CN110164737A - A kind of auxiliary contact structure and the high voltage direct current relay with auxiliary contact - Google Patents
A kind of auxiliary contact structure and the high voltage direct current relay with auxiliary contact Download PDFInfo
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- CN110164737A CN110164737A CN201910258948.XA CN201910258948A CN110164737A CN 110164737 A CN110164737 A CN 110164737A CN 201910258948 A CN201910258948 A CN 201910258948A CN 110164737 A CN110164737 A CN 110164737A
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- auxiliary
- auxiliary contact
- reed
- ceramic shield
- bracket
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- 235000014676 Phragmites communis Nutrition 0.000 claims abstract description 100
- 239000000919 ceramic Substances 0.000 claims abstract description 88
- 238000009826 distribution Methods 0.000 claims abstract description 9
- 238000001465 metallisation Methods 0.000 claims description 17
- 238000005452 bending Methods 0.000 claims description 12
- 238000000034 method Methods 0.000 claims description 11
- 238000005476 soldering Methods 0.000 claims description 10
- 238000001746 injection moulding Methods 0.000 claims description 6
- 238000009434 installation Methods 0.000 claims description 6
- 229910052573 porcelain Inorganic materials 0.000 claims description 4
- 238000007790 scraping Methods 0.000 abstract description 5
- 238000005516 engineering process Methods 0.000 abstract description 4
- 230000005611 electricity Effects 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 5
- 239000000243 solution Substances 0.000 description 5
- 238000005520 cutting process Methods 0.000 description 4
- 239000007787 solid Substances 0.000 description 4
- 230000003068 static effect Effects 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 238000001514 detection method Methods 0.000 description 3
- 238000009413 insulation Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000002955 isolation Methods 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 229910000679 solder Inorganic materials 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 238000005219 brazing Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H50/00—Details of electromagnetic relays
- H01H50/54—Contact arrangements
- H01H50/541—Auxiliary contact devices
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H50/00—Details of electromagnetic relays
- H01H50/64—Driving arrangements between movable part of magnetic circuit and contact
- H01H50/641—Driving arrangements between movable part of magnetic circuit and contact intermediate part performing a rectilinear movement
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- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Insulators (AREA)
Abstract
A kind of high voltage direct current relay the invention discloses auxiliary contact structure and with auxiliary contact, the auxiliary contact structure include for installing the u-bracket of main reed, auxiliary contact exit, auxiliary reed and ceramic shield；Ceramic shield has the cavity that Open Side Down, and two auxiliary contact exits are attached separately at the roof of ceramic shield and reach respective bottom end in the cavity of ceramic shield；Auxiliary reed and mounting bracket pass through plastic part mutually insulated and isolator connect into a single piece, and form distribution form of the auxiliary reed in upper, mounting bracket under；The bottom of mounting bracket and the top of u-bracket are mutually fixed, and keep the both ends of auxiliary reed corresponding with the bottom end of two auxiliary contact exits respectively.The problem of present invention is able to solve the easy scrapings occurred in the prior art, assembly technology is cumbersome, contact resistance is big, strong and weak electricity can not be isolated；And have that assembly is easy, it is sufficiently small contact resistance can be accomplished, and can be with relatively large load the characteristics of.
Description
Technical field
The present invention relates to relay technical fields, more particularly to a kind of auxiliary contact structure and with the high pressure of auxiliary contact
DC relay.
Background technique
Existing DC relay mostly uses greatly movable contact spring Direct Action Type (also referred to as solenoid Direct Action Type) scheme, this direct current
The contact part of relay includes two static contacts and a dynamic component, moves component and includes dynamic spring part and push bar assembly, moves
Spring part is made of the movable contact of movable contact spring and movable contact spring both ends, and movable contact spring is Direct Action Type, when the movable contact point at movable contact spring both ends
When not being in contact with two static contacts (i.e. load exit), electric current is flowed by one of static contact, after movable contact spring from
The outflow of another static contact.A kind of DC relay of the prior art, pushing bar assembly includes catch bar and u-bracket, U-shaped
Bracket is mounted in the top of catch bar, and movable contact spring is mounted in u-bracket by spring, the particularly roof of u-bracket and promotion
Between the top of bar.Relay caused by being still bonded when contact is not turned on or separates when there is conducting for monitoring DC relay
Problem of Failure, existing DC relay usually increase by one group of auxiliary contact, fast by the external auxiliary detection line of auxiliary contact
Speed detects above-mentioned failure, and the auxiliary detection structure of product has electromagnetic type with mechanically currently on the market, and wherein electromagnetic type, such as dry
Reed pipe form etc., electromagnetic type are easy to be caused accidentally to monitor by magnetic disturbance, therefore would generally be existing using more structurally sound mechanical
The mechanical auxiliary contact structure of the DC relay of technology is mostly combined using auxiliary movable contact spring with insulation sleeve or catch bar
Form (as disclosed by Chinese patent CN107204251A), this structure is primarily present following drawback: (1) assembling process easily produces
Raw scrapings, cause product to be not turned on；(2) snap ring easy fracture causes insulation sleeve that can not fix；(3) assemblers such as insulation sleeve, spring
Skill is cumbersome；(4) contact resistance is big；(5) strong and weak electricity can not be isolated.
On the other hand, in the prior art, auxiliary contact exit mostly uses greatly opens up mounting hole on the shell, is then pacifying
The upper and lower end face for filling hole inner wall or/and mounting hole carries out metalization layer, is then put the wires into mounting hole again and stretches conducting wire
Enter into shell, and be fixedly connected with conducting wire with shell in a manner of soldering, or is that conducting wire is not exclusively extend into ceramics
In cover, it is electrically connected using the metalization layer of mounting hole lower end surface with conducting wire.This auxiliary contact leading-out terminal structure of the prior art,
It can only play the role of detection, not the bigger load of energy band, and contact resistance is uncontrollable, complex manufacturing technology.
Summary of the invention
It is an object of the invention to overcome the deficiency of the prior art, provides a kind of auxiliary contact structure and with auxiliary contact
High voltage direct current relay is able to solve the easy scrapings occurred in the prior art, assembler by the improvement to auxiliary contact structure
The problem of skill is cumbersome, contact resistance is big, strong and weak electricity can not be isolated；And there is assembly simplicity, contact resistance can be accomplished foot
It is enough small, and can be with relatively large load the characteristics of.
The technical solution adopted by the present invention to solve the technical problems is: a kind of auxiliary contact structure, including is used to install
U-bracket, auxiliary contact exit, auxiliary reed and the ceramic shield of main reed；The ceramic shield has the cavity that Open Side Down,
Two auxiliary contact exits are attached separately to reach the chamber of the ceramic shield at the roof of the ceramic shield and by respective bottom end
In body；The auxiliary contact structure further includes mounting bracket and plastic part, and the auxiliary reed and mounting bracket pass through plastic part
Mutually insulated isolator connects into a single piece, and forms distribution form of the auxiliary reed in upper, mounting bracket under；It is described
The bottom of mounting bracket and the top of the u-bracket are mutually fixed, and make the both ends of auxiliary reed respectively with two auxiliary contact
The bottom end of exit is corresponding.
The plastic part is linked together the auxiliary reed and mounting bracket by injection molding, to be formed
State a single piece.
The plastic part is independent part, and the auxiliary reed and mounting bracket are fixed on by boiling hot riveting mode described respectively
On plastic part, to form one single piece.
The lower part of the mounting bracket is set there are two exposing installation foot outside the plastic part, and the two of the mounting bracket
The bottom of a installation foot be equipped with bending part, the bending part of the mounting bracket be attached to the top of the u-bracket and with it is described U-shaped
The top rivet or weld of bracket is mutually fixed.
Riveted holes are equipped in the bending part of the bottom of the mounting bracket, the upper surface of the roof of the u-bracket is equipped with
The riveting protrusion protruded upward, the riveted holes of the bending part of the bottom of the mounting bracket cooperate the roof in the u-bracket
Upper surface riveting protrusion in, and by riveting method, fix the mounting bracket and the roof of the u-bracket mutually.
The roof of the ceramic shield is equipped with the through-hole for being used to install the auxiliary contact exit, and the auxiliary contact are drawn
End is equipped with the step of circular ring shape directed downwardly, and the lower section of the step terrace of the auxiliary contact exit fits in the ceramic shield
In through-hole, the step terrace of the auxiliary contact exit is against the hole of the through-hole of the ceramic shield along upper, the ceramic shield
The hole of through-hole is along equipped with metalization layer, the hole edge of the through-hole of the step terrace and ceramic shield of the auxiliary contact exit
On metalization layer between by soldering mutually fix.
The upper surface of hole edge of the through-hole of the roof of the ceramic shield is additionally provided with small boss, and the metalization layer is located at small boss
On, on the table top for the small boss that the step terrace of the auxiliary contact exit is against the ceramic shield, the auxiliary contact draw
It is mutually fixed between the step terrace of outlet and the metalization layer on the table top of the small boss of the ceramic shield by soldering.
The roof of the ceramic shield, which also protrudes out downwards to be equipped with, to be used to carry out auxiliary reed in the width direction of auxiliary reed
The barricade of limit.
A kind of high voltage direct current relay with auxiliary contact, including main contacts exit, main reed and as described above auxiliary
Contact structure is helped, the main contacts exit is attached separately to reach the pottery at the roof of the ceramic shield and by respective bottom end
In the cavity of porcelain cover；The main reed passes through the lower surface of roof of the spring against the u-bracket, and makes the both ends of main reed
It is corresponding with the bottom end of two main contacts exits respectively.
The auxiliary reed and the projection of the main reed in the plane are in cross-distribution.
The auxiliary reed is in substantially vertical with the projection of the main reed in the plane.
The upper surface of described main reed is also equipped with yoke between the lower surface of the roof of the u-bracket.
The cross section of the middle and upper part of the ceramic shield is rectangular shape, and the main reed is contained in corresponding to ceramic shield
Middle and upper part position at cavity in, long side wall directional spreding of the main reed along the middle and upper part of the ceramic shield, institute
Auxiliary reed is stated along the short side wall directional spreding of the middle and upper part of the ceramic shield.
It is additionally provided in the long side wall of the middle and upper part of the ceramic shield towards main reed and main reed is carried out in width direction
The convex ribs of limit.
Compared with prior art, the beneficial effects of the present invention are:
1, the present invention is isolator connected into auxiliary reed and mounting bracket by plastic part mutually insulated due to using
One single piece, and form distribution form of the auxiliary reed in upper, mounting bracket under；The bottom of the mounting bracket with it is described
The top of u-bracket is mutually fixed, and keeps the both ends of auxiliary reed corresponding with the bottom end of two auxiliary contact exits respectively.This
This structure of invention is that auxiliary reed, mounting bracket, plastic part are connected into a single piece, then by the overall structure and U
Type bracket rivet or weld is mutually fixed, and assembling process may be implemented and generate without scrapings, and riveting method or welding manner fixation are auxiliary
Anchor portion is helped, has the characteristics that solid and reliable, and plastic part is can use and main reed and auxiliary reed is isolated, it can be achieved that strong
Light current isolation.
It is 2, of the invention due to being equipped with the through-hole for being used to install the auxiliary contact exit using the roof in ceramic shield,
The hole of the through-hole of ceramic shield is equipped with the step of circular ring shape directed downwardly, institute along metalization layer, the auxiliary contact exit is equipped with
The lower section for stating the step terrace of auxiliary contact exit fits in the through-hole of the ceramic shield, the auxiliary contact exit
Step terrace is against the hole of the through-hole of the ceramic shield along upper, and the step terrace of the auxiliary contact exit and the ceramics
The hole of the through-hole of cover is mutually fixed between metalization layer above by soldering.This structure of the invention, so that auxiliary contact
Assembly between exit and ceramic shield is very easy.
3, the present invention is additionally provided in the long side wall of the middle and upper part of the ceramic shield due to using towards main reed and right
The convex ribs that main reed is limited in width direction.This structure of the invention limits main spring by setting limit rib in ceramic shield
Piece reaches the direction of motion for indirectly controlling auxiliary reed.
4, the present invention is used to due to also protruding out downwards to be equipped with using the roof in ceramic shield in the width side of auxiliary reed
To the barricade limited to auxiliary reed.This structure of the invention can prevent from generating in auxiliary reed motion process inclined
From.
Invention is further described in detail with reference to the accompanying drawings and embodiments；But a kind of auxiliary contact knot of the invention
Structure and high voltage direct current relay with auxiliary contact are not limited to the embodiment.
Detailed description of the invention
Fig. 1 is the local structure schematic diagram of the embodiment of the present invention one；
Fig. 2 is the cross-sectional view of the local structure of the embodiment of the present invention one (along the length direction cutting of main reed)；
Fig. 3 is the cross-sectional view of the local structure of the embodiment of the present invention one (along the width direction cutting of main reed)；
Fig. 4 is the portion the A enlarged diagram in Fig. 3；
Fig. 5 is the D structure schematic diagram of the partial structurtes of the embodiment of the present invention one；
Fig. 6 is the appearance schematic diagram of the ceramic shield of the embodiment of the present invention one；
Fig. 7 is the cross-sectional view of the ceramic shield of the embodiment of the present invention one (along the long side wall direction cutting of ceramic shield)；
Fig. 8 is the cross-sectional view of the ceramic shield of the embodiment of the present invention one (along the short side wall direction cutting of ceramic shield)；
Fig. 9 is the bottom view of the ceramic shield of the embodiment of the present invention one；
Figure 10 is the cooperation schematic diagram of the auxiliary reed of the embodiment of the present invention two, mounting bracket, plastic part；
Figure 11 is the top view of structure shown in Figure 10.
Specific embodiment
Embodiment one
Referring to shown in Fig. 1 to Fig. 9, a kind of auxiliary contact structure of the invention, the u-bracket including being used to install main reed
3, auxiliary contact exit 4, auxiliary reed 5 and ceramic shield 6；The ceramic shield 6 has the cavity 61 that Open Side Down, two auxiliary
Contact exit 4 is attached separately to reach the cavity 61 of the ceramic shield 6 at the roof 62 of the ceramic shield 6 and by respective bottom end
In；The auxiliary contact structure further includes mounting bracket 51 and plastic part 52, and the auxiliary reed 5 passes through modeling with mounting bracket 51
Material injection molding is formed by 52 mutually insulated of plastic part and isolator connects into a single piece, and forms auxiliary reed 5
In distribution form upper, that mounting bracket 51 is under；The bottom riveting of the mounting bracket 51 is fixed (it is of course also possible to use weldering
Connect fixation) the u-bracket 3 roof 31 upper surface, and draw the both ends of auxiliary reed 5 with two auxiliary contact respectively
The bottom end of outlet 4 is corresponding.
In the present embodiment, the lower part of the mounting bracket 51 sets the installation foot external in the injection molding there are two exposing
511, the bottom of two installation feet 511 of the mounting bracket 51 is equipped with bending part 512, the bending part of the mounting bracket 51
512 are attached at the upper surface of the roof 31 of the u-bracket 3 and mutually fix with the riveting of the roof 31 of the u-bracket 31.
In the present embodiment, riveted holes 513, the u-bracket are equipped in the bending part 512 of the bottom of the mounting bracket 51
The upper surface of 3 roof 31 is equipped with the riveting protrusion 311 protruded upward, the bending part 512 of the bottom of the mounting bracket 51
Riveted holes 513 cooperate in the riveting protrusion 311 of the upper surface of the roof 31 of the u-bracket 3, and by riveting method, make
31 phase of roof of the mounting bracket 51 and the u-bracket 3 is fixed.
In the present embodiment, the roof 62 of the ceramic shield 6 is equipped with the through-hole for being used to install the auxiliary contact exit 4
621, the auxiliary contact exit 4 is equipped with the step 41 of circular ring shape directed downwardly, the step terrace of the auxiliary contact exit 4
Lower section fit in the through-hole 621 of the ceramic shield 6,41 terrace of step of the auxiliary contact exit 4 is against the pottery
Along upper, the hole of the through-hole of the ceramic shield is drawn along metalization layer 40, the auxiliary contact are equipped in the hole of the through-hole 621 of porcelain cover 6
41 terrace of step of outlet 4 and the hole of the through-hole 621 of the ceramic shield 6 are mutually solid by soldering between upper metalization layer 40
It is fixed.Soldering refers to same lower than the solder and weldment (metalization layer 40 and auxiliary contact exit 4 of ceramic shield 6) of weldment fusing point
When be heated to brazing filler metal melts temperature after, using liquid solder filling solid workpieces gap make weldment i.e. ceramic shield 6 and auxiliary touch
The welding method that point exit 4 connects.
In the present embodiment, the upper surface of hole edge of the through-hole 621 of the roof 62 of the ceramic shield 6 is additionally provided with small boss 622, gold
Categoryization layer 40 is located on small boss 622, and 41 terrace of step of the auxiliary contact exit 4 is against the small convex of the ceramic shield 6
On the table top of platform 622, and the table top of 41 terrace of step of the auxiliary contact exit 4 and the small boss 622 of the ceramic shield 6
On metalization layer 40 between by soldering mutually fix.
In the present embodiment, the roof of the ceramic shield 6 also protrudes out downwards the width direction pair for being equipped with and being used in auxiliary reed 5
The barricade 65 that auxiliary reed 5 is limited.
A kind of high voltage direct current relay with auxiliary contact of the invention, including main contacts exit 1, main reed 2 and on
State auxiliary contact structure；Two main contacts exits 1 are attached separately to stretch at the roof 62 of the ceramic shield 6 and by respective bottom end
Into the cavity 61 of the ceramic shield 6；The main reed 2 by spring 21 against the u-bracket 3 roof 31 following table
Face, and keep the both ends of main reed 2 corresponding with the bottom end of two main contacts exits 1 respectively.
In the present embodiment, the auxiliary reed 5 is in cross-distribution with the projection of the main reed 2 in the plane.
In the present embodiment, the auxiliary reed 5 is in substantially vertical with the projection of the main reed 2 in the plane.
In the present embodiment, the upper surface of described main reed 2 is also equipped between the lower surface of the roof 31 of the u-bracket 3
Yoke 22.
In the present embodiment, the cross section of the middle and upper part of the ceramic shield 6 is rectangular shape, and the main reed 2 accommodates
Correspond to ceramic shield 6 middle and upper part position at cavity in, the main reed 2 along the middle and upper part of the ceramic shield length
63 directional spreding of side wall, the auxiliary reed 5 along the middle and upper part of the ceramic shield 6 64 directional spreding of short side wall.
In the present embodiment, it is additionally provided in the long side wall 63 of the middle and upper part of the ceramic shield 6 towards main reed 2 and to main reed
2 convex ribs 631 limited in width direction.
In the present embodiment, countersink is additionally provided between the edge of cavity 61 in the inside at the edge of the bottom of ceramic shield 6
66。
A kind of auxiliary contact structure of the invention and the high voltage direct current relay with auxiliary contact are used auxiliary reed
5 with mounting bracket 51 by injection molding mode be formed by 52 mutually insulated of plastic part isolator connect into one it is whole
Body, and auxiliary reed 5 is formed in distribution form upper, that mounting bracket 51 is under；The bottom of the mounting bracket 51, which rivets, to be fixed
In the upper surface of the roof 31 of the u-bracket 3, and make the both ends of auxiliary reed 5 respectively with two auxiliary contact exits 4
Bottom end is corresponding.This structure of the invention is to form auxiliary reed 5, mounting bracket 51 by injection molding mode
One single piece, then the overall structure and the riveting of u-bracket 3 are mutually fixed, assembling process may be implemented and generated without scrapings, and riveting
The fixed auxiliary reed part of mode is connect, has the characteristics that solid and reliable, and utilizes the main reed of injection-molded article isolation and auxiliary
Reed is, it can be achieved that strong and weak be electrically isolated.
A kind of auxiliary contact structure of the invention and the high voltage direct current relay with auxiliary contact are used in ceramic shield 6
Roof 62 be equipped with and be used to install the through-hole 621 of the auxiliary contact exit, the hole of the through-hole of ceramic shield is along being equipped with metal
Change layer, the auxiliary contact exit 4 is equipped with the step 41 of circular ring shape directed downwardly, the step 41 of the auxiliary contact exit 4
The lower section of terrace fits in the through-hole 621 of the ceramic shield 6, and 41 terrace of step of the auxiliary contact exit 4 is against institute
The hole of the through-hole 621 of ceramic shield 6 is stated along upper, and 41 terrace of step of the auxiliary contact exit 4 and the ceramic shield 6 is logical
The hole in hole 621 is mutually fixed between metalization layer above by soldering.This structure of the invention, so that auxiliary contact are drawn
Assembly between end 4 and ceramic shield 6 is very easy.
A kind of high voltage direct current relay with auxiliary contact structure and with auxiliary contact of the invention is used in the pottery
It is additionally provided in the long side wall 63 of the middle and upper part of porcelain cover 6 towards main reed 2 and the convex ribs that are limited to main reed in width direction
631.This structure of the invention indirectly controls the fortune of auxiliary reed by setting limit rib in ceramic shield 6 and limiting main reed and reach
Dynamic direction.The present invention additionally use ceramic shield 6 roof 62 also protrude out downwards be equipped be used to auxiliary reed 5 width direction
The barricade 65 that auxiliary reed 5 is limited.This structure of the invention can prevent from generating in auxiliary reed motion process inclined
From.
Embodiment two
Referring to shown in Figure 10 to Figure 11, a kind of high voltage direct current with auxiliary contact structure and with auxiliary contact of the invention after
Electric appliance, the difference is that, plastic part 52 is independent part, and the auxiliary reed 5 and mounting bracket 51 are divided with embodiment one
It is not fixed on the plastic part 52 by scalding riveting mode, to form one single piece.
Above-mentioned only presently preferred embodiments of the present invention, is not intended to limit the present invention in any form.Although of the invention
It has been disclosed in a preferred embodiment above, however, it is not intended to limit the invention.Anyone skilled in the art is not taking off
In the case where from technical solution of the present invention range, all technical solution of the present invention is made perhaps using the technology contents of the disclosure above
Mostly possible changes and modifications, or it is revised as equivalents equivalent embodiment.Therefore, all without departing from technical solution of the present invention
Content, technical spirit any simple modifications, equivalents, and modifications made to the above embodiment, should all fall according to the present invention
In the range of technical solution of the present invention protection.
Claims (14)
1. a kind of auxiliary contact structure, including be used to install the u-bracket of main reed, auxiliary contact exit, auxiliary reed and
Ceramic shield；The ceramic shield has the cavity that Open Side Down, and two auxiliary contact exits are attached separately to the top of the ceramic shield
In the cavity for reaching the ceramic shield at wall and by respective bottom end；It is characterized by: the auxiliary contact structure further includes peace
Bracket and plastic part are filled, the auxiliary reed and mounting bracket pass through plastic part mutually insulated and isolator connect into an entirety
Part, and form distribution form of the auxiliary reed in upper, mounting bracket under；The bottom of the mounting bracket and the u-bracket
Top mutually fix, and keep the both ends of auxiliary reed corresponding with the bottom end of two auxiliary contact exits respectively.
2. auxiliary contact structure according to claim 1, it is characterised in that: the plastic part will by injection molding
The auxiliary reed and mounting bracket link together, to form one single piece.
3. auxiliary contact structure according to claim 1, it is characterised in that: the plastic part is independent part, described auxiliary
Reed and mounting bracket is helped to be fixed on the plastic part by scalding riveting mode respectively, to form one single piece.
4. auxiliary contact structure according to claim 2 or 3, it is characterised in that: the lower part of the mounting bracket is equipped with two
Installation foot of a exposing outside the plastic part, the bottom of two installation feet of the mounting bracket are equipped with bending part, the peace
The bending part of dress bracket is attached to the top of the u-bracket and mutually fixes with the top rivet or weld of the u-bracket.
5. auxiliary contact structure according to claim 4, it is characterised in that: in the bending part of the bottom of the mounting bracket
Equipped with riveted holes, the upper surface of the roof of the u-bracket is equipped with the riveting protrusion protruded upward, the bottom of the mounting bracket
The riveted holes of bending part cooperate in the riveting protrusion of the upper surface of the roof of the u-bracket, and by riveting method, make
The roof of the mounting bracket and the u-bracket is mutually fixed.
6. auxiliary contact structure according to claim 1, it is characterised in that: the roof of the ceramic shield, which is equipped with, to be used to install
The through-hole of the auxiliary contact exit, the auxiliary contact exit are equipped with the step of circular ring shape directed downwardly, the auxiliary touching
The lower section of the step terrace of point exit fits in the through-hole of the ceramic shield, the step terrace of the auxiliary contact exit
The hole of the through-hole of the ceramic shield is against along upper, the hole of the through-hole of the ceramic shield is touched along metalization layer, the auxiliary is equipped with
The step terrace of point exit is mutually fixed between upper metalization layer by soldering with the hole of the through-hole of the ceramic shield.
7. auxiliary contact structure according to claim 6, it is characterised in that: the hole edge of the through-hole of the roof of the ceramic shield
The upper surface of be additionally provided with small boss, the metalization layer is located on small boss, and the step terrace of the auxiliary contact exit is against
On the table top of the small boss of the ceramic shield, the small boss of the step terrace and ceramic shield of the auxiliary contact exit
It is mutually fixed between metalization layer on table top by soldering.
8. auxiliary contact structure according to claim 1, it is characterised in that: the roof of the ceramic shield, which also protrudes out downwards, to be set
There is the barricade limited for the width direction in auxiliary reed to auxiliary reed.
9. a kind of high voltage direct current relay with auxiliary contact, it is characterised in that: including main contacts exit, main reed and as weighed
Benefit requires auxiliary contact structure described in any claim in 1 to 7, and the main contacts exit is attached separately to the ceramic shield
Roof at and respective bottom end reached in the cavity of the ceramic shield；The main reed passes through spring against the U-shaped branch
The lower surface of the roof of frame, and keep the both ends of main reed corresponding with the bottom end of two main contacts exits respectively.
10. the high voltage direct current relay according to claim 9 with auxiliary contact, it is characterised in that: the auxiliary reed
It is in cross-distribution with the projection of the main reed in the plane.
11. the high voltage direct current relay according to claim 10 with auxiliary contact, it is characterised in that: the auxiliary reed
With the projection of the main reed in the plane in substantially vertical.
12. the high voltage direct current relay according to claim 9 with auxiliary contact, it is characterised in that: the main reed
Yoke is also equipped between the lower surface of the roof of the u-bracket above.
13. the high voltage direct current relay according to claim 9 with auxiliary contact, it is characterised in that: the ceramic shield
The cross section of middle and upper part is rectangular shape, and the main reed is contained in the chamber at the position corresponding to the middle and upper part of ceramic shield
In body, the main reed is along the long side wall directional spreding of the middle and upper part of the ceramic shield, and the auxiliary reed is along the pottery
The short side wall directional spreding of the middle and upper part of porcelain cover.
14. the high voltage direct current relay according to claim 13 with auxiliary contact, it is characterised in that: the ceramic shield
It is additionally provided in the long side wall of middle and upper part towards main reed and the convex ribs that are limited to main reed in width direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910258948.XA CN110164737A (en) | 2019-04-01 | 2019-04-01 | A kind of auxiliary contact structure and the high voltage direct current relay with auxiliary contact |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910258948.XA CN110164737A (en) | 2019-04-01 | 2019-04-01 | A kind of auxiliary contact structure and the high voltage direct current relay with auxiliary contact |
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| Publication Number | Publication Date |
|---|---|
| CN110164737A true CN110164737A (en) | 2019-08-23 |
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ID=67638867
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910258948.XA Pending CN110164737A (en) | 2019-04-01 | 2019-04-01 | A kind of auxiliary contact structure and the high voltage direct current relay with auxiliary contact |
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| CN (1) | CN110164737A (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111564338A (en) * | 2020-05-01 | 2020-08-21 | 厦门宏发电力电器有限公司 | Compact high-voltage direct-current relay |
| CN112542353A (en) * | 2020-11-16 | 2021-03-23 | 厦门宏发电力电器有限公司 | High-voltage direct-current relay |
| CN114093695A (en) * | 2021-09-23 | 2022-02-25 | 厦门宏发电力电器有限公司 | High-voltage direct-current relay with auxiliary contacts |
| WO2023096164A1 (en) * | 2021-11-23 | 2023-06-01 | 엘에스일렉트릭 주식회사 | Direct current relay |
| WO2023096163A1 (en) * | 2021-11-23 | 2023-06-01 | 엘에스일렉트릭 주식회사 | Arc chamber and direct-current relay comprising same |
| WO2024078543A1 (en) * | 2022-10-12 | 2024-04-18 | 厦门宏发电力电器有限公司 | Relay |
| WO2024092956A1 (en) * | 2022-11-04 | 2024-05-10 | 昆山国力电子科技股份有限公司 | Small-size high-voltage direct current contactor |
| CN118629824A (en) * | 2024-08-13 | 2024-09-10 | 索恩格汽车电动系统有限公司 | A high voltage DC relay |
| CN118712015A (en) * | 2024-08-30 | 2024-09-27 | 浙江环方汽车电器有限公司 | High voltage DC contactor |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111564338A (en) * | 2020-05-01 | 2020-08-21 | 厦门宏发电力电器有限公司 | Compact high-voltage direct-current relay |
| CN112542353A (en) * | 2020-11-16 | 2021-03-23 | 厦门宏发电力电器有限公司 | High-voltage direct-current relay |
| CN114093695A (en) * | 2021-09-23 | 2022-02-25 | 厦门宏发电力电器有限公司 | High-voltage direct-current relay with auxiliary contacts |
| WO2023096164A1 (en) * | 2021-11-23 | 2023-06-01 | 엘에스일렉트릭 주식회사 | Direct current relay |
| WO2023096163A1 (en) * | 2021-11-23 | 2023-06-01 | 엘에스일렉트릭 주식회사 | Arc chamber and direct-current relay comprising same |
| WO2024078543A1 (en) * | 2022-10-12 | 2024-04-18 | 厦门宏发电力电器有限公司 | Relay |
| WO2024092956A1 (en) * | 2022-11-04 | 2024-05-10 | 昆山国力电子科技股份有限公司 | Small-size high-voltage direct current contactor |
| CN118629824A (en) * | 2024-08-13 | 2024-09-10 | 索恩格汽车电动系统有限公司 | A high voltage DC relay |
| CN118712015A (en) * | 2024-08-30 | 2024-09-27 | 浙江环方汽车电器有限公司 | High voltage DC contactor |
| CN118712015B (en) * | 2024-08-30 | 2025-02-11 | 浙江环方汽车电器有限公司 | High voltage DC contactor |
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