CN206210714U - A kind of Improvement type magnetic latching relay - Google Patents
A kind of Improvement type magnetic latching relay Download PDFInfo
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- CN206210714U CN206210714U CN201621208678.XU CN201621208678U CN206210714U CN 206210714 U CN206210714 U CN 206210714U CN 201621208678 U CN201621208678 U CN 201621208678U CN 206210714 U CN206210714 U CN 206210714U
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- support arm
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- permanent magnet
- armature
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Abstract
The utility model is related to relay technical field, more particularly to a kind of Improvement type magnetic latching relay, including magnetic circuit control system and contact system, and magnetic circuit control system includes yoke, magnetic inductive block, permanent magnet, armature, coil and reed；Yoke is U-shaped and including first support arm and second support arm；Magnetic inductive block, permanent magnet and first support arm are embedded in coil, and permanent magnet is arranged between magnetic inductive block and first support arm, and magnetic inductive block and first support arm convexedly stretch in permanent magnet and be used to contact armature；Contact system includes the first contact and the second contact；Reed is provided with movable contact spring., with the folding condition of permanent magnet holding contact, circuit loop consumption power is small when using, good energy-conserving effect for the utility model；Yoke, magnetic inductive block, permanent magnet and armature combine to form magnetic circuit closed loop, and flux loop is short, and magnetic force is intensive, the permanent magnet of small volume is provided larger magnetic force, improve permanent magnet utilization rate；Simple and compact for structure, reliability is high, good energy-conserving effect.
Description
Technical field
The utility model is related to relay technical field, more particularly to a kind of Improvement type magnetic latching relay.
Background technology
Relay is the automatic switch element with isolation features, be widely used in remote control, remote measurement, communicate, automatically control,
It is one of most important control element in electromechanical integration and power electronic equipment.Magnetic latching relay is to develop in recent years
A kind of new type of relay for coming, turn on automatically and cutting action, the normally closed or normally open of magnetic latching relay are played to circuit
It is entirely the effect for relying on permanent-magnet steel, the conversion of its on off state is completed by the pulse electrical signal triggering of one fixed width
's.
With the progress and the fast development of society of science and technology, relay usage amount is increasing, relay manufacturing enterprise it
Between competition be also growing more intense.Magnetic circuit system improves its structure, improves using reliable as the core component of magnetic latching relay
Property and reduces cost to improve the market competitiveness have great importance.However, the magnetic latching relay of prior art, its magnetic circuit
Because being limited by product design size, the magnetic flux produced by coil cannot be utilized effectively system, and the utilization rate of permanent magnet is not
Height, so that the magnetic conduction efficiency of magnetic circuit system is low；On the other hand, magnetic circuit system is generally mutually fixed using iron core with yoke riveting,
Assembling inconvenience, relay stability is bad, and complex structure, and production cost is high.
The content of the invention
Technical problem to be solved in the utility model is to provide a kind of simple and compact for structure, and reliability is high, energy-saving effect
Good Improvement type magnetic latching relay.
To achieve the above object, the technical solution adopted in the utility model is as follows.
A kind of Improvement type magnetic latching relay, including magnetic circuit control system and contact system, the magnetic circuit control system bag
Include yoke, magnetic inductive block, permanent magnet, armature, the coil for producing electromagnetic field and the reed being connected with armature；The yoke
U-shaped shape, yoke includes first support arm and second support arm；The magnetic inductive block, permanent magnet and first support arm are embedded in coil,
Permanent magnet is arranged between magnetic inductive block and first support arm, and magnetic inductive block and first support arm convexedly stretch in permanent magnet, magnetic inductive block and first
Support arm is used to contact armature, and permanent magnet encloses to set to form cavity near the one end of armature with magnetic inductive block and first support arm；Institute
Stating contact system includes the first contact and the second contact；The reed be provided with for the first contact, second contact
Movable contact spring.
Wherein, the magnetic inductive block offers the first groove, and the first support arm offers the second groove, the permanent magnet
Both sides be embedded at respectively in the first groove and the second groove.
Wherein, the magnetic inductive block is flushed near the one end of armature with the one end of the nearly armature of first support arm.
Wherein, the armature includes fixing end and free end, and the fixing end is connected with one end of second support arm, it is described oneself
It is connected with magnetic inductive block and first support arm by end.
Wherein, the reed is L-shaped, and the reed includes location division and swing part, and the location division connects with second support arm
Connect, the swing part is connected with armature.
Wherein, the second support arm is provided with towards the flange extended away from first support arm direction, and the location division is provided with
The groove being engaged with flange, the flange is plugged in groove.
Wherein, the contact system is provided with for the movable contact with the first contact, the second contact, the movable contact with
Movable contact spring is connected.
To achieve the above object, the technical solution adopted in the utility model is as follows.
The beneficial effects of the utility model are：The utility model with the folding condition of permanent magnet holding contact, when using
Circuit loop consumption power is small, reaches the effect of energy-conservation；Yoke, magnetic inductive block, permanent magnet, four part assembling combinations of armature, shape
Into a magnetic circuit closed loop, flux loop is very short, and magnetic force is intensive, can provide larger magnetic with the permanent magnet of small volume
Power, substantially increases permanent magnet utilization rate；The utility model simple structure, each part connection is compact, and reliability is high, stability and
Good energy-conserving effect.
Brief description of the drawings
Utility model is described further using accompanying drawing, but embodiment in accompanying drawing is not constituted to of the present utility model
What is limited, for one of ordinary skill in the art, on the premise of not paying creative work, can also be according to the following drawings
Obtain other accompanying drawings.
Fig. 1 is the exploded view of the utility model Improvement type magnetic latching relay.
Fig. 2 is the cut-away view that armature of the present utility model is in release conditions.
Fig. 3 is the cut-away view that armature of the present utility model is in attracting state.
Fig. 4 is the magnetic circuit closed loop schematic diagram that yoke, magnetic inductive block, magnet steel and armature are formed.
Reference includes：
1- coil 11- skeleton 12- enamel-covered wire 2- yoke 21- first support arm 22- second support arms
221- flange 3- reed 31- movable contact spring 32- swing part 33- location divisions 4- armature
5- the first contacts of magnetic inductive block 6- permanent magnets 71- the second contacts of 72- 73- movable contacts
8- shell 9- pedestal 91- binding posts.
Specific embodiment
The utility model is further described below in conjunction with the accompanying drawings, sees accompanying drawing 1-4.
As Figure 1-3, a kind of Improvement type magnetic latching relay, including magnetic circuit control system and contact system, the magnetic
Path control system include yoke 2, magnetic inductive block 5, permanent magnet 6, armature 4, the coil 1 for producing electromagnetic field and with armature 4
The reed 3 of connection；The U-shaped shape of the yoke 2, yoke 2 includes first support arm 21 and second support arm 22；The magnetic inductive block 5, permanent magnetism
Iron 6 and first support arm 21 are embedded in coil 1, and permanent magnet 6 is arranged between magnetic inductive block 5 and first support arm 21, the He of magnetic inductive block 5
First support arm 21 convexedly stretches in permanent magnet 6, and permanent magnet 6 encloses and set near the one end of armature 4 with magnetic inductive block 5 and first support arm 21
Form cavity；Magnetic inductive block 5 and first support arm 21 are used to contact armature 4；The contact system includes the first contact 71 and second
Contact 72；The reed 3 is provided with the movable contact spring 31 for being contacted with the first contact 71, the second contact 72.The relay is also
Including pedestal 9 and shell 8, pedestal 9 and shell 8 are connected, and can accommodate magnetic circuit control system and contact system, and pedestal 9 is provided with and connects
Line terminals 91.The coil 1 includes skeleton 11 and enamel-covered wire 12, and the magnetic inductive block 5, permanent magnet 6 and first support arm 21 are embedded
In in skeleton 11.
Wherein, the magnetic inductive block 5 offers the first groove, and the first support arm 21 offers the second groove, the permanent magnetism
The both sides of iron 6 are embedded in the first groove and the second groove respectively.Yoke 2, magnetic inductive block 5, magnet steel, 4 four part assemblings of armature
Combination, forms a magnetic circuit closed loop.The flux loop of this structure is very short, and magnetic force is intensive, can be with the permanent magnetism of small volume
Iron 6 provides larger magnetic force, improves the utilization rate of permanent magnet 6, and the assembling of each part is simple, is conducive to improve production efficiency, connects
Good reliability.
Wherein, the magnetic inductive block 5 is flushed near the one end of armature 4 with the one end of the nearly armature 4 of first support arm 21.Magnetic conduction
The end of block 5 and first support arm 21 can entirely fit with armature 4, thus may be such that the performance of relay is relatively stable.
Further, the armature 4 includes fixing end and free end, and the fixing end is connected with one end of second support arm 22, it is described oneself
It is connected with magnetic inductive block 5 and first support arm 21 by end.Due to the setting of said structure so that magnetic inductive block 5, the end of first support arm 21
Portion, second support arm 22 can entirely fit with armature 4, good stability.
Wherein, the reed 3 is L-shaped, and the reed 3 includes location division 33 and swing part 32, the location division 33 and the
Two support arms 22 are connected, and the swing part 32 is connected with armature 4.The movable contact spring 31 is arranged at swing part 32.Location division 33 can limit
The position of reed processed 3, makes reed 3 realize that the conversion of switch is more accurate, stable.Further, the second support arm 22 is set
Have towards the flange 221 extended away from the direction of first support arm 21, the location division 33 is provided with the groove being engaged with flange 221,
The flange 221 is plugged in groove.Simple structure, connection is reliable, and is easily installed dismounting.
Wherein, the contact system is provided with the movable contact 73 for being contacted with the first contact 71, the second contact 72, described dynamic
Contact 73 is connected with movable contact spring 31.The setting of movable contact 73 enables to movable contact spring 31 to be connect with the first contact 71, the second contact 72
Touch and more stablize.
As shown in Fig. 2 movable contact 73 is contacted with the first contact 71 of contact system, and when coil 1 is not powered on, the quilt of magnetic inductive block 5
Permanent magnet 6 magnetizes, and magnetic inductive block 5 is identical with the magnetic of the upper end of permanent magnet 6, and magnetic inductive block 5 is not contacted with armature 4, and armature 4 is in release
State；When to 1 conducting electric current of coil, coil 1 produces one and the magnetic direction identical magnetic field of permanent magnet 6, and armature 4 is by coil
1 and the magnetic-adsorption that produces of permanent magnet 6, and contacted with magnetic inductive block 5 and first support arm 21, because armature 4 is connected with reed 3, hold in the mouth
Iron 4 swings with movable contact spring 3, and then movable contact 73 is contacted with the first contact 71, realizes the closure of switch；Now, yoke 2, lead
Magnetic patch 5, magnet steel, armature 4 form a magnetic circuit closed loop, as shown in Figure 3-4；After electric current is removed, coil 1 is needed not continue to
It is powered, only the magnetic force by permanent magnet can fix the position of armature 4, so as to maintain the state of relay constant.Similarly, when giving
When coil 1 is passed through reverse current, coil 1 produces one and the anti-identical magnetic field in the magnetic field side of permanent magnet 6, and magnetic inductive block 5 is by the magnetic of coil 1
Change, it is identical with the polarity of armature 4, produce repulsion, armature 4 to be in release conditions to armature 4, as shown in Figure 2；Armature 4 and first
Arm 21 and magnetic inductive block 5 are separated, and movable contact spring 31 is moved to the direction of the first contact 71 in the presence of reed 3, and then are driven
Movable contact 73 is contacted with the first contact 71, realizes the conversion of switch；After turn-off current, magnetic inductive block 5 is only magnetized by permanent magnet 6, rank
Iron 4 can keep movable contact 73 constant with the state that the first contact 71 contacts still in release conditions.Repeat the above steps, can be real
The conversion of existing relay switch, it is easy to operate；Relay construction of the present utility model is simple simultaneously, and the connection between each part is tight
Gather, good reliability, whole process is not required to be passed through electric current, good energy-conserving effect for a long time.
Finally it should be noted that above example is only used to illustrate the technical solution of the utility model, rather than to this reality
With the limitation of novel protected scope, although being explained to the utility model with reference to preferred embodiment, this area it is general
It is logical it will be appreciated by the skilled person that can be modified to the technical solution of the utility model or equivalent, without deviating from this
The spirit and scope of utility model technical scheme.
Claims (7)
1. a kind of Improvement type magnetic latching relay, including magnetic circuit control system and contact system, it is characterised in that：The magnetic circuit control
System processed includes yoke, magnetic inductive block, permanent magnet, armature, the coil for producing electromagnetic field and the reed being connected with armature；
The U-shaped shape of yoke, yoke includes first support arm and second support arm；The magnetic inductive block, permanent magnet and first support arm are embedded
In in coil, permanent magnet is arranged between magnetic inductive block and first support arm, and magnetic inductive block and first support arm convexedly stretch in permanent magnet, permanent magnetism
Iron encloses to set to form cavity near the one end of armature with magnetic inductive block and first support arm, and magnetic inductive block and first support arm are used to contact
Armature；The contact system includes the first contact and the second contact；The reed be provided with for the first contact, the second contact
The movable contact spring of contact.
2. a kind of Improvement type magnetic latching relay according to claim 1, it is characterised in that：The magnetic inductive block offers
One groove, the first support arm offers the second groove, and the both sides of the permanent magnet are embedded at the first groove and second recessed respectively
In groove.
3. a kind of Improvement type magnetic latching relay according to claim 2, it is characterised in that：The magnetic inductive block is near armature
One end flushed with the one end of the nearly armature of first support arm.
4. a kind of Improvement type magnetic latching relay according to claim 1, it is characterised in that：The armature includes fixing end
And free end, the fixing end is connected with one end of second support arm, and the free end is connected with magnetic inductive block and first support arm.
5. a kind of Improvement type magnetic latching relay according to claim 1, it is characterised in that：The reed is L-shaped, described
Reed includes location division and swing part, and the location division is connected with second support arm, and the swing part is connected with armature.
6. a kind of Improvement type magnetic latching relay according to claim 5, it is characterised in that：The second support arm is provided with
Towards the flange extended away from first support arm direction, the location division is provided with the groove being engaged with flange, the flange grafting
In groove.
7. a kind of Improvement type magnetic latching relay according to claim 1, it is characterised in that：The contact system is provided with use
In the movable contact with the first contact, the second contact, the movable contact is connected with movable contact spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621208678.XU CN206210714U (en) | 2016-11-09 | 2016-11-09 | A kind of Improvement type magnetic latching relay |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621208678.XU CN206210714U (en) | 2016-11-09 | 2016-11-09 | A kind of Improvement type magnetic latching relay |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206210714U true CN206210714U (en) | 2017-05-31 |
Family
ID=58752223
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621208678.XU Active CN206210714U (en) | 2016-11-09 | 2016-11-09 | A kind of Improvement type magnetic latching relay |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206210714U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112092300A (en) * | 2020-09-10 | 2020-12-18 | 周文龙 | High-efficient injection mold who breaks away from fast |
-
2016
- 2016-11-09 CN CN201621208678.XU patent/CN206210714U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112092300A (en) * | 2020-09-10 | 2020-12-18 | 周文龙 | High-efficient injection mold who breaks away from fast |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 523000 No. two, No. 27, Putian Lake Center, Tangxia Town, Guangdong, Dongguan Patentee after: Lianzhong Sanyou group Limited by Share Ltd Address before: 523000 Tangxia City, Dongguan Province town of Pu Pu Lake West Road, No. 62, No. Patentee before: Dongguan Sanyou Electrical Appliances Co., Ltd. |
|
| CP03 | Change of name, title or address |