CN207398027U - A kind of Improvement type magnetic latching relay - Google Patents
A kind of Improvement type magnetic latching relay Download PDFInfo
- Publication number
- CN207398027U CN207398027U CN201721337996.0U CN201721337996U CN207398027U CN 207398027 U CN207398027 U CN 207398027U CN 201721337996 U CN201721337996 U CN 201721337996U CN 207398027 U CN207398027 U CN 207398027U
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- impeller
- movable contact
- spring
- movable
- assembly
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Abstract
The utility model is related to the art fields of relay, refer in particular to a kind of Improvement type magnetic latching relay, including housing, it is installed in the in vivo electromagnetic assembly of shell, is installed in the in vivo contact assembly of shell and impeller, one end of impeller is connected with electromagnetic assembly, the other end of impeller is connected with movable spring assembly, for electromagnetic assembly by the way that impeller is driven to move back and forth so as to which movable spring assembly be driven to move back and forth, the movable spring assembly moved back and forth realizes that movable contact is switched on or off with stationary contact；It is equipped with to buffer the elastic device that impeller moves impulse force in housing, elastic device is used to contradict the one end of impeller away from movable spring assembly.The utility model is simple and compact for structure, stable and reliable operation, is stopping the active force suffered by moment by the elastic device for being equipped with to buffer impeller movement impulse force in the one side of impeller to slow down impeller, so that impeller can smoothly move back and forth.
Description
Technical field
The utility model is related to the technical fields of relay, refer in particular to a kind of Improvement type magnetic latching relay.
Background technology
Magnetic latching relay is a kind of under the action of drive signal, utilizes the phase interaction of electromagnetic coil and permanent magnet
Make-and-break contact is realized with, relative motion；After drive signal disappearance, last move is remembered using internal permanent magnet
Make state, so as to be still switched on or the control element of off-state.It is realized by pulse signal and driven, therefore energy is significantly
Reduce energy consumption.
In the prior art, electromagnetic assembly is by driving impeller to move back and forth, so as to drive moving back and forth for movable contact spring, by
The conducting and disconnection of this control movable contact and stationary contact.However, since electromagnetic assembly is constant to the driving force of impeller, drive
The excessive damage for be easy to causeing impeller and movable contact spring of power, driving force is too small, and impeller movement is made to have some setbacks or even block
The defects of dead phenomenon, impeller movement is unstable, is fairly obvious, it is impossible to meet the needs of present miniaturized relays, therefore, urgently
A kind of scheme of solution need to be provided.
The content of the invention
The purpose of this utility model is that provide in view of the deficiencies of the prior art it is a kind of simple and compact for structure, it is stable can
It leans on, wink is being stopped slowing down impeller by the elastic device for being equipped with to buffer impeller movement impulse force in the one side of impeller
Between suffered active force so that the Improvement type magnetic latching relay that impeller can smoothly move back and forth.
In order to solve the above-mentioned technical problem, the utility model adopts the following technical solution：
A kind of Improvement type magnetic latching relay provided by the utility model, including housing, be installed in the in vivo electromagnetic assembly of shell,
Be installed in the in vivo contact assembly of shell and impeller, the contact assembly include first lead-out terminal, second output terminal and
Movable spring assembly, one end of the movable spring assembly are connected with first lead-out terminal, the other end and second output terminal of movable spring assembly
Contact disconnects, and the movable spring assembly is equipped with movable contact, and second output terminal is equipped with stationary contact；The one of the impeller
End is connected with electromagnetic assembly, and the other end of impeller is connected with movable spring assembly, and the electromagnetic assembly is by driving impeller back and forth
So as to which movable spring assembly be driven to move back and forth, the movable spring assembly moved back and forth realizes that movable contact is turned on or broken with stationary contact for movement
It opens；
It is equipped with to buffer the elastic device that impeller moves impulse force in the housing, the elastic device pushes away for contradicting
The one end of moving part away from movable spring assembly.
Therein, the electromagnetic assembly includes frame body, the coil for surrounding frame body setting, is connected to the two of frame body both ends
A yoke and the armature for driving impeller movement, the armature are rotatably dispose in housing；The armature includes permanent magnet
And two magnetic conductive boards, two magnetic conductive boards are intervally installed, permanent magnet contacts two magnetic conductive boards, the magnetism of two magnetic conductive boards respectively
On the contrary, one end of two yokes is protruded into respectively between the both ends of two magnetic conductive boards.
Further, the armature is equipped with the promotion arm being connected with impeller.
Further, the impeller is equipped with accommodating chamber, described one end for promoting arm and rank close to one end of promotion arm
Iron connects, and the other end of arm is promoted to protrude into the accommodating chamber of impeller, and the side wall of accommodating chamber promotes arm for contradicting.
Further, the promotion arm protrudes into one end in accommodating chamber and is equipped with clamping protrusion, and the accommodating chamber is equipped with
With the matched V-type groove of clamping protrusion.
Therein, the promotion arm is equipped with weight.
Further, the elastic device is elastic piece, and the elastic piece is installed on yoke.
Therein, the movable spring assembly includes the first movable contact spring, the second movable contact spring and the 3rd movable contact spring, the described first dynamic spring
One end of piece, the second movable contact spring and the 3rd movable contact spring is connected with first lead-out terminal, first movable contact spring, the second movable contact spring
It is detachably connected with the other end of the 3rd movable contact spring with impeller, the dynamic spring of first movable contact spring, the second movable contact spring and the 3rd
Piece is equipped with to be installed with the contact holes of movable contact.
Further, first movable contact spring, the second movable contact spring and the 3rd movable contact spring are bent with arc protrusion.
Further, the impeller is equipped with buckling groove, and the free end of first movable contact spring is equipped with one with buckling groove
First clamping bump of side channel wall clamping, the free end of the 3rd movable contact spring are equipped with the second clamping bump, second clamping
Convex block is obliquely installed, and second clamping bump is connected in the opposite side cell wall of buckling groove.
The beneficial effects of the utility model：
A kind of Improvement type magnetic latching relay provided by the utility model is set in one side of the impeller away from second output terminal
Elastic device is equipped with, when relay needs disconnecting circuit, electromagnetic assembly drives impeller mobile away from second output terminal, pushes away
The mobile drive movable spring assembly movement of moving part, makes movable contact be disconnected with stationary contact, so as to fulfill the disconnection of circuit；When impeller moves
When moving certain position, a side and the elastic device of impeller contradict, to impeller under the elastic reaction of elastic device
Impulse force, so as to reduce the driving force of electromagnetic assembly to the damage caused by impeller, makes impeller movement more steady into row buffering
It is fixed, improve the service life of the utility model.The utility model is simple and compact for structure and stable and reliable operation.
Description of the drawings
Fig. 1 is the front view of the utility model；
Fig. 2 is the part-structure schematic diagram of the utility model；
Fig. 3 is the structure diagram of the armature of the utility model；
Fig. 4 is the structure diagram of the movable spring assembly of the utility model；
Fig. 5 is the structure diagram of the impeller of the utility model.
Reference sign
1- housings；11- impellers；111- accommodating chambers；112-V type grooves；113- buckling grooves；12- elastic devices；21-
One leading-out terminal；22- second output terminals；221- stationary contacts；23- movable spring assemblies；231- movable contacts；The first movable contact springs of 232-；
The first clamping bumps of 2321-；The second movable contact springs of 233-；The 3rd movable contact springs of 234-；The second clamping bumps of 2341-；235- contacts
Hole；236- arcs protrusion；31- frame bodies；32- coils；33- yokes；34- armature；341- permanent magnets；342- magnetic conductive boards；35- is pushed away
Swing arm；351- clamping protrusions；352- weights.
Specific embodiment
For the ease of the understanding of those skilled in the art, the utility model is made with reference to embodiment and attached drawing further
Explanation, the content that embodiment refers to not is restriction to the utility model.The utility model is carried out below in conjunction with attached drawing
Detailed description.
As shown in Figures 1 to 5, a kind of Improvement type magnetic latching relay provided by the utility model, including housing 1, is installed in
Electromagnetic assembly in housing 1, the contact assembly being installed in housing 1 and impeller 11, it is defeated that the contact assembly includes first
Go out terminal 21, second output terminal 22 and movable spring assembly 23, one end of the movable spring assembly 23 to be connected with first lead-out terminal 21,
The other end of movable spring assembly 23 is contacted or disconnected with second output terminal 22, and the movable spring assembly 23 is equipped with movable contact 231, institute
It states second output terminal 22 and is equipped with stationary contact 221；One end of the impeller 11 is connected with electromagnetic assembly, impeller 11 it is another
End is connected with movable spring assembly 23, and the electromagnetic assembly is by driving impeller 11 to move back and forth to drive movable spring assembly 23 back and forth
Mobile, the movable spring assembly 23 moved back and forth realizes that movable contact 231 is switched on or off with stationary contact 221；It is set in the housing 1
The elastic device 12 that buffering impeller 11 moves impulse force is useful for, impeller 11 is separate to move spring to the elastic device 12 for contradicting
One end of component 23.Specifically, the elastic device 12 is an elastic piece, and elastic piece simple installation manufactures at low cost.
In practical applications, when relay needs to connect circuit, electromagnetic assembly drives impeller 11 toward second output terminal
Sub 22 directions movement, the mobile drive movable spring assembly 23 of impeller 11 move, and movable contact 231 is made to contact conducting with stationary contact 221
First lead-out terminal 21 and second output terminal 22, realize the connection of circuit；When relay needs disconnecting circuit, electromagnetic assembly
Impeller 11 is driven to be moved away from second output terminal 22, the mobile drive movable spring assembly 23 of impeller 11 moves, and makes movable contact
231 disconnect with stationary contact 221, so as to fulfill the disconnection of circuit；The utility model is in impeller 11 away from second output terminal 22
One side be provided with elastic piece, when impeller 11 is moved to certain position, a side of impeller 11 is contradicted with elastic piece,
To the impulse force of impeller 11 into row buffering under the elastic reaction of elastic piece, so as to reduce the driving force of electromagnetic assembly to impeller 11
Caused damage is moved impeller 11 and is more stablized, improves the service life of the utility model.The letter of the utility model structure
Single compact and stable and reliable operation.
In the technical program, referring to Fig. 1 and Fig. 2, the electromagnetic assembly includes frame body 31, is set around 31 middle part of frame body
Coil 32, be connected to 31 both ends of frame body two yokes 33 and for drive impeller 11 move armature 34, institute
It states armature 34 and is rotatably arranged at housing 1；The armature 34 includes permanent magnet 341 and two magnetic conductive boards 342, two magnetic conductive boards
342 are intervally installed, and permanent magnet 341 contacts two magnetic conductive boards 342 respectively, and the magnetism of two magnetic conductive boards 342 is on the contrary, two institutes
The one end for stating yoke 33 is protruded into respectively between the both ends of two magnetic conductive boards 342.As preference, the armature 34 is equipped with pushing away
The promotion arm 35 that moving part 11 connects.
In practical applications, when using positive direct-current pulsed voltage excitation coil 32, yoke 33 magnetic different is led with it
342 phase of magnetic sheet attracts, so that armature 34 rotates, meanwhile, elastic piece is in the state compressed at this time, is left in impeller 11
The moment of elastic piece, elastic piece discharge compressive state and spring back, and so as to promote impeller 11, the rotation for armature 34 provides auxiliary
Power enables armature 34 steadily to drive and arm 35 is promoted to rotate, and promotes the rotation of arm 35 that impeller 11 is driven to move, and drives dynamic touch
Point 231 is closed with stationary contact 221；When using anti-DC pulse voltage excitation coil 32, yoke 33 and another piece of magnetic conductive board 342
Mutually attract, armature 34 rotates backward, and promotes arm 35 that impeller 11 is driven to move, and driving movable contact 231 is separated with stationary contact 221.
In the technical program, referring to Fig. 2, the impeller 11 is equipped with close to one end of promotion arm 35 for accommodating chamber
111, described one end for promoting arm 35 is connected with armature 34, and the other end of arm 35 is promoted to protrude into the accommodating chamber 111 of impeller 11
Interior, the side wall of accommodating chamber 111 promotes arm 35 for contradicting.As preference, the promotion arm 35 is protruded into accommodating chamber 111
One end be equipped with clamping protrusion 351, the accommodating chamber 111 is equipped with and the raised 351 matched V-type grooves 112 of clamping.V-type is recessed
The design of slot 112 and clamping protrusion 351 can make promotion arm 35 and the connection of impeller 11 more firm, effectively prevent from promoting
There is the problem of arm 35 is promoted to depart from impeller 11 in moving process in part 11, and convenient for Assembly And Disassembly, is easy to
It safeguards.
In the technical program, referring to Fig. 3, the promotion arm 35 is equipped with weight 352, to enhance impeller 11 toward the
The active force in two leading-out terminals, 22 direction, so that movable contact 231 can be closely bonded with stationary contact 221, is effectively prevented
The phenomenon that contact sometimes cannot be effectively closed and knock-ons greatly increases the stability of the utility model.
In the technical program, referring to Fig. 1 and Fig. 2, the elastic device 12 is an elastic piece, and the elastic piece is installed in
On the yoke 33 of 11 one side of impeller, elastic piece is mounted on yoke 33, the installation space of elastic piece can be saved.
In the technical program, referring to Fig. 4, the movable spring assembly 23 includes the first movable contact spring 232, the second movable contact spring 233
With the 3rd movable contact spring 234, one end of first movable contact spring 232, the second movable contact spring 233 and the 3rd movable contact spring 234 is with first
Leading-out terminal 21 connects, the other end of first movable contact spring 232, the second movable contact spring 233 and the 3rd movable contact spring 234 with promotion
Part 11 is detachably connected, and first movable contact spring 232, the second movable contact spring 233 and the 3rd movable contact spring 234 are equipped with to be installed with dynamic
The contact holes 235 of contact 231.As preference, the impeller 11 be equipped with buckling groove 113, first movable contact spring 232 from
By holding the first clamping bump 2321 being equipped with the one side cell wall clamping of buckling groove 113, the free end of the 3rd movable contact spring is set
Have and incline with 2321 the second reversed clamping bump 2341 of the first clamping bump, second clamping bump 2341 with the 3rd movable contact spring
It tiltedly sets, second clamping bump 2341 is connected in the opposite side cell wall of buckling groove 113.Second clamping bump 2341 is set
Meter can increase pressing for contact, mitigate the vibration between movable contact 231 and stationary contact 221.
As preference, referring to Fig. 4, first movable contact spring 232, the second movable contact spring 233 and the 3rd movable contact spring 234 are
It is bent with arc protrusion 236.Specifically, the first movable contact spring 232, the second movable contact spring 233 and the 3rd movable contact spring 234 are superimposed on one
It rises, the radius of the arc protrusion 236 of the first movable contact spring 232 is more than 236 radius of arc protrusion of the first movable contact spring 232, and second is dynamic
The radius of the arc protrusion 236 of reed 233 is more than 236 radius of arc protrusion of the 3rd movable contact spring.The design of arc protrusion 236 can
To enhance the elasticity of movable contact spring, it is unlikely to deform movable contact spring.
The above is only the utility model preferred embodiment, and not the utility model is made in any form
Limitation, although the utility model is disclosed as above with preferred embodiment, is not limited to the utility model, any to be familiar with sheet
Technical professional is not being departed from the range of technical solutions of the utility model, is made when using the technology contents of the disclosure above
A little change or the equivalent embodiment for being modified to equivalent variations, as long as being without departing from the content of the technical scheme of the utility model, foundation
The utility model technology refers to any simple modification, equivalent change and modification made to above example, belongs to this practicality
In the range of new technique scheme.
Claims (10)
1. a kind of Improvement type magnetic latching relay, it is characterised in that：Including housing (1), the electromagnetic assembly being installed in housing (1),
The contact assembly and impeller (11) being installed in housing (1), the contact assembly include first lead-out terminal (21), second
Leading-out terminal (22) and movable spring assembly (23), one end of the movable spring assembly (23) are connected with first lead-out terminal (21), move spring
The other end of component (23) is contacted or disconnected with second output terminal sub (22), and the movable spring assembly (23) is equipped with movable contact
(231), the second output terminal sub (22) is equipped with stationary contact (221)；
One end of the impeller (11) is connected with electromagnetic assembly, and the other end of impeller (11) is connected with movable spring assembly (23),
The electromagnetic assembly is moved back and forth by the way that impeller (11) is driven to move back and forth that movable spring assembly (23) is driven to move back and forth
Movable spring assembly (23) realizes that movable contact (231) is switched on or off with stationary contact (221)；
The interior elastic device (12) for being equipped with to buffer the mobile impulse force of impeller (11) of the housing (1), the elastic device
(12) it is used to contradict the one end of impeller (11) away from movable spring assembly (23).
2. a kind of Improvement type magnetic latching relay according to claim 1, it is characterised in that：The electromagnetic assembly includes frame body
(31), the coil (32) of frame body (31) setting is surround, two yokes (33) at frame body (31) both ends is connected to and is used for
The armature (34) for driving impeller (11) mobile, the armature (34) are rotatably dispose in housing (1)；The armature (34) is included forever
Magnet (341) and two magnetic conductive boards (342), two magnetic conductive boards (342) are intervally installed, and permanent magnet (341) contacts two respectively
A magnetic conductive board (342), the magnetism of two magnetic conductive boards (342) is on the contrary, one end of two yokes (33) protrudes into two respectively
Between the both ends of magnetic conductive board (342).
3. a kind of Improvement type magnetic latching relay according to claim 2, it is characterised in that：The armature (34) is equipped with pushing away
The promotion arm (35) of moving part (11) connection.
4. a kind of Improvement type magnetic latching relay according to claim 3, it is characterised in that：The impeller (11) is close to push away
One end of swing arm (35) is equipped with accommodating chamber (111), and described one end for promoting arm (35) is connected with armature (34), promotes arm (35)
The other end is protruded into the accommodating chamber (111) of impeller (11), and the side wall of accommodating chamber (111) promotes arm (35) for contradicting.
5. a kind of Improvement type magnetic latching relay according to claim 4, it is characterised in that：The promotion arm (35) protrudes into
One end in accommodating chamber (111) is equipped with clamping protrusion (351), and the accommodating chamber (111) is equipped with to be engaged with clamping raised (351)
V-type groove (112).
6. a kind of Improvement type magnetic latching relay according to claim 3 to 5 any one, it is characterised in that：The promotion
Arm (35) is equipped with weight (352).
7. a kind of Improvement type magnetic latching relay according to claim 2, it is characterised in that：The elastic device (12) is bullet
Property piece, the elastic piece are installed on yoke (33).
8. a kind of Improvement type magnetic latching relay according to claim 1, it is characterised in that：The movable spring assembly (23) includes
First movable contact spring (232), the second movable contact spring (233) and the 3rd movable contact spring (234), first movable contact spring (232), the second dynamic spring
One end of piece (233) and the 3rd movable contact spring (234) is connected with first lead-out terminal (21), first movable contact spring (232),
The other end of two movable contact springs (233) and the 3rd movable contact spring (234) is detachably connected with impeller (11), first movable contact spring
(232), the second movable contact spring (233) and the 3rd movable contact spring (234) are equipped with to be installed with the contact holes (235) of movable contact (231).
9. a kind of Improvement type magnetic latching relay according to claim 8, it is characterised in that：First movable contact spring (232),
Second movable contact spring (233) and the 3rd movable contact spring (234) are bent with arc protrusion (236).
10. a kind of Improvement type magnetic latching relay according to claim 8, it is characterised in that：The impeller (11) is equipped with
Buckling groove (113), the free end of first movable contact spring (232) are equipped with first with the one side cell wall clamping of buckling groove (113)
Clamping bump (2321), the free end of the 3rd movable contact spring (234) are equipped with the second clamping bump (2341), second clamping
Convex block (2341) is obliquely installed, and second clamping bump (2341) is connected in the opposite side cell wall of buckling groove (113).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721337996.0U CN207398027U (en) | 2017-10-16 | 2017-10-16 | A kind of Improvement type magnetic latching relay |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721337996.0U CN207398027U (en) | 2017-10-16 | 2017-10-16 | A kind of Improvement type magnetic latching relay |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207398027U true CN207398027U (en) | 2018-05-22 |
Family
ID=62328497
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721337996.0U Active CN207398027U (en) | 2017-10-16 | 2017-10-16 | A kind of Improvement type magnetic latching relay |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207398027U (en) |
-
2017
- 2017-10-16 CN CN201721337996.0U patent/CN207398027U/en active Active
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