Further, dead ring of the insulation ring assemblies by push rod and positioned at the push rod side is constituted, also, described Dead ring is connect through moved end and with one end of the push rod, and the compressed spring is set on the dead ring, institute Push rod is stated to sequentially pass through the iron plate and the static iron core far from one end of the dead ring and match with the dynamic iron core.

The utility model assembling process are as follows: by static terminal and break by riveting method, form static joint component；By moving Terminal and movable contact form dynamic joint component by riveting method；Push rod is plastic push rod by mosaic mode with dead ring Integral insulation ring assemblies；Dynamic joint component, insulation ring assemblies, compressed spring, retainer ring are pushed away by what is be assembled into one Bar assembly；Static iron core and iron plate are fastened by chopping riveting mode, form iron plate component；Spool and coil terminals are plastic by inlaying Mode forms one, then coil (enameled wire) row is wound on bobbin, reaches required resistance value and the number of turns value, by enameled wire Two the end of a thread be respectively wound around on coil terminals, then by be brazed welding manner enameled wire is combined with coil terminals, Again through bending and molding, coil block is formed；After push-rod assembly, iron plate component, coil block, dynamic iron core, buffer gasket assembly, Iron plate and brandreth are formed into electromagnet assembly by splitting riveting mode；Static joint component, pedestal, permanent magnet are passed through into the encapsulating that presses Etc. modes form preliminary base assembly, electromagnet assembly is being mounted on preliminary base assembly, in such a way that encapsulating is fixed Form base assembly；Electromagnet assembly is assembled by taper return spring with said base component and encapsulating mode is used to fix； Shell and said modules are assembled together, product is carried out by perfusion epoxy glue between product pedestal and terminal and shell Sealing.

The utility model is designed using brand new, using individual magnetic quenching system (permanent magnet, arc-chute), and The cavity space increased as far as possible is arranged by the direction of magnetic blow-out for electric arc, makes electric arc have enough spaces to be elongated cooling, reaches rapid The purpose of arc extinguishing；By using the AgSn alloy of the special elements such as novel slider material-addition Trace Indium, there is excellent anti-electricity The characteristics of arc aggressivity, wear resistance, improves the anti-ablation ability of contact, prolongs the service life.Product is allowed to from structure innovation Voltage can reach 450V voltage, and receiving electric current is 60-80A, improve individual magnetic quenching effect, while reducing technology difficulty, The craftsmanship of product is improved, while also improving the load capacity of product.

The utility model beneficial effect, compared with prior art, the utility model has the following characteristics that

1), the usage range of the utility model is more extensive, is applied not only to environment under low pressure, primarily directed to New energy electric High-voltage relay needed for vehicle and design, using electric current be 60-80A；The project is mainly used for new energy electric motor vehicle at present In compressor of air conditioner, PTC, DC-DC, charger high voltage direct current relay use；

2), product is sealed product by the way that epoxy glue is perfused after receiving cover, it is ensured that the sealing grade IP67 of product；

3), the product structure can change arc motion direction, elongating arc by permanent magnet magnetic quenching, magnetic blow-out, rise To the effect for being quickly cooled down electric arc, quick extinguishing electric arc.Add permanent magnet outside the two sides of contact, makes current direction in dynamic and static contact Vertical with magnetic direction, according to left hand rule, effect of the electric arc by Lorentz force, electric arc deflects, and extends arc motion Track reduces the arcing time, reaches arc quenching effect so that electric arc be made to lengthen and cool down rapidly, by that can reach known to verification experimental verification To good arc quenching effect；

4), because use environment change, it is particularly important to the selection of product slider material, slider material do not use AgCu, The materials such as AgNi, and be utilized in AgSnO2 alloy and increase micro yttrium, the material characteristics: heat with higher Stability, resistance fusion welding and low material transfer characteristic make because SnO2 particle can be such that the viscosity of molten metal increases in silver is molten Arc erosion is reduced, and is repeatedly acted on by electric arc, and SnO2 ingredient remains to retain in contact surface, and contact anti electric arc corrosion is melted with anti- Weldering performance will not be remarkably decreased, therefore have very high service life, so AgSnO2 has excellent anti electric arc corrosion, wear resistance The characteristics of, enhance the anti-ablation ability of product；

5), product internal structure is carried out to rationally design enhancing product insulation (500VDC1000M Ω), resistance to pressure (3000VAC1min)；

6) arc-chute and unique flash barrier cavity, are set in contact arc extinguishing direction, makes electric arc be easier to be elongated, is cold But, achieve the effect that arc extinguishing；

7), push-rod assembly assembled using unique plastic structure and compressed spring, retainer ring to be formed it is simple, practical, safe Unique texture mode；

8), when unique triangle structure, this shape and retainer ring plane contact is arranged in the side of the sub- plane in moved end, and Non-planar and flat surface contact manner, but use line and face contact mode: on the one hand, it is excessively high excessive to avoid contact temperature Heat conducts in compressed spring, causes compressed spring because of high temperature, the constant coefficient of spring is caused to change；On the other hand, This structure of the two sides setting symmetry of son in moved end, effect is to make two groups of dynamic and static contact stress adjust automaticallies, makes contact Contact pressure is evenly distributed on two groups of contacts, keeps product more stable；

9), the setting of return spring position is to the front end of compressed spring, avoids dynamic iron core and when push rod passes through laser welding, Traditional return spring is mounted between dynamic and static iron core, and dynamic iron core can be welded to dynamic iron core with push rod using laser welding mode It picks up and, because the effect of high temperature causes a part of return spring coefficient of elasticity to change, particular product performance parameters is made to change, Ensure the consistency of product；

10), return spring uses pyramidal fashion structure, and advantage: concentrating the Impact direction of return force more, and On same straight line, make product contact disconnect when (especially under high voltages), disconnect it is rapider, when shortening the burning of electric arc Between, reduce the ablation degree of contact, the product quality made, service life are improved；

11), the nonpolarity requirement of product face terminals facilitates client's wiring and use.

Detailed description of the invention

In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment Needed in attached drawing be briefly described, it should be apparent that, the accompanying drawings in the following description is only the utility model Some embodiments for those of ordinary skill in the art without creative efforts, can also be according to this A little attached drawings obtain other attached drawings.

Fig. 1 is a kind of new energy high voltage direct current relay overall structure diagram according to the utility model embodiment；

Fig. 2 is the explosive view according to a kind of new energy high voltage direct current relay of the utility model embodiment；

Fig. 3 is illustrated according to a kind of static joint component of new energy high voltage direct current relay of the utility model embodiment Figure；

Fig. 4 is illustrated according to a kind of dynamic joint component of new energy high voltage direct current relay of the utility model embodiment Figure；

Fig. 5 is illustrated according to a kind of insulation ring assemblies of new energy high voltage direct current relay of the utility model embodiment Figure；

Fig. 6 is the coil block schematic diagram according to a kind of new energy high voltage direct current relay of the utility model embodiment；

Fig. 7 is the push-rod assembly schematic diagram according to a kind of new energy high voltage direct current relay of the utility model embodiment；

Fig. 8 is the base assembly schematic diagram according to a kind of new energy high voltage direct current relay of the utility model embodiment；

Fig. 9 is the base construction schematic diagram according to a kind of new energy high voltage direct current relay of the utility model embodiment；

Figure 10 is illustrated according to a kind of electromagnet assembly of new energy high voltage direct current relay of the utility model embodiment Figure；

Figure 11 is the arc-chute structural representation according to a kind of new energy high voltage direct current relay of the utility model embodiment Figure.

In figure:

A, static joint component；B, dynamic joint component；C, insulate ring assemblies；D, push-rod assembly；E, iron plate component；F, coil group Part；G, electromagnet assembly；H, base assembly；1, break；2, static terminal；3, movable contact；4, moved end；5, dead ring；6, it pushes away Bar；7, spool；8, coil terminals；9, retainer ring；10, static iron core；11, dynamic iron core；12, iron plate；13, compressed spring；14, permanent magnetic Iron；15, pedestal；16, brandreth；17, arc-chute；18, return spring.

Specific embodiment

To further illustrate each embodiment, the utility model is provided with attached drawing, these attached drawings are in the utility model discloses A part of appearance mainly to illustrate embodiment, and can cooperate the associated description of specification former come the running for explaining embodiment Reason, cooperation refer to these contents, and those of ordinary skill in the art will be understood that other possible embodiments and this is practical new The advantages of type, the component in figure is not necessarily to scale, and similar component symbol is conventionally used to indicate similar component.

Embodiment according to the present utility model provides a kind of new energy high voltage direct current relay.

Now in conjunction with the drawings and specific embodiments, the present invention will be further described, as shown in figs. 1-11, according to this reality With the new energy high voltage direct current relay of new embodiment, including base assembly H and the electricity for being mounted on the top the base assembly H Magnet assemblies G, also, return spring 18 is provided between the base assembly H and the electromagnet assembly G, the return bullet Spring 18 is pyramidal structure；Wherein, the base assembly H is made of static joint component A, permanent magnet 14 and pedestal 15, the base Arc-chute 17 is provided on seat 15, the top of the pedestal 15 and is located at the electromagnet assembly G interior and is provided with described quiet connect Point component A, the side of the static joint component A be symmetrically arranged with one group described in permanent magnet 14；The electromagnet assembly G is by pushing away Bar assembly D, iron plate component E, coil block F, dynamic iron core 11 and brandreth 16 are constituted, and the pedestal 15 is arranged in the brandreth 16 Top, also, the static joint component A and the permanent magnet 14 are located at the inside of the brandreth 16, the permanent magnet 14 Side far from the static joint component A is provided with the iron plate component E, and the iron plate component E is far from the permanent magnet 14 One end be provided with the push-rod assembly D, the push-rod assembly D is connect by the dynamic iron core 11 with the coil block F.

Electromagnet assembly G interior by coil block F by with brandreth 16, push-rod assembly D assembly, brandreth 16 and iron plate component E is fastened by splitting riveting mode and is integrally formed；Enameled wire is wound on spool 7, the both ends of enameled wire remove line skin and pass through welding side Formula and coil terminals 8 weld, as the input signal control terminal of the circuit, on installing coil block F with brandreth 16, iron plate Component E, which carries out riveting, becomes brandreth component, then push-rod assembly D fit on dynamic iron core 11 and adjusts the total travel of product, Cushion is assembled on iron plate component E, brandreth component and push-rod assembly D are assembled together, forms electromagnet assembly G.

Base assembly H is relay arc-control device part and output par, c, it is by passing through two groups of breaks inside pedestal 15 Component A and two strong magnetic system unit composition.Static joint component A is made up of break 1 and static terminal 2 mode of pressing, 1 component of break is being assembled by the quiet connecting terminal hole on pedestal 15, then by chopping 2 mode of riveting static terminal for static joint component A and pedestal 15 are fixed, and encapsulating is carried out in 15 notch of pedestal, the verticality and levelness of static joint component A are fastened, in magnetic System aspects are blown, strong magnetic system device is set in the position of contact, permanent magnet 14 is mounted in the notch of setting, and is passed through Magnetic system is fixed in encapsulating mode, in order to distinguish the polar orientation of magnet, anti-misoperation device is arranged on pedestal 15, in pedestal 15 Every group of inside contact current direction direction device permanent magnet 14, the opposite face of pole orientation is that S-N or N-S is filled It sets, flash barrier and arc extinguishing cavity device is set in the arc extinguishing direction of electric arc.

With the aid of the technical scheme, 450V voltage can be reached by being allowed to product voltage from structure innovation, and receiving electric current is 60- 80A improves individual magnetic quenching effect, while reducing technology difficulty, improves the craftsmanship of product, while also improving product Load capacity.

In one embodiment, for above-mentioned static joint component A, the static joint component A is by static terminal 2 and is located at The break 1 of 2 side of static terminal is constituted, also, the break 1 is located at the static terminal 2 far from the permanent magnet 14 side.

In one embodiment, for above-mentioned coil block F, the coil block F is by spool 7 and is located at the line The coil terminals 8 of 7 one end of axis are constituted, also, the coil terminals 8 are located at one of the spool 7 far from the permanent magnet 14 Side is arranged with coil on the spool 7.

In one embodiment, for above-mentioned iron plate component E, the iron plate component E is by iron plate 12 and is located at described The static iron core 10 of 12 side of iron plate is constituted, also, the static iron core 10 is located at the iron plate 12 far from the permanent magnet 14 Side, the one end of the static iron core 10 far from the iron plate 12 is by the dynamic iron core 11 with the spool 7 far from the coil One end of terminal 8 connects.

In one embodiment, for above-mentioned push-rod assembly D, the push-rod assembly D is by dynamic joint component B, insulation Ring assemblies C, compressed spring 13 and retainer ring 9 are constituted, and the middle position the dynamic joint component B is interspersed with the insulation ring assemblies C, institute State insulation ring assemblies C far from one end of the dynamic joint component B sequentially pass through the iron plate 12 and the static iron core 10 and with institute It states dynamic iron core 11 to match, be arranged on the insulation ring assemblies C and between the dynamic joint component B and the iron plate 12 The compressed spring 13, also, the both ends of the compressed spring 13 are provided with retainer ring 9 respectively.

Push-rod assembly D is main actions part, it is riveted on moved end 4 by two movable contacts 3, forms moved end sub-component B inlays sub 4 location holes in the moved end of moved end sub-component B and insulation ring assemblies C(push rod 6 and dead ring 5 plastic) in push rod 6 It assembles up, then retainer ring 9 is connect with moved end 4 and dead ring 5, the another side of retainer ring 9 is connect with compressed spring 13 again, compression The other end of spring 13 is connect with retainer ring 9 again, then retainer ring 9 and the buckle structure on dead ring 5 are fixed up, and forms push rod group Part D, push-rod assembly D are the gearing unit portion of product, and major function is to control the executable unit of signal, by the dynamic and static of product The effect that contact switches on and off, it is ensured that the reliability of product.

In one embodiment, for above-mentioned dynamic joint component B, the dynamic joint component B is by moved end 4 and is located at The sub symmetrically arranged movable contact 3 in 4 sides in the moved end is constituted, also, the movable contact 3 is located at the moved end sub 4 far from described The side of iron plate 12.

In one embodiment, for above-mentioned insulation ring assemblies C, the insulation ring assemblies C is by push rod 6 and is located at institute The dead ring 5 for stating 6 side of push rod is constituted, also, the dead ring 5 connects through moved end 4 and with one end of the push rod 6 It connects, the compressed spring 13 is set on the dead ring 5, and the push rod 6 sequentially passes through institute far from one end of the dead ring 5 It states iron plate 12 and the static iron core 10 and is matched with the dynamic iron core 11.

The utility model general assembly part: by 8 notch of coil terminals of the coil terminals 8 of electromagnet assembly G and base assembly H It is assembled, is assemblied in the card slot of pedestal 15 by the iron plate 12 of electromagnet assembly G in vertical direction, in the horizontal direction It is connected with four positioning convex platforms of pedestal 15 positioning by 12 end face of brandreth of electromagnet assembly G, then by taper return spring 18 It is mounted in the circular concave of pedestal 15 and the dead ring 5 of push-rod assembly D and fixes, passing through epoxide-resin glue fixed electromagnet group Part G is in 15 component internal of pedestal.

In conclusion, by structure innovation, can be reached to product voltage by means of the above-mentioned technical proposal of the utility model 450V voltage, receiving electric current are 60-80A, improve the bad problem of magnetic quenching effect, using high strength plastic materials: heat Deformation temperature is 310 DEG C, and creepage trace index (CTI) > 600 and flame retardant rating reach V0 grades of materials of UL94, enhance product The proof voltage of resistance to insulating properties and the ability of arc resistant burning.Technology difficulty is reduced simultaneously, improves the craftsmanship of product, while also mentioning The high load capacity of product；Product is carried out using upper innovation, which has excellent anti electric arc corrosion, wear resistance Feature improves the anti-ablation ability of contact, prolongs the service life, it is ensured that product quality；Technological innovation has been carried out to product, it is right Product carries out non-polar design, and product load positive-negative polarity will not damage product, when avoiding the reversal connection of polarized product, Product can be damaged, improve the mistake proofing of product.

In the present invention unless specifically defined or limited otherwise, term " installation ", " setting ", " connection ", " Gu Calmly ", the terms such as " being screwed on " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integral； It can be mechanical connection, be also possible to be electrically connected；It can be directly connected, can also indirectly connected through an intermediary, it can be with It is the interaction relationship of the connection or two elements inside two elements, unless otherwise restricted clearly, for this field For those of ordinary skill, the concrete meaning of above-mentioned term in the present invention can be understood as the case may be.

The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this Within the spirit and principle of utility model, any modification, equivalent replacement, improvement and so on should be included in the utility model Protection scope within.

Claims (7)

1. a kind of new energy high voltage direct current relay, which is characterized in that including base assembly (H) and be mounted on the base assembly (H) electromagnet assembly (G) on top, also, return is provided between the base assembly (H) and the electromagnet assembly (G) Spring (18), the return spring (18) are pyramidal structure；

Wherein, the base assembly (H) is made of static joint component (A), permanent magnet (14) and pedestal (15), the pedestal (15) be provided on arc-chute (17), the top of the pedestal (15) and be located at the electromagnet assembly (G) be internally provided with institute State static joint component (A), the side of the static joint component (A) be symmetrically arranged with one group described in permanent magnet (14)；

The electromagnet assembly (G) is by push-rod assembly (D), iron plate component (E), coil block (F), dynamic iron core (11) and brandreth (16) constitute, the brandreth (16) setting on the top of the pedestal (15), also, the static joint component (A) and it is described forever Long magnet (14) is located at the inside of the brandreth (16), side of the permanent magnet (14) far from the static joint component (A) It is provided with the iron plate component (E), the iron plate component (E) is provided with the push rod far from the one end of the permanent magnet (14) Component (D), the push-rod assembly (D) are connect by the dynamic iron core (11) with the coil block (F).

2. a kind of new energy high voltage direct current relay according to claim 1, which is characterized in that the static joint component (A) break (1) by static terminal (2) and positioned at the static terminal (2) side is constituted, also, the break (1) is located at institute State the side of static terminal (2) far from the permanent magnet (14).

3. a kind of new energy high voltage direct current relay according to claim 2, which is characterized in that the coil block (F) It is made of spool (7) and the coil terminals (8) for being located at the spool (7) one end, also, the coil terminals (8) are positioned at described Side of the spool (7) far from the permanent magnet (14), is arranged with coil on the spool (7).

4. a kind of new energy high voltage direct current relay according to claim 3, which is characterized in that the iron plate component (E) It is made of iron plate (12) and the static iron core (10) for being located at the iron plate (12) side, also, the static iron core (10) is positioned at described Side of the iron plate (12) far from the permanent magnet (14), the static iron core (10) pass through institute far from the one end of the iron plate (12) It states dynamic iron core (11) and is connect with the spool (7) far from the one end of the coil terminals (8).

5. a kind of new energy high voltage direct current relay according to claim 4, which is characterized in that the push-rod assembly (D) It is made of dynamic joint component (B), insulation ring assemblies (C), compressed spring (13) and retainer ring (9), the dynamic joint component (B) is intermediate Position is interspersed with the insulation ring assemblies (C), and the described one end of insulation ring assemblies (C) far from the dynamic joint component (B) is successively It matches through the iron plate (12) and the static iron core (10) and with the dynamic iron core (11), on the insulation ring assemblies (C) And the compressed spring (13) are arranged between the dynamic joint component (B) and the iron plate (12), also, the compression The both ends of spring (13) are provided with retainer ring (9) respectively.

6. a kind of new energy high voltage direct current relay according to claim 5, which is characterized in that the dynamic joint component (B) it is constituted by moved end sub (4) and positioned at the sub symmetrically arranged movable contact in (4) side (3) in the moved end, also, the movable contact (3) it is located at the side of the moved end sub (4) far from the iron plate (12).

7. a kind of new energy high voltage direct current relay according to claim 6, which is characterized in that the insulation ring assemblies (C) dead ring (5) by push rod (6) and positioned at the push rod (6) side is constituted, also, the dead ring (5) is through described dynamic Terminal (4) is simultaneously connect with one end of the push rod (6), and the compressed spring (13) is set on the dead ring (5), described to push away Bar (6) far from the dead ring (5) one end sequentially pass through the iron plate (12) and the static iron core (10) and with the dynamic iron Core (11) matches.