CN106783409A - Magnetic latching relay - Google Patents
Magnetic latching relay Download PDFInfo
- Publication number
- CN106783409A CN106783409A CN201710098379.8A CN201710098379A CN106783409A CN 106783409 A CN106783409 A CN 106783409A CN 201710098379 A CN201710098379 A CN 201710098379A CN 106783409 A CN106783409 A CN 106783409A
- Authority
- CN
- China
- Prior art keywords
- shell fragment
- latching relay
- magnetic latching
- mentioned
- housing
- 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.)
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Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H50/00—Details of electromagnetic relays
- H01H50/16—Magnetic circuit arrangements
- H01H50/18—Movable parts of magnetic circuits, e.g. armature
- H01H50/24—Parts rotatable or rockable outside coil
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H50/00—Details of electromagnetic relays
- H01H50/54—Contact arrangements
- H01H50/56—Contact spring sets
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- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Arc-Extinguishing Devices That Are Switches (AREA)
Abstract
The invention provides a kind of magnetic latching relay, belong to field of mechanical technique.It is not high that it solves the problems, such as that prior art has stability.This magnetic latching relay, it is the housing of cavity including inside, armature part, electromagnetic coil assembly and switch module are provided with housing, described electromagnetic coil assembly is used to control armature part to swing, power supply can be disconnected or closed by above-mentioned switch module after armature part swings, it is characterized in that, the armature part includes insulation crust, promotes piece and Rotational Cylindrical, above-mentioned Rotational Cylindrical is that integral type structure and Rotational Cylindrical are axially connected with housing with insulation crust, and above-mentioned switch module includes junction pole one, junction pole two, stationary contact, movable contact and reed mechanism.This magnetic latching relay stability is high.
Description
Technical field
The invention belongs to field of mechanical technique, it is related to a kind of magnetic latching relay.
Background technology
Magnetic latching relay is a kind of new type of relay for growing up in recent years, is also a kind of automatic switch.And other
Electromagnetic relay is the same, and turn on automatically and cutting action are played to circuit.Except that, magnetic latching relay it is normally closed or normal
Open state is entirely to rely on the effect of permanent-magnet steel, the conversion of its on off state be the pulse electrical signal triggering by one fixed width and
Complete.
The structure of magnetic latching relay includes electromagnetic coil assembly, armature part and switch module.And armature part includes armature
And insulation crust, the hole for armature spindle insertion is provided with the middle part of insulation crust, then armature spindle is inserted in hole so as to realize rank
The rotation of ironware；Secondly, iron plate one end of armature is connected with the extension that can be driven and promote piece movement.
Although it disclosure satisfy that use requirement with above-mentioned existing magnetic latching relay, on armature part part, its portion
Part is more and processing assembling procedure is more, for example, it is desired to be opened up in the middle part of insulation crust and/or armature for armature spindle insertion
Hole, in addition it is also necessary to processing rotor axle, subsequently also needs to that armature spindle is inserted in the assembling in hole；
Secondly, on armature part part, its overall heavier-weight because armature is metal, and has and rank on armature
The integrally formed extension of iron (being also metal material), virtually improves production cost.
In order to solve above-mentioned technical problem, for example, Chinese patent literature discloses a kind of magnetic latching relay
Armature [application number：201420209889.X], it includes the shell being made of plastics, permanent magnet and armature in shell
Piece, and the pushing block on shell is fixedly mounted on, armature plate is two, and two armature plates are parallel to each other and positioned at the two of permanent magnet
End, shell is stretched out at the two ends of armature plate；Shell includes housing and the cap that is fastened on housing, and the edge of cap is provided with many
Individual buckle, the edge of housing is provided with multiple draw-in grooves mutually fastened with buckle.The shell of program armature uses the side of buckle
Formula is arranged on outside permanent magnet and armature plate, with simple structure, it is easy for installation the characteristics of；And push rod uses cylindrical structural,
Make to use linear contact lay between push rod and connection sheet, it is ensured that stability when using.
Although above-mentioned scheme has the advantages that the above is many, above-mentioned scheme does not solve above-mentioned skill thoroughly
Art problem, therefore, it is badly in need of a armature of relay part that can solve above-mentioned technical problem of design.
The content of the invention
The purpose of the present invention is directed to the above mentioned problem of prior art presence, there is provided a kind of compact conformation and stability is high
Magnetic latching relay.
The purpose of the present invention can be realized by following technical proposal：
A kind of magnetic latching relay, including internal is the housing of cavity, and armature part, electromagnetic coil assembly are provided with housing
And switch module, described electromagnetic coil assembly is for controlling the swing of armature part, above-mentioned switch module after armature part swings
Power supply can be disconnected or be closed, it is characterised in that the armature part includes insulation crust, promotes piece and Rotational Cylindrical, above-mentioned turn
Dynamic post is that integral type structure and Rotational Cylindrical are axially connected with housing with insulation crust, and above-mentioned switch module includes junction pole one, connects
Line bar two, stationary contact, movable contact and reed mechanism, above-mentioned junction pole one and junction pole two are connected on housing, described spring
Piece mechanism is inner to be connected with junction pole one, and the stationary contact is connected on junction pole two, above-mentioned reed mechanism outer end and movable contact
It is fixedly connected with and movable contact is just right with stationary contact, also including a driver blade in housing, the two ends of the driver blade connects respectively
It is connected at promotion piece and reed mechanism outer end, having in the reed mechanism can increase the elastic structure of its elastic force.
Electromagnetic coil assembly is existing ordinary construction, and after being powered armature part can swing magnet coil.Due to Rotational Cylindrical
Axially it is connected with housing, therefore, the smooth swing of insulation crust energy, the insulation crust after swing pulls driver blade by promoting piece.
Reed mechanism can be dropped after driver blade translation and movable contact is separated with stationary contact, by dump.
Conversely, stationary contact and movable contact make becoming for power on being abutted together under the elastic force effect of reed mechanism
Gesture.
This magnetic latching relay it is creative elastic structure is provided with pornographic movie mechanism, this pornographic movie is made by elastic structure
Mechanism keeps enough elastic force.
In above-mentioned magnetic latching relay, the quantity of the Rotational Cylindrical is two and two and rotates being distributed in for column symmetry
Insulation crust both sides.
Such structure can make insulation crust uniform stressed and connective stability compares high between housing.
In above-mentioned magnetic latching relay, described reed mechanism is included in the first shell fragment, second shell fragment of sheet long
With middle shell fragment, described elastic structure includes the deformation hole set along its length on the first shell fragment, edge on the second shell fragment
The deformation hole that its length direction is set, the deformation hole set along its length on middle shell fragment, above-mentioned movable contact is connected in
On first shell fragment.
Deformation hole is respectively provided with first shell fragment, the second shell fragment and middle shell fragment, the setting in deformation hole effectively raises it
Elastic force.
Meanwhile, deformation hole extends to the first shell fragment other end by first shell fragment one end, therefore, the first shell fragment is being deformed upon
When its deformation region it is long, effectively raise the life-span of the first shell fragment.
Deformation hole on second shell fragment and middle shell fragment also extends the life-span of its correspondence shell fragment.
In above-mentioned magnetic latching relay, the deformation hole on first shell fragment, the second shell fragment and middle shell fragment is just
It is right.
Such structure can improve structural compactness.
In above-mentioned magnetic latching relay, the quantity of the middle shell fragment is at least two panels.
Because the first shell fragment is changed into Openworks shape by deformation hole, therefore, multiple middle shell fragments effectively increase its intensity.
In above-mentioned magnetic latching relay, it is respectively provided with first shell fragment, the second shell fragment and middle shell fragment domed
Variant part, and variant part diameter on the first shell fragment, middle shell fragment, the second shell fragment diminishes successively, above-mentioned variant part counterpoise
It is folded to set.
Such structure can make the first shell fragment, the second shell fragment and middle shell fragment is compact sticks together.
In above-mentioned magnetic latching relay, the deformation hole middle part on first shell fragment is located at variant part.
In above-mentioned magnetic latching relay, the described middle part of junction pole one has recessed guide recess, above-mentioned transmission
Piece middle part is located at guide recess.
Driver blade can realize translation in the presence of guide recess, it is to avoid be come off between promotion piece.
In above-mentioned magnetic latching relay, on second shell fragment there is c-shaped opening and the second shell fragment end to have to incline
Tiltedly the contact site one of protrusion, is also fixed with an auxiliary shell fragment on second shell fragment, has to incline on the auxiliary shell fragment and protrudes
Contact site two.
In above-mentioned magnetic latching relay, the auxiliary shell fragment is including body in the form of sheets and is located at body side and inclines
The raised line for tiltedly protruding, above-mentioned contact site two is located at raised line sidepiece.
In above-mentioned magnetic latching relay, the driver blade end has recessed connector, the He of above-mentioned contact site one
Contact site two is resisted against connector side, and above-mentioned first shell fragment is resisted against connector opposite side.
Such structure Neng Shi reeds mechanism end has enough elastic force, can improve the responsiveness of reed mechanism.
Compared with prior art, in this magnetic latching relay armature part due to being integral structure, therefore, its simple structure
It is compact, with practical value very high.
Meanwhile, the setting in deformation hole is effectively increased its elastic force in spring assembly, and it is long to be additionally, since deformation hole,
Deformation region is extended, its service life is effectively raised.
In addition, being also effectively increased its elastic force in the presence of shell fragment is aided in, the responsiveness of spring assembly is improve.
Brief description of the drawings
Fig. 1 is the dimensional structure diagram of this magnetic latching relay.
Fig. 2 is the main structure diagram of this magnetic latching relay.
Fig. 3 is the dimensional structure diagram of reed mechanism in this magnetic latching relay.
Fig. 4 is the main structure diagram of reed mechanism in this magnetic latching relay.
Fig. 5 is current path schematic diagram in this magnetic latching relay.
In figure, 1, housing；2nd, electromagnetic coil assembly；3rd, insulation crust；3a, promotion piece；3b, Rotational Cylindrical；4th, junction pole one；
4a, guide recess；5th, junction pole two；6th, stationary contact；7th, movable contact；8th, driver blade；8a, connector；9th, the first shell fragment；10th,
Two shell fragments；10a, c-shaped opening；10b, contact site one；11st, middle shell fragment；12nd, deformation hole；13rd, variant part；14th, shell fragment is aided in；
14a, contact site two.
Specific embodiment
As shown in Fig. 1 and Fig. 2 and Fig. 3 and Fig. 4, this magnetic latching relay includes that internal is the housing 1 of cavity, in housing 1
Armature part, electromagnetic coil assembly 2 and switch module are inside provided with, described electromagnetic coil assembly 2 is used to control armature part to swing, when
Power supply can be disconnected or closed by armature part switch module above-mentioned after swinging, and the armature part includes insulation crust 3, promotes piece
3a and Rotational Cylindrical 3b, above-mentioned Rotational Cylindrical 3b are that integral type structure and Rotational Cylindrical 3b are axially connected with housing 1 with insulation crust 3, on
Switch module is stated including junction pole 1, junction pole 25, stationary contact 6, movable contact 7 and reed mechanism, above-mentioned junction pole 1 and is connect
Line bar 25 is connected on housing 1, and described reed mechanism is inner to be connected with junction pole 1, and the stationary contact 6 is connected in and connects
In line bar 25, above-mentioned reed mechanism outer end is fixedly connected with movable contact 7 and movable contact 7 is just right with stationary contact 6, is also located at including one
Driver blade 8 in housing 1, the two ends of the driver blade 8 are connected at promotion piece 3a and reed mechanism outer end, the reed
Having in mechanism can increase the elastic structure of its elastic force.
Described reed mechanism includes the first shell fragment 9 in sheet long, the second shell fragment 10 and middle shell fragment 11, described bullet
Power structure includes the deformation hole 12 set along its length on the first shell fragment 9, is set along its length on the second shell fragment 10
Deformation hole 10, the deformation hole 12 set along its length on middle shell fragment 11, above-mentioned movable contact 7 is connected in the first shell fragment
On 9.
Deformation hole 12 on first shell fragment 9, the second shell fragment 10 and middle shell fragment 11 is just right.
The quantity of the middle shell fragment 11 is at least two panels.
Domed variant part 13, and the first bullet are respectively provided with first shell fragment 9, the second shell fragment 10 and middle shell fragment 11
Variant part diameter on piece 9, middle shell fragment 11, the second shell fragment 10 diminishes successively, and above-mentioned variant part 13 is overlapped.
Because the size of variant part 13 on shell fragment 11 in the middle of two is different, that is to say, that the change of shell fragment in the middle of one of
Shape portion is more than the variant part of another middle shell fragment, therefore, there is status requirement when shell fragments are installed in the middle of two, once install
Positional fault can be because of variant part jam, and causing in the middle of two between shell fragments can not be closely against.In order to solve this in the present embodiment
Problem, offers an identification breach on a middle shell fragment 11 wherein, and is opened on another middle shell fragment 11
If identification breach.Assembler can be thus set to get information about the rigging position of middle springs 11.
The middle part of deformation hole 12 on first shell fragment 9 is located at variant part 13.
The described middle part of junction pole 1 has recessed guide recess 4a, and the middle part of above-mentioned driver blade 8 is located at guide recess 4a
Place.
There is c-shaped opening 10a on second shell fragment 10 and the end of the second shell fragment 10 has the contact site one for inclining protrusion
10b, is also fixed with an auxiliary shell fragment 14 on second shell fragment 10, have the contact site for inclining protrusion on the auxiliary shell fragment 14
Two 14a.
The auxiliary shell fragment 14 is including body in the form of sheets and positioned at body side and inclines the raised line for protruding, above-mentioned contact
The 14a of portion two is located at raised line sidepiece.
The end of the driver blade 8 have recessed connector 8a, the 10b of above-mentioned contact site one and the 14a of contact site two against
In connector 8a sides, above-mentioned first shell fragment 9 is resisted against connector 8a opposite sides.
In the present embodiment, in order to ensure connective stability, having in the end of the first shell fragment 9 can be stably connected with driver blade
On structure.
The lug that said structure is with the first shell fragment 9 is integral type structure, lug is vertically arranged with the second shell fragment, can see
Go out, the end of the first shell fragment 9 that is arranged on of lug forms a hook formation, connected by forming stabilization between the structure energy and driver blade
Connect.
Electromagnetic coil assembly is existing ordinary construction, and after being powered armature part can swing magnet coil.Due to Rotational Cylindrical
Axially it is connected with housing, therefore, the smooth swing of insulation crust energy, the insulation crust after swing pulls driver blade by promoting piece.
Reed mechanism can be dropped after driver blade translation and movable contact is separated with stationary contact, by dump.
Conversely, stationary contact and movable contact make becoming for power on being abutted together under the elastic force effect of reed mechanism
Gesture.
This magnetic latching relay it is creative elastic structure is provided with pornographic movie mechanism, this pornographic movie is made by elastic structure
Mechanism keeps enough elastic force.
The path that expected Lorentz electric current or magnetic field are followed is as shown in the vector arrows of Fig. 5.
In order to improve compactedness at the compactedness of book magnetic latching relay, particularly switch module, the sheet of shell fragment is aided in
Match at body and the second shell fragment.
Specifically, the c-shaped opening edge of the second shell fragment and body flush, so not only increase its compact conformation
Property, and avoid ledge structure is formed between the second shell fragment and body, effectively avoids impurities left at ledge structure
The situation of easy-clear is not allowed.
Meanwhile, also have between raised line and body together with recessed groove, here groove serve two effects：One,
The extension of raised line can be made, elastic force at contact site two is effectively raised；Secondly, groove and c-shaped opening port align, this
Sample also avoids forming ledge structure between second spring and auxiliary shell fragment, effectively avoids impurities left and does not allow easy to clean
Problem.
Meanwhile, when two equal stress of contact site one and contact site, contact site two is to be located at the sidepiece of contact site one, that is,
Say, contact site one can be in same plane with contact site two after stress, and contact site one will not be contacted all the time with contact site two.
Certainly, when state is not stressed, i.e., single switch component part when contact site one separated with contact site two,
That is, contact site two is away from contact site one.
In order to further improve its structural compactness and stability, it is respectively provided with contact site one and contact site two smoothed
The transition part for crossing.
In addition, having perforate on the second shell fragment on the inside of C-shaped aperture, the perforate is used to connect movable contact, in order to improve the
Two shell fragment end intensity, the center of perforate is misaligned with the center of C-shaped aperture, and the center of perforate is close to the second shell fragment middle part.
As can be seen that such structure can make the position of movable contact spring try one's best away from c-shaped opening, can guarantee that at c-shaped opening and have
There is enough intensity, finally also just improve the intensity of the second shell fragment end.In the present embodiment, in order to simplify structure, by dynamic
With auxiliary shell fragment be fixedly connected for the first above-mentioned shell fragment, middle shell fragment, the second shell fragment by contact.
Specifically, movable contact includes spherical touch part and in shaft-like connecting portion, and contact site is in the first shell fragment
Outside, connecting portion is located in the first shell fragment, middle shell fragment, the second shell fragment and auxiliary shell fragment by the connection of above-mentioned five parts stabilization
Together.
In the present embodiment, the thickness of the first shell fragment, middle shell fragment, the second shell fragment and auxiliary shell fragment is all identical, and
They are all copper products.It is so set to possess enough electric conductivities.
The middle shell fragment of this product is two panels, and C-shaped aperture is not provided with the second shell fragment.Protected using deformation hole on all shell fragments
Its elasticity is demonstrate,proved, while the not enough problem of its intensity is overcome using shell fragment in the middle of two, therefore, this product need not be in the second bullet
C-shaped aperture is opened up on piece.
Secondly, the perforate axial line decentraction on the center of circle of C-shaped aperture and the first shell fragment, so effectively increases the first shell fragment
End intensity.
In addition, there is insulation to promote piece on the insulation crust of this product, the structure the advantage is that：Not only reduce and be manufactured into
This, meanwhile, processing and manufacturing is also convenient for, in addition, the weight of the product for also mitigating；
With the integrally formed Rotational Cylindrical of insulation crust, which not only reduces difficulty of processing, but also production greatly improved
Efficiency, while, additionally it is possible to the intensity of structure is ensured, in addition, also reducing manufacturing cost.
Claims (10)
1. a kind of magnetic latching relay, including internal is the housing of cavity, be provided with housing armature part, electromagnetic coil assembly and
Switch module, described electromagnetic coil assembly is used to control armature part to swing, above-mentioned switch module energy after armature part swings
Power supply is disconnected or closed, it is characterised in that the armature part includes insulation crust, promotes piece and Rotational Cylindrical, above-mentioned rotation
Post is that integral type structure and Rotational Cylindrical are axially connected with housing with insulation crust, and above-mentioned switch module includes junction pole one, wiring
Bar two, stationary contact, movable contact and reed mechanism, above-mentioned junction pole one and junction pole two are connected on housing, described reed
Mechanism is inner to be connected with junction pole one, and the stationary contact is connected on junction pole two, above-mentioned reed mechanism outer end and movable contact phase
It is connected and movable contact is just right with stationary contact, also including a driver blade in housing, the two ends of the driver blade connects respectively
Promoting at piece and reed mechanism outer end, having in the reed mechanism can increase the elastic structure of its elastic force.
2. magnetic latching relay according to claim 1, it is characterised in that the quantity of the Rotational Cylindrical is two and two
Rotate column symmetry is distributed in insulation crust both sides.
3. magnetic latching relay according to claim 2, it is characterised in that described reed mechanism is included in sheet long
First shell fragment, the second shell fragment and middle shell fragment, described elastic structure include the shape set along its length on the first shell fragment
Variable orifice, the deformation hole set along its length on the second shell fragment, the deformation hole set along its length on middle shell fragment, on
The movable contact stated is connected on the first shell fragment.
4. magnetic latching relay according to claim 3, it is characterised in that first shell fragment, the second shell fragment and centre
Deformation hole on shell fragment is just right.
5. magnetic latching relay according to claim 4, it is characterised in that the quantity of the middle shell fragment is at least two
Piece.
6. magnetic latching relay according to claim 3, it is characterised in that first shell fragment, the second shell fragment and centre
The variant part diameter being respectively provided with shell fragment on domed variant part, and the first shell fragment, middle shell fragment, the second shell fragment becomes successively
Small, above-mentioned variant part is overlapped.
7. magnetic latching relay according to claim 6, it is characterised in that position in the deformation hole on first shell fragment
At variant part.
8. magnetic latching relay according to claim 2, it is characterised in that the described middle part of junction pole one has recessed
Guide recess, above-mentioned driver blade middle part is located at guide recess.
9. magnetic latching relay according to claim 2, it is characterised in that have on second shell fragment c-shaped opening and
Second shell fragment end has the contact site one for inclining protrusion, and an auxiliary shell fragment, the auxiliary are also fixed with second shell fragment
There is the contact site two for inclining protrusion on shell fragment.
10. magnetic latching relay according to claim 9, it is characterised in that the auxiliary shell fragment includes sheet in the form of sheets
Body and the raised line protruded positioned at body side and inclination, above-mentioned contact site two are located at raised line sidepiece.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710098379.8A CN106783409A (en) | 2017-02-23 | 2017-02-23 | Magnetic latching relay |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710098379.8A CN106783409A (en) | 2017-02-23 | 2017-02-23 | Magnetic latching relay |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106783409A true CN106783409A (en) | 2017-05-31 |
Family
ID=58959827
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710098379.8A Pending CN106783409A (en) | 2017-02-23 | 2017-02-23 | Magnetic latching relay |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106783409A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109256299A (en) * | 2018-11-02 | 2019-01-22 | 浙江格蕾特电器股份有限公司 | The switch block of magnetic latching relay |
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| CN103794415A (en) * | 2014-01-23 | 2014-05-14 | 厦门宏发电力电器有限公司 | Electromagnetic relay and movable contact spring thereof |
| CN104900451A (en) * | 2015-04-29 | 2015-09-09 | 厦门宏发电力电器有限公司 | Magnetic latching relay with counterforce reed |
| CN204651253U (en) * | 2015-04-15 | 2015-09-16 | 浙江正泰电器股份有限公司 | Magnetic latching relay |
| CN206584872U (en) * | 2017-02-23 | 2017-10-24 | 浙江格蕾特电器股份有限公司 | Magnetic latching relay |
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- 2017-02-23 CN CN201710098379.8A patent/CN106783409A/en active Pending
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201004438Y (en) * | 2007-02-05 | 2008-01-09 | 厦门金合捷投资控股有限公司 | Electromagnetic relay with resistance electric exclusion force |
| CN203415505U (en) * | 2013-08-10 | 2014-01-29 | 长沙中坤电气科技有限公司 | Relay reed assembly with high flexibility, and relay |
| CN103794415A (en) * | 2014-01-23 | 2014-05-14 | 厦门宏发电力电器有限公司 | Electromagnetic relay and movable contact spring thereof |
| CN204651253U (en) * | 2015-04-15 | 2015-09-16 | 浙江正泰电器股份有限公司 | Magnetic latching relay |
| CN104900451A (en) * | 2015-04-29 | 2015-09-09 | 厦门宏发电力电器有限公司 | Magnetic latching relay with counterforce reed |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109256299A (en) * | 2018-11-02 | 2019-01-22 | 浙江格蕾特电器股份有限公司 | The switch block of magnetic latching relay |
| CN109256299B (en) * | 2018-11-02 | 2023-11-10 | 浙江格蕾特电器股份有限公司 | Switch assembly of magnetic latching relay |
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Application publication date: 20170531 |
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