CN109119293A - A kind of D.C. contactor contact system and the D.C. contactor - Google Patents
A kind of D.C. contactor contact system and the D.C. contactor Download PDFInfo
- Publication number
- CN109119293A CN109119293A CN201811050040.1A CN201811050040A CN109119293A CN 109119293 A CN109119293 A CN 109119293A CN 201811050040 A CN201811050040 A CN 201811050040A CN 109119293 A CN109119293 A CN 109119293A
- Authority
- CN
- China
- Prior art keywords
- contact
- contactor
- moving contact
- static
- moving
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 230000003068 static effect Effects 0.000 claims abstract description 57
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 17
- 238000009413 insulation Methods 0.000 claims 1
- 238000010891 electric arc Methods 0.000 abstract description 10
- 230000005404 monopole Effects 0.000 abstract description 4
- 238000010586 diagram Methods 0.000 description 9
- 238000001816 cooling Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000013475 authorization Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 210000000988 bone and bone Anatomy 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H50/00—Details of electromagnetic relays
- H01H50/54—Contact arrangements
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
- H01H9/30—Means for extinguishing or preventing arc between current-carrying parts
- H01H9/40—Multiple main contacts for the purpose of dividing the current through, or potential drop along, the arc
Abstract
A kind of D.C. contactor contact system, it includes moving contact component (1) and static contact component (2), the engagement of the moving contact component (1) and the static contact component (2) and disengagement can control the on-off of the D.C. contactor, it is characterised in that: the moving contact component (1) and the static contact component (2) enclosure interior connect to form the D.C. contactor major loop of fracture there are four tools.The D.C. contactor, installs two moving contact pieces on an axis inside single-pole contactor, and major loop uses four breakpoint enclosure interior cascade of monopole, D.C. contactor may be implemented while small size, can quickly cut off high voltage electric arc.
Description
Technical field
The invention belongs to D.C. contactor technical fields, are specifically exactly to be related to a kind of D.C. contactor contact system and should
D.C. contactor.
Background technique
D.C. contactor is commonly used on using battery as the vehicle of the energy, and control vehicle launch, speed regulation etc. are multiple
Movement.With the rapid development of electric vehicles, market is higher and higher to the voltage rating demand of D.C. contactor.Since direct current connects
The volume of tentaculum is determined by rated current, and contact space is closed.And influence the connection breaking capacity of D.C. contactor contactor
Main factor be to turn on voltage, the connection voltage of D.C. contactor is higher, is less susceptible to normal ON disjunction, existing dynamic
Contact scheme has been difficult meet the needs of connecting disjunction high voltage.
Chinese patent Authorization Notice No. CN206250126U discloses a kind of D.C. contactor, and D.C. contactor includes: dynamic
Contact and static contact have spacing between moving contact and static contact, magnetic portion is equipped with around spacing, and magnetic portion generates arc extinguishing
Magnetic field, D.C. contactor further include magnetic-conductance portion, are arranged in around spacing and are located at the outside of magnetic portion to weaken outside magnetic portion
The contact assembly of the magnetic force of side, the D.C. contactor is weakened using single bridge-type contact structure by changing arc extinguishing area Distribution of Magnetic Field
The magnetic induction intensity in non-arc extinguishing area is avoided because of the influence after increasing magnetic field to product installation attachment component;It reduces forever
Magnet one end fringe magnetic leakage reinforces the magnetic field strength in rupturing duty area, to improve the arc extinguishing ability of product.But the direct current connects
Electric arc continues the problem of arcing when tentaculum will exist in disjunction when high voltage occasion uses.
Summary of the invention
The purpose of the present invention is to above-mentioned existing D.C. contactors when connecting disjunction DC high voltage, is difficult
The technical problem for extinguishing electric arc, provides a kind of D.C. contactor contact system and the D.C. contactor, inside single-pole contactor
An axis on install two moving contact pieces, major loop use four breakpoint enclosure interior cascade of monopole, direct current may be implemented
Contactor can quickly cut off high voltage electric arc while small size.
Technical solution
In order to achieve the above technical purposes, a kind of D.C. contactor contact system that the present invention designs, it includes moving contact
Component and static contact component, engagement and the disengagement of the moving contact component and the static contact component can control the direct current and connect
The on-off of tentaculum, it is characterised in that: the moving contact component and the static contact component enclosure interior connect to be formed there are four tools
The D.C. contactor major loop of fracture.
Further, the moving contact component and static contact component enclosure interior connect to form U-shaped or zigzag major loop.
Further, the moving contact component includes moving contact one and moving contact two, and the moving contact one and moving contact two divide
Zhuan not be in the step groove of support plate two sides, the support plate is on the end of axis;
The static contact component includes static contact one, static contact two and static contact three, the static contact one and static contact two
Stationary contact it is corresponding with one in two both ends diagonal line of the moving contact one and moving contact upper movable contact at both ends respectively, it is described
The dynamic touching with another upper both ends in two both ends diagonal line of moving contact one and moving contact respectively of two stationary contacts of static contact three
Point is correspondingly formed zigzag major loop.
Further, the stationary contact of the static contact one and static contact two is same with the moving contact one and moving contact two respectively
The movable contact at side both ends is corresponding, two stationary contacts of the static contact three respectively with two other side both ends of moving contact one and moving contact
Movable contact be correspondingly formed U-shaped major loop.
Further, the high spot that the moving contact one and moving contact two are attached separately in the step groove of support plate two sides can
It swings up and down.
The present invention also provides a kind of D.C. contactors comprising above-mentioned contact system, it is characterised in that: the static contact group
Part is in the stationary contact bracket, and the stationary contact bracket is installed on insulating part, and the insulating part is installed on armature
On one, the armature one is mounted in the upper surface of electromagnetic coil skeleton, and contact spring is sleeved on one end on axis and resists support plate, the other end
The boss on the axis is resisted, the other end of axis passes through the insulating part and armature one is equipped with dynamic iron core, and reaction spring is sleeved on
Dynamic iron core can be made to reset on the axis;
The stationary contact bracket forms seal chamber mounted in the oral area of magnetic yoke, and static contact one and the inserting of static contact two are mounted in described
It is corresponding with the moving contact component to protrude into seal chamber for one end in stationary contact bracket, and the other end stretches out the magnetic yoke, electromagnetic coil bone
The rack-mounted bottom in the magnetic yoke is limited equipped with spring card one on the axis on the outside of dynamic iron core, and dynamic iron core is located at electromagnetic wire
In the inner cavity of ring framework, armature two is equipped between the dynamic iron core and electromagnetic coil skeleton, the magnetic yoke is cased, described
Armature three is housed between outer casing bottom and the magnetic yoke.
Further, permanent magnet is located on the outside of the static contact component in the stationary contact bracket.
Further, it is limited on the axis of the support plate outboard end equipped with spring card two.
Beneficial effect
The present invention provides a kind of D.C. contactor contact system and the D.C. contactor, and one inside single-pole contactor
Two moving contact pieces are installed, major loop uses four breakpoint enclosure interior cascade of monopole, D.C. contactor may be implemented on axis
While small size, high voltage electric arc can be quickly cut off.
Detailed description of the invention
Attached drawing 1 is the structural schematic diagram of D.C. contactor in the embodiment of the present invention 1;
Attached drawing 2 is contact system structure schematic diagram in the embodiment of the present invention 1;
Attached drawing 3 is moving contact component product figure in the embodiment of the present invention 1;
Attached drawing 4 is moving contact component structural schematic diagram in the embodiment of the present invention 1;
Attached drawing 5 is the position view of 1 protrusions of the embodiment of the present invention;
Attached drawing 6 is the structural schematic diagram of supporting element in the embodiment of the present invention 1;
Attached drawing 7 is fracture schematic diagram in the embodiment of the present invention 1;
Attached drawing 8 is contact system structure schematic diagram in the embodiment of the present invention 2;
Attached drawing 9 is fracture schematic diagram in the embodiment of the present invention 2.
Specific embodiment
With reference to the accompanying drawings and examples, the present invention will be further described.
Embodiment 1
The present invention provides a kind of D.C. contactor contact systems, it includes moving contact component 1 and static contact component 2, institute
The engagement and disengagement of stating moving contact component 1 and the static contact component 2 can control the on-off of the D.C. contactor, described dynamic
Contact assembly 1 and 2 enclosure interior of the static contact component connect to be formed tool there are four fracture D.C. contactor major loop.
In particular, the moving contact component 1 includes moving contact 1 and moving contact as shown in attached drawing 2,3,4,5 and 6
2 102, the moving contact 1 and moving contact 2 102 are attached separately to the protrusion in the step groove 301,301 ' of 3 two sides of support plate
301a, 301a ' at can swing up and down, the support plate 3 mounted in axis 4 end on;
As shown in Fig. 2, the static contact component 2 includes static contact 1, static contact 2 202 and static contact 3 203,
The stationary contact of the static contact 1 and static contact 2 202 respectively with the moving contact 1 and 2 102 both ends pair of moving contact
The movable contact at one in linea angulata upper both ends is corresponding, two stationary contacts 203a, 203a ' of the static contact 3 203 respectively with it is dynamic
The movable contact at another upper both ends in 2 102 both ends diagonal line of contact 1 and moving contact is correspondingly formed zigzag major loop.
As shown in Fig. 7, the course of work of the present embodiment is, contactor in on-state, moving contact component 1 with it is quiet
The connection of contact assembly 2 forms a complete zigzag major loop access, and current path schematic diagram is as shown in Fig. 7.Work as contactor
When just having started disjunction, four fractures of major loop are simultaneously switched off, and generate electric arc in incision position, and electric arc is in internal magnets and fracture
Blow-out after rapid elongation is cooling under the action of spacing increases, realizes safely disconnecting for D.C. contactor.
Embodiment 2
The present invention also provides a kind of embodiment be as shown in Fig. 8, the static contact 1 and static contact 2 202 it is quiet
Contact is corresponding with the movable contact at 2 102 the same side both ends of the moving contact 1 and moving contact respectively, the static contact 3 203
Two stationary contacts 203a, 203a ' shape corresponding with the movable contact at 2 102 other side both ends of moving contact 1 and moving contact respectively
At U-shaped major loop.
As shown in Fig. 9, the course of work of the present embodiment is that contactor is in on-state, moving contact component 1 and stationary contact
The connection of head assembly 2 forms a complete U-shaped major loop access, and current path schematic diagram is as shown in Fig. 9.When contactor is rigid
When starting disjunction, four fractures of major loop are simultaneously switched off, and generate electric arc in incision position, and electric arc is between internal magnets and fracture
Away from blow-out after rapid elongation cooling under the action of increase, safely disconnecting for D.C. contactor is realized.
As shown in Fig. 1, the present invention also provides a kind of D.C. contactor comprising above-mentioned contact system, the static contact groups
In the stationary contact bracket 5, the stationary contact bracket 5 is installed on insulating part 6 part 2, the fixed dress of the insulating part 6
On armature 1, the armature 1 is mounted in the upper surface of electromagnetic coil skeleton 8, and contact spring 9 is sleeved on one end on axis 4 and resists branch
Fagging 3, the other end resist the boss 401 on the axis 4, and the other end of axis 4 passes through the insulating part 6 and armature 1 equipped with dynamic
Iron core 10, reaction spring 11, which is sleeved on the axis 4, can be such that dynamic iron core 10 resets;
The stationary contact bracket 5 forms seal chamber mounted in the oral area of magnetic yoke 12, and static contact 1 and static contact 2 202 are inserted
It is corresponding with the moving contact component 1 that seal chamber is protruded into dress one end in the stationary contact bracket 5, the other end stretching magnetic yoke
12, electromagnetic coil skeleton 8 is mounted in the bottom of the magnetic yoke 12, carries out on the axis 4 in 10 outside of dynamic iron core equipped with spring card 1
Limit, dynamic iron core 10 are located in the inner cavity of electromagnetic coil skeleton 8, and rank is equipped between the dynamic iron core 10 and electromagnetic coil skeleton 8
Iron 2 14, the magnetic yoke 12 are equipped with armature 3 16 in shell 15 between 15 bottom of shell and the magnetic yoke 12.
Permanent magnet 17 is located at 2 outside of static contact component in the stationary contact bracket 5.
It is limited on the axis 4 of 3 outboard end of support plate equipped with spring card 2 18.
The present invention provides a kind of D.C. contactor contact system and the D.C. contactor, and one inside single-pole contactor
Two moving contact pieces are installed, major loop uses four breakpoint enclosure interior cascade of monopole, D.C. contactor may be implemented on axis
While small size, high voltage electric arc can be quickly cut off.
Structure depicted in this specification institute accompanying drawings of the embodiment of the present invention, ratio, size, quantity etc., only to cooperate specification
Revealed content is not intended to limit the invention enforceable restriction item so that those skilled in the art understands and reads
Part, therefore do not have technical essential meaning, the modification of any structure, the change of proportionate relationship or the adjustment of size are not influencing
Under the effect of present invention can be generated and the purpose that can reach, it should all still fall in disclosed technology contents and obtain and can contain
In the range of lid.Meanwhile it is cited such as "upper", "lower", "left", "right", " centre ", " clockwise ", " inverse time in this specification
The term of needle " etc. is merely convenient to being illustrated for narration, rather than to limit the scope of the invention, relativeness
It is altered or modified, under the content of no substantial changes in technology, when being also considered as the enforceable scope of the present invention.
Claims (8)
1. a kind of D.C. contactor contact system, it includes moving contact component (1) and static contact component (2), the moving contact group
The engagement and disengagement of part (1) and the static contact component (2) can control the on-off of the D.C. contactor, it is characterised in that:
The moving contact component (1) and the static contact component (2) enclosure interior connect to be formed tool there are four fracture D.C. contactor
Major loop.
2. a kind of D.C. contactor contact system as described in claim 1, it is characterised in that: the moving contact component (1) and
Static contact component (2) enclosure interior connects to form U-shaped or zigzag major loop.
3. a kind of D.C. contactor contact system as claimed in claim 2, it is characterised in that: moving contact component (1) packet
Moving contact one (101) and moving contact two (102) are included, the moving contact one (101) and moving contact two (102) are attached separately to support plate
(3) in the step groove (301,301 ') of two sides, the support plate (3) is on the end of axis (4);
The static contact component (2) includes static contact one (201), static contact two (202) and static contact three (203), the stationary contact
The stationary contact of first (201) and static contact two (202) respectively with the moving contact one (101) and moving contact two (102) both ends pair
The movable contact at one in linea angulata upper both ends is corresponding, and two stationary contacts of the static contact three (203) (203a, 203a ') respectively
Zigzag is correspondingly formed with the movable contact at another upper both ends in moving contact one (101) and moving contact two (102) both ends diagonal line
Major loop.
4. a kind of D.C. contactor contact system as claimed in claim 3, it is characterised in that: the static contact one (201) and
The stationary contact of static contact two (202) movable contact with the moving contact one (101) and moving contact two (102) the same side both ends respectively
It is corresponding, two stationary contacts of the static contact three (203) (203a, 203a ') respectively with moving contact one (101) and moving contact two
(102) movable contact at other side both ends is correspondingly formed U-shaped major loop.
5. a kind of D.C. contactor contact system as claimed in claim 2 or claim 3, it is characterised in that: the moving contact one (101)
It is attached separately to moving contact two (102) at the protrusion in the step groove (301,301 ') of support plate (3) two sides (301a, 301a ')
It can swing up and down.
6. a kind of D.C. contactor comprising contact system described in any one of the claims 1~5 claim, special
Sign is: for the static contact component (2) on the stationary contact bracket (5), the stationary contact bracket (5) is installed on insulation
On part (6), the insulating part (6) is installed on armature one (7), and the armature one (7) is upper mounted in electromagnetic coil skeleton (8)
End face, contact spring (9) are sleeved on one end on axis (4) and resist support plate (3), and the other end resists the boss on the axis (4)
(401), the other end of axis (4) passes through the insulating part (6) and armature one (7) is equipped with dynamic iron core (10), reaction spring (11) set
On the axis (4) dynamic iron core (10) can reset;
Oral area of the stationary contact bracket (5) mounted in magnetic yoke (12) forms seal chamber, static contact one (201) and static contact two
(202) inserting one end on the stationary contact bracket (5), other end corresponding with the moving contact component (1) that protrude into seal chamber
It stretches out the magnetic yoke (12), electromagnetic coil skeleton (8) is mounted in the bottom of the magnetic yoke (12), the axis (4) on the outside of dynamic iron core (10)
Upper to be limited equipped with spring card one (13), dynamic iron core (10) is located in the inner cavity of electromagnetic coil skeleton (8), the dynamic iron core
(10) armature two (14) is equipped between electromagnetic coil skeleton (8), the magnetic yoke (12) is in shell (15), the shell
(15) armature three (16) is housed between bottom and the magnetic yoke (12).
7. the D.C. contactor of contact system as claimed in claim 6, it is characterised in that: permanent magnet (17) is mounted in the stationary contact
It is located on the outside of the static contact component (2) on head bracket (5).
8. the D.C. contactor of contact system as claimed in claim 6, it is characterised in that: support plate (3) outboard end
It is limited on axis (4) equipped with spring card two (18).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201811050040.1A CN109119293B (en) | 2018-09-10 | 2018-09-10 | Direct current contactor contact system and direct current contactor |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201811050040.1A CN109119293B (en) | 2018-09-10 | 2018-09-10 | Direct current contactor contact system and direct current contactor |
Publications (2)
Publication Number | Publication Date |
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CN109119293A true CN109119293A (en) | 2019-01-01 |
CN109119293B CN109119293B (en) | 2024-03-15 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201811050040.1A Active CN109119293B (en) | 2018-09-10 | 2018-09-10 | Direct current contactor contact system and direct current contactor |
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CN (1) | CN109119293B (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110491729A (en) * | 2019-07-31 | 2019-11-22 | 贵州天义技术有限公司 | A kind of 5G communication base station 1U400A bistable contactor |
CN113471023A (en) * | 2021-07-27 | 2021-10-01 | 上海电机学院 | Direct current contactor contact device and direct current contactor |
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---|---|---|---|---|
CH211549A (en) * | 1938-06-14 | 1940-09-30 | Hermes Patentverwertungs Gmbh | Contact arrangement for switching resp. Control units. |
CN200962406Y (en) * | 2006-07-03 | 2007-10-17 | 正泰集团股份有限公司 | Gas sealing low voltage electrical appliance with the operation contact |
CN101840815A (en) * | 2010-05-18 | 2010-09-22 | 沈阳二一三控制电器制造有限公司 | High dielectric voltage withstand direct-current contactor |
CN203192711U (en) * | 2013-04-16 | 2013-09-11 | 施耐德电器工业公司 | Contactor |
CN106531554A (en) * | 2016-11-08 | 2017-03-22 | 仲大卫 | Arcless breaking device of contactor, contactor and arcless breaking method |
CN209199848U (en) * | 2018-09-10 | 2019-08-02 | 上海良信电器股份有限公司 | A kind of D.C. contactor contact system and the D.C. contactor |
-
2018
- 2018-09-10 CN CN201811050040.1A patent/CN109119293B/en active Active
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CH211549A (en) * | 1938-06-14 | 1940-09-30 | Hermes Patentverwertungs Gmbh | Contact arrangement for switching resp. Control units. |
CN200962406Y (en) * | 2006-07-03 | 2007-10-17 | 正泰集团股份有限公司 | Gas sealing low voltage electrical appliance with the operation contact |
CN101840815A (en) * | 2010-05-18 | 2010-09-22 | 沈阳二一三控制电器制造有限公司 | High dielectric voltage withstand direct-current contactor |
CN203192711U (en) * | 2013-04-16 | 2013-09-11 | 施耐德电器工业公司 | Contactor |
CN106531554A (en) * | 2016-11-08 | 2017-03-22 | 仲大卫 | Arcless breaking device of contactor, contactor and arcless breaking method |
WO2018086366A1 (en) * | 2016-11-08 | 2018-05-17 | 仲大卫 | Arcless breaking device of contactor, contactor, and arcless breaking method |
CN209199848U (en) * | 2018-09-10 | 2019-08-02 | 上海良信电器股份有限公司 | A kind of D.C. contactor contact system and the D.C. contactor |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110491729A (en) * | 2019-07-31 | 2019-11-22 | 贵州天义技术有限公司 | A kind of 5G communication base station 1U400A bistable contactor |
CN113471023A (en) * | 2021-07-27 | 2021-10-01 | 上海电机学院 | Direct current contactor contact device and direct current contactor |
Also Published As
Publication number | Publication date |
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CN109119293B (en) | 2024-03-15 |
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