CN209249390U - A kind of push-down electromagnetic relay - Google Patents
A kind of push-down electromagnetic relay Download PDFInfo
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- CN209249390U CN209249390U CN201920030823.7U CN201920030823U CN209249390U CN 209249390 U CN209249390 U CN 209249390U CN 201920030823 U CN201920030823 U CN 201920030823U CN 209249390 U CN209249390 U CN 209249390U
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- movable contact
- push jack
- push
- contact spring
- armature
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Abstract
A kind of push-down electromagnetic relay, including push jack, armature and movable contact spring, armature, movable contact spring are mutually inserted with push jack respectively, and movable contact spring is equipped with movable contact, and push jack is provided with locating slot, and armature one end is inserted into locating slot, and armature pushes push jack by locating slot；Push jack side is provided with inserted terminal, and movable contact spring corresponds to inserted terminal and is provided with location hole, and inserted terminal is inserted into positioning hole, and there are gaps between push jack and the movable contact of movable contact spring；Locating slot is arranged on the first connector, and inserted terminal is arranged in the second connector side；It is provided with dowel between first connector and the second connector and the two is connected with each other by dowel；Location hole is located at the top of movable contact, and 2-10mm is separated by between push jack and movable contact；Location hole both ends pass through punching press flange respectively and are provided with to form bell-mouthed flange, and the inserted terminal of push jack limits in horn mouth.The utility model improves the security performance of electric product by way of it will use the mutually interspersed fixation of armature, push jack and movable contact spring.
Description
Technical field
The utility model relates to a kind of push-down electromagnetic relays.
Background technique
In the field of relay industry, the design requirement of product structure is very rigorous, for pusher relay then to making
There are strict requirements with the mounting means of relay push jack and movable contact spring, and the suction power demand of armature has enough arm of forces to remove band
Dynamic push jack makes the movable contact spring of relay act and be closed, therefore relatively high to the Structural Design Requirement of the power section of relay.
The electromagnetic system that most of electromagnetic relays are mainly made of parts such as coil, skeleton, yoke, pin, iron core and armature, coil
Pin both ends generate electromagnetic field and magnetic flux by connecting voltage, and iron core generates electromagnetic force since electromagnetism magnetizes, inhales moving armature
And relay is made to generate mechanical action.If the mounting means of push jack is inappropriate or structure design is defective, armature is pushed
It is easy for occurring that mechanical action has some setbacks, push jack blocks and loosens the critical defects such as failure with push jack when push jack, eventually leads to product
Electric property decline and mechanical structure it is unreliable the problems such as.
Therefore, it is further improved.
Utility model content
The purpose of the utility model is to provide a kind of simple and reasonable, cost of manufacture is lower, it is easy to operate flexibly, have
Effect solves the problems, such as that electromagnetic relay push jack is blocked and loosens with push jack, improves the push-down electromagnetic relay of product electric property, with
Overcome shortcoming in the prior art.
It is equipped with by a kind of push-down electromagnetic relay that this purpose designs, including push jack, armature and movable contact spring, movable contact spring
Movable contact, armature, movable contact spring are mutually inserted with push jack respectively, and the push jack is provided with locating slot, and locating slot is inserted into armature one end
Interior, armature pushes push jack by locating slot；Push jack side is provided with inserted terminal, and movable contact spring corresponds to inserted terminal and is provided with location hole,
Inserted terminal is inserted into positioning hole, and there are gaps between push jack and the movable contact of movable contact spring.It is mutual using armature, push jack and movable contact spring
Intert fixed mode, push jack tail portion can be inserted in the top of armature, at this moment the movement arm of force longest of armature, the suction power of armature
It is also to maximize.The positioning hole of the head insertion movable contact spring of push jack, guarantees that push jack will not pine during armature pushing action
De- or bounce leads to the electric parameter for influencing product, to improve anti-shake performance and movable contact spring of the push jack in promotion
Elastic performance.Such design method can be applied in the similar electromagnetic relay of structure type, can promote the use of, and have wide
Wealthy market prospects.
The push jack includes the first connector and the second connector interconnected, and the locating slot setting is in the first connection
On part, inserted terminal is arranged in the second connector side.The locating slot of first connector is set in the top of armature；Second connector
Inserted terminal insertion movable contact spring positioning hole fixed so that armature, push jack and movable contact spring are mutually interspersed.
Dowel is provided between first connector and the second connector and the two is connected with each other by dowel.
The location hole is located at the top of movable contact, and 2-10mm is separated by between push jack and movable contact.Movable contact spring and push jack peace
Holding position is far from movable contact, when guaranteeing to generate heat during the current interruption of movable contact high temperature, movable contact will not because of with push jack distance
Too closely scorification causes relay to use function reduction.
The location hole both ends pass through punching press flange respectively and are provided with to form bell-mouthed flange, the inserted terminal limit of push jack
In horn mouth.Push jack is provided with inserted terminal, the tapered pillar of inserted terminal in the second connector, and inserted terminal is inserted into movable contact spring
Positioning hole, location hole are guaranteed after push jack is packed between movable contact spring by the horn mouth of upper and lower one flange of punch forming
Frictional force reduces, and such push jack to become more smooth when resorption is dynamic.
The movable contact spring corresponds to movable contact and is provided with mounting hole, and movable contact is inserted into mounting hole.
It further include shell, push jack, armature and the movable contact spring of electromagnetic relay are separately mounted in shell.
Iron core is additionally provided in the shell, iron core is provided with enameled wire, and enameled wire is circumferentially positioned at the outside of iron core.
Described enameled wire one end is connected with left pin, right pin.
The movable contact spring and push jack installation site of the utility model guarantee to produce during the current interruption of movable contact high temperature far from movable contact
Raw heat, apart from too closely scorification, will not cause relay to use function reduction because of with push jack.Movable contact spring and push jack assembly
After form effective fixation and position-limiting action, enhance the anti-shake performance of push jack and movable contact spring.
In addition, push jack tail portion can be inserted in the top of armature by the way of the mutually interspersed fixation of armature, push jack and movable contact spring
End, this is the movement arm of force longest of armature, and same power of inhaling is also to maximize.The head of push jack is packed into the positioning of movable contact spring simultaneously
Kong Li guarantees the electric parameter that will not loosen or beat and influence product in push jack action process, improves anti-vibration and dynamic touching
Piece elastic performance.The horn mouth of one flange of movable contact spring punch forming guarantees the frictional force after push jack is packed between movable contact spring
Reduce, such push jack to become more smooth when resorption is dynamic, can effectively improve the anti-of relay using this design method
Shake performance.
Detailed description of the invention
Fig. 1 is the utility model first embodiment electromagnetic relay schematic perspective view.
Fig. 2 is that the utility model first embodiment push jack, armature and movable contact spring assemble decomposition texture schematic diagram.
Fig. 3 is the utility model first embodiment push jack, armature and movable contact spring assembling structure schematic diagram.
Fig. 4 shows for the positioning hole structure that the inserted terminal limit of the utility model first embodiment push jack is inserted in movable contact spring
It is intended to.
Fig. 5 is the utility model first embodiment electromagnetic relay decomposition texture schematic diagram.
In figure, 1 is pedestal, and 2 be push jack, and 2.1 be locating slot, and 2.2 be inserted terminal, and 2.3 be the first connector, and 2.4 be the
Two connectors, 2.5 be dowel, and 3 be shell, and 4 be skeleton, and 5 be movable contact, and 6 be stationary contact, and 7 be enameled wire, and 8 be movable contact spring,
8.1 be location hole, and 8.2 be mounting hole, and 8.3 be flange, and 9 be static contact, and 10 be yoke, and 11 be armature, and 12 be iron core, and 13 be pressure
Reed, 14 be left pin, and 15 be right pin, and 16 be inserted sheet.
Specific embodiment
The utility model is further described with reference to the accompanying drawings and embodiments.
Referring to Fig. 1-Fig. 5, a kind of push-down electromagnetic relay, including push jack 2, armature 11 and movable contact spring 8, movable contact spring 8 are pacified
Equipped with movable contact 5, armature 11, movable contact spring 8 are mutually inserted with push jack 2 respectively, and push jack 2 is provided with locating slot 2.1,11 one end of armature
It is inserted into locating slot 2.1, armature 11 pushes push jack 2 by locating slot 2.1；2 side of push jack is provided with inserted terminal 2.2, movable contact spring 8
Corresponding inserted terminal 2.2 is provided with location hole 8.1, and inserted terminal 2.2 is inserted into location hole 8.1, the movable contact 5 of push jack 2 and movable contact spring 8
Between there are gaps.In the locating slot 2.1 of 11 top of armature of relay insertion push jack 2, at this moment 11 action lever structure of armature
Arm of force longest, the displacement of armature 11 is maximum, can smoothly push push jack 2 forward after energization；After power-off, push jack 2 pushes backward
Armature 11 is resetted.
Further, push jack 2 includes the first connector 2.3 interconnected and the second connector 2.4, the locating slot
2.1 are arranged on the first connector 2.3, and inserted terminal 2.2 is arranged in 2.4 side of the second connector.
Further, dowel 2.5 is provided between the first connector 2.3 and the second connector 2.4 and the two passes through
Dowel 2.5 is connected with each other.
Further, location hole 8.1 is located at the top of movable contact 5, is separated by 2-10mm between push jack 2 and movable contact 5.
Further, 8.1 both ends of location hole pass through punching press flange respectively and are provided with to form bell-mouthed flange 8.3, push away
The inserted terminal 2.2 of piece 2 limits in horn mouth.Location hole 8.1 is H-shaped.About 8.1 punch forming of location hole one in H-shaped hole
Horn mouth with flange 8.3 guarantees that push jack 2 is inserted into the rear frictional force between movable contact spring 8 and reduces.
Further, the corresponding movable contact 5 of movable contact spring 8 is provided with mounting hole 8.2, and movable contact 5 is inserted into mounting hole 8.2.
Further, shell 3, push jack 2, armature 11 and the movable contact spring 8 of electromagnetic relay are separately mounted in shell 3.
Further, iron core 12 is additionally provided in shell 3, iron core 12 is provided with enameled wire 7, and enameled wire 7 is around setting
In the outside of iron core 12.
Further, 7 one end of enameled wire is connected with left pin 14, right pin 15.Movable contact spring 8 is also connected with inserted sheet 16,
Inserted sheet 16 stretches out outside shell 3, and the skeleton 4, yoke 10 and making leaf spring 13 mutually assembled is provided in shell 3, is also set up in shell 3
There is static contact 9, stationary contact 6 is installed on static contact 9, static contact 9 is located at 8 side of movable contact spring, and shell 3 is stretched out in 9 one end of static contact
Outside, wherein iron core 12 is inserted into skeleton 4, and enameled wire 7 is circumferentially positioned at the outside of skeleton 4, iron core 12.Yoke 10 is located at enameled wire
7 sides.
It further, further include the pedestal 1 being arranged in shell 3, movable contact spring 8 and static contact 9 are located at pedestal 1 one
Side.Pedestal 1 coats yoke 10.
The above-mentioned preferred embodiment for the utility model, has been shown and described the basic principles and main features of the utility model
And the advantages of the utility model.Those skilled in the art should be recognized that the present utility model is not limited to the above embodiments, on
It states and only illustrates the principles of the present invention described in embodiment and specification, do not departing from the spirit and scope of the utility model
Under the premise of the utility model also has various changes and improvements, these changes and improvements both fall within claimed it is practical new
Within the scope of type.The utility model requires protection scope is defined by appended claims and its equivalent.
Claims (9)
1. a kind of push-down electromagnetic relay, including push jack (2), armature (11) and movable contact spring (8), movable contact spring (8) are equipped with dynamic
Contact (5), it is characterized in that armature (11), movable contact spring (8) are mutually inserted with push jack (2) respectively, the push jack (2) is provided with positioning
Slot (2.1), armature (11) one end are inserted into locating slot (2.1), and armature (11) pushes push jack (2) by locating slot (2.1)；Push jack
(2) side is provided with inserted terminal (2.2), and movable contact spring (8) corresponding inserted terminal (2.2) is provided with location hole (8.1), inserted terminal
(2.2) in insertion location hole (8.1), there are gaps between the movable contact (5) of push jack (2) and movable contact spring (8).
2. push-down electromagnetic relay according to claim 1, it is characterized in that the push jack (2) includes interconnected first
Connector (2.3) and the second connector (2.4), the locating slot (2.1) are arranged on the first connector (2.3), inserted terminal
(2.2) it is arranged in the second connector (2.4) side.
3. push-down electromagnetic relay according to claim 2, it is characterized in that first connector (2.3) and the second connection
It is provided with dowel (2.5) between part (2.4) and the two is connected with each other by dowel (2.5).
4. push-down electromagnetic relay according to claim 1, it is characterized in that the location hole (8.1) is located at movable contact (5)
Top, be separated by 2-10mm between push jack (2) and movable contact (5).
5. push-down electromagnetic relay according to claim 4, it is characterized in that the location hole (8.1) both ends pass through punching respectively
Pressure side is provided with to be formed bell-mouthed flange (8.3), and the inserted terminal (2.2) of push jack (2) limits in horn mouth.
6. push-down electromagnetic relay according to claim 1, it is characterized in that the movable contact spring (8) corresponding movable contact (5) is set
It is equipped with mounting hole (8.2), movable contact (5) is inserted into mounting hole (8.2).
7. any one of -6 push-down electromagnetic relay according to claim 1, it is characterized in that further include shell (3), electromagnetism after
Push jack (2), armature (11) and the movable contact spring (8) of electric appliance are separately mounted in shell (3).
8. push-down electromagnetic relay according to claim 7, iron core (12) are additionally provided in shell (3) described in feature,
Iron core (12) is provided with enameled wire (7), and enameled wire (7) is circumferentially positioned at the outside of iron core (12).
9. push-down electromagnetic relay according to claim 8, enameled wire (7) one end described in feature is connected with left pin
(14), right pin (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920030823.7U CN209249390U (en) | 2019-01-08 | 2019-01-08 | A kind of push-down electromagnetic relay |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920030823.7U CN209249390U (en) | 2019-01-08 | 2019-01-08 | A kind of push-down electromagnetic relay |
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| Publication Number | Publication Date |
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| CN209249390U true CN209249390U (en) | 2019-08-13 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201920030823.7U Active CN209249390U (en) | 2019-01-08 | 2019-01-08 | A kind of push-down electromagnetic relay |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114512372A (en) * | 2021-10-27 | 2022-05-17 | 宁波福特继电器有限公司 | Push rod and small-size high-power relay |
-
2019
- 2019-01-08 CN CN201920030823.7U patent/CN209249390U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114512372A (en) * | 2021-10-27 | 2022-05-17 | 宁波福特继电器有限公司 | Push rod and small-size high-power relay |
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